djvu | c5c15de34f78756aea4255c918d3e8f5f6e32471fbe57441af96876fb4c96c07

General

Target

c5c15de34f78756aea4255c918d3e8f5f6e32471fbe57441af96876fb4c96c07
Size

853KB
Sample

211129-s8xscafdc2
MD5

facfb94894397b14da613f99a418dfb3
SHA1

ba31cd1405c7ca4250f63c15a302e1f7971cc237
SHA256

c5c15de34f78756aea4255c918d3e8f5f6e32471fbe57441af96876fb4c96c07
SHA512

6822216c16137e01b0bad838dba43c9daa4fe10d56ffe712d01d315910c61d64d9521f92f5f7cf790e3c5946092f2c449b9dfd6fc2046e4fcc44fc8c9b8e3ea8

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

48.7

Botnet

517

C2

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes

profile_id
517

Targets

- Target
  
  c5c15de34f78756aea4255c918d3e8f5f6e32471fbe57441af96876fb4c96c07
- Size
  
  853KB
- MD5
  
  facfb94894397b14da613f99a418dfb3
- SHA1
  
  ba31cd1405c7ca4250f63c15a302e1f7971cc237
- SHA256
  
  c5c15de34f78756aea4255c918d3e8f5f6e32471fbe57441af96876fb4c96c07
- SHA512
  
  6822216c16137e01b0bad838dba43c9daa4fe10d56ffe712d01d315910c61d64d9521f92f5f7cf790e3c5946092f2c449b9dfd6fc2046e4fcc44fc8c9b8e3ea8
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