formbook | 519678c24f6036d935bdd915090f07ad1fea068dc2491861648c6b00698de514

Analysis

max time kernel
147s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 12:56

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General

Target

file.exe
Size

1.4MB
MD5

b96e6785937bd52b1281fb98f0abcf25
SHA1

d27572ada589769bfdb99dabbd485556e39010ba
SHA256

519678c24f6036d935bdd915090f07ad1fea068dc2491861648c6b00698de514
SHA512

39aadf908dcbb16588e5a93f7c633224d3ba7aa3bed54ae96e3fb9320fc080b6da7987b8d66d279266045b1aaafc1788b47bb72558ff42371acd55e8f768304d
SSDEEP

24576:Gtb20pkaCqT5TBWgNQ7aMhKG+mrh1JPUc9g56A:zVg5tQ7aMhKG+mrPVD9k5

Score

10^/10

formbook hwu6 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hwu6

Decoy

lf758.vip

locerin-hair.shop

vytech.net

pet-insurance-intl-7990489.live

thepolithat.buzz

d66dr114gl.bond

suv-deals-49508.bond

job-offer-53922.bond

drstone1.click

lebahsemesta57.click

olmanihousel.shop

piedmontcsb.info

trisula888x.top

66sodovna.net

dental-implants-83810.bond

imxtld.club

frozenpines.net

ffgzgbl.xyz

tlc7z.rest

alexismuller.design

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/2468-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2468-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4904-21-0x00000000001C0000-0x00000000001EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 844 set thread context of 2468	844	file.exe	82
PID 2468 set thread context of 3352	2468	svchost.exe	55
PID 4904 set thread context of 3352	4904	cmd.exe	55

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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2468	svchost.exe
2468	svchost.exe
2468	svchost.exe
2468	svchost.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe
4904	cmd.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
844	file.exe
2468	svchost.exe
2468	svchost.exe
2468	svchost.exe
4904	cmd.exe
4904	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2468	svchost.exe
Token: SeDebugPrivilege	4904	cmd.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
844	file.exe
844	file.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
844	file.exe
844	file.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 844 wrote to memory of 2468	844	file.exe	82
PID 844 wrote to memory of 2468	844	file.exe	82
PID 844 wrote to memory of 2468	844	file.exe	82
PID 844 wrote to memory of 2468	844	file.exe	82
PID 3352 wrote to memory of 4904	3352	Explorer.EXE	84
PID 3352 wrote to memory of 4904	3352	Explorer.EXE	84
PID 3352 wrote to memory of 4904	3352	Explorer.EXE	84
PID 4904 wrote to memory of 4140	4904	cmd.exe	85
PID 4904 wrote to memory of 4140	4904	cmd.exe	85
PID 4904 wrote to memory of 4140	4904	cmd.exe	85

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.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:844
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2468
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:2560
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.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:4904
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4140

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/844-11-0x0000000001390000-0x0000000001790000-memory.dmp

Filesize
4.0MB

Download
memory/2468-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2468-13-0x0000000001400000-0x000000000174A000-memory.dmp

Filesize
3.3MB

Download
memory/2468-16-0x00000000011D0000-0x00000000011E4000-memory.dmp

Filesize
80KB

Download
memory/2468-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3352-17-0x00000000080E0000-0x000000000822E000-memory.dmp

Filesize
1.3MB

Download
memory/3352-22-0x00000000080E0000-0x000000000822E000-memory.dmp

Filesize
1.3MB

Download
memory/3352-24-0x0000000002700000-0x00000000027AC000-memory.dmp

Filesize
688KB

Download
memory/3352-25-0x0000000002700000-0x00000000027AC000-memory.dmp

Filesize
688KB

Download
memory/4904-20-0x0000000000A00000-0x0000000000A5A000-memory.dmp

Filesize
360KB

Download
memory/4904-18-0x0000000000A00000-0x0000000000A5A000-memory.dmp

Filesize
360KB

Download
memory/4904-21-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download