djvu | 5f1667cc07b5b10456ba5f14253279935af020ae206e8030e49e97ddd7bbfce2

General

Target
5f1667cc07b5b10456ba5f14253279935af020ae206e8030e49e97ddd7bbfce2
Size 761KB
Sample220421-efw4fshghk
SHA256 5f1667cc07b5b10456ba5f14253279935af020ae206e8030e49e97ddd7bbfce2
MD5 e3e4f2700cbc9ff72c7dd11e6f60f791
SHA1 939b9755c8a76956d603f3f051d01358cd10f390
SHA512 ff232d8179e11d31fa5d9acd774ccac8a3c79fee4659616bd5093ebe7505bd69793e068b94b7d43ebf99b29670f3d14dd3e813ecac39d7826ac8d4064b196b6d
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.dmay
offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
payload_url
http://zerit.top/dl/build2.exe

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

Extracted

Family

vidar

Version

51.8

Botnet

517

C2

https://t.me/mm20220428
https://koyu.space/@ronxik123

Attributes

profile_id
517

Targets

- Target
  5f1667cc07b5b10456ba5f14253279935af020ae206e8030e49e97ddd7bbfce2
- Size 761KB
- SHA256 5f1667cc07b5b10456ba5f14253279935af020ae206e8030e49e97ddd7bbfce2
- MD5 e3e4f2700cbc9ff72c7dd11e6f60f791
- SHA1 939b9755c8a76956d603f3f051d01358cd10f390
- SHA512 ff232d8179e11d31fa5d9acd774ccac8a3c79fee4659616bd5093ebe7505bd69793e068b94b7d43ebf99b29670f3d14dd3e813ecac39d7826ac8d4064b196b6d
- MD5 SHA1 SHA512
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
- 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