潜在的内存搜索活动
编辑潜在的内存搜索活动
编辑监控可能被利用作为内存地址搜索器的 Unix 实用程序的执行。攻击者可能会利用内置实用程序来搜索特定的内存地址,以便进行潜在的未来操纵/利用。
规则类型: eql
规则索引:
- logs-endpoint.events.*
- endgame-*
严重性: 低
风险评分: 21
运行频率: 5 分钟
搜索索引时间范围: now-9m (Date Math 格式,另请参阅 额外回溯时间
)
每次执行的最大警报数: 100
参考:
标签:
- 域: 端点
- 操作系统: Linux
- 用例: 威胁检测
- 策略: 发现
- 规则类型: BBR
- 数据源: Elastic Defend
- 数据源: Elastic Endgame
版本: 3
规则作者:
- Elastic
规则许可: Elastic License v2
规则查询
编辑process where host.os.type == "linux" and event.type == "start" and event.action in ("exec", "exec_event") and ( (process.name == "tail" and process.args in ("-c", "--bytes")) or (process.name == "cmp" and process.args == "-i") or (process.name in ("hexdump", "xxd") and process.args == "-s") or (process.name == "dd" and process.args : ("skip*", "seek*")) ) and not ( process.parent.args like ("/opt/error_monitor/error_monitor.sh", "printf*") or process.parent.name in ("acme.sh", "dracut", "leapp") or process.parent.executable like ( "/bin/cagefs_enter", "/opt/nessus_agent/sbin/nessus-service", "/usr/libexec/platform-python*", "/usr/libexec/vdsm/vdsmd", "/usr/local/bin/docker-entrypoint.sh", "/usr/lib/module-init-tools/lsinitrd-quick" ) or process.parent.command_line like "sh*acme.sh*" or process.args like "/var/tmp/dracut*" )
框架: MITRE ATT&CKTM
-
策略
- 名称: 发现
- ID: TA0007
- 参考 URL: https://attack.mitre.org/tactics/TA0007/
-
技术
- 名称: 进程发现
- ID: T1057
- 参考 URL: https://attack.mitre.org/techniques/T1057/