formbook | a83aef025ddef912d97df8bbae2601b592a5e8d7db22f7f604467cc9dda1f4de

General

Target

WjhF.exe
Size

669KB
MD5

0add33d563f3887bebf4a3fa59bc3ef8
SHA1

4359bad86463dc498bda6f2aec56b64b89790692
SHA256

a83aef025ddef912d97df8bbae2601b592a5e8d7db22f7f604467cc9dda1f4de
SHA512

be2abe83ebc7d56ad1d7e4655c434e6c9f8edd4fa63045d7039c79b0152525032f563a06c9bb4ddb599cf33fe84b9f3fde28fb2b9de3bc573cb58d1b221f0ef4
SSDEEP

12288:PhsL0pei36RMQV/YGLTz1b3FL0BGs8SKt766wiAACMOcx:Ph7pp36WQV/BTV3FL0BGs8l766n5Ocx

Score

10^/10

formbook pz12 execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.com

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2032-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2032-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2732-22-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2556 powershell.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1600 cmd.exe

pid	process
2556	powershell.exe

pid	process
1600	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

WjhF.exeWjhF.execmmon32.exe

description	pid	process	target process
PID 2012 set thread context of 2032	2012	WjhF.exe	WjhF.exe
PID 2032 set thread context of 1200	2032	WjhF.exe	Explorer.EXE
PID 2732 set thread context of 1200	2732	cmmon32.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

WjhF.exepowershell.execmmon32.exe

pid	process
2032	WjhF.exe
2032	WjhF.exe
2556	powershell.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe
2732	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

WjhF.execmmon32.exe

pid process

2032 WjhF.exe
2032 WjhF.exe
2032 WjhF.exe
2732 cmmon32.exe
2732 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WjhF.exepowershell.execmmon32.exe

description pid process

Token: SeDebugPrivilege 2032 WjhF.exe
Token: SeDebugPrivilege 2556 powershell.exe
Token: SeDebugPrivilege 2732 cmmon32.exe

description	pid	process
Token: SeDebugPrivilege	2032	WjhF.exe
Token: SeDebugPrivilege	2556	powershell.exe
Token: SeDebugPrivilege	2732	cmmon32.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

WjhF.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 2012 wrote to memory of 2556	2012	WjhF.exe	powershell.exe
PID 2012 wrote to memory of 2556	2012	WjhF.exe	powershell.exe
PID 2012 wrote to memory of 2556	2012	WjhF.exe	powershell.exe
PID 2012 wrote to memory of 2556	2012	WjhF.exe	powershell.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 2012 wrote to memory of 2032	2012	WjhF.exe	WjhF.exe
PID 1200 wrote to memory of 2732	1200	Explorer.EXE	cmmon32.exe
PID 1200 wrote to memory of 2732	1200	Explorer.EXE	cmmon32.exe
PID 1200 wrote to memory of 2732	1200	Explorer.EXE	cmmon32.exe
PID 1200 wrote to memory of 2732	1200	Explorer.EXE	cmmon32.exe
PID 2732 wrote to memory of 1600	2732	cmmon32.exe	cmd.exe
PID 2732 wrote to memory of 1600	2732	cmmon32.exe	cmd.exe
PID 2732 wrote to memory of 1600	2732	cmmon32.exe	cmd.exe
PID 2732 wrote to memory of 1600	2732	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\WjhF.exe
  "C:\Users\Admin\AppData\Local\Temp\WjhF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\WjhF.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2556
- - C:\Users\Admin\AppData\Local\Temp\WjhF.exe
    "C:\Users\Admin\AppData\Local\Temp\WjhF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2032
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\WjhF.exe"
    3⤵
    - Deletes itself
    PID:1600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1200-16-0x00000000030F0000-0x00000000031F0000-memory.dmp

Filesize
1024KB

Download
memory/1200-23-0x0000000003F40000-0x0000000004140000-memory.dmp

Filesize
2.0MB

Download
memory/2012-17-0x0000000073FD0000-0x00000000746BE000-memory.dmp

Filesize
6.9MB

Download
memory/2012-0-0x0000000073FDE000-0x0000000073FDF000-memory.dmp

Filesize
4KB

Download
memory/2012-4-0x0000000000320000-0x000000000032C000-memory.dmp

Filesize
48KB

Download
memory/2012-5-0x0000000000390000-0x00000000003A0000-memory.dmp

Filesize
64KB

Download
memory/2012-6-0x0000000005E70000-0x0000000005EE6000-memory.dmp

Filesize
472KB

Download
memory/2012-1-0x0000000000B70000-0x0000000000C1E000-memory.dmp

Filesize
696KB

Download
memory/2012-2-0x0000000073FD0000-0x00000000746BE000-memory.dmp

Filesize
6.9MB

Download
memory/2012-3-0x00000000009A0000-0x00000000009C2000-memory.dmp

Filesize
136KB

Download
memory/2032-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-14-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/2032-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2032-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2732-21-0x00000000008A0000-0x00000000008AD000-memory.dmp

Filesize
52KB

Download
memory/2732-22-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads