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。
sQ)4kF&, 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^'W'&C <1>与远程系统建立IPC连接
"LxJPt\ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
ncA2en? <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
BuvBSLC~ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
;<][upn <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
hy]AH)?pR <6>服务启动后,killsrv.exe运行,杀掉进程
*
;M?R?+ <7>清场
|n|2)hC 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
xeH#)QJt /***********************************************************************
MnS"M[y3 Module:Killsrv.c
b
gDDys Date:2001/4/27
XM 7zA^- Author:ey4s
#rC/y0niH Http://www.ey4s.org U^YPL,m1 ***********************************************************************/
|kd^]!_ #include
lxz %bC@ #include
*&PgDAQ #include "function.c"
LgnGqIlx #define ServiceName "PSKILL"
>I!(CM":s$ ( 0h]<7 SERVICE_STATUS_HANDLE ssh;
.=FJ5?:4i% SERVICE_STATUS ss;
k^]~NP /////////////////////////////////////////////////////////////////////////
tp]|/cx4 void ServiceStopped(void)
lt4UNJ3w {
#.='dSj ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
onlyvH4 ss.dwCurrentState=SERVICE_STOPPED;
dkLR
Q
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{h=Ai[|l4Q ss.dwWin32ExitCode=NO_ERROR;
#n7{ 3) ss.dwCheckPoint=0;
;uDFd04w
[ ss.dwWaitHint=0;
dWUu3 SetServiceStatus(ssh,&ss);
Ll`apKr return;
H:_`]X" }
AK!G#ug /////////////////////////////////////////////////////////////////////////
k);!H + void ServicePaused(void)
[Wh 43Z {
40E[cGz$* ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
4kM<L}J# ss.dwCurrentState=SERVICE_PAUSED;
88K*d8m ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
lrzW H0Q ss.dwWin32ExitCode=NO_ERROR;
z)B=<4r ss.dwCheckPoint=0;
$3ILVT ss.dwWaitHint=0;
*8p</Q SetServiceStatus(ssh,&ss);
.<B1i return;
&)l:m. }
uz#9w\=" void ServiceRunning(void)
On^#x] {
1rEP)66N ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
C0%%@
2+ ss.dwCurrentState=SERVICE_RUNNING;
UQ)}i7v ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
1#(1Bs6X ss.dwWin32ExitCode=NO_ERROR;
t/Fe"T[,V ss.dwCheckPoint=0;
-,dQ&Qf? ss.dwWaitHint=0;
n3N"Ax SetServiceStatus(ssh,&ss);
/HRaX!|E# return;
qAS^5|(b[ }
wO#+8js /////////////////////////////////////////////////////////////////////////
l_c?q"X void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
g$b*# {
YSgF'qq\ switch(Opcode)
F?=u: {
J%)2,szn0 case SERVICE_CONTROL_STOP://停止Service
d%3BJ+J ServiceStopped();
(zBQ^97] break;
R=PzR;8 case SERVICE_CONTROL_INTERROGATE:
F0Hbklr SetServiceStatus(ssh,&ss);
+b+sQ<w?. break;
&}O!l' }
3U)8P6Fz return;
"> 3@<f> }
%5%Wo(W' //////////////////////////////////////////////////////////////////////////////
l'QR2r7&. //杀进程成功设置服务状态为SERVICE_STOPPED
~\ f^L?m //失败设置服务状态为SERVICE_PAUSED
h86={@Le //
p( *3U[1 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
_GqE'VX {
@3YuV=QfH ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
>nQyF if(!ssh)
$8k_M {
&J$5+"/;X ServicePaused();
I0K!Kcu5Iu return;
AvZ) 1( }
N_D+d4@ ServiceRunning();
:N*T2mP Sleep(100);
"\;wMR{ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
Cw $^w //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
x-&v|w ' if(KillPS(atoi(lpszArgv[5])))
Ky#B'Bh}`g ServiceStopped();
sG2 3[t8 else
,<b|@1\k ServicePaused();
A@(h!Cq return;
acQNpT }
*]R0z|MW /////////////////////////////////////////////////////////////////////////////
f<Tz#w&6W void main(DWORD dwArgc,LPTSTR *lpszArgv)
:)95 b fa. {
N+qLxk SERVICE_TABLE_ENTRY ste[2];
aLt{X)? ste[0].lpServiceName=ServiceName;
]31XX= ste[0].lpServiceProc=ServiceMain;
ROS"VV< ste[1].lpServiceName=NULL;
ii
y3 ste[1].lpServiceProc=NULL;
E5G"QnxR>N StartServiceCtrlDispatcher(ste);
8zDH<Gb return;
m\M+pjz }
Uy5 !H1u /////////////////////////////////////////////////////////////////////////////
F'FZ?*a function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
D"4&9"C U 下:
^z}lGu /***********************************************************************
(%y c5+f! Module:function.c
cvE.r330| Date:2001/4/28
=4<S8Cp Author:ey4s
6\fMzm
Http://www.ey4s.org A]Tcj^# ***********************************************************************/
8KwCwv #include
s%[GQQ-N ////////////////////////////////////////////////////////////////////////////
|( 9#vt# BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
o 7W Kh= {
s^YTI\L
\ TOKEN_PRIVILEGES tp;
lkH;N<U LUID luid;
)|y2Q 1"&;1Ts if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
76A>^Bs\/ {
()M@3={R printf("\nLookupPrivilegeValue error:%d", GetLastError() );
'&:1?i) return FALSE;
@ Rx6 >52> }
15KV}){ tp.PrivilegeCount = 1;
N1N{Ol' tp.Privileges[0].Luid = luid;
;=+Zw1/g if (bEnablePrivilege)
(e>Rot0 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
!\-4gr?`! else
%aH$Tb%`hc tp.Privileges[0].Attributes = 0;
r}0C8(oq // Enable the privilege or disable all privileges.
4Kn9*V AdjustTokenPrivileges(
.blft,' hToken,
p/k<wCm6 FALSE,
o9Txo
(tYU &tp,
5rml Aq sizeof(TOKEN_PRIVILEGES),
%8bzs?QI (PTOKEN_PRIVILEGES) NULL,
+rsl(
08FY (PDWORD) NULL);
xshArJ&A // Call GetLastError to determine whether the function succeeded.
)nNCB=YF! if (GetLastError() != ERROR_SUCCESS)
TD{=L*{+ {
,<$YVXe/ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
9rTz N return FALSE;
8wX+ZL:9 }
b
H"}w$!>r return TRUE;
k%]DT.cE }
FE+7X=y ////////////////////////////////////////////////////////////////////////////
3WCqKXJ7 BOOL KillPS(DWORD id)
c.(Ud`jc {
HkdN=q HANDLE hProcess=NULL,hProcessToken=NULL;
'<%Nw-
BOOL IsKilled=FALSE,bRet=FALSE;
22GnbA7O __try
)WVItqQKV {
CZJHE> X'FEOF if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
NtY*sUKRD {
&[5n0e[ printf("\nOpen Current Process Token failed:%d",GetLastError());
/&]-I$G@ __leave;
r(:
8!=~K }
g\o{}Q%X //printf("\nOpen Current Process Token ok!");
xd^&_P$= if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
e&$p-0DmT| {
3@^>#U
__leave;
~$4]HDg }
IXZ(]&we printf("\nSetPrivilege ok!");
^]$$)(jw (PS$e~Hs if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
{)B9Z
I{+A {
PwW^y#96 printf("\nOpen Process %d failed:%d",id,GetLastError());
'7xxCj/* __leave;
Es'-wr\Hm }
H\^VqNK" //printf("\nOpen Process %d ok!",id);
7E$eN8H if(!TerminateProcess(hProcess,1))
61/)l0<; {
J3;Tm~KJ_ printf("\nTerminateProcess failed:%d",GetLastError());
5<89Af&&K8 __leave;
Z-(} l2\ }
?"{QK:` IsKilled=TRUE;
`n
3FT= }
>0PUWr$8 __finally
r\(v+cd {
M^z=1YrMd if(hProcessToken!=NULL) CloseHandle(hProcessToken);
9>N\sOh if(hProcess!=NULL) CloseHandle(hProcess);
U;\S(s} }
3az$:[Und} return(IsKilled);
B?SNea,I4 }
Z'Kd^`mt 9 //////////////////////////////////////////////////////////////////////////////////////////////
sNm,Fmuz: OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
MZT6g. ny /*********************************************************************************************
jCzGus!rM ModulesKill.c
@l'G[jN5 Create:2001/4/28
%=V" CJ$| Modify:2001/6/23
[UM Lx Author:ey4s
R'zu"I Http://www.ey4s.org vQUZVq5M PsKill ==>Local and Remote process killer for windows 2k
;a|`s **************************************************************************/
tpXa*6 #include "ps.h"
}2lO _i}L #define EXE "killsrv.exe"
25d\!3#E #define ServiceName "PSKILL"
`gt:gx>a %`#G92Z_ #pragma comment(lib,"mpr.lib")
^IBGYl5n //////////////////////////////////////////////////////////////////////////
#+9rjq:v#] //定义全局变量
GuT6K}~|D SERVICE_STATUS ssStatus;
pprejUR SC_HANDLE hSCManager=NULL,hSCService=NULL;
^|#>zCt^ BOOL bKilled=FALSE;
XYjcJ char szTarget[52]=;
eJ)1K //////////////////////////////////////////////////////////////////////////
RdgVBG#Z1 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Vvyj BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
wUoiXi09 BOOL WaitServiceStop();//等待服务停止函数
ob
E:kNE9 BOOL RemoveService();//删除服务函数
d<x1*a /////////////////////////////////////////////////////////////////////////
@lS==O-`f int main(DWORD dwArgc,LPTSTR *lpszArgv)
eIg+PuQD] {
F.<L>
G7{1 BOOL bRet=FALSE,bFile=FALSE;
?q_^Rj$ char tmp[52]=,RemoteFilePath[128]=,
qe$33f* szUser[52]=,szPass[52]=;
Pt)S;6j HANDLE hFile=NULL;
;WD,x:>blO DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
%ISq>A)% d",(aZ //杀本地进程
:?=Q39O9 if(dwArgc==2)
y7z( &M@ {
wK ?@.l)u if(KillPS(atoi(lpszArgv[1])))
q\Rq!7( printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
BFWi(58q else
r?p[3JJ;mG printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
BC! 6O/kr lpszArgv[1],GetLastError());
f#$|t> return 0;
6YmP[% }
nIn2 *r //用户输入错误
d
yh<pX/$ else if(dwArgc!=5)
;~+]! U {
o0ZBi|U\4 printf("\nPSKILL ==>Local and Remote Process Killer"
qsI^oBD" "\nPower by ey4s"
JJ?I>S N! "\nhttp://www.ey4s.org 2001/6/23"
0C$8g
Y* "\n\nUsage:%s <==Killed Local Process"
BLn_u,3 "\n %s <==Killed Remote Process\n",
rp's lpszArgv[0],lpszArgv[0]);
7 [d? return 1;
Qz,|mo+ }
mR%FqaN_ //杀远程机器进程
j6S"UwJjp strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
ST
Z]8cw strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
gL3iw!7 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Y$<D9fs3 %S@L|t //将在目标机器上创建的exe文件的路径
Kqg!,Sn| sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
=\};it{u __try
lCIDBBjy^ {
5~'IKcW< //与目标建立IPC连接
YoKs:e2/: if(!ConnIPC(szTarget,szUser,szPass))
Xg7|JS! {
O
o8qyW printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Kj3?ve~ return 1;
?o*I9[Z) }
9GU]l7C=z printf("\nConnect to %s success!",szTarget);
lv%9MW0
z //在目标机器上创建exe文件
Vh|\ _~9 i7*EbaYzUO hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
u92^(| E,
h-#1U3d NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
"=1;0uy] if(hFile==INVALID_HANDLE_VALUE)
pH@]Y+W {
+4))/`DA printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
?r=jF)C<' __leave;
T/1gI9X }
aUU7{o_Z //写文件内容
NSQp<
m while(dwSize>dwIndex)
=elpH^N {
uXjP`/R| CW&.NT if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Ztr Cv? {
X;oa[!k printf("\nWrite file %s
c!K]J failed:%d",RemoteFilePath,GetLastError());
@p 6<Lw_E __leave;
#OO>rm$ }
"A$!,
PX6 dwIndex+=dwWrite;
G<|8?6bq# }
c yyVg!+ //关闭文件句柄
p Z: F:
CloseHandle(hFile);
T~0k"uTE bFile=TRUE;
<r#eL39I //安装服务
4)|8Eu[p7 if(InstallService(dwArgc,lpszArgv))
>TkE~7?l {
G3G#ep~)vC //等待服务结束
.Z:zZ_Ev if(WaitServiceStop())
="wzq+ U {
d?`ny#,GB //printf("\nService was stoped!");
aI^/X{d }
Q/>{f0 else
SN7"7jo P< {
[I!6PGx //printf("\nService can't be stoped.Try to delete it.");
9l,a^@Y: }
p$Ox'A4 Sleep(500);
3 @ak<9& //删除服务
{M-YHX>*;g RemoveService();
^?7`;/ }
h3LE>}6D }
#]nx!*JNZ __finally
#wL {
g35DV6 //删除留下的文件
]QzGE8jp* if(bFile) DeleteFile(RemoteFilePath);
TT=b79k //如果文件句柄没有关闭,关闭之~
AC>`'Gx if(hFile!=NULL) CloseHandle(hFile);
):i&`}SY //Close Service handle
3|.um_ if(hSCService!=NULL) CloseServiceHandle(hSCService);
&|f@$ff //Close the Service Control Manager handle
GrUCZ<S if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
_%5Ro6 //断开ipc连接
4"gM<z wsprintf(tmp,"\\%s\ipc$",szTarget);
$s9Vrw0Z WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
D6>HN[D" if(bKilled)
H&:jcgV*P printf("\nProcess %s on %s have been
VeW>[08 killed!\n",lpszArgv[4],lpszArgv[1]);
?b(=1S\E'^ else
ZosP(Tdq printf("\nProcess %s on %s can't be
bbrXgQ`s+w killed!\n",lpszArgv[4],lpszArgv[1]);
x>Zn?YR," }
-r-k_6QP return 0;
!o:f$6EA~C }
N<~t3/Nm //////////////////////////////////////////////////////////////////////////
0g+'/+Ho 4 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
3AU;>D ^5 {
9I6a"PGDb NETRESOURCE nr;
:]\([Q+a char RN[50]="\\";
a!=D [Gz*5 < 1uZa strcat(RN,RemoteName);
,6-:VIHQ strcat(RN,"\ipc$");
;lHr =e7 `$ 6rz nr.dwType=RESOURCETYPE_ANY;
\WxukYH nr.lpLocalName=NULL;
o,_?^'@ nr.lpRemoteName=RN;
/;oX)]W nr.lpProvider=NULL;
I}1NB3>^ wB.&}p9p if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
`@`CG[-9 return TRUE;
<g"{Wv: h else
s.$3j$vT 8 return FALSE;
?l9XAWt\ }
{\81i8b] /////////////////////////////////////////////////////////////////////////
j0oR)du BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
Z&1\{PG3* {
[CQ+p!QZ BOOL bRet=FALSE;
Q+[n91ey** __try
4K\G16'$v {
Y3Yz)T}UkS //Open Service Control Manager on Local or Remote machine
\NPmym_6J hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
y3@H/U{ if(hSCManager==NULL)
k>;`FFQU> {
X
$jWo@ printf("\nOpen Service Control Manage failed:%d",GetLastError());
dYJ(!V& __leave;
c2l@6<Ww }
H?yK~bGQ //printf("\nOpen Service Control Manage ok!");
GS$ifv //Create Service
rC5
p-B% hSCService=CreateService(hSCManager,// handle to SCM database
H\ F:95 ServiceName,// name of service to start
ekWD5,G ServiceName,// display name
*4\:8 SERVICE_ALL_ACCESS,// type of access to service
TM%|'^) SERVICE_WIN32_OWN_PROCESS,// type of service
j eoz*Dz SERVICE_AUTO_START,// when to start service
:CG`t?N9M SERVICE_ERROR_IGNORE,// severity of service
0"<H;7K#W failure
Q /U2^ EXE,// name of binary file
u^^[Q2LDU} NULL,// name of load ordering group
6m}Ev95 NULL,// tag identifier
3lrT3a3vV NULL,// array of dependency names
<cps2*' NULL,// account name
p|U?86t NULL);// account password
<? q?Mn //create service failed
|jGf<Bf5 if(hSCService==NULL)
luh$2 \5B {
?gA 8x //如果服务已经存在,那么则打开
}bb;~ if(GetLastError()==ERROR_SERVICE_EXISTS)
n\mO6aJ {
q+yQwX{ //printf("\nService %s Already exists",ServiceName);
6AAz //open service
03$mYS_? hSCService = OpenService(hSCManager, ServiceName,
^UP`%egR SERVICE_ALL_ACCESS);
cuax;0{% if(hSCService==NULL)
(nQ^ {
Wf+cDpK printf("\nOpen Service failed:%d",GetLastError());
g2+2%6m0 __leave;
b6,iZ+] }
S|Q@:r" //printf("\nOpen Service %s ok!",ServiceName);
p*XANGA }
(p" %O else
w'>p Y {
g9
.Q<