Egregor | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2566675c204844476dd8ce59ead0eac082754ded599036551526a8e2c509a1407e4
MD5d16a62fa072bbbf84aee0be82e6850a3
File Typedll
Size766.0 KB
First Seen2020-10-28
File Nameclang.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: 6675c204844476dd8ce59ead0eac082754ded599036551526a8e2c509a1407e4
  • MD5: d16a62fa072bbbf84aee0be82e6850a3

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: 6675c204844476dd"
        threat_level = "critical"
        first_seen = "2020-10-28"
    condition:
        hash.sha256(0, filesize) == "6675c204844476dd8ce59ead0eac082754ded599036551526a8e2c509a1407e4"
}

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 6675c204844476dd8ce59ead0eac082754ded599036551526a8e2c509a1407e4 # MD5 d16a62fa072bbbf84aee0be82e6850a3
TypeValueNote
sha256 6675c204844476dd8ce59ead0eac082754ded599036551526a8e2c509a1407e4 Sample:Egregor
md5 d16a62fa072bbbf84aee0be82e6850a3 Sample:Egregor
Tags
egregorransomwaremalwarecriticalsha256hash-analizi