Grandoreiro — Örnek SHA256: a05cd510 | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, Latin Amerika'yı hedefler.

Threat Indicators (IOC)

• SHA256: a05cd51091bad55ac3928f1db5554b8a9e3cacf2b895f99ea8023b8bd6055960
• MD5: 75db753606b45e4b150e2a7fdc095ab6

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: a05cd51091bad55a"
        threat_level = "high"
        first_seen = "2026-02-16"
    condition:
        hash.sha256(0, filesize) == "a05cd51091bad55ac3928f1db5554b8a9e3cacf2b895f99ea8023b8bd6055960"
}