formbook | 379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c

General

Target

379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe
Size

666KB
MD5

ac7ebca21c229e33095e4bfec852cd2b
SHA1

01b26661a920b866643e418e16edfc2ae5fb0f53
SHA256

379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c
SHA512

42fb0cd284759d0d0eba1061550332838ac7a22625fb9613f004c7f3e2e509e1d9417d6fba3a4889853107cbbb2919e0360684ea4b20e79c19f75beda120ca7a
SSDEEP

12288:VopMDjZ0KUYcYH6KXVwDTkxA7ReH6G4331B92Z0+0QOlLkw3EmE:VYMB0UGQVwDMA1eH6G4nLQIQOhNvE

Score

10^/10

formbook hy08 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy08

Decoy

weazc.top

servoceimmpajhnuz.info

vqemkdhi.xyz

wergol.com

spa-mk.com

rtpsid88.life

tatetits.fun

raidsa.xyz

suojiansuode.net

jointhejunction.com

wudai.net

typeboot.shop

mksport-app.com

miocloud.ovh

taipan77pandan.com

wwwhg58a.com

khuahamiksai31.pro

carpedatumllc.net

safebinders.com

krx21.com

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/2764-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2132 set thread context of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe
2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe
2764	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2772	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	30
PID 2132 wrote to memory of 2772	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	30
PID 2132 wrote to memory of 2772	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	30
PID 2132 wrote to memory of 2772	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	30
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31
PID 2132 wrote to memory of 2764	2132	379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe	31

C:\Users\Admin\AppData\Local\Temp\379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe
"C:\Users\Admin\AppData\Local\Temp\379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Users\Admin\AppData\Local\Temp\379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe
  "C:\Users\Admin\AppData\Local\Temp\379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe"
  2⤵
  PID:2772
- C:\Users\Admin\AppData\Local\Temp\379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe
  "C:\Users\Admin\AppData\Local\Temp\379fe2230917718e3b124ad2950e9e25a1963e79a0c830bb5022bcc319aab25c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2132-6-0x0000000004840000-0x00000000048B6000-memory.dmp

Filesize
472KB

Download
memory/2132-1-0x0000000000260000-0x000000000030C000-memory.dmp

Filesize
688KB

Download
memory/2132-2-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-3-0x0000000001E50000-0x0000000001E68000-memory.dmp

Filesize
96KB

Download
memory/2132-4-0x000000007439E000-0x000000007439F000-memory.dmp

Filesize
4KB

Download
memory/2132-5-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2132-0-0x000000007439E000-0x000000007439F000-memory.dmp

Filesize
4KB

Download
memory/2132-14-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/2764-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-15-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing