formbook | 82d36fc137faf68ae538b06daa0ad94b716a272728a3d923b0d0bc1d55d318d1

Analysis

max time kernel
101s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 16:38

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General

Target

f5bb3d357a6f485f2b36cf079150bde0N.exe
Size

719KB
MD5

f5bb3d357a6f485f2b36cf079150bde0
SHA1

df7b23cdbc7a1c76561d20a8558e0840ad8e4958
SHA256

82d36fc137faf68ae538b06daa0ad94b716a272728a3d923b0d0bc1d55d318d1
SHA512

88ce6499a42df4dbaeb276b78552aae1d184937b542f6006d3d0e79b80a35e34910836e44020dddcbd1eae57170c58b53337695c206fb0158bb449b32dbd9213
SSDEEP

12288:uHiMd6OdKEari+OnGUCjt1QZ4ezd/UP1CXRL8vosTPBvPNBBD8ycnbuIC:uHH6h1OpGUA7ezd/KCBLQosTNnB3cnbu

Score

10^/10

formbook d16h discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d16h

Decoy

iki-graphy.online

l8z8c.vip

1709.asia

inematography-course-72246.bond

pis3noe2e.sbs

wernv.xyz

ovepepe.xyz

ama-online.world

ookmouse.fun

harkclothingdesigns.xyz

bbvvjuiqew.bond

sed-cars-93620.bond

esgateeganhe.shop

cekmeledak.info

ebulahorizon.buzz

peakers-92991.bond

essislotgoal16.top

hafi.biz

ichunyang.club

lrica.net

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
behavioral2/memory/3352-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95

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	f5bb3d357a6f485f2b36cf079150bde0N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3352	f5bb3d357a6f485f2b36cf079150bde0N.exe
3352	f5bb3d357a6f485f2b36cf079150bde0N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95
PID 2880 wrote to memory of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95
PID 2880 wrote to memory of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95
PID 2880 wrote to memory of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95
PID 2880 wrote to memory of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95
PID 2880 wrote to memory of 3352	2880	f5bb3d357a6f485f2b36cf079150bde0N.exe	95

C:\Users\Admin\AppData\Local\Temp\f5bb3d357a6f485f2b36cf079150bde0N.exe
"C:\Users\Admin\AppData\Local\Temp\f5bb3d357a6f485f2b36cf079150bde0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\f5bb3d357a6f485f2b36cf079150bde0N.exe
  "C:\Users\Admin\AppData\Local\Temp\f5bb3d357a6f485f2b36cf079150bde0N.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3352

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

Replay Monitor

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Downloads

memory/2880-6-0x0000000005C20000-0x0000000005C32000-memory.dmp

Filesize
72KB

Download
memory/2880-8-0x00000000752A0000-0x0000000075A50000-memory.dmp

Filesize
7.7MB

Download
memory/2880-2-0x0000000005E80000-0x0000000006424000-memory.dmp

Filesize
5.6MB

Download
memory/2880-3-0x0000000005970000-0x0000000005A02000-memory.dmp

Filesize
584KB

Download
memory/2880-4-0x0000000005A10000-0x0000000005A1A000-memory.dmp

Filesize
40KB

Download
memory/2880-5-0x00000000752A0000-0x0000000075A50000-memory.dmp

Filesize
7.7MB

Download
memory/2880-1-0x0000000000EA0000-0x0000000000F5A000-memory.dmp

Filesize
744KB

Download
memory/2880-7-0x00000000752AE000-0x00000000752AF000-memory.dmp

Filesize
4KB

Download
memory/2880-0-0x00000000752AE000-0x00000000752AF000-memory.dmp

Filesize
4KB

Download
memory/2880-9-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/2880-10-0x0000000006B30000-0x0000000006BA6000-memory.dmp

Filesize
472KB

Download
memory/2880-11-0x0000000006DF0000-0x0000000006E8C000-memory.dmp

Filesize
624KB

Download
memory/2880-14-0x00000000752A0000-0x0000000075A50000-memory.dmp

Filesize
7.7MB

Download
memory/3352-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3352-15-0x0000000001430000-0x000000000177A000-memory.dmp

Filesize
3.3MB

Download