djvu | f15c2c6e921d450b6790431de42332e2115bab8ec83229c9a24c0d7d33fae1db

General

Target

f15c2c6e921d450b6790431de42332e2115bab8ec83229c9a24c0d7d33fae1db
Size

704KB
Sample

221123-fxx8hsca93
MD5

bcd360251e71a44bd89b76a137ab74e1
SHA1

56a816fc5922a0587b4cfc6de316ec1bd5fdb5b2
SHA256

f15c2c6e921d450b6790431de42332e2115bab8ec83229c9a24c0d7d33fae1db
SHA512

16fd53267fd2af5c5bae739949a38b86354dff805b4b94ea920f3533abe1df607408a5eddeac0277b708ac79cd6b8099380ada5e484151cd69396c1d29c07486
SSDEEP

12288:m6W7VTE/q7KkWro/PtjdXvRPEKUQaeXbfa0retfvRa6cpwXCeuTDK8TjzkeF/:mhTEi7KpoddXv1XUQTza0u8dpcsZf7

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.tcvp
offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
payload_url
http://uaery.top/dl/build2.exe

http://fresherlights.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

55.8

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes

profile_id
517

Targets

- Target
  
  f15c2c6e921d450b6790431de42332e2115bab8ec83229c9a24c0d7d33fae1db
- Size
  
  704KB
- MD5
  
  bcd360251e71a44bd89b76a137ab74e1
- SHA1
  
  56a816fc5922a0587b4cfc6de316ec1bd5fdb5b2
- SHA256
  
  f15c2c6e921d450b6790431de42332e2115bab8ec83229c9a24c0d7d33fae1db
- SHA512
  
  16fd53267fd2af5c5bae739949a38b86354dff805b4b94ea920f3533abe1df607408a5eddeac0277b708ac79cd6b8099380ada5e484151cd69396c1d29c07486
- SSDEEP
  
  12288:m6W7VTE/q7KkWro/PtjdXvRPEKUQaeXbfa0retfvRa6cpwXCeuTDK8TjzkeF/:mhTEi7KpoddXv1XUQTza0u8dpcsZf7
Score

10^/10

djvu vidar 517 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
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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