GuLoader — Örnek SHA256: 28b74e09 | Medium Tehdit Analizi

Cryptographic Identifiers

Malware Family: GuLoader

GuLoader, bulut downloader'dır.

Threat Indicators (IOC)

• SHA256: 28b74e0919f0e8f08ca698f7d4c897ce345f0ad1f2752e29450d0ef4fe1eaeff
• MD5: c011bb7bffb008d463382864e56bbdc6

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

1. Disconnect the system from the network — the loader may be downloading more malware
2. Analyze every downloaded payload
3. Inspect all network traffic and cut suspicious connections
4. Run a full antivirus scan
5. Consider reimaging the system

YARA Rule Hints

rule GuLoader_SHA256 {
    meta:
        description = "GuLoader sample: 28b74e0919f0e8f0"
        threat_level = "medium"
        first_seen = "2026-04-20"
    condition:
        hash.sha256(0, filesize) == "28b74e0919f0e8f08ca698f7d4c897ce345f0ad1f2752e29450d0ef4fe1eaeff"
}