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。
*/7+pk( OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
PqJB&:ZV <1>与远程系统建立IPC连接
yDil <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
d}Y\;'2, <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
aGR!T{` <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
k)t_U3i <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
7l~d_<h <6>服务启动后,killsrv.exe运行,杀掉进程
H`:2J8 <7>清场
b,tf]Z- 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
KDX1_r=Y /***********************************************************************
P,}cH;w6Ck Module:Killsrv.c
fUg<+|v* Date:2001/4/27
`v|w&ty* Author:ey4s
1ab_^P Http://www.ey4s.org ,_N+t:*#0 ***********************************************************************/
l
7XeZ} S #include
$:i%\7= #include
1j!LK- #include "function.c"
w I7iE4\vz #define ServiceName "PSKILL"
l[AQyR1+/ KS3>c7 SERVICE_STATUS_HANDLE ssh;
lzE{e6 SERVICE_STATUS ss;
D\ ;(BB /////////////////////////////////////////////////////////////////////////
[@&0@/s*t' void ServiceStopped(void)
K|{IX^3)V {
I+VL~'VlS ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
BIk0n;Kz<L ss.dwCurrentState=SERVICE_STOPPED;
h|T_
k ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
%tOGs80_{ ss.dwWin32ExitCode=NO_ERROR;
>OLKaghV.5 ss.dwCheckPoint=0;
,DZoE~ ss.dwWaitHint=0;
Biva{'[m SetServiceStatus(ssh,&ss);
RI[=N:C^ return;
A%[BCY_ }
s.#%hPX{ /////////////////////////////////////////////////////////////////////////
hp$/O4fD void ServicePaused(void)
.yF@Ow {
>STAPrBp+ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
zarxv|
}$ ss.dwCurrentState=SERVICE_PAUSED;
JoCZ{MhM ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
KmYSYNr@, ss.dwWin32ExitCode=NO_ERROR;
sYG:\>}ie ss.dwCheckPoint=0;
)9]DJ!]&Q" ss.dwWaitHint=0;
<y}9Twdy SetServiceStatus(ssh,&ss);
l
10p'9n return;
0'QX*xfa> }
d5z=fH9 void ServiceRunning(void)
XsXO S8 {
<?>1eU%
ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
(\8~W*ej" ss.dwCurrentState=SERVICE_RUNNING;
RXD*;B$v ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
~\oF}7l$ ss.dwWin32ExitCode=NO_ERROR;
p|gzU$FWbk ss.dwCheckPoint=0;
x* 9 Xu"? ss.dwWaitHint=0;
J\@W+/#dF SetServiceStatus(ssh,&ss);
^vHh*Ub return;
MP3Vo|}3 }
,l47;@kr /////////////////////////////////////////////////////////////////////////
6/5Xy69:h void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
=<;C5kSD {
cEK<CV switch(Opcode)
AL;z's(F? {
#B!HPlrv case SERVICE_CONTROL_STOP://停止Service
LJc"T)>$` ServiceStopped();
rsaN<6#_^Q break;
sy]hMGH:3W case SERVICE_CONTROL_INTERROGATE:
4x)etH^o SetServiceStatus(ssh,&ss);
1o8C4?T& break;
@BmI1 }
!S3^{l- return;
"M!]t,?S }
=]
+owl2 //////////////////////////////////////////////////////////////////////////////
N8E //杀进程成功设置服务状态为SERVICE_STOPPED
v:1DNR4 //失败设置服务状态为SERVICE_PAUSED
]wZlJK`K //
(6crWw{3 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
*/6lyODf {
gr^TL1( ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
`w_%HVw>" if(!ssh)
&Yklf?EZ>Q {
i<b-$9 ServicePaused();
Mgp+#w+, return;
L[cP2X]NQ }
o}p^q:T* ServiceRunning();
)4e8LO Sleep(100);
x>bGxDtu* //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
{6tj$&\) //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
QMhvyzkS if(KillPS(atoi(lpszArgv[5])))
5<>"d :9 ServiceStopped();
Xmm)z else
bk=ee7E7> ServicePaused();
LG+2?+tE" return;
0 L$[w }
KSAE!+ /////////////////////////////////////////////////////////////////////////////
;I/ A8<C void main(DWORD dwArgc,LPTSTR *lpszArgv)
i,B<k 0W9 {
{ew;
/; SERVICE_TABLE_ENTRY ste[2];
4o<rj4G> ste[0].lpServiceName=ServiceName;
N`HiNb
[ ste[0].lpServiceProc=ServiceMain;
[0n[ \&
0 ste[1].lpServiceName=NULL;
3OB=D{$V ste[1].lpServiceProc=NULL;
x:6c @2 StartServiceCtrlDispatcher(ste);
,(A
$WT@e return;
YvG=P<_xw }
eev-";c /////////////////////////////////////////////////////////////////////////////
B2,c_[UZ. function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
)kT.3
Q 下:
{ldt/dl~ /***********************************************************************
9vauCIfVC Module:function.c
^m/7TwD Date:2001/4/28
!+u
K@z&G Author:ey4s
agkGUK/ Http://www.ey4s.org d.0K~M ***********************************************************************/
QnA~,z/.w #include
=z!^OT6eb ////////////////////////////////////////////////////////////////////////////
.>a
[ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
4D}hYk$eP0 {
= inp>L TOKEN_PRIVILEGES tp;
Gsu?m LUID luid;
Rc vp@ ij,Rq`}l if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
v&qL r+_7 {
2e9.U/9 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
}a%1$>sj return FALSE;
GO)5R, }
?2%;VKN4 tp.PrivilegeCount = 1;
U,K=(I7OBX tp.Privileges[0].Luid = luid;
wJZuJ( if (bEnablePrivilege)
O.DO,]Uh tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
{e5DQ 21. else
iax0V tp.Privileges[0].Attributes = 0;
/Nkxb& // Enable the privilege or disable all privileges.
.b?Aq^i8 AdjustTokenPrivileges(
5P{[8PZxbV hToken,
b_X&>^4Dkl FALSE,
,M9e * &tp,
[w90gp1O[ sizeof(TOKEN_PRIVILEGES),
v5F+@ug (PTOKEN_PRIVILEGES) NULL,
7$*X
(PDWORD) NULL);
TwsI8X // Call GetLastError to determine whether the function succeeded.
#g/m^8n?s if (GetLastError() != ERROR_SUCCESS)
\10KIAQ {
nb.|^O? printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
-wT!g;v;% return FALSE;
unih"};ou }
$^_6,uBM[ return TRUE;
GC~nr-O }
_= cU2 ////////////////////////////////////////////////////////////////////////////
KM+[1Ze$ BOOL KillPS(DWORD id)
Z(t7QFd {
|\W53,n9 HANDLE hProcess=NULL,hProcessToken=NULL;
r
)HZaq BOOL IsKilled=FALSE,bRet=FALSE;
/9=r.Vxh __try
,{; *b
v {
guG&3{&\s THlQifA! if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
=I aWf {
uM\5GK printf("\nOpen Current Process Token failed:%d",GetLastError());
-xG6J.S __leave;
osl\j]U8 }
2qot(Zs1i //printf("\nOpen Current Process Token ok!");
,+5:}hR+ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
d'"|Qg_' {
F{4v[WP) __leave;
$A`m8?bY }
ez5J+ printf("\nSetPrivilege ok!");
B Dp")[l t#xfso`4o if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Y1ks'=c> {
SpImd IpD printf("\nOpen Process %d failed:%d",id,GetLastError());
jfiUf1Mj __leave;
*4e?y }
\1SC:gN*# //printf("\nOpen Process %d ok!",id);
]}kw'& if(!TerminateProcess(hProcess,1))
ap8q`a{j^ {
8{i
O#C printf("\nTerminateProcess failed:%d",GetLastError());
K iEmvC __leave;
zu.B>INe }
Wb>;L@jB7 IsKilled=TRUE;
dr(-k3ex }
14"+ctq __finally
+4
h!;i {
i)'tt9f$ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
3vKTCHbk9 if(hProcess!=NULL) CloseHandle(hProcess);
v2I? 5?j }
|RXQ_| return(IsKilled);
_ !E&