formbook | 4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe

General

Target

4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
Size

740KB
MD5

3eee9378f53abfa4a0f14bc2b21444f7
SHA1

1d9600e5889c31bd94eef88437d9b6adfcdef930
SHA256

4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe
SHA512

f9a1a943c8f9bde431302a81b4986cfa376ced72fd5510d7f330d653cc00e5523c993a82e774a01db956da7ee311142b4aadd142970ba9bddb10b2af4b934696
SSDEEP

12288:IgWVFxEViHEmbGqdI5UrPcD/YAp99IwxGoq2uYPnV7tqnZxaFYRwySnUKj:lWVFxEAkmNdImLKAA50oIYPnV7mTKySD

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 family
formbook

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2600-10-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exe

pid process

2904 powershell.exe

pid	process
2904	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe

description	pid	process	target process
PID 2400 set thread context of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe

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

Processes:

4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exepowershell.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exepowershell.exe

pid process

2600 4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
2904 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2904 powershell.exe

pid	process
2600	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
2904	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2904	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe

description	pid	process	target process
PID 2400 wrote to memory of 2904	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	powershell.exe
PID 2400 wrote to memory of 2904	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	powershell.exe
PID 2400 wrote to memory of 2904	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	powershell.exe
PID 2400 wrote to memory of 2904	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	powershell.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
PID 2400 wrote to memory of 2600	2400	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe	4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe

C:\Users\Admin\AppData\Local\Temp\4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
"C:\Users\Admin\AppData\Local\Temp\4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- 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\4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2904
- C:\Users\Admin\AppData\Local\Temp\4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe
  "C:\Users\Admin\AppData\Local\Temp\4624ef5fa24a2459eb8c1504e9bdee4e61e762680ee5bc5f2f52c77f197648fe.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2600

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

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Downloads

memory/2400-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2400-1-0x0000000000A80000-0x0000000000B40000-memory.dmp

Filesize
768KB

Download
memory/2400-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2400-3-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2400-4-0x0000000000A00000-0x0000000000A1C000-memory.dmp

Filesize
112KB

Download
memory/2400-5-0x0000000001F40000-0x0000000001FB6000-memory.dmp

Filesize
472KB

Download
memory/2400-11-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2600-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2600-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2600-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2600-12-0x0000000000B40000-0x0000000000E43000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads