SystemBC - 85f8ed9c9f364b28d64e94075896df07 [3c259a26]

Cryptographic Identifiers

Malware Family: SystemBC

SystemBC, SOCKS5 proxy ve C2 dropper'dır.

Threat Indicators (IOC)

• SHA256: 3c259a269cfbb752ca15046aca1bea4a31390e4674de632c5c9428e95b41db1d
• MD5: 85f8ed9c9f364b28d64e94075896df07

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 SystemBC_SHA256 {
    meta:
        description = "SystemBC sample: 3c259a269cfbb752"
        threat_level = "medium"
        first_seen = "2023-08-03"
    condition:
        hash.sha256(0, filesize) == "3c259a269cfbb752ca15046aca1bea4a31390e4674de632c5c9428e95b41db1d"
}