djvu | 505d6234031672419cf4e94a32117b35a5f95c45cffc1f295c53da13a7b26208

General

Target

file.exe
Size

803KB
Sample

230328-tmxqwsbh67
MD5

8e881779fbc7b6a2b77539364ce54a2e
SHA1

081c960aafe1b06f521b784fb04493291a60b36a
SHA256

505d6234031672419cf4e94a32117b35a5f95c45cffc1f295c53da13a7b26208
SHA512

ade2c2ed6fdc04fda98bbf88a6ba7666e0f621b5b81e0bb5e912cae1390a7972159a813e517141783d0c718e21655a8914983c2b1a307d9f694041ee7155ba8a
SSDEEP

12288:in4r/sDPuketcX5PlMjV3mtEjx5pB1Y3GWzSHrA/8vCx858lMnjoZz9:RzsDPzetcrMACjxCsXvEFa2

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
  
  file.exe
- Size
  
  803KB
- MD5
  
  8e881779fbc7b6a2b77539364ce54a2e
- SHA1
  
  081c960aafe1b06f521b784fb04493291a60b36a
- SHA256
  
  505d6234031672419cf4e94a32117b35a5f95c45cffc1f295c53da13a7b26208
- SHA512
  
  ade2c2ed6fdc04fda98bbf88a6ba7666e0f621b5b81e0bb5e912cae1390a7972159a813e517141783d0c718e21655a8914983c2b1a307d9f694041ee7155ba8a
- SSDEEP
  
  12288:in4r/sDPuketcX5PlMjV3mtEjx5pB1Y3GWzSHrA/8vCx858lMnjoZz9:RzsDPzetcrMACjxCsXvEFa2
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 behavioral2