formbook | c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457

General

Target

c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe
Size

616KB
MD5

cc6d7728ecb9c30b5e2d64bc46f1005d
SHA1

e9664338782ac9ffb910db3035c096da38707c70
SHA256

c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457
SHA512

05427c5c5ecaf383dc0a7af87877f1c69ebbdd53fc0656e8d3332c32717d937bb4ebb4ab905576e9990abbce7bf99288907a7e3c0de5219e593839e1bd8e8b6f
SSDEEP

12288:GPG/NIp8R0Z5rtzgKcM5E4PPsNNII6iutz:VWpo0tz9d55PsnII6i2

Score

10^/10

formbook gd04 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gd04

Decoy

f5u8utd50.icu

ob-offer-33304.bond

aaf.zone

hoppersrack.store

nline-gaming-33476.bond

isionaryvault.online

ilitary-jobs-88516.bond

iyxym.info

eyes.xyz

refle.xyz

kinsmonlkey.shop

oruu.shop

est2x2.online

nline-advertising-77889.bond

hepresspoolai.xyz

anilaberg.online

reimutigleben.store

anguage-courses-22450.bond

zzt.xyz

kfn.lat

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/2424-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	2424	WerFault.exe	31

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	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2124 wrote to memory of 2424	2124	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	31
PID 2424 wrote to memory of 2660	2424	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	32
PID 2424 wrote to memory of 2660	2424	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	32
PID 2424 wrote to memory of 2660	2424	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	32
PID 2424 wrote to memory of 2660	2424	c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe	32

C:\Users\Admin\AppData\Local\Temp\c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe
"C:\Users\Admin\AppData\Local\Temp\c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe
  "C:\Users\Admin\AppData\Local\Temp\c2d348685fd22dd3ef1f9c245e4f6d184ab457cc0f38ec7bf23b414a9f937457.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 36
    3⤵
    - Program crash
    PID:2660

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/2124-0-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/2124-1-0x0000000001050000-0x00000000010F0000-memory.dmp

Filesize
640KB

Download
memory/2124-2-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2124-3-0x0000000000490000-0x00000000004A8000-memory.dmp

Filesize
96KB

Download
memory/2124-4-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/2124-5-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2124-6-0x0000000004CC0000-0x0000000004D3A000-memory.dmp

Filesize
488KB

Download
memory/2124-13-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2424-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2424-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2424-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2424-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

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