formbook | 1acc286c5d6a735c24c9dcf410e4c87d20dcc0d4bfbbc22fc42c8f2c85c80ebb

Analysis

max time kernel
146s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 12:27

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General

Target

PAGO OC FACT 35652025Pdf.exe
Size

1.0MB
MD5

6abeb1392b0f59979d518f5c3d64d696
SHA1

a8b87350df4305a433ebde5264d7f89bae25b408
SHA256

1acc286c5d6a735c24c9dcf410e4c87d20dcc0d4bfbbc22fc42c8f2c85c80ebb
SHA512

f8abb2645f4814ee9b0d5952d24dda1b0d231def5bc9941dbf3fd50d294bfc40daf06e8b92a99f3c13fe257dae86c7bfb5f5d48339287d60f62ab3067513d55c
SSDEEP

24576:VAHnh+eWsN3skA4RV1Hom2KXMmHaY+2+D8rqKTg5:Eh+ZkldoPK8YaY+2+D8qKy

Score

10^/10

formbook x07y discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

x07y

Decoy

oksa.life

utecak.shop

200mzeus.store

hopsphereviral.store

g6fqz07uyhlgwxf.shop

ntentwicket.asia

ele88.buzz

3233.pizza

ataract-surgery-54329.bond

utsidetheguardrails.net

lkpiou.xyz

nline-gaming-56806.bond

arehouse-inventory-23414.bond

sphalt-jobs-98701.bond

p82520.icu

hetopgraded.shop

okoresmi.life

su41k7v.xyz

lwaset.net

onitoring-devices-18459.bond

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
behavioral2/memory/1256-12-0x0000000000290000-0x00000000002BF000-memory.dmp	formbook
behavioral2/memory/1256-16-0x0000000000290000-0x00000000002BF000-memory.dmp	formbook
behavioral2/memory/400-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2044 set thread context of 1256	2044	PAGO OC FACT 35652025Pdf.exe	83
PID 1256 set thread context of 3520	1256	svchost.exe	56
PID 400 set thread context of 3520	400	cmstp.exe	56

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	PAGO OC FACT 35652025Pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1256	svchost.exe
1256	svchost.exe
1256	svchost.exe
1256	svchost.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe
400	cmstp.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2044	PAGO OC FACT 35652025Pdf.exe
2044	PAGO OC FACT 35652025Pdf.exe
1256	svchost.exe
1256	svchost.exe
1256	svchost.exe
400	cmstp.exe
400	cmstp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1256	svchost.exe
Token: SeDebugPrivilege	400	cmstp.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2044	PAGO OC FACT 35652025Pdf.exe
2044	PAGO OC FACT 35652025Pdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2044	PAGO OC FACT 35652025Pdf.exe
2044	PAGO OC FACT 35652025Pdf.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 1256	2044	PAGO OC FACT 35652025Pdf.exe	83
PID 2044 wrote to memory of 1256	2044	PAGO OC FACT 35652025Pdf.exe	83
PID 2044 wrote to memory of 1256	2044	PAGO OC FACT 35652025Pdf.exe	83
PID 2044 wrote to memory of 1256	2044	PAGO OC FACT 35652025Pdf.exe	83
PID 3520 wrote to memory of 400	3520	Explorer.EXE	85
PID 3520 wrote to memory of 400	3520	Explorer.EXE	85
PID 3520 wrote to memory of 400	3520	Explorer.EXE	85
PID 400 wrote to memory of 4912	400	cmstp.exe	86
PID 400 wrote to memory of 4912	400	cmstp.exe	86
PID 400 wrote to memory of 4912	400	cmstp.exe	86

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3520
- C:\Users\Admin\AppData\Local\Temp\PAGO OC FACT 35652025Pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\PAGO OC FACT 35652025Pdf.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:2044
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\PAGO OC FACT 35652025Pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1256
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3788
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:400
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/400-19-0x0000000000880000-0x0000000000896000-memory.dmp

Filesize
88KB

Download
memory/400-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/400-20-0x0000000000880000-0x0000000000896000-memory.dmp

Filesize
88KB

Download
memory/1256-17-0x0000000000BD0000-0x0000000000BE4000-memory.dmp

Filesize
80KB

Download
memory/1256-16-0x0000000000290000-0x00000000002BF000-memory.dmp

Filesize
188KB

Download
memory/1256-15-0x0000000000F00000-0x000000000124A000-memory.dmp

Filesize
3.3MB

Download
memory/1256-12-0x0000000000290000-0x00000000002BF000-memory.dmp

Filesize
188KB

Download
memory/2044-11-0x00000000017A0000-0x0000000001BA0000-memory.dmp

Filesize
4.0MB

Download
memory/3520-18-0x000000000A230000-0x000000000A3C0000-memory.dmp

Filesize
1.6MB

Download
memory/3520-22-0x000000000A230000-0x000000000A3C0000-memory.dmp

Filesize
1.6MB

Download
memory/3520-26-0x0000000002910000-0x00000000029B9000-memory.dmp

Filesize
676KB

Download
memory/3520-27-0x0000000002910000-0x00000000029B9000-memory.dmp

Filesize
676KB

Download
memory/3520-29-0x0000000002910000-0x00000000029B9000-memory.dmp

Filesize
676KB

Download