RC-1

main.go

@@ -52,31 +52,6 @@ type ChannelConfig struct {
 	IDs  map[uint32]bool
 }
 
-var channelConfigs = []ChannelConfig{
-	{
-		Name: "System",
-		IDs: map[uint32]bool{
-			1074: true, // Shutdown/Reboot
-			6005: true, // Eventlog gestartet
-			6006: true, // Eventlog gestoppt
-		},
-	},
-	{
-		Name: "Application",
-		IDs: map[uint32]bool{
-			1000: true, // Beispiel: Application Error
-		},
-	},
-	// Beispiel:
-	// {
-	// 	Name: "Security",
-	// 	IDs: map[uint32]bool{
-	// 		4624: true,
-	// 		4625: true,
-	// 	},
-	// },
-}
-
 type AgentConfig struct {
 	BackendURL    string        `json:"backend_url"`
 	EnrollmentKey string        `json:"enrollment_key"`
@@ -784,16 +759,6 @@ func evtClose(h windows.Handle) error {
 	return nil
 }
 
-func isIgnorableEvtNextError(err error) bool {
-	var errno syscall.Errno
-	if errors.As(err, &errno) {
-		return errno == windows.ERROR_TIMEOUT ||
-			errno == windows.ERROR_NO_MORE_ITEMS ||
-			errno == ERROR_EVT_INVALID_OPERATION
-	}
-	return false
-}
-
 func installService() error {
 	exepath, err := os.Executable()
 	if err != nil {
@@ -951,8 +916,146 @@ func defaultAgentConfig() *AgentConfig {
 		EnrollmentKey: getenvDefault("SIEM_ENROLLMENT_KEY", "BITTE_SEHR_LANG_UND_ZUFAELLIG"),
 		StateFile:     `C:\ProgramData\WinEventForwarder\state.json`,
 		ChannelRules: []ChannelRule{
-			{Name: "System", IDs: []uint32{1074, 6005, 6006}},
-			{Name: "Security", IDs: []uint32{4624, 4625}},
+
+			// =========================
+			// SYSTEM
+			// =========================
+			{
+				Name: "System",
+				IDs: []uint32{
+					1074, // planned shutdown
+					6005, // startup
+					6006, // shutdown
+					6008, // unexpected shutdown
+					7045, // service installed
+				},
+			},
+
+			// =========================
+			// SECURITY
+			// =========================
+			{
+				Name: "Security",
+				IDs: []uint32{
+
+					// --- Logon / Auth ---
+					4624, // logon success
+					4625, // logon failed
+					4648, // explicit credentials
+					4672, // special privileges
+					4673, 4674,
+
+					// --- Security / Audit ---
+					1102, // log cleared
+					4719, // audit policy
+					4902, 4904, 4905, 4906, 4907, 4908, 4912,
+
+					// --- Time ---
+					4616, // system time changed
+
+					// --- User ---
+					4720, 4722, 4723, 4724, 4725, 4726,
+					4738,
+					4740,
+
+					// --- Groups ---
+					4727, 4728, 4729,
+					4730, 4731, 4732, 4733, 4734, 4735, 4737,
+					4754, 4755, 4756, 4757, 4758,
+
+					// --- Computer ---
+					4741, 4742, 4743,
+
+					// --- Kerberos / NTLM ---
+					4768, 4769,
+					4771, 4776,
+
+					// --- Services / Tasks ---
+					4697,
+					4698, 4699,
+					4700, 4701, 4702,
+
+					// --- AD / Directory ---
+					4662, // object access
+					4670, // permission change
+					5136, 5137, 5141,
+
+					// --- Shares ---
+					5140, 5145,
+
+					// --- AD CS ---
+					4882, 4885, 4886, 4887,
+					4890, 4891, 4892,
+					4898, 4899, 4900,
+
+					// --- Defender ---
+					5001, // real-time protection disabled
+				},
+			},
+
+			// =========================
+			// POWERSHELL
+			// =========================
+			{
+				Name: "Microsoft-Windows-PowerShell/Operational",
+				IDs: []uint32{
+					4104, // script block
+				},
+			},
+			{
+				Name: "Windows PowerShell",
+				IDs: []uint32{
+					4104,
+				},
+			},
+
+			// =========================
+			// DEFENDER
+			// =========================
+			{
+				Name: "Microsoft-Windows-Windows Defender/Operational",
+				IDs: []uint32{
+					1116, // malware detected
+					1117, // remediation
+					1118, 1119,
+					5007, // config change
+					5013,
+				},
+			},
+
+			// =========================
+			// WMI (Lateral Movement!)
+			// =========================
+			{
+				Name: "Microsoft-Windows-WMI-Activity/Operational",
+				IDs: []uint32{
+					5857, 5858, 5859, 5860, 5861,
+				},
+			},
+
+			// =========================
+			// RDP
+			// =========================
+			{
+				Name: "Microsoft-Windows-TerminalServices-RemoteConnectionManager/Operational",
+				IDs: []uint32{
+					1149, // RDP login
+				},
+			},
+
+			// =========================
+			// OPTIONAL (laut!)
+			// =========================
+
+			/*
+				{
+					Name: "Security",
+					IDs: []uint32{
+						4688, // process creation (SEHR LAUT!)
+					},
+				},
+			*/
+
 		},
 	}
 }