Malware Analysis Report

2025-03-15 05:49

Sample ID 240623-3rqb2sycrb
Target 048853f74389f90a56bf6f543dd29e28_JaffaCakes118
SHA256 c8805a5e5fcb4de51c832efe084be121d50c72ee7f52b7af29b2d121b901b219
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

c8805a5e5fcb4de51c832efe084be121d50c72ee7f52b7af29b2d121b901b219

Threat Level: Shows suspicious behavior

The file 048853f74389f90a56bf6f543dd29e28_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 23:45

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 23:45

Reported

2024-06-23 23:47

Platform

win7-20240220-en

Max time kernel

118s

Max time network

120s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048853f74389f90a56bf6f543dd29e28_JaffaCakes118.dll

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2172 wrote to memory of 2588 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048853f74389f90a56bf6f543dd29e28_JaffaCakes118.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\048853f74389f90a56bf6f543dd29e28_JaffaCakes118.dll

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 23:45

Reported

2024-06-23 23:47

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048853f74389f90a56bf6f543dd29e28_JaffaCakes118.dll

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2500 wrote to memory of 1492 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2500 wrote to memory of 1492 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2500 wrote to memory of 1492 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048853f74389f90a56bf6f543dd29e28_JaffaCakes118.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\048853f74389f90a56bf6f543dd29e28_JaffaCakes118.dll

Network

Files

N/A