Locky | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA25691eb391fb81353b7bc4794d525997a5dfdbb1d5f1e7e3582e52f8c678adfb900
MD50ea968f98bd61d0646bf03e0907bf480
File Typeexe
Size95.5 KB
First Seen2023-05-12
File Name2023-05-11_0ea968f98bd61d0646bf03e0907bf480_locky
TagsLocky

Malware Family: Locky

Locky, makrolu belgelerle yayıldı.

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

Threat Indicators (IOC)

  • SHA256: 91eb391fb81353b7bc4794d525997a5dfdbb1d5f1e7e3582e52f8c678adfb900
  • MD5: 0ea968f98bd61d0646bf03e0907bf480

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: 91eb391fb81353b7"
        threat_level = "high"
        first_seen = "2023-05-12"
    condition:
        hash.sha256(0, filesize) == "91eb391fb81353b7bc4794d525997a5dfdbb1d5f1e7e3582e52f8c678adfb900"
}

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 91eb391fb81353b7bc4794d525997a5dfdbb1d5f1e7e3582e52f8c678adfb900 # MD5 0ea968f98bd61d0646bf03e0907bf480
TypeValueNote
sha256 91eb391fb81353b7bc4794d525997a5dfdbb1d5f1e7e3582e52f8c678adfb900 Sample:Locky
md5 0ea968f98bd61d0646bf03e0907bf480 Sample:Locky
Tags
lockyransomwaremalwarehighsha256hash-analizi