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。
9].!mpR OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
RKRk,jRL <1>与远程系统建立IPC连接
n&k1'KL&
<2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
|7%M:7Q <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
mR?OSeeB <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
R$wo{{KX <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
3]/w3|y <6>服务启动后,killsrv.exe运行,杀掉进程
t hTY('m <7>清场
izOtt^#DZt 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
t4
$cMf /***********************************************************************
4WU
6CN Module:Killsrv.c
qJUu9[3'm Date:2001/4/27
(7&[!PS Author:ey4s
%5$yz| : Http://www.ey4s.org 9tqX77UK ***********************************************************************/
fk;39$[ #include
,C!MHn^$ #include
a'W-& j #include "function.c"
&U!@l)< #define ServiceName "PSKILL"
HSq&'V #*XuU8q? SERVICE_STATUS_HANDLE ssh;
Lw1~$rZg SERVICE_STATUS ss;
3/P2&m /////////////////////////////////////////////////////////////////////////
B!yAam#^ void ServiceStopped(void)
,"5Fw4G6* {
O~Pbu[C ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
2Q0fgH2 ss.dwCurrentState=SERVICE_STOPPED;
LeXuTd ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
67%o83\ ss.dwWin32ExitCode=NO_ERROR;
^DM^HSm ss.dwCheckPoint=0;
#|xK>; ss.dwWaitHint=0;
nu|;(ly SetServiceStatus(ssh,&ss);
l '<gkwX return;
@'jC>BS8` }
!Zlvz%X /////////////////////////////////////////////////////////////////////////
;y
Wfb|! void ServicePaused(void)
){ArZjG> {
Q3'\Vj,S& ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
FlgK:=Fmj ss.dwCurrentState=SERVICE_PAUSED;
0Evq</
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
fMP$o3; ss.dwWin32ExitCode=NO_ERROR;
="JLUq*]s ss.dwCheckPoint=0;
K9:I8E< ss.dwWaitHint=0;
gfR B SetServiceStatus(ssh,&ss);
&FW|O(] return;
*C}vy`X }
d*4fl. void ServiceRunning(void)
T\NvN&h- {
h,LwC9 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ix [aS ss.dwCurrentState=SERVICE_RUNNING;
DgGGrV` ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
now\-XrS ss.dwWin32ExitCode=NO_ERROR;
a}c .]zm] ss.dwCheckPoint=0;
@OV\raUO&V ss.dwWaitHint=0;
9Qst5n\Z SetServiceStatus(ssh,&ss);
%nSLe~b return;
ZEiW\ V }
S8TJnv`?' /////////////////////////////////////////////////////////////////////////
]9pK^< void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
$2~I-[ {
f4@>7K]9TA switch(Opcode)
0 V}knR.l {
/n"Ib)M case SERVICE_CONTROL_STOP://停止Service
b<u ServiceStopped();
VK5|w: break;
9|jk=`4UK case SERVICE_CONTROL_INTERROGATE:
Z^zUb SetServiceStatus(ssh,&ss);
Lp`q[Z* break;
hB]4Tn5H }
b%z4u0 return;
)#%k/4(Y }
Ml@,xJ/aia //////////////////////////////////////////////////////////////////////////////
{=pRU_-^ //杀进程成功设置服务状态为SERVICE_STOPPED
_e
E(P1 //失败设置服务状态为SERVICE_PAUSED
xxpvVb)mF //
)S]4
Kt_ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
z^;*&J
{
A'^y+42jY ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
&!x!j,nT if(!ssh)
*fQ$s {
IV]s! ServicePaused();
no~hYyW2 return;
5|. _K(M }
f5.rzrU ServiceRunning();
60c cQ7= Sleep(100);
XT~!dq5 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
@doo2qqIe] //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
<xe=G]v if(KillPS(atoi(lpszArgv[5])))
6nRXRO ServiceStopped();
?`#)JG,A7 else
#
xx{}g]% ServicePaused();
-rb]<FrL^ return;
BG\g`NK}Z }
xXp$Nm]: /////////////////////////////////////////////////////////////////////////////
)u ) ]#z void main(DWORD dwArgc,LPTSTR *lpszArgv)
jq#uBU% {
U
bUl] SERVICE_TABLE_ENTRY ste[2];
?BtWM4Id8 ste[0].lpServiceName=ServiceName;
?=}~]A5N ste[0].lpServiceProc=ServiceMain;
]A+q:kP ste[1].lpServiceName=NULL;
f?}~$agc ste[1].lpServiceProc=NULL;
o&g-0!" StartServiceCtrlDispatcher(ste);
~"6/OJA return;
\3a(8Em }
'mx_]b^O /////////////////////////////////////////////////////////////////////////////
*.nC'$-2r function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
c((^l& 下:
Vj(}'h-c\ /***********************************************************************
" lar~ Module:function.c
1#9qP~#]'{ Date:2001/4/28
sq1Z;l31" Author:ey4s
a"ZBSg( Http://www.ey4s.org -L<''2t ***********************************************************************/
c
4xh #include
gb:)t}| ////////////////////////////////////////////////////////////////////////////
>T:
Yp< BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
!#s1'x{o {
iU]py TOKEN_PRIVILEGES tp;
RKB--$ibj LUID luid;
K89 AZxH sz}YXR=m if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
DG1C_hu
i {
CvDy;'{y1 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
`3GC}u>} return FALSE;
aMI\gCB/ }
*ElR tp.PrivilegeCount = 1;
z'FD{xdf tp.Privileges[0].Luid = luid;
T"ors]eI if (bEnablePrivilege)
S,A\%:Va tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
:j2G0vHIl( else
l;_zXN tp.Privileges[0].Attributes = 0;
^wDZg` // Enable the privilege or disable all privileges.
$w!; ~s AdjustTokenPrivileges(
:wtr{,9rZ hToken,
N&ZIsaK,j FALSE,
G4DuqN~2m &tp,
sY,q*}SLD sizeof(TOKEN_PRIVILEGES),
$$QbcnOf$ (PTOKEN_PRIVILEGES) NULL,
2\
3}y( (PDWORD) NULL);
Byq4PX%B // Call GetLastError to determine whether the function succeeded.
Pt<lHfd if (GetLastError() != ERROR_SUCCESS)
9*wS}A&Jh {
gQHE2$i> printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
c}(fmJB&( return FALSE;
,2hZtJ<A }
mNUc g{+/ return TRUE;
(KQAKEhD! }
m E<n=g= ////////////////////////////////////////////////////////////////////////////
HivmKn` BOOL KillPS(DWORD id)
s+m,ASj {
v}w=I}<x HANDLE hProcess=NULL,hProcessToken=NULL;
J<8~w; i BOOL IsKilled=FALSE,bRet=FALSE;
n$>E'oG2t __try
v"x{oD$R {
;533;(d*o j(JUOief if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
D4jf%7X!Lu {
.CXe*Vbd
printf("\nOpen Current Process Token failed:%d",GetLastError());
~xz3- a/ __leave;
O}VI8OB(& }
5G-)> //printf("\nOpen Current Process Token ok!");
F^Q[P4>m\ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
\VJ7ahg[\ {
w783e __leave;
n- cEa/g }
49Sq)jd< printf("\nSetPrivilege ok!");
_ElA\L4g% <3]Qrjl
,b if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
&j2fh!\4 {
^ 'jJ~U printf("\nOpen Process %d failed:%d",id,GetLastError());
b.Wf*I? __leave;
SVvR]T&_ }
u[25U;xo //printf("\nOpen Process %d ok!",id);
{-X8MisI if(!TerminateProcess(hProcess,1))
P=ARttT`( {
%DJxUuh printf("\nTerminateProcess failed:%d",GetLastError());
\ dpsyc __leave;
3'(w6V }
@r.u8e)l IsKilled=TRUE;
,]ALyWGuX }
fG;(&Dx __finally
]A*v\Qy {
G4Y]fzC if(hProcessToken!=NULL) CloseHandle(hProcessToken);
b.jxkx\nt if(hProcess!=NULL) CloseHandle(hProcess);
,XmTKOc }
[3":7bB 'E return(IsKilled);
pfCNFF*" }
C+/D!ZH%P //////////////////////////////////////////////////////////////////////////////////////////////
O{"
A3f OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
((BuBu> /*********************************************************************************************
nx<q]Juv\ ModulesKill.c
gB\
a Create:2001/4/28
0>jo+b\D$ Modify:2001/6/23
vF45tw Author:ey4s
|Tz/9t Http://www.ey4s.org >icK]W PsKill ==>Local and Remote process killer for windows 2k
G~Oj}rn **************************************************************************/
v&:R{ #include "ps.h"
,~@0IKIA
Q #define EXE "killsrv.exe"
z1oikg:?4 #define ServiceName "PSKILL"
-QaS/WO_ B@wQ[ #pragma comment(lib,"mpr.lib")
;D5B$ @W> //////////////////////////////////////////////////////////////////////////
J('p'SlI //定义全局变量
r{m"E^K, SERVICE_STATUS ssStatus;
R!7emc0T SC_HANDLE hSCManager=NULL,hSCService=NULL;
wg? :jK BOOL bKilled=FALSE;
V+A1O k) char szTarget[52]=;
A]nDI:pO| //////////////////////////////////////////////////////////////////////////
,O=@I BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
mUi|vq)`=D BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
sePOW#| BOOL WaitServiceStop();//等待服务停止函数
9gMNS6D'b BOOL RemoveService();//删除服务函数
m
.2)P~a /////////////////////////////////////////////////////////////////////////
G:qkk(6_# int main(DWORD dwArgc,LPTSTR *lpszArgv)
~5aq.hF1,A {
,nO:Pxn| BOOL bRet=FALSE,bFile=FALSE;
=Ewa}$- char tmp[52]=,RemoteFilePath[128]=,
l\8l.xP szUser[52]=,szPass[52]=;
ldJeja~Xl HANDLE hFile=NULL;
r1cB<-bJ#' DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
1KxtHLLU B8'(3&)My //杀本地进程
MI[=,0`D if(dwArgc==2)
%v++AcE {
xBGSj[1`i if(KillPS(atoi(lpszArgv[1])))
,wmPK;j printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
GXaCH))TO else
B^(0>Da\ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
D]+tr% lpszArgv[1],GetLastError());
Py(l+Ik`> return 0;
;D_6u(IC4: }
luZqW`?Bt //用户输入错误
gM|X":j else if(dwArgc!=5)
SJVqfi3A {
1 sCF
-r printf("\nPSKILL ==>Local and Remote Process Killer"
CORNN8=k "\nPower by ey4s"
!ViHC}: "\nhttp://www.ey4s.org 2001/6/23"
DvnK_Q! "\n\nUsage:%s <==Killed Local Process"
kKVq,41' "\n %s <==Killed Remote Process\n",
XQ:HH 8 lpszArgv[0],lpszArgv[0]);
ZMJ\C|S: return 1;
1 'EMYQ }
n?@o:c5,r //杀远程机器进程
LV=!nF0 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
d87pQ3e:& strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
^r=#HQGt strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
D@H'8C\ Y=/3_[G //将在目标机器上创建的exe文件的路径
*>.~f<V sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
#m9V)1"wB __try
#'z\[^vp {
&..![,)w^! //与目标建立IPC连接
NWB/N* if(!ConnIPC(szTarget,szUser,szPass))
hD58 s"L$ {
;B`e;B?1Q printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Ks09F} return 1;
S5RS?ya }
iXC/?
EK4 printf("\nConnect to %s success!",szTarget);
U^ BB| //在目标机器上创建exe文件
xtU)3I=F% :i*JlKHJd hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
cd}TDd(H% E,
]\P NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
#UU}lG if(hFile==INVALID_HANDLE_VALUE)
t]FFGnBZ {
+u_mT$|T printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
y)U8\ __leave;
O3*Vilx }
-tx)7KV- //写文件内容
qd3B>f while(dwSize>dwIndex)
2!dIW5I {
)@Xdr0 7 pg8kq@ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Uy ;oJY {
I}Q3B3Byg printf("\nWrite file %s
Fg4eIE-/M failed:%d",RemoteFilePath,GetLastError());
Mz]LFM __leave;
>C_! }~ }
(m3p28Q? dwIndex+=dwWrite;
[sz#*IJ }
: M0LAN //关闭文件句柄
wlKpHd* CloseHandle(hFile);
@tjC{?5Y bFile=TRUE;
\{?v|%n=/i //安装服务
~"EkX if(InstallService(dwArgc,lpszArgv))
oG@P M+{ {
ZH:#~Zyj //等待服务结束
21 cB_" if(WaitServiceStop())
z!Jce}mx {
3SQ
5C'E //printf("\nService was stoped!");
)X\3bPDJR }
h.'h L else
xKsn);].` {
X?rJO~5 //printf("\nService can't be stoped.Try to delete it.");
XrSqUD }
lW&glU( Sleep(500);
p fAp2" //删除服务
8qBRO[ RemoveService();
*JO"8iLw }
XA9$n_|bw }
RWA|%/L __finally
{LJCY<IGq {
oF
V9t{~j //删除留下的文件
/q='~t if(bFile) DeleteFile(RemoteFilePath);
6mdJ
=b# //如果文件句柄没有关闭,关闭之~
Mw'd<{ if(hFile!=NULL) CloseHandle(hFile);
:g<dwuVO //Close Service handle
AH=6xtS- if(hSCService!=NULL) CloseServiceHandle(hSCService);
Y<#7E;aL //Close the Service Control Manager handle
XfbkK )d if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
`!m+g0 //断开ipc连接
tGmyTBgx wsprintf(tmp,"\\%s\ipc$",szTarget);
N.eSf WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
7SAu">lIl if(bKilled)
oL}FD !} printf("\nProcess %s on %s have been
>R !^aJ killed!\n",lpszArgv[4],lpszArgv[1]);
L ?KEe>;r else
|Z 3POD"9 printf("\nProcess %s on %s can't be
8agd{bxU killed!\n",lpszArgv[4],lpszArgv[1]);
AW> P\>{RE }
NV9= ~cx return 0;
C
UBcU }
*+p'CfsSka //////////////////////////////////////////////////////////////////////////
d2X#_(+d BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
_,Fwt {
>>^c_ 0"O NETRESOURCE nr;
oF,8j1 char RN[50]="\\";
(:T~*7/" VdK-2O(.- strcat(RN,RemoteName);
o'Tqqrr strcat(RN,"\ipc$");
` S85i* mg >oB/,'Z nr.dwType=RESOURCETYPE_ANY;
?Cu#( nr.lpLocalName=NULL;
*QLl
jGe nr.lpRemoteName=RN;
4\sS nr.lpProvider=NULL;
d G:=tf&1R fngZ0k! if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
-QS_bQG% return TRUE;
,rX!V=Z5 else
e`}|*^- return FALSE;
3Q`'C7Pi }
/.WD'*H /////////////////////////////////////////////////////////////////////////
gn(n</\/O BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
5&