51204f9309e3524f1049337614f0e9359d4459c84d2640a7d0de6e2c5c7d500c

Analysis

max time kernel
143s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 20:39

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General

Target

b4f663e9fdd2d2a9989ab19c9b332ebf_JaffaCakes118.dll
Size

229KB
MD5

b4f663e9fdd2d2a9989ab19c9b332ebf
SHA1

e9729f18d080bdd2b9bac4f4b8084fb473e37561
SHA256

51204f9309e3524f1049337614f0e9359d4459c84d2640a7d0de6e2c5c7d500c
SHA512

d9409d91bb88f3dbb1701946bc59097d6aaff55f81e25c6a805c81384efeb71eea3a7ed499e064bd9e1fe0c219d811e9ba2bc017816be54c3efc0ce3c5fa7cc7
SSDEEP

6144:n3khk5VX5/bMe67fGX7HhHbzIBWpmWhOf8pPfq2J+7:0i5VXe7uDhfIBW8Gnc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3540	4324	WerFault.exe	86

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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4324	rundll32.exe
4324	rundll32.exe
4324	rundll32.exe
4324	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 4324	2124	rundll32.exe	86
PID 2124 wrote to memory of 4324	2124	rundll32.exe	86
PID 2124 wrote to memory of 4324	2124	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4f663e9fdd2d2a9989ab19c9b332ebf_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4f663e9fdd2d2a9989ab19c9b332ebf_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4324 -s 588
    3⤵
    - Program crash
    PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4324 -ip 4324
1⤵
PID:5028

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/4324-0-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

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