formbook | 8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e

General

Target

8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
Size

701KB
MD5

38f2a78cdc03a61eac542c14d588472e
SHA1

fb00cd6efd6551c03e44e9344e8a1e7b4cd33745
SHA256

8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e
SHA512

0203ed0dc3353de5da8878b12b66914f26e2dbe97d039a61387f1603091f5d06c1facf99aa4e760fa3e6dea67bc271d0927e21cdc848b6d316dfcbec7f24af03
SSDEEP

12288:Cb6qGanC0p78kt3doR6eOAZuYSut8p55hlOvGTw3bAC6cLqPz6qMtsj:CbcaC0B8k5SVOAZuuWdhl2Qw3VHLq+HS

Score

10^/10

formbook m17o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m17o

Decoy

kzqh72.top

arket-obybqq.xyz

afechoice.click

ote-knplpa.xyz

aqgpie.xyz

orker-ornp.xyz

he-beds321.today

ut-nlvv.xyz

31231827.xyz

milymariephotography.net

wquqo.click

veu-where.xyz

mjcpo-pick.xyz

yself-lpnbdl.xyz

austoowagosha.net

ive-wgag.xyz

lay-drift-palace.xyz

old-vubgv.xyz

ideo-shooting-courses.today

ntendsisaiasjazmin.shop

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2740-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2740-18-0x0000000000BC0000-0x0000000000EC3000-memory.dmp	formbook

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

pid	Process
2992	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
2740	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
2992	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
Token: SeDebugPrivilege	2992	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2992	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	29
PID 2376 wrote to memory of 2992	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	29
PID 2376 wrote to memory of 2992	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	29
PID 2376 wrote to memory of 2992	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	29
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31
PID 2376 wrote to memory of 2740	2376	8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe	31

C:\Users\Admin\AppData\Local\Temp\8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
"C:\Users\Admin\AppData\Local\Temp\8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2992
- C:\Users\Admin\AppData\Local\Temp\8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe
  "C:\Users\Admin\AppData\Local\Temp\8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2376-6-0x0000000001EE0000-0x0000000001F56000-memory.dmp

Filesize
472KB

Download
memory/2376-0-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2376-2-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-3-0x0000000000950000-0x000000000096E000-memory.dmp

Filesize
120KB

Download
memory/2376-4-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2376-5-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2376-1-0x0000000000970000-0x0000000000A26000-memory.dmp

Filesize
728KB

Download
memory/2376-14-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2740-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2740-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2740-15-0x0000000000BC0000-0x0000000000EC3000-memory.dmp

Filesize
3.0MB

Download
memory/2740-18-0x0000000000BC0000-0x0000000000EC3000-memory.dmp

Filesize
3.0MB

Download

Analysis

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