formbook | a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241

General

Target

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
Size

851KB
MD5

315b8465e215b51916f253c741a98db8
SHA1

5e39e3d2b9a9445e352758f83282175f2636fa70
SHA256

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241
SHA512

ca8590ef803c0fdebf9527b309fc4a3464ab5a7241d7b6b4eea763308d8563d380ad556a49f8b09b335f9a7fef494543f5cfeab965abb5dcef062fb8c0a42c76
SSDEEP

12288:jTfWpmLKE2pb57IG9Kd962BfCqfqyI9jADIsLINHn0J7pCIhdDZcCdAtBXVb:jV2t5sG9s968EpjADIsyn0JVpDmtBX5

Score

10^/10

formbook rp26 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rp26

Decoy

rn3grmg9.sbs

4644.one

18tbo.com

c9max.shop

8914.loan

eptacore.xyz

ormto.website

vcreative.store

anglaoshi13.buzz

ewa123.bid

vantiverdeoficial.shop

sik89starwin.fun

niquestorebd.xyz

assword-manager-41452.bond

uccessproit.shop

kl1tuvy0.asia

titchinheavenqs.shop

w178.top

errari-mieten-dubai.click

ba-103mu.net

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/3060-13-0x0000000000400000-0x000000000042F000-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
3068	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1688 set thread context of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3060	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
3068	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3068	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 3068	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	30
PID 1688 wrote to memory of 3068	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	30
PID 1688 wrote to memory of 3068	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	30
PID 1688 wrote to memory of 3068	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	30
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32
PID 1688 wrote to memory of 3060	1688	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	32

C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
"C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1688
- 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\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3068
- C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
  "C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3060

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/1688-6-0x0000000004E50000-0x0000000004EC6000-memory.dmp

Filesize
472KB

Download
memory/1688-1-0x0000000000AB0000-0x0000000000B8A000-memory.dmp

Filesize
872KB

Download
memory/1688-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-3-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/1688-4-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-5-0x00000000004C0000-0x00000000004DC000-memory.dmp

Filesize
112KB

Download
memory/1688-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/1688-14-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/3060-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3060-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3060-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3060-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3060-17-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download

Analysis

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