djvu | ad9965f15bb2378c0c8ca4fcf832eb291a7bb46989417c0b40198c606ddadcbc

General

Target

ad9965f15bb2378c0c8ca4fcf832eb291a7bb46989417c0b40198c606ddadcbc
Size

844KB
Sample

211128-pmsdysceb6
MD5

b028a5dc477309f1038f714fdbbb6ee2
SHA1

bb2a7fd2b5e49837d3d783f94db48cfda8218e71
SHA256

ad9965f15bb2378c0c8ca4fcf832eb291a7bb46989417c0b40198c606ddadcbc
SHA512

ff4943938c37032a04b87782d5228760a55771e46bd3cd59561ed5c2bc4e318cb72267e1858d65ea7d04bb9c535265deb9a791d4e0b2fadc37afdec966b8d796

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.rigj
offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
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
  
  ad9965f15bb2378c0c8ca4fcf832eb291a7bb46989417c0b40198c606ddadcbc
- Size
  
  844KB
- MD5
  
  b028a5dc477309f1038f714fdbbb6ee2
- SHA1
  
  bb2a7fd2b5e49837d3d783f94db48cfda8218e71
- SHA256
  
  ad9965f15bb2378c0c8ca4fcf832eb291a7bb46989417c0b40198c606ddadcbc
- SHA512
  
  ff4943938c37032a04b87782d5228760a55771e46bd3cd59561ed5c2bc4e318cb72267e1858d65ea7d04bb9c535265deb9a791d4e0b2fadc37afdec966b8d796
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