djvu | 123c0187af5b66c34a5bc3f5b3140a5a75868d392ee2c32215df7073b36ed6b0

General

Target

123c0187af5b66c34a5bc3f5b3140a5a75868d392ee2c32215df7073b36ed6b0
Size

820KB
Sample

211205-jmdmxaehf4
MD5

adff4fb50500d9132f32bebfea2a0ace
SHA1

4a78ef12d4780b0e39f2f6aff657ad15d66e9d82
SHA256

123c0187af5b66c34a5bc3f5b3140a5a75868d392ee2c32215df7073b36ed6b0
SHA512

a69dccf2bddca53a11babf0bd022c7a9b0d576dff28b67e49af7e17a70d83304beaabd4681672fe26e423b0a2c5e1eab20c7abf4d9bd45bbf867a69b95ed82d5

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.wnlu
offline_id
gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1
payload_url
http://kotob.top/dl/build2.exe

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

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  123c0187af5b66c34a5bc3f5b3140a5a75868d392ee2c32215df7073b36ed6b0
- Size
  
  820KB
- MD5
  
  adff4fb50500d9132f32bebfea2a0ace
- SHA1
  
  4a78ef12d4780b0e39f2f6aff657ad15d66e9d82
- SHA256
  
  123c0187af5b66c34a5bc3f5b3140a5a75868d392ee2c32215df7073b36ed6b0
- SHA512
  
  a69dccf2bddca53a11babf0bd022c7a9b0d576dff28b67e49af7e17a70d83304beaabd4681672fe26e423b0a2c5e1eab20c7abf4d9bd45bbf867a69b95ed82d5
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
- 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