djvu | 379b5ac3cc488a42a44ad1f4f8f7ccfa2ca02bce0ecee7a7f1c0f8dba8b97ac2

General

Target

379b5ac3cc488a42a44ad1f4f8f7ccfa2ca02bce0ecee7a7f1c0f8dba8b97ac2
Size

850KB
Sample

211020-j3tn3aggc8
MD5

ef11147a57a9bf1da1f49f4b21cf534b
SHA1

a641acfee3c3864b4b71d50627f54b4d9377706c
SHA256

379b5ac3cc488a42a44ad1f4f8f7ccfa2ca02bce0ecee7a7f1c0f8dba8b97ac2
SHA512

5892e1df2b8b9fb579ad16b3c71de0a41c533a2ab304ed6ac2708884dcbe83655fc0687243e6b66c2c59e6f0bae1dfa70770556665e84bfd5ae6e7d08c75f674

Score

10^/10

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

517

C2

https://mas.to/@xeroxxx

Attributes

profile_id
517

Extracted

Family

djvu

C2

http://rlrz.org/fhsgtsspen6

Targets

- Target
  
  379b5ac3cc488a42a44ad1f4f8f7ccfa2ca02bce0ecee7a7f1c0f8dba8b97ac2
- Size
  
  850KB
- MD5
  
  ef11147a57a9bf1da1f49f4b21cf534b
- SHA1
  
  a641acfee3c3864b4b71d50627f54b4d9377706c
- SHA256
  
  379b5ac3cc488a42a44ad1f4f8f7ccfa2ca02bce0ecee7a7f1c0f8dba8b97ac2
- SHA512
  
  5892e1df2b8b9fb579ad16b3c71de0a41c533a2ab304ed6ac2708884dcbe83655fc0687243e6b66c2c59e6f0bae1dfa70770556665e84bfd5ae6e7d08c75f674
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