Malware Analysis Report

2025-03-15 05:49

Sample ID 240623-1f1yasshna
Target 014339b87947e19efee84bed8f01a47e_JaffaCakes118
SHA256 c3275db9d35affdf77f8e654f53d2723d00966e50a92af950175b1bb70cc84d1
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

c3275db9d35affdf77f8e654f53d2723d00966e50a92af950175b1bb70cc84d1

Threat Level: Shows suspicious behavior

The file 014339b87947e19efee84bed8f01a47e_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

2024-06-23 21:36

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

2024-06-23 21:36

Reported

2024-06-23 21:38

Platform

win7-20240221-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\014339b87947e19efee84bed8f01a47e_JaffaCakes118.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\014339b87947e19efee84bed8f01a47e_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\014339b87947e19efee84bed8f01a47e_JaffaCakes118.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 21:36

Reported

2024-06-23 21:38

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

53s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\014339b87947e19efee84bed8f01a47e_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4248 wrote to memory of 4020 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4248 wrote to memory of 4020 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4248 wrote to memory of 4020 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\014339b87947e19efee84bed8f01a47e_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\014339b87947e19efee84bed8f01a47e_JaffaCakes118.dll,#1

Network

Files

N/A