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。
w_{z"VeD OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
?"C]h s <1>与远程系统建立IPC连接
{jc~s~<# <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
,v6Jr3 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
L;`4" <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
9M!_D?+P? <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
siG?Sd_2 <6>服务启动后,killsrv.exe运行,杀掉进程
yNT2kB' <7>清场
b1&{%.3[ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
KC]Jbm{y /***********************************************************************
(
ou:"Y Module:Killsrv.c
}(],*^'u- Date:2001/4/27
,AD| u_pP Author:ey4s
<.' cCY Http://www.ey4s.org :^*V[77 ***********************************************************************/
/Z% ?; #include
y,r`8 #include
6X jUb #include "function.c"
q+:(@w6 #define ServiceName "PSKILL"
\=_8G:1 "TV.$s$. SERVICE_STATUS_HANDLE ssh;
?I0 i%nH SERVICE_STATUS ss;
g:6yvEu$ - /////////////////////////////////////////////////////////////////////////
m0*
B[ void ServiceStopped(void)
zo5.}mr+ {
?dmMGm0T9 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
}?~uAU- ss.dwCurrentState=SERVICE_STOPPED;
`kv$B3 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
7E5Dz7 ss.dwWin32ExitCode=NO_ERROR;
xWwPrd ss.dwCheckPoint=0;
%<"11;0tp ss.dwWaitHint=0;
/j)VES SetServiceStatus(ssh,&ss);
'?>eW2d return;
VoyH: }
'; dW'Uwc /////////////////////////////////////////////////////////////////////////
(p?3#|^ void ServicePaused(void)
&`Di cfD {
]p*)
PpIl ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
)f!dG(\ ss.dwCurrentState=SERVICE_PAUSED;
uy9B8&Sr ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
tZYI{m{ ss.dwWin32ExitCode=NO_ERROR;
PJYA5"}W ss.dwCheckPoint=0;
u`'z~N4} ss.dwWaitHint=0;
?|7+cz$g SetServiceStatus(ssh,&ss);
)ra66E return;
Q Bw
ZfX }
%1@<), void ServiceRunning(void)
>a7(A#3@d {
>h[!gXL^ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
xI:
'Hk1 ss.dwCurrentState=SERVICE_RUNNING;
-n
*>zGc ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
7L+X\oaB ss.dwWin32ExitCode=NO_ERROR;
#VV.[N ss.dwCheckPoint=0;
_o?(t\B9{ ss.dwWaitHint=0;
tvOAN|+F SetServiceStatus(ssh,&ss);
9f^PR|F return;
|3,V%>z }
k2uiu /////////////////////////////////////////////////////////////////////////
cXY'>N void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
'^l^gW/|\ {
YU=ZZEVi switch(Opcode)
.G_3blE; {
Di'u%r case SERVICE_CONTROL_STOP://停止Service
-p.*<y ServiceStopped();
f4I#a&DO break;
DjzUH{6O case SERVICE_CONTROL_INTERROGATE:
v7(|K SetServiceStatus(ssh,&ss);
M6'C 3,y0 break;
:dguQ|e }
VMIX$# return;
0['"m^l0S }
qysa!B //////////////////////////////////////////////////////////////////////////////
iEviH>b5 //杀进程成功设置服务状态为SERVICE_STOPPED
zf,%BI[Hr //失败设置服务状态为SERVICE_PAUSED
}=hoATs //
fHd!/%iG void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
~y2)&x
{
2ly,l[p8 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
~BvY8\@B if(!ssh)
a*':W%7 {
NVJ&C]H6 ServicePaused();
@ 9 {%Kn return;
V<vPFxC }
Z SRRlkU ServiceRunning();
,B %fjcn Sleep(100);
hY}/Y //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
Yxd{&47 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
:Jeo_}e 0 if(KillPS(atoi(lpszArgv[5])))
pf8O`e,Awf ServiceStopped();
,xYsH+ybA else
7<:Wq=e!r ServicePaused();
AzW7tp;t= return;
Q+d.%qhc }
)@,90Vhh /////////////////////////////////////////////////////////////////////////////
g. ?*F#2 void main(DWORD dwArgc,LPTSTR *lpszArgv)
a_{io`h3& {
@yt2_ SERVICE_TABLE_ENTRY ste[2];
fJWxJSdi ste[0].lpServiceName=ServiceName;
2{e dW+ ste[0].lpServiceProc=ServiceMain;
@0z0m;8 ste[1].lpServiceName=NULL;
Ug7`ez4vw ste[1].lpServiceProc=NULL;
i
Y*o;z,~ StartServiceCtrlDispatcher(ste);
AU)1vx(\w return;
A
mI>m }
2f19W#
'0 /////////////////////////////////////////////////////////////////////////////
Pr5g6I'G 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
kS+r"e
.TM 下:
;%u_ ;,(( /***********************************************************************
s:+HRJD| Module:function.c
QqiJun_m Date:2001/4/28
u>}w- Author:ey4s
f]tv`<Q7 Http://www.ey4s.org R9Sf!LR ***********************************************************************/
Ot`LZ"H: #include
t7w-TJvP ////////////////////////////////////////////////////////////////////////////
x&C%4Y_] BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
e1
x^PT {
b
, juF2 TOKEN_PRIVILEGES tp;
,VNi_.W0 LUID luid;
~;M)qR?]W w9RF2J if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
kSbO[)p {
b?_e+:\UV printf("\nLookupPrivilegeValue error:%d", GetLastError() );
&5\^f?'b7 return FALSE;
6'xomRpYN }
b4>``n tp.PrivilegeCount = 1;
'yp>L| tp.Privileges[0].Luid = luid;
'lJEHz\ if (bEnablePrivilege)
5Sr4-F+@% tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
#6Jc}g<?g else
^SZw`] tp.Privileges[0].Attributes = 0;
&+ KyPY+ // Enable the privilege or disable all privileges.
Btj#EoSI_ AdjustTokenPrivileges(
Cye
T]y hToken,
%$@1FlqX; FALSE,
%Y~>Jl &tp,
*LANGQ"2(i sizeof(TOKEN_PRIVILEGES),
bS.s?a (PTOKEN_PRIVILEGES) NULL,
]r4bRK[1 (PDWORD) NULL);
~9GOk;{~& // Call GetLastError to determine whether the function succeeded.
m9in1RI% if (GetLastError() != ERROR_SUCCESS)
(n,u|}8Y {
/F.Wigv printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
E<tK4?i" return FALSE;
>M]6uf }
hi ~} return TRUE;
!/`$AXO }
WJ|:kuF ////////////////////////////////////////////////////////////////////////////
OS-sk! BOOL KillPS(DWORD id)
1B|8ZmFJj {
(hIF]>,kl HANDLE hProcess=NULL,hProcessToken=NULL;
?38lHn`FyQ BOOL IsKilled=FALSE,bRet=FALSE;
>nzu],U __try
7p.>\YtoR} {
O*[{z)M. #2RiLht if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
`lO(s%HC {
:4:N f printf("\nOpen Current Process Token failed:%d",GetLastError());
`:eU. __leave;
G?AG:%H % }
t42u b //printf("\nOpen Current Process Token ok!");
Y4E/?37j if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
<[Q3rJ {
\P;rES' __leave;
oRM)%N# }
6sJw@OaJ printf("\nSetPrivilege ok!");
gn8|/ev eujK4s if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
FdzNE {
k|vI<:'p, printf("\nOpen Process %d failed:%d",id,GetLastError());
1TS0X:TCn __leave;
6KHN&P }
b0v:12q //printf("\nOpen Process %d ok!",id);
R!(ZMRMn if(!TerminateProcess(hProcess,1))
Aw5pd7qKL {
E<E3&;qD printf("\nTerminateProcess failed:%d",GetLastError());
7j$Pt8$ __leave;
6Wj^*L! }
t23'x0l IsKilled=TRUE;
#m<tJnEO }
6"/WZmOp __finally
_;1}x%4v {
i;z{zVR if(hProcessToken!=NULL) CloseHandle(hProcessToken);
q%(EYM5Y if(hProcess!=NULL) CloseHandle(hProcess);
@L/o\pvc }
|4(~%| 8{ return(IsKilled);
m2~