djvu | 5ab8d32927203def3d2ceebbed3917262444235b9750e1ca6d73b0649ce1207f

General

Target

file
Size

847KB
Sample

220928-djc93sgafl
MD5

22adb2a2587a8eb65164312008085d2a
SHA1

3046ae0a0f10403c4195d1aa8f543d7c2495e825
SHA256

5ab8d32927203def3d2ceebbed3917262444235b9750e1ca6d73b0649ce1207f
SHA512

8877692b313acf2fa5e8c1f784dd63fd0ea389aa2624c5b028823371ec90864b10cf0db82d5ff2fce740e2728dd2248bd2cac3fff82ae2e108da0fbd846c5fde
SSDEEP

24576:avYgFm8jQbshYeSc45K/Pe2n1QmsjKWaDi:avY+jssWeSct/22nqmsjKWa

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
- Size
  
  847KB
- MD5
  
  22adb2a2587a8eb65164312008085d2a
- SHA1
  
  3046ae0a0f10403c4195d1aa8f543d7c2495e825
- SHA256
  
  5ab8d32927203def3d2ceebbed3917262444235b9750e1ca6d73b0649ce1207f
- SHA512
  
  8877692b313acf2fa5e8c1f784dd63fd0ea389aa2624c5b028823371ec90864b10cf0db82d5ff2fce740e2728dd2248bd2cac3fff82ae2e108da0fbd846c5fde
- SSDEEP
  
  24576:avYgFm8jQbshYeSc45K/Pe2n1QmsjKWaDi:avY+jssWeSct/22nqmsjKWa
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