djvu | 26101112094a3403d6d3209314d7c83a337694a55210b51c85ede2557d3e7a61

General

Target

26101112094a3403d6d3209314d7c83a337694a55210b51c85ede2557d3e7a61
Size

694KB
Sample

211126-pwcd4affd2
MD5

330512cba87619fe4fe6f07e1213f0c7
SHA1

7175aa823d52cebd16f9996da7c3cb12ab11376e
SHA256

26101112094a3403d6d3209314d7c83a337694a55210b51c85ede2557d3e7a61
SHA512

47358e917514df0f3e3384795777f47e1deab374e50591bed26ee4de8f0ddf3444a6436026ac43ec589144c056d47151cb4f9d62706b574a48469f175bbac9dd

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
  
  26101112094a3403d6d3209314d7c83a337694a55210b51c85ede2557d3e7a61
- Size
  
  694KB
- MD5
  
  330512cba87619fe4fe6f07e1213f0c7
- SHA1
  
  7175aa823d52cebd16f9996da7c3cb12ab11376e
- SHA256
  
  26101112094a3403d6d3209314d7c83a337694a55210b51c85ede2557d3e7a61
- SHA512
  
  47358e917514df0f3e3384795777f47e1deab374e50591bed26ee4de8f0ddf3444a6436026ac43ec589144c056d47151cb4f9d62706b574a48469f175bbac9dd
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