Malware Analysis Report

2025-01-22 12:42

Sample ID 240622-2q1wqayapc
Target 043af5c3875bd100856c37c428caa32b_JaffaCakes118
SHA256 1b3db9974ae800a7971ea1fe09c2b32b530fde20427e19ba3c9bc79bf0e11e19
Tags
aspackv2
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

1b3db9974ae800a7971ea1fe09c2b32b530fde20427e19ba3c9bc79bf0e11e19

Threat Level: Shows suspicious behavior

The file 043af5c3875bd100856c37c428caa32b_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2

ASPack v2.12-2.42

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-22 22:47

Signatures

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 22:47

Reported

2024-06-22 22:50

Platform

win7-20240611-en

Max time kernel

120s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\043af5c3875bd100856c37c428caa32b_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2148 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\043af5c3875bd100856c37c428caa32b_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\043af5c3875bd100856c37c428caa32b_JaffaCakes118.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 22:47

Reported

2024-06-22 22:50

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\043af5c3875bd100856c37c428caa32b_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4076 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4076 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4076 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\043af5c3875bd100856c37c428caa32b_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\043af5c3875bd100856c37c428caa32b_JaffaCakes118.dll,#1

Network

Files

N/A