杀掉本地进程其实很简单,取得进程ID后,调用OpenProcess函数打开进程句柄,然后调用TerminateProcess函数就可以杀掉进程了。有些情况下并不能直接打开进程句柄,例如WINLOGON等系统进程,因为权限不够。这个时候我们就得先提升自己的进程的权限了。提升权限过程也不复杂,先调用GetCurrentProcess函数取得当前进程的句柄,然后调用OpenProcessToken打开当前进程的访问令牌,接着调用LookupPrivilegeValue函数取得你想提升的权限的值,最后调用AdjustTokenPrivileges函数给当前进程的访问令牌增加权限就可以了。一般有了SeDebugPrivilege特权后,就可以杀掉除Idle外的所有进程了。
ZP75zeH OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Ve\^(9n <1>与远程系统建立IPC连接
x[l_dmq <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
r5yp
jT^ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
vt)u`/u <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
B>sSl1opI <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
Za,rht <6>服务启动后,killsrv.exe运行,杀掉进程
Mg3>/! <7>清场
%%`Q5I 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
8+'9K%'@qX /***********************************************************************
*b#00)d
Module:Killsrv.c
j"g[qF/* Date:2001/4/27
klSzmi4M Author:ey4s
<sdC#j Http://www.ey4s.org 9w\yWxl ***********************************************************************/
i2$7nSQ9 #include
cb|cY Co5 #include
0'&N?rS #include "function.c"
$&IF#uDf #define ServiceName "PSKILL"
<_XyHb- [!Uzw2 SERVICE_STATUS_HANDLE ssh;
o[<lTsw< SERVICE_STATUS ss;
,au-g)IFZ /////////////////////////////////////////////////////////////////////////
`Hj{XIOx void ServiceStopped(void)
|ci1P[y {
7bcl^~lY ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Z*r;"WHB ss.dwCurrentState=SERVICE_STOPPED;
|S0]qt? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
)X-~+X91S ss.dwWin32ExitCode=NO_ERROR;
n`'v8 `a] ss.dwCheckPoint=0;
ZWJ%t'kF ss.dwWaitHint=0;
J*4byu| SetServiceStatus(ssh,&ss);
c j-_ return;
MZ9{*y[z }
A\Ax5eeL /////////////////////////////////////////////////////////////////////////
St9+/Md=jQ void ServicePaused(void)
[+7 Nu {
ruqx#]- ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
]*fiLYe9 ss.dwCurrentState=SERVICE_PAUSED;
`bXP
)$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
';T=kS<^_ ss.dwWin32ExitCode=NO_ERROR;
fg[]>:ZT. ss.dwCheckPoint=0;
gZ{q85C.> ss.dwWaitHint=0;
K8>-%ns SetServiceStatus(ssh,&ss);
h7 uv0a~0 return;
_4!SO5T }
y]9PLch]vZ void ServiceRunning(void)
#
MpW\yX {
Xgq-r $O2X ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:i{$p00
G ss.dwCurrentState=SERVICE_RUNNING;
M{sn{ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ZH
o#2{F ss.dwWin32ExitCode=NO_ERROR;
Ky6.6Y<.| ss.dwCheckPoint=0;
Mv\odf\] ss.dwWaitHint=0;
*^h$%<QI SetServiceStatus(ssh,&ss);
1w30Vj2< return;
N\Nw mx }
[X9s\H /////////////////////////////////////////////////////////////////////////
X?3?R\/ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
WnATgY t {
nMz~.^Q- switch(Opcode)
C3m](%? {
:)cn&'l(S case SERVICE_CONTROL_STOP://停止Service
ux8: ServiceStopped();
7&I+mw/X break;
lQt&K1m case SERVICE_CONTROL_INTERROGATE:
u0&
aw SetServiceStatus(ssh,&ss);
T[$! ^WT break;
fi/[(RBG }
ss8de9T"' return;
M@R_t(&= }
]yR0"<W^xO //////////////////////////////////////////////////////////////////////////////
iJIDx9 )Z //杀进程成功设置服务状态为SERVICE_STOPPED
9!aQ@ J^ //失败设置服务状态为SERVICE_PAUSED
{{3n">s}: //
jsXj9:X I void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
;p$KM-?2D {
;,z[|"y ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
m{~p(sQL if(!ssh)
GpW5)a {
Ru1I,QvCj" ServicePaused();
#fF~6wopV return;
uU7s4oJ| }
ao@"j}c ServiceRunning();
|fQl0hL Sleep(100);
2f;fdzjk8K //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
}!^/<|$= //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
?O]iX;2vM if(KillPS(atoi(lpszArgv[5])))
?2;gmZd7 ServiceStopped();
<Z8I#IPl else
wZ^7#yX> ServicePaused();
3A~53W$M return;
3,7SGt
r }
K1vm
[Ne /////////////////////////////////////////////////////////////////////////////
d#?.G3YmK void main(DWORD dwArgc,LPTSTR *lpszArgv)
6?"k&O {
%J_`-\)"{~ SERVICE_TABLE_ENTRY ste[2];
4bT21J37 ste[0].lpServiceName=ServiceName;
m'
LRP:9v ste[0].lpServiceProc=ServiceMain;
OS
X5S:XS ste[1].lpServiceName=NULL;
k8]uy2R6} ste[1].lpServiceProc=NULL;
3Pb]Of# StartServiceCtrlDispatcher(ste);
q.
%[!O return;
e``X6=rcG }
qre.^6x /////////////////////////////////////////////////////////////////////////////
YW|KkHi* function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
(sngq{*%%z 下:
(c{<JYEC /***********************************************************************
OOa}+^-j Module:function.c
^>g7Kg"0 Date:2001/4/28
]5!}S-uJq Author:ey4s
-I#]#i@gX Http://www.ey4s.org pH?tr ***********************************************************************/
QQ+? J~ #include
uC_&?
////////////////////////////////////////////////////////////////////////////
:/Zy=F9: BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
E(5'vr0 {
8=]R6[,fD TOKEN_PRIVILEGES tp;
C+iIvRYC LUID luid;
M_o<6C H#/}FoBiS if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Z#-:zD7_ {
'(JSU printf("\nLookupPrivilegeValue error:%d", GetLastError() );
&x}a return FALSE;
W!$aK )]4u }
4t(V)1+ tp.PrivilegeCount = 1;
l8" tp.Privileges[0].Luid = luid;
MX=mGfoa if (bEnablePrivilege)
rek89.p tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
B( ]=I@L=W else
B2QC#R tp.Privileges[0].Attributes = 0;
<X7x // Enable the privilege or disable all privileges.
vd@_LcK AdjustTokenPrivileges(
H_RVGAbU hToken,
!nQ!J+ g FALSE,
L*2YAIG &tp,
] ~;x$Z) sizeof(TOKEN_PRIVILEGES),
__}j
{Buk (PTOKEN_PRIVILEGES) NULL,
v&[Ff|> (PDWORD) NULL);
hOI|#(- // Call GetLastError to determine whether the function succeeded.
29]T:I1d[ if (GetLastError() != ERROR_SUCCESS)
N:#"4e {
J#tGQO printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
Kh)SgJ3B@ return FALSE;
,a N8`M }
6}aIb .j return TRUE;
wnaT~r@U' }
G(LGa2;Zg ////////////////////////////////////////////////////////////////////////////
D49yV` BOOL KillPS(DWORD id)
LwpO_/qV {
nf,R+oX HANDLE hProcess=NULL,hProcessToken=NULL;
JXG%Cx!2} BOOL IsKilled=FALSE,bRet=FALSE;
%P!6cyQS __try
z(sfX}% {
+{Qk9Z 3h:"-{MW. if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
LKCj@N dV {
OH2Xxr[bQ printf("\nOpen Current Process Token failed:%d",GetLastError());
]>E)0<t __leave;
3)jFv7LAU }
_#6_7=g@s6 //printf("\nOpen Current Process Token ok!");
))y`q@ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/%E X4
W {
hn: __leave;
=Q#}
,T }
)<_e{_h
printf("\nSetPrivilege ok!");
!(:R=J_h K`|%-k+D if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
"~
1:7{k {
ao2NwH## printf("\nOpen Process %d failed:%d",id,GetLastError());
T%{qwZc+mJ __leave;
*D&(6$[ ^ }
c{YBCWA //printf("\nOpen Process %d ok!",id);
,>H(l$n if(!TerminateProcess(hProcess,1))
dso6ZRx {
xcBV,[E{ printf("\nTerminateProcess failed:%d",GetLastError());
]njObU)[zr __leave;
IYeX\)Gv& }
&