GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25613280489507ff5acdcf979020af56e0526933c407c07fa6b997db93bb526f83d
MD5c201e40904f0910a1662762a90855979
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name13280489507ff5acdcf979020af56e0526933c407c07fa6b997db93bb526f83d
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 13280489507ff5acdcf979020af56e0526933c407c07fa6b997db93bb526f83d
  • MD5: c201e40904f0910a1662762a90855979

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: 13280489507ff5ac"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "13280489507ff5acdcf979020af56e0526933c407c07fa6b997db93bb526f83d"
}

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 13280489507ff5acdcf979020af56e0526933c407c07fa6b997db93bb526f83d # MD5 c201e40904f0910a1662762a90855979
TypeValueNote
sha256 13280489507ff5acdcf979020af56e0526933c407c07fa6b997db93bb526f83d Sample:GandCrab
md5 c201e40904f0910a1662762a90855979 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi