djvu | e85d25193940f0d03ee4b8ae81085b216f674f5882d65f6b5005d6942c2275d6

General

Target

e85d25193940f0d03ee4b8ae81085b216f674f5882d65f6b5005d6942c2275d6
Size

705KB
Sample

220923-1ynexsbdej
MD5

1074d9a955a4e2898d871265284aa43e
SHA1

9e84ee195f9a265f8798864832167a480544bb15
SHA256

e85d25193940f0d03ee4b8ae81085b216f674f5882d65f6b5005d6942c2275d6
SHA512

b0581bb45928c2c35bc2ed85d8e12338594e9cdb1cb549e89d048e6db15534b629d0f0a931eb299673c757c03c972e0e5fe52e1d7f9d77825fc91739d26ed76d
SSDEEP

12288:DDOjb9HwfNeNztDt50N14ghufItNbs3EEs8XysRq5y6whDoJmkAopg:mjb9QNeNltq34gIfYs3VVo5/d1A

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.ofww
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
  
  e85d25193940f0d03ee4b8ae81085b216f674f5882d65f6b5005d6942c2275d6
- Size
  
  705KB
- MD5
  
  1074d9a955a4e2898d871265284aa43e
- SHA1
  
  9e84ee195f9a265f8798864832167a480544bb15
- SHA256
  
  e85d25193940f0d03ee4b8ae81085b216f674f5882d65f6b5005d6942c2275d6
- SHA512
  
  b0581bb45928c2c35bc2ed85d8e12338594e9cdb1cb549e89d048e6db15534b629d0f0a931eb299673c757c03c972e0e5fe52e1d7f9d77825fc91739d26ed76d
- SSDEEP
  
  12288:DDOjb9HwfNeNztDt50N14ghufItNbs3EEs8XysRq5y6whDoJmkAopg:mjb9QNeNltq34gIfYs3VVo5/d1A
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