formbook | f6bb8018c90c49a3b09ad5b94cbfe5009b59abdee04d05be8f4ae8825f71cf19

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 02:05

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General

Target

b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe
Size

1.4MB
MD5

b643c1dfbcea7629e8d7a9d64c4779a6
SHA1

02addb137f4407dc05af7d862b2533b131733f59
SHA256

f6bb8018c90c49a3b09ad5b94cbfe5009b59abdee04d05be8f4ae8825f71cf19
SHA512

0a08c959b9a51c558cfa031a14efb2eaf880e7a632341303d30199f0a68ce36b7a8ea1d802244eeca8fdee3c34352c70e121d5e860be68ebb7356cabae6f0e1c
SSDEEP

12288:b6SgaIMVjLz7T8BiOcef3gVZsZZZsZbesbZYhZ8bfVe0S+dkl/WsiH42mHNClsrJ:AiOmeB4ftdCbt/QS5JNuBaP2nvm

Score

10^/10

formbook nmda discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

nmda

Decoy

studiovelicham.com

minskpost.com

bakolytu.com

getbeautyshot.com

staabonlinechoice.com

ezulink.com

allbrandsmoto.com

expertdentalpro.com

grossmasterbalon.art

edutatega.com

salsasuarez.com

goodcopsbadcopsstore.com

stephanityrance.com

allgoodescrows.com

lotus-attari.com

chiselandgrit.com

herbalbooze.com

colossalpublicspeaking.com

summitcreators.com

exgateway.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

Processes:

resource	yara_rule
behavioral2/memory/3180-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe

description	pid	Process	procid_target
PID 4472 set thread context of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99

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

Processes:

b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe

pid	Process
3180	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe
3180	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe

description	pid	Process	procid_target
PID 4472 wrote to memory of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99
PID 4472 wrote to memory of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99
PID 4472 wrote to memory of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99
PID 4472 wrote to memory of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99
PID 4472 wrote to memory of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99
PID 4472 wrote to memory of 3180	4472	b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe	99

C:\Users\Admin\AppData\Local\Temp\b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Users\Admin\AppData\Local\Temp\b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b643c1dfbcea7629e8d7a9d64c4779a6_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3180

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/3180-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3180-16-0x0000000001120000-0x000000000146A000-memory.dmp

Filesize
3.3MB

Download
memory/4472-8-0x0000000005670000-0x0000000005684000-memory.dmp

Filesize
80KB

Download
memory/4472-9-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/4472-4-0x0000000005470000-0x0000000005502000-memory.dmp

Filesize
584KB

Download
memory/4472-5-0x00000000053A0000-0x00000000053AA000-memory.dmp

Filesize
40KB

Download
memory/4472-6-0x0000000005510000-0x0000000005566000-memory.dmp

Filesize
344KB

Download
memory/4472-7-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4472-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/4472-3-0x0000000005980000-0x0000000005F24000-memory.dmp

Filesize
5.6MB

Download
memory/4472-10-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4472-11-0x0000000006F10000-0x0000000006F94000-memory.dmp

Filesize
528KB

Download
memory/4472-12-0x0000000009400000-0x000000000944A000-memory.dmp

Filesize
296KB

Download
memory/4472-2-0x0000000005290000-0x000000000532C000-memory.dmp

Filesize
624KB

Download
memory/4472-15-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4472-1-0x00000000007F0000-0x000000000095E000-memory.dmp

Filesize
1.4MB

Download