Locky | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25636350904b065500f429e6b2af0c4a1ec835352fed15cad40f07760aede4fcd47
MD5f8dd9bb21344d1b810f334d483c07039
File Typeexe
Size621.5 KB
First Seen2020-05-12
File NameCdaavuz.exe
TagsAveMariaRAT, exe, Locky, nVpn, RAT

Malware Family: Locky

Locky, makrolu belgelerle yayıldı.

TypeRansomware
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeMakrolu belge ransomware
First Seen Year2016

Threat Indicators (IOC)

  • SHA256: 36350904b065500f429e6b2af0c4a1ec835352fed15cad40f07760aede4fcd47
  • MD5: f8dd9bb21344d1b810f334d483c07039

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 Locky_SHA256 {
    meta:
        description = "Locky sample: 36350904b065500f"
        threat_level = "high"
        first_seen = "2020-05-12"
    condition:
        hash.sha256(0, filesize) == "36350904b065500f429e6b2af0c4a1ec835352fed15cad40f07760aede4fcd47"
}

Locky — Malware Profile

Locky, makrolu belgelerle yayıldı.

Malware Type
Ransomware
Programming Language
C
C2 Protocol
HTTP
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 — Locky
# SHA256 36350904b065500f429e6b2af0c4a1ec835352fed15cad40f07760aede4fcd47 # MD5 f8dd9bb21344d1b810f334d483c07039
TypeValueNote
sha256 36350904b065500f429e6b2af0c4a1ec835352fed15cad40f07760aede4fcd47 Sample:Locky
md5 f8dd9bb21344d1b810f334d483c07039 Sample:Locky
Tags
lockyransomwaremalwarehighsha256hash-analizi