hidsevent

package
v1.3.7-beta4 Latest Latest
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 Go to latest Published: Nov 1, 2024 License: AGPL-3.0 Imports: 11 Imported by: 0

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Index

Constants

View Source 
const (
	FsNotifyCreate = "create"
	FsNotifyWrite  = "write"
	FsNotifyRename = "rename"
	FsNotifyRemove = "remove"
	FsNotifyChmod  = "chmod"
	FsNotifyChange = "change"
	FsNotifyTouch  = "touch"
)

Variables

This section is empty.

Functions

func FsNotifyOpToString 

func FsNotifyOpToString(i fsnotify.Op) string

func GetKeyAllValue 

func GetKeyAllValue(c *ssh_config.Config, alias, key string, spiStr string) string

func GetSSHConfigValue 

func GetSSHConfigValue(filePath string, alias, key string) string

func GetSSHVersion 

func GetSSHVersion(ctx context.Context) (string, error)

Types

type BootSoftware 

type BootSoftware struct {
	Exe  string `exe"`
	Name string `json:"name"`
}

type BootSoftwareInfo 

type BootSoftwareInfo struct {
	Software []BootSoftware `json:"software"`
}

type ConnectionEvent 

type ConnectionEvent struct {
	EventName  ConnectionEventType `json:"event_name"`
	Connection *ConnectionStat
}

type ConnectionEventType 

type ConnectionEventType string
const (
	ConnectionEventType_New       ConnectionEventType = "new"
	ConnectionEventType_Disappear ConnectionEventType = "disappear"
)

type ConnectionInfo 

type ConnectionInfo struct {
	Count            int
	EstablishedConns []*ConnectionStat `json:"established_conns"`
	ListenedConns    []*ConnectionStat `json:"listened_conns"`
	ExtraConns       []*ConnectionStat `json:"extra_conns"`
}

type ConnectionStat 

type ConnectionStat struct {
	Fd     uint32  `json:"fd"`
	Family string  `json:"family"`
	Type   string  `json:"type"`
	Laddr  string  `json:"localaddr"`
	Raddr  string  `json:"remoteaddr"`
	Status string  `json:"status"`
	Uids   []int32 `json:"uids"`
	Pid    int32   `json:"pid"`
}

type CrontabInfo 

type CrontabInfo struct {
	Info []CrontabNode `json:"info"`
}

type CrontabNode 

type CrontabNode struct {
	Cron     string `json:"cron"`
	Cmd      string `json:"cmd"`
	Software string `json:"software"`
}

type FileChangeInfo 

type FileChangeInfo struct {
	IsDir             bool        `json:"is_dir"`
	Path              string      `json:"path"`
	Name              string      `json:"name"`
	CurrentFileMode   os.FileMode `json:"current_file_mode"`
	OriginFileMode    os.FileMode `json:"origin_file_mode"`
	Op                string      `json:"op"`
	OriginData        []byte      `json:"origin_data"`
	CurrentData       []byte      `json:"current_data"`
	OriginModifyTime  time.Time   `json:"origin_modify_time"`
	CurrentModifyTime time.Time   `json:"current_modify_time"`
}

type HIDSConfig 

type HIDSConfig struct {
	Type    HIDSConfigType  `json:"config_type"`
	Content json.RawMessage `json:"content"`
}

type HIDSConfigBase 

type HIDSConfigBase struct {
	UpdatedTicket                 int32  `json:"updated_ticket" `
	ProcessMonitorIntervalSeconds int32  `json:"process_monitor_interval_seconds" `
	NetportMonitorIntervalSeconds int32  `json:"netport_monitor_interval_seconds" `
	UserLoginOkFilePath           string `json:"usr_login_ok_file_path" `
	UserLoginFailFilePath         string `json:"usr_login_fail_file_path" `
	UserLoginFailFileMaxSize      int32  `json:"user_login_fail_file_max_size" `
	UserLoginFailCheckInterval    int64  `json:"user_login_fail_check_nterval" `
	UserLoginFailMaxTicket        int64  `json:"user_login_fail_max_ticket" `
	AptSoftwareLogFilePath        string `json:"apt_software_log_file_path" `
	YumSoftwareLogFilePath        string `json:"yum_software_log_file_path" `
	CrontabFilePath               string `json:"crontab_file_path" `
	SSHFilePath                   string `json:"ssh_file_path" `
}

type HIDSConfigSSHFile 

type HIDSConfigSSHFile struct {
	SSHFile []string `json:"ssh_file"`
}

type HIDSConfigType 

type HIDSConfigType string
var (
	HIDSConfig_All             HIDSConfigType = "all_config"
	HIDSConfig_WatchFileChange HIDSConfigType = "watch_file_change"
	HIDSConfig_Base            HIDSConfigType = "base"
)

type HIDSConfigWatchFile 

type HIDSConfigWatchFile struct {
	WatchFileList []string `json:"watch_file_list"`
}

type HIDSEvent 

type HIDSEvent string
var (
	// 进程监控
	HIDSEvent_Proccessings     HIDSEvent = "proccessings"
	HIDSEvent_ProccessingEvent HIDSEvent = "processing-event"
	HIDSEvent_ProccessingTouch HIDSEvent = "processing-touch"

	// 网络连接情况
	// 谨慎处理:
	//    1. 注意服务器某些情况下会有很多从外对内的连接, 如果针对这种情况过分处理会导致资源消耗过大
	//    2. 可以参考 telegraf 对 gopsutil 的使用
	//    3. 如果有必要, 抄代码出来, 一定要避免 (1) 中造成的问题: 可以找找有没有分页/或者预筛选的办法
	// 需要处理以下连接:
	// 1. 本地监听端口 (Status 为 LISTEN 的状态的端口, 上报) (重点)
	// 2. 对外连接的端口 (估计不会太多, 这个必须处理) (重点)
	// 3. 尽量避免 HA/NGINX 这种过多的连接对监控的影响
	//
	HIDSEvent_Connections     HIDSEvent = "connections"
	HIDSEvent_ConnectionTouch HIDSEvent = "connections-touch"
	HIDSEvent_ConnectionEvent HIDSEvent = "connection-event"

	// nginx / apache 监控
	HIDSEvent_NginxFound   HIDSEvent = "nginx-found"
	HIDSEvent_NginxMissed  HIDSEvent = "nginx-missed"
	HIDSEvent_ApacheFound  HIDSEvent = "apache-found"
	HIDSEvent_ApacheMissed HIDSEvent = "apache-missed"

	// ssh 审计分析
	// 1. 获取 SSH 精确版本信息
	// 2. 配置文件, 公钥私钥监控
	// 3. 配置文件关键选项:
	//    1. 是否允许密码登录
	//    2. 是否允许空密码
	//    3. 密钥登录
	HIDSEvent_SSHAudit HIDSEvent = "ssh-audit"

	// 文件改变
	// 暂时默认监控 /etc /bin /usr/bin ~/.ssh 下的文件内容
	HIDSEvent_FileChanged HIDSEvent = `file-changed`

	// 监测到 webshell
	HIDSEvent_WebShell HIDSEvent = "webshell"

	// 节点被扫描 (NIDS 的功能, 可以选择性)
	HIDSEvent_Scanned HIDSEvent = "scanned"

	// 关键配置文件
	HIDSEvent_ConfigFile HIDSEvent = "config-file"

	// 漏洞信息
	HIDSEvent_VulnInfo HIDSEvent = "vuln-info"

	// 危险文件样本
	HIDSEvent_DangerousFileSample HIDSEvent = "dangerous-file-sample"

	// 攻击行为
	HIDSEvent_Attack HIDSEvent = "attack"

	HIDSEvent_ReverseShell HIDSEvent = "reverse-shell"

	//请求配置
	HIDSEvent_RequestConfig HIDSEvent = "request_config"

	//上报主机用户信息
	HIDSEvent_ReportHostUser HIDSEvent = "report_host_user"
	//上报所有登陆成功用户信息
	HIDSEvent_ReportAllUsrLoginOK HIDSEvent = "all_user_login_ok"
	//上报所有登陆失败用户信息
	HIDSEvent_ReportAllUsrLoginFail HIDSEvent = "all_user_login_fail"
	//上报所有登陆失败用户信息文件过大
	HIDSEvent_ReportAllUsrLoginFailFileTooLarge HIDSEvent = "all_user_login_fail_file_too_large"
	//用户账号暴力破击
	HIDSEvent_UserLoginAttempt HIDSEvent = "user_login_attempt"
	//软件信息上报
	HIDSEvent_ReportSoftwareVersion HIDSEvent = "report_software_version"
	//开启启动软件信息
	HIDSEvent_BootSoftware HIDSEvent = "boot_software"
	//定时任务
	HIDSEvent_Crontab HIDSEvent = "crontab"
)
var (
	HIDSEvent_Notify_Config HIDSEvent = "notify_config"
)

type HIDSMessage 

type HIDSMessage struct {
	Type    HIDSEvent       `json:"event"`
	Content json.RawMessage `json:"content"`
}

type HIDSSoftwareType 

type HIDSSoftwareType string
var (
	HIDSSoftwareType_APT HIDSSoftwareType = "apt"
	HIDSSoftwareType_YUM HIDSSoftwareType = "yum"
)

type HIDSTimestampType 

type HIDSTimestampType string
var (
	HIDSTimestampType_Last_Check_Login_Fail HIDSTimestampType = "last_check_login_fail"
)

type HostUserInfo 

type HostUserInfo struct {
	UserName     string `json:"user_name"`
	Uid          int32  `json:"uid"`
	Gid          int32  `json:"gid"`
	FullUserName string `json:"full_user_name"`
	HomeDir      string `json:"home_dir"`
	BashFile     string `json:"bash_file"`
}

type HostUsers 

type HostUsers struct {
	Users []HostUserInfo `json:"users"`
}

type ProcessEvent 

type ProcessEvent struct {
	EventName   ProcessEventType `json:"event_name"`
	ProcessMeta *ProcessMeta     `json:"process"`
}

type ProcessEventType 

type ProcessEventType string
const (
	ProcessEventType_New       ProcessEventType = "new"
	ProcessEventType_Disappear ProcessEventType = "disappear"
)

type ProcessInfo 

type ProcessInfo struct {
	Count     int            `json:"count"`
	Processes []*ProcessMeta `json:"processes"`
}

type ProcessMeta 

type ProcessMeta struct {
	Pid           int32   `json:"pid"`
	ProcessName   string  `json:"process_name"`
	CommandLine   string  `json:"command_line"`
	ChildrenPid   []int32 `json:"children_pid"`
	ParentPid     int32   `json:"parent_pid"`
	Status        string  `json:"status"`
	CPUPercent    float64 `json:"cpu_percent"`
	MemoryPercent float64 `json:"mem_percent"`
	Username      string  `json:"username"`
}

type ReverseShellInfo 

type ReverseShellInfo struct {
	Process       *ProcessMeta         `json:"process"`
	ParentProcess *ProcessMeta         `json:"parent_process"`
	Connections   []net.ConnectionStat `json:"connections"`
	VerboseReason string               `json:"verbose_reason"`
	Timestamp     int64                `json:"timestamp"`
}

type RpcSleepRequest 

type RpcSleepRequest struct {
	Seconds int `json:"seconds"`
}

type RpcSleepResponse 

type RpcSleepResponse struct {
	Ok bool `json:"ok"`
}

type SSHInfo 

type SSHInfo struct {
	Version                string `json:"version"`
	SSHV2                  bool   `json:"sshv2"`
	PermitEmptyPasswords   bool   `json:"permit_empty_passwords"`
	PasswordAuthentication bool   `json:"password_authentication"`
	HostKey                string `json:"host_key"`
}

func GetSSHInfo 

func GetSSHInfo(ctx context.Context, filePath string) (*SSHInfo, error)

type Software 

type Software struct {
	Name              string `json:"name"`
	Version           string `json:"version"`
	SoftwareTimestamp int64  `json:"timestamp"`
}

type SoftwareInfo 

type SoftwareInfo struct {
	SoftwareMgrType HIDSSoftwareType `json:"software_mgr_type"`
	InstallInfo     []Software       `json:"install_info"`
	RemoveInfo      []Software       `json:"remove_info"`
}

type UserLoginAttempt 

type UserLoginAttempt struct {
	TotalTicket int64            `json:"total_ticket"`
	Info        map[string]int64 `json:"info"`
}

type UserLoginFail 

type UserLoginFail struct {
	LoginActions []UserLoginInfo `json:"login_actions"`
}

type UserLoginFailFileTooLarge 

type UserLoginFailFileTooLarge struct {
	FilePath string `json:"file_path"`
	SizeM    int64  `json:"size_m"`
}

type UserLoginInfo 

type UserLoginInfo struct {
	UserName         string `json:"user_name"`
	EndpointType     string `json:"endpoint_type"`
	SourceEndpointIP string `json:"source_endpoint_ip"`
	LoginTimestamp   int32  `json:"login_timestamp"`
}

type UserLoginOK 

type UserLoginOK struct {
	LoginActions []UserLoginInfo `json:"login_actions"`
}

Source Files

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