GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256f09d569a6b0ec00930cc0b54643286ae11d29d9402e0e39c829f14449b3e9c7a
MD53d303b082dee13abf57d4b8ff6780e66
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Namef09d569a6b0ec00930cc0b54643286ae11d29d9402e0e39c829f14449b3e9c7a
Tagsexe, Gandcrab

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: f09d569a6b0ec00930cc0b54643286ae11d29d9402e0e39c829f14449b3e9c7a
  • MD5: 3d303b082dee13abf57d4b8ff6780e66

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: f09d569a6b0ec009"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "f09d569a6b0ec00930cc0b54643286ae11d29d9402e0e39c829f14449b3e9c7a"
}

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 f09d569a6b0ec00930cc0b54643286ae11d29d9402e0e39c829f14449b3e9c7a # MD5 3d303b082dee13abf57d4b8ff6780e66
TypeValueNote
sha256 f09d569a6b0ec00930cc0b54643286ae11d29d9402e0e39c829f14449b3e9c7a Sample:GandCrab
md5 3d303b082dee13abf57d4b8ff6780e66 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi