use default handler, clear stage bytes on job stop

server/c2/http.go

@@ -673,7 +673,7 @@ func (s *SliverHTTPC2) stagerHander(resp http.ResponseWriter, req *http.Request)
 		httpLog.Infof("Serving sliver shellcode (size %d) to %s", len(s.SliverStage), getRemoteAddr(req))
 		resp.WriteHeader(http.StatusOK)
 	} else {
-		resp.WriteHeader(http.StatusNotFound)
+		s.defaultHandler(resp, req)
 	}
 }
 

server/c2/jobs.go

@@ -305,6 +305,7 @@ func StartHTTPStagerListenerJob(conf *HTTPServerConfig, data []byte) (*core.Job,
 	cleanup := func(err error) {
 		server.Cleanup()
 		core.Jobs.Remove(job)
+		server.SliverStage = []byte{}
 		core.EventBroker.Publish(core.Event{
 			Job:       job,
 			EventType: consts.JobStoppedEvent,
@@ -393,31 +394,6 @@ func StartPersistentJobs(cfg *configs.ServerConfig) error {
 	return nil
 }
 
-// checkInterface verifies if an IP address
-// is attached to an existing network interface
-func checkInterface(a string) bool {
-	interfaces, err := net.Interfaces()
-	if err != nil {
-		return false
-	}
-	for _, i := range interfaces {
-		addresses, err := i.Addrs()
-		if err != nil {
-			return false
-		}
-		for _, netAddr := range addresses {
-			addr, err := net.ResolveTCPAddr("tcp", netAddr.String())
-			if err != nil {
-				return false
-			}
-			if addr.IP.String() == a {
-				return true
-			}
-		}
-	}
-	return false
-}
-
 // Fuck'in Go - https://stackoverflow.com/questions/30815244/golang-https-server-passing-certfile-and-kyefile-in-terms-of-byte-array
 // basically the same as server.ListenAndServerTLS() but we can pass in byte slices instead of file paths
 func listenAndServeTLS(srv *http.Server, certPEMBlock, keyPEMBlock []byte) error {

server/c2/wireguard.go

@@ -184,7 +184,7 @@ func acceptWGSliverConnections(ln net.Listener) {
 func handleWGSliverConnection(conn net.Conn) {
 	wgLog.Infof("Accepted incoming connection: %s", conn.RemoteAddr())
 
-	implantConn := core.NewImplantConnection("wg", fmt.Sprintf("%s", conn.RemoteAddr()))
+	implantConn := core.NewImplantConnection("wg", conn.RemoteAddr().String())
 	implantConn.UpdateLastMessage()
 	defer func() {
 		implantConn.Cleanup()