Grandoreiro — Örnek SHA256: 143ce83b | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, Latin Amerika'yı hedefler.

Threat Indicators (IOC)

• SHA256: 143ce83ba4944550f24873b74e18573f0274c2ba8b6bc6b0d9dcbc6a55f299ff
• MD5: 6f6be0d641702bb963ed1c9de71235ea

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

1. Disconnect the system from the network — unplug ethernet, disable Wi-Fi
2. Terminate suspicious processes from Task Manager
3. Run a full system scan with Malwarebytes or Kaspersky
4. HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
5. Review newly created tasks in Task Scheduler
6. Change all your account passwords from a clean device
7. Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın

YARA Rule Hints

rule Grandoreiro_SHA256 {
    meta:
        description = "Grandoreiro sample: 143ce83ba4944550"
        threat_level = "high"
        first_seen = "2026-02-16"
    condition:
        hash.sha256(0, filesize) == "143ce83ba4944550f24873b74e18573f0274c2ba8b6bc6b0d9dcbc6a55f299ff"
}