formbook | ddcee2fa36f568c004181f3d91b4b75eeb935a28e9b5a3d32d1c0fd78be4fa70

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/01/2025, 00:27

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General

Target

JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
Size

483KB
MD5

43185ba5682dbd5b9a4aeefd052f2ba7
SHA1

9fb2ca5d4998c28ed9637e7f8c62e001a4a262d1
SHA256

ddcee2fa36f568c004181f3d91b4b75eeb935a28e9b5a3d32d1c0fd78be4fa70
SHA512

b7f148d97395b0ad4ba5dc0166d6e0c15df1514763a367c5518f0df771b64dee9f411a9bc295acec0a07b27d58d639704488a2c93531c5f34fa227449aba2ad0
SSDEEP

6144:fYG1f456Uqd2GhNAqwisAnIikwTc0gIlokyp3I5a5Kx81wHadqMWp/19SORt:QhAUi2iNA1AIikNqp15anwHadZWTL

Score

10^/10

formbook jy0b discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jy0b

Decoy

lamejorimagen.com

mykabukibrush.com

modgon.com

barefoottherapeutics.com

shimpeg.net

trade-sniper.com

chiangkhancityhotel.com

joblessmoni.club

stespritsubways.com

chico-group.com

nni8.xyz

searchtypically.online

jobsyork.com

bestsales-crypto.com

iqmarketing.info

bullcityphotobooths.com

fwssc.icu

1oc87s.icu

usdiesel.xyz

secrets2optimumnutrition.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
behavioral1/memory/2584-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2936 set thread context of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.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	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2584	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31
PID 2936 wrote to memory of 2584	2936	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2584

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/2584-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2584-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2584-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2584-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2584-12-0x00000000009E0000-0x0000000000CE3000-memory.dmp

Filesize
3.0MB

Download
memory/2936-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2936-1-0x0000000001060000-0x00000000010E0000-memory.dmp

Filesize
512KB

Download
memory/2936-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2936-3-0x0000000000460000-0x000000000046E000-memory.dmp

Filesize
56KB

Download
memory/2936-4-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2936-5-0x0000000000D80000-0x0000000000DD8000-memory.dmp

Filesize
352KB

Download
memory/2936-11-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download