djvu | b7b52dce1e76841dc91e76b8287192d26563cdd51ce737ad3f9b29ca44378c61

General

Target

b7b52dce1e76841dc91e76b8287192d26563cdd51ce737ad3f9b29ca44378c61
Size

660KB
Sample

220930-s28k9seac2
MD5

dec855ecf490ced8c4ece704c43ea3e6
SHA1

942860fddbe4a4ff3dfd5a11315a6ad65d95ecf3
SHA256

b7b52dce1e76841dc91e76b8287192d26563cdd51ce737ad3f9b29ca44378c61
SHA512

65e767b82fcb03c38b01584938af520309ef5ab2c0a1aa574f6a63d0cb434fd97393fe902237f49e7f283e9585d8127e110811a9947680649c05663fd7824c37
SSDEEP

12288:ES+wK9I5WzQEsbnkOdcBG8x9losbrz9BfFhOotPEnOrAZtPJ:9JSI8NsbvdijFz9tOeAO83J

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
  
  b7b52dce1e76841dc91e76b8287192d26563cdd51ce737ad3f9b29ca44378c61
- Size
  
  660KB
- MD5
  
  dec855ecf490ced8c4ece704c43ea3e6
- SHA1
  
  942860fddbe4a4ff3dfd5a11315a6ad65d95ecf3
- SHA256
  
  b7b52dce1e76841dc91e76b8287192d26563cdd51ce737ad3f9b29ca44378c61
- SHA512
  
  65e767b82fcb03c38b01584938af520309ef5ab2c0a1aa574f6a63d0cb434fd97393fe902237f49e7f283e9585d8127e110811a9947680649c05663fd7824c37
- SSDEEP
  
  12288:ES+wK9I5WzQEsbnkOdcBG8x9losbrz9BfFhOotPEnOrAZtPJ:9JSI8NsbvdijFz9tOeAO83J
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