formbook | 689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759

General

Target

d61bd347f131dcfe85ed71623854fd4b.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/2604-14-0x0000000000400000-0x000000000042F000-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
2916	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.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	d61bd347f131dcfe85ed71623854fd4b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2604	d61bd347f131dcfe85ed71623854fd4b.exe
2916	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2916	2792	d61bd347f131dcfe85ed71623854fd4b.exe	30
PID 2792 wrote to memory of 2916	2792	d61bd347f131dcfe85ed71623854fd4b.exe	30
PID 2792 wrote to memory of 2916	2792	d61bd347f131dcfe85ed71623854fd4b.exe	30
PID 2792 wrote to memory of 2916	2792	d61bd347f131dcfe85ed71623854fd4b.exe	30
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32
PID 2792 wrote to memory of 2604	2792	d61bd347f131dcfe85ed71623854fd4b.exe	32

C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe
"C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792
- 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\d61bd347f131dcfe85ed71623854fd4b.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2916
- C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe
  "C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2604

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/2604-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2604-19-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

Filesize
3.0MB

Download
memory/2604-15-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

Filesize
3.0MB

Download
memory/2604-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2604-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2604-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2792-3-0x00000000052A0000-0x000000000532C000-memory.dmp

Filesize
560KB

Download
memory/2792-7-0x00000000056A0000-0x0000000005716000-memory.dmp

Filesize
472KB

Download
memory/2792-6-0x00000000746B0000-0x0000000074D9E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-5-0x00000000746BE000-0x00000000746BF000-memory.dmp

Filesize
4KB

Download
memory/2792-4-0x0000000000750000-0x0000000000760000-memory.dmp

Filesize
64KB

Download
memory/2792-0-0x00000000746BE000-0x00000000746BF000-memory.dmp

Filesize
4KB

Download
memory/2792-2-0x00000000746B0000-0x0000000074D9E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-16-0x00000000746B0000-0x0000000074D9E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-1-0x0000000000110000-0x00000000001A4000-memory.dmp

Filesize
592KB

Download

Analysis

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