djvu | 16c3f8999141beee55afdb49670b9e44b4916816faeb643639a7ace81c13806a

General

Target

16c3f8999141beee55afdb49670b9e44b4916816faeb643639a7ace81c13806a
Size

746KB
Sample

211025-mz9gwsghel
MD5

c659988758cbc8c589b8d68072bbb58f
SHA1

1b783397c6d92e787cf1723dc8bbfca9fe46a437
SHA256

16c3f8999141beee55afdb49670b9e44b4916816faeb643639a7ace81c13806a
SHA512

8222abde671d3e5f45cc267dcef857ff6ec4934f90d68379837e4714c7abd83c3c78f8b04e282337f62629ef26b24cee9ee71c084696587aa1e063b696430303

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
  
  16c3f8999141beee55afdb49670b9e44b4916816faeb643639a7ace81c13806a
- Size
  
  746KB
- MD5
  
  c659988758cbc8c589b8d68072bbb58f
- SHA1
  
  1b783397c6d92e787cf1723dc8bbfca9fe46a437
- SHA256
  
  16c3f8999141beee55afdb49670b9e44b4916816faeb643639a7ace81c13806a
- SHA512
  
  8222abde671d3e5f45cc267dcef857ff6ec4934f90d68379837e4714c7abd83c3c78f8b04e282337f62629ef26b24cee9ee71c084696587aa1e063b696430303
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