formbook | 7e31febe07e9ee30b6e6f04fbc58cd1a12c7f95c524ed29ba99e5613886f0369

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2024 00:34

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General

Target

884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe
Size

494KB
MD5

884e261ad3861b83f650deff6c1540a8
SHA1

e0d8597a0b35e2fe4c25d170491a82a6a648c94b
SHA256

7e31febe07e9ee30b6e6f04fbc58cd1a12c7f95c524ed29ba99e5613886f0369
SHA512

fab5bc89269683b2e490aabca6e2b8210c75f27878a2e240a5d71ea8c4e2771eb793857a08409e08fcc2cda831f9f3e947f3ec1ca2412ca0e7652913e5851cf9
SSDEEP

12288:iiz6hG4eAbcvGZbD8sBlGCen9p/MK7mKWMrvdFD9V:AZbDz6C8D6fMrFtH

Score

10^/10

formbook 2bg discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

2bg

Decoy

ohhowfluent.com

puppy-pets.com

coquetasybonitas.com

eberhard-pharma.com

dolphinsvs-patriots.com

htsyseq.com

curentcareri.com

syybjd.com

zlandscaping.net

jobsinkc.com

moonlightpcworks.com

greedysafely.com

quarryfinearts.com

gelaidexinli.com

mealsmojo.com

myeyecandybeauty.com

dropshippermillionaire.com

frogrout.life

wordpresschool.com

leggingstore.one

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
behavioral2/memory/3996-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3764 set thread context of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103

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	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3996	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe
3996	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3764 wrote to memory of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103
PID 3764 wrote to memory of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103
PID 3764 wrote to memory of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103
PID 3764 wrote to memory of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103
PID 3764 wrote to memory of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103
PID 3764 wrote to memory of 3996	3764	884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe	103

C:\Users\Admin\AppData\Local\Temp\884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3764
- C:\Users\Admin\AppData\Local\Temp\884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\884e261ad3861b83f650deff6c1540a8_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3996

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/3764-6-0x0000000005230000-0x0000000005286000-memory.dmp

Filesize
344KB

Download
memory/3764-8-0x0000000005290000-0x000000000529A000-memory.dmp

Filesize
40KB

Download
memory/3764-2-0x0000000004F60000-0x0000000004FFC000-memory.dmp

Filesize
624KB

Download
memory/3764-3-0x00000000055B0000-0x0000000005B54000-memory.dmp

Filesize
5.6MB

Download
memory/3764-4-0x00000000050A0000-0x0000000005132000-memory.dmp

Filesize
584KB

Download
memory/3764-5-0x0000000005020000-0x000000000502A000-memory.dmp

Filesize
40KB

Download
memory/3764-1-0x0000000000540000-0x00000000005C2000-memory.dmp

Filesize
520KB

Download
memory/3764-7-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/3764-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/3764-9-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/3764-10-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/3764-11-0x0000000000E00000-0x0000000000E5C000-memory.dmp

Filesize
368KB

Download
memory/3764-14-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/3996-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3996-15-0x00000000011B0000-0x00000000014FA000-memory.dmp

Filesize
3.3MB

Download