GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256d6c2de00f9d874ef9b807b880dfcbf02515ccff3d054ea901e6e8334fbe9a745
MD50f30f728b5ffd8c6502fec1ea2bb83b3
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Named6c2de00f9d874ef9b807b880dfcbf02515ccff3d054ea901e6e8334fbe9a745
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: d6c2de00f9d874ef9b807b880dfcbf02515ccff3d054ea901e6e8334fbe9a745
  • MD5: 0f30f728b5ffd8c6502fec1ea2bb83b3

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: d6c2de00f9d874ef"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "d6c2de00f9d874ef9b807b880dfcbf02515ccff3d054ea901e6e8334fbe9a745"
}

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 d6c2de00f9d874ef9b807b880dfcbf02515ccff3d054ea901e6e8334fbe9a745 # MD5 0f30f728b5ffd8c6502fec1ea2bb83b3
TypeValueNote
sha256 d6c2de00f9d874ef9b807b880dfcbf02515ccff3d054ea901e6e8334fbe9a745 Sample:GandCrab
md5 0f30f728b5ffd8c6502fec1ea2bb83b3 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi