djvu | 011cf894f9e64f4e3307867cdbd1b9b3a073f04f460ca22e5296179cc9df926d

General

Target

011cf894f9e64f4e3307867cdbd1b9b3a073f04f460ca22e5296179cc9df926d
Size

766KB
Sample

230731-pw444sfe25
MD5

e2bd4ef1fa9f1b5277e8a4a29b74cce0
SHA1

0d9bef8e5398af1a774728bb1e325356dcd631d5
SHA256

011cf894f9e64f4e3307867cdbd1b9b3a073f04f460ca22e5296179cc9df926d
SHA512

5d0b90b6a76808ee63d1dda21b5f4b8d3de9b0c136d0f1c1c258c15a5f2dbe4c2f09d39d9d650d0909b121a1ed7ac15a0d6d7f8bcf5419d186524a4209868f88
SSDEEP

12288:4myAhJoEzJzfpkACcFM9V4LGQPW+hQV4XGHtuQJ9izbfpdO14fZBjm:4myA/zJzf/dFprjmApI+bf7euBjm

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes

extension
.poaz
offline_id
Cr1qw6x3Gr36kVHAZvrjTBFecy9ksVLEfrUGCjt1
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

4.9

Botnet

https://t.me/dastantim

C2

https://t.me/dastantim

https://steamcommunity.com/profiles/76561199529242058

Attributes

profile_id_v2
https://t.me/dastantim
user_agent
Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7

Targets

- Target
  
  011cf894f9e64f4e3307867cdbd1b9b3a073f04f460ca22e5296179cc9df926d
- Size
  
  766KB
- MD5
  
  e2bd4ef1fa9f1b5277e8a4a29b74cce0
- SHA1
  
  0d9bef8e5398af1a774728bb1e325356dcd631d5
- SHA256
  
  011cf894f9e64f4e3307867cdbd1b9b3a073f04f460ca22e5296179cc9df926d
- SHA512
  
  5d0b90b6a76808ee63d1dda21b5f4b8d3de9b0c136d0f1c1c258c15a5f2dbe4c2f09d39d9d650d0909b121a1ed7ac15a0d6d7f8bcf5419d186524a4209868f88
- SSDEEP
  
  12288:4myAhJoEzJzfpkACcFM9V4LGQPW+hQV4XGHtuQJ9izbfpdO14fZBjm:4myA/zJzf/dFprjmApI+bf7euBjm
Score

10^/10

djvu vidar https://t.me/dastantim 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