Grandoreiro — Örnek SHA256: 82291351 | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, LA bankacılık trojanıdır.

Threat Indicators (IOC)

• SHA256: 8229135146017ec504db00bd36e1e7f0705389ee8fe2d4e0fee6df62e6c7753f
• MD5: c889e0d4ef903addceca92f7680cace7

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: 8229135146017ec5"
        threat_level = "high"
        first_seen = "2021-02-03"
    condition:
        hash.sha256(0, filesize) == "8229135146017ec504db00bd36e1e7f0705389ee8fe2d4e0fee6df62e6c7753f"
}