djvu | b7963218ab1a450e436f547494486c3c3d3da1e78c4bb1edbc16cb9b4a6fd438

General

Target

b7963218ab1a450e436f547494486c3c3d3da1e78c4bb1edbc16cb9b4a6fd438
Size

781KB
Sample

211202-b3mxhsdac6
MD5

7f250078fb6fd16eff5231cc3ab8d73a
SHA1

6f613463dea6d556f3190b67ac4bc9184da138ab
SHA256

b7963218ab1a450e436f547494486c3c3d3da1e78c4bb1edbc16cb9b4a6fd438
SHA512

0fa40fd753d2c2b30063f518fc98fce9e0fdee8b91c0ecdc4eebb6de707a6578334f19cbb6e7db7bb4e4c3323eccff313a8f88d6a0ae831391c7595e80a7396f

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.yqal
offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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
  
  b7963218ab1a450e436f547494486c3c3d3da1e78c4bb1edbc16cb9b4a6fd438
- Size
  
  781KB
- MD5
  
  7f250078fb6fd16eff5231cc3ab8d73a
- SHA1
  
  6f613463dea6d556f3190b67ac4bc9184da138ab
- SHA256
  
  b7963218ab1a450e436f547494486c3c3d3da1e78c4bb1edbc16cb9b4a6fd438
- SHA512
  
  0fa40fd753d2c2b30063f518fc98fce9e0fdee8b91c0ecdc4eebb6de707a6578334f19cbb6e7db7bb4e4c3323eccff313a8f88d6a0ae831391c7595e80a7396f
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