formbook | 4b1dcf9d1e2518e912abcee672aadcaed51f1aa435e3dc1b3fb43d047ec24f1e

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 15:40

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General

Target

fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe
Size

1.5MB
MD5

fc2310dcaf93e7b285f5ce26db6f774f
SHA1

07f489074f56e64a791e75dd7905b41f2a000153
SHA256

4b1dcf9d1e2518e912abcee672aadcaed51f1aa435e3dc1b3fb43d047ec24f1e
SHA512

28e29d023235af90019d4977dd2fb7889d1116d7346deb6a3357e92ef205cd3f943bc9aed291af3fe40c89e7ca0bac3740f3b4db59185c81cf075b86a0aedd69
SSDEEP

12288:egcKmNgis3mLyCMfv9VPtes6y/Q68trI+ePV3tebVpqU5RaT2fX/AZrSmXKz0tYw:iKhis3mgfv9VtPojINV9JgaT2fXjvOf

Score

10^/10

formbook wt5i discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

wt5i

Decoy

mydreamct.com

vadicore.com

choicemango.com

projectsolutionspro.com

ncg.xyz

goio.digital

ee-secure-account.com

criminalstudy.com

fsjuanzhi.com

pont-travaux-public.com

agencepartenaire.com

jlsyzm.com

prosselius.com

woodendgroups.com

thereproducts.site

sigmagrupo.net

chelseagracia.com

fusosstore.com

chrissypips.trade

mvlxplcswa.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/2932-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4016 set thread context of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.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	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2932	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe
2932	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe	91
PID 4016 wrote to memory of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe	91
PID 4016 wrote to memory of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe	91
PID 4016 wrote to memory of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe	91
PID 4016 wrote to memory of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe	91
PID 4016 wrote to memory of 2932	4016	fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4016
- C:\Users\Admin\AppData\Local\Temp\fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fc2310dcaf93e7b285f5ce26db6f774f_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2932

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/2932-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2932-16-0x0000000001610000-0x000000000195A000-memory.dmp

Filesize
3.3MB

Download
memory/4016-8-0x00000000056C0000-0x00000000056DE000-memory.dmp

Filesize
120KB

Download
memory/4016-9-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

Filesize
4KB

Download
memory/4016-4-0x0000000005740000-0x00000000057D2000-memory.dmp

Filesize
584KB

Download
memory/4016-5-0x0000000005680000-0x000000000568A000-memory.dmp

Filesize
40KB

Download
memory/4016-6-0x00000000058D0000-0x0000000005926000-memory.dmp

Filesize
344KB

Download
memory/4016-7-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/4016-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

Filesize
4KB

Download
memory/4016-3-0x0000000005C50000-0x00000000061F4000-memory.dmp

Filesize
5.6MB

Download
memory/4016-10-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/4016-11-0x0000000006500000-0x00000000065A4000-memory.dmp

Filesize
656KB

Download
memory/4016-12-0x0000000006700000-0x0000000006734000-memory.dmp

Filesize
208KB

Download
memory/4016-2-0x0000000005570000-0x000000000560C000-memory.dmp

Filesize
624KB

Download
memory/4016-15-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/4016-1-0x0000000000AA0000-0x0000000000C26000-memory.dmp

Filesize
1.5MB

Download