Grandoreiro — Örnek SHA256: 2a7a97fe | High Tehdit Analizi

Cryptographic Identifiers

Malware Family: Grandoreiro

Grandoreiro, LA bankacılık trojanıdır.

Threat Indicators (IOC)

• SHA256: 2a7a97fe1b769f2b74ebd66c447708f5b5beb60bad5a53d05d7f428770ba2f62
• MD5: d65f0b1d9d478f6785edaece2f04b92a

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: 2a7a97fe1b769f2b"
        threat_level = "high"
        first_seen = "2024-08-20"
    condition:
        hash.sha256(0, filesize) == "2a7a97fe1b769f2b74ebd66c447708f5b5beb60bad5a53d05d7f428770ba2f62"
}