Egregor | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256319ec80eae65c1d39df27c80b52fe7fe1fadc6e9ceabf72f57d1b29e0467ac02
MD51989da2404fb8006dc6a71d1777b1521
File Typedll
Size765.5 KB
First Seen2020-10-28
File Namep.dll
Tagsdll, egregor, MSGLoader, Ransomware

Malware Family: Egregor

Egregor, fidye notunu yazıcıdan bastı.

TypeRansomware
Programming LanguageC++
Target PlatformWindows
C2 Protocol
PurposeYazıcı ransomware
First Seen Year2020

Threat Indicators (IOC)

  • SHA256: 319ec80eae65c1d39df27c80b52fe7fe1fadc6e9ceabf72f57d1b29e0467ac02
  • MD5: 1989da2404fb8006dc6a71d1777b1521

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule Egregor_SHA256 {
    meta:
        description = "Egregor sample: 319ec80eae65c1d3"
        threat_level = "critical"
        first_seen = "2020-10-28"
    condition:
        hash.sha256(0, filesize) == "319ec80eae65c1d39df27c80b52fe7fe1fadc6e9ceabf72f57d1b29e0467ac02"
}

Egregor — Malware Profile

Egregor, fidye notunu yazıcıdan bastı.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — Egregor
# SHA256 319ec80eae65c1d39df27c80b52fe7fe1fadc6e9ceabf72f57d1b29e0467ac02 # MD5 1989da2404fb8006dc6a71d1777b1521
TypeValueNote
sha256 319ec80eae65c1d39df27c80b52fe7fe1fadc6e9ceabf72f57d1b29e0467ac02 Sample:Egregor
md5 1989da2404fb8006dc6a71d1777b1521 Sample:Egregor
Tags
egregorransomwaremalwarecriticalsha256hash-analizi