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。
.-s!} P" OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
jc6~V$3 <1>与远程系统建立IPC连接
nC/T$
#G <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
$+e(k~ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
{3vm] <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
Rbm+V{EF& <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
')F@em <6>服务启动后,killsrv.exe运行,杀掉进程
-, =)O <7>清场
Np9Pae' 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
\iEJ9V /***********************************************************************
ZKI` ; Module:Killsrv.c
Ca"i<[8 Date:2001/4/27
$a\X(okx Author:ey4s
tvzO)&)$ Http://www.ey4s.org _jkJw2+s\ ***********************************************************************/
v/KTEM #include
Dh{P23} #include
5.0;xz}#y #include "function.c"
g+.E=Ef8<4 #define ServiceName "PSKILL"
QQHC
1 6*ZZ)W< SERVICE_STATUS_HANDLE ssh;
Tig6<t+Q SERVICE_STATUS ss;
,,9vk \ /////////////////////////////////////////////////////////////////////////
%u|Qh/?7 void ServiceStopped(void)
Z-U3TrSI
{
Pd
6 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
*=E4|>Ul, ss.dwCurrentState=SERVICE_STOPPED;
IfRrl/!nw ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
%ULd_ES^ ss.dwWin32ExitCode=NO_ERROR;
"J
>,
Hr9 ss.dwCheckPoint=0;
&:+_{nc, ss.dwWaitHint=0;
Z.>?Dt SetServiceStatus(ssh,&ss);
!})3Fb return;
I$i1o#H }
A]V<K[9:b /////////////////////////////////////////////////////////////////////////
mW_A3S5 void ServicePaused(void)
Q%GLT,f1. {
^eYJ7&t ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
C$c.(5/O ss.dwCurrentState=SERVICE_PAUSED;
5o(=?dXm4 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
p|*b] 36 ss.dwWin32ExitCode=NO_ERROR;
@qJv ss.dwCheckPoint=0;
d<;XQ.Wo7 ss.dwWaitHint=0;
iN`L* h SetServiceStatus(ssh,&ss);
ER$~kFE2yP return;
kS7T'[d }
Y50$2%kM void ServiceRunning(void)
~0.@1zEXj {
YX2j;Y? ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>yqL ss.dwCurrentState=SERVICE_RUNNING;
oWOH #w ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
z#&qWO ss.dwWin32ExitCode=NO_ERROR;
\}qv}hU ss.dwCheckPoint=0;
] @1ncn7N ss.dwWaitHint=0;
RzSN,bLR SetServiceStatus(ssh,&ss);
p7O4CP>9[ return;
p/s5[>N }
:(x 90;DW /////////////////////////////////////////////////////////////////////////
/%N~$ &wW void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
wA)R7%& {
XlNB9\"5 switch(Opcode)
s*}d`"YvH {
0$49X case SERVICE_CONTROL_STOP://停止Service
6Ue6b$xE ServiceStopped();
:Ws3+OI'm3 break;
Nb{oH +$b case SERVICE_CONTROL_INTERROGATE:
qm}7w3I^ SetServiceStatus(ssh,&ss);
55|$Imnf break;
g(;ejKSR }
N=L
urXv return;
7~`6~qg. }
B "}GAk}V //////////////////////////////////////////////////////////////////////////////
I`KN8ll //杀进程成功设置服务状态为SERVICE_STOPPED
9p$q@Bc //失败设置服务状态为SERVICE_PAUSED
`^N;%[c`z //
.g&BA15<F6 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
E3KPJ`=!*" {
,9M \`6 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
`0 F"zu if(!ssh)
%BHq2~J {
DwTZ<H4 ServicePaused();
p-/x Md return;
pV-.r-P }
qC|re!K ServiceRunning();
aA
yFu_ Sleep(100);
->#7_W //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
@o^sp|k ! //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
Vgm{=$ if(KillPS(atoi(lpszArgv[5])))
%I=J8$B]f ServiceStopped();
Y2D)$ else
-s!PO;qm ServicePaused();
$fvUb_n return;
cE]kI,Fw,M }
FRF}V@~ /////////////////////////////////////////////////////////////////////////////
6ensNr~ea void main(DWORD dwArgc,LPTSTR *lpszArgv)
`") I[h {
6<~y!\4;F SERVICE_TABLE_ENTRY ste[2];
,zyrBO0 Eq ste[0].lpServiceName=ServiceName;
_bz,G"w+: ste[0].lpServiceProc=ServiceMain;
Zd%\x[f9ck ste[1].lpServiceName=NULL;
n<$I, IRE ste[1].lpServiceProc=NULL;
nMbV{h , StartServiceCtrlDispatcher(ste);
#5I "M WA return;
r#~6FpFVK^ }
`4p9K /////////////////////////////////////////////////////////////////////////////
BzUx@, 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
lJ,s}l7 下:
|O+binq /***********************************************************************
\%^3Izsc Module:function.c
LOYv%9$0*p Date:2001/4/28
Yr,1##u Author:ey4s
^~ I Http://www.ey4s.org +%~g$#tlJo ***********************************************************************/
t-Fl"@s #include
wIiT
:o ////////////////////////////////////////////////////////////////////////////
V)Xcn'h BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
zj)[Sntn? {
DpR%s",Q TOKEN_PRIVILEGES tp;
i!nl%% LUID luid;
%?$"oWmenS JZ7-?
o if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
nC Z {
Fy@D&j printf("\nLookupPrivilegeValue error:%d", GetLastError() );
d$Xvax,C return FALSE;
-
|'wDf?H }
?0<3"2Db~ tp.PrivilegeCount = 1;
t|DYz#] tp.Privileges[0].Luid = luid;
=w5w=qB if (bEnablePrivilege)
rYqvG tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
33C#iR1(WJ else
lqs_7HhvRS tp.Privileges[0].Attributes = 0;
/4f;Niem // Enable the privilege or disable all privileges.
8|/YxF< AdjustTokenPrivileges(
x/<.?[A hToken,
C!P6Z10+j FALSE,
_8>"&1n &tp,
w$!n8Aqs sizeof(TOKEN_PRIVILEGES),
/L
4WWQ5 (PTOKEN_PRIVILEGES) NULL,
"8X+F% (PDWORD) NULL);
ij),DbWd // Call GetLastError to determine whether the function succeeded.
G#*;3X$ if (GetLastError() != ERROR_SUCCESS)
6bn-NY:i {
b +_E)4 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
}1P return FALSE;
yC5|"+
A$ }
*$1)&2i return TRUE;
5%$#3LT| }
3WYW]) ////////////////////////////////////////////////////////////////////////////
m}E$6E^~O BOOL KillPS(DWORD id)
koU.`l. {
td~3N,S HANDLE hProcess=NULL,hProcessToken=NULL;
!]nCeo BOOL IsKilled=FALSE,bRet=FALSE;
cG'Wh@ __try
Ww~0k!8,t {
l9h;dI{6 =EJ"edw]%0 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
\4[Ta,;t {
G!IQ<FuY printf("\nOpen Current Process Token failed:%d",GetLastError());
U8mu<) __leave;
pf_ /jR }
2^aTW`>L //printf("\nOpen Current Process Token ok!");
>seB["C if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
BSY#xe V {
m @%|Q; __leave;
>vU
Hf`4T }
bW]+Og printf("\nSetPrivilege ok!");
+*q@= P, /~[R
u if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
%ab79RS]C {
jo*9QO printf("\nOpen Process %d failed:%d",id,GetLastError());
-G 'lyH __leave;
e{,/ }
mI%/k7:sf //printf("\nOpen Process %d ok!",id);
NsHveOK1. if(!TerminateProcess(hProcess,1))
QFYy$T+W {
AngwBZ@ printf("\nTerminateProcess failed:%d",GetLastError());
._Xtb,p{ __leave;
lUEyo.xVt }
7w*&Yg] IsKilled=TRUE;
d8#j@='a* }
?+\,a+46P_ __finally
7fqYSMHR {
Dhoj|lc if(hProcessToken!=NULL) CloseHandle(hProcessToken);
I1~g?jpH if(hProcess!=NULL) CloseHandle(hProcess);
bRK9Qt#3 }
Tjqn::~D return(IsKilled);
B .mV\W }
M}Mzm2d#` //////////////////////////////////////////////////////////////////////////////////////////////
4;||g@f'[ 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:
cIp h$@ /*********************************************************************************************
i`$rzXcS ModulesKill.c
/(aX>_7jg Create:2001/4/28
A2d2V**Z Modify:2001/6/23
gOM`I+CwT Author:ey4s
pS;dvZ Http://www.ey4s.org D.b<I79bX PsKill ==>Local and Remote process killer for windows 2k
0 y%R **************************************************************************/
}[`?#`sW #include "ps.h"
t,,^^ll #define EXE "killsrv.exe"
v"+EBfx #define ServiceName "PSKILL"
$wTX M'iKk[Hjfx #pragma comment(lib,"mpr.lib")
~@a
R5Q>us //////////////////////////////////////////////////////////////////////////
f,>i%. //定义全局变量
ex458^N_ SERVICE_STATUS ssStatus;
]o$/xP SC_HANDLE hSCManager=NULL,hSCService=NULL;
rUjr'O0 BOOL bKilled=FALSE;
Pa +BE[z char szTarget[52]=;
,m,vo_Ub //////////////////////////////////////////////////////////////////////////
(xed(uFEK BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
+.I'U9QeUN BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
$4L3y
uH BOOL WaitServiceStop();//等待服务停止函数
{6sfa?1j BOOL RemoveService();//删除服务函数
Fr3t[:D /////////////////////////////////////////////////////////////////////////
x[" int main(DWORD dwArgc,LPTSTR *lpszArgv)
nif'l/@" {
Rn_c9p
BOOL bRet=FALSE,bFile=FALSE;
9lCKz
!E char tmp[52]=,RemoteFilePath[128]=,
V&H8-,7z szUser[52]=,szPass[52]=;
(02(:;1 HANDLE hFile=NULL;
w>_EM&r6~u DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
zP}v2 )6^xIh //杀本地进程
rU@?v+i if(dwArgc==2)
3 H2;mqq {
I >Q,]S1h if(KillPS(atoi(lpszArgv[1])))
VYo;[ue([ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
dy?|Q33Y" else
XH$|DeAFM printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
wtS*w lpszArgv[1],GetLastError());
,&]`
b#Rc return 0;
CJ }
?
M_SNv //用户输入错误
0f/!|c else if(dwArgc!=5)
,
% jTXb {
oH0F9*+W printf("\nPSKILL ==>Local and Remote Process Killer"
^\jX5)2{ "\nPower by ey4s"
[_b='/8 "\nhttp://www.ey4s.org 2001/6/23"
J6D$ i+ "\n\nUsage:%s <==Killed Local Process"
Cpv%s 1M "\n %s <==Killed Remote Process\n",
z %E!tB2o lpszArgv[0],lpszArgv[0]);
}yDq\5s
Q[ return 1;
q.Z#7~6`3 }
v=1S //杀远程机器进程
i!x5T%x_ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
@|%ICG c strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
eh4"_t strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
$ywh%OEH +N:6wZ7<f //将在目标机器上创建的exe文件的路径
xGv,%'u\ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
y7EX& __try
1e&b;l'*= {
![ID0}MjJ //与目标建立IPC连接
14!a)Ijl if(!ConnIPC(szTarget,szUser,szPass))
9k[},MM {
@i-@mxk6< printf("\nConnect to %s failed:%d",szTarget,GetLastError());
{<[tYZmj. return 1;
b:cK >fh0_ }
~{Rt4o _W printf("\nConnect to %s success!",szTarget);
0P3|1= //在目标机器上创建exe文件
@aN=U= +{i"G,3 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
R${4Q1 E,
lY9M<8g NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
*Ne2l`!1m if(hFile==INVALID_HANDLE_VALUE)
}SN44 di( {
=M{CZm printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
} %CbZ/7& __leave;
`+Z#*lj|@ }
bK$D lBZ //写文件内容
`yXx[deY while(dwSize>dwIndex)
mW0&uSMD {
ieRBD6_ G:C6`uiy` if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
8kM0
{
<ZC^H printf("\nWrite file %s
s1 ^mk] failed:%d",RemoteFilePath,GetLastError());
AYu'ptDNr __leave;
G^@Jgx3n }
?WtG|w dwIndex+=dwWrite;
zn;Hs]G }
HT=Am //关闭文件句柄
wp*&&0O! CloseHandle(hFile);
( WtE`f;Q bFile=TRUE;
4\SBf\ c //安装服务
5J\|gZQF if(InstallService(dwArgc,lpszArgv))
f(s3TLM {
K-k.=6mS //等待服务结束
],}afa!A if(WaitServiceStop())
5QFXj)hR+4 {
h* %0@ //printf("\nService was stoped!");
AH87UkNL }
= *;Xc-_ else
w$[Ds {
mImbS)V //printf("\nService can't be stoped.Try to delete it.");
?"<r9S|[O }
uC*:#[ Sleep(500);
[(hvK{) //删除服务
g6/N\[b% RemoveService();
vWi.[] }
Z0 IxYEp }
8xpYQ<cax __finally
-,fa{ yt- {
a.dxgW[ //删除留下的文件
$ X=D9h if(bFile) DeleteFile(RemoteFilePath);
H^PqYLjN //如果文件句柄没有关闭,关闭之~
_
kSPUP5 if(hFile!=NULL) CloseHandle(hFile);
+V+*7s%fL //Close Service handle
:n>ccZeMv if(hSCService!=NULL) CloseServiceHandle(hSCService);
eo*u(@ //Close the Service Control Manager handle
6n6VEwYj if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
/mBBeg^a //断开ipc连接
6:@t=C wsprintf(tmp,"\\%s\ipc$",szTarget);
e(; `9T WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
'UvS3]bSYW if(bKilled)
2HK printf("\nProcess %s on %s have been
kGuk
-P killed!\n",lpszArgv[4],lpszArgv[1]);
$sL|'ZMbS else
Wt)SdF=U/ printf("\nProcess %s on %s can't be
ZH$sMh<xg killed!\n",lpszArgv[4],lpszArgv[1]);
ZOrTbik }
@U
/3iDB\ return 0;
L^ #< HQ }
kulQR>u //////////////////////////////////////////////////////////////////////////
ZYA.1VrM BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
]D) 'I` {
m!#)JFe67 NETRESOURCE nr;
M$]O=2h+2 char RN[50]="\\";
B`?N0t%X rv%ye
H
strcat(RN,RemoteName);
x#j\"$dla strcat(RN,"\ipc$");
*n*N|6+ PZ!dn%4jy nr.dwType=RESOURCETYPE_ANY;
BvZ^^IUb nr.lpLocalName=NULL;
<`p75B nr.lpRemoteName=RN;
APtselC nr.lpProvider=NULL;
2htA7V*dD !,6v=n[Nz if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
.KU SNrs' return TRUE;
n:bB$Ai2 else
4I#eC#" return FALSE;
mj(&`HRs4 }
|DFvZ6} /////////////////////////////////////////////////////////////////////////
e@,u`{C[ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
:Hf0Qx6 {
QLB1:O> BOOL bRet=FALSE;
g<rKV+$6 __try
RFn0P)9& {
=(|xU?OL //Open Service Control Manager on Local or Remote machine
C7jc 6(>m hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
JwI`"$>w if(hSCManager==NULL)
,na=~.0R: {
N,/BudFo printf("\nOpen Service Control Manage failed:%d",GetLastError());
L'\/)!cEd __leave;
b,rH&+2H }
2i7i\?<. //printf("\nOpen Service Control Manage ok!");
$['7vcB^ //Create Service
Tn@UX(^, hSCService=CreateService(hSCManager,// handle to SCM database
}ED
nLou ServiceName,// name of service to start
Yt/SnF ServiceName,// display name
,\S pjE SERVICE_ALL_ACCESS,// type of access to service
0 .FHdJ< SERVICE_WIN32_OWN_PROCESS,// type of service
hSkc9jBF SERVICE_AUTO_START,// when to start service
W3jXZ> SERVICE_ERROR_IGNORE,// severity of service
0tW<LR-}E failure
|YE,) kiF EXE,// name of binary file
,XeyE;|| NULL,// name of load ordering group
U50s!Zt45 NULL,// tag identifier
iBKb/Oi6 NULL,// array of dependency names
s,$Z("B NULL,// account name
WG8iTVwx NULL);// account password
y7M:b Uh //create service failed
_^6|^PT. if(hSCService==NULL)
t":W.q< {
dcl.wD0~V //如果服务已经存在,那么则打开
e'~-`Z9-) if(GetLastError()==ERROR_SERVICE_EXISTS)
(@KoqwVWc {
|%'6f}fnE //printf("\nService %s Already exists",ServiceName);
"+n4 c' //open service
y^mWG1"O hSCService = OpenService(hSCManager, ServiceName,
b(}Gm@# SERVICE_ALL_ACCESS);
^nHB1"OCV if(hSCService==NULL)
*?^Z)C> {
})o~E printf("\nOpen Service failed:%d",GetLastError());
q:Y6fbt<7 __leave;
CYPazOfj }
(2 T#/$ //printf("\nOpen Service %s ok!",ServiceName);
+9CEC1-l }
1jH7<%y else
6WE&((r^ {
^s^JzFw printf("\nCreateService failed:%d",GetLastError());
2gd<8a' ' __leave;
861i3OXVE> }
Gh]_L+ }
hncS_ZA //create service ok
Y8)E]D else
p~Hvl3SxR {
4AY
_#f5u //printf("\nCreate Service %s ok!",ServiceName);
*<*0".# }
& Fg|%,fv] -,~;qSs // 起动服务
}O,U2=Hw`] if ( StartService(hSCService,dwArgc,lpszArgv))
xl+DRPzl {
zH)cU%I@. //printf("\nStarting %s.", ServiceName);
2PVx++*]C Sleep(20);//时间最好不要超过100ms
XYqpI/s while( QueryServiceStatus(hSCService, &ssStatus ) )
XJx,9trH {
$nB-ADRu@ if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
3[0w+{(Q {
Yz&*PPx printf(".");
QU^/[75Ea0 Sleep(20);
xab]q$n]k }
87QZun% else
="uKWt6n' break;
I?_E,.)[ I }
eecw]P_? if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
CY*ngi & printf("\n%s failed to run:%d",ServiceName,GetLastError());
EKZ$Q4YE }
s<A*[ else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
Q~fwWp-J {
hq/J6 M //printf("\nService %s already running.",ServiceName);
)t|^Nuj8 }
iD>G!\&