Egregor | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2562d01c32d51e4bbb986255e402da4624a61b8ae960532fbb7bb0d3b0080cb9946
MD5b9dcee839437a917dde60eff9b6014b1
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: 2d01c32d51e4bbb986255e402da4624a61b8ae960532fbb7bb0d3b0080cb9946
  • MD5: b9dcee839437a917dde60eff9b6014b1

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: 2d01c32d51e4bbb9"
        threat_level = "critical"
        first_seen = "2020-10-28"
    condition:
        hash.sha256(0, filesize) == "2d01c32d51e4bbb986255e402da4624a61b8ae960532fbb7bb0d3b0080cb9946"
}

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 2d01c32d51e4bbb986255e402da4624a61b8ae960532fbb7bb0d3b0080cb9946 # MD5 b9dcee839437a917dde60eff9b6014b1
TypeValueNote
sha256 2d01c32d51e4bbb986255e402da4624a61b8ae960532fbb7bb0d3b0080cb9946 Sample:Egregor
md5 b9dcee839437a917dde60eff9b6014b1 Sample:Egregor
Tags
egregorransomwaremalwarecriticalsha256hash-analizi