GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2560b2a6d9cad971579f838fac8df16bbc3207e13ab7ed98570877751307c47724f
MD5c48c48fb9a99c344aa72e5a5f67f8b38
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name0b2a6d9cad971579f838fac8df16bbc3207e13ab7ed98570877751307c47724f
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 0b2a6d9cad971579f838fac8df16bbc3207e13ab7ed98570877751307c47724f
  • MD5: c48c48fb9a99c344aa72e5a5f67f8b38

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: 0b2a6d9cad971579"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "0b2a6d9cad971579f838fac8df16bbc3207e13ab7ed98570877751307c47724f"
}

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 0b2a6d9cad971579f838fac8df16bbc3207e13ab7ed98570877751307c47724f # MD5 c48c48fb9a99c344aa72e5a5f67f8b38
TypeValueNote
sha256 0b2a6d9cad971579f838fac8df16bbc3207e13ab7ed98570877751307c47724f Sample:GandCrab
md5 c48c48fb9a99c344aa72e5a5f67f8b38 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi