formbook | fc7b547fc09ece8b98af7548a32cdf9e271e0814f9428c5e09694b2604643291

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 16:30

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General

Target

3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe
Size

1.2MB
MD5

bb5c9e57a26aa1fa8b6de230a99af059
SHA1

33f066cf40b09bffc48001ae3641775b4f0c36de
SHA256

3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42
SHA512

5bf5314dd8c9e0a36f4841feb3d591f9a21c15178c3557ee23c95c125d6ea734043906bc01a163ff369e4a81b053e92b5f6d857628600f2946ca1d719c2d7d7c
SSDEEP

24576:Y+Q8BZFYIblhBYCh/pNo1pfDrhpFEeuS+pJg:dyE1pdpyxFEeuS+

Score

10^/10

formbook kgdh discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kgdh

Decoy

socialsecuty.com

rossiniconstruction.com

baliisterstore.com

walnuthotsouce.com

herculesmile.com

datum-maps.tech

yourhandhistory.com

reevolvehardware.com

condosandresorts.com

boissonsenergetiques.com

everybodymatters.club

titoly.com

knfsupplies.com

azitajovaini.com

orfilashop.com

aliceramsay.com

tipsyfetes.com

besttrip.store

ukrainianlandtoken.com

jdscornerbar.com

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
behavioral2/memory/1052-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99

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	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1052	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe
1052	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99
PID 1624 wrote to memory of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99
PID 1624 wrote to memory of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99
PID 1624 wrote to memory of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99
PID 1624 wrote to memory of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99
PID 1624 wrote to memory of 1052	1624	3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe	99

C:\Users\Admin\AppData\Local\Temp\3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe
"C:\Users\Admin\AppData\Local\Temp\3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Users\Admin\AppData\Local\Temp\3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe
  "C:\Users\Admin\AppData\Local\Temp\3625a17b1c788e6936d2ef25a5d248f4bfd394a74a7b05e37145a70177428f42.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1052-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1052-16-0x0000000001150000-0x000000000149A000-memory.dmp

Filesize
3.3MB

Download
memory/1624-8-0x00000000064E0000-0x00000000064F8000-memory.dmp

Filesize
96KB

Download
memory/1624-9-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/1624-4-0x0000000005110000-0x00000000051A2000-memory.dmp

Filesize
584KB

Download
memory/1624-5-0x0000000005000000-0x000000000500A000-memory.dmp

Filesize
40KB

Download
memory/1624-6-0x00000000052E0000-0x0000000005336000-memory.dmp

Filesize
344KB

Download
memory/1624-7-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1624-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/1624-3-0x0000000005620000-0x0000000005BC4000-memory.dmp

Filesize
5.6MB

Download
memory/1624-10-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1624-11-0x0000000007ED0000-0x0000000007F72000-memory.dmp

Filesize
648KB

Download
memory/1624-12-0x000000000A610000-0x000000000A644000-memory.dmp

Filesize
208KB

Download
memory/1624-2-0x0000000004F50000-0x0000000004FEC000-memory.dmp

Filesize
624KB

Download
memory/1624-15-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1624-1-0x0000000000450000-0x000000000057E000-memory.dmp

Filesize
1.2MB

Download