Malware Analysis Report

2024-10-23 16:23

Sample ID 240522-p2schabh72
Target 2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop
SHA256 3c2072fbeefc8a27e863c1c8db50562535f7078ce40192a5e2188dacd89fe1e0
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

3c2072fbeefc8a27e863c1c8db50562535f7078ce40192a5e2188dacd89fe1e0

Threat Level: Known bad

The file 2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_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 12:49

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 12:49

Reported

2024-05-22 12:52

Platform

win7-20240221-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 192

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 12:49

Reported

2024-05-22 12:52

Platform

win10v2004-20240508-en

Max time kernel

139s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-22_de5a0fe7e61c32a314db9f0486d93abb_stop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4796 -ip 4796

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 568

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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

Files

N/A