GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2569556bcc3063ccae58c91a7eafe733d050a7e2b662bb30414f72adf8863e62b22
MD5b10e9093277f25888e3ecc5a5ecd3f4f
File Typeexe
Size97.5 KB
First Seen2022-08-30
File Name9556bcc3063ccae58c91a7eafe733d050a7e2b662bb30414f72adf8863e62b22
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 9556bcc3063ccae58c91a7eafe733d050a7e2b662bb30414f72adf8863e62b22
  • MD5: b10e9093277f25888e3ecc5a5ecd3f4f

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: 9556bcc3063ccae5"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "9556bcc3063ccae58c91a7eafe733d050a7e2b662bb30414f72adf8863e62b22"
}

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 9556bcc3063ccae58c91a7eafe733d050a7e2b662bb30414f72adf8863e62b22 # MD5 b10e9093277f25888e3ecc5a5ecd3f4f
TypeValueNote
sha256 9556bcc3063ccae58c91a7eafe733d050a7e2b662bb30414f72adf8863e62b22 Sample:GandCrab
md5 b10e9093277f25888e3ecc5a5ecd3f4f Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi