formbook | 5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a

Analysis

max time kernel
149s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 01:52

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General

Target

5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
Size

1.1MB
MD5

60484575a729fea8468fb9f6d9dcb68e
SHA1

c1e9c49b5e00f3af3c17fc88877d8583ef64042a
SHA256

5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a
SHA512

ad72b946888951594d0a50624c40e47d9aede4eb4216f4c0b10b21075cc96afc2891912bab695fd0a4a79b215defe6de56b9ad8e81e220be93094797e79555b9
SSDEEP

24576:PqDEvCTbMWu7rQYlBQcBiT6rprG8aKM0bQI31dYpA:PTvC/MTQYxsWR7aKFbzd

Score

10^/10

formbook ot96 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ot96

Decoy

yclingbear.studio

sxuio.xyz

eon-official-bk-o57v.buzz

teel.management

rusjitu.sbs

ighwald-holdings.info

ummitfinancal.vip

layvalleyconstruction.online

pp-games-efficsecuspon.xyz

ouh.shop

mgltd.services

gshsjwhgsg.fun

eidotijolo.online

yifg.sbs

nline-gaming-ox-mx.xyz

ux-money.info

inergiputraborneo.dev

panish-classes-67016.bond

reightrading.info

23bet.xyz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/4992-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4992-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4992-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2636-25-0x0000000000130000-0x000000000015F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2800 set thread context of 4992	2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe	88
PID 4992 set thread context of 3380	4992	svchost.exe	56
PID 4992 set thread context of 3380	4992	svchost.exe	56
PID 2636 set thread context of 3380	2636	control.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4992	svchost.exe
4992	svchost.exe
4992	svchost.exe
4992	svchost.exe
4992	svchost.exe
4992	svchost.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe
2636	control.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
4992	svchost.exe
4992	svchost.exe
4992	svchost.exe
4992	svchost.exe
2636	control.exe
2636	control.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4992	svchost.exe
Token: SeDebugPrivilege	2636	control.exe
Token: SeShutdownPrivilege	3380	Explorer.EXE
Token: SeCreatePagefilePrivilege	3380	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
3380	Explorer.EXE
3380	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3380	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 4992	2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe	88
PID 2800 wrote to memory of 4992	2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe	88
PID 2800 wrote to memory of 4992	2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe	88
PID 2800 wrote to memory of 4992	2800	5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe	88
PID 3380 wrote to memory of 2636	3380	Explorer.EXE	94
PID 3380 wrote to memory of 2636	3380	Explorer.EXE	94
PID 3380 wrote to memory of 2636	3380	Explorer.EXE	94
PID 2636 wrote to memory of 3600	2636	control.exe	96
PID 2636 wrote to memory of 3600	2636	control.exe	96
PID 2636 wrote to memory of 3600	2636	control.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3380
- C:\Users\Admin\AppData\Local\Temp\5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe
  "C:\Users\Admin\AppData\Local\Temp\5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.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:2800
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4992
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:2636
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3600

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/2636-23-0x0000000000E80000-0x0000000000EA7000-memory.dmp

Filesize
156KB

Download
memory/2636-25-0x0000000000130000-0x000000000015F000-memory.dmp

Filesize
188KB

Download
memory/2636-24-0x0000000000E80000-0x0000000000EA7000-memory.dmp

Filesize
156KB

Download
memory/2800-11-0x00000000005D0000-0x00000000005D4000-memory.dmp

Filesize
16KB

Download
memory/3380-32-0x00000000089D0000-0x0000000008AB6000-memory.dmp

Filesize
920KB

Download
memory/3380-30-0x00000000089D0000-0x0000000008AB6000-memory.dmp

Filesize
920KB

Download
memory/3380-29-0x00000000089D0000-0x0000000008AB6000-memory.dmp

Filesize
920KB

Download
memory/3380-17-0x0000000002C90000-0x0000000002D78000-memory.dmp

Filesize
928KB

Download
memory/3380-21-0x0000000008AF0000-0x0000000008C25000-memory.dmp

Filesize
1.2MB

Download
memory/3380-26-0x0000000008AF0000-0x0000000008C25000-memory.dmp

Filesize
1.2MB

Download
memory/3380-22-0x0000000002C90000-0x0000000002D78000-memory.dmp

Filesize
928KB

Download
memory/4992-16-0x0000000001880000-0x0000000001895000-memory.dmp

Filesize
84KB

Download
memory/4992-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4992-20-0x0000000001DE0000-0x0000000001DF5000-memory.dmp

Filesize
84KB

Download
memory/4992-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4992-13-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/4992-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download