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。
V+Cwzc^j OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
/J04^6 <1>与远程系统建立IPC连接
_7IKzUn9g[ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
XEn*?.e <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
_{R=B8Zz\ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
'&.# <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
G"X8}:} <6>服务启动后,killsrv.exe运行,杀掉进程
R<sJ^nx <7>清场
t'BLVCu 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
4!+pc-}- /***********************************************************************
_/Gczy4)# Module:Killsrv.c
6:q"l\n> Date:2001/4/27
h.-@ F Author:ey4s
v3}L`dyh3 Http://www.ey4s.org Hu.t 3:w ***********************************************************************/
RE=` #include
[|P!{?A43| #include
Eq$&qV-?( #include "function.c"
p!sWYui #define ServiceName "PSKILL"
\"CZI<=TB *g y{] SERVICE_STATUS_HANDLE ssh;
PUo/J~ v SERVICE_STATUS ss;
u}!@ ,/) /////////////////////////////////////////////////////////////////////////
1WY/6[ void ServiceStopped(void)
emK$`9 {
'~ ,p[ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
{]E+~%Va ss.dwCurrentState=SERVICE_STOPPED;
Lb;zBmwB ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
UNPezHaz ss.dwWin32ExitCode=NO_ERROR;
u:m]CPz ss.dwCheckPoint=0;
e=4+$d ss.dwWaitHint=0;
Kv.>Vf.T}_ SetServiceStatus(ssh,&ss);
SVv;q?jZ return;
{?J/c{=/P }
0A,]$Fzt /////////////////////////////////////////////////////////////////////////
0PU8#2pR void ServicePaused(void)
n) k1 {
{e+-vl ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
*uo'VJI7_, ss.dwCurrentState=SERVICE_PAUSED;
uiJS8(Cb ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Si_%Rr&jW ss.dwWin32ExitCode=NO_ERROR;
,y+$cM( ss.dwCheckPoint=0;
5B&;uY ss.dwWaitHint=0;
,WvY$_#xW% SetServiceStatus(ssh,&ss);
K4]g[z return;
|1ST=O7.LH }
oS7(s void ServiceRunning(void)
:6zG7qES3 {
3GuH857ov ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ax{ ;:fW ss.dwCurrentState=SERVICE_RUNNING;
Y$Q|J4z ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
RRGWC$>? ss.dwWin32ExitCode=NO_ERROR;
]J:1P`k. ss.dwCheckPoint=0;
1gmt2>#v% ss.dwWaitHint=0;
} ~"hC3w SetServiceStatus(ssh,&ss);
x_c7R;C return;
ZTU&,1Y ; }
rAs,X /////////////////////////////////////////////////////////////////////////
2Fz|fW_ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
'v\L @" {
7zHh@ B:] switch(Opcode)
W-.pmU e2 {
G!Um,U/g case SERVICE_CONTROL_STOP://停止Service
7ULqo>j ServiceStopped();
-K
rxMi break;
[Z~ 2 case SERVICE_CONTROL_INTERROGATE:
ithewup SetServiceStatus(ssh,&ss);
LwhyE:1 break;
)13dn]o=2
}
81hbk(( return;
.\8X[%K9nc }
y_HN6 //////////////////////////////////////////////////////////////////////////////
T"&)&"W*U //杀进程成功设置服务状态为SERVICE_STOPPED
FL8g5I //失败设置服务状态为SERVICE_PAUSED
- !>}_AH //
OvUI@,Ef void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
0 H0-U'l {
Gg~QAsks
ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
zfwS if(!ssh)
&BtK($ {
@#P,d5^G
ServicePaused();
vjQb%/LWl return;
<c%W")0 }
!^v5-xO?rP ServiceRunning();
p/2jh& Sleep(100);
9_QP !, //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
A8q;q 2 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
B%KG3] if(KillPS(atoi(lpszArgv[5])))
$8p7 D?Y ServiceStopped();
rz"txN else
w|CZ7|6 ServicePaused();
sTOa return;
RGn!{= }
Z0`T\ay /////////////////////////////////////////////////////////////////////////////
;L|uIg;.s void main(DWORD dwArgc,LPTSTR *lpszArgv)
}g3+{\x8 {
01T`Flz SERVICE_TABLE_ENTRY ste[2];
M;0]u.D*= ste[0].lpServiceName=ServiceName;
fZxIY, ste[0].lpServiceProc=ServiceMain;
n.sbr ste[1].lpServiceName=NULL;
v^ /Q 8Q ste[1].lpServiceProc=NULL;
.AYj'Y StartServiceCtrlDispatcher(ste);
@"Z7nJX return;
:> & fV }
<\0vR20/ /////////////////////////////////////////////////////////////////////////////
TZtjbD>B function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
>7roe []-| 下:
k^ YO%_ /***********************************************************************
<,AS8^$X[ Module:function.c
_DrJVC~6@ Date:2001/4/28
=l.+,|ZH! Author:ey4s
[HN|\afz Http://www.ey4s.org D;I6Q1I ***********************************************************************/
0W3i() #include
>(y<0
////////////////////////////////////////////////////////////////////////////
gtYAHi BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
8scc%t7 {
YPzU-:3 TOKEN_PRIVILEGES tp;
O:{U^K:* LUID luid;
DAwqo.m Yk42(!
if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
?x^z]N|P {
p-%|P]& printf("\nLookupPrivilegeValue error:%d", GetLastError() );
}gkM^*$:% return FALSE;
A/7X9ir }
(_4;') 9 tp.PrivilegeCount = 1;
Ne$"g[uFU tp.Privileges[0].Luid = luid;
?=VOD #) if (bEnablePrivilege)
UxD5eJJ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Kf 2jD4z} else
q %0Cg= tp.Privileges[0].Attributes = 0;
hky;CD~$ // Enable the privilege or disable all privileges.
O$kq`'9
AdjustTokenPrivileges(
peJKNX.!q hToken,
|7B!^
K FALSE,
c*`>9mv &tp,
.>wv\i[p sizeof(TOKEN_PRIVILEGES),
=?h~.lo (PTOKEN_PRIVILEGES) NULL,
0 a~HiIh (PDWORD) NULL);
ZhNdB // Call GetLastError to determine whether the function succeeded.
cpt<WK} if (GetLastError() != ERROR_SUCCESS)
GabYfUkO {
EZ.!rh~+ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
`z0{S! return FALSE;
#q3l!3\mW }
;Nr ]X return TRUE;
*WE1;msr }
3x~{QG5Gn ////////////////////////////////////////////////////////////////////////////
_U{([M>; BOOL KillPS(DWORD id)
#{9G sD {
-o+74=E8[? HANDLE hProcess=NULL,hProcessToken=NULL;
=pA
IvU BOOL IsKilled=FALSE,bRet=FALSE;
F`nb21{0y& __try
QQe;1O {
9s}Kl($ uY<
H#k if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
| 3+m%;X {
)2DQ>cm printf("\nOpen Current Process Token failed:%d",GetLastError());
XhdSFxW} __leave;
\([WH!7 }
Z+pom7A"E //printf("\nOpen Current Process Token ok!");
p"*y58 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
o$C|J]% {
qzFQEepso __leave;
]NhS=3*i+ }
VR!-%H\AW printf("\nSetPrivilege ok!");
D;Gq)]O OzT#1T1'c if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
CzV(cSS9- {
{FN;'Uc printf("\nOpen Process %d failed:%d",id,GetLastError());
Jti(b*~ __leave;
:Vg}V"QR }
d bS
+ //printf("\nOpen Process %d ok!",id);
'!Gs>T+ if(!TerminateProcess(hProcess,1))
0W`LVue {
F8e<}v&7R printf("\nTerminateProcess failed:%d",GetLastError());
i#X!#vyc __leave;
fag^7r z }
3`HnLD/ IsKilled=TRUE;
w(1Gi$Z(Q) }
p.fF}B __finally
:)jJge&^p {
;Qi }{;+ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
.bf<<+'o if(hProcess!=NULL) CloseHandle(hProcess);
9kKnAf4Z }
5FC4@Ms` return(IsKilled);
2JmZ{ }
w:o-klKXY //////////////////////////////////////////////////////////////////////////////////////////////
iRG?# " 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:
bg?"ILpk /*********************************************************************************************
I\\QS.2 ModulesKill.c
9umGIQHnil Create:2001/4/28
>EXb|vw
Modify:2001/6/23
_SZ5P>GIU Author:ey4s
gQ~5M'# Http://www.ey4s.org g8ES8SM PsKill ==>Local and Remote process killer for windows 2k
rZbEvS **************************************************************************/
jnuY{0(& #include "ps.h"
[ neXFp}S #define EXE "killsrv.exe"
R.j1?\ #define ServiceName "PSKILL"
|m,VTViv;i ?p[O%_Xf #pragma comment(lib,"mpr.lib")
Q\{x)|{$ //////////////////////////////////////////////////////////////////////////
&"uV~AM //定义全局变量
j1Yq5`ia SERVICE_STATUS ssStatus;
7.<^j[? SC_HANDLE hSCManager=NULL,hSCService=NULL;
K:yr-#(P/ BOOL bKilled=FALSE;
C9Bh@v%90^ char szTarget[52]=;
dMl+ko //////////////////////////////////////////////////////////////////////////
+c206. BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
TrE3S'EU#R BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
S"snB/ BOOL WaitServiceStop();//等待服务停止函数
iO!6}yJ*V BOOL RemoveService();//删除服务函数
TUp%FJXA| /////////////////////////////////////////////////////////////////////////
j<tq1?? [b int main(DWORD dwArgc,LPTSTR *lpszArgv)
ED![^= {
RE46k`44 BOOL bRet=FALSE,bFile=FALSE;
yno(' 1B@ char tmp[52]=,RemoteFilePath[128]=,
ul5|.C szUser[52]=,szPass[52]=;
Zu<]bv HANDLE hFile=NULL;
(7$$; DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
`?s.\Dh /k:$l9C[ //杀本地进程
nl/UdgI if(dwArgc==2)
ro| vh\y {
96|[}:+$&: if(KillPS(atoi(lpszArgv[1])))
Edt}",s7 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
2BB<mv
K4 else
N=,j}FY printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
G`]w?Di4 lpszArgv[1],GetLastError());
)3?rXsSR return 0;
T|'&K:[TJ }
&d$~6'x* //用户输入错误
CyM}Hc&w else if(dwArgc!=5)
/Ic[N& {
}VRvsZ printf("\nPSKILL ==>Local and Remote Process Killer"
8<PKKDgbfd "\nPower by ey4s"
2wh#$zGy "\nhttp://www.ey4s.org 2001/6/23"
@Jv# fr "\n\nUsage:%s <==Killed Local Process"
<O857j "\n %s <==Killed Remote Process\n",
LPE) lpszArgv[0],lpszArgv[0]);
:\}U9QfCw return 1;
z-u?s`k** }
]W9B6G_ //杀远程机器进程
oK Kz 4 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
rFd@mO strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
`bP?o strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
LM,fwAX snMQ"ju //将在目标机器上创建的exe文件的路径
12gw#J/)9h sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
!=zx __try
pt!'v$G/* {
ju{%'D!d9 //与目标建立IPC连接
wGXwzU if(!ConnIPC(szTarget,szUser,szPass))
v}`1)BUeF {
|cTpw1%I~ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
8M93cyX return 1;
5H.Db }
dB)[O9K) printf("\nConnect to %s success!",szTarget);
k=uZ=tUft* //在目标机器上创建exe文件
6"%qv`.Fp 1_3?R}$Wl hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
)Qr6/c8} E,
d.\PS9l NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
=R9*;6?N if(hFile==INVALID_HANDLE_VALUE)
8-A|C<
" {
T&/_e
printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
nLd~2qBuv __leave;
&z ksRX }
5P\N"Yjx' //写文件内容
Zz")`hUG while(dwSize>dwIndex)
tp+=0k2i {
<IH*\q:7 22vq=RO7Z if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
a|.20w5 {
Q7k.+2 printf("\nWrite file %s
x7gjG"V failed:%d",RemoteFilePath,GetLastError());
ak2dn]]D __leave;
d
Uz<1^L }
uGCtLA+sL dwIndex+=dwWrite;
]L(54q;W }
X%`KYo% //关闭文件句柄
Xu%d,T$G CloseHandle(hFile);
Sh$U-ch@ bFile=TRUE;
#~e9h9 //安装服务
,i![QXZ if(InstallService(dwArgc,lpszArgv))
?#ihJt, {
Q?]w{f( //等待服务结束
4?]ZV_BD if(WaitServiceStop())
Mdm0g {
>)sqh ~P //printf("\nService was stoped!");
|8'B/
p= }
s!`H else
T9y768% {
5G oK"F0i //printf("\nService can't be stoped.Try to delete it.");
-mC:r&Y>[ }
d#7]hF Sleep(500);
w`Xg%*]} //删除服务
^BNp`x;;` RemoveService();
AA.Ys89V }
x\]z j! }
SJ[AiHR __finally
j!CU {
TU-c9"7M~ //删除留下的文件
MA"#rOcP if(bFile) DeleteFile(RemoteFilePath);
eaxfn]gV //如果文件句柄没有关闭,关闭之~
fp-m.d:| if(hFile!=NULL) CloseHandle(hFile);
2$)mC9 //Close Service handle
1gk0l'.z if(hSCService!=NULL) CloseServiceHandle(hSCService);
x
Ty7lfSe //Close the Service Control Manager handle
N6BNzN}-P if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
pj@Yqg/ //断开ipc连接
*+W6 P.K wsprintf(tmp,"\\%s\ipc$",szTarget);
;"SZ} WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
`$f2eB& if(bKilled)
##2`5i-x printf("\nProcess %s on %s have been
"B?R|
Xg killed!\n",lpszArgv[4],lpszArgv[1]);
D{W
SKn else
S|) J{~QH printf("\nProcess %s on %s can't be
@Q3, bj killed!\n",lpszArgv[4],lpszArgv[1]);
%xpd(&)n }
Yg|"- return 0;
\N yr=<c }
AtT"RG-6 //////////////////////////////////////////////////////////////////////////
9nO(xJ"e4 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
'tut4SwC {
:r-.r"[m- NETRESOURCE nr;
H}a)^90_ char RN[50]="\\";
)Oo2<:" D2Vv\f strcat(RN,RemoteName);
pd7O`.3 strcat(RN,"\ipc$");
t#{x?cF e@yx}:]h nr.dwType=RESOURCETYPE_ANY;
)5'rw<:=" nr.lpLocalName=NULL;
i.F8 nr.lpRemoteName=RN;
]qMH=>pOsj nr.lpProvider=NULL;
)*Vj3Jx Tfr`?:yF if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
\d ui`F"Cc return TRUE;
unJiE! else
|[DV\23{G return FALSE;
IQ=CNby: }
pqOA/^ar /////////////////////////////////////////////////////////////////////////
nrF!;:x BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
D| [/>x {
Z$1.^H.Db BOOL bRet=FALSE;
)ph30B __try
C~{xL>I {
K,G,di //Open Service Control Manager on Local or Remote machine
*^ey]),f54 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
/ Z1Wy-Z if(hSCManager==NULL)
'%);%y@v {
dA|Lufy# printf("\nOpen Service Control Manage failed:%d",GetLastError());
!2#\| NJk __leave;
~ t"n%SgY }
)G^p1o;\ //printf("\nOpen Service Control Manage ok!");
,T/GW,? //Create Service
&+,:u*% hSCService=CreateService(hSCManager,// handle to SCM database
P:>'
ServiceName,// name of service to start
(y 3~[ ServiceName,// display name
ZRX^^yN SERVICE_ALL_ACCESS,// type of access to service
f!mE1,eBEe SERVICE_WIN32_OWN_PROCESS,// type of service
ruzMag) SERVICE_AUTO_START,// when to start service
"-28[a3q SERVICE_ERROR_IGNORE,// severity of service
(I>HWRH failure
$1b]xQ EXE,// name of binary file
7KeXWW/ d NULL,// name of load ordering group
!,Qm NULL,// tag identifier
^4RO NULL,// array of dependency names
~d&'Lp[3 NULL,// account name
u"*J[M~ NULL);// account password
^M[#^wv, //create service failed
=A$Lgk>| if(hSCService==NULL)
GA(OK-WUd {
4P`PmQ=GQh //如果服务已经存在,那么则打开
8I<_w4fC if(GetLastError()==ERROR_SERVICE_EXISTS)
<=$rU232} {
SgyqmYTvZw //printf("\nService %s Already exists",ServiceName);
23)F-.C}j //open service
Th.3j's hSCService = OpenService(hSCManager, ServiceName,
yB
1I53E SERVICE_ALL_ACCESS);
!?S5IGLOj if(hSCService==NULL)
FK-}i|di {
wEZ,49 printf("\nOpen Service failed:%d",GetLastError());
hcd!A5 __leave;
<zfO1~^ }
=VCi8jDkP //printf("\nOpen Service %s ok!",ServiceName);
/]pX8
d }
_RN/7\ else
) )fDOJ {
dko [ printf("\nCreateService failed:%d",GetLastError());
ZYrKG+fkl __leave;
XCW+ pUX }
( P }
v!nm
&" //create service ok
N-]\oMc2 else
N9`y,Cos0 {
#"=%b
e3 //printf("\nCreate Service %s ok!",ServiceName);
"1_{c *ck }
yW%&_s0 >oVc5} // 起动服务
zC<'fT/rG if ( StartService(hSCService,dwArgc,lpszArgv))
M|1eqR%x-? {
N5[_a/ //printf("\nStarting %s.", ServiceName);
~l;yr
@ Sleep(20);//时间最好不要超过100ms
zf M<x,XdY while( QueryServiceStatus(hSCService, &ssStatus ) )
8W(<q|t {
w g$D@E7 if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
V;M3z9xd {
iSnIBs9\ printf(".");
Kh>?!`lL Sleep(20);
0*37D5jH }
3FGb Q_ else
#k"1wSx16 break;
516VQ<