djvu | d8332c1a0a68e68607a374ff4f06cb8d51887c99883f6051ac1795af5a4a2d8f

General

Target

d8332c1a0a68e68607a374ff4f06cb8d51887c99883f6051ac1795af5a4a2d8f
Size

833KB
Sample

211201-l851dsbdbk
MD5

207cb8345b7261b6ca869f629199200b
SHA1

c81f207c9c0f7f06cad23e0d2e9c949d2d4a7275
SHA256

d8332c1a0a68e68607a374ff4f06cb8d51887c99883f6051ac1795af5a4a2d8f
SHA512

998673bc357497ff585abac291c9d23af6caeaa817664416659ddc7ca36fc4425a002478fcafcc31ca654ca5584079517d8633cedba2485a515fb51f58d3b440

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes

extension
.yqal
offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
payload_url
http://kotob.top/dl/build2.exe

http://tzgl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  d8332c1a0a68e68607a374ff4f06cb8d51887c99883f6051ac1795af5a4a2d8f
- Size
  
  833KB
- MD5
  
  207cb8345b7261b6ca869f629199200b
- SHA1
  
  c81f207c9c0f7f06cad23e0d2e9c949d2d4a7275
- SHA256
  
  d8332c1a0a68e68607a374ff4f06cb8d51887c99883f6051ac1795af5a4a2d8f
- SHA512
  
  998673bc357497ff585abac291c9d23af6caeaa817664416659ddc7ca36fc4425a002478fcafcc31ca654ca5584079517d8633cedba2485a515fb51f58d3b440
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