GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2560d562ea5b26a21e0f24d9e0cac1366f788c4c8d8eff8eaf9871028536e035bd4
MD50180361fcdf5efa2ef5bf272660c24b5
File Typezip
Size44.3 KB
First Seen2022-09-21
File Name0d562ea5b26a21e0f24d9e0cac1366f788c4c8d8eff8eaf9871028536e035bd4
TagsGandcrab, zip

Malware Family: GandCrab

GandCrab, en yaygın eski ransomware'dir.

TypeRansomware
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeMaaS ransomware
First Seen Year2018

Threat Indicators (IOC)

  • SHA256: 0d562ea5b26a21e0f24d9e0cac1366f788c4c8d8eff8eaf9871028536e035bd4
  • MD5: 0180361fcdf5efa2ef5bf272660c24b5

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 GandCrab_SHA256 {
    meta:
        description = "GandCrab sample: 0d562ea5b26a21e0"
        threat_level = "critical"
        first_seen = "2022-09-21"
    condition:
        hash.sha256(0, filesize) == "0d562ea5b26a21e0f24d9e0cac1366f788c4c8d8eff8eaf9871028536e035bd4"
}

GandCrab — Malware Profile

GandCrab, 2018-2019 aktif RaaS ailesidir. 1.5 milyar USD hasar. RSA+Salsa20. Haziran 2019 kapandi. REvil oncusu.

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 — GandCrab
# SHA256 0d562ea5b26a21e0f24d9e0cac1366f788c4c8d8eff8eaf9871028536e035bd4 # MD5 0180361fcdf5efa2ef5bf272660c24b5
TypeValueNote
sha256 0d562ea5b26a21e0f24d9e0cac1366f788c4c8d8eff8eaf9871028536e035bd4 Sample:GandCrab
md5 0180361fcdf5efa2ef5bf272660c24b5 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi