djvu | 5ce4331787cfbd6ac43e71b9da3eda390f8278d6c7c52d2530f0366e3fd74f4d

General

Target
5ce4331787cfbd6ac43e71b9da3eda390f8278d6c7c52d2530f0366e3fd74f4d
Size 727KB
Sample220424-k2a11aghc4
SHA256 5ce4331787cfbd6ac43e71b9da3eda390f8278d6c7c52d2530f0366e3fd74f4d
MD5 59cba1dbd3e5d858af57cafff55e1146
SHA1 d773978a73808d63a6669def7071f943196f1f9a
SHA512 1f15159fd5125c82cf254039485d1cadc00b24f80f688ce4602a297688e2596cded53f2821a85c9f5d48cf2d7a81f57d4e349e9339fa78ab4c633d674e70d839
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
  5ce4331787cfbd6ac43e71b9da3eda390f8278d6c7c52d2530f0366e3fd74f4d
- Size 727KB
- SHA256 5ce4331787cfbd6ac43e71b9da3eda390f8278d6c7c52d2530f0366e3fd74f4d
- MD5 59cba1dbd3e5d858af57cafff55e1146
- SHA1 d773978a73808d63a6669def7071f943196f1f9a
- SHA512 1f15159fd5125c82cf254039485d1cadc00b24f80f688ce4602a297688e2596cded53f2821a85c9f5d48cf2d7a81f57d4e349e9339fa78ab4c633d674e70d839
- MD5 SHA1 SHA512
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
- 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