formbook | 85dc1d019667588686df02bc9e2ab3b40730bc826404669e0c2c70b27d679407

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 10:35

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General

Target

ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe
Size

764KB
MD5

ed67a014369cbf061b4464b77c3765c0
SHA1

ee4eccd455b179d3b62aa5b813d6def9f40d0f67
SHA256

85dc1d019667588686df02bc9e2ab3b40730bc826404669e0c2c70b27d679407
SHA512

3d8e06276fd9eef01d50c756e8bdea6c5fd4220defc1e793c8c6078babaab630f676b0e7b06d7f32ef6cad24dd5667759dcdbb27dd62e7e861b6da39bc3e61d3
SSDEEP

12288:AYIjfe/f3oHPabS8qV/z2cuDqZxZYYut:AY733oHyrq9z2G

Score

10^/10

formbook pe discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

Decoy

blackcatproud.com

kddgu.info

jhholiday.com

woshunwang.com

qrvou.info

yinuojie.com

404arabs.com

diaojieorg.com

hsyfjj.com

medusabotanicals.com

ghay5c.com

wm785.com

bikeandart.com

ygyroadside.info

whitewings.biz

4pointpartnersbv.com

tukangsedotwc.net

democrataward.com

systemtraffic2updating.win

thevlu.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/3488-4-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3516 set thread context of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82

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	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3488	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe
3488	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82
PID 3516 wrote to memory of 3488	3516	ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Users\Admin\AppData\Local\Temp\ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ed67a014369cbf061b4464b77c3765c0_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3488

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

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Downloads

memory/3488-4-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3516-3-0x0000000077061000-0x0000000077181000-memory.dmp

Filesize
1.1MB

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