GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25610f18b985538de5928748f9f72b1b059ea669c85dea779893602d48030a017c8
MD51e92a3cf5c46d378560903f0c2566f63
File Typeexe
Size97.5 KB
First Seen2022-08-30
File Name10f18b985538de5928748f9f72b1b059ea669c85dea779893602d48030a017c8
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 10f18b985538de5928748f9f72b1b059ea669c85dea779893602d48030a017c8
  • MD5: 1e92a3cf5c46d378560903f0c2566f63

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: 10f18b985538de59"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "10f18b985538de5928748f9f72b1b059ea669c85dea779893602d48030a017c8"
}

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 10f18b985538de5928748f9f72b1b059ea669c85dea779893602d48030a017c8 # MD5 1e92a3cf5c46d378560903f0c2566f63
TypeValueNote
sha256 10f18b985538de5928748f9f72b1b059ea669c85dea779893602d48030a017c8 Sample:GandCrab
md5 1e92a3cf5c46d378560903f0c2566f63 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi