djvu | 095335976893c0e43a3ae426b603dcb65ebaf4686a6c72dc9fe655479ee68a06

General

Target

095335976893c0e43a3ae426b603dcb65ebaf4686a6c72dc9fe655479ee68a06
Size

714KB
Sample

230425-x7azeace55
MD5

41b9d70907bbf3d31874a26b2a36a1d2
SHA1

1a8843e385b4569511fb51207ace79575993a8af
SHA256

095335976893c0e43a3ae426b603dcb65ebaf4686a6c72dc9fe655479ee68a06
SHA512

2062f5f047c921939a29d6b6daf2062855989e7e41407e0c0b7689bee4753432933eb841a27bf594e855d1a5e82dadf850cc9ac56b62d137b28022bb94239757
SSDEEP

12288:Dz5Zjlb4mj6H1+lHkxSJohRCEvPa/JKw7YzMlLkAzWg4f4PL:n574mj41+lHs/aMwOMls4P

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.foza
offline_id
JFtdCcJoPS9sBORc6lnQV44QG764HrKKynxqdVt1
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

3.6

Botnet

5cb879265de0011bfc7588d5d251aee6

C2

https://steamcommunity.com/profiles/76561199499188534

https://t.me/nutalse

Attributes

profile_id_v2
5cb879265de0011bfc7588d5d251aee6
user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36

Targets

- Target
  
  095335976893c0e43a3ae426b603dcb65ebaf4686a6c72dc9fe655479ee68a06
- Size
  
  714KB
- MD5
  
  41b9d70907bbf3d31874a26b2a36a1d2
- SHA1
  
  1a8843e385b4569511fb51207ace79575993a8af
- SHA256
  
  095335976893c0e43a3ae426b603dcb65ebaf4686a6c72dc9fe655479ee68a06
- SHA512
  
  2062f5f047c921939a29d6b6daf2062855989e7e41407e0c0b7689bee4753432933eb841a27bf594e855d1a5e82dadf850cc9ac56b62d137b28022bb94239757
- SSDEEP
  
  12288:Dz5Zjlb4mj6H1+lHkxSJohRCEvPa/JKw7YzMlLkAzWg4f4PL:n574mj41+lHs/aMwOMls4P
Score

10^/10

djvu vidar 5cb879265de0011bfc7588d5d251aee6 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