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。
j4uvS! 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 <1>与远程系统建立IPC连接
B2'i7Ps <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
EKsT~SS <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
;k>&FWEG <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
#T=LR@y <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
+w{*Xk)4 <6>服务启动后,killsrv.exe运行,杀掉进程
&-B^~M*?? <7>清场
Nbi.\ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
WL?\5?G9l /***********************************************************************
rcC<Zat,| Module:Killsrv.c
2vWx)Drb6 Date:2001/4/27
.jk@IL Author:ey4s
9#MBaO8_" Http://www.ey4s.org yooX$ ***********************************************************************/
;CPr]avY #include
[J4gH^Z_
#include
E{Ov>osq #include "function.c"
"q.\>MCv #define ServiceName "PSKILL"
^Uf]Q$uCjE G'ei/Me6{ SERVICE_STATUS_HANDLE ssh;
.@@?Pj?) SERVICE_STATUS ss;
K)DDk9* /////////////////////////////////////////////////////////////////////////
j;-1J_e5 void ServiceStopped(void)
^5h]Y;tx {
;E3>ay6m8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
SfaQvstN ss.dwCurrentState=SERVICE_STOPPED;
#x 177I\ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
F|e1"PkeoA ss.dwWin32ExitCode=NO_ERROR;
#\ X#w<\? ss.dwCheckPoint=0;
<YhB8W9 P ss.dwWaitHint=0;
ZL&g_jC SetServiceStatus(ssh,&ss);
1Y7Eajt-5 return;
V4'YWdTi }
lrIS{MJ+- /////////////////////////////////////////////////////////////////////////
&)AVzN+*h void ServicePaused(void)
j)/nKh4O {
_0]S69lp ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
#/Vh|UeX ss.dwCurrentState=SERVICE_PAUSED;
PE3vQH=t~ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
W"}M1o ss.dwWin32ExitCode=NO_ERROR;
~nh:s|l6%M ss.dwCheckPoint=0;
,0~n3G ss.dwWaitHint=0;
}}\vV} s SetServiceStatus(ssh,&ss);
=,_ +0M9 return;
LIvFx| }
B1>/5hV} void ServiceRunning(void)
8TLgNQP {
&h^9}>rVjV ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
4'a=pnE$
ss.dwCurrentState=SERVICE_RUNNING;
p8h9Ng*&` ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2ZG5<"DQ" ss.dwWin32ExitCode=NO_ERROR;
[f1
(`< ss.dwCheckPoint=0;
;U.hxh;+ ss.dwWaitHint=0;
d(:8M SetServiceStatus(ssh,&ss);
N`L0Vd return;
=WyZX 7@R }
Z\ja /////////////////////////////////////////////////////////////////////////
ebUBrxZX void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
:7!0OVQla\ {
Z7hgA-t switch(Opcode)
)ttUWy$w {
,+meT`'vn case SERVICE_CONTROL_STOP://停止Service
+wN^c#~7 ServiceStopped();
GzI yP(U break;
VcSVu case SERVICE_CONTROL_INTERROGATE:
\KQ71yqY SetServiceStatus(ssh,&ss);
LWz&YF#T- break;
YkniiB[/ }
AP7Yuv` return;
]+XYEv }
ifUGY[ L //////////////////////////////////////////////////////////////////////////////
C/vIEYG4 //杀进程成功设置服务状态为SERVICE_STOPPED
i+S)
K //失败设置服务状态为SERVICE_PAUSED
bzuEfFaL //
r^3acXl
void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
QxVq^H {
G
MX? ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
$c:ynjL|P- if(!ssh)
)4<__|52"1 {
W&&;:Fr ServicePaused();
$Q96,rb}k; return;
HkUWehVm }
c#Sa]n ServiceRunning();
q_g+Jf
P-D Sleep(100);
El[)?+;D //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
+;N2p1ZBf //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
%)|9E>fP]N if(KillPS(atoi(lpszArgv[5])))
bF"G[pD ServiceStopped();
Crho=RJPR else
ZniB]k1 ServicePaused();
-QM:
q return;
7=TF.TW)
}
%l}D. ml /////////////////////////////////////////////////////////////////////////////
f]`#J%P void main(DWORD dwArgc,LPTSTR *lpszArgv)
TMlP*d# {
q)S^P> SERVICE_TABLE_ENTRY ste[2];
aT)BR?OYSJ ste[0].lpServiceName=ServiceName;
oX S1QT`B ste[0].lpServiceProc=ServiceMain;
kI
4MiK ste[1].lpServiceName=NULL;
Bm.:^:&k ste[1].lpServiceProc=NULL;
bx{$Y_L+p StartServiceCtrlDispatcher(ste);
w)kNkD return;
@eD):Y }
tD(7^GuR /////////////////////////////////////////////////////////////////////////////
VY;{/.Sa 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
pQ=>.JU 下:
Y;@>b{s /***********************************************************************
544X1Ww2 Module:function.c
Pe3@d|-,MU Date:2001/4/28
#(#Wv?r6 Author:ey4s
4e~A1- Http://www.ey4s.org #A1Z'y0 ***********************************************************************/
ko.(pb@+ #include
R?~Yp?B^ ////////////////////////////////////////////////////////////////////////////
=j5MFX.-o BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
-Zf@VW,NI {
s+,OxRVw( TOKEN_PRIVILEGES tp;
\r /ya<5 LUID luid;
~P8tUhffK 66/3|83Z if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
5][Ztx {
s \;" X printf("\nLookupPrivilegeValue error:%d", GetLastError() );
\`oT#|0 return FALSE;
0B@SN)<kH }
DoJ\ q+ tp.PrivilegeCount = 1;
J&[@}$N tp.Privileges[0].Luid = luid;
HJXT9;w if (bEnablePrivilege)
!UG
7Uer tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
z=rT%lz6
else
# {w9s0: tp.Privileges[0].Attributes = 0;
ZHU5SXu // Enable the privilege or disable all privileges.
%QH)' GJQ AdjustTokenPrivileges(
|Y$uqRdV hToken,
`x
l FALSE,
<49K>S9O &tp,
{sihus#Q sizeof(TOKEN_PRIVILEGES),
?t/~lv (PTOKEN_PRIVILEGES) NULL,
k. MUdU^ (PDWORD) NULL);
tBq
nfv // Call GetLastError to determine whether the function succeeded.
pm*xb]8y if (GetLastError() != ERROR_SUCCESS)
k9:{9wW {
y.e^h RKb printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
SB1upTn return FALSE;
@.b+av4J }
*5vV6][ return TRUE;
M=1n QF2J }
LR.Hh ////////////////////////////////////////////////////////////////////////////
6+.uU[x@ BOOL KillPS(DWORD id)
& -{DfNK c {
]h>_\9qO HANDLE hProcess=NULL,hProcessToken=NULL;
%\D)u8} BOOL IsKilled=FALSE,bRet=FALSE;
ud xZ0 __try
^B(V4-| {
Bt>}rYz1 =Z P%mW&;} if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
WM| dKF
{
wfU7G[ printf("\nOpen Current Process Token failed:%d",GetLastError());
eqP&8^HP __leave;
.z)%)PVV }
w[9|cgCY //printf("\nOpen Current Process Token ok!");
vy0X_DPCr if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
:`-,Lbg {
u.mJQDTH __leave;
jNLw= }
)~+E[| printf("\nSetPrivilege ok!");
+=q$ x Ia 9:ze{ c $ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
LQtj~c>X-| {
|zQ4u printf("\nOpen Process %d failed:%d",id,GetLastError());
P;P%n __leave;
%MrWeYd1 }
0'V5/W //printf("\nOpen Process %d ok!",id);
_d"b;4l if(!TerminateProcess(hProcess,1))
^HV>`Pjd}= {
73V|6tmgY printf("\nTerminateProcess failed:%d",GetLastError());
q}~3C1 __leave;
?&|5=>u2}$ }
q*F{/N** IsKilled=TRUE;
dRj| g }
V.O(S\ __finally
xl6,s>ob {
7![,Q~Fy if(hProcessToken!=NULL) CloseHandle(hProcessToken);
M,/mE~ if(hProcess!=NULL) CloseHandle(hProcess);
3&u&x( }
\@8+U;d return(IsKilled);
n#q<`}u, }
*pAV2V(!23 //////////////////////////////////////////////////////////////////////////////////////////////
u+'tfFds& 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:
[z9`)VIe /*********************************************************************************************
"}pNe"ok ModulesKill.c
\hBG<nH{0 Create:2001/4/28
y.WEj?EL Modify:2001/6/23
nQ q=7Gu Author:ey4s
4 !y%O Http://www.ey4s.org j Dy-)2< PsKill ==>Local and Remote process killer for windows 2k
.2%zC & ; **************************************************************************/
T(f/ ?_% #include "ps.h"
Po ZuMF #define EXE "killsrv.exe"
ebT:/wu,2 #define ServiceName "PSKILL"
=x<ge _Y |K.mP4CKY #pragma comment(lib,"mpr.lib")
Qa.<K{m#? //////////////////////////////////////////////////////////////////////////
A D1=[I3 //定义全局变量
9[G[$c SERVICE_STATUS ssStatus;
x|mqL-Q f SC_HANDLE hSCManager=NULL,hSCService=NULL;
<_3b1VhZ BOOL bKilled=FALSE;
|&FkksNAl\ char szTarget[52]=;
]}U*_rM: //////////////////////////////////////////////////////////////////////////
p?B=1vn-2 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
gW-V=LV ( BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
'yL%3h
_@ BOOL WaitServiceStop();//等待服务停止函数
Ag&0wN+jTM BOOL RemoveService();//删除服务函数
H-~6Z",1 /////////////////////////////////////////////////////////////////////////
QA<Jr5Ys int main(DWORD dwArgc,LPTSTR *lpszArgv)
XmEq2v {
GM3f-\/ BOOL bRet=FALSE,bFile=FALSE;
cm?\
-[cV char tmp[52]=,RemoteFilePath[128]=,
~ ip,Nl szUser[52]=,szPass[52]=;
S-k8jm HANDLE hFile=NULL;
K{[%7AM DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
'7+4`E nq6@6GRG //杀本地进程
QlJ)F{R8il if(dwArgc==2)
f7=((5N {
byTh/ H if(KillPS(atoi(lpszArgv[1])))
p(~Yx3$* printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
i(iXD else
~nrK>% printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
0URji~?|x lpszArgv[1],GetLastError());
TNGU6j}oq return 0;
!{^PO<9 }
S4G^z}{_ //用户输入错误
kg'o&^/= else if(dwArgc!=5)
:P<]+\m {
KU8Jbl*
printf("\nPSKILL ==>Local and Remote Process Killer"
B5X(ykaX~ "\nPower by ey4s"
f6p-s
y> "\nhttp://www.ey4s.org 2001/6/23"
G5CI<KRK# "\n\nUsage:%s <==Killed Local Process"
*q()f\ "\n %s <==Killed Remote Process\n",
r7b1- lpszArgv[0],lpszArgv[0]);
89o/F+ _b return 1;
O+]Ifm [ }
;`^WGS(3.% //杀远程机器进程
;~D)~=|ZZ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
7PtN?;rP strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
^R# E:3e strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
I~ok4L?VB h&--,A > //将在目标机器上创建的exe文件的路径
/(iFcMT sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
=zKhz8B( __try
Cn "s`
q {
1(|'WyD //与目标建立IPC连接
xO&eRy?% if(!ConnIPC(szTarget,szUser,szPass))
8$0rR55 {
\3pc"^W printf("\nConnect to %s failed:%d",szTarget,GetLastError());
H[S%J3JI return 1;
wM2*# }
K%^V?NP*{Z printf("\nConnect to %s success!",szTarget);
%O! v"Xh //在目标机器上创建exe文件
hRK/T7v 1+}{8D_F hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
8C67{^`:: E,
w-Da~[J NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
vTJ}8 if(hFile==INVALID_HANDLE_VALUE)
%k'!Iq+ {
@Ub"5Fl4 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
J/[=p<I) __leave;
g7OqX \ }
gK[YQXfTy //写文件内容
@te!Jgu{ while(dwSize>dwIndex)
>_|O1H./4 {
EUN81F? Ry%Mej: if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
.6`9H 1 {
&(xH$htv1 printf("\nWrite file %s
(X?%^^e! failed:%d",RemoteFilePath,GetLastError());
4}4Pyjh __leave;
A29gz:F( }
&NH$nY.r dwIndex+=dwWrite;
m]5Cq6 }
]%?YZn<{ //关闭文件句柄
G>1eFBh } CloseHandle(hFile);
1T-8K
r bFile=TRUE;
M#As0~y //安装服务
]
:BX!< if(InstallService(dwArgc,lpszArgv))
*=+td)S/1 {
*# tJM.Z //等待服务结束
<8d^^0 if(WaitServiceStop())
<N_+=_ {
IE9XU9Kd //printf("\nService was stoped!");
RPE5K:P }
vK_?<> else
a hR ^ {
Qj.l:9% //printf("\nService can't be stoped.Try to delete it.");
XT@-$%u }
li0i" Sleep(500);
]>~)<
//删除服务
M;p
em< RemoveService();
IHJ=i- }
oAPb*;} }
H\qC[" __finally
.pN`;*7` {
0},PJ$8x //删除留下的文件
^OstR`U3 if(bFile) DeleteFile(RemoteFilePath);
{j:hod@-:5 //如果文件句柄没有关闭,关闭之~
W!?7D0q if(hFile!=NULL) CloseHandle(hFile);
bpKZ3}U //Close Service handle
L"{JRbh[ if(hSCService!=NULL) CloseServiceHandle(hSCService);
>i5acuth //Close the Service Control Manager handle
b0Kc^uj5 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
m6',SY9T //断开ipc连接
^!9~Nwn wsprintf(tmp,"\\%s\ipc$",szTarget);
Cb9;QzBVA# WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
p' + if(bKilled)
ds?v'| printf("\nProcess %s on %s have been
*
v75O7l killed!\n",lpszArgv[4],lpszArgv[1]);
{a4z2"\A else
HmiJ~C_v`: printf("\nProcess %s on %s can't be
t5#rps\; killed!\n",lpszArgv[4],lpszArgv[1]);
7tcPwCc{ }
Kd=%tNp return 0;
],Rd ySN& }
K)\M5id] //////////////////////////////////////////////////////////////////////////
dVsE^jsL BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
$D}{]MN. {
/XhIx\40l NETRESOURCE nr;
=u+d_'P7-R char RN[50]="\\";
.8y3O] F@<CsgKB- strcat(RN,RemoteName);
GQ9\'z#+ strcat(RN,"\ipc$");
7D!u1?]d{ ^sVX)% nr.dwType=RESOURCETYPE_ANY;
76Vl6cPu> nr.lpLocalName=NULL;
Er+nk`UR_ nr.lpRemoteName=RN;
,ztI,1"k nr.lpProvider=NULL;
?ON-+u Qt/8r*Oe if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
Z| V`B ` return TRUE;
3AsT else
_ B5gR return FALSE;
zJ)*Z,7 }
'rr^2d]`ST /////////////////////////////////////////////////////////////////////////
il \$@Bn BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
p~9vP)74u {
sfOHarww BOOL bRet=FALSE;
D;_ MPN[ __try
8'f4 Od ? {
IiZ&Pr //Open Service Control Manager on Local or Remote machine
I+dbZBX hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
FKT1fv[H if(hSCManager==NULL)
H<}^'#"p {
;uW}`Q< printf("\nOpen Service Control Manage failed:%d",GetLastError());
LWHd~"eU __leave;
qHP78&wUx }
^",ACWF4Sk //printf("\nOpen Service Control Manage ok!");
$`-4Ax4% //Create Service
Wh%ucX& hSCService=CreateService(hSCManager,// handle to SCM database
T+<A`k: - ServiceName,// name of service to start
`/~8}Y{ ServiceName,// display name
&'DU0c& SERVICE_ALL_ACCESS,// type of access to service
ngat0'oa SERVICE_WIN32_OWN_PROCESS,// type of service
|'{zri|A" SERVICE_AUTO_START,// when to start service
aMvI?y { SERVICE_ERROR_IGNORE,// severity of service
hYM@?/(q failure
Xa[?^P EXE,// name of binary file
dVFf. NULL,// name of load ordering group
ODC8D>ZYl NULL,// tag identifier
*H.oP NULL,// array of dependency names
yZ7,QsEsN NULL,// account name
"B8"_D& NULL);// account password
Ns[ym>x#2 //create service failed
DNj"SF(J if(hSCService==NULL)
WN_pd%m {
TW9WMId //如果服务已经存在,那么则打开
'I /aboDB if(GetLastError()==ERROR_SERVICE_EXISTS)
Ko/ I#) {
]sGHG^I6 //printf("\nService %s Already exists",ServiceName);
K%X^n>O7C //open service
D*YM[sN` hSCService = OpenService(hSCManager, ServiceName,
aN $}? SERVICE_ALL_ACCESS);
YI.w-K\ if(hSCService==NULL)
i7utKj*57 {
d R]Q$CJ printf("\nOpen Service failed:%d",GetLastError());
o`q_wdy? __leave;
YcN!T"wJ@ }
<1.A=_
M //printf("\nOpen Service %s ok!",ServiceName);
-atGlu2 }
$LLA,?;! else
t6A:ZmG_ {
1s{^X
- printf("\nCreateService failed:%d",GetLastError());
]/B$br'O{? __leave;
wlEo"BA
}
P b]3&!a }
?w+Ix~k //create service ok
(Gw,2-A else
=pznu+, {
S9>0t0 //printf("\nCreate Service %s ok!",ServiceName);
acw4B5] }
3,Q^&
1 #zRbx // 起动服务
?x0pe4^If if ( StartService(hSCService,dwArgc,lpszArgv))
q=DN
{a: {
h'$9C //printf("\nStarting %s.", ServiceName);
Y"6w,_'m Sleep(20);//时间最好不要超过100ms
RNhJ'&SYs while( QueryServiceStatus(hSCService, &ssStatus ) )
n9\]S7]52 {
]wWPXx[>/ if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
x
$zKzfHW {
S>0nx ^P printf(".");
ZZ.m(ATR Sleep(20);
D^-7JbE] }
Kmdlf,[3d else
yx<WSgWZ[ break;
Qo1eXMW }
vYU;_R if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
VT.;:Q printf("\n%s failed to run:%d",ServiceName,GetLastError());
d)"?mD:m/M }
;9}pOzF1q else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
5zIAhg@o:q {
~(@ E`s&{ //printf("\nService %s already running.",ServiceName);
q9^ }
&k1T08C* else
>"@?ir {
?*oKX printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
e[Jem5C __leave;
8l"O(B'#Z }
C( id=F bRet=TRUE;
$\"9<o|h }//enf of try
CY&
hIh~S@ __finally
]D!k&