djvu | d1800226a1884f849d8de867121c8e9eb10567b6adf53d47e8af43be060d0ff4

General

Target
d1800226a1884f849d8de867121c8e9eb10567b6adf53d47e8af43be060d0ff4
Size 723KB
Sample221019-dj8e8aeeb7
SHA256 d1800226a1884f849d8de867121c8e9eb10567b6adf53d47e8af43be060d0ff4
MD5 f14f1cfdea35a4362820fb5c8913032b
SHA1 23e66d8944f871da13fb91666b5fae686bd57e07
SHA512 f3465d8b28c9f9ff99bc059c7921a2fe425937210cc0cf1c9bc1a38e390e8e13c99c70d6192e8edcaecf6aa25584e668c7d9b9317aac232a22c4f9b8b1d9fa5d
SSDEEP 12288:zVjOuDcs5JwR7s9xaqvMO8MTeOP60ygviUbWMnk722aiIcTZ3pOrjE:zV3Dcs5JwmzaqvMO8MTedMk722AWpOrj
MD5 SHA1 SHA512 SSDEEP

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
  d1800226a1884f849d8de867121c8e9eb10567b6adf53d47e8af43be060d0ff4
- Size 723KB
- SHA256 d1800226a1884f849d8de867121c8e9eb10567b6adf53d47e8af43be060d0ff4
- MD5 f14f1cfdea35a4362820fb5c8913032b
- SHA1 23e66d8944f871da13fb91666b5fae686bd57e07
- SHA512 f3465d8b28c9f9ff99bc059c7921a2fe425937210cc0cf1c9bc1a38e390e8e13c99c70d6192e8edcaecf6aa25584e668c7d9b9317aac232a22c4f9b8b1d9fa5d
- SSDEEP 12288:zVjOuDcs5JwR7s9xaqvMO8MTeOP60ygviUbWMnk722aiIcTZ3pOrjE:zV3Dcs5JwmzaqvMO8MTedMk722AWpOrj
- MD5 SHA1 SHA512 SSDEEP
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