djvu | 0f6b239aeb3ec809732754be506d0bc6b4322ce89b60db4052ccd01c8f835f94

General

Target
0f6b239aeb3ec809732754be506d0bc6b4322ce89b60db4052ccd01c8f835f94
Size 722KB
Sample221023-e94qdsgedl
SHA256 0f6b239aeb3ec809732754be506d0bc6b4322ce89b60db4052ccd01c8f835f94
MD5 211ffba6d8fe29258dd740dbe6c19e08
SHA1 525c901952fde8683850484524d252418e700e31
SHA512 5917e67a63d8639d4f6e2fa4e1a8f22ac1282f14e3f32c52d22eed7d9c5362ea3445536cea9cabc91878f70908e7e8f8d6f380785a4efd3c09c180033eba0f64
SSDEEP 12288:hwTWika5UyrogOGrrz5CL2gljkv2vvodauUQm6pUcx:hQktc5CL2SAv2vvyauRJr
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.nury
offline_id
KFBzXY7hTnWvKHIgFKUOR1MsE6RDJJwQPj1ozPt1
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

55.1

Botnet

517

C2

https://t.me/tg_privatetalk
https://nerdculture.de/@yixehi33

Attributes

profile_id
517

Targets

- Target
  0f6b239aeb3ec809732754be506d0bc6b4322ce89b60db4052ccd01c8f835f94
- Size 722KB
- SHA256 0f6b239aeb3ec809732754be506d0bc6b4322ce89b60db4052ccd01c8f835f94
- MD5 211ffba6d8fe29258dd740dbe6c19e08
- SHA1 525c901952fde8683850484524d252418e700e31
- SHA512 5917e67a63d8639d4f6e2fa4e1a8f22ac1282f14e3f32c52d22eed7d9c5362ea3445536cea9cabc91878f70908e7e8f8d6f380785a4efd3c09c180033eba0f64
- SSDEEP 12288:hwTWika5UyrogOGrrz5CL2gljkv2vvodauUQm6pUcx:hQktc5CL2SAv2vvyauRJr
- 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