formbook | 9d8faf70b5732a7994ea4a5b49e0ee5ada032b0a03e2048de8ffe6da4e66c412

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, 08:23

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General

Target

JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe
Size

492KB
MD5

57e95002c65e37c937636d6a802ed998
SHA1

347f51fc921f8a64b3134e2e7c6cb4ae35f991f6
SHA256

9d8faf70b5732a7994ea4a5b49e0ee5ada032b0a03e2048de8ffe6da4e66c412
SHA512

5af180e87a11a92345f85834b39eda2beb2843e7b9144b8f61ca69eb98064525b58a459685f612a312ea10ce09c331b28371607c2e9e602cbc5efab1f331413a
SSDEEP

12288:vEKX6VyfIycnMz5VcMGGSwkkB2WdlEalS8z2m7:MUTrlVdGGS428ealS8zD

Score

10^/10

formbook dn7r discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

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/2532-9-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

pid	Process
1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1632 set thread context of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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_57e95002c65e37c937636d6a802ed998.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2532	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31
PID 1632 wrote to memory of 2532	1632	JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e95002c65e37c937636d6a802ed998.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsjD164.tmp\xjujmofosc.dll

Filesize
19KB

MD5
ac0ac6a7d57e4fd3137b57ea17e15178

SHA1
36f461a0cbc6a4561b08668c43e461b30dc462b8

SHA256
b1d82a6fc8574306088346d467e59094a3ed933de4de3e4f7703664c34a84f82

SHA512
31e39ca8118a3161f83c545241be617685992f09353daafbefaa16117b047b2eeb6ef0eb904957d02e93dfbbd46783d7c0d408dad62349f29cff53704e56b280

Download Submit
memory/1632-7-0x0000000010005000-0x0000000010007000-memory.dmp

Filesize
8KB

Download
memory/2532-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download