formbook | cf1e31edb7bedf25369da849fd542383415787a0fc70a7d083e711735962df4b

General

Target

CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
Size

1.1MB
MD5

ce485df14c7c69d923b375cdd00a4d72
SHA1

ec606ce770065755c4f9d5499a9fde04d563809a
SHA256

cf1e31edb7bedf25369da849fd542383415787a0fc70a7d083e711735962df4b
SHA512

673d18bafd2887c586b0cddbbba64d996d188564fe931b00b7f01faa9e441807194068c3b7d07a035caf0dd03718d41c2c479d06057317505c02659b2ef264ff
SSDEEP

24576:pAHnh+eWsN3skA4RV1Hom2KXMmHagViEf1eI/qfLDkQXo5:wh+ZkldoPK8YagXoJLDE

Score

10^/10

formbook ph01 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ph01

Decoy

23888.sbs

zvcj.sbs

raitpourtrait.net

ibraryfarmclub.online

omputercourses123.live

j88.doctor

atsue-color.click

epitalrentgrup.online

rvvpn.lol

i-signals.tech

cr-phoenix.best

frican-safari.online

c-games.zone

oardetest.online

f4md.shop

uke-saaac.buzz

arze.dev

nvestment-services-49610.bond

izatrip.sbs

ameron-paaaa.buzz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/3032-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3032-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2952-20-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2372 set thread context of 3032	2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe	31
PID 3032 set thread context of 1200	3032	svchost.exe	21
PID 2952 set thread context of 1200	2952	mstsc.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 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	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3032	svchost.exe
3032	svchost.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe
2952	mstsc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
3032	svchost.exe
3032	svchost.exe
3032	svchost.exe
2952	mstsc.exe
2952	mstsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	svchost.exe
Token: SeDebugPrivilege	2952	mstsc.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 3032	2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe	31
PID 2372 wrote to memory of 3032	2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe	31
PID 2372 wrote to memory of 3032	2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe	31
PID 2372 wrote to memory of 3032	2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe	31
PID 2372 wrote to memory of 3032	2372	CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe	31
PID 1200 wrote to memory of 2952	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2952	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2952	1200	Explorer.EXE	32
PID 1200 wrote to memory of 2952	1200	Explorer.EXE	32
PID 2952 wrote to memory of 2716	2952	mstsc.exe	33
PID 2952 wrote to memory of 2716	2952	mstsc.exe	33
PID 2952 wrote to memory of 2716	2952	mstsc.exe	33
PID 2952 wrote to memory of 2716	2952	mstsc.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe
  "C:\Users\Admin\AppData\Local\Temp\CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\CF1E31EDB7BEDF25369DA849FD542383415787A0FC70A7D083E711735962DF4B.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3032
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2952
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1200-30-0x0000000007C10000-0x0000000007D7B000-memory.dmp

Filesize
1.4MB

Download
memory/1200-28-0x0000000007C10000-0x0000000007D7B000-memory.dmp

Filesize
1.4MB

Download
memory/1200-27-0x0000000007C10000-0x0000000007D7B000-memory.dmp

Filesize
1.4MB

Download
memory/1200-21-0x00000000066F0000-0x0000000006833000-memory.dmp

Filesize
1.3MB

Download
memory/1200-17-0x00000000066F0000-0x0000000006833000-memory.dmp

Filesize
1.3MB

Download
memory/2372-11-0x0000000000A60000-0x0000000000A64000-memory.dmp

Filesize
16KB

Download
memory/2952-18-0x00000000008B0000-0x00000000009B4000-memory.dmp

Filesize
1.0MB

Download
memory/2952-19-0x00000000008B0000-0x00000000009B4000-memory.dmp

Filesize
1.0MB

Download
memory/2952-20-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/3032-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3032-16-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/3032-13-0x0000000000920000-0x0000000000C23000-memory.dmp

Filesize
3.0MB

Download
memory/3032-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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