djvu | ad6621ce0d4a42e57ac4af4dc848088423d7655562781f777376caf7b6b98092

General

Target

JC_ad6621ce0d4a42e57ac4af4dc848088423d7655562781f777376caf7b6b98092
Size

769KB
Sample

230901-ybv55she63
MD5

8b5c1c1244e507e43f8bba5f786d7152
SHA1

b41c7c5c825f4fca3290b036414bef3a4297cea4
SHA256

ad6621ce0d4a42e57ac4af4dc848088423d7655562781f777376caf7b6b98092
SHA512

692cbcc394d653e5437a1d4fb8d78695a184c1e2739a9a3c69b303d694fc769ce11985615b1548c9775b3979ce4a74f664e92ac7010c8366e3a78a7452bd6a1a
SSDEEP

24576:diuDy5HLkiNE+hDjb3D8tzNbMWZXpHR49HIBS:diuokiNJj+zLR4

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes

extension
.wztt
offline_id
pGPY4MKNHaEeN9pLKNW37rI0mblzUZFtPsjZ8Ht1
payload_url
http://colisumy.com/dl/build2.exe

http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

5.4

Botnet

25f5344bfcb62e75b7946c3a681aec54

C2

https://t.me/vogogor

https://steamcommunity.com/profiles/76561199545993403

Attributes

profile_id_v2
25f5344bfcb62e75b7946c3a681aec54
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.2.13 (KHTML, like Gecko) Version/16.5.2 Safari/605.2.13

Targets

- Target
  
  JC_ad6621ce0d4a42e57ac4af4dc848088423d7655562781f777376caf7b6b98092
- Size
  
  769KB
- MD5
  
  8b5c1c1244e507e43f8bba5f786d7152
- SHA1
  
  b41c7c5c825f4fca3290b036414bef3a4297cea4
- SHA256
  
  ad6621ce0d4a42e57ac4af4dc848088423d7655562781f777376caf7b6b98092
- SHA512
  
  692cbcc394d653e5437a1d4fb8d78695a184c1e2739a9a3c69b303d694fc769ce11985615b1548c9775b3979ce4a74f664e92ac7010c8366e3a78a7452bd6a1a
- SSDEEP
  
  24576:diuDy5HLkiNE+hDjb3D8tzNbMWZXpHR49HIBS:diuokiNJj+zLR4
Score

10^/10

djvu vidar 25f5344bfcb62e75b7946c3a681aec54 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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
- 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