Microsoft-Antimalware-RTP

Event	Title	Channel	Sample	Rule
1	RTPPassthroughStart	Application	N	N
2	RTPPassthroughStop	Application	N	N
3	RTPPluginStart	Application	N	N
4	RTPPluginStop	Application	N	N
5	RTPFilterLoad	Application	N	N
6	RTPFilterUnload	Application	N	N
7	RTPSetEngine	Application	N	N
8	RTPFlushCache	Application	N	N
9	RTPScanTimeout	Application	N	N
10	RTPEnabled	Application	N	N
11	RTPDisabled	Application	N	N
12	RTPConfigUpdate	Application	Y	N
13	RTPSetRegistryMonitoring	Application	N	N
14	RTPThreatDetection	Application	N	N
15	RTPSampleDetection	Application	N	N
16	RTPLofiDetection	Application	N	N
17	RTPExpensiveDetection	Application	N	N
18	RTPBMDetection	Application	N	N
19	RTPSeqRead	Application	N	N
20	RTPSuspend	Application	N	N
21	RTPResume	Application	N	N
22	RTPPriority	Application	Y	N
23	DlpPerfOperationStart	Application	N	N
24	DlpPerfOperationStop	Application	N	N
25	DCEvent	Application	N	N
26	DCEvent26	Application	N	N
27	RTPFileScanResult	Application	Y	N
28	DCEvent28	Application	N	N
29	DCEvent29	Application	N	N

Event ID 1: RTPPassthroughStart

Channel: Application
Task: RTPPassthrough
Opcode: Start

Event ID 2: RTPPassthroughStop

Channel: Application
Task: RTPPassthrough
Opcode: Stop

Event ID 3: RTPPluginStart

Channel: Application
Task: RTPPlugin
Opcode: Start

Event ID 4: RTPPluginStop

Channel: Application
Task: RTPPlugin
Opcode: Stop

Event ID 5: RTPFilterLoad

Channel: Application
Task: RTPFilterLoad

Event ID 6: RTPFilterUnload

Channel: Application
Task: RTPFilterUnload

Event ID 7: RTPSetEngine

Channel: Application
Task: RTPSetEngine

Event ID 8: RTPFlushCache

Channel: Application
Task: RTPFlushCache

Event ID 9: RTPScanTimeout

Channel: Application
Task: RTPScanTimeout

Event ID 10: RTPEnabled

Channel: Application
Task: RTPEnabled

Event ID 11: RTPDisabled

Channel: Application
Task: RTPDisabled

Event ID 12: RTPConfigUpdate

Channel: Application
Level: Informational
Task: RTPConfigUpdate

Example Event #

{
  "system": {
    "channel": "Application",
    "computer": "10.2.10.21",
    "correlation": {},
    "event_id": 12,
    "event_record_id": 0,
    "event_source_name": "",
    "execution": {
      "process_id": 4356,
      "thread_id": 1608
    },
    "guid": "",
    "keywords": 0,
    "level": 4,
    "opcode": 0,
    "provider": "Microsoft-Antimalware-RTP",
    "security": {
      "user_id": ""
    },
    "task": 0,
    "time_created": "2026-07-22 08:41:23.216Z",
    "version": 0
  },
  "event_data": {},
  "message": ""
}

Event ID 13: RTPSetRegistryMonitoring

Channel: Application
Task: RTPSetRegistryMonitoring

Event ID 14: RTPThreatDetection

Channel: Application
Task: RTPThreatDetection

Fields #

Name	Description
`File` UnicodeString

Event ID 15: RTPSampleDetection

Channel: Application
Task: RTPSampleDetection

Fields #

Name	Description
`File` UnicodeString

Event ID 16: RTPLofiDetection

Channel: Application
Task: RTPLofiDetection

Fields #

Name	Description
`File` UnicodeString

Event ID 17: RTPExpensiveDetection

Channel: Application
Task: RTPExpensiveDetection

Fields #

Name	Description
`File` UnicodeString

Event ID 18: RTPBMDetection

Channel: Application
Task: RTPBMDetection

Event ID 19: RTPSeqRead

Channel: Application
Task: RTPSeqRead

Event ID 20: RTPSuspend

Channel: Application
Task: RTPSuspend

Event ID 21: RTPResume

Channel: Application
Task: RTPResume

Event ID 22: RTPPriority

Channel: Application
Also via: realtime ETW trace
Level: Informational
Task: RTPPriority
Opcode: win:Info

Fields #

Name	Description
`Description` UnicodeString
`PreviousValue` UInt32
`IntendedValueOrHResult` UInt32
`LatestValue` UInt32

Example Event #

{
  "system": {
    "provider": "Microsoft-Antimalware-RTP",
    "guid": "{8E92DEEF-5E17-413B-B927-59B2F06A3CFC}",
    "event_source_name": "",
    "event_id": 22,
    "version": 0,
    "level": 4,
    "task": 20,
    "opcode": 0,
    "keywords": "0x0000000000000000",
    "time_created": "2026-06-02T05:18:28.997+00:00",
    "event_record_id": 0,
    "correlation": {},
    "execution": {
      "process_id": 4712,
      "thread_id": 10308
    },
    "channel": "ETW Trace",
    "computer": "JD-DC01-2022",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "Description": "AsyncWorkerUpdate",
    "IntendedValueOrHResult": 0,
    "LatestValue": 8,
    "PreviousValue": 8
  },
  "message": "RTPPriority"
}

Event ID 23: DlpPerfOperationStart

Channel: Application
Task: DlpPerfOperation
Opcode: Start

Fields #

Name	Description
`Operation` UInt32	Known values `%%2456` Open key file. `%%2457` Delete key file. `%%2458` Read persisted key from file. `%%2459` Write persisted key to file. `%%2464` Export of persistent cryptographic key. `%%2465` Import of persistent cryptographic key. `%%2480` Open Key. `%%2481` Create Key. `%%2482` Delete Key. `%%2483` Encrypt. `%%2484` Decrypt. `%%2485` Sign hash. `%%2486` Secret agreement. `%%2487` Domain settings. `%%2488` Local settings. `%%2489` Add provider. `%%2490` Remove provider. `%%2491` Add context. `%%2492` Remove context. `%%2493` Add function. `%%2494` Remove function. `%%2495` Add function provider. `%%2496` Remove function provider. `%%2497` Add function property. `%%2498` Remove function property. `%%2499` Machine key. `%%2500` User key. `%%2501` Key Derivation. `%%2502` Claim Creation. `%%2503` Claim Verification.
`SubOperation` UInt32
`AccessCheck` UInt32

Event ID 24: DlpPerfOperationStop

Channel: Application
Task: DlpPerfOperation
Opcode: Stop

Fields #

Name	Description
`Operation` UInt32	Known values `%%2456` Open key file. `%%2457` Delete key file. `%%2458` Read persisted key from file. `%%2459` Write persisted key to file. `%%2464` Export of persistent cryptographic key. `%%2465` Import of persistent cryptographic key. `%%2480` Open Key. `%%2481` Create Key. `%%2482` Delete Key. `%%2483` Encrypt. `%%2484` Decrypt. `%%2485` Sign hash. `%%2486` Secret agreement. `%%2487` Domain settings. `%%2488` Local settings. `%%2489` Add provider. `%%2490` Remove provider. `%%2491` Add context. `%%2492` Remove context. `%%2493` Add function. `%%2494` Remove function. `%%2495` Add function provider. `%%2496` Remove function provider. `%%2497` Add function property. `%%2498` Remove function property. `%%2499` Machine key. `%%2500` User key. `%%2501` Key Derivation. `%%2502` Claim Creation. `%%2503` Claim Verification.
`SubOperation` UInt32
`AccessCheck` UInt32

Event ID 25: DCEvent

Channel: Application
Task: DCEvent

Fields #

Name	Description
`Timestamp` UInt64
`ActionType` UnicodeString
`Access` UnicodeString
`Policy` UnicodeString
`MachineName` UnicodeString
`MediaName` UnicodeString
`ClassName` UnicodeString
`ClassGuid` UnicodeString
`UserName` UnicodeString
`VendorId` UnicodeString
`ProductId` UnicodeString
`DeviceId` UnicodeString
`InstanceId` UnicodeString
`SerialNumber` UnicodeString
`BusType` UnicodeString
`FilePath` UnicodeString
`FileSize` UInt64
`Tag` UInt64
`DomainAuthenticatedNetworkPresent` UnicodeString
`ActiveVPNConnections` UnicodeString
`ProcessImageName` UnicodeString
`PolicyId` UnicodeString
`AccessChainRuleIds` UnicodeString
`AccessChainRuleEntryIds` UnicodeString
`PrinterPortName` UnicodeString

Event ID 26: DCEvent26

Channel: Application
Task: DCEvent

Fields #

Name	Description
`Timestamp` UInt64
`Policy` UnicodeString
`PolicyRuleId` UnicodeString
`DuplicatedOperation` UnicodeString
`MachineName` UnicodeString
`UserName` UnicodeString
`ClassName` UnicodeString
`MediaName` UnicodeString
`InstanceId` UnicodeString
`SerialNumber` UnicodeString
`VendorId` UnicodeString
`ProductId` UnicodeString
`DeviceFilePath` UnicodeString
`EvidenceFileSize` UInt64
`EvidenceFileLocation` UnicodeString
`Tag` UInt64

Event ID 27: RTPFileScanResult

Channel: Application
Also via: realtime ETW trace
Level: Informational
Task: RTPFileScanResult
Opcode: win:Info

Fields #

Name	Description
`FileName` UnicodeString
`ScanReason` UInt32
`FileId` UInt64
`USN` UInt64
`RtpScanResult` UInt32
`RtpScanAction` UInt32
`DoNotCache` UInt32
`Flags` UInt32
`ScanResult` UInt32
`hr` UInt32

Example Event #

{
  "system": {
    "provider": "Microsoft-Antimalware-RTP",
    "guid": "{8E92DEEF-5E17-413B-B927-59B2F06A3CFC}",
    "event_source_name": "",
    "event_id": 27,
    "version": 0,
    "level": 4,
    "task": 23,
    "opcode": 0,
    "keywords": "0x0000000000000000",
    "time_created": "2026-06-02T04:10:16.802+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{E9BB1A5E-6969-4F68-BB28-D76285FBCF17}"
    },
    "execution": {
      "process_id": 3756,
      "thread_id": 3984
    },
    "channel": "ETW Trace",
    "computer": "DESKTOP-FF3N5XK",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "DoNotCache": 0,
    "FileId": 281474976775421,
    "FileName": "\\Device\\HarddiskVolume4\\Windows\\System32\\drivers\\msquic.sys",
    "Flags": 0,
    "RtpScanAction": 0,
    "RtpScanResult": 0,
    "ScanReason": 3,
    "ScanResult": 3,
    "USN": 0,
    "hr": 0
  },
  "message": "RTPFileScanResult"
}

Event ID 28: DCEvent28

Channel: Application
Task: DCEvent

Fields #

Name	Description
`Timestamp` UInt64
`CurrentGrantedAccess` UnicodeString
`MaximumPossibleGrantedAccess` UnicodeString
`CurrentDeniedAccess` UnicodeString
`MinimumGuaranteedDeniedAccess` UnicodeString
`MachineName` UnicodeString
`UserName` UnicodeString
`ClassName` UnicodeString
`MediaName` UnicodeString
`BusType` UnicodeString
`DeviceId` UnicodeString
`InstanceId` UnicodeString
`SerialNumber` UnicodeString
`VendorId` UnicodeString
`ProductId` UnicodeString
`DomainAuthenticatedNetworkPresent` UnicodeString
`ActiveVPNConnections` UnicodeString
`ActiveNetworks` UnicodeString
`DevicePolicyGroupMembership` UnicodeString

Event ID 29: DCEvent29

Channel: Application
Task: DCEvent

Fields #

Name	Description
`Timestamp` UInt64
`State` UnicodeString

Provenance

ETW provider GUID {8E92DEEF-5E17-413B-B927-59B2F06A3CFC}

Defined in MpRtp.dll, which carries the event manifest.

WS2022-20348.4893, sample captured from a live trace, binary version 4.18.26040.7, captured 2026-06-02 — Manifest XML pack, 1.9 MB
Win11-26200.6584, sample captured from a live trace, binary version 4.18.26040.7, captured 2026-06-02 — Manifest XML pack, 2.0 MB
WS2022-20348.4893, schema read from the registered manifest, binary version 4.18.26040.7, captured 2026-06-02 — Manifest XML pack, 1.9 MB
Win11-26200.6584, schema read from the registered manifest, binary version 4.18.26040.7, captured 2026-06-02 — Manifest XML pack, 2.0 MB