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。
'<)n8{3Q5w OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
L`TLgH&?R <1>与远程系统建立IPC连接
U< fGGCw <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
rZ$O?K <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
Of#u <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
+TL%-On <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
pah'>dAL <6>服务启动后,killsrv.exe运行,杀掉进程
b_taC^-l <7>清场
|>^JRx 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
SKN`2[ahD /***********************************************************************
/36:ms A Module:Killsrv.c
G~a ZJ, Date:2001/4/27
{}przrU^c Author:ey4s
&Z@o Q Http://www.ey4s.org RbnVL$c ***********************************************************************/
N>`Aw^ _@& #include
+Kc #include
&r/Mi% #include "function.c"
$%d*@'c #define ServiceName "PSKILL"
T?0eVvM BDDlQci38 SERVICE_STATUS_HANDLE ssh;
O0v}43J[ SERVICE_STATUS ss;
F/{!tx /////////////////////////////////////////////////////////////////////////
b8t7u void ServiceStopped(void)
qe#tj/aZ {
0[(8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
? OM!+O ss.dwCurrentState=SERVICE_STOPPED;
!f[_+CD ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@,+5y\]C ss.dwWin32ExitCode=NO_ERROR;
PC8Q"O ss.dwCheckPoint=0;
(ZZ8L-s ss.dwWaitHint=0;
>+1duAC SetServiceStatus(ssh,&ss);
cV6D<,) return;
ED gag }
.`eN8Dl1 /////////////////////////////////////////////////////////////////////////
h[Y1?ln&h void ServicePaused(void)
K\r8g=U {
+ &Eqk ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
YD6'#( ss.dwCurrentState=SERVICE_PAUSED;
(w3YvG. ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
X+9>A.92 ss.dwWin32ExitCode=NO_ERROR;
ZLejcYS ss.dwCheckPoint=0;
ouQ T ss.dwWaitHint=0;
M6jy\<a SetServiceStatus(ssh,&ss);
~36!?&eA8 return;
g3y~bf }
@":
^)87 void ServiceRunning(void)
tyFzSrfc {
^nz.j ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
n-;`Cy`k ss.dwCurrentState=SERVICE_RUNNING;
k y7Gwc ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
wi=v}R_ ss.dwWin32ExitCode=NO_ERROR;
vk^xT ss.dwCheckPoint=0;
H1./x6Hr ss.dwWaitHint=0;
S=5o
< 1 SetServiceStatus(ssh,&ss);
lL3U8}vn return;
+r2-S~f3N }
CA~-rv /////////////////////////////////////////////////////////////////////////
?6U0PChy void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
{EQOP] {
g) jYFfGfH switch(Opcode)
L="}ErmK {
)Aqtew+A& case SERVICE_CONTROL_STOP://停止Service
h2R::/2. ServiceStopped();
7{*>agQh break;
gM:".Ee case SERVICE_CONTROL_INTERROGATE:
q 2E_A SetServiceStatus(ssh,&ss);
f
;n3&e0eC break;
;e *!S}C, }
%h!B^{0 return;
} q8ASYNc }
zrb}_ //////////////////////////////////////////////////////////////////////////////
Q![@c //杀进程成功设置服务状态为SERVICE_STOPPED
8d'0N //失败设置服务状态为SERVICE_PAUSED
W'TZ%K) I //
f-Z/tfC void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
S,he6zS {
t{{QE:/ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
|CyE5i0 if(!ssh)
5$k:t {
[4f{w%~^ ServicePaused();
j\M?~=*w return;
@o`AmC.
8 }
L!xi ServiceRunning();
'`Hr} Sleep(100);
iXjM.G //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
<LiPEo.R //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
#ABZ&Z if(KillPS(atoi(lpszArgv[5])))
tR$NRMZ. ServiceStopped();
i/Zd8+.n$ else
-iZ`Y? ServicePaused();
3Y$GsN4ln return;
#H~64/ }
~t~|"u"P /////////////////////////////////////////////////////////////////////////////
;2QP7PrSY void main(DWORD dwArgc,LPTSTR *lpszArgv)
K-Ef%a2#` {
]Y&VT7+Z SERVICE_TABLE_ENTRY ste[2];
;$g?T~v7 ste[0].lpServiceName=ServiceName;
V'gh6`v ste[0].lpServiceProc=ServiceMain;
5{,<j\#L ste[1].lpServiceName=NULL;
9pfIzs
su3 ste[1].lpServiceProc=NULL;
8quaXVj^a StartServiceCtrlDispatcher(ste);
Z%UP6% return;
ox.F%)eQ }
$XH^~i; /////////////////////////////////////////////////////////////////////////////
OjA,]Gv6 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
CqC`8fD1 下:
9\(|
D# /***********************************************************************
Q3?F(ER@ Module:function.c
p]c%f2E>d Date:2001/4/28
;O,jUiQ Author:ey4s
fk-RV>yr Http://www.ey4s.org 4*;MJ[| ***********************************************************************/
K|=A: #include
q)
KKvO ////////////////////////////////////////////////////////////////////////////
!&E-}}< BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
W(p_.p"
{
jPkn[W#
6 TOKEN_PRIVILEGES tp;
8z\xrY LUID luid;
j?QDR J'r^/ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
GQ
;;bcj& {
B9S@(/"7 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
qH_Dc=~la return FALSE;
"m>81-0 }
u*9V&>o tp.PrivilegeCount = 1;
rytyw77t( tp.Privileges[0].Luid = luid;
,a?
oaPH if (bEnablePrivilege)
veECfR; tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
47/iF97 else
tZo} ;|~' tp.Privileges[0].Attributes = 0;
u ^RxD^=L // Enable the privilege or disable all privileges.
LDa1X2N AdjustTokenPrivileges(
#g!.T g' hToken,
alb.g>LNPP FALSE,
_q^E,P &tp,
`Q,H|hp;k; sizeof(TOKEN_PRIVILEGES),
<~=Vg (PTOKEN_PRIVILEGES) NULL,
a8Wwq?@ (PDWORD) NULL);
xgtR6E^k // Call GetLastError to determine whether the function succeeded.
yB6?`3A: if (GetLastError() != ERROR_SUCCESS)
-UT}/:a {
HxI"
8A printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
;dhQN}7 return FALSE;
&%Tj/ Qx }
V(*(F7+ return TRUE;
cB&:z)i4 }
7 X4LJf ////////////////////////////////////////////////////////////////////////////
2:ylv<\$ BOOL KillPS(DWORD id)
\73ch {
9gZ$
HANDLE hProcess=NULL,hProcessToken=NULL;
P!k{u^$L BOOL IsKilled=FALSE,bRet=FALSE;
akQ7K __try
ovV'VcUs {
R G`1en =g|FT if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
P0b7S'a4! {
$ME)#( printf("\nOpen Current Process Token failed:%d",GetLastError());
!|>"o7 __leave;
0m ? )ROaJ }
~Cjn7 //printf("\nOpen Current Process Token ok!");
#e5\j\#. if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
T[j,UkgGo {
ml$o5&sN __leave;
k VQ\1! }
rrv%~giU printf("\nSetPrivilege ok!");
vfo~27T{( [ikOb8 G# if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
xId.GWY1 {
Xha..r printf("\nOpen Process %d failed:%d",id,GetLastError());
A5w6]: f2 __leave;
gZ1?G-Q }
bN@
l?w //printf("\nOpen Process %d ok!",id);
cN9t{.m if(!TerminateProcess(hProcess,1))
J$v?T$LVw {
1-QS~)+ printf("\nTerminateProcess failed:%d",GetLastError());
EJ@ ~/)< __leave;
~PNub E }
uW3!Yg@ IsKilled=TRUE;
pD+k* }
v*yuE5{ __finally
|zE'd!7E {
h)nG)|c if(hProcessToken!=NULL) CloseHandle(hProcessToken);
"
2Dngw if(hProcess!=NULL) CloseHandle(hProcess);
8Q+36! }
-Y;3I00( return(IsKilled);
*uvQ\. }
)sp+8 //////////////////////////////////////////////////////////////////////////////////////////////
FC"8#*x 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:
:eLVC7' /*********************************************************************************************
WMg~Y"W ModulesKill.c
lb1Xsgm{ Create:2001/4/28
{[ >Kob1 Modify:2001/6/23
s"?3]P Author:ey4s
sn>~O4" Http://www.ey4s.org Ecx<OTo PsKill ==>Local and Remote process killer for windows 2k
WMP,\=6k0 **************************************************************************/
,6W>can #include "ps.h"
S 6,.FYH #define EXE "killsrv.exe"
B?o7e<l[ #define ServiceName "PSKILL"
'A[dCc8O BFW&2 #pragma comment(lib,"mpr.lib")
GvlS% //////////////////////////////////////////////////////////////////////////
wH6aAV~1 //定义全局变量
A.w:h;7 SERVICE_STATUS ssStatus;
vVcob}ZH SC_HANDLE hSCManager=NULL,hSCService=NULL;
2dgd~
BOOL bKilled=FALSE;
4nz 35BLr char szTarget[52]=;
C2)2) //////////////////////////////////////////////////////////////////////////
YT8F#t8 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
dnuu&Rv BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
;ovP$ vl> BOOL WaitServiceStop();//等待服务停止函数
NW)1#]gg% BOOL RemoveService();//删除服务函数
gv{ >`AN /////////////////////////////////////////////////////////////////////////
j1HW._G int main(DWORD dwArgc,LPTSTR *lpszArgv)
^y4Z+Gu[ {
W|(1Y
D BOOL bRet=FALSE,bFile=FALSE;
kz7(Z'pw char tmp[52]=,RemoteFilePath[128]=,
e(8Ba X_ szUser[52]=,szPass[52]=;
G9@0@2aY8 HANDLE hFile=NULL;
@AuO`I@p= DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
?b5^ !$>R j //杀本地进程
Nl(Foya%) if(dwArgc==2)
eKqk= ( {
ymcLFRu, if(KillPS(atoi(lpszArgv[1])))
$xdy& printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
eQvg7aO; else
-o
EW:~y printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
5QO9Q]I#_\ lpszArgv[1],GetLastError());
~.lPEA %% return 0;
xA[mm }
Q.c\/& //用户输入错误
m9}P9? else if(dwArgc!=5)
{T ~#?v( {
-RK- Fu<e printf("\nPSKILL ==>Local and Remote Process Killer"
uhutg,[ "\nPower by ey4s"
m<2M4u "\nhttp://www.ey4s.org 2001/6/23"
BJo*'US-Q "\n\nUsage:%s <==Killed Local Process"
mU9kVx1+ "\n %s <==Killed Remote Process\n",
^L&iR0 lpszArgv[0],lpszArgv[0]);
w^0nqh return 1;
wo5
}
S?BG_J6A7 //杀远程机器进程
Ef13Q]9| strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
8|58 H strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
Yk Qd
strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
1hNq8*| *bpD`s
@ //将在目标机器上创建的exe文件的路径
@2v_pJy^ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
2gVm9gAHUd __try
2SR: FUV/ {
t#eTV@- //与目标建立IPC连接
!m?-!: if(!ConnIPC(szTarget,szUser,szPass))
d9|<@A {
.Rf_Cl printf("\nConnect to %s failed:%d",szTarget,GetLastError());
%3''}Y5
return 1;
P J[`| }
^\,E&=/}M printf("\nConnect to %s success!",szTarget);
K@w{"7} //在目标机器上创建exe文件
0NX,QD c_!cv":s hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
4#hSJ(~7S E,
cDkf qcC NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
dzrio-QU~ if(hFile==INVALID_HANDLE_VALUE)
t}tEvh {
G?Hdq; printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
G9<X_ __leave;
/fV;^=:8c }
jsi!fx2Rm //写文件内容
"|KP'<8% while(dwSize>dwIndex)
SGlNKA},A {
KL Xq\{X 5bpEYW+ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
W-lN>]5}m {
fZA4q0 printf("\nWrite file %s
<dhM\^[ failed:%d",RemoteFilePath,GetLastError());
n#_$\
p>Yd __leave;
C'}KTXiRW }
W#3Q ^Z? dwIndex+=dwWrite;
8E]F$.6U }
RhLVg~x //关闭文件句柄
ZO c) CloseHandle(hFile);
o J;$sj bFile=TRUE;
rguC p}r //安装服务
Gjo` if(InstallService(dwArgc,lpszArgv))
u!qP {
lQkQ9##* //等待服务结束
2x0<&Xy#P if(WaitServiceStop())
G+|` 2an {
/J6rv(( //printf("\nService was stoped!");
AbmAKA@ }
EG |A_m85 else
wz ~d(a# {
PBkt~=j //printf("\nService can't be stoped.Try to delete it.");
O]1(FWYy }
tT?cBg{ Sleep(500);
t |A-9^t'! //删除服务
(0y~%J RemoveService();
V[vl!XM }
fMyti$1~ }
oIj#>1~c% __finally
]}2ZttQ? {
QWHug:c //删除留下的文件
3"KCh\\b if(bFile) DeleteFile(RemoteFilePath);
7g}w+p> //如果文件句柄没有关闭,关闭之~
gQ1;],_ if(hFile!=NULL) CloseHandle(hFile);
(mt k 4 //Close Service handle
_MX>#!l if(hSCService!=NULL) CloseServiceHandle(hSCService);
O55 xS+3^k //Close the Service Control Manager handle
!5uGd`^I if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
cJ
@Wt>YI //断开ipc连接
t"/q]G5 wsprintf(tmp,"\\%s\ipc$",szTarget);
U2s /2 [. WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
G,Azm}+ if(bKilled)
I,@6J(9 printf("\nProcess %s on %s have been
>>fH{/l killed!\n",lpszArgv[4],lpszArgv[1]);
*N'p~LJ else
"d5n \@[t printf("\nProcess %s on %s can't be
?o#%Xs killed!\n",lpszArgv[4],lpszArgv[1]);
?zHPJLv|Y }
LW_f return 0;
MfQ?W`Kop }
@A^;jk //////////////////////////////////////////////////////////////////////////
k-OPU, BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
=xx]@ {
'qX|jtdM NETRESOURCE nr;
G<rHkt@[ char RN[50]="\\";
#d2.\X}A"3 2JcjZn strcat(RN,RemoteName);
*w0%d1 strcat(RN,"\ipc$");
|3yL&" ?|B&M\}g nr.dwType=RESOURCETYPE_ANY;
a8Nh=^Py nr.lpLocalName=NULL;
ptxbDzOz nr.lpRemoteName=RN;
UVIKQpA]A nr.lpProvider=NULL;
uT7B#b7 1 \6D '/G if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
KE3;V2Ym f return TRUE;
G..aiA else
0o*8#i/)!3 return FALSE;
r/6o \- }
_#8RSr8'y /////////////////////////////////////////////////////////////////////////
+@k+2?]
FO BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
eu|;eP-+d {
6wECo BOOL bRet=FALSE;
!s?nJ(p __try
I(7NQ8Hx {
Hm'=aff6A //Open Service Control Manager on Local or Remote machine
\WB<86+z hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
=\:qo'l if(hSCManager==NULL)
en*GM}<V {
G`BU=Fi printf("\nOpen Service Control Manage failed:%d",GetLastError());
J B]q __leave;
(uZ&V7l }
wLJ:\_Jaf //printf("\nOpen Service Control Manage ok!");
HqD^B[jS //Create Service
Pax|x15 hSCService=CreateService(hSCManager,// handle to SCM database
MC:@U~}6 ServiceName,// name of service to start
rJbf_]^ ServiceName,// display name
!"/n/jz SERVICE_ALL_ACCESS,// type of access to service
@wo(tf=@P SERVICE_WIN32_OWN_PROCESS,// type of service
8jo p_PG' SERVICE_AUTO_START,// when to start service
90*5
5\>{ SERVICE_ERROR_IGNORE,// severity of service
`gf0l /d failure
D}8[bWF EXE,// name of binary file
?FF4zI~ NULL,// name of load ordering group
kw%};; NULL,// tag identifier
"PTZ%7YH} NULL,// array of dependency names
.NC:;@y NULL,// account name
X1-'COQS%& NULL);// account password
g+>(dnX //create service failed
qUGC"<W if(hSCService==NULL)
};jN\x?&q {
(VEpVn3{ //如果服务已经存在,那么则打开
5T2CISmu if(GetLastError()==ERROR_SERVICE_EXISTS)
``\i58K{e {
*>2W#D)b= //printf("\nService %s Already exists",ServiceName);
dS!:JO27 //open service
*ipFwQ hSCService = OpenService(hSCManager, ServiceName,
MUREiL9L| SERVICE_ALL_ACCESS);
4UvZ)^r if(hSCService==NULL)
Mh/dpb\Z {
,*hLFaR- printf("\nOpen Service failed:%d",GetLastError());
pRIhFf __leave;
p=GBUII # }
@l jA //printf("\nOpen Service %s ok!",ServiceName);
_ff`y }
nR}sNl1 else
5l 2 ? {
IIF]/Ek] printf("\nCreateService failed:%d",GetLastError());
92x(u%~E __leave;
hYNY"VB }
k_5L4c:" }
^2on.N q> //create service ok
vZ&T}H~8 else
iwp{%FF {
CpeU5 o@ //printf("\nCreate Service %s ok!",ServiceName);
+|'c>,?2H }
_Wp{[TH nv%rJy*w[ // 起动服务
X#TQ_T" if ( StartService(hSCService,dwArgc,lpszArgv))
lG!|{z7+0 {
p&bROuw<T //printf("\nStarting %s.", ServiceName);
S^>,~R.TX Sleep(20);//时间最好不要超过100ms
MLje4 while( QueryServiceStatus(hSCService, &ssStatus ) )
ke]Lw {
b8"?VS5-" if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
LO khjHR {
dx&'fe*? printf(".");
`YLD`(\ Sleep(20);
Yu[ t\/ }
f~y%%+{p
else
>x+6{^}Q > break;
o` ZQ d,3 }
Dhw(#{N if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
UU mTOJr printf("\n%s failed to run:%d",ServiceName,GetLastError());
2w_W Adi }
8I8
F/47x else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
O%(fx!c` {
kabnVVn~ //printf("\nService %s already running.",ServiceName);
"2P&X }
hp*/#D else
g -HN {
=Ja] T~0A printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
(\a]"g,]v __leave;
W<$Z=(_v }
Iw&vTU=2 bRet=TRUE;
{fF3/tL }//enf of try
k*E\B@W> __finally
)-
viGxJ@ {
36%nB* return bRet;
xtE_=5$~ }
qY<'<T4\ return bRet;
ujaGNg?, }
!2A:"2Kys: /////////////////////////////////////////////////////////////////////////
+!z{5: BOOL WaitServiceStop(void)
RIXMJ7e7 {
RHq/JD- BOOL bRet=FALSE;
lB4GU y$ //printf("\nWait Service stoped");
TRQF^P3o while(1)
0]=i}wL 8 {
8x8uo Sleep(100);
V9(@Y if(!QueryServiceStatus(hSCService, &ssStatus))
v:o({Y 1Aq {
X*39c
b(b printf("\nQueryServiceStatus failed:%d",GetLastError());
ng:9 l3x break;
ph [#QHB }
pUq1|)g if(ssStatus.dwCurrentState==SERVICE_STOPPED)
[*H N" {
8X`tU<Ab bKilled=TRUE;
pr#z=vqH bRet=TRUE;
WObvbaK break;
jbu8~\" }
8p9bCE>\ if(ssStatus.dwCurrentState==SERVICE_PAUSED)
#u"k~La {
j>x-"9N //停止服务
a / #PLP bRet=ControlService(hSCService,SERVICE_CONTROL_STOP,NULL);
S<u-n8bv break;
=p?WBZT|: }
4EZ9hA9+ else
r77PQQDT {
'u_t<