diff --git a/hydra-gtk/src/callbacks.c b/hydra-gtk/src/callbacks.c
index 5600f15..f586208 100644
--- a/hydra-gtk/src/callbacks.c
+++ b/hydra-gtk/src/callbacks.c
@@ -33,7 +33,7 @@ int hydra_pid = 0;
 char port[10];
 char tasks[10];
 char timeout[10];
-char smbparm[12];
+char smbparm[128];
 char sapr3id[4];
 char passLoginNull[4];
 
@@ -274,7 +274,7 @@ int hydra_get_options(char *options[]) {
     options[i++] = (char *) gtk_entry_get_text((GtkEntry *) widget);
 
   } else if (!strcmp(tmp, "smb")) {
-    memset(smbparm, 0, 12);
+    memset(smbparm, 0, sizeof(smbparm));
 
     widget = lookup_widget(GTK_WIDGET(wndMain), "chkDomain");
     widget2 = lookup_widget(GTK_WIDGET(wndMain), "chkLocal");
@@ -300,7 +300,22 @@ int hydra_get_options(char *options[]) {
       strcat(smbparm, "Hash");
     }
     options[i++] = smbparm;
+  } else if (!strcmp(tmp, "smb2")) {
+    memset(smbparm, 0, sizeof(smbparm));
 
+    options[i++] = "-m";
+    options[i++] = smbparm;
+
+    widget = lookup_widget(GTK_WIDGET(wndMain), "chkNTLM");
+    int pth = gtk_toggle_button_get_active((GtkToggleButton *) widget);
+
+    widget = lookup_widget(GTK_WIDGET(wndMain), "entSMB2Workgroup");
+
+    snprintf(smbparm,
+             sizeof(smbparm)-1,
+             "nthash:%s workgroup:{%s}",
+             pth ? "true" : "false",
+             (char *) gtk_entry_get_text((GtkEntry *) widget));
   } else if (!strcmp(tmp, "sapr3")) {
     widget = lookup_widget(GTK_WIDGET(wndMain), "spnSAPR3");
     j = gtk_spin_button_get_value_as_int((GtkSpinButton *) widget);
diff --git a/hydra-gtk/src/interface.c b/hydra-gtk/src/interface.c
index 6b665eb..7c002dc 100644
--- a/hydra-gtk/src/interface.c
+++ b/hydra-gtk/src/interface.c
@@ -171,6 +171,9 @@ GtkWidget *create_wndMain(void) {
   GtkWidget *btnClear;
   GtkWidget *label4;
   GtkWidget *statusbar;
+  GtkWidget *lblSMB2;
+  GtkWidget *entSMB2Workgroup;
+  GtkWidget *fraSMB2;
   GtkAccelGroup *accel_group;
   GtkTooltips *tooltips;
 
@@ -273,6 +276,7 @@ GtkWidget *create_wndMain(void) {
   cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "sapr3");
   cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "sip");
   cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "smb");
+  cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "smb2");
   cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "smtp");
   cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "snmp");
   cmbProtocol_items = g_list_append(cmbProtocol_items, (gpointer) "socks5");
@@ -849,25 +853,42 @@ GtkWidget *create_wndMain(void) {
   gtk_widget_set_name(chkLocal, "chkLocal");
   gtk_widget_show(chkLocal);
   gtk_box_pack_start(GTK_BOX(hbox2), chkLocal, TRUE, TRUE, 0);
-  gtk_tooltips_set_tip(tooltips, chkLocal, "Just attack local accounts", NULL);
+  gtk_tooltips_set_tip(tooltips, chkLocal, "Just attack local accounts (only valid for smb module)", NULL);
 
   chkDomain = gtk_check_button_new_with_mnemonic("domain accounts");
   gtk_widget_set_name(chkDomain, "chkDomain");
   gtk_widget_show(chkDomain);
   gtk_box_pack_start(GTK_BOX(hbox2), chkDomain, TRUE, TRUE, 0);
-  gtk_tooltips_set_tip(tooltips, chkDomain, "Attack domain and local accounts", NULL);
+  gtk_tooltips_set_tip(tooltips, chkDomain, "Attack domain and local accounts (only valid for smb module)", NULL);
 
   chkNTLM = gtk_check_button_new_with_mnemonic("Interpret passes as NTLM hashes");
   gtk_widget_set_name(chkNTLM, "chkNTLM");
   gtk_widget_show(chkNTLM);
   gtk_box_pack_start(GTK_BOX(hbox2), chkNTLM, FALSE, FALSE, 0);
-  gtk_tooltips_set_tip(tooltips, chkNTLM, "Interpret passes as NTML hashes", NULL);
+  gtk_tooltips_set_tip(tooltips, chkNTLM, "Interpret passes as NTML hashes  (valid for both smb and smb2 modules)", NULL);
 
   label18 = gtk_label_new("SMB");
   gtk_widget_set_name(label18, "label18");
   gtk_widget_show(label18);
   gtk_frame_set_label_widget(GTK_FRAME(frame6), label18);
 
+  fraSMB2 = gtk_frame_new(NULL);
+  gtk_widget_set_name(fraSMB2, "fraSMB2");
+  gtk_widget_show(fraSMB2);
+  gtk_box_pack_start(GTK_BOX(vbox4), fraSMB2, TRUE, TRUE, 0);
+
+  entSMB2Workgroup = gtk_entry_new();
+  gtk_widget_set_name(entSMB2Workgroup, "entSMB2Workgroup");
+  gtk_widget_show(entSMB2Workgroup);
+  gtk_container_add(GTK_CONTAINER(fraSMB2), entSMB2Workgroup);
+  gtk_tooltips_set_tip(tooltips, entSMB2Workgroup, "Workgroup to use for SMB authentication (only valid for smb2 module)", NULL);
+  gtk_entry_set_text(GTK_ENTRY(entSMB2Workgroup), "WORKGROUP");
+
+  lblSMB2 = gtk_label_new("SMB2 Workgroup");
+  gtk_widget_set_name(lblSMB2, "lblSMB2");
+  gtk_widget_show(lblSMB2);
+  gtk_frame_set_label_widget(GTK_FRAME(fraSMB2), lblSMB2);
+
   frame7 = gtk_frame_new(NULL);
   gtk_widget_set_name(frame7, "frame7");
   gtk_widget_show(frame7);
@@ -1164,6 +1185,7 @@ GtkWidget *create_wndMain(void) {
   GLADE_HOOKUP_OBJECT(wndMain, label4, "label4");
   GLADE_HOOKUP_OBJECT(wndMain, statusbar, "statusbar");
   GLADE_HOOKUP_OBJECT_NO_REF(wndMain, tooltips, "tooltips");
+  GLADE_HOOKUP_OBJECT(wndMain, entSMB2Workgroup, "entSMB2Workgroup");
 
   gtk_window_add_accel_group(GTK_WINDOW(wndMain), accel_group);