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。
6QG"~>v7'( OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
4)NbQ[ <1>与远程系统建立IPC连接
S$ Z?T <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
S)=3%toS> <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
VrnZrQj< <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
Ktn:6=, <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
#-8%g{ <6>服务启动后,killsrv.exe运行,杀掉进程
pra0:oHN <7>清场
"-:-!1;Ji 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
vhKHiw9L /***********************************************************************
cE+Y#jB Module:Killsrv.c
W>y& Date:2001/4/27
}5]7lGR Author:ey4s
9oTtH7% Http://www.ey4s.org 7)dCdO ***********************************************************************/
B*AB@ #include
o3(:R0 #include
Vi'zSR28Z #include "function.c"
Tga%-xr+ #define ServiceName "PSKILL"
%ZM"c x|GkXD3 SERVICE_STATUS_HANDLE ssh;
nUf0TkA SERVICE_STATUS ss;
vX<^x2~9( /////////////////////////////////////////////////////////////////////////
G?<uw RV void ServiceStopped(void)
,j e {
r&ux|o+ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
lkJ"f{4f ss.dwCurrentState=SERVICE_STOPPED;
a9g~(#?a ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
(qDPGd*1 ss.dwWin32ExitCode=NO_ERROR;
p&k%d, * ss.dwCheckPoint=0;
kV@?Oj.&I, ss.dwWaitHint=0;
=;~*YD(%/ SetServiceStatus(ssh,&ss);
sMgRpem; return;
BD?u|Fd,i: }
{wvBs87 /////////////////////////////////////////////////////////////////////////
N<^)tR8+ void ServicePaused(void)
{iYrC m[_ {
V-kx=M"k ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
x,LYfy"0 ss.dwCurrentState=SERVICE_PAUSED;
!4+ FN) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
n.OsmCR N; ss.dwWin32ExitCode=NO_ERROR;
9NeHN@D) ss.dwCheckPoint=0;
__|Y59J% ss.dwWaitHint=0;
bkFO4OZd SetServiceStatus(ssh,&ss);
N^f_hL|:9 return;
r -$VPW }
/_1q)`NYy void ServiceRunning(void)
W:JR\KKU {
o'K= X E ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
N^4CA@'{ ss.dwCurrentState=SERVICE_RUNNING;
xiOAj"}~ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
c'SjH".[ ss.dwWin32ExitCode=NO_ERROR;
Q PrP3DK ss.dwCheckPoint=0;
I+W:}}"j ss.dwWaitHint=0;
^X ~S}MX SetServiceStatus(ssh,&ss);
ti!kJ"q return;
wWQt }
1xjWD30 /////////////////////////////////////////////////////////////////////////
NK6~qWsu void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
zx7A}rs3oX {
`PZcL2~E switch(Opcode)
6k`O {
\hI|I!sDWy case SERVICE_CONTROL_STOP://停止Service
OM?FpRVU8 ServiceStopped();
F+)g!NQZ break;
jwmPy)X|s\ case SERVICE_CONTROL_INTERROGATE:
TgA>(HcO SetServiceStatus(ssh,&ss);
_o? I=UN2: break;
ZC"a#rQ }
Q[)3r
,D return;
*yYeqm }
8(g}/%1mt3 //////////////////////////////////////////////////////////////////////////////
V-dyeb //杀进程成功设置服务状态为SERVICE_STOPPED
_6-N+FI //失败设置服务状态为SERVICE_PAUSED
c!N#nt_< //
7n]ukqZ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
lofP$ {
X}g"_wN,g> ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
z&yVU<;
if(!ssh)
2`J#)f| {
('Ha$O72 ServicePaused();
[*1:?mD$ return;
$kc cM&B }
)v\ A8)[ ServiceRunning();
`6<Qb= Sleep(100);
<Vl`EfA( //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
<l5s[ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
Cd|rDa if(KillPS(atoi(lpszArgv[5])))
o:`^1 ServiceStopped();
`=%G&_3_< else
PLq]\y ServicePaused();
|?
rO return;
g%okYH? }
P q1 j /////////////////////////////////////////////////////////////////////////////
Kx02 2rgDU void main(DWORD dwArgc,LPTSTR *lpszArgv)
/0b7"Kr {
j\iNag( SERVICE_TABLE_ENTRY ste[2];
ySHpN>U ste[0].lpServiceName=ServiceName;
Z-3("%_$/ ste[0].lpServiceProc=ServiceMain;
+V;d^&S ste[1].lpServiceName=NULL;
}=A+W2D ste[1].lpServiceProc=NULL;
Hi^Z`97c StartServiceCtrlDispatcher(ste);
rJ(A O'= return;
+I +RNXR/{ }
C!Jy;Z=+u /////////////////////////////////////////////////////////////////////////////
o1thGttVDg 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
[9yd29pQ] 下:
;
W$.>*O /***********************************************************************
.E;}.X Module:function.c
;H9 W:_ahE Date:2001/4/28
|XmzqX% Author:ey4s
>0?ph<h1[q Http://www.ey4s.org qv[w
1;U" ***********************************************************************/
GJ:oUi #include
[8>#b_> ////////////////////////////////////////////////////////////////////////////
J;ycAF ~ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
z{/#/,V5D4 {
8X/SNRk6p TOKEN_PRIVILEGES tp;
vAjog])9s LUID luid;
=.l>Uw! yji>vJHu if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
=3PZGdWD {
qp{~OW3 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
i!eY"|o return FALSE;
&%tW }
oJ|m/i) tp.PrivilegeCount = 1;
"n{JH9sA: tp.Privileges[0].Luid = luid;
l!": s:/' if (bEnablePrivilege)
-`$J& YU tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
}!"Cvu else
( dh9aR_a tp.Privileges[0].Attributes = 0;
/Mj|Px% // Enable the privilege or disable all privileges.
2fXwJG' AdjustTokenPrivileges(
5 BeU/ hToken,
_o&NbDH FALSE,
lT~WP)
&tp,
k"E|E";B sizeof(TOKEN_PRIVILEGES),
yv: Op\;R (PTOKEN_PRIVILEGES) NULL,
&3SmTg
% (PDWORD) NULL);
H9Vn(A8&` // Call GetLastError to determine whether the function succeeded.
`JyI`@,! if (GetLastError() != ERROR_SUCCESS)
^CD?SP"i {
}"[/BT5t printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
I8|"h8\ return FALSE;
>
w SI0N }
MRT<hB return TRUE;
]Bs{9=2 }
FGeKhA 8jT ////////////////////////////////////////////////////////////////////////////
"whs?^/ BOOL KillPS(DWORD id)
fcy4?SQ.<i {
/N,\ st HANDLE hProcess=NULL,hProcessToken=NULL;
[fY7| BOOL IsKilled=FALSE,bRet=FALSE;
k1SD{BL __try
?)Je%H {
v^ v \6uEP At!@Rc if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
) )t]5Ys%; {
%'VzN3Q5V printf("\nOpen Current Process Token failed:%d",GetLastError());
J&B5Ll
__leave;
?Ss~!38 }
O\6gw$ //printf("\nOpen Current Process Token ok!");
5BK3ix*L if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Cxe(iwa. {
a'd=szt __leave;
iiWpmE<, }
SiJ{ printf("\nSetPrivilege ok!");
6PC?*^v wOLV?Vk if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
"U$](k.<VA {
2B5Ez,'#x printf("\nOpen Process %d failed:%d",id,GetLastError());
o_5[}d __leave;
n/e ,jw }
!#W3Q //printf("\nOpen Process %d ok!",id);
dp4vybJ if(!TerminateProcess(hProcess,1))
M.bkFuh {
?}= $zN printf("\nTerminateProcess failed:%d",GetLastError());
jv6>7@<G __leave;
1=e(g#Ajn\ }
lXEnm-_ IsKilled=TRUE;
;|W:,a{kS }
qn'TIE. __finally
Sr_hD5! {
BB_(!omq[ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
OX?E3 <8` if(hProcess!=NULL) CloseHandle(hProcess);
C0/G1\ }
='@k>Ka+ return(IsKilled);
d=
?lPEzSA }
Z?WVSJUVf //////////////////////////////////////////////////////////////////////////////////////////////
s3'kzwX OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
Fc=6*.hy /*********************************************************************************************
7]~|dc( ModulesKill.c
@Kw&XK e` Create:2001/4/28
{,?Gj@$ Modify:2001/6/23
L+eK)Q Author:ey4s
@ZrNV*&< Http://www.ey4s.org Hs{x Z: PsKill ==>Local and Remote process killer for windows 2k
JY,oXA6O **************************************************************************/
FlY"OU* #include "ps.h"
j`K0D65 #define EXE "killsrv.exe"
,?`kYPZ #define ServiceName "PSKILL"
ly6dl :_`Yrx5 #pragma comment(lib,"mpr.lib")
n xR\tBv //////////////////////////////////////////////////////////////////////////
+q+JOS]L //定义全局变量
<fA}_BH%] SERVICE_STATUS ssStatus;
ltMcEv-d0 SC_HANDLE hSCManager=NULL,hSCService=NULL;
0QxBC7`qp BOOL bKilled=FALSE;
&}K%F)S char szTarget[52]=;
8 qZbsZi4 //////////////////////////////////////////////////////////////////////////
O@w_"TJP/z BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
^(@]5$^Z BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
U??OiKVZ+ BOOL WaitServiceStop();//等待服务停止函数
K<%8.mZ7 BOOL RemoveService();//删除服务函数
TtQd#mSI\ /////////////////////////////////////////////////////////////////////////
7!)VOD8Z int main(DWORD dwArgc,LPTSTR *lpszArgv)
PYzTKjw
{
cr?ZXu_ BOOL bRet=FALSE,bFile=FALSE;
[xQ.qZ[h& char tmp[52]=,RemoteFilePath[128]=,
9[lk=1.qN szUser[52]=,szPass[52]=;
pbIVj3-lY HANDLE hFile=NULL;
@ScC32X DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
O1+yOef"k ;e9&WEG_\ //杀本地进程
+_QcLuV, if(dwArgc==2)
zQUNvPYM {
g>`D!n::n if(KillPS(atoi(lpszArgv[1])))
2=%]Ax"R printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
.9Dncsnf,` else
9xE_Awlc85 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
G({VK lpszArgv[1],GetLastError());
TI0=nfj return 0;
.q!i
+0 }
H+@?K6{h //用户输入错误
jl>wvY|| else if(dwArgc!=5)
/b/ 6*& {
}_H\75Iv printf("\nPSKILL ==>Local and Remote Process Killer"
%?F$3YN, "\nPower by ey4s"
kf#S"[/E "\nhttp://www.ey4s.org 2001/6/23"
NzN"_o jM "\n\nUsage:%s <==Killed Local Process"
Zv?"1Y< L "\n %s <==Killed Remote Process\n",
NLUO{'uUW lpszArgv[0],lpszArgv[0]);
t**d{P+ return 1;
*i!t&s }
1u(n[<WtT_ //杀远程机器进程
{Z
Ld_VGW strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Hw62'% strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
k![H;}W strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
8o.|P8% =H}x //将在目标机器上创建的exe文件的路径
4r86@^c* sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
#
@7I __try
g_?Q3 {
)n[=)"rf //与目标建立IPC连接
DbtkWq% if(!ConnIPC(szTarget,szUser,szPass))
\'|t>|zhp {
n-,mC/4 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
&qIdT;^=I return 1;
fKtlfQG }
VN$7r printf("\nConnect to %s success!",szTarget);
YkFERIa076 //在目标机器上创建exe文件
WGyPyG#Fl Dd-a*6|x hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
rj?c E,
}([}A`@ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
1Tev&J if(hFile==INVALID_HANDLE_VALUE)
C~.T[Mlu {
&5G@YQD1e printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
q]*jTb __leave;
Md8<IFi9]Q }
P8;1,?ou //写文件内容
)5y"T0] while(dwSize>dwIndex)
WLta{A? {
nKI?Sc VZtFgN$J if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
2]FRIy
d {
tCPK_Wws?Z printf("\nWrite file %s
$Zkk14 failed:%d",RemoteFilePath,GetLastError());
/}iBrMD{[ __leave;
fr$6&HDZ9 }
;vbMC74J# dwIndex+=dwWrite;
{>XoE % }
6Ypc]ym=J //关闭文件句柄
xr7M#n CloseHandle(hFile);
a`?Vc}& bFile=TRUE;
z+CX$.Z //安装服务
<:mK&quf if(InstallService(dwArgc,lpszArgv))
^&$86-PB/ {
Tks"GlE*D //等待服务结束
wM3m'# xJ if(WaitServiceStop())
-lAY*2Jg {
hTcU
%Nc //printf("\nService was stoped!");
.[3C }
Ttp%U8-LJR else
5w+&plIJ {
c~OvoTF, //printf("\nService can't be stoped.Try to delete it.");
@D `j }
PSX
o" Sleep(500);
nV`W0r(f' //删除服务
4^d).{&X RemoveService();
b)E<b{'W }
j%J>LeTca }
0"ooHP$1 __finally
tF./Jx]_ {
pF8+<
T3y //删除留下的文件
ELG9ts+5Uj if(bFile) DeleteFile(RemoteFilePath);
ZPz=\^ //如果文件句柄没有关闭,关闭之~
NzeiGj if(hFile!=NULL) CloseHandle(hFile);
Y]uVA`%"b //Close Service handle
vF>]9sMv if(hSCService!=NULL) CloseServiceHandle(hSCService);
(A=Z,ed //Close the Service Control Manager handle
Q:T9&_| if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
n.R"n9v` //断开ipc连接
joZd wsprintf(tmp,"\\%s\ipc$",szTarget);
8pp;"
"b WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
KGI<G if(bKilled)
V7O7"Q^q printf("\nProcess %s on %s have been
:Gx5vo killed!\n",lpszArgv[4],lpszArgv[1]);
W/~q%\M { else
7VWy1 printf("\nProcess %s on %s can't be
ta
PqRsvu killed!\n",lpszArgv[4],lpszArgv[1]);
vb`aV<MhH }
OPogH=vf return 0;
=qL^#h83y }
2~B5?(g //////////////////////////////////////////////////////////////////////////
bw+IH-b BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
"pH;0[r] {
?1] \3nj NETRESOURCE nr;
v\?l+-A?y char RN[50]="\\";
!;hp i'^! SEt strcat(RN,RemoteName);
_sy]k A strcat(RN,"\ipc$");
up0=Y
o@ >g@@ yR, nr.dwType=RESOURCETYPE_ANY;
>B*zzj nr.lpLocalName=NULL;
~,xso0 nr.lpRemoteName=RN;
@U1t~f^ nr.lpProvider=NULL;
0($On`# 6E^9> if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
}m7$,'C%P return TRUE;
)ZFc5m^+u else
TqOH(={ return FALSE;
J(=y$8xje }
=En1?3? /////////////////////////////////////////////////////////////////////////
_9Rj, BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
!T8sWMY {
1rLxF{, BOOL bRet=FALSE;
NmF8BmIj __try
.f>7a;V?} {
{eQijW2Z3 //Open Service Control Manager on Local or Remote machine
N S*Lv hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
|+>U91! if(hSCManager==NULL)
)V*`(dn'zm {
?U1Nm~'UZ printf("\nOpen Service Control Manage failed:%d",GetLastError());
T1x67 b
u __leave;
NX:\iJD)1U }
JLjs`oqh //printf("\nOpen Service Control Manage ok!");
}_@p`>|)rB //Create Service
t}OzF cyqN hSCService=CreateService(hSCManager,// handle to SCM database
HW#@e kh ServiceName,// name of service to start
/V#?d ServiceName,// display name
:C,}DyZy SERVICE_ALL_ACCESS,// type of access to service
-pQ?ybQ SERVICE_WIN32_OWN_PROCESS,// type of service
E0DquVrz SERVICE_AUTO_START,// when to start service
giW9b_ SERVICE_ERROR_IGNORE,// severity of service
=U8+1b failure
)a`kL, EXE,// name of binary file
g@Y]$ey%A NULL,// name of load ordering group
uf:'"7V7 NULL,// tag identifier
K*4ib/'E a NULL,// array of dependency names
]&P 4QT)f NULL,// account name
*Ue#Sade NULL);// account password
2:e7'}\D. //create service failed
b' ~WS4xlD if(hSCService==NULL)
.0;\cv4} {
:QXKG8^ //如果服务已经存在,那么则打开
7+hc?H[&' if(GetLastError()==ERROR_SERVICE_EXISTS)
ua_,c\iL {
Ae1b`%To //printf("\nService %s Already exists",ServiceName);
^< //open service
*Gj`1#Z$ hSCService = OpenService(hSCManager, ServiceName,
Ag8lI+
h SERVICE_ALL_ACCESS);
1Y~'U
=9 if(hSCService==NULL)
8|5+\1!#/) {
,wv>G]v printf("\nOpen Service failed:%d",GetLastError());
hPCSAo!| __leave;
#MiO4zXgd }
BJ
fBYH,M //printf("\nOpen Service %s ok!",ServiceName);
t\Qm2Q)> }
zTi
8 y<} else
=5YbK1Q^ {
gi)C5J4
printf("\nCreateService failed:%d",GetLastError());
:7(d6gEL __leave;
7| j
rk }
w"O;: `|n }
|tTcJ\bG //create service ok
5Kk}sxol else
L%- ENk {
+"~*L,ken0 //printf("\nCreate Service %s ok!",ServiceName);
0 wDhX }
w]V684[> Ub4)x // 起动服务
8H8Q if ( StartService(hSCService,dwArgc,lpszArgv))
\]\ h,Y8 {
?`6Mfpvj96 //printf("\nStarting %s.", ServiceName);
&>K|F >7q Sleep(20);//时间最好不要超过100ms
4\uq$.f- while( QueryServiceStatus(hSCService, &ssStatus ) )
~SsfkM" {
|t;Ktl if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
T|
R!Aw. {
nB5^ printf(".");
g9d/nRX& Sleep(20);
q~*|Wd'& }
o? K>ji! else
h53G$Ol. break;
4!
F$nmG) }
V!e*J,g if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
#$!^1yO printf("\n%s failed to run:%d",ServiceName,GetLastError());
?g0dr?H }
u^x<xw6f else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
Qp2~ `hD {
m"AyO"}I5 //printf("\nService %s already running.",ServiceName);
uv{*f)j/d }
wWq-zGH|&