Malware Analysis Report

2025-01-22 12:42

Sample ID 240622-2avprs1dqn
Target 041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118
SHA256 1b443d1da863b4905d63bc93f5b81748c4c6246f65a4da3b8c5be74e932d8d0a
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

1b443d1da863b4905d63bc93f5b81748c4c6246f65a4da3b8c5be74e932d8d0a

Threat Level: Shows suspicious behavior

The file 041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2

ASPack v2.12-2.42

Executes dropped EXE

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-22 22:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 22:23

Reported

2024-06-22 22:25

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 136

Network

N/A

Files

memory/1460-0-0x0000000000400000-0x0000000000423000-memory.dmp

memory/1460-1-0x0000000000400000-0x0000000000423000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 22:23

Reported

2024-06-22 22:25

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

52s

Command Line

"C:\Users\Admin\AppData\Local\Temp\041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118.exe"

Signatures

ASPack v2.12-2.42

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\yl_fuck.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\041f8a00a1b27d07b2bc52a5941831ed_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\yl_fuck.exe

C:\Users\Admin\AppData\Local\Temp\yl_fuck.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 1.7zsm.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/3404-0-0x0000000000400000-0x0000000000423000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\yl_fuck.exe

MD5 fbf37911b3960af01edce84345d2909c
SHA1 fc2e7fc4093c9bc693a73748f65cdae2f87ebf1a
SHA256 6b5433a2ec878fc100acb0f2d5107d0764395e5a0d71eb6ef3146b742736380f
SHA512 0c45119591097f4395a1fa48a358e4b8ec5f446dbe06b2a1c495aeaf378a78d4b21d3c6a189b6c805279a69c7924e05b03366b20b69ca268cbfda91574ff7e4c

memory/3404-5-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2308-6-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2308-8-0x0000000000400000-0x0000000000407000-memory.dmp