formbook | 5a6aabdbf67cc4ca0262f3d82a098d57c01e1c335e47597982420719f5c8ee1b

Analysis

max time kernel
95s
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
08/01/2025, 22:22

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General

Target

JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe
Size

569KB
MD5

afe238e76e6f9a5bdaddc4eafa099c1c
SHA1

827f80895a6c346d218343ea87cb581e459eaba2
SHA256

5a6aabdbf67cc4ca0262f3d82a098d57c01e1c335e47597982420719f5c8ee1b
SHA512

7e9e212f86cc3d696da293466a35be8614ea2715eceb58a6d4aa60f0ce1a9c2a6b5e2f043284e6a91fd3476adfcbe259c613e0aff31ee8eb10d942a72deed764
SSDEEP

12288:46J/ZsDPDXWsjZ4s2JQUCM2SuGNmYSTeq:46pZs7DmsispUCM9V9Ce

Score

10^/10

formbook d7ln discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d7ln

Decoy

bulut-imza.com

gotastebuds.com

shutupmags.com

clocksport.com

toweryachtcounsel.com

kingcopier.com

pluspersona.com

inchallahe.com

unclonedconsulting.com

ccdt168.com

tonyzheng.xyz

voiceoftheepeople.com

cicapital.xyz

offxpro.com

loyatiproductions.com

makemebuystuff.com

incuba8labs.com

remparka.com

newstft.com

bgame.pro

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/1496-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1420 set thread context of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91

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	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1496	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe
1496	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91
PID 1420 wrote to memory of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91
PID 1420 wrote to memory of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91
PID 1420 wrote to memory of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91
PID 1420 wrote to memory of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91
PID 1420 wrote to memory of 1496	1420	JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_afe238e76e6f9a5bdaddc4eafa099c1c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1496

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/1420-6-0x0000000005880000-0x000000000588E000-memory.dmp

Filesize
56KB

Download
memory/1420-13-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/1420-2-0x0000000005890000-0x0000000005E34000-memory.dmp

Filesize
5.6MB

Download
memory/1420-3-0x00000000052E0000-0x0000000005372000-memory.dmp

Filesize
584KB

Download
memory/1420-4-0x0000000005270000-0x000000000527A000-memory.dmp

Filesize
40KB

Download
memory/1420-5-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/1420-8-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/1420-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

Filesize
4KB

Download
memory/1420-1-0x0000000000830000-0x00000000008C4000-memory.dmp

Filesize
592KB

Download
memory/1420-9-0x0000000008350000-0x00000000083EC000-memory.dmp

Filesize
624KB

Download
memory/1420-10-0x0000000008450000-0x00000000084A8000-memory.dmp

Filesize
352KB

Download
memory/1420-7-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

Filesize
4KB

Download
memory/1496-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-14-0x0000000000F70000-0x00000000012BA000-memory.dmp

Filesize
3.3MB

Download