formbook | 54c0138d6a0dbd5967d7cf51eb753b29aa1fd72a85152285bd22347fa6654022

Analysis

max time kernel
143s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
30/07/2024, 00:00

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General

Target

68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe
Size

747KB
MD5

68e0117d2b14f9b4db44063953c9f028
SHA1

0b2751b17a9131a9fc636a7dd5136ff8c6951049
SHA256

54c0138d6a0dbd5967d7cf51eb753b29aa1fd72a85152285bd22347fa6654022
SHA512

cb3ebc8964151ccdfd0ee0f78dc1daa7dadc3ce1fb4eee1d291ee306894a538167374d4750943dd2265407e92429ada74da3169600716215e9b4f74764c939c6
SSDEEP

12288:bxojH5jdL/KyCR7PqRo2YQLa3RFC7cvoLTKwnfzOw3Ue8:+ljBKnRIIQOhKcCTKI3

Score

10^/10

formbook 3nk4 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nk4

Decoy

teresaanaya.com

byronhobbs.com

altiizgara.com

reignsponsibly.com

kanistones.com

clickpk.site

aizzainvestments.com

bpqbq.com

openfitxbstretch.com

blackvoicesstore.com

yousefzaid.com

verdeaccounting.com

independentthoughtshow.com

fainlywatchdog.com

elreventondelsabor.com

spiceyourfood.com

1277hb.com

cesttoni.com

portalngs.com

turismoplayas.com

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/4908-4-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4360 set thread context of 4908	4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe	84

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	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe
4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe
4908	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe
4908	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4360 wrote to memory of 4908	4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe	84
PID 4360 wrote to memory of 4908	4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe	84
PID 4360 wrote to memory of 4908	4360	68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4360
- C:\Users\Admin\AppData\Local\Temp\68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\68e0117d2b14f9b4db44063953c9f028_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4908

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/4360-0-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/4360-2-0x0000000003F40000-0x0000000003F53000-memory.dmp

Filesize
76KB

Download
memory/4360-1-0x0000000003F40000-0x0000000003F53000-memory.dmp

Filesize
76KB

Download
memory/4360-3-0x0000000003F60000-0x0000000003F61000-memory.dmp

Filesize
4KB

Download
memory/4360-5-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/4908-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4908-6-0x0000000000430000-0x00000000004F9000-memory.dmp

Filesize
804KB

Download