djvu | 5e780cb6fd8ae43f57680274ecfbc0888f39474deda2ee43adee99fbfafbea57

General

Target

5e780cb6fd8ae43f57680274ecfbc0888f39474deda2ee43adee99fbfafbea57
Size

705KB
Sample

211126-zlb1paaag3
MD5

6c2b25db5fd2e039a9d2d563f4bcd659
SHA1

bcf70599d820b22134dd136e99faab0440c40c5c
SHA256

5e780cb6fd8ae43f57680274ecfbc0888f39474deda2ee43adee99fbfafbea57
SHA512

4c65063d9347ada553170cb59694edfedebd6adb3811b1dac42ef4ecf68e2187ad511d9d926f832758e8d762f05b9e0704b5c4fbc1ecb854f331923cd7c97590

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes

extension
.robm
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
  
  5e780cb6fd8ae43f57680274ecfbc0888f39474deda2ee43adee99fbfafbea57
- Size
  
  705KB
- MD5
  
  6c2b25db5fd2e039a9d2d563f4bcd659
- SHA1
  
  bcf70599d820b22134dd136e99faab0440c40c5c
- SHA256
  
  5e780cb6fd8ae43f57680274ecfbc0888f39474deda2ee43adee99fbfafbea57
- SHA512
  
  4c65063d9347ada553170cb59694edfedebd6adb3811b1dac42ef4ecf68e2187ad511d9d926f832758e8d762f05b9e0704b5c4fbc1ecb854f331923cd7c97590
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