CobaltStrike — Örnek SHA256: b84fa676 | Critical Tehdit Analizi

加密标识符

恶意软件家族: CobaltStrike

Cobalt Strike, kötüye kullanılan C2 framework'üdür.

威胁指标 (IOC)

• SHA256: b84fa6763a64ba5d1d3e83af2cb70441a6aa50b807a5f984f9e3ddd719e2fb0e
• MD5: 6711d7224b11bd1ffb1561a17798bffe

您可以在 VirusTotal 上验证此样本的所有哈希值。

系统清理指南

1. 将系统从网络断开——拔掉网线，关闭 Wi-Fi
2. 在任务管理器中结束可疑进程
3. 使用 Malwarebytes 或 Kaspersky 进行全盘扫描
4. HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
5. 在任务计划程序中检查新建的计划任务
6. 使用未感染的设备更改所有账户密码
7. Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın

YARA 规则提示

rule CobaltStrike_SHA256 {
    meta:
        description = "CobaltStrike sample: b84fa6763a64ba5d"
        threat_level = "critical"
        first_seen = "2025-07-09"
    condition:
        hash.sha256(0, filesize) == "b84fa6763a64ba5d1d3e83af2cb70441a6aa50b807a5f984f9e3ddd719e2fb0e"
}