Malware Analysis Report

2024-10-23 16:23

Sample ID 240522-pvnqqsbf56
Target 2024-05-22_9179e572cfe0a9d2904b896606695caf_stop
SHA256 50e508ddd2290faa219656f9b9cc733ff5dcc1c5ec0c76000035eae20bf85310
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

50e508ddd2290faa219656f9b9cc733ff5dcc1c5ec0c76000035eae20bf85310

Threat Level: Known bad

The file 2024-05-22_9179e572cfe0a9d2904b896606695caf_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 12:39

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 12:39

Reported

2024-05-22 12:44

Platform

win7-20231129-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_9179e572cfe0a9d2904b896606695caf_stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-22_9179e572cfe0a9d2904b896606695caf_stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_9179e572cfe0a9d2904b896606695caf_stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 196

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 12:39

Reported

2024-05-22 12:45

Platform

win10v2004-20240508-en

Max time kernel

140s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_9179e572cfe0a9d2904b896606695caf_stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-22_9179e572cfe0a9d2904b896606695caf_stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_9179e572cfe0a9d2904b896606695caf_stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4808 -ip 4808

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 568

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
NL 23.62.61.160:443 www.bing.com tcp
US 8.8.8.8:53 160.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp

Files

N/A