Malware Analysis Report

2024-10-19 01:49

Sample ID 240522-r6enbaeh37
Target 2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop
SHA256 30c1ded424199ec3908880da68a79cd105e18ab9b928ebbfe7155b1b6ca2f9e8
Tags
djvu
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

30c1ded424199ec3908880da68a79cd105e18ab9b928ebbfe7155b1b6ca2f9e8

Threat Level: Known bad

The file 2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop was found to be: Known bad.

Malicious Activity Summary

djvu

Detected Djvu ransomware

Djvu family

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-22 14:48

Signatures

Detected Djvu ransomware

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

Djvu family

djvu

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 14:48

Reported

2024-05-22 14:50

Platform

win10v2004-20240426-en

Max time kernel

132s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5000 -ip 5000

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 568

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 25.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 14:48

Reported

2024-05-22 14:50

Platform

win7-20240221-en

Max time kernel

121s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_6c4a3a21c5e18ebbd65f3922ad9fd403_stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 196

Network

N/A

Files

N/A