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。
}h_Op7.5D OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
a
LmVOL{ <1>与远程系统建立IPC连接
;wQWt_OtuJ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
<YeF?$S} <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
G<jpJ <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
U-FA^c; <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
Xq>e]#gR <6>服务启动后,killsrv.exe运行,杀掉进程
pXFNK"jm <7>清场
kw-/h+lG 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Rc6
)v /***********************************************************************
Y[~6f,?^ Module:Killsrv.c
jq0tMTb%L Date:2001/4/27
0"2 [I Author:ey4s
5h:SH]tn8] Http://www.ey4s.org ^2kWD8c* ***********************************************************************/
Yn<0D|S;X #include
uAjGR #include
<Z m ,q} #include "function.c"
gv[7h'}< #define ServiceName "PSKILL"
l(]\[}.5 5&X SERVICE_STATUS_HANDLE ssh;
Ve8! SERVICE_STATUS ss;
==XP}w)m /////////////////////////////////////////////////////////////////////////
9)l_(*F void ServiceStopped(void)
y9*H {
!7xp<= ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
CMBW]b| ss.dwCurrentState=SERVICE_STOPPED;
<go~WpA|r ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
qz0v1057# ss.dwWin32ExitCode=NO_ERROR;
4[J3HLQ ss.dwCheckPoint=0;
,#wVqBEk ss.dwWaitHint=0;
5R=lTx/Hj SetServiceStatus(ssh,&ss);
#Y5I_:k return;
F7;xf{n< }
Eq8OAuN /////////////////////////////////////////////////////////////////////////
tJwF
h6 void ServicePaused(void)
l#~FeD {
40#KcbMa| ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
7
YK+TGmU^ ss.dwCurrentState=SERVICE_PAUSED;
Nu_w@T\l ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
GwW#Ww;Oc ss.dwWin32ExitCode=NO_ERROR;
N9n1s2;o ss.dwCheckPoint=0;
*c AoE l ss.dwWaitHint=0;
`>sqP aD SetServiceStatus(ssh,&ss);
DYWC]* return;
N6J$z\
P }
]JD$fS=_ void ServiceRunning(void)
R&4E7wrdP {
]~qN<x ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
6gKOpa ss.dwCurrentState=SERVICE_RUNNING;
z$Nk\9wm ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
kH&ZPAI ss.dwWin32ExitCode=NO_ERROR;
1!f'nS ss.dwCheckPoint=0;
EORRSP,$2 ss.dwWaitHint=0;
vfv5ex( SetServiceStatus(ssh,&ss);
'.K,EM!-~h return;
Wl#^Eu\g1W }
0&.lSwa /////////////////////////////////////////////////////////////////////////
q9
;\B& void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
b;t]k9:"L {
-Y[-t; switch(Opcode)
t~M<j|]k {
y[|g!9Rp case SERVICE_CONTROL_STOP://停止Service
=+"'=o ServiceStopped();
;yZ N
"r break;
o 4b{>x case SERVICE_CONTROL_INTERROGATE:
KB"iF}\P0 SetServiceStatus(ssh,&ss);
$0*47+f break;
MzG ryM- }
&!a2%%1#N return;
lBn*G&(P }
m4DH90~a8 //////////////////////////////////////////////////////////////////////////////
5HbTgNI //杀进程成功设置服务状态为SERVICE_STOPPED
Eo Urc9G2 //失败设置服务状态为SERVICE_PAUSED
<!N;(nZ9}O //
z}8YrVr@ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
j?,*fp8 {
A pjqSz" ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
7[H`;l if(!ssh)
YxtkI:C? {
{^f0RGJg9 ServicePaused();
Q*C4
q` return;
zrew:5*uZ }
.cF$f4>2 ServiceRunning();
Qf|}%}%fp Sleep(100);
"?{yVu~9 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
d8kwW!m+ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
e1loI8 if(KillPS(atoi(lpszArgv[5])))
BP[U`
! ServiceStopped();
9Bk}g50$# else
be/1-=m ServicePaused();
n`}&,UA$4 return;
N 9&@,3 }
Mak9qaWqF> /////////////////////////////////////////////////////////////////////////////
BZ<z@DJp void main(DWORD dwArgc,LPTSTR *lpszArgv)
GzXP {
]'h)7 SERVICE_TABLE_ENTRY ste[2];
#5C3S3e= ste[0].lpServiceName=ServiceName;
O|RO
j ste[0].lpServiceProc=ServiceMain;
DjIswI1I ste[1].lpServiceName=NULL;
X{xJ*T y' ste[1].lpServiceProc=NULL;
~|9LWp_ StartServiceCtrlDispatcher(ste);
'c[LTpn4= return;
[U(&Ae0V> }
zzQH@D1 /////////////////////////////////////////////////////////////////////////////
'q'Y: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
8~)[d!' 下:
vEe /***********************************************************************
++!E9GU{ Module:function.c
'TrrOq4 Date:2001/4/28
(YJAT Author:ey4s
mF}k}0 Http://www.ey4s.org Zax]i,Bx ***********************************************************************/
-b)zira #include
`7%eA9*.m ////////////////////////////////////////////////////////////////////////////
E@jl: -*E BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
NoAb}1uae {
CDYx/yO TOKEN_PRIVILEGES tp;
uHro%UAd LUID luid;
pInWKj[y1 ePRM v if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
_O;~
}N4u {
')<FLCFwT printf("\nLookupPrivilegeValue error:%d", GetLastError() );
lq8ko@ return FALSE;
/eRtj:9M }
DsW`V~T tp.PrivilegeCount = 1;
8Qz7uPq tp.Privileges[0].Luid = luid;
RpK,ixbtA+ if (bEnablePrivilege)
7 3z
Y^x tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
*@arn Eu else
~}0hN]*G tp.Privileges[0].Attributes = 0;
K^vp(2 // Enable the privilege or disable all privileges.
z){UuiUM+= AdjustTokenPrivileges(
!-RpRRR[Co hToken,
%H}Y]D~R FALSE,
Mto~ / &tp,
^1,Eo2yN sizeof(TOKEN_PRIVILEGES),
`/JR}g{O (PTOKEN_PRIVILEGES) NULL,
wwcwYPeg (PDWORD) NULL);
a^T4\ // Call GetLastError to determine whether the function succeeded.
\Tf{ui if (GetLastError() != ERROR_SUCCESS)
UeQ9G {
D'[P,v;Q printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
_Q}RElA return FALSE;
9;Pu9s[q2 }
inv{dg/2 return TRUE;
_d0-%B
9m }
dezL{:Ya ////////////////////////////////////////////////////////////////////////////
Vc52s+7=8 BOOL KillPS(DWORD id)
b)hOzx {
HA.NZkq.tV HANDLE hProcess=NULL,hProcessToken=NULL;
EOnp!]Y BOOL IsKilled=FALSE,bRet=FALSE;
?> M oV5 __try
Q xF8=p {
`?o1cf A
l&sO?P[ / if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Xf_tj:eO~ {
5-5(`OZ{' printf("\nOpen Current Process Token failed:%d",GetLastError());
1xdESorX( __leave;
_IKP{WNB }
@j\?h$A/ //printf("\nOpen Current Process Token ok!");
D@(M+u9/% if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
ul=a\;3x#| {
?J@?,rZQ^V __leave;
x$5nLS2. }
;*4tVp, printf("\nSetPrivilege ok!");
t6%xit+ FP'u)eU&3 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
SeZT4y*= {
GE~(N N printf("\nOpen Process %d failed:%d",id,GetLastError());
E2h;hr;W __leave;
WQLHjGehe }
t2-nCRXEP //printf("\nOpen Process %d ok!",id);
}M9DqZ;I if(!TerminateProcess(hProcess,1))
Nzi/3r7m {
R3{*v =ov printf("\nTerminateProcess failed:%d",GetLastError());
%AEK[W+0 __leave;
KB,~u*~! }
@Uj_+c
q IsKilled=TRUE;
t1:S!@ }
4'{hI;&a& __finally
3^A/`8R7K {
,F?~'-K if(hProcessToken!=NULL) CloseHandle(hProcessToken);
28Ssb| if(hProcess!=NULL) CloseHandle(hProcess);
;x3 ]4^ }
{c\oOM<7 return(IsKilled);
]~
#+b> }
`^&15?Wk //////////////////////////////////////////////////////////////////////////////////////////////
Bsu=^z OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
! F;<xgw /*********************************************************************************************
3dX=xuQ%/ ModulesKill.c
^Azt.\fMX Create:2001/4/28
Wq{d8|)1 Modify:2001/6/23
^!o1l-Y^gr Author:ey4s
!7kLFW Http://www.ey4s.org H81.p PsKill ==>Local and Remote process killer for windows 2k
PX69 **************************************************************************/
iA%'
;V #include "ps.h"
@!&Jgg53G #define EXE "killsrv.exe"
Y( V3PnH #define ServiceName "PSKILL"
LG Y!j_bD A1|7(Sow #pragma comment(lib,"mpr.lib")
A^4kYOe //////////////////////////////////////////////////////////////////////////
EBIa%, //定义全局变量
vNK`Y|u@ SERVICE_STATUS ssStatus;
ezg^5o; SC_HANDLE hSCManager=NULL,hSCService=NULL;
p'Y&Z?8 BOOL bKilled=FALSE;
'?`@7Eol char szTarget[52]=;
u1pc5 Y{ //////////////////////////////////////////////////////////////////////////
\=EY@*= BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
[DotS\p!z BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
u>t|X}JH BOOL WaitServiceStop();//等待服务停止函数
@`IXu$Wm( BOOL RemoveService();//删除服务函数
'!+P{ /////////////////////////////////////////////////////////////////////////
gI^L
9jE7 int main(DWORD dwArgc,LPTSTR *lpszArgv)
clq~ ;hx {
co$Hi9JE BOOL bRet=FALSE,bFile=FALSE;
z|G|Y 22 char tmp[52]=,RemoteFilePath[128]=,
jHu,u|e0>S szUser[52]=,szPass[52]=;
E~<(i': HANDLE hFile=NULL;
d-ag DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
un$ Z7W/ T1Gp$l //杀本地进程
GCP{Z]u if(dwArgc==2)
[xZ/ZWb/ {
SG
dfhno; if(KillPS(atoi(lpszArgv[1])))
y~==waZw printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
2,8/Cb else
*l> [`U+ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
;T5,T lpszArgv[1],GetLastError());
6Q.{llO return 0;
wO2V%v^bp }
,c,Xd //用户输入错误
RV0>-@/x else if(dwArgc!=5)
z)58\rtz {
7x[LF ^o printf("\nPSKILL ==>Local and Remote Process Killer"
( Lok "\nPower by ey4s"
\A'|XdQ "\nhttp://www.ey4s.org 2001/6/23"
/-!&k "\n\nUsage:%s <==Killed Local Process"
SE,o7_k'S "\n %s <==Killed Remote Process\n",
.0nn0)" lpszArgv[0],lpszArgv[0]);
),nCq^Bp return 1;
iA55yT+ }
)(:+q(m //杀远程机器进程
4|zdXS strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
L;1$xI8tx strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
u%6Irdx strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Z/89&Uy`h lj
"Z //将在目标机器上创建的exe文件的路径
>\|kJ?h sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
YVQ_tCC_! __try
la
G$v-r {
YBYB OH //与目标建立IPC连接
*3A3>Rwu if(!ConnIPC(szTarget,szUser,szPass))
dWsT Jyx~ {
E^Q@9C<!d printf("\nConnect to %s failed:%d",szTarget,GetLastError());
j!zA+hF( return 1;
EX`"z(L }
~`*1*;Q<H| printf("\nConnect to %s success!",szTarget);
d] b~)!VW //在目标机器上创建exe文件
I! h(` '}U_D:o.b hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
T-L|Q,-{- E,
U}tl_5%) NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
(v|r'B9b if(hFile==INVALID_HANDLE_VALUE)
"rme~w Di {
T"L0Iy!k; printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
Ys"|</;dbj __leave;
, vY)n6 }
uL2"StW //写文件内容
1*C:hg@ while(dwSize>dwIndex)
8q]J;T {
Wmz q !1ML%}vvB, if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
t{/hkXq] {
pwJ'3NbS printf("\nWrite file %s
ZWf-X failed:%d",RemoteFilePath,GetLastError());
q*~gWn>T __leave;
GY oZ$p" C }
rPRrx-A dwIndex+=dwWrite;
vS7/ ~:C }
ybo#K //关闭文件句柄
YniZ(
~^K CloseHandle(hFile);
DRH'A!r! bFile=TRUE;
S304ncS|M //安装服务
aQ(`6DQv if(InstallService(dwArgc,lpszArgv))
Z} c'Bm( {
_LJ5o_-N //等待服务结束
uY.=4l if(WaitServiceStop())
v#RW{kI {
285_|!.Y //printf("\nService was stoped!");
w-
UKMW9" }
/h/6&R0l else
{F'Az1^I= {
T#\p%w9d //printf("\nService can't be stoped.Try to delete it.");
(7IqY1W }
<A)+|Y"^h6 Sleep(500);
Vo #:CB=8 //删除服务
\.c]kG>k- RemoveService();
?QGmoQ) }
~}h^38 }
~_'0]P\ __finally
Y.q>EUSH {
_e6a8 //删除留下的文件
>R( 8/#|E if(bFile) DeleteFile(RemoteFilePath);
D,MyI# //如果文件句柄没有关闭,关闭之~
CV s8s if(hFile!=NULL) CloseHandle(hFile);
*i`v~> //Close Service handle
h2"9"*S1 if(hSCService!=NULL) CloseServiceHandle(hSCService);
-g:lOht //Close the Service Control Manager handle
k]Zo-xh4 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
#;d)? //断开ipc连接
|</"N-#S wsprintf(tmp,"\\%s\ipc$",szTarget);
6G'<[gL
j WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
'g]hmE if(bKilled)
IQT cYl printf("\nProcess %s on %s have been
3=Z<wD s killed!\n",lpszArgv[4],lpszArgv[1]);
;P3>>DZ else
2-~a
P printf("\nProcess %s on %s can't be
wDDx j killed!\n",lpszArgv[4],lpszArgv[1]);
\3r3{X
_<` }
IeVLn^?+: return 0;
JL.5QzA }
NjbwGcH%\ //////////////////////////////////////////////////////////////////////////
t)ld<9)eB BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
!(Q l)C {
nB=0T`vQ NETRESOURCE nr;
Y[Es char RN[50]="\\";
]pWP?Ws &} ,*\Oj strcat(RN,RemoteName);
?L=A2C\_- strcat(RN,"\ipc$");
!6Q`>s] \ EZ+#3u nr.dwType=RESOURCETYPE_ANY;
BjiYv}J nr.lpLocalName=NULL;
,*dzJT$k nr.lpRemoteName=RN;
GJX4KA8J nr.lpProvider=NULL;
Y&s2C%jT `|]e6Pb if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
e$/&M*0\f return TRUE;
h2% J/69 else
uyFn}y62 return FALSE;
B
s,as }
@44P4?; /////////////////////////////////////////////////////////////////////////
+jtA&1cf BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
" \:ced {
&s:=qQa1 BOOL bRet=FALSE;
1i
u =Y __try
+3Y!xD?= {
h'l^g%; //Open Service Control Manager on Local or Remote machine
84'?um hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
;-Ss# & if(hSCManager==NULL)
1~'_K9eE {
%fv)7 CRM printf("\nOpen Service Control Manage failed:%d",GetLastError());
a}>Dz 1R __leave;
`@|w>8bMz{ }
#XI"@pD //printf("\nOpen Service Control Manage ok!");
hq?jdNy
: //Create Service
rs:Q%V
^ hSCService=CreateService(hSCManager,// handle to SCM database
a=+T95ulDy ServiceName,// name of service to start
*zy'#`> ServiceName,// display name
snYr9O[E6 SERVICE_ALL_ACCESS,// type of access to service
Q2eXK[?* SERVICE_WIN32_OWN_PROCESS,// type of service
kJk xx*:u SERVICE_AUTO_START,// when to start service
t8&q9$ SERVICE_ERROR_IGNORE,// severity of service
Jf)3< ~G failure
: tM?%=Q EXE,// name of binary file
b{RqwV5P NULL,// name of load ordering group
6^;^rUlm NULL,// tag identifier
0KAj]5nvb NULL,// array of dependency names
ID4~Gn NULL,// account name
^Dr.DWi{$ NULL);// account password
nLy#|C //create service failed
U<47WfcW if(hSCService==NULL)
Pr+~Kif {
C c*({ //如果服务已经存在,那么则打开
HR60 if(GetLastError()==ERROR_SERVICE_EXISTS)
`5'2Hg+ {
M$A#I51 //printf("\nService %s Already exists",ServiceName);
&aPl`"j //open service
%jEY3q hSCService = OpenService(hSCManager, ServiceName,
<tbZj=*O/o SERVICE_ALL_ACCESS);
i"HgvBHx if(hSCService==NULL)
9cd 8=][ {
aV>aiR= printf("\nOpen Service failed:%d",GetLastError());
.0|=[| __leave;
Q>8pP \ho }
rGlRAn#?, //printf("\nOpen Service %s ok!",ServiceName);
5j{Np,K }
r7 VXeoX else
NP/>H9Q2% {
s
/%:dnij printf("\nCreateService failed:%d",GetLastError());
n|i"S` __leave;
:EZQ'3X }
3]U]?h }
+y&d;0! //create service ok
?t rV72D else
`.=sTp2rbc {
['[KR
BJL //printf("\nCreate Service %s ok!",ServiceName);
t`G)b&3_O }
<y)E>Fl dTGA5c // 起动服务
7zDiHac if ( StartService(hSCService,dwArgc,lpszArgv))
= .oHnMX2M {
B9X8 //printf("\nStarting %s.", ServiceName);
6T+ Sleep(20);//时间最好不要超过100ms
GK{{ 7B while( QueryServiceStatus(hSCService, &ssStatus ) )
RY=1H {
b2kWjg.4 if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
z^W$%G {
l#bAl/c` printf(".");
5PZN^\^ Sleep(20);
6^#uLp> }
s_eOcm else
/\=MBUN break;
] hE="z=n }
4nkE IZ if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
v27Ja .tA printf("\n%s failed to run:%d",ServiceName,GetLastError());
7@~tVxB; }
%f&< wC else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
.Q&rfH3 {
I,O#X)O|i //printf("\nService %s already running.",ServiceName);
/#S>sOg2xq }
5j^NV&/_ else
C3VLV&wF {
?Zz'|.l@ printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
[@"wd_f{l __leave;
Owf.f;QR }
c
~Fdx bRet=TRUE;
naNyGE7) }//enf of try
TJy4<rb __finally
}$gmK {
M>l^%` return bRet;
R,Oe$J< }
{6
.o=EyM{ return bRet;
\cuS>G }
}
/:\U
p /////////////////////////////////////////////////////////////////////////
Yrn"saVc, BOOL WaitServiceStop(void)
Jx|I6y {
HIf{Z* mb BOOL bRet=FALSE;
#^rU x. //printf("\nWait Service stoped");
2KI!af[I while(1)
]hTb@. {
v{;7LXy0 Sleep(100);
RL}KAGK if(!QueryServiceStatus(hSCService, &ssStatus))
YQ(Po!NI\' {
2t1I3yA'{z printf("\nQueryServiceStatus failed:%d",GetLastError());
`/Y+1 aD break;
q'S
=Eav8 }
Bw<rp- if(ssStatus.dwCurrentState==SERVICE_STOPPED)
Z1,gtl ? {
&ak6zM bKilled=TRUE;
gPEqjj bRet=TRUE;
KN[d!}W: break;
7*+TP~WI }
Xm_$
dZ if(ssStatus.dwCurrentState==SERVICE_PAUSED)
&