Egregor | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2563fc382ae51ceca3ad6ef5880cdd2d89ef508f368911d3cd41c71a54453004c55
MD5c3c7a97da396085eb48953e638c3c9c6
File Typedll
Size766.5 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: 3fc382ae51ceca3ad6ef5880cdd2d89ef508f368911d3cd41c71a54453004c55
  • MD5: c3c7a97da396085eb48953e638c3c9c6

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: 3fc382ae51ceca3a"
        threat_level = "critical"
        first_seen = "2020-10-28"
    condition:
        hash.sha256(0, filesize) == "3fc382ae51ceca3ad6ef5880cdd2d89ef508f368911d3cd41c71a54453004c55"
}

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 3fc382ae51ceca3ad6ef5880cdd2d89ef508f368911d3cd41c71a54453004c55 # MD5 c3c7a97da396085eb48953e638c3c9c6
TypeValueNote
sha256 3fc382ae51ceca3ad6ef5880cdd2d89ef508f368911d3cd41c71a54453004c55 Sample:Egregor
md5 c3c7a97da396085eb48953e638c3c9c6 Sample:Egregor
Tags
egregorransomwaremalwarecriticalsha256hash-analizi