djvu | 7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d

General

Target

7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d
Size

749KB
Sample

230330-b1cnrsae99
MD5

73af1b61be623aea9fbf95662605211b
SHA1

eb44c680eecf5c8c65d15c0e933bbbd97b170508
SHA256

7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d
SHA512

a69e0a1dbc9d4c70a052e185de12e96fff3c8d89f622d38f1483b0682583a222893145c4f7c5c5e281579e29aa819aeb778d3143ac092b2460cbdf940cf65ad0
SSDEEP

12288:IcMf5fkaBQ1vX3FbIhzwGXtTffQ8kDhEBfx78r6pOISAe9vIjcuTERh3st5R0+:IcqOFoUAY8g6/78r6QISnIjcuKh3URr

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.jyos
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
payload_url
http://uaery.top/dl/build2.exe

http://zexeq.com/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-fkW8qLaCVQ Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0677JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

C2

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d
- Size
  
  749KB
- MD5
  
  73af1b61be623aea9fbf95662605211b
- SHA1
  
  eb44c680eecf5c8c65d15c0e933bbbd97b170508
- SHA256
  
  7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d
- SHA512
  
  a69e0a1dbc9d4c70a052e185de12e96fff3c8d89f622d38f1483b0682583a222893145c4f7c5c5e281579e29aa819aeb778d3143ac092b2460cbdf940cf65ad0
- SSDEEP
  
  12288:IcMf5fkaBQ1vX3FbIhzwGXtTffQ8kDhEBfx78r6pOISAe9vIjcuTERh3st5R0+:IcqOFoUAY8g6/78r6QISnIjcuKh3URr
Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 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