Grandoreiro — Örnek SHA256: 3478f7cf | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, LA bankacılık trojanıdır.

Threat Indicators (IOC)

• SHA256: 3478f7cfecf527b0bb12c6dd831deb805b7cc3f1b2dbd3ef3d73927167174570
• MD5: 603fe0cceca5a815de1b5a5348e3edd6

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: 3478f7cfecf527b0"
        threat_level = "high"
        first_seen = "2025-03-11"
    condition:
        hash.sha256(0, filesize) == "3478f7cfecf527b0bb12c6dd831deb805b7cc3f1b2dbd3ef3d73927167174570"
}