Malware Analysis Report

2024-10-19 01:49

Sample ID 240522-xg1r5scf2v
Target 2024052273c547151ae35d7272776e2a54d1e6a7stop
SHA256 ad734502ed4e9c4040bc71f99d4d204ffc6620dd2574f4d4895c0f6ca2a59bad
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

ad734502ed4e9c4040bc71f99d4d204ffc6620dd2574f4d4895c0f6ca2a59bad

Threat Level: Known bad

The file 2024052273c547151ae35d7272776e2a54d1e6a7stop 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 18:50

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 18:50

Reported

2024-05-22 18:52

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024052273c547151ae35d7272776e2a54d1e6a7stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024052273c547151ae35d7272776e2a54d1e6a7stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024052273c547151ae35d7272776e2a54d1e6a7stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1472 -ip 1472

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 568

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.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 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.75:443 www.bing.com tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
NL 23.62.61.75:443 www.bing.com tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 75.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 18:50

Reported

2024-05-22 18:52

Platform

win7-20240221-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024052273c547151ae35d7272776e2a54d1e6a7stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024052273c547151ae35d7272776e2a54d1e6a7stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024052273c547151ae35d7272776e2a54d1e6a7stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 192

Network

N/A

Files

N/A