GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256ccc35220e42d904143dfff3904c9257f6f8a9ea87cfe20b6db7ead721c458f05
MD5c28453ad50cc5582aa07e9d84c4a3228
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Nameccc35220e42d904143dfff3904c9257f6f8a9ea87cfe20b6db7ead721c458f05
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: ccc35220e42d904143dfff3904c9257f6f8a9ea87cfe20b6db7ead721c458f05
  • MD5: c28453ad50cc5582aa07e9d84c4a3228

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: ccc35220e42d9041"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "ccc35220e42d904143dfff3904c9257f6f8a9ea87cfe20b6db7ead721c458f05"
}

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 ccc35220e42d904143dfff3904c9257f6f8a9ea87cfe20b6db7ead721c458f05 # MD5 c28453ad50cc5582aa07e9d84c4a3228
TypeValueNote
sha256 ccc35220e42d904143dfff3904c9257f6f8a9ea87cfe20b6db7ead721c458f05 Sample:GandCrab
md5 c28453ad50cc5582aa07e9d84c4a3228 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi