djvu | f77935bd66e74dfa12c8c07b01c34774b2c4727df8cd8b12895f32cb73e96f87

General

Target

f77935bd66e74dfa12c8c07b01c34774b2c4727df8cd8b12895f32cb73e96f87
Size

706KB
Sample

211130-z95ynsgfbl
MD5

289b18b112cb963f3f35bea3795d45b4
SHA1

f226ed59858d63cabfb6c31aa3dfacf096ad9e6b
SHA256

f77935bd66e74dfa12c8c07b01c34774b2c4727df8cd8b12895f32cb73e96f87
SHA512

aaf1062fd6daf1ab5318a99ea01f4a0684ebaba888ed48296d8937484542d069805862ed9d414a1a0023ea904ca1785d9018e3f03ffa7ff8f71370e6fa5a68f8

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.moia
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
  
  f77935bd66e74dfa12c8c07b01c34774b2c4727df8cd8b12895f32cb73e96f87
- Size
  
  706KB
- MD5
  
  289b18b112cb963f3f35bea3795d45b4
- SHA1
  
  f226ed59858d63cabfb6c31aa3dfacf096ad9e6b
- SHA256
  
  f77935bd66e74dfa12c8c07b01c34774b2c4727df8cd8b12895f32cb73e96f87
- SHA512
  
  aaf1062fd6daf1ab5318a99ea01f4a0684ebaba888ed48296d8937484542d069805862ed9d414a1a0023ea904ca1785d9018e3f03ffa7ff8f71370e6fa5a68f8
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