formbook | 689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759

General

Target

689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe
Size

567KB
MD5

d61bd347f131dcfe85ed71623854fd4b
SHA1

10f1af7c65c72c1d0c97b144fa1f1e07eef6a196
SHA256

689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759
SHA512

2159406ce218f6cb3cf765bf4e3566e066914dcbeadb53bf50618aa6df708550215e848916245d98405d583f225128423b6217ad4ef1d66f68676a7f6385a198
SSDEEP

12288:lS316A0v1ZMBevrNZnx+BjysXkZ4kKVjhS4kaQrp7iWRbTySe:la0VNZgYrbnAhLO+hS4kaQN+WlTbe

Score

10^/10

formbook bopi discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bopi

Decoy

zq4.top

relationship-coach-88497.bond

destekbirimi.xyz

tgh-reg.xyz

pepcapital.net

edunote.media

loans-credits-63765.bond

zhxgtlw.top

rajalele.xyz

ug-tower.asia

agrajter.com

investment-services-44387.bond

yaoxiaocang.fun

23win6.top

used-cars-84168.bond

primesourceglobal.net

indiapostsk.vip

qe2i7cghzpebk.buzz

furniture-27975.bond

fy489tysiot4twoinsr3295y78h.xyz

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/2836-12-0x0000000000400000-0x000000000042F000-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
2716	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2536 set thread context of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31

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	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2836	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe
2716	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2716	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	29
PID 2536 wrote to memory of 2716	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	29
PID 2536 wrote to memory of 2716	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	29
PID 2536 wrote to memory of 2716	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	29
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31
PID 2536 wrote to memory of 2836	2536	689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe	31

C:\Users\Admin\AppData\Local\Temp\689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe
"C:\Users\Admin\AppData\Local\Temp\689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536
- 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\689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2716
- C:\Users\Admin\AppData\Local\Temp\689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe
  "C:\Users\Admin\AppData\Local\Temp\689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2836

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

Loading Replay Monitor...

Downloads

memory/2536-6-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2536-13-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2536-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2536-3-0x0000000004410000-0x000000000449C000-memory.dmp

Filesize
560KB

Download
memory/2536-4-0x00000000008F0000-0x0000000000900000-memory.dmp

Filesize
64KB

Download
memory/2536-5-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2536-1-0x0000000000BB0000-0x0000000000C44000-memory.dmp

Filesize
592KB

Download
memory/2536-7-0x00000000050D0000-0x0000000005146000-memory.dmp

Filesize
472KB

Download
memory/2536-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2836-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2836-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2836-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2836-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2836-14-0x0000000000C50000-0x0000000000F53000-memory.dmp

Filesize
3.0MB

Download
memory/2836-17-0x0000000000C50000-0x0000000000F53000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing