Grandoreiro — Örnek SHA256: 33ba65dd | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, LA bankacılık trojanıdır.

Threat Indicators (IOC)

• SHA256: 33ba65dda8471377415a42cce5dad02ed09729de6e4d000417cd5211e45cd9c4
• MD5: f66cd2eecee33d7a6a58917e82f61398

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: 33ba65dda8471377"
        threat_level = "high"
        first_seen = "2025-03-12"
    condition:
        hash.sha256(0, filesize) == "33ba65dda8471377415a42cce5dad02ed09729de6e4d000417cd5211e45cd9c4"
}