djvu | 6708ba29210cdc1f5c4d7ea62c2143595e4fa6a21f7e9400a48d862100dde50a

General

Target

6708ba29210cdc1f5c4d7ea62c2143595e4fa6a21f7e9400a48d862100dde50a
Size

723KB
Sample

221018-2ljfwaeaa9
MD5

49d0997396c539711ae1efd04ca5902c
SHA1

886058fb1c0815c20904da65a468a744123e57d8
SHA256

6708ba29210cdc1f5c4d7ea62c2143595e4fa6a21f7e9400a48d862100dde50a
SHA512

e697661e0bac670cb511b2a373b270af46e52f2cafc1bfcbe6d46b49b582b3b4132f2ad5ffe7d0e61fbfb81b15c7d06ed39625c764fd376d8ca1cb9333dc5b61
SSDEEP

12288:NVbMUSA3Xhul1lmZetPZfysOm0k4vDNUZy1IengWpJVWLcgdYz9DPok/w0oM2lQR:NVLSSxI1BPZfyZ8DogWpJULEzdQk/w0j

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/test1/get.php

Attributes

extension
.tuis
offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
payload_url
http://rgyui.top/dl/build2.exe

http://winnlinne.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

55

Botnet

517

C2

https://t.me/truewallets

https://mas.to/@zara99

http://116.203.10.3:80

Attributes

profile_id
517

Targets

- Target
  
  6708ba29210cdc1f5c4d7ea62c2143595e4fa6a21f7e9400a48d862100dde50a
- Size
  
  723KB
- MD5
  
  49d0997396c539711ae1efd04ca5902c
- SHA1
  
  886058fb1c0815c20904da65a468a744123e57d8
- SHA256
  
  6708ba29210cdc1f5c4d7ea62c2143595e4fa6a21f7e9400a48d862100dde50a
- SHA512
  
  e697661e0bac670cb511b2a373b270af46e52f2cafc1bfcbe6d46b49b582b3b4132f2ad5ffe7d0e61fbfb81b15c7d06ed39625c764fd376d8ca1cb9333dc5b61
- SSDEEP
  
  12288:NVbMUSA3Xhul1lmZetPZfysOm0k4vDNUZy1IengWpJVWLcgdYz9DPok/w0oM2lQR:NVLSSxI1BPZfyZ8DogWpJULEzdQk/w0j
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
- 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