d4a83f643a10bc0cb2dd5e8149fae4860018a6fee97d60e832473e00844a626d

Analysis

max time kernel
148s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 13:00

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General

Target

6345c6f267dc9ddde82b9861fed87fc0_JaffaCakes118.dll
Size

372KB
MD5

6345c6f267dc9ddde82b9861fed87fc0
SHA1

b2de5bbaa9b9b39f36d213a6f70561ed15369b90
SHA256

d4a83f643a10bc0cb2dd5e8149fae4860018a6fee97d60e832473e00844a626d
SHA512

b3a857c0643566732e6890b4146d76d4f8f7fcfc464e46daa2401696f6044681c288f42733f77d8ea912168a3587851b7b7d6df416706f8bdd0a4e1747d0e4bb
SSDEEP

6144:fJ0WxRBwEjmDT1M5xRoUYw5NfPJkdAOgmW0xBrLlfJyCd36u:fJ0WxRB9mn1M5noURdBkdHgmW0nhfQCb

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\-73151051	rundll32.exe
File created	C:\Windows\SysWOW64\14a54	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 3804	2972	rundll32.exe	84
PID 2972 wrote to memory of 3804	2972	rundll32.exe	84
PID 2972 wrote to memory of 3804	2972	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6345c6f267dc9ddde82b9861fed87fc0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6345c6f267dc9ddde82b9861fed87fc0_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  PID:3804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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