Egregor | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2567caed5f406445c788543f55af6d98a8bc4f0c104e6a51e2564dd37b6a485cc18
MD5b554791b5b161c34b0a7d26e34a88e60
File Typedll
Size770.8 KB
First Seen2020-10-19
File Namep.bin
Tagsdll, egregor, Loader, MATCHLESS GIFTS INC, MSGLoader, Ransomware, signed

Malware Family: Egregor

Egregor, fidye notunu yazıcıdan bastı.

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

Threat Indicators (IOC)

  • SHA256: 7caed5f406445c788543f55af6d98a8bc4f0c104e6a51e2564dd37b6a485cc18
  • MD5: b554791b5b161c34b0a7d26e34a88e60

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: 7caed5f406445c78"
        threat_level = "critical"
        first_seen = "2020-10-19"
    condition:
        hash.sha256(0, filesize) == "7caed5f406445c788543f55af6d98a8bc4f0c104e6a51e2564dd37b6a485cc18"
}

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 7caed5f406445c788543f55af6d98a8bc4f0c104e6a51e2564dd37b6a485cc18 # MD5 b554791b5b161c34b0a7d26e34a88e60
TypeValueNote
sha256 7caed5f406445c788543f55af6d98a8bc4f0c104e6a51e2564dd37b6a485cc18 Sample:Egregor
md5 b554791b5b161c34b0a7d26e34a88e60 Sample:Egregor
Tags
egregorransomwaremalwarecriticalsha256hash-analizi