formbook | c714df95288209ef3fbafe4f685c16629edea6bbf927c9ff522170c939916016

Analysis

max time kernel
58s
max time network
42s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 21:35

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General

Target

c714df95288209ef3fbafe4f685c16629edea6bbf927c9ff522170c939916016.docx
Size

16KB
MD5

0ec4a5cbc70d9e63dc8efc2197bc03fa
SHA1

24715d7a38a0e3b3495d6fa7bd1164897fe36257
SHA256

c714df95288209ef3fbafe4f685c16629edea6bbf927c9ff522170c939916016
SHA512

cfa6f5f43e48340e562ff47a8c1c7c73c46e96adf1b9452e252d4e20171a5a0c13175129ee401e217982d7d49f29df045b42ee93045d3e1acc188554c1f71403
SSDEEP

384:AyXKibkWUs8PL8wi4OEwH8TIbE91r2fRwJY7vi9EyPPT:AcK735P3DOqnYJ+OvsEyP7

Score

10^/10

formbook bi09 execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi09

Decoy

fayenterprises.online

anekagaminghk.rest

mina-chan.site

theselfcarefaire.com

progym.app

cherishedtimes.space

gkrp9s016x.icu

api288-s-rtp.online

chikankari.shop

annarosellc.com

lcloud.services

aisuitability.com

sks41.com

7779c1.vip

tunasolution.click

nexbetwin.com

huatless.quest

junroptskdyued.shop

yourwellnesseq.com

zcymc.top

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook payload 2 IoCs
rat

Processes:

resource yara_rule

behavioral1/memory/1988-149-0x0000000000400000-0x000000000042F000-memory.dmp formbook
behavioral1/memory/2400-156-0x0000000000080000-0x00000000000AF000-memory.dmp formbook
Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

10 1460 EQNEDT32.EXE
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1364 powershell.exe
Downloads MZ/PE file
Abuses OpenXML format to download file from external location
Executes dropped EXE 2 IoCs

Processes:

obi72811.scrobi72811.scr

pid process

3036 obi72811.scr
1988 obi72811.scr
Loads dropped DLL 1 IoCs

Processes:

EQNEDT32.EXE

pid process

1460 EQNEDT32.EXE
Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe

resource	yara_rule
behavioral1/memory/1988-149-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2400-156-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

flow	pid	process
10	1460	EQNEDT32.EXE

pid	process
1364	powershell.exe

pid	process
3036	obi72811.scr
1988	obi72811.scr

pid	process
1460	EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

obi72811.scrobi72811.scripconfig.exe

description	pid	process	target process
PID 3036 set thread context of 1988	3036	obi72811.scr	obi72811.scr
PID 1988 set thread context of 1240	1988	obi72811.scr	Explorer.EXE
PID 2400 set thread context of 1240	2400	ipconfig.exe	Explorer.EXE

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command and Scripting Interpreter
T1059

Processes:

ipconfig.exe

pid process

2400 ipconfig.exe
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1460 EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
2400	ipconfig.exe

pid	process
1460	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

2208 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

obi72811.scrpowershell.exeipconfig.exe

pid process

1988 obi72811.scr
1988 obi72811.scr
1364 powershell.exe
2400 ipconfig.exe
2400 ipconfig.exe
2400 ipconfig.exe
2400 ipconfig.exe
2400 ipconfig.exe
2400 ipconfig.exe
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

obi72811.scripconfig.exe

pid process

1988 obi72811.scr
1988 obi72811.scr
1988 obi72811.scr
2400 ipconfig.exe
2400 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

obi72811.scrpowershell.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 1988 obi72811.scr
Token: SeDebugPrivilege 1364 powershell.exe
Token: SeDebugPrivilege 2400 ipconfig.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

2208 WINWORD.EXE
2208 WINWORD.EXE

pid	process
2208	WINWORD.EXE

pid	process
1988	obi72811.scr
1988	obi72811.scr
1364	powershell.exe
2400	ipconfig.exe
2400	ipconfig.exe
2400	ipconfig.exe
2400	ipconfig.exe
2400	ipconfig.exe
2400	ipconfig.exe

pid	process
1988	obi72811.scr
1988	obi72811.scr
1988	obi72811.scr
2400	ipconfig.exe
2400	ipconfig.exe

description	pid	process
Token: SeDebugPrivilege	1988	obi72811.scr
Token: SeDebugPrivilege	1364	powershell.exe
Token: SeDebugPrivilege	2400	ipconfig.exe

pid	process
2208	WINWORD.EXE
2208	WINWORD.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEobi72811.scrExplorer.EXEipconfig.exe

description	pid	process	target process
PID 1460 wrote to memory of 3036	1460	EQNEDT32.EXE	obi72811.scr
PID 1460 wrote to memory of 3036	1460	EQNEDT32.EXE	obi72811.scr
PID 1460 wrote to memory of 3036	1460	EQNEDT32.EXE	obi72811.scr
PID 1460 wrote to memory of 3036	1460	EQNEDT32.EXE	obi72811.scr
PID 2208 wrote to memory of 3052	2208	WINWORD.EXE	splwow64.exe
PID 2208 wrote to memory of 3052	2208	WINWORD.EXE	splwow64.exe
PID 2208 wrote to memory of 3052	2208	WINWORD.EXE	splwow64.exe
PID 2208 wrote to memory of 3052	2208	WINWORD.EXE	splwow64.exe
PID 3036 wrote to memory of 1364	3036	obi72811.scr	powershell.exe
PID 3036 wrote to memory of 1364	3036	obi72811.scr	powershell.exe
PID 3036 wrote to memory of 1364	3036	obi72811.scr	powershell.exe
PID 3036 wrote to memory of 1364	3036	obi72811.scr	powershell.exe
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 3036 wrote to memory of 1988	3036	obi72811.scr	obi72811.scr
PID 1240 wrote to memory of 2400	1240	Explorer.EXE	ipconfig.exe
PID 1240 wrote to memory of 2400	1240	Explorer.EXE	ipconfig.exe
PID 1240 wrote to memory of 2400	1240	Explorer.EXE	ipconfig.exe
PID 1240 wrote to memory of 2400	1240	Explorer.EXE	ipconfig.exe
PID 2400 wrote to memory of 2144	2400	ipconfig.exe	cmd.exe
PID 2400 wrote to memory of 2144	2400	ipconfig.exe	cmd.exe
PID 2400 wrote to memory of 2144	2400	ipconfig.exe	cmd.exe
PID 2400 wrote to memory of 2144	2400	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1240

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\c714df95288209ef3fbafe4f685c16629edea6bbf927c9ff522170c939916016.docx"
2⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2208

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:3052

C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\SysWOW64\ipconfig.exe"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2400

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Roaming\obi72811.scr"
3⤵
PID:2144

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:1460

C:\Users\Admin\AppData\Roaming\obi72811.scr
"C:\Users\Admin\AppData\Roaming\obi72811.scr"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3036

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\obi72811.scr"
3⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1364

C:\Users\Admin\AppData\Roaming\obi72811.scr
"C:\Users\Admin\AppData\Roaming\obi72811.scr"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1988

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12
Filesize
1KB

MD5
2365869258df7a66a2121b802ca4afd9

SHA1
73acc30a2edeb9d6830de559bb8a74f35168135d

SHA256
d6b1932822bbd72a8e78c771717d992142348f67d625a42393719fefbe59b0ed

SHA512
795004bab536e128dbd81c188976d37c7b650efbfa5a80374df4c65a1049c27658f4620b7605583928eb167fcb69b4c99e4c8730c507b824a7bde9c7fb0e21f4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8
Filesize
436B

MD5
1bfe0a81db078ea084ff82fe545176fe

SHA1
50b116f578bd272922fa8eae94f7b02fd3b88384

SHA256
5ba8817f13eee00e75158bad93076ab474a068c6b52686579e0f728fda68499f

SHA512
37c582f3f09f8d80529608c09041295d1644bcc9de6fb8c4669b05339b0dd870f9525abc5eed53ad06a94b51441275504bc943c336c5beb63b53460ba836ca8d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
Filesize
174B

MD5
8c692d9bb13833be6462359ed669f335

SHA1
63fcc433c3c81162670c429481ebbd1101458db1

SHA256
ba2acb8eb5149be3ff2ec3401ce05fc84754b3432690c535df843f6dfb70de93

SHA512
56efb00a9c3a9f604b724309081d45134391f1359f9d227a848119d5e4d0a2585ea042ab9cb885ab26277833b269909000aebc1fc474fab668918961dd442a4d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
342B

MD5
9b78cbd31dda5662d94e0b1ba81a492b

SHA1
31c5ac338b591a0df4e818b6a2cff6c3b28b95a1

SHA256
1488b222f26fd5a39f6e5d75777bf70ff133559de0b52d9bbac8f7cd99657fe8

SHA512
06fe1e44ca41ce1d8cf669ea34d9aca81a137f2716de120089cad1405ec548d10d9a5f32149540d233b724c23826167e87f7bc9d2f661a242210d4436c3d4f53

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
Filesize
170B

MD5
b2e29bdbb2d07c00bbff0f2671fe3652

SHA1
38b878d6095cf13d4ff4e72a1e9e99788a458df3

SHA256
39ef0aafc92cf788fb0311fb560200d3ebfee569f4987e386847a0b022f8b5a1

SHA512
4eaf9362de4c4aec2f59c681f83fbc6b901c2553e0616a025dae348d1932ecc500dec47b33de9084f6aabee271a7077839868285cc9e3595b63ed6872b78c63b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD
Filesize
128KB

MD5
592e9360a05f469e14d3de3b21fceaa7

SHA1
7ecceabe57adf47871a3b78f33332bfe9eb38b8a

SHA256
7bb904815fc16d9563782d1b40c4713f74b4753c7a3b218536cb4d758a8cc8af

SHA512
2ef261a5dced62ccb251786f2697a32de1dd8ed13a6d268a0fd3f8f5cea06260d430ce89cb97dc9b332f1b96605bdb1fb525dc42b2928992f84c5020131b3d31

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\A8DU897P\obizz[1].doc
Filesize
442KB

MD5
5b235feb1c1b78d5277c93bd7b0c2e6e

SHA1
5e9bebe9b3c3b44f03eb12c9484f7e3f5749c687

SHA256
ed8e464b52a9d62400ba9b9e39fa37555e4b0db548487f56a5ea89b7bdcf9648

SHA512
a8e9333c705a1d20b47487455583ce211ba0b497a2a4d120671351a3b4f19eb3346b719b5f5e0ab367fb4ab30b233a73910c5392e26acc014e2ff85509f37b75

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab8C29.tmp
Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\{1AF3BB3E-7713-4038-965D-C14F74CF2B90}
Filesize
128KB

MD5
9caa8833829181666a95ad5cc3a3ed6b

SHA1
c19d51e60512a45dda9ce02f46ba6bfdbba7840f

SHA256
f7b3f9a6a539d5a8849395a3081dd7c95886e18ad8ce04a0dead88c200e169cb

SHA512
e3760b789566f5e3f1c3ebb0ec8574dd12c3147e898bb87ca74759ba22464155d8b8937fa75a0ed04631f42b5680475127219ebe578d7c2d867372a083e6c6d9

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
\Users\Admin\AppData\Roaming\obi72811.scr
Filesize
732KB

MD5
78a1f9ac9d0f07f86ed18c7561c06766

SHA1
dff85c261f40f3534cd9c83b12f6f01238e839c1

SHA256
f9858bec8a0e0f21208bc5cf989bd6d878f4cd527e23a6a1938883e71257fedc

SHA512
24db7443ac438221922be6c357fa339bf87c10aa3e614c912d93e861f26d7078ecee2f384f2ce87de54a1f3c132c09693a5dd7ef3cc59f576aa38c992ef8916a

Download Submit
memory/1240-154-0x0000000003A20000-0x0000000003C20000-memory.dmp

Filesize
2.0MB

Download
memory/1988-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1988-149-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1988-146-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1988-148-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2208-2-0x0000000071A4D000-0x0000000071A58000-memory.dmp

Filesize
44KB

Download
memory/2208-140-0x0000000071A4D000-0x0000000071A58000-memory.dmp

Filesize
44KB

Download
memory/2208-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2208-0-0x000000002F7A1000-0x000000002F7A2000-memory.dmp

Filesize
4KB

Download
memory/2400-156-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2400-155-0x0000000000740000-0x000000000074A000-memory.dmp

Filesize
40KB

Download
memory/3036-138-0x0000000000270000-0x0000000000282000-memory.dmp

Filesize
72KB

Download
memory/3036-143-0x0000000007310000-0x0000000007386000-memory.dmp

Filesize
472KB

Download
memory/3036-142-0x0000000000480000-0x000000000048C000-memory.dmp

Filesize
48KB

Download
memory/3036-141-0x0000000000410000-0x0000000000418000-memory.dmp

Filesize
32KB

Download
memory/3036-122-0x0000000000DE0000-0x0000000000E9A000-memory.dmp

Filesize
744KB

Download
memory/3036-128-0x0000000000D50000-0x0000000000DDC000-memory.dmp

Filesize
560KB

Download