看web看多了,想寫寫頁游的外掛,其實(shí)原理是一樣的,就是端口不一樣協(xié)議字段你不知道,而這也提高了點(diǎn)技術(shù)門檻,看我們來一點(diǎn)一點(diǎn)突破這些門檻,這次我們來用python發(fā)包模擬flash的客戶端登陸。
以熱血三國2為例,熱血三國2是一款balabalaba自己查去吧的游戲。
step1 : 在sg2.ledu.com注冊個賬戶
? 略過...
step2 : 登陸游戲,wireshark抓包分析
? ? 以雙線784服為例,游戲頁面地址http://s784.sg2.ledu.com/,現(xiàn)在游戲一般都是聯(lián)運(yùn)的,就是我的域名下套著游戲給的iframe,當(dāng)然請求iframe時會有之間的相互簽名的。然后就變成這樣了
真正的地址是
而這個地址帶來的是我們最終想要的
一個flash地址跟它的參數(shù)s
<object?type="application/x-shockwave-flash"?data="http://cdn.ledu.com/rxsg2/1.13.0.9/swf/Rxsg2Runner.swf?r=1916775188"?width="100%"?height="100%"?id="web_game"?style="visibility:?visible;">
<param?name="flashvars"?value="g_version=1.13.0.9&g_swf_path=http%3A%2F%2Fcdn.ledu.com%2Frxsg2%2F1.13.0.9&g_res_path=http%3A%2F%2Fcdn.ledu.com%2Frxsg2%2F1.13.0&g_pass_type=ledu&g_pass_port=testfoliet&g_pass_token=2dfdca253759b6986807421362e05e55&g_host=183.60.46.109&g_port=27614&g_pay_url=http%3A%2F%2Fepay.ledu.com%2Findex%2Findex%2Fgid%2F22%2Fsid%2F17614&g_act_url=UNIQUE&g_fcm_url=http%3A%2F%2Fkf.ledu.com%2Ffcm%2F%3Fgameid%3D0%26pid%3Duuyx&g_server_id=17614&">
<param?name="allowscriptaccess"?value="always">
<param?name="wmode"?value="Opaque">
<param?name="menu"?value="false">
<param?name="bgcolor"?value="#000000">
</object>
而第一個參數(shù)flashvars包含了通信的變量,我們把它urldecode一下得到,
#g_version
1.13.
0.9
#g_swf_path
#g_res_path
#g_pass_type ledu
#g_pass_port testfoliet
#g_pass_token string(md5) 2DFDCA253759B6986807421362E05E55
#g_host 183.60.
46.109
#g_port 27614
#g_pat_url
#g_act_url
#g_fcm_url
#g_server_id 17614 捕獲封包
其實(shí)就發(fā)了倆包,第二個是個持續(xù)的連接
第一個
第二個是認(rèn)證登陸的
從我們能看懂的地方
6c 65 64 75 ?->?ledu ,
中間是個0a00
下面是74 65?73 74 66 6f 6c 69 65 74 -> testfoliet
2000
38 37 37 35 38 63?33 31 62 65 62 63 35 65 ?33 65 35 61 38 33 63 6237 35 63 39 36 35 34 66 ?32 64
這個是我們的32個字符的hash ,
0800?
31 2e 31 33?2e 30 2e 39這個是我們的版本1.13.0.9,
2000
61 63 65 32 30 39 63 65??64 66 30 36 35 34 39 33?34 61 63 62 38 62 35 6338 62 32 35 36 32
這個事32位的hash
此時大致的輪廓出來了,每個字符串前面有2個字節(jié)是表示字符串的字節(jié)數(shù),比如ledu前面是0400,testfoliet (10位)前面是0a00,hash前面是2000.
然后我們再讀下解密后的swf文件as代碼(http://www.showmycode.com/)在線反編譯swf文件
package Rxsg2.Common {import Nireus.Base.Service.Socket.*
;public class Login {private static var _login_func:Function =
null;private static var _code_transfer_loaded:
Boolean =
false;private static var _mask:String =
"";public static function login(_arg1:Function):
void{var succ_func:* =
_arg1;_login_func =
succ_func;SocketService.getInstance().registerNotify(ProcDef.USER_NOTIFY_LOGIN, onUserLogin);SocketService.getInstance().callProcRaw(ProcDef.SYSTEM_PROC_LOGIN, function (_arg1:NetData):
void{_arg1.writeInt(GlobalData.server_id);_arg1.writeString(GlobalData.pass_type);_arg1.writeString(GlobalData.pass_port);_arg1.writeString(GlobalData.pass_token);_arg1.writeString(GlobalData.version);_arg1.writeString(Crypto.hash((((GlobalData.pass_port + GlobalData.version) +
"8Ij18Hisl1na0Ous2f") +
ProcDef.PROC_SIGN)));});}public static function onUserLogin(_arg1:NetData):
void{var _local2:int =
_arg1.readByte();var _local3 = !((_arg1.readByte() == 0
));var _local4:String =
_arg1.readString();((_login_func) && (_login_func((_local2 > 0
), _local3)));if (_local2 >= 0
){loadProcTransfer(_local4);};}public static function loadProcTransfer(_arg1:String):
void{onLoadProcTransfer();}private static function onLoadProcTransfer():
void{_code_transfer_loaded =
true;tryEnterGame();}public static function tryEnterGame():
void{if (((((GlobalData.allow_enter) && (GlobalData.main_loaded))) &&
(_code_transfer_loaded))){SocketService.getInstance().callProc(ProcDef.USER_PROC_ENTER_GAME);sendMask();};}public static function setMask(_arg1:String):
void{_mask =
_arg1;sendMask();}private static function sendMask():
void{if (GlobalData.login_mask.length > 0
){SocketService.getInstance().sendProc(ProcDef.USER_PROC_SEND_LOGIN_MASK, function (_arg1:NetData):
void{_arg1.writeString(GlobalData.login_mask);});};}}}//package Rxsg2.Common ?
?ProcDef.PROC_SIGN 是個常量PROC_SIGN_DEFAULT,其實(shí)我們沒猜到的就是前面有個serverId
step3 : 用代碼模擬封包發(fā)包過程?
#!/usr/bin/env python#-*- encoding: utf-8 -*-
'''
Created on Wed Aug 27 10:13:18 CST 2014
@author lietdai@gmail.com
'''
#flashvar#g_version 1.13.0.9#g_swf_path#g_res_path#g_pass_type ledu#g_pass_port testfoliet#g_pass_token string(md5) a7e13597be485ec3cd2741335bb81b10#g_host 183.60.46.109#g_port 27617#g_pat_url #g_act_url#g_fcm_url#g_server_id 16431import osimport sysimport socketimport hashlibimport structimport binasciipassport =
"testfoliet"version =
"1.13.0.9"hash =
'b7d6941a8e4fd04ac771f72fad167f10'serverId = 17614
serverIp =
'183.60.46.109'serverPort = 27614
#token 加密串的獲取def getToken(passport,version):key =
"8Ij18Hisl1na0Ous2f"sign =
"PROC_SIGN_DEFAULT"return hashlib.md5(passport+version+key+
sign).hexdigest()#第一次socket#sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)#server_address = ('183.60.46.107',843)#sock.connect(server_address)#sock.send("<policy-file-request/>.")#print sock.recv(1024)#sck.close#登錄socket
sock2 =
socket.socket(socket.AF_INET,socket.SOCK_STREAM)server_address2 =
(serverIp,serverPort)sock2.connect(server_address2)sock2.settimeout(3
)# 23
d1 =
'0000000000000000000000000000000000000000000000'# 114
d2 =
''d2 +=
'0100c800'd2 +=
'00000100'd2 +=
'00000000'd2 +=
'00006000'd2 +=
'0000'+str(hex(serverId)[4:]+hex(serverId)[2:4
])d2 +=
'00000400'd2 += binascii.hexlify(
"ledu")d2 +=
"0"+str(hex(len(passport)))[2:]+
"00"d2 +=
binascii.hexlify(passport)d2 +=
'2000'd2 +=
binascii.hexlify(hash)d2 +=
'0800'd2 +=
binascii.hexlify(version)d2 +=
'2000'd2 +=
binascii.hexlify(getToken(passport,version))sock2.send(binascii.unhexlify(d1))sock2.send(binascii.unhexlify(d2))res =
""try:while True:buffer = sock2.recv(1460
) if not buffer:breakres +=
bufferexcept:passprint ressock2.close ?
?
打印出來的東西
?一個socket連接hash只能被使用一次,所以每次測需要換hash當(dāng)然你也可以結(jié)合我前面的 PYTHON 模擬web登錄帶著你的leducookie請求 ?游戲頁面,動態(tài)解析 HTML獲取HASH_TOKEN這樣你就不用每次都換hash了。
?
轉(zhuǎn)載于:https://www.cnblogs.com/l137/p/3938836.html
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