djvu | 590c910d4fa0efd681b71988cee0865b307ea23b3e6c654d82d6368c70495f0b

General

Target

590c910d4fa0efd681b71988cee0865b307ea23b3e6c654d82d6368c70495f0b
Size

781KB
Sample

211021-gdzsnsagbm
MD5

dade951144ab6abc932c2bdc96bdef6f
SHA1

1e1cf9c6390b27de327d773f85d6473bb1d837f1
SHA256

590c910d4fa0efd681b71988cee0865b307ea23b3e6c654d82d6368c70495f0b
SHA512

8442a919ad29ad0a1eeab30a0ee7015d6c836602fb38244db8b803a4376691676209baf194f2feb01408c81e4eee9a6ce4957440d4a86f45100ff8d1d0db3444

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
  
  590c910d4fa0efd681b71988cee0865b307ea23b3e6c654d82d6368c70495f0b
- Size
  
  781KB
- MD5
  
  dade951144ab6abc932c2bdc96bdef6f
- SHA1
  
  1e1cf9c6390b27de327d773f85d6473bb1d837f1
- SHA256
  
  590c910d4fa0efd681b71988cee0865b307ea23b3e6c654d82d6368c70495f0b
- SHA512
  
  8442a919ad29ad0a1eeab30a0ee7015d6c836602fb38244db8b803a4376691676209baf194f2feb01408c81e4eee9a6ce4957440d4a86f45100ff8d1d0db3444
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata
- 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
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata
- suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata
- 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