Malware Analysis Report

2024-10-19 01:49

Sample ID 240522-x5xqdsdf84
Target 2024052264ad707f68641b141c0a2b309763dc80stop
SHA256 33ec78385982a66120e57de1e04540331cd62323c35b4165a430d6ed5555f4c7
Tags
djvu
score
10/10

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
10/10

SHA256

33ec78385982a66120e57de1e04540331cd62323c35b4165a430d6ed5555f4c7

Threat Level: Known bad

The file 2024052264ad707f68641b141c0a2b309763dc80stop was found to be: Known bad.

Malicious Activity Summary

djvu

Djvu family

Detected Djvu ransomware

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-22 19:26

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: behavioral1

Detonation Overview

Submitted

2024-05-22 19:26

Reported

2024-05-22 19:29

Platform

win7-20240215-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 192

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 19:26

Reported

2024-05-22 19:29

Platform

win10v2004-20240426-en

Max time kernel

141s

Max time network

112s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4320 -ip 4320

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 568

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.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
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A