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。
^|%N _ s OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
bE!z[j] <1>与远程系统建立IPC连接
b63DD( <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
+h? Gps <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
]u.)6{ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
JMfv|>= <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
oXQI"?^+ <6>服务启动后,killsrv.exe运行,杀掉进程
Et'&}NjI <7>清场
\I7&F82e 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
*QT7\ht3 /***********************************************************************
t(99m=9> Module:Killsrv.c
19bqz ) Date:2001/4/27
qFp]jbU Author:ey4s
GPrq( Http://www.ey4s.org a+B3`6 ***********************************************************************/
xB_78X1 #include
S]ed96V v #include
)0\D1IFJ #include "function.c"
"td ,YVK #define ServiceName "PSKILL"
]u\-_PP K_Kz8qV.? SERVICE_STATUS_HANDLE ssh;
^YB3$:@$U SERVICE_STATUS ss;
)&[ol9+\ /////////////////////////////////////////////////////////////////////////
r.' cjUs void ServiceStopped(void)
/ &em%/ {
O{Z
bpa^ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
LYuMR,7E ss.dwCurrentState=SERVICE_STOPPED;
_6`H`zept ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
+.a->SZ5" ss.dwWin32ExitCode=NO_ERROR;
*iUR1V Y ss.dwCheckPoint=0;
g6h=Q3@ ss.dwWaitHint=0;
;y;UgwAM SetServiceStatus(ssh,&ss);
M1eM^m8U return;
:m0pm@ }
{
3Qlx/6< /////////////////////////////////////////////////////////////////////////
g6H` uO void ServicePaused(void)
brdY97s4 {
n],"!>=+ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
@Ll^ze&HI ss.dwCurrentState=SERVICE_PAUSED;
\98|.EG ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{A\y4D@ ss.dwWin32ExitCode=NO_ERROR;
pYj} ss.dwCheckPoint=0;
gb26Y!7% ss.dwWaitHint=0;
'/fueku SetServiceStatus(ssh,&ss);
fS4 Ru return;
d&X
<&)a7 }
A<-3u void ServiceRunning(void)
A/OGF> {
#Wt1Ph_; ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
~"cqFdnO ss.dwCurrentState=SERVICE_RUNNING;
,[u.5vC ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
lGEfI&1%! ss.dwWin32ExitCode=NO_ERROR;
17lc5#^L ss.dwCheckPoint=0;
Aj+0R?9tG ss.dwWaitHint=0;
%.s"l6 W SetServiceStatus(ssh,&ss);
5ZjM:wrF| return;
RCMO?CBe }
,ysn7Y{Y /////////////////////////////////////////////////////////////////////////
oYX#VX void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
7Pr5`#x# {
J6J;
!~>_ switch(Opcode)
4Z/]7Ie {
?V})2wwP case SERVICE_CONTROL_STOP://停止Service
\; zix(N[5 ServiceStopped();
`llSHsIkXb break;
!I Byv%m&\ case SERVICE_CONTROL_INTERROGATE:
cKt8e^P SetServiceStatus(ssh,&ss);
4K! @9+Mz break;
cC$E"m }
`3vt.b return;
R-5e9vyS }
/&RS+By(i //////////////////////////////////////////////////////////////////////////////
9]|G-cyt //杀进程成功设置服务状态为SERVICE_STOPPED
Tl*FK?)MC^ //失败设置服务状态为SERVICE_PAUSED
;CA7\&L> //
nn/_>%Y void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
<a=k"'0 {
ig?Tj4kD ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
okD7!)cr= if(!ssh)
!qJ|`o Y {
#po}Y ServicePaused();
0GnbE2& return;
6}q# c }
$1myf Z ServiceRunning();
^qPS&G Sleep(100);
Ok_)C+o //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
#zKF/H|_R //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
-;U3$[T,J7 if(KillPS(atoi(lpszArgv[5])))
yQ+C}8r5 ServiceStopped();
lR3JyYY{X else
J,^e q@( ServicePaused();
6n'XRfQp)& return;
vLh,dzuo }
^BQ*l5K /////////////////////////////////////////////////////////////////////////////
@Ke3kLQ_\X void main(DWORD dwArgc,LPTSTR *lpszArgv)
xkkW?[& {
z*&r@P
-
SERVICE_TABLE_ENTRY ste[2];
OEs! H]v ste[0].lpServiceName=ServiceName;
g}'(V>( ste[0].lpServiceProc=ServiceMain;
l}mzCIw% ste[1].lpServiceName=NULL;
N2`u
]*"0 ste[1].lpServiceProc=NULL;
!e:HE/&>i StartServiceCtrlDispatcher(ste);
}aa ~@K<A return;
ch]Q% M }
A[X~:p.^G /////////////////////////////////////////////////////////////////////////////
@W*Zrc1NF 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>e~$b8 下:
qEB]Tj e[ /***********************************************************************
.\b# 0w Module:function.c
xZ(VvINL' Date:2001/4/28
6IC/~Woghx Author:ey4s
x 0x/2re Http://www.ey4s.org } T1~fa ***********************************************************************/
$,B@yiie #include
UZqk2D ////////////////////////////////////////////////////////////////////////////
oS_<;Fj BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
.+hM1OF`x {
""^.fh TOKEN_PRIVILEGES tp;
a
|+q:g0M LUID luid;
kDr0D$iE b7? 2Pu if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
[l X3":) {
-(+/u . printf("\nLookupPrivilegeValue error:%d", GetLastError() );
@~`2Lo/ return FALSE;
QyX ? }
qddP -uN tp.PrivilegeCount = 1;
9% AL f 9 tp.Privileges[0].Luid = luid;
m8njP-CZ if (bEnablePrivilege)
W]DZ' tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
IMay`us]:8 else
'74-rL:i tp.Privileges[0].Attributes = 0;
8k`rj; // Enable the privilege or disable all privileges.
ok7yFm1\ AdjustTokenPrivileges(
@}@J$ g hToken,
I!sB$=n FALSE,
-g]g &tp,
U m9]X@z sizeof(TOKEN_PRIVILEGES),
O8%Y .SK (PTOKEN_PRIVILEGES) NULL,
f6Io|CZWJ (PDWORD) NULL);
9K5[a^q|My // Call GetLastError to determine whether the function succeeded.
@( H if (GetLastError() != ERROR_SUCCESS)
=~~Y@eX {
G\:^9!nwY~ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
QBiLH]qa return FALSE;
&r
Lg/UEV- }
z`[q$H7? return TRUE;
?Em*yc@WD }
GP\Pk/E ////////////////////////////////////////////////////////////////////////////
uM<6][^` BOOL KillPS(DWORD id)
#D&]5"0cX {
D#n^U
`\if HANDLE hProcess=NULL,hProcessToken=NULL;
)pAN_e" BOOL IsKilled=FALSE,bRet=FALSE;
yPqZ , __try
aj<=]=hr {
NuqWezJm& ` 'y[i if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
-5 YvtL {
) b
vZ~t+^ printf("\nOpen Current Process Token failed:%d",GetLastError());
v"&Fj __leave;
+\a`:QET }
Y|iJO>_Uu= //printf("\nOpen Current Process Token ok!");
DdL0MGwX if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
RjS&^uaP {
n(#159pZ __leave;
4^0L2BVcv }
G.}
3hd0 printf("\nSetPrivilege ok!");
er?'o1M d8? }69:h if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
1wpeYn7>W {
duKR;5: printf("\nOpen Process %d failed:%d",id,GetLastError());
YkKq}DXj __leave;
<([1(SY2e }
.iB?: //printf("\nOpen Process %d ok!",id);
.V?i 3 if(!TerminateProcess(hProcess,1))
m1k+u)7kD {
FV&& printf("\nTerminateProcess failed:%d",GetLastError());
.Qp 5wCkM __leave;
%:eepG| }
|*im$[g=- IsKilled=TRUE;
r>hkm53 }
Ta38/v;S __finally
Q4_+3-g<7L {
0 pHqNlb if(hProcessToken!=NULL) CloseHandle(hProcessToken);
12Hy.l if(hProcess!=NULL) CloseHandle(hProcess);
~ YKBxt }
\Om<
FH} return(IsKilled);
6uYCU|JsU }
z Lw=* //////////////////////////////////////////////////////////////////////////////////////////////
x-5XOqD{' OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
+ (cTzY /*********************************************************************************************
>y&4gm ModulesKill.c
Cr,UP8MO Create:2001/4/28
*FkG32k Modify:2001/6/23
rlvo&(a Author:ey4s
hN6j5.x% Http://www.ey4s.org AWP CJmr PsKill ==>Local and Remote process killer for windows 2k
vmW4 3K; **************************************************************************/
h,q%MZ==^s #include "ps.h"
L_.BcRy #define EXE "killsrv.exe"
9IKFrCO9, #define ServiceName "PSKILL"
aZYa<28?L% dE*n!@ #pragma comment(lib,"mpr.lib")
;wfzlUBC //////////////////////////////////////////////////////////////////////////
Nt^R~#8hF> //定义全局变量
mJu;B3@
SERVICE_STATUS ssStatus;
P+sxlf:0 SC_HANDLE hSCManager=NULL,hSCService=NULL;
)~<8j BOOL bKilled=FALSE;
.,pGW8Js char szTarget[52]=;
>ln% 3= //////////////////////////////////////////////////////////////////////////
Kc*h@#`~oL BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
v?)-KtX| BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
)g:\N8AZK BOOL WaitServiceStop();//等待服务停止函数
;$G.?r BOOL RemoveService();//删除服务函数
9}FWO&LiB /////////////////////////////////////////////////////////////////////////
nBGFa int main(DWORD dwArgc,LPTSTR *lpszArgv)
)DsC:cP {
kmM1)- v BOOL bRet=FALSE,bFile=FALSE;
Z@=1-l char tmp[52]=,RemoteFilePath[128]=,
wj/\!V! szUser[52]=,szPass[52]=;
(z0S5#g
,x HANDLE hFile=NULL;
o[Yxh%T DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
nJ#uz:(w, ~jb6 //杀本地进程
#]i*u1 if(dwArgc==2)
3u7N/OQ( {
&,xN$ if(KillPS(atoi(lpszArgv[1])))
h#?L6<*tm printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
Us'm9 J else
rS>JzbWa printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
kScq#<Y& lpszArgv[1],GetLastError());
#J]u3*Tn| return 0;
]&1Kz
2/ }
3~\mP\/4v //用户输入错误
ZD] ^Y} else if(dwArgc!=5)
EZz Ox(g {
@<e+E"6 printf("\nPSKILL ==>Local and Remote Process Killer"
]5lp.#EB
"\nPower by ey4s"
k+2~=# "\nhttp://www.ey4s.org 2001/6/23"
Z&%#,0>] "\n\nUsage:%s <==Killed Local Process"
w4 <FC$ "\n %s <==Killed Remote Process\n",
oBr/CW lpszArgv[0],lpszArgv[0]);
vBUx)l return 1;
RF
4u\ \ }
(bi}?V* //杀远程机器进程
@^:R1c![s strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
1Tf"<Dp strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
G}CzeLw strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
\~1M\gZP w:
~66 TCI //将在目标机器上创建的exe文件的路径
q_5k2'4K sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
716JnG> __try
t5#IiPp {
o`HZS|>K* //与目标建立IPC连接
OS6 l*S(' if(!ConnIPC(szTarget,szUser,szPass))
>v @R]9 {
wxXp(o( printf("\nConnect to %s failed:%d",szTarget,GetLastError());
S1{UVkr return 1;
PD12gUU? }
1FUadSB5) printf("\nConnect to %s success!",szTarget);
HcA;'L?Dw //在目标机器上创建exe文件
9@
6y(#s ^SB?NRk hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
nnX,_5s E,
bE.,)GY NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
NyI0[]z if(hFile==INVALID_HANDLE_VALUE)
'<~l%q {
j^T.7Zv printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
m
UpLD+-j __leave;
W XDl\*n }
9hEIf,\ //写文件内容
7jT]J while(dwSize>dwIndex)
1q<BYc+z {
{wRs V=* 2e zQX2q if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
CN@bJo2 {
<\GP\G printf("\nWrite file %s
2J
=K\ L failed:%d",RemoteFilePath,GetLastError());
LFob1HH*8 __leave;
9D++SU2:} }
)f9f_^; dwIndex+=dwWrite;
"qUUH4mR` }
Zf}]sW$H //关闭文件句柄
s@K)RhTY CloseHandle(hFile);
C3Q[L}X\ bFile=TRUE;
*z;4.
OX //安装服务
_Iy0-=G if(InstallService(dwArgc,lpszArgv))
NARW3\ {
y|U3 //等待服务结束
b[Sd$ACd if(WaitServiceStop())
j2SJ4tB / {
* F%Wf //printf("\nService was stoped!");
EV|
6._Z(D }
cdfJa else
wl #Bv,xf {
5G cdz //printf("\nService can't be stoped.Try to delete it.");
e5_a.c }
U7O~ch[, Sleep(500);
Bs(\e^} //删除服务
m!5P5U
x RemoveService();
6U6,Wu }
YU.aZdA&V3 }
s~$ZTzV __finally
ciVN-;vi {
^%V'l-}/ //删除留下的文件
lN#W if(bFile) DeleteFile(RemoteFilePath);
v{
Md4p //如果文件句柄没有关闭,关闭之~
A;n3"" if(hFile!=NULL) CloseHandle(hFile);
PjNOeI@G //Close Service handle
w~hO)1c],: if(hSCService!=NULL) CloseServiceHandle(hSCService);
B}8xA}< //Close the Service Control Manager handle
&{NN!X if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
6/Y3#d //断开ipc连接
`z%f@/:fG wsprintf(tmp,"\\%s\ipc$",szTarget);
4Tgy2[D?q WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
2{Nv&ZX? if(bKilled)
% 1ZJi}~ printf("\nProcess %s on %s have been
yEyx.Mh.Af killed!\n",lpszArgv[4],lpszArgv[1]);
dO}6zQ\ else
a]-F,M J printf("\nProcess %s on %s can't be
<QFT>#@T killed!\n",lpszArgv[4],lpszArgv[1]);
}.ZX.qYX }
%!I7tR#; return 0;
}#5Vt }
.dX ^3 //////////////////////////////////////////////////////////////////////////
hAtf) BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
.6aC2A]es {
, f{< NETRESOURCE nr;
+X(@o char RN[50]="\\";
U/9xO"b{. 68JYA? strcat(RN,RemoteName);
Bee`Pp2 strcat(RN,"\ipc$");
gKoB)n<[ O4J <u-E$ nr.dwType=RESOURCETYPE_ANY;
[E<NEl* nr.lpLocalName=NULL;
=V~pQbZ nr.lpRemoteName=RN;
6U5L>sQ nr.lpProvider=NULL;
RhR{EO PNY"Lqj if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
5'wWj}0!% return TRUE;
Uo?g@D else
|N, KA|Gdq return FALSE;
I WKq_Zjkz }
F,+nj?i! /////////////////////////////////////////////////////////////////////////
vFm8 T58 7 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
yXP+$oox9 {
/ap3>xkt BOOL bRet=FALSE;
? cU9~= __try
KGb:NQ=O6i {
.Qk T-12 //Open Service Control Manager on Local or Remote machine
))m\d * hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
RQhS]y@e if(hSCManager==NULL)
=p~k5k4 {
tb36c<U- printf("\nOpen Service Control Manage failed:%d",GetLastError());
\6AYx[| __leave;
TLbnG$VQS }
o;5 J= //printf("\nOpen Service Control Manage ok!");
[y$P'Y //Create Service
|8^53*f ? hSCService=CreateService(hSCManager,// handle to SCM database
2GeJ\1k ServiceName,// name of service to start
Gy 0 m ServiceName,// display name
bQd'objpY SERVICE_ALL_ACCESS,// type of access to service
Ug(;\*yg SERVICE_WIN32_OWN_PROCESS,// type of service
A)6xEeyR SERVICE_AUTO_START,// when to start service
Aiyx!Q6vT SERVICE_ERROR_IGNORE,// severity of service
$Y'}wB{pc failure
F6XrJ?JM EXE,// name of binary file
7[=*#7}. NULL,// name of load ordering group
e$kBpG"D NULL,// tag identifier
W;%$7&+0 NULL,// array of dependency names
`o|Y5wQ@ NULL,// account name
WOBLgM,| NULL);// account password
$>^DkrOd //create service failed
%S*<2F9
if(hSCService==NULL)
#o`y<1rN {
i2.g}pM.A //如果服务已经存在,那么则打开
u~b;m
if(GetLastError()==ERROR_SERVICE_EXISTS)
oA/[>\y {
LFvO[& //printf("\nService %s Already exists",ServiceName);
v'3.`aZ! //open service
; '6`hZ hSCService = OpenService(hSCManager, ServiceName,
WEy$SN+P SERVICE_ALL_ACCESS);
{3,_i66 if(hSCService==NULL)
u}_,4J
{
lGoP(ki printf("\nOpen Service failed:%d",GetLastError());
TOF_m$@# __leave;
4mHR+SZy }
V9KI?}q:W //printf("\nOpen Service %s ok!",ServiceName);
5PF?Eq }
0PdeK'7 else
E3..$x-/ {
M9[52D!{ printf("\nCreateService failed:%d",GetLastError());
P;~`%,+S __leave;
\vg(@)$q
}
9mA6nmp }
HrOq>CSR //create service ok
i28WgDG)5 else
A]<+Aq@{ {
.,({&L