djvu | 6539aa04acca8afc6099c414182f73b939e8151adc7093087b1460b199657310

General

Target

6539aa04acca8afc6099c414182f73b939e8151adc7093087b1460b199657310
Size

828KB
Sample

230519-ynnxlafh27
MD5

9d9ea753f4253f24e0e20f695fca5dac
SHA1

69dae6a6f96f3795ec74ef4cb098047dd9bf2c05
SHA256

6539aa04acca8afc6099c414182f73b939e8151adc7093087b1460b199657310
SHA512

c458cfa7eff1e26a9d62b9f12ed8324a90f569590328cf454442a62a14a6e0ba0def6a2c7c35b4c18bd84b55ab9a2071156f76ea4c23f523b16aa6d2ce2261ed
SSDEEP

12288:3aOVHsQohw9TrEzpdlKVt+cBG+cb72PiwXYxJJrXcYV9wiNE6yT1CLxIYbx/6+:3DHsQMcilKLpkTb7Uox/oniN/mUbxi

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes

extension
.gapo
offline_id
jB2aJtVEWRwbJf76a6OKB8sn0BtTgNlHYUC5wLt1
payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

3.9

Botnet

9dfa7ee730fa2f1efb5ed51dbbec22f5

C2

https://steamcommunity.com/profiles/76561199263069598

https://t.me/cybehost

Attributes

profile_id_v2
9dfa7ee730fa2f1efb5ed51dbbec22f5
user_agent
Mozilla/5.0 (compatible; Konqueror/3.5; Linux) KHTML/3.5.7 (like Gecko) (Debian)

Targets

- Target
  
  6539aa04acca8afc6099c414182f73b939e8151adc7093087b1460b199657310
- Size
  
  828KB
- MD5
  
  9d9ea753f4253f24e0e20f695fca5dac
- SHA1
  
  69dae6a6f96f3795ec74ef4cb098047dd9bf2c05
- SHA256
  
  6539aa04acca8afc6099c414182f73b939e8151adc7093087b1460b199657310
- SHA512
  
  c458cfa7eff1e26a9d62b9f12ed8324a90f569590328cf454442a62a14a6e0ba0def6a2c7c35b4c18bd84b55ab9a2071156f76ea4c23f523b16aa6d2ce2261ed
- SSDEEP
  
  12288:3aOVHsQohw9TrEzpdlKVt+cBG+cb72PiwXYxJJrXcYV9wiNE6yT1CLxIYbx/6+:3DHsQMcilKLpkTb7Uox/oniN/mUbxi
Score

10^/10

djvu vidar 9dfa7ee730fa2f1efb5ed51dbbec22f5 discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext
behavioral1