GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256ea6980a072b9827591be43295e80ca8bb4f5d8834e94cb22f3b2f6dc1e09cadc
MD57b3348e355e528cab60267d37daaf91f
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Nameea6980a072b9827591be43295e80ca8bb4f5d8834e94cb22f3b2f6dc1e09cadc
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: ea6980a072b9827591be43295e80ca8bb4f5d8834e94cb22f3b2f6dc1e09cadc
  • MD5: 7b3348e355e528cab60267d37daaf91f

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: ea6980a072b98275"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "ea6980a072b9827591be43295e80ca8bb4f5d8834e94cb22f3b2f6dc1e09cadc"
}

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 ea6980a072b9827591be43295e80ca8bb4f5d8834e94cb22f3b2f6dc1e09cadc # MD5 7b3348e355e528cab60267d37daaf91f
TypeValueNote
sha256 ea6980a072b9827591be43295e80ca8bb4f5d8834e94cb22f3b2f6dc1e09cadc Sample:GandCrab
md5 7b3348e355e528cab60267d37daaf91f Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi