Grandoreiro — Örnek SHA256: a0bfbb40 | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, LA bankacılık trojanıdır.

Threat Indicators (IOC)

• SHA256: a0bfbb40f4b6e6fa275b693205c67e338657c7589af5415716500a0b2f588473
• MD5: 1158d5fdf98d6f138b70d2270e1ecc63

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: a0bfbb40f4b6e6fa"
        threat_level = "high"
        first_seen = "2025-03-24"
    condition:
        hash.sha256(0, filesize) == "a0bfbb40f4b6e6fa275b693205c67e338657c7589af5415716500a0b2f588473"
}