djvu | 45dedd8ef7f0a96da64a2c53b0839c9e1198fb3d0bfe0c91922845e0bde413cf

General

Target

45dedd8ef7f0a96da64a2c53b0839c9e1198fb3d0bfe0c91922845e0bde413cf
Size

715KB
Sample

220924-rjc6zabda2
MD5

72cfc0ce854f923d02e5b78662ffcfc2
SHA1

636696972991f9cc5396ea4f95472a87465bd082
SHA256

45dedd8ef7f0a96da64a2c53b0839c9e1198fb3d0bfe0c91922845e0bde413cf
SHA512

1b1dc78f6dd10be5b5c86db872fb4e5d890b534ea0204f4f892de35c00974df199f771b6dba7e482f73f0894755c7b563beb9005fedc34c66a7883ef8ad4437b
SSDEEP

12288:GBABCy0BqBIsur4j62o6EX2qZNrq/t0EMfVORCsQyW9K9iGFr:LMyCJkel6EmqZ818OcP9CF

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

54.6

Botnet

517

C2

https://t.me/huobiinside

https://mas.to/@kyriazhs1975

Attributes

profile_id
517

Targets

- Target
  
  45dedd8ef7f0a96da64a2c53b0839c9e1198fb3d0bfe0c91922845e0bde413cf
- Size
  
  715KB
- MD5
  
  72cfc0ce854f923d02e5b78662ffcfc2
- SHA1
  
  636696972991f9cc5396ea4f95472a87465bd082
- SHA256
  
  45dedd8ef7f0a96da64a2c53b0839c9e1198fb3d0bfe0c91922845e0bde413cf
- SHA512
  
  1b1dc78f6dd10be5b5c86db872fb4e5d890b534ea0204f4f892de35c00974df199f771b6dba7e482f73f0894755c7b563beb9005fedc34c66a7883ef8ad4437b
- SSDEEP
  
  12288:GBABCy0BqBIsur4j62o6EX2qZNrq/t0EMfVORCsQyW9K9iGFr:LMyCJkel6EmqZ818OcP9CF
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