djvu | 2fab1ff8aa13d1f6490c8e552c724f685cd01a1e895faca7a0f49b8d86a150eb

General

Target

2fab1ff8aa13d1f6490c8e552c724f685cd01a1e895faca7a0f49b8d86a150eb
Size

821KB
Sample

211204-2h56gaedg3
MD5

f9381339b64b2be46b94a3ac9e024475
SHA1

6afb986e16452f0370f30b990cf3824eee197eae
SHA256

2fab1ff8aa13d1f6490c8e552c724f685cd01a1e895faca7a0f49b8d86a150eb
SHA512

a6fad7384e6b43751a18b6d739f26dccd16e7bd2897ad7dde6a20053e45fa7a4f68003943b9b077ac39348e66f95db85a03895c2eb413bae3e11ef2a0eb1ba90

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.wnlu
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
  
  2fab1ff8aa13d1f6490c8e552c724f685cd01a1e895faca7a0f49b8d86a150eb
- Size
  
  821KB
- MD5
  
  f9381339b64b2be46b94a3ac9e024475
- SHA1
  
  6afb986e16452f0370f30b990cf3824eee197eae
- SHA256
  
  2fab1ff8aa13d1f6490c8e552c724f685cd01a1e895faca7a0f49b8d86a150eb
- SHA512
  
  a6fad7384e6b43751a18b6d739f26dccd16e7bd2897ad7dde6a20053e45fa7a4f68003943b9b077ac39348e66f95db85a03895c2eb413bae3e11ef2a0eb1ba90
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