Grandoreiro — Örnek SHA256: 54e9415a | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, Latin Amerika'yı hedefler.

Threat Indicators (IOC)

• SHA256: 54e9415a736058571861780caa2acec3b575af5383be20cfb1f59053474166b5
• MD5: 3c81d66fe0adfcabebeb858ab2282e97

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: 54e9415a73605857"
        threat_level = "high"
        first_seen = "2026-02-17"
    condition:
        hash.sha256(0, filesize) == "54e9415a736058571861780caa2acec3b575af5383be20cfb1f59053474166b5"
}