formbook | 42f46f9dccecd88e438399b21d2e65df9168e5e09106ba44c1f745053ec1005e

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
31-08-2024 21:12

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General

Target

8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe
Size

576KB
MD5

fb90829fafd93c8e83d7c3dc8f6af02d
SHA1

9332b9db7a6f13dec5028745d7411d04e8b31646
SHA256

8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf
SHA512

745a802ed92132073fb1594ae3cd4eee6b79e5672151453450c68866043cdf4bc9fb5634b152394678e439df041142f4f8f580b9b1e95c2585147ba365654d6c
SSDEEP

12288:CfoRkwemDzWLTXs5IruyES0AryyvhJfzt804zTnoilRMRFmM2mxQDhvx5VHVhJcb:CPqjW4dz32t52+2fvj6NBSi

Score

10^/10

formbook s2wt discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s2wt

Decoy

yukiyamaapperal.com

rumasultan.store

japaese.com

quangphatloi.com

148atk.xyz

myheatstore.online

theedeneconomy.com

5xssc1.icu

krakensistem.xyz

gwangyo.com

lj-safe-keepingkokoka6.xyz

naturetheaterofoklahoma.com

perayaanwisudaitb.com

hrbsxxf.com

allencountypallet.com

vizit-app.com

startstartnow.com

inviertechile.com

haysneedlepotracks.com

cfdbestbroker.online

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/2500-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2360 set thread context of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.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	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2500	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31
PID 2360 wrote to memory of 2500	2360	8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe	31

C:\Users\Admin\AppData\Local\Temp\8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe
"C:\Users\Admin\AppData\Local\Temp\8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe
  "C:\Users\Admin\AppData\Local\Temp\8195d90a65592855ca10dc169e75e02dd055f91462c9993d18c879ee8431cfbf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2500

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/2360-6-0x0000000004370000-0x00000000043C8000-memory.dmp

Filesize
352KB

Download
memory/2360-1-0x0000000000070000-0x0000000000106000-memory.dmp

Filesize
600KB

Download
memory/2360-2-0x0000000074A70000-0x000000007515E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-3-0x0000000000360000-0x000000000036E000-memory.dmp

Filesize
56KB

Download
memory/2360-4-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/2360-5-0x0000000074A70000-0x000000007515E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/2360-13-0x0000000074A70000-0x000000007515E000-memory.dmp

Filesize
6.9MB

Download
memory/2500-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2500-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2500-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2500-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2500-14-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download