crowdstrikelogs

package
v1.15.0 Latest Latest
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 Go to latest Published: Jan 22, 2021 License: AGPL-3.0 Imports: 9 Imported by: 0

Documentation

Index

Constants

View Source 
const TypePrefix = "Crowdstrike"

Variables

View Source 
var (
	TypeNetworkConnect = mustBuild(logtypes.ConfigJSON{
		Name:         TypePrefix + ".NetworkConnect",
		Description:  `This event is generated when an application attempts a remote connection on an interface`,
		ReferenceURL: `-`,
		NewEvent:     func() interface{} { return &NetworkConnect{} },
	})

	TypeNetworkListen = mustBuild(logtypes.ConfigJSON{
		Name:         TypePrefix + ".NetworkListen",
		Description:  `This event is generated when an application establishes a socket in listening mode`,
		ReferenceURL: `-`,
		NewEvent:     func() interface{} { return &NetworkListen{} },
	})
)

nolint:lll

View Source 
var (
	TypeProcessRollup2 = mustBuild(logtypes.ConfigJSON{
		Name:         TypePrefix + ".ProcessRollup2",
		Description:  `This event (often called "PR2" for short) is generated for a process that is running or has finished running on a host and contains information about that process.`,
		ReferenceURL: `-`,
		NewEvent:     func() interface{} { return &ProcessRollup2{} },
	})

	TypeSyntheticProcessRollup2 = mustBuild(logtypes.ConfigJSON{
		Name: TypePrefix + ".SyntheticProcessRollup2",

		Description:  `A synthetic version of the process rollup (PR2) event`,
		ReferenceURL: `-`,
		NewEvent:     func() interface{} { return &SyntheticProcessRollup2{} },
	})
)

nolint:lll

View Source 
var TypeDNSRequest = mustBuild(logtypes.ConfigJSON{
	Name:         TypePrefix + ".DNSRequest",
	Description:  `This event is generated for every attempted DNS name resolution on a host.`,
	ReferenceURL: `-`,
	NewEvent:     func() interface{} { return &DNSRequest{} },
})

TypeDNSRequest is the logtype entry for Crowdstrike DNS request events. nolint:lll

View Source 
var (

	// TypeUnknownEvent is a special event collects all crowdstrike events that don't yet have a registered log type
	TypeUnknownEvent = logtypes.MustBuild(logtypes.ConfigJSON{
		Name:         TypePrefix + ".Unknown",
		Description:  `This event is used to store all unknown crowdstrike log events`,
		ReferenceURL: `-`,
		NewEvent:     func() interface{} { return &UnknownEventWithPayload{} },
	})
)

Functions

func LogTypes 

func LogTypes() logtypes.Group

LogTypes exports all crowdstrike logs

Types

type BaseEvent 

type BaseEvent struct {
	Name           null.String `json:"name" validate:"required" description:"The event name"`
	AID            null.String `` /* 244-byte string literal not displayed */
	AIP            null.String `` /* 216-byte string literal not displayed */
	CID            null.String `json:"cid" description:"CID"`
	ID             null.String `json:"id" description:"ID"`
	EventPlatform  null.String `json:"event_platform" description:"The platform the sensor was running on"`
	Timestamp      time.Time   `` /* 129-byte string literal not displayed */
	TimestampHuman time.Time   `` /* 146-byte string literal not displayed */

	ComputerName    null.String `json:"ComputerName" panther:"hostname" description:"The name of the host."`
	ConfigBuild     null.String `json:"ConfigBuild" description:"Config build"`
	ConfigStateHash null.String `json:"ConfigStateHash" description:"Config state hash"`
	Entitlements    null.String `json:"Entitlements" description:"Entitlements"`

	TreeID        null.String `json:"TreeId" panther:"trace_id" description:"If this event is part of a detection tree, the tree ID it is part of"`
	TreeIDDecimal null.Int64  `` /* 134-byte string literal not displayed */
}

Common fields for all croudstrike events nolint:lll

type ContextEvent 

type ContextEvent struct {
	BaseEvent
	ContextThreadID         null.String `json:"ContextThreadId" description:"The unique ID of a process that was spawned by another process."`
	ContextThreadIDDecimal  null.Int64  `` /* 137-byte string literal not displayed */
	ContextTimestamp        time.Time   `json:"ContextTimeStamp" tcodec:"unix" description:"The time at which an event occurred on the system, as seen by the sensor."`
	ContextTimestampDecimal time.Time   `` /* 165-byte string literal not displayed */
	ContextProcessID        null.String `json:"ContextProcessId" description:"The unique ID of a process that was spawned by another process."`
	ContextProcessIDDecimal null.Int64  `` /* 138-byte string literal not displayed */
	InContext               null.String `json:"InContext" description:"In context (N/A on iOS)"`
}

Common context fields for events NOTE: All fields are not required so we can use this when parsing unknown events nolint:lll

func (*ContextEvent) PantherEventTime 

func (e *ContextEvent) PantherEventTime() time.Time

PantherEventTime implements pantherlog.EventTimer and tries to use the device timestamp else falls back to server timestamp.

type DNSRequest 

type DNSRequest struct {
	EventSimpleName null.String `json:"event_simpleName" validate:"required,eq=DnsRequest" description:"Event name"`

	ContextEvent

	EffectiveTransmissionClass null.Int64 `json:"EffectiveTransmissionClass" description:"Effective transmission class"`

	DomainName      null.String `json:"DomainName" panther:"domain" description:"The domain name requested"`
	InterfaceIndex  null.Int64  `json:"InterfaceIndex" description:"The network interface index (Windows only)"`
	DualRequest     null.Int64  `json:"DualRequest" description:"If the event is dual request (Windows only)"`
	DNSRequestCount null.Int64  `json:"DnsRequestCount" description:"The number of DNS requests (Windows only)"`
	AppIdentifier   null.String `json:"AppIdentifier" description:"The identifier of the app that made the request (Android, iOS)"`
	IPAddress       null.String `json:"IpAddress" panther:"ip" description:"The device ip address (Android, iOS)"`
	RequestType     null.String `json:"RequestType" description:"The DNS request type"`
}

nolint:lll

type NetworkConnect 

type NetworkConnect struct {
	EventSimpleName null.String `json:"event_simpleName" validate:"required,oneof=NetworkConnectIP4 NetworkConnectIP6" description:"Event name"`
	ContextEvent
	LocalAddressIP4     null.String `json:"LocalAddressIP4" panther:"ip" description:"Local IPv4 address for the connection"`
	LocalAddressIP6     null.String `json:"LocalAddressIP6" panther:"ip" description:"Local IPv6 address for the connection"`
	RemoteAddressIP4    null.String `json:"RemoteAddressIP4" panther:"ip"  description:"Remote IPv4 address for the connection"`
	RemoteAddressIP6    null.String `json:"RemoteAddressIP6" panther:"ip" description:"Remote IPv6 address for the connection"`
	ConnectionFlags     null.Uint16 `` /* 185-byte string literal not displayed */
	Protocol            null.Uint16 `json:"Protocol" description:"IP Protocol (ICMP = 1, TCP = 6, UDP = 17)"`
	LocalPort           null.Uint16 `json:"LocalPort" description:"Connection local port"`
	RemotePort          null.Uint16 `json:"RemotePort" description:"Connection remote port"`
	ConnectionDirection null.Uint16 `json:"ConnectionDirection" description:"Direction of the connection (OUTBOUND = 0, INBOUND = 1, NEITHER = 2, BOTH = 3)"`
	ICMPType            null.String `json:"IcmpType" description:"ICMP type (N/A on iOS)"`
	ICMPCode            null.String `json:"IcmpCode" description:"ICMP code (N/A on iOS)"`
}

nolint:lll

type NetworkListen 

type NetworkListen struct {
	EventSimpleName null.String `json:"event_simpleName" validate:"required,oneof=NetworkListenIP4 NetworkListenIP6" description:"event name"`
	ContextEvent
	LocalAddressIP4     null.String `json:"LocalAddressIP4" panther:"ip" description:"Local IPv4 address for the connection"`
	LocalAddressIP6     null.String `json:"LocalAddressIP6" panther:"ip"  description:"Local IPv6 address for the connection"`
	RemoteAddressIP4    null.String `json:"RemoteAddressIP4" panther:"ip" description:"Remote IPv4 address for the connection"`
	RemoteAddressIP6    null.String `json:"RemoteAddressIP6" panther:"ip" description:"Remote IPv6 address for the connection"`
	ConnectionFlags     null.Uint16 `` /* 185-byte string literal not displayed */
	Protocol            null.Uint16 `json:"Protocol" description:"IP Protocol (ICMP = 1, TCP = 6, UDP = 17)"`
	LocalPort           null.Uint16 `json:"LocalPort" description:"Connection local port"`
	RemotePort          null.Uint16 `json:"RemotePort" description:"Connection remote port"`
	ConnectionDirection null.Uint16 `json:"ConnectionDirection" description:"Direction of the connection (OUTBOUND = 0, INBOUND = 1, NEITHER = 2, BOTH = 3)"`
}

nolint:lll

type ProcessRollup2 

type ProcessRollup2 struct {
	EventSimpleName null.String `json:"event_simpleName" validate:"required,eq=ProcessRollup2" description:"Event name"`

	BaseEvent

	TargetProcessID  null.Int64  `json:"TargetProcessId" description:"The unique ID of a target process"`
	SourceProcessID  null.Int64  `json:"SourceProcessId" description:"The unique ID of creating process."`
	SourceThreadID   null.Int64  `json:"SourceThreadId" description:"The unique ID of thread from creating process."`
	ParentProcessID  null.Int64  `json:"ParentProcessId" description:"The unique ID of the parent process."`
	ImageFileName    null.String `` /* 243-byte string literal not displayed */
	CommandLine      null.String `json:"CommandLine" description:"The command line used to create this process. May be empty in some circumstances"`
	RawProcessID     null.Int64  `` /* 150-byte string literal not displayed */
	ProcessStartTime time.Time   `` /* 127-byte string literal not displayed */
	ProcessEndTime   time.Time   `json:"ProcessEndTime" tcodec:"unix" description:"The time the process finished (in decimal, non-hex format)."`
	SHA256HashData   null.String `` /* 155-byte string literal not displayed */
	SHA1HashData     null.String `json:"SHA1HashData" panther:"sha1" description:"The SHA1 hash of a file"`
	MD5HashData      null.String `json:"MD5HashData" panther:"md5" description:"The MD5 hash of a file"`

	// Windows only
	ImageSubsystem                     null.String `json:"ImageSubsystem" description:"Subsystem of the image filename (Windows only)"`
	UserSID                            null.String `` /* 170-byte string literal not displayed */
	AuthenticationID                   null.String `json:"AuthenticationId" description:"The authentication identifier (Windows only)" `
	IntegrityLevel                     null.String `json:"IntegrityLevel" description:"The integrity level (Windows only)" `
	ProcessCreateFlags                 null.String `json:"ProcessCreateFlags" description:"Captured flags from original process create. This is a bitfield. (Windows only)"`
	ProcessParameterFlags              null.String `` /* 167-byte string literal not displayed */
	ProcessSXSFlags                    null.String `` /* 207-byte string literal not displayed */
	ParentAuthenticationID             null.String `json:"ParentAuthenticationId" description:"The authentication identifier for the parent process (Windows only)" `
	TokenType                          null.String `json:"TokenType" description:"The token type (Windows only)"`
	SessionID                          null.String `json:"SessionId" description:"The id of the session (Windows only)"`
	WindowFlags                        null.String `json:"WindowFlags" description:"Flags from the window (Windows only)"`
	ShowWindowFlags                    null.String `json:"ShowWindowFlags" description:"Window visibility flags (Windows only)"`
	WindowStartingPositionHorizontal   null.Int64  `json:"WindowStartingPositionHorizontal" description:"Start horizontal position of the process window (Windows only)"`
	WindowStartingPositionVertical     null.Int64  `json:"WindowStartingPositionVertical" description:"Start vertical position of the process window (Windows only)"`
	WindowStartingWidth                null.Int64  `json:"WindowStartingWidth" description:"Start width of the process window (Windows only)"`
	WindowStartingHeight               null.Int64  `json:"WindowStartingHeight" description:"Start height of the process window (Windows only)"`
	Desktop                            null.String `json:"Desktop" description:"The desktop of the process window (Windows only)"`
	WindowStation                      null.String `json:"WindowStation" description:"The  process window station (Windows only)"`
	WindowTitle                        null.String `json:"WindowTitle" description:"The title of the process window (WindowsOnly)"`
	LinkName                           null.String `json:"LinkName" description:"Link name (Windows only)"`
	ApplicationUserModelID             null.String `json:"ApplicationUserModelId" description:"Application user model id (WindowsOnly)"`
	CallStackModuleNames               null.String `json:"CallStackModuleNames" description:"Call stack module names (Windows only)"`
	CallStackModuleNamesVersion        null.String `json:"CallStackModuleNamesVersion" description:"Call stack module names version (Windows only)"`
	RPCClientProcessID                 null.String `json:"RpcClientProcessId" description:"RPC client process id (Windows only)"`
	CSAProcessDataCollectionInstanceID null.String `json:"CsaProcessDataCollectionInstanceId" description:"CSA process data collection instance id (Windows only)"`
	OriginalCommandLine                null.String `json:"OriginalCommandLine" description:"The original command line used to create this process (Windows only)"`
	CreateProcessType                  null.String `json:"CreateProcessType" description:"Create process type (Windows only)"`
	ZoneIdentifier                     null.String `json:"ZoneIdentifier" description:"Zone identifier (Windows only)"`
	HostURL                            null.String `json:"HostUrl" description:"Host URL (Windows only)"`
	ReferrerURL                        null.String `json:"ReferrerUrl" panther:"url" description:"Referrer URL (Windows only)"`
	GrandParent                        null.String `json:"GrandParent" description:"Grant parent (Windows only)"`
	BaseFileName                       null.String `json:"BaseFileName" description:"Base file name (Windows only)"`

	Tags               null.String `json:"Tags" description:"Process tags comma separated list (Windows, Mac)"`
	ParentBaseFileName null.String `json:"ParentBaseFileName" description:"Parent process base file name (Windows, Mac)"`
	ProcessGroupID     null.Int64  `json:"ProcessGroupId" description:"Process group id (Windows, Mac)"`
	UID                null.Int64  `json:"UID" description:"UID (Mac, Linux, Android)"`
	RUID               null.Int64  `json:"RUID" description:"RUID (Mac, Linux, Android)"`
	SVUID              null.Int64  `json:"SVUID" description:"SVUID (Mac, Linux, Android)"`
	GID                null.Int64  `json:"GID" description:"GID (Mac, Linux, Android)"`
	RGID               null.Int64  `json:"RGID" description:"RGID (Mac, Linux, Android)"`
	SVGID              null.Int64  `json:"SVGID" description:"SVGID (Mac, Linux, Android)"`

	SessionProcessID null.Int64  `json:"SessionProcessId" description:"Session process id (Mac, Linux)"`
	MachOSubType     null.String `json:"MachOSubType" description:"MachOSubType (Mac only)"`

	TTYName        null.String `json:"TtyName" description:"TTY name (Linux only)"`
	OCIContainerID null.String `json:"OciContainerId" description:"OCI Container id (Linux only)"`

	// Android only
	SourceAndroidComponentName null.String `json:"SourceAndroidComponentName" description:"Source component name (Android only)"`
	TargetAndroidComponentName null.String `json:"TargetAndroidComponentName" description:"Target component name (Android only)"`
	TargetAndroidComponentType null.String `json:"TargetAndroidComponentType" description:"Target component type (Android only)"`
}

nolint:lll

type SyntheticProcessRollup2 

type SyntheticProcessRollup2 struct {
	EventSimpleName null.String `json:"event_simpleName" validate:"required,eq=SyntheticProcessRollup2" description:"event name"`

	ContextEvent
	TargetProcessID   null.Int64  `json:"TargetProcessId" description:"The unique ID of a target process"`
	SourceProcessID   null.Int64  `json:"SourceProcessId" description:"The unique ID of creating process."`
	SourceThreadID    null.Int64  `json:"SourceThreadId" description:"The unique ID of thread from creating process."`
	ParentProcessID   null.Int64  `json:"ParentProcessId" description:"The unique ID of the parent process."`
	ImageFileName     null.String `` /* 243-byte string literal not displayed */
	CommandLine       null.String `json:"CommandLine" description:"The command line used to create this process. May be empty in some circumstances"`
	RawProcessID      null.Int64  `` /* 150-byte string literal not displayed */
	ProcessStartTime  time.Time   `` /* 127-byte string literal not displayed */
	ProcessEndTime    time.Time   `json:"ProcessEndTime" tcodec:"unix" description:"The time the process finished (in decimal, non-hex format)."`
	SHA256HashData    null.String `` /* 155-byte string literal not displayed */
	SHA1HashData      null.String `json:"SHA1HashData" panther:"sha1" description:"The SHA1 hash of a file"`
	MD5HashData       null.String `json:"MD5HashData" panther:"md5" description:"The MD5 hash of a file"`
	SyntheticPR2Flags null.Uint16 `` /* 186-byte string literal not displayed */

	// Windows only
	ImageSubsystem   null.String `json:"ImageSubsystem" description:"Subsystem of the image filename (Windows only)"`
	UserSID          null.String `` /* 170-byte string literal not displayed */
	AuthenticationID null.String `json:"AuthenticationId" description:"The authentication identifier (Windows only)" `
	IntegrityLevel   null.String `json:"IntegrityLevel" description:"The integrity level (Windows only)" `

	// Mac only
	ProcessGroupID   null.Int64 `json:"ProcessGroupId" description:"Process group id (Mac)"`
	UID              null.Int64 `json:"UID" description:"UID (Mac)"`
	RUID             null.Int64 `json:"RUID" description:"RUID (Mac)"`
	SVUID            null.Int64 `json:"SVUID" description:"SVUID (Mac)"`
	GID              null.Int64 `json:"GID" description:"GID (Mac)"`
	RGID             null.Int64 `json:"RGID" description:"RGID (Mac)"`
	SVGID            null.Int64 `json:"SVGID" description:"SVGID (Mac)"`
	SessionProcessID null.Int64 `json:"SessionProcessId" description:"Session process id (Mac)"`
}

nolint:lll

type UnknownEvent 

type UnknownEvent struct {
	EventSimpleName null.String `json:"event_simpleName" validate:"required" description:"Event name"`
	ContextEvent
}

This event holds all common fields for crowdstrike events.

type UnknownEventWithPayload 

type UnknownEventWithPayload struct {
	// We neethe ed the embedding to parse the base fields of the payload
	UnknownEvent
	UnknownPayload *jsoniter.RawMessage `json:"unknown_payload" validate:"required" description:"The full JSON payload of the event"`
}

This event is a catch-all event for all (yet) unknown crowdstrike events

Source Files

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