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。
xE/r:D# OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
*b+ef <1>与远程系统建立IPC连接
1+;Z0$edxz <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
%T:~N<8) <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
s7RAui <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
Y8I*B=7 <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
NABwtx>. <6>服务启动后,killsrv.exe运行,杀掉进程
YJZViic <7>清场
<^j,jX 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
"b&[W$e /***********************************************************************
G(7!3a+ Module:Killsrv.c
K07b#`NF6 Date:2001/4/27
yp%7zrU Author:ey4s
lp`raNNo Http://www.ey4s.org 3ZNm ,{ ***********************************************************************/
aa!o::; #include
P;R`22\3 #include
_8$arjx= #include "function.c"
}eA2y($N #define ServiceName "PSKILL"
;q:.&dak1 2BA'Zu` SERVICE_STATUS_HANDLE ssh;
9F8"( SERVICE_STATUS ss;
k@1\ULo /////////////////////////////////////////////////////////////////////////
J!sIxwF void ServiceStopped(void)
-h&AO\*^W {
BbA7X ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
B4k~~ ;| ss.dwCurrentState=SERVICE_STOPPED;
x:bJ1% ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
o"F=3b~:n ss.dwWin32ExitCode=NO_ERROR;
1`1U'ibhe ss.dwCheckPoint=0;
2CX'J8Sy ss.dwWaitHint=0;
(ly4[G1y SetServiceStatus(ssh,&ss);
#T0uPK
; return;
"F/% {0d }
7~@q#]U[ /////////////////////////////////////////////////////////////////////////
Bob K>db void ServicePaused(void)
U8_<?Hd {
mfHZGk[[ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
/Jz?~H{%n ss.dwCurrentState=SERVICE_PAUSED;
~(4;P%L: ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
h^E"eC ss.dwWin32ExitCode=NO_ERROR;
RJ/4T#b"+ ss.dwCheckPoint=0;
(UWV#AR ss.dwWaitHint=0;
u~Zx9>f SetServiceStatus(ssh,&ss);
U~krv>I return;
tHezS~t_ }
g9 .b6}w! void ServiceRunning(void)
OQt_nb#z`{ {
X-$~j+YC ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
{j%'EJ5 ss.dwCurrentState=SERVICE_RUNNING;
Dh=?Hzw ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
m44Ab6gpsb ss.dwWin32ExitCode=NO_ERROR;
@1_M's; ss.dwCheckPoint=0;
~Rx:X4|H ss.dwWaitHint=0;
1-`Il]@?8 SetServiceStatus(ssh,&ss);
|l)z^V! return;
o+e:HjZZ }
&S/@i|_ /////////////////////////////////////////////////////////////////////////
?kfLOJQ:I void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
QXTl'.SfF {
,tt]C~\u switch(Opcode)
jqULg iC {
V=%j]`Os case SERVICE_CONTROL_STOP://停止Service
n&V \s0 ServiceStopped();
L+s3@C;b break;
E! '|FJ case SERVICE_CONTROL_INTERROGATE:
X 4\ SetServiceStatus(ssh,&ss);
&rY73qfP' break;
'CiV=&3/ }
9r,)Bw!RP return;
r(g:b
^S }
%fY\vd2 //////////////////////////////////////////////////////////////////////////////
SJ(<u2J] //杀进程成功设置服务状态为SERVICE_STOPPED
K0hmRR= //失败设置服务状态为SERVICE_PAUSED
WP/?(%#Y //
eEvE3=,hg void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
y\M]\^[7 {
#bN'N@| ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
DEj6 ky if(!ssh)
@LQe[` {
8G&'ED_& ServicePaused();
nksx|i l return;
jQDXl }
.xnJT2uu' ServiceRunning();
}=.:bwX5 Sleep(100);
Bp
#:sAG //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
M^f+R'Q3 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
0s>ozAJ if(KillPS(atoi(lpszArgv[5])))
l]
-mdq/C ServiceStopped();
l423+vo else
R5_xli% ServicePaused();
=ELl86=CG return;
oC"1{ybyl }
:m~R<BQ" /////////////////////////////////////////////////////////////////////////////
[wHGt?R void main(DWORD dwArgc,LPTSTR *lpszArgv)
Npq_1L {
Aj9<4N SERVICE_TABLE_ENTRY ste[2];
KxZup\\:v ste[0].lpServiceName=ServiceName;
hzG+s# ste[0].lpServiceProc=ServiceMain;
h B@M5Mc$ ste[1].lpServiceName=NULL;
b#ih=qE ste[1].lpServiceProc=NULL;
;Mzy>*#$Q StartServiceCtrlDispatcher(ste);
tGq0f"}'J return;
pP JhF8Dt }
h+,Eu7\88 /////////////////////////////////////////////////////////////////////////////
qX,TX
3 function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
z"[}Sk 下:
l_ Eeus /***********************************************************************
{ek axSR Module:function.c
Qq,w6ekr Date:2001/4/28
kkvG= Author:ey4s
W|NT*g{;M Http://www.ey4s.org a!iG;:K
***********************************************************************/
){~]-VK #include
?]1_ 2\M ////////////////////////////////////////////////////////////////////////////
(e,5
b BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
<d&9`e1Hc {
1?6zsA%N TOKEN_PRIVILEGES tp;
&w4~0J>v! LUID luid;
hq.XO=0" k V4~`yT?*" if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
ga BVD*> {
.(D,CGtYb printf("\nLookupPrivilegeValue error:%d", GetLastError() );
gK8E|f-z return FALSE;
S5a?KU }
?g7O([*[ tp.PrivilegeCount = 1;
E@uxEF tp.Privileges[0].Luid = luid;
iLd_{ if (bEnablePrivilege)
~hx__^]d tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
mpcO-%a else
g!<=NVhYt tp.Privileges[0].Attributes = 0;
;:2:f1_ // Enable the privilege or disable all privileges.
aaa6R|>0 AdjustTokenPrivileges(
_VvXE572 hToken,
0m`{m'B4n FALSE,
Ml bQLtw &tp,
@fjVCc; sizeof(TOKEN_PRIVILEGES),
'aLTiF+ (PTOKEN_PRIVILEGES) NULL,
@nPXu2c?u7 (PDWORD) NULL);
eaNMcC1 // Call GetLastError to determine whether the function succeeded.
PG@Uygahu if (GetLastError() != ERROR_SUCCESS)
\xtY\q,[ {
;ty08D/ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
vh29mzum return FALSE;
ONc-jU^ }
{Z~5#<t return TRUE;
gGdt&9z
% }
/b
]Yya# ////////////////////////////////////////////////////////////////////////////
2.6F5&:($ BOOL KillPS(DWORD id)
"$@Wy,yp {
9/LnO'&- HANDLE hProcess=NULL,hProcessToken=NULL;
-FxE!K BOOL IsKilled=FALSE,bRet=FALSE;
JZc"4qf@OT __try
d z- {
RxeyMNd #KFpT__F if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
5:"zs {
mmf}6ABYT printf("\nOpen Current Process Token failed:%d",GetLastError());
-D?-ctFYj^ __leave;
.YYLMI }
:h(r2?=7 //printf("\nOpen Current Process Token ok!");
=zetZJg if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
0vi)my;! {
j B.ZF7q __leave;
n#\ t_/\ }
KV1/!r+* printf("\nSetPrivilege ok!");
b@p3iq: `fL81)!jI# if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
R=/^5DZ} {
=&9x}4`;% printf("\nOpen Process %d failed:%d",id,GetLastError());
|_ChK6Q?v __leave;
=~|:93]k }
8M5a&