djvu | da9d1a89da9ba7880d4bce23754625ca02d0985f9dd6e46f5c67cd2c6a88b884

General

Target

da9d1a89da9ba7880d4bce23754625ca02d0985f9dd6e46f5c67cd2c6a88b884
Size

812KB
Sample

211125-zwlymscaa6
MD5

f0a8f4a4b44e43e79fb58e38900b3881
SHA1

7d5b98e0f4d623b8cd03dcf1d9e7099f8ffbaa6f
SHA256

da9d1a89da9ba7880d4bce23754625ca02d0985f9dd6e46f5c67cd2c6a88b884
SHA512

fe07a1f36257c62d0da7166d98d94ee4b80cb78253555302477cc52480a597eeeda136df22f964dcb48f177657eb1cb6d70c32a619a435c3ba76d3be9955a480

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
  
  da9d1a89da9ba7880d4bce23754625ca02d0985f9dd6e46f5c67cd2c6a88b884
- Size
  
  812KB
- MD5
  
  f0a8f4a4b44e43e79fb58e38900b3881
- SHA1
  
  7d5b98e0f4d623b8cd03dcf1d9e7099f8ffbaa6f
- SHA256
  
  da9d1a89da9ba7880d4bce23754625ca02d0985f9dd6e46f5c67cd2c6a88b884
- SHA512
  
  fe07a1f36257c62d0da7166d98d94ee4b80cb78253555302477cc52480a597eeeda136df22f964dcb48f177657eb1cb6d70c32a619a435c3ba76d3be9955a480
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