djvu | 1d8d750b7a08680bbdca8211080ee6cec9aab4605d7001f2ea40ec74afe23377

General

Target

1d8d750b7a08680bbdca8211080ee6cec9aab4605d7001f2ea40ec74afe23377
Size

832KB
Sample

211127-z5n5csgeh9
MD5

d073b3f798959c7aeac8bdb899a0642c
SHA1

15ccc5da76487710618c30157e8384b075822d17
SHA256

1d8d750b7a08680bbdca8211080ee6cec9aab4605d7001f2ea40ec74afe23377
SHA512

d4d6e3027cc13a05c89877bd1a11f8d336ddcd555ff5246586d959078a485f169aaadeab6e31a9c1e6e9d6b57cad53e6c6c6808dfa75cd82bc09e5d81042ea67

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
  
  1d8d750b7a08680bbdca8211080ee6cec9aab4605d7001f2ea40ec74afe23377
- Size
  
  832KB
- MD5
  
  d073b3f798959c7aeac8bdb899a0642c
- SHA1
  
  15ccc5da76487710618c30157e8384b075822d17
- SHA256
  
  1d8d750b7a08680bbdca8211080ee6cec9aab4605d7001f2ea40ec74afe23377
- SHA512
  
  d4d6e3027cc13a05c89877bd1a11f8d336ddcd555ff5246586d959078a485f169aaadeab6e31a9c1e6e9d6b57cad53e6c6c6808dfa75cd82bc09e5d81042ea67
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