Malware Analysis Report

2024-10-19 01:49

Sample ID 240522-ws5d2abd8x
Target 20240522de5a0fe7e61c32a314db9f0486d93abbstop
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 20240522de5a0fe7e61c32a314db9f0486d93abbstop was found to be: Known bad.

Malicious Activity Summary

djvu

Detected Djvu ransomware

Djvu family

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-22 18:12

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 18:12

Reported

2024-05-22 18:15

Platform

win7-20240221-en

Max time kernel

119s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240522de5a0fe7e61c32a314db9f0486d93abbstop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\20240522de5a0fe7e61c32a314db9f0486d93abbstop.exe

"C:\Users\Admin\AppData\Local\Temp\20240522de5a0fe7e61c32a314db9f0486d93abbstop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 192

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 18:12

Reported

2024-05-22 18:15

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

160s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240522de5a0fe7e61c32a314db9f0486d93abbstop.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\20240522de5a0fe7e61c32a314db9f0486d93abbstop.exe

"C:\Users\Admin\AppData\Local\Temp\20240522de5a0fe7e61c32a314db9f0486d93abbstop.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 4844 -ip 4844

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 568

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1036 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 216.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.204.74:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 74.204.58.216.in-addr.arpa udp
US 8.8.8.8:53 252.15.104.51.in-addr.arpa udp

Files

N/A