GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2562212378ebe90d4308985a8833246d99d497555f5f3aafd02281c167fd42bacdf
MD5fffc1ae66116c3d339660610af4d1004
File Typeexe
Size97.5 KB
First Seen2022-08-30
File Name2212378ebe90d4308985a8833246d99d497555f5f3aafd02281c167fd42bacdf
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 2212378ebe90d4308985a8833246d99d497555f5f3aafd02281c167fd42bacdf
  • MD5: fffc1ae66116c3d339660610af4d1004

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: 2212378ebe90d430"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "2212378ebe90d4308985a8833246d99d497555f5f3aafd02281c167fd42bacdf"
}

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 2212378ebe90d4308985a8833246d99d497555f5f3aafd02281c167fd42bacdf # MD5 fffc1ae66116c3d339660610af4d1004
TypeValueNote
sha256 2212378ebe90d4308985a8833246d99d497555f5f3aafd02281c167fd42bacdf Sample:GandCrab
md5 fffc1ae66116c3d339660610af4d1004 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi