djvu | 859ad046ce28dd5235f23e987e7b84d79663742022dd50273f811ef13f3b6102

General

Target

859ad046ce28dd5235f23e987e7b84d79663742022dd50273f811ef13f3b6102
Size

820KB
Sample

211205-kb5gxsfaa4
MD5

1d65d0e2390ef8e30b89f18e9325a06d
SHA1

1829ecf691e516715daa4083da008c384d92d3d0
SHA256

859ad046ce28dd5235f23e987e7b84d79663742022dd50273f811ef13f3b6102
SHA512

fc2513c63322a010e6e811e9ca6ec95977d78df6cf0861b187a4f9e4578b803bd668fac966db4370c64af3e3e95acc265ccbecc239541b0aa8a492c5234d0e9c

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
  
  859ad046ce28dd5235f23e987e7b84d79663742022dd50273f811ef13f3b6102
- Size
  
  820KB
- MD5
  
  1d65d0e2390ef8e30b89f18e9325a06d
- SHA1
  
  1829ecf691e516715daa4083da008c384d92d3d0
- SHA256
  
  859ad046ce28dd5235f23e987e7b84d79663742022dd50273f811ef13f3b6102
- SHA512
  
  fc2513c63322a010e6e811e9ca6ec95977d78df6cf0861b187a4f9e4578b803bd668fac966db4370c64af3e3e95acc265ccbecc239541b0aa8a492c5234d0e9c
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