djvu | 71a4462e98d6cc7aeb2d946a25de3da255cc1ffd8d24e99cfcd97b3290211cd6

General

Target
71a4462e98d6cc7aeb2d946a25de3da255cc1ffd8d24e99cfcd97b3290211cd6
Size 716KB
Sample221018-sr53dsgeeq
SHA256 71a4462e98d6cc7aeb2d946a25de3da255cc1ffd8d24e99cfcd97b3290211cd6
MD5 43aeb6303fe9b5c4b618958f93245788
SHA1 03a17f87d8ae0e6b9f67d54f173cca75d62b4fee
SHA512 3cb5cdb5b5e5234be5302d8b0a983f47441ac024f5103ad6af2edef58cca151f7c14647e6f692ce4164a29232dc0e7f8caf9e73445f7ea44c2c22f17bbd7efed
SSDEEP 12288:xniBEw1tscy6S6y7QekeSbg3r84reZULAquyrLNhmT8S700E:xnXgtSbko4Xs84NwY30
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.tury
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
  71a4462e98d6cc7aeb2d946a25de3da255cc1ffd8d24e99cfcd97b3290211cd6
- Size 716KB
- SHA256 71a4462e98d6cc7aeb2d946a25de3da255cc1ffd8d24e99cfcd97b3290211cd6
- MD5 43aeb6303fe9b5c4b618958f93245788
- SHA1 03a17f87d8ae0e6b9f67d54f173cca75d62b4fee
- SHA512 3cb5cdb5b5e5234be5302d8b0a983f47441ac024f5103ad6af2edef58cca151f7c14647e6f692ce4164a29232dc0e7f8caf9e73445f7ea44c2c22f17bbd7efed
- SSDEEP 12288:xniBEw1tscy6S6y7QekeSbg3r84reZULAquyrLNhmT8S700E:xnXgtSbko4Xs84NwY30
- 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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