formbook | 8973790929fbbd34ff29fb50b887dec10d68f8fcefc5050d6ec78dc88a64b5ee

General

Target

DHL ARRIVAL DOCUMENTS.pdf.exe
Size

1.1MB
MD5

45559d099e47318b998071ce98c83ac9
SHA1

86556702141afe1888663f3aefd4eaeae8800579
SHA256

8973790929fbbd34ff29fb50b887dec10d68f8fcefc5050d6ec78dc88a64b5ee
SHA512

513a69fd7677e5abeefc8514c49a2daf2a073b7a1bd1396997eae31342294c8eb7bfbfad69a7f357ec624c15150d9a4d5c71f8ce44b15827bfcdb13e502379bd
SSDEEP

24576:OAHnh+eWsN3skA4RV1Hom2KXMmHazRgNMfM6hkjVQPn75:5h+ZkldoPK8YazqNMk6h2VQP9

Score

10^/10

formbook rn94 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2688-30-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2688-32-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2736-39-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Drops startup file 1 IoCs

Processes:

name.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs name.exe
Executes dropped EXE 1 IoCs

Processes:

name.exe

pid process

2384 name.exe
Loads dropped DLL 1 IoCs

Processes:

DHL ARRIVAL DOCUMENTS.pdf.exe

pid process

2232 DHL ARRIVAL DOCUMENTS.pdf.exe
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.

Processes:

resource yara_rule

\Users\Admin\AppData\Local\directory\name.exe autoit_exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

pid	process
2384	name.exe

pid	process
2232	DHL ARRIVAL DOCUMENTS.pdf.exe

resource	yara_rule
\Users\Admin\AppData\Local\directory\name.exe	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

name.exesvchost.exeNETSTAT.EXE

description	pid	process	target process
PID 2384 set thread context of 2688	2384	name.exe	svchost.exe
PID 2688 set thread context of 1216	2688	svchost.exe	Explorer.EXE
PID 2736 set thread context of 1216	2736	NETSTAT.EXE	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command and Scripting Interpreter
T1059

Processes:

NETSTAT.EXE

pid process

2736 NETSTAT.EXE

pid	process
2736	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exeNETSTAT.EXE

pid	process
2688	svchost.exe
2688	svchost.exe
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE
2736	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

name.exesvchost.exeNETSTAT.EXE

pid process

2384 name.exe
2688 svchost.exe
2688 svchost.exe
2688 svchost.exe
2736 NETSTAT.EXE
2736 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 2688 svchost.exe
Token: SeDebugPrivilege 2736 NETSTAT.EXE
Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

DHL ARRIVAL DOCUMENTS.pdf.exename.exeExplorer.EXE

pid process

2232 DHL ARRIVAL DOCUMENTS.pdf.exe
2232 DHL ARRIVAL DOCUMENTS.pdf.exe
2384 name.exe
2384 name.exe
1216 Explorer.EXE
1216 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

DHL ARRIVAL DOCUMENTS.pdf.exename.exe

pid process

2232 DHL ARRIVAL DOCUMENTS.pdf.exe
2232 DHL ARRIVAL DOCUMENTS.pdf.exe
2384 name.exe
2384 name.exe

pid	process
2384	name.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2736	NETSTAT.EXE
2736	NETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	2688	svchost.exe
Token: SeDebugPrivilege	2736	NETSTAT.EXE

pid	process
2232	DHL ARRIVAL DOCUMENTS.pdf.exe
2232	DHL ARRIVAL DOCUMENTS.pdf.exe
2384	name.exe
2384	name.exe
1216	Explorer.EXE
1216	Explorer.EXE

pid	process
2232	DHL ARRIVAL DOCUMENTS.pdf.exe
2232	DHL ARRIVAL DOCUMENTS.pdf.exe
2384	name.exe
2384	name.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

DHL ARRIVAL DOCUMENTS.pdf.exename.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 2232 wrote to memory of 2384	2232	DHL ARRIVAL DOCUMENTS.pdf.exe	name.exe
PID 2232 wrote to memory of 2384	2232	DHL ARRIVAL DOCUMENTS.pdf.exe	name.exe
PID 2232 wrote to memory of 2384	2232	DHL ARRIVAL DOCUMENTS.pdf.exe	name.exe
PID 2232 wrote to memory of 2384	2232	DHL ARRIVAL DOCUMENTS.pdf.exe	name.exe
PID 2384 wrote to memory of 2688	2384	name.exe	svchost.exe
PID 2384 wrote to memory of 2688	2384	name.exe	svchost.exe
PID 2384 wrote to memory of 2688	2384	name.exe	svchost.exe
PID 2384 wrote to memory of 2688	2384	name.exe	svchost.exe
PID 2384 wrote to memory of 2688	2384	name.exe	svchost.exe
PID 1216 wrote to memory of 2736	1216	Explorer.EXE	NETSTAT.EXE
PID 1216 wrote to memory of 2736	1216	Explorer.EXE	NETSTAT.EXE
PID 1216 wrote to memory of 2736	1216	Explorer.EXE	NETSTAT.EXE
PID 1216 wrote to memory of 2736	1216	Explorer.EXE	NETSTAT.EXE
PID 2736 wrote to memory of 2084	2736	NETSTAT.EXE	cmd.exe
PID 2736 wrote to memory of 2084	2736	NETSTAT.EXE	cmd.exe
PID 2736 wrote to memory of 2084	2736	NETSTAT.EXE	cmd.exe
PID 2736 wrote to memory of 2084	2736	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1216

C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL DOCUMENTS.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL DOCUMENTS.pdf.exe"
2⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2232

C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL DOCUMENTS.pdf.exe"
3⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2384

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\DHL ARRIVAL DOCUMENTS.pdf.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2688

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:2084

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\croc
Filesize
185KB

MD5
bf61f4f7c8708b52a3b1b521078a85c0

SHA1
b0d7341280ebf0ba2f9fee6740f33c38d0ed6e64

SHA256
aa8b65c4f75b4adb73acf1650a0cfa046cff03314ff3b39ec590500aa2ea7544

SHA512
e2f68a6411be304d559497dcaf5b4ba9f25d088628c53e8dd13d261483900b0b777fa0ec5147c4446a6c3ee92f7fbf6a2e608aa168a863707bfd82f30f69fe6f

Download Submit
C:\Users\Admin\AppData\Local\Temp\plainstones
Filesize
28KB

MD5
9eabb5a496a22a398b67c79a80466906

SHA1
cbfdce5ab1cdb43dc9104287b6e7b502777563d5

SHA256
ffa491b2a80ed4d7d4e167f548ff891f8a90a8ed9e5d503cfe868fc05c16065c

SHA512
e87a88aaeb55c62dad4aff9249ae18021918d872bd75629c5a681397f8107e97b2f4dd35ae5871c0bc6d78adb87a3b64fd25024034362adf59d14ae4b8a20b32

Download Submit
\Users\Admin\AppData\Local\directory\name.exe
Filesize
1.1MB

MD5
45559d099e47318b998071ce98c83ac9

SHA1
86556702141afe1888663f3aefd4eaeae8800579

SHA256
8973790929fbbd34ff29fb50b887dec10d68f8fcefc5050d6ec78dc88a64b5ee

SHA512
513a69fd7677e5abeefc8514c49a2daf2a073b7a1bd1396997eae31342294c8eb7bfbfad69a7f357ec624c15150d9a4d5c71f8ce44b15827bfcdb13e502379bd

Download Submit
memory/1216-33-0x0000000003840000-0x0000000003940000-memory.dmp

Filesize
1024KB

Download
memory/1216-34-0x0000000007120000-0x0000000007296000-memory.dmp

Filesize
1.5MB

Download
memory/1216-42-0x0000000007120000-0x0000000007296000-memory.dmp

Filesize
1.5MB

Download
memory/1216-46-0x0000000003FB0000-0x0000000004070000-memory.dmp

Filesize
768KB

Download
memory/1216-47-0x0000000003FB0000-0x0000000004070000-memory.dmp

Filesize
768KB

Download
memory/1216-50-0x0000000003FB0000-0x0000000004070000-memory.dmp

Filesize
768KB

Download
memory/2232-10-0x00000000000B0000-0x00000000000B4000-memory.dmp

Filesize
16KB

Download
memory/2688-30-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2688-32-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2736-35-0x00000000009B0000-0x00000000009B9000-memory.dmp

Filesize
36KB

Download
memory/2736-38-0x00000000009B0000-0x00000000009B9000-memory.dmp

Filesize
36KB

Download
memory/2736-39-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads