djvu | 4baa143c10863f335ba94934915f5bddf9b3a40c003f361e6b5b5aa0c79fd16d

General

Target

4baa143c10863f335ba94934915f5bddf9b3a40c003f361e6b5b5aa0c79fd16d
Size

815KB
Sample

211206-t5fv4ahec4
MD5

2be9379354a620a1cbb59b96e9288f8e
SHA1

6f9af6ed76684bd49468013e570bbee069c9f541
SHA256

4baa143c10863f335ba94934915f5bddf9b3a40c003f361e6b5b5aa0c79fd16d
SHA512

a12ddb9d5f5aa60f771eae5d0fa24f47cbc9d54c98efbfda673ab0d7839447b73b52513a2542d32d2b848dec5b03287004caa2064c8da52affae603ec7311d04

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.hgsh
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
  
  4baa143c10863f335ba94934915f5bddf9b3a40c003f361e6b5b5aa0c79fd16d
- Size
  
  815KB
- MD5
  
  2be9379354a620a1cbb59b96e9288f8e
- SHA1
  
  6f9af6ed76684bd49468013e570bbee069c9f541
- SHA256
  
  4baa143c10863f335ba94934915f5bddf9b3a40c003f361e6b5b5aa0c79fd16d
- SHA512
  
  a12ddb9d5f5aa60f771eae5d0fa24f47cbc9d54c98efbfda673ab0d7839447b73b52513a2542d32d2b848dec5b03287004caa2064c8da52affae603ec7311d04
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