djvu | 5cfedc5aae24413ab4eb10815863663973821a8a4d1b6c27e76cf7e1c47d5cd2

General

Target
5cfedc5aae24413ab4eb10815863663973821a8a4d1b6c27e76cf7e1c47d5cd2
Size 727KB
Sample220424-wldbzaeadp
SHA256 5cfedc5aae24413ab4eb10815863663973821a8a4d1b6c27e76cf7e1c47d5cd2
MD5 fb8be4ec1598d447fb8e726322803c4b
SHA1 2d27c8b0eea2e5f3d9c651c27f19a4abd349f4a0
SHA512 2798180152d91fb2f5929ddab5e1d7343c23aca561ab9e0836ada5c8c963749c7cc14c4e490baa5321f7ea46c1995e01ca8d413cd5af10dd7762206470946f40
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/test1/get.php

Attributes

extension
.msjd
offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
payload_url
http://zerit.top/dl/build2.exe

http://fuyt.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

51.8

Botnet

517

C2

https://t.me/mm20220428
https://koyu.space/@ronxik123

Attributes

profile_id
517

Targets

- Target
  5cfedc5aae24413ab4eb10815863663973821a8a4d1b6c27e76cf7e1c47d5cd2
- Size 727KB
- SHA256 5cfedc5aae24413ab4eb10815863663973821a8a4d1b6c27e76cf7e1c47d5cd2
- MD5 fb8be4ec1598d447fb8e726322803c4b
- SHA1 2d27c8b0eea2e5f3d9c651c27f19a4abd349f4a0
- SHA512 2798180152d91fb2f5929ddab5e1d7343c23aca561ab9e0836ada5c8c963749c7cc14c4e490baa5321f7ea46c1995e01ca8d413cd5af10dd7762206470946f40
- MD5 SHA1 SHA512
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata
- 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
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- Vidar Stealer
  stealer
- 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