formbook | 586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 01:28

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General

Target

586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe
Size

1.1MB
MD5

57406a428a9cafdc12c7daedd31174c9
SHA1

7ff8556bbee4dd276f9c098b433c418d61ab1ea1
SHA256

586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446
SHA512

88895c3d3fd5202358142a83de1858b51f78783e5aca4d549d7c3a6c764ab5e6d2dfb6108b5709d37bce6623952bf0e5ce571274935b3f504ed47d5e97e35ba0
SSDEEP

24576:sqDEvCTbMWu7rQYlBQcBiT6rprG8anl5LntsDUlln2:sTvC/MTQYxsWR7anTLnts2l

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 payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2872-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2872-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2008-23-0x0000000001270000-0x000000000129F000-memory.dmp	formbook
behavioral2/memory/2008-25-0x0000000001270000-0x000000000129F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3588 set thread context of 2872	3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe	87
PID 2872 set thread context of 3376	2872	svchost.exe	56
PID 2008 set thread context of 3376	2008	msiexec.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	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2872	svchost.exe
2872	svchost.exe
2872	svchost.exe
2872	svchost.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe
2008	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe
2872	svchost.exe
2872	svchost.exe
2872	svchost.exe
2008	msiexec.exe
2008	msiexec.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	svchost.exe
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeDebugPrivilege	2008	msiexec.exe
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe
3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe
3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3376	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 2872	3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe	87
PID 3588 wrote to memory of 2872	3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe	87
PID 3588 wrote to memory of 2872	3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe	87
PID 3588 wrote to memory of 2872	3588	586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe	87
PID 3376 wrote to memory of 2008	3376	Explorer.EXE	89
PID 3376 wrote to memory of 2008	3376	Explorer.EXE	89
PID 3376 wrote to memory of 2008	3376	Explorer.EXE	89
PID 2008 wrote to memory of 1476	2008	msiexec.exe	93
PID 2008 wrote to memory of 1476	2008	msiexec.exe	93
PID 2008 wrote to memory of 1476	2008	msiexec.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Users\Admin\AppData\Local\Temp\586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe
  "C:\Users\Admin\AppData\Local\Temp\586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.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:3588
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\586705def5c28891fa8fd49e9e442bd119f2a2522eff11c15613ffcc31c5d446.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2872
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:2008
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1476

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/2008-23-0x0000000001270000-0x000000000129F000-memory.dmp

Filesize
188KB

Download
memory/2008-28-0x0000000002FB0000-0x0000000003043000-memory.dmp

Filesize
588KB

Download
memory/2008-25-0x0000000001270000-0x000000000129F000-memory.dmp

Filesize
188KB

Download
memory/2008-24-0x0000000003240000-0x000000000358A000-memory.dmp

Filesize
3.3MB

Download
memory/2008-20-0x0000000000070000-0x0000000000082000-memory.dmp

Filesize
72KB

Download
memory/2008-22-0x0000000000070000-0x0000000000082000-memory.dmp

Filesize
72KB

Download
memory/2008-18-0x0000000000070000-0x0000000000082000-memory.dmp

Filesize
72KB

Download
memory/2872-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2872-16-0x0000000001A50000-0x0000000001A64000-memory.dmp

Filesize
80KB

Download
memory/2872-13-0x0000000001700000-0x0000000001A4A000-memory.dmp

Filesize
3.3MB

Download
memory/2872-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3376-17-0x0000000008030000-0x0000000008149000-memory.dmp

Filesize
1.1MB

Download
memory/3376-26-0x0000000008030000-0x0000000008149000-memory.dmp

Filesize
1.1MB

Download
memory/3376-30-0x0000000008320000-0x0000000008476000-memory.dmp

Filesize
1.3MB

Download
memory/3376-32-0x0000000008320000-0x0000000008476000-memory.dmp

Filesize
1.3MB

Download
memory/3376-33-0x0000000008320000-0x0000000008476000-memory.dmp

Filesize
1.3MB

Download
memory/3588-11-0x00000000026D0000-0x00000000026D4000-memory.dmp

Filesize
16KB

Download