djvu | b79d380a2ca939a52f258f6d5445a68a8142a08017c00f6c7ebb843f941d2708

General

Target

b79d380a2ca939a52f258f6d5445a68a8142a08017c00f6c7ebb843f941d2708
Size

775KB
Sample

211025-vywteahcgl
MD5

b9a32d457c570637b1ee4cb54c7e566a
SHA1

9ca7d93cae71d6793a6c69030df0e9b6fb000a04
SHA256

b79d380a2ca939a52f258f6d5445a68a8142a08017c00f6c7ebb843f941d2708
SHA512

13577e4d620e55fdb37b9767657e34f64b9f1631ec9d9d42a7c5875f6cd8bf3ada2926323cade0359663c5fae3366e5cbae8080d54cacebcf2d0b7990bf5de0e

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/lancer

Targets

- Target
  
  b79d380a2ca939a52f258f6d5445a68a8142a08017c00f6c7ebb843f941d2708
- Size
  
  775KB
- MD5
  
  b9a32d457c570637b1ee4cb54c7e566a
- SHA1
  
  9ca7d93cae71d6793a6c69030df0e9b6fb000a04
- SHA256
  
  b79d380a2ca939a52f258f6d5445a68a8142a08017c00f6c7ebb843f941d2708
- SHA512
  
  13577e4d620e55fdb37b9767657e34f64b9f1631ec9d9d42a7c5875f6cd8bf3ada2926323cade0359663c5fae3366e5cbae8080d54cacebcf2d0b7990bf5de0e
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