formbook | 93e98542a60cdc289195a75af47998995b83a01c880a9647d1171be104ab970b

Analysis

max time kernel
132s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 08:57

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General

Target

ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe
Size

268KB
MD5

ae99103e5ce4607dceddd757d78538df
SHA1

1bba604a228afa3acff5d06f3e2b4b1f9b833d85
SHA256

93e98542a60cdc289195a75af47998995b83a01c880a9647d1171be104ab970b
SHA512

df6c0078fccd05b60ab46a9b26d2761ea3290500bd1f611678ea9a3e2cfdd7064a44b1f4ec3f95e2ec2e82d6253c733bc8ff9904b21558770335f45e16868a1a
SSDEEP

6144:blRikI9uFJXo1hCoKJ3c9eWhWzlFF2Yl:JHI9ujXohCoWM9eoWz/FD

Score

10^/10

formbook ch24 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.6

Campaign

ch24

Decoy

rrd-wbd.com

astonherencia.com

socialsurveymaker.com

ofthefamily.net

hiza.ltd

xygczs.com

bjxeb.net

equifaxsecurikty2017.com

rongxiangmifeng.com

atelierbunnybunny.com

xn--fiq316n.com

creativsec.com

miaspiro.com

fantasi.info

donworrycredit.com

mistyroads.com

sxjhyy.com

lullv.info

squarewaycall.net

vshark.net

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/2660-3-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4252 set thread context of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93

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	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2660	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe
2660	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe
4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe
4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93
PID 4252 wrote to memory of 2660	4252	ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4252
- C:\Users\Admin\AppData\Local\Temp\ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ae99103e5ce4607dceddd757d78538df_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2660

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/2660-3-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4252-2-0x0000000077C71000-0x0000000077D91000-memory.dmp

Filesize
1.1MB

Download
memory/4252-4-0x0000000077C71000-0x0000000077D91000-memory.dmp

Filesize
1.1MB

Download