formbook | 89c2137b3dec9c0698bb3980b98eda725224bc28c54fa8159d71f580be48800a

General

Target

Wire Transfer Copy-006566.exe
Size

620KB
MD5

196e5396decbd8a8c4fbad95879b8a80
SHA1

e38084937ff988d95cb1d0ecc94d1c3bff6c419a
SHA256

ccbabb104efcbd684a891982f957df4f45ea42323f3e2c26c3ffd6816f0832bd
SHA512

9411c95a1500ecb01b10f4ee7cb3f0135f376d8f7f2c70e69506d1685fd16aea1468d56465ae60cf6593c8717bab68229cb7d4341535abd7a3c0db9b4e84dc1c
SSDEEP

12288:nVVRCY4DZ8fazulqCgPAq1FE31PfzHXefLT3kR:7RCY4d80Iq1A1HzH0y

Score

10^/10

formbook m49z discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m49z

Decoy

ormswarm.xyz

awn-care-63587.bond

uymetanail5.online

mergencyloan007.xyz

545.top

eiliao596.pro

ackersandmoverschennai.net

ehdiahmadvandmusicbest.click

tlgxmb2024.cloud

ulfcoastharborhopper.pro

rohns-disease-early-signs.today

oldenhorizonsbgcl.click

weetindulgencepro.xyz

yexoiup.xyz

yself-solar.net

kfirsatimla.online

bropub3.online

ouljourney.online

usvf76f.shop

onnaberich.online

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2760-12-0x0000000000400000-0x000000000042F000-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

pid	Process
2436	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2860 set thread context of 2760	2860	Wire Transfer Copy-006566.exe	32

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2736	2760	WerFault.exe	32

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wire Transfer Copy-006566.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2436	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2436	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2436	2860	Wire Transfer Copy-006566.exe	30
PID 2860 wrote to memory of 2436	2860	Wire Transfer Copy-006566.exe	30
PID 2860 wrote to memory of 2436	2860	Wire Transfer Copy-006566.exe	30
PID 2860 wrote to memory of 2436	2860	Wire Transfer Copy-006566.exe	30
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2860 wrote to memory of 2760	2860	Wire Transfer Copy-006566.exe	32
PID 2760 wrote to memory of 2736	2760	RegSvcs.exe	33
PID 2760 wrote to memory of 2736	2760	RegSvcs.exe	33
PID 2760 wrote to memory of 2736	2760	RegSvcs.exe	33
PID 2760 wrote to memory of 2736	2760	RegSvcs.exe	33

C:\Users\Admin\AppData\Local\Temp\Wire Transfer Copy-006566.exe
"C:\Users\Admin\AppData\Local\Temp\Wire Transfer Copy-006566.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2860
- 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\Wire Transfer Copy-006566.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2436
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 36
    3⤵
    - Program crash
    PID:2736

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2760-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2760-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2760-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2760-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2860-0-0x000000007424E000-0x000000007424F000-memory.dmp

Filesize
4KB

Download
memory/2860-1-0x00000000012D0000-0x000000000136C000-memory.dmp

Filesize
624KB

Download
memory/2860-2-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-3-0x0000000000A20000-0x0000000000A38000-memory.dmp

Filesize
96KB

Download
memory/2860-4-0x000000007424E000-0x000000007424F000-memory.dmp

Filesize
4KB

Download
memory/2860-5-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-6-0x0000000004B40000-0x0000000004BB6000-memory.dmp

Filesize
472KB

Download
memory/2860-15-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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