djvu | a3cdad41d25733f773fea673087741067beda7d8c3889afa879c64eaf9622cd8

General

Target

a3cdad41d25733f773fea673087741067beda7d8c3889afa879c64eaf9622cd8
Size

706KB
Sample

220923-xqpq8shff6
MD5

6828aea69cd4199f3a4d1137cffca8bc
SHA1

33e1af79bd0d15a7b10fa535f73d0a6ae3262c25
SHA256

a3cdad41d25733f773fea673087741067beda7d8c3889afa879c64eaf9622cd8
SHA512

d60d0612c15d53eaf90e4c0e5d808ff7b3f6682d3eae9537d9225840be12fe0c151bbb8935e7311d5c3d30e3857f75a256d3521f4fed829e1ef6f1dff1cd1735
SSDEEP

12288:AzqO9bdN7J3I5FuNtRX5GICoB08jRg1G2n+9In4G5kV8pdUZY7oTDu:dGhuFQRo3oB08l9InSV8HYY7om

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/test3/get.php

Attributes

extension
.ofoq
offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
payload_url
http://rgyui.top/dl/build2.exe

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

Extracted

Family

vidar

Version

54.6

Botnet

517

C2

https://t.me/huobiinside

https://mas.to/@kyriazhs1975

Attributes

profile_id
517

Targets

- Target
  
  a3cdad41d25733f773fea673087741067beda7d8c3889afa879c64eaf9622cd8
- Size
  
  706KB
- MD5
  
  6828aea69cd4199f3a4d1137cffca8bc
- SHA1
  
  33e1af79bd0d15a7b10fa535f73d0a6ae3262c25
- SHA256
  
  a3cdad41d25733f773fea673087741067beda7d8c3889afa879c64eaf9622cd8
- SHA512
  
  d60d0612c15d53eaf90e4c0e5d808ff7b3f6682d3eae9537d9225840be12fe0c151bbb8935e7311d5c3d30e3857f75a256d3521f4fed829e1ef6f1dff1cd1735
- SSDEEP
  
  12288:AzqO9bdN7J3I5FuNtRX5GICoB08jRg1G2n+9In4G5kV8pdUZY7oTDu:dGhuFQRo3oB08l9InSV8HYY7om
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