djvu | 2b3d53741c47047984c5eccbf99404e8ef7ec1c25267956f9663c18adf11b3e0

General

Target

file.exe
Size

791KB
Sample

220928-yrjgaaghf7
MD5

f20fbe0d67a1ae5b28d824256ffd8c28
SHA1

0c675006497f1c3a9f86528cb9ac0207242fcc30
SHA256

2b3d53741c47047984c5eccbf99404e8ef7ec1c25267956f9663c18adf11b3e0
SHA512

1b83a26868c1b357834f83e3defc11d580680d956f41e9276755acf4355586ff47043b7d9105af22c52b1a4682e091268813c51d673df29dd5597e76d1f69580
SSDEEP

24576:McdBgDBuPv0XGEXApmeyJ0Zczw6ChStv+:MgOuPspw3juh

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
  
  file.exe
- Size
  
  791KB
- MD5
  
  f20fbe0d67a1ae5b28d824256ffd8c28
- SHA1
  
  0c675006497f1c3a9f86528cb9ac0207242fcc30
- SHA256
  
  2b3d53741c47047984c5eccbf99404e8ef7ec1c25267956f9663c18adf11b3e0
- SHA512
  
  1b83a26868c1b357834f83e3defc11d580680d956f41e9276755acf4355586ff47043b7d9105af22c52b1a4682e091268813c51d673df29dd5597e76d1f69580
- SSDEEP
  
  24576:McdBgDBuPv0XGEXApmeyJ0Zczw6ChStv+:MgOuPspw3juh
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 behavioral2