djvu | 84a1665b38004e17470a6807ca3442538f7b2bec67d47f0e3f21e1f544d4d349

General

Target

84a1665b38004e17470a6807ca3442538f7b2bec67d47f0e3f21e1f544d4d349
Size

731KB
Sample

230329-djq6yagb8t
MD5

583902cac95890b80a0c3f43d6211abf
SHA1

14f759f5c445bdf3564d590db2151464b1ec6211
SHA256

84a1665b38004e17470a6807ca3442538f7b2bec67d47f0e3f21e1f544d4d349
SHA512

2d84d051f24dad26b09905f31101cd5f9a1368f3eaa34f98dcdb2a1cd327c0dfa9fc652ed2af3afc8b27ad5d31be2fee3896669730b9c4c51877c6d21e10cdb0
SSDEEP

12288:OCTtYFG9PmPUNWayCHCbDJ86Is5TJ0mw4sZ4MLmWGt8sXhfeXKFPPzen/DSiVT:RMuyUNWayKe8HsH/a/ZctEaBPzen/5d

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.jywd
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
  
  84a1665b38004e17470a6807ca3442538f7b2bec67d47f0e3f21e1f544d4d349
- Size
  
  731KB
- MD5
  
  583902cac95890b80a0c3f43d6211abf
- SHA1
  
  14f759f5c445bdf3564d590db2151464b1ec6211
- SHA256
  
  84a1665b38004e17470a6807ca3442538f7b2bec67d47f0e3f21e1f544d4d349
- SHA512
  
  2d84d051f24dad26b09905f31101cd5f9a1368f3eaa34f98dcdb2a1cd327c0dfa9fc652ed2af3afc8b27ad5d31be2fee3896669730b9c4c51877c6d21e10cdb0
- SSDEEP
  
  12288:OCTtYFG9PmPUNWayCHCbDJ86Is5TJ0mw4sZ4MLmWGt8sXhfeXKFPPzen/DSiVT:RMuyUNWayKe8HsH/a/ZctEaBPzen/5d
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
- 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
- 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