djvu | 7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d

General

Target
7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d
Size 749KB
Sample230330-b1cnrsae99
SHA256 7f938a3885fd1738c7de7dba8af2ede49a6856e2f33e80bacf0bb27f69c42b4d
MD5 73af1b61be623aea9fbf95662605211b
SHA1 eb44c680eecf5c8c65d15c0e933bbbd97b170508
SHA512 a69e0a1dbc9d4c70a052e185de12e96fff3c8d89f622d38f1483b0682583a222893145c4f7c5c5e281579e29aa819aeb778d3143ac092b2460cbdf940cf65ad0
SSDEEP 12288:IcMf5fkaBQ1vX3FbIhzwGXtTffQ8kDhEBfx78r6pOISAe9vIjcuTERh3st5R0+:IcqOFoUAY8g6/78r6QISnIjcuKh3URr
MD5 SHA1 SHA512 SSDEEP

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