djvu | b14689bb3dabf4913ba1e78e641b76ba9247b0024daec166bad1541d96b469ea

General

Target

b14689bb3dabf4913ba1e78e641b76ba9247b0024daec166bad1541d96b469ea
Size

804KB
Sample

220929-yzt8racghl
MD5

4c03003f84aff3108232c392b2a126fe
SHA1

cfb76850b04e1b889bb25763256d1e7a4a22647d
SHA256

b14689bb3dabf4913ba1e78e641b76ba9247b0024daec166bad1541d96b469ea
SHA512

d55587119b98b57783d09915ef16d5364fdfca42dab5533193b9b4bcc71c80fd65b72c00ce764c96e86074a7cac323feafeaa833d8d889029d2bcf7aa9dd5015
SSDEEP

24576:OZ3amSFjQ1Gcz4cEdVc9fHhzog3oLLwB:OUsGc8dVc9fHVhoAB

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

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp

Attributes

profile_id
517

Targets

- Target
  
  b14689bb3dabf4913ba1e78e641b76ba9247b0024daec166bad1541d96b469ea
- Size
  
  804KB
- MD5
  
  4c03003f84aff3108232c392b2a126fe
- SHA1
  
  cfb76850b04e1b889bb25763256d1e7a4a22647d
- SHA256
  
  b14689bb3dabf4913ba1e78e641b76ba9247b0024daec166bad1541d96b469ea
- SHA512
  
  d55587119b98b57783d09915ef16d5364fdfca42dab5533193b9b4bcc71c80fd65b72c00ce764c96e86074a7cac323feafeaa833d8d889029d2bcf7aa9dd5015
- SSDEEP
  
  24576:OZ3amSFjQ1Gcz4cEdVc9fHhzog3oLLwB:OUsGc8dVc9fHVhoAB
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
- 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