Malware Analysis Report

2025-01-22 12:45

Sample ID 240622-3gpb1atekj
Target 0462367956b8e02440756eb75cf2efaa_JaffaCakes118
SHA256 5b0d868f00be42c029d3b62406cece8c3a1b4f032e68bbbc51d4009ce07948a5
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

5b0d868f00be42c029d3b62406cece8c3a1b4f032e68bbbc51d4009ce07948a5

Threat Level: Shows suspicious behavior

The file 0462367956b8e02440756eb75cf2efaa_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 23:29

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 23:29

Reported

2024-06-22 23:31

Platform

win7-20240419-en

Max time kernel

118s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0462367956b8e02440756eb75cf2efaa_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2984 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2984 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2984 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2984 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2984 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2984 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2984 wrote to memory of 3036 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\0462367956b8e02440756eb75cf2efaa_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0462367956b8e02440756eb75cf2efaa_JaffaCakes118.dll,#1

Network

N/A

Files

memory/3036-0-0x0000000000220000-0x00000000002A2000-memory.dmp

memory/3036-2-0x0000000000220000-0x00000000002A2000-memory.dmp

memory/3036-4-0x000000000026C000-0x000000000026D000-memory.dmp

memory/3036-3-0x0000000000380000-0x00000000003CB000-memory.dmp

memory/3036-1-0x0000000000220000-0x00000000002A2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 23:29

Reported

2024-06-22 23:31

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0462367956b8e02440756eb75cf2efaa_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 380 wrote to memory of 3116 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 380 wrote to memory of 3116 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 380 wrote to memory of 3116 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\0462367956b8e02440756eb75cf2efaa_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0462367956b8e02440756eb75cf2efaa_JaffaCakes118.dll,#1

Network

Files

memory/3116-0-0x0000000000400000-0x0000000000482000-memory.dmp

memory/3116-8-0x0000000002B70000-0x0000000002B71000-memory.dmp

memory/3116-7-0x0000000002BB0000-0x0000000002BB1000-memory.dmp

memory/3116-6-0x00000000030F0000-0x00000000030F2000-memory.dmp

memory/3116-5-0x0000000002B80000-0x0000000002B81000-memory.dmp

memory/3116-4-0x0000000002BE0000-0x0000000002BE1000-memory.dmp

memory/3116-3-0x0000000002B60000-0x0000000002B61000-memory.dmp

memory/3116-2-0x0000000002BD0000-0x0000000002BD1000-memory.dmp

memory/3116-1-0x0000000002980000-0x00000000029CB000-memory.dmp

memory/3116-10-0x0000000003150000-0x0000000003250000-memory.dmp

memory/3116-11-0x0000000000F60000-0x0000000000F61000-memory.dmp

memory/3116-14-0x0000000003110000-0x0000000003111000-memory.dmp

memory/3116-13-0x0000000003120000-0x0000000003121000-memory.dmp

memory/3116-12-0x0000000003130000-0x0000000003131000-memory.dmp

memory/3116-9-0x0000000003150000-0x0000000003250000-memory.dmp

memory/3116-17-0x0000000003100000-0x0000000003101000-memory.dmp

memory/3116-16-0x00000000030F0000-0x00000000030F2000-memory.dmp

memory/3116-15-0x0000000002BA0000-0x0000000002BA1000-memory.dmp