djvu | dfcdbb69968cc71e8b6b023c635f834c67e7aa0d229c9f65adab84c6f9ccad29

General

Target

dfcdbb69968cc71e8b6b023c635f834c67e7aa0d229c9f65adab84c6f9ccad29
Size

704KB
Sample

221123-w6yhmsea38
MD5

6ae6f82398e1f15c308d3228c6e42180
SHA1

e975bf83c6ac79e0f4812e7182e6c951b3a9bf83
SHA256

dfcdbb69968cc71e8b6b023c635f834c67e7aa0d229c9f65adab84c6f9ccad29
SHA512

9e569ec0889890928b3111570d8a93a63f5797ede8c1c3b193d7920dfe6e51bc4bd73b19a660e5f80dcab6b9e141edcbcf11b304a4c283d08e2ac942253ab9a3
SSDEEP

12288:yfZTKWh1Ee6WePJLCIIjEzyCoALDUwAaVX9yw9Mvxf7qws3JB8/P5sud9n:y0C1EePexgZCGwAaNEvxf5sgX51dx

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/test1/get.php

Attributes

extension
.tcvp
offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
payload_url
http://uaery.top/dl/build2.exe

http://fresherlights.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

55.8

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes

profile_id
517

Targets

- Target
  
  dfcdbb69968cc71e8b6b023c635f834c67e7aa0d229c9f65adab84c6f9ccad29
- Size
  
  704KB
- MD5
  
  6ae6f82398e1f15c308d3228c6e42180
- SHA1
  
  e975bf83c6ac79e0f4812e7182e6c951b3a9bf83
- SHA256
  
  dfcdbb69968cc71e8b6b023c635f834c67e7aa0d229c9f65adab84c6f9ccad29
- SHA512
  
  9e569ec0889890928b3111570d8a93a63f5797ede8c1c3b193d7920dfe6e51bc4bd73b19a660e5f80dcab6b9e141edcbcf11b304a4c283d08e2ac942253ab9a3
- SSDEEP
  
  12288:yfZTKWh1Ee6WePJLCIIjEzyCoALDUwAaVX9yw9Mvxf7qws3JB8/P5sud9n:y0C1EePexgZCGwAaNEvxf5sgX51dx
Score

10^/10

djvu vidar 517 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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