formbook | e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 01:52

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General

Target

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
Size

1.1MB
MD5

5739a45063bad290793d71173c297aca
SHA1

d60a385177c8955916948f88057fe5740c668238
SHA256

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb
SHA512

439902ba158876e90ff7d0cd8f0b3fe7d1bed10cb6a990b4f3d0e8a9ee88a953d33b3137f4727e079371ea1061507200162c984902d10ab830f7abf4e561b76a
SSDEEP

24576:WAHnh+eWsN3skA4RV1Hom2KXMmHaS5vpvus6vqVluK4n5:xh+ZkldoPK8YaSuZ

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/2728-30-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2728-34-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2572-39-0x0000000000080000-0x00000000000AF000-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

1960 name.exe
Loads dropped DLL 1 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe

pid process

2128 e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.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
1960	name.exe

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

Suspicious use of SetThreadContext 3 IoCs

Processes:

name.exesvchost.exeipconfig.exe

description	pid	process	target process
PID 1960 set thread context of 2728	1960	name.exe	svchost.exe
PID 2728 set thread context of 1184	2728	svchost.exe	Explorer.EXE
PID 2572 set thread context of 1184	2572	ipconfig.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:

ipconfig.exe

pid process

2572 ipconfig.exe

pid	process
2572	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exeipconfig.exe

pid	process
2728	svchost.exe
2728	svchost.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe
2572	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

name.exesvchost.exeipconfig.exe

pid process

1960 name.exe
2728 svchost.exe
2728 svchost.exe
2728 svchost.exe
2572 ipconfig.exe
2572 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 2728 svchost.exe
Token: SeDebugPrivilege 2572 ipconfig.exe

pid	process
1960	name.exe
2728	svchost.exe
2728	svchost.exe
2728	svchost.exe
2572	ipconfig.exe
2572	ipconfig.exe

description	pid	process
Token: SeDebugPrivilege	2728	svchost.exe
Token: SeDebugPrivilege	2572	ipconfig.exe

Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exename.exeExplorer.EXE

pid	process
2128	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
2128	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
1960	name.exe
1960	name.exe
1184	Explorer.EXE
1184	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exename.exe

pid process

2128 e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
2128 e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
1960 name.exe
1960 name.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exename.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 2128 wrote to memory of 1960	2128	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 2128 wrote to memory of 1960	2128	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 2128 wrote to memory of 1960	2128	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 2128 wrote to memory of 1960	2128	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 1960 wrote to memory of 2728	1960	name.exe	svchost.exe
PID 1960 wrote to memory of 2728	1960	name.exe	svchost.exe
PID 1960 wrote to memory of 2728	1960	name.exe	svchost.exe
PID 1960 wrote to memory of 2728	1960	name.exe	svchost.exe
PID 1960 wrote to memory of 2728	1960	name.exe	svchost.exe
PID 1184 wrote to memory of 2572	1184	Explorer.EXE	ipconfig.exe
PID 1184 wrote to memory of 2572	1184	Explorer.EXE	ipconfig.exe
PID 1184 wrote to memory of 2572	1184	Explorer.EXE	ipconfig.exe
PID 1184 wrote to memory of 2572	1184	Explorer.EXE	ipconfig.exe
PID 2572 wrote to memory of 2748	2572	ipconfig.exe	cmd.exe
PID 2572 wrote to memory of 2748	2572	ipconfig.exe	cmd.exe
PID 2572 wrote to memory of 2748	2572	ipconfig.exe	cmd.exe
PID 2572 wrote to memory of 2748	2572	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1184

C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
"C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe"
2⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2128

C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.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:1960

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2728

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:2572

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:2748

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\contrapose
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

MD5
b59bdea0aa2748e1e9f4d024f74fd53d

SHA1
ec7260be20d792b528db9a7e301f3efa0921f66d

SHA256
8a40dc512d04af7111b25a549923d09910d045006f9e213f74c709da2cdcb3b1

SHA512
ce730ec34e899c6914464884b800700ca16f845252166f2d6bf4bfe2fbf44b8736fb9b5127ec03f9affadc449d513d0ab64e1d4f93458aaf9b7e44461308e56a

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

MD5
5739a45063bad290793d71173c297aca

SHA1
d60a385177c8955916948f88057fe5740c668238

SHA256
e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb

SHA512
439902ba158876e90ff7d0cd8f0b3fe7d1bed10cb6a990b4f3d0e8a9ee88a953d33b3137f4727e079371ea1061507200162c984902d10ab830f7abf4e561b76a

Download Submit
memory/1184-33-0x00000000041E0000-0x00000000043E0000-memory.dmp

Filesize
2.0MB

Download
memory/1184-50-0x00000000070A0000-0x00000000071E3000-memory.dmp

Filesize
1.3MB

Download
memory/1184-42-0x0000000006960000-0x0000000006B0A000-memory.dmp

Filesize
1.7MB

Download
memory/1184-47-0x00000000070A0000-0x00000000071E3000-memory.dmp

Filesize
1.3MB

Download
memory/1184-46-0x00000000070A0000-0x00000000071E3000-memory.dmp

Filesize
1.3MB

Download
memory/1184-36-0x0000000006960000-0x0000000006B0A000-memory.dmp

Filesize
1.7MB

Download
memory/2128-10-0x0000000000380000-0x0000000000384000-memory.dmp

Filesize
16KB

Download
memory/2572-37-0x0000000000910000-0x000000000091A000-memory.dmp

Filesize
40KB

Download
memory/2572-38-0x0000000000910000-0x000000000091A000-memory.dmp

Filesize
40KB

Download
memory/2572-39-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2728-30-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-34-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-35-0x00000000001A0000-0x00000000001B5000-memory.dmp

Filesize
84KB

Download
memory/2728-31-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download