GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256017b236bf38a1cf9a52fc0bdee2d5f23f038b00f9811c8a58b8b66b1c756b8d6
MD5125923ce61dffa8276a2a77e84d2832a
File Typeexe
Size97.5 KB
First Seen2022-08-30
File Name017b236bf38a1cf9a52fc0bdee2d5f23f038b00f9811c8a58b8b66b1c756b8d6
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 017b236bf38a1cf9a52fc0bdee2d5f23f038b00f9811c8a58b8b66b1c756b8d6
  • MD5: 125923ce61dffa8276a2a77e84d2832a

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: 017b236bf38a1cf9"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "017b236bf38a1cf9a52fc0bdee2d5f23f038b00f9811c8a58b8b66b1c756b8d6"
}

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 017b236bf38a1cf9a52fc0bdee2d5f23f038b00f9811c8a58b8b66b1c756b8d6 # MD5 125923ce61dffa8276a2a77e84d2832a
TypeValueNote
sha256 017b236bf38a1cf9a52fc0bdee2d5f23f038b00f9811c8a58b8b66b1c756b8d6 Sample:GandCrab
md5 125923ce61dffa8276a2a77e84d2832a Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi