djvu | 4b9389d77338b5614133e85cf8a2d562c9994d9ca29df78631141a4b254d7a09

General

Target

file
Size

196KB
Sample

221018-ysjtfaded3
MD5

f41b9e7741b3c6ea33a947e85f8ecd89
SHA1

1d17879310cf6ae6d3388f29bfc3ddc062c2d980
SHA256

4b9389d77338b5614133e85cf8a2d562c9994d9ca29df78631141a4b254d7a09
SHA512

f5cd4842b70b61686197654ab5f3c1022024dca6fff4f38c396c0484ac531c2c50b694294099c5dd99456f771dbcde7afa88fdae3006272f2f7c5a4d819f6a7d
SSDEEP

3072:tXOrTOL9z5OM5n/z5+reRKZv3hZ9mJe0KjpfjXEf:paTOL9h9IakfhZ9P04pjUf

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/lancer/get.php

Attributes

extension
.tury
offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
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

55

Botnet

517

C2

https://t.me/truewallets

https://mas.to/@zara99

http://116.203.10.3:80

Attributes

profile_id
517

Targets

- Target
  
  file
- Size
  
  196KB
- MD5
  
  f41b9e7741b3c6ea33a947e85f8ecd89
- SHA1
  
  1d17879310cf6ae6d3388f29bfc3ddc062c2d980
- SHA256
  
  4b9389d77338b5614133e85cf8a2d562c9994d9ca29df78631141a4b254d7a09
- SHA512
  
  f5cd4842b70b61686197654ab5f3c1022024dca6fff4f38c396c0484ac531c2c50b694294099c5dd99456f771dbcde7afa88fdae3006272f2f7c5a4d819f6a7d
- SSDEEP
  
  3072:tXOrTOL9z5OM5n/z5+reRKZv3hZ9mJe0KjpfjXEf:paTOL9h9IakfhZ9P04pjUf
Score

10^/10

smokeloader backdoor trojan djvu vidar 517 collection discovery persistence ransomware spyware stealer vmprotect
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Executes dropped EXE
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- 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 Microsoft Outlook profiles
  collection
- 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
- Legitimate hosting services abused for malware hosting/C2
- 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