djvu | 4cf49277973770f7ce0152cb5bdf365d3d869af696e853b81227faa2563735f8

General

Target

4cf49277973770f7ce0152cb5bdf365d3d869af696e853b81227faa2563735f8
Size

780KB
Sample

211020-3vqrzsaegn
MD5

3bdbed763b9c2e59de7c6989368f30c1
SHA1

013ed29f4c45dd844726a270b27e7d664ee15223
SHA256

4cf49277973770f7ce0152cb5bdf365d3d869af696e853b81227faa2563735f8
SHA512

6eecd47a437bac2af4d2392588844900e6b3f5d0225729d43c37b42dfbcede14abd9866c725da4fa9f6e1f9fcefb1db6f3d188c7e852ae80d2b4d5caed5991b5

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
  
  4cf49277973770f7ce0152cb5bdf365d3d869af696e853b81227faa2563735f8
- Size
  
  780KB
- MD5
  
  3bdbed763b9c2e59de7c6989368f30c1
- SHA1
  
  013ed29f4c45dd844726a270b27e7d664ee15223
- SHA256
  
  4cf49277973770f7ce0152cb5bdf365d3d869af696e853b81227faa2563735f8
- SHA512
  
  6eecd47a437bac2af4d2392588844900e6b3f5d0225729d43c37b42dfbcede14abd9866c725da4fa9f6e1f9fcefb1db6f3d188c7e852ae80d2b4d5caed5991b5
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