从 Google 云端硬盘下载的可疑文件
编辑从 Google 云端硬盘下载的可疑文件编辑
识别从 Google 云端硬盘 URL 下载可疑文件的情况。这可能表明试图通过受信任的网络服务传递网络钓鱼有效载荷。
规则类型: eql
规则索引:
- auditbeat-*
- logs-endpoint*
- logs-system.security*
严重性: 中等
风险评分: 47
每隔: 5m
从: now-9m (日期数学格式,另请参见 附加回溯时间
)
每次执行的最大警报数: 100
参考:
标签:
- 域:端点
- 操作系统:Linux
- 操作系统:Windows
- 操作系统:macOS
- 用例:威胁检测
- 策略:指挥和控制
版本: 3
规则作者:
- Elastic
规则许可证: Elastic 许可证 v2
规则查询编辑
process where /* common browser processes */ event.action in ("exec", "fork", "start") and process.name : ("Microsoft Edge", "chrome.exe", "Google Chrome", "google-chrome-stable", "google-chrome-beta", "google-chrome", "msedge.exe", "firefox.exe", "brave.exe", "whale.exe", "browser.exe", "dragon.exe", "vivaldi.exe", "opera.exe", "firefox", "powershell.exe", "curl", "curl.exe", "wget", "wget.exe") and /* Look for Google Drive download URL with AV flag skipping */ (process.command_line : "*drive.google.com*" and process.command_line : "*export=download*" and process.command_line : "*confirm=no_antivirus*")
框架: MITRE ATT&CKTM
-
策略
- 名称:指挥和控制
- ID: TA0011
- 参考网址:https://attack.mitre.org/tactics/TA0011/
-
技术
- 名称:入口工具传输
- ID:T1105
- 参考网址:https://attack.mitre.org/techniques/T1105/