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。
6o^,@~:R OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
qjwxhabc <1>与远程系统建立IPC连接
G`+T+ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
y@1+I~@ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
>d@&2F TO <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
uMUBh 80,L <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
9X[kEl <6>服务启动后,killsrv.exe运行,杀掉进程
ht|z<XJ <7>清场
T=<@]$? 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
iyN:%ofh /***********************************************************************
'Jiw@t<o3` Module:Killsrv.c
9y6-/H
, Date:2001/4/27
,y1PbA0m Author:ey4s
1f%1*L0>@ Http://www.ey4s.org [<7@{;r ***********************************************************************/
%W'v}p #include
^9m\=5d #include
$': E\*ICb #include "function.c"
ycc4W*] #define ServiceName "PSKILL"
}q`ts=dlGt +00b)TF SERVICE_STATUS_HANDLE ssh;
UMv.{iEj SERVICE_STATUS ss;
dA#Q}.*r /////////////////////////////////////////////////////////////////////////
Q_1:tW
& void ServiceStopped(void)
m&xW6!x {
``V"
D ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
WJ$bf(X* ss.dwCurrentState=SERVICE_STOPPED;
i1UiNJh86 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Ha(c'\T(\ ss.dwWin32ExitCode=NO_ERROR;
P|^f0Rw3. ss.dwCheckPoint=0;
09|K>UC)v ss.dwWaitHint=0;
imo$-}A SetServiceStatus(ssh,&ss);
#TeG-sFJg@ return;
]"r&]qx7 }
B#exHf8 /////////////////////////////////////////////////////////////////////////
w2;eh]k void ServicePaused(void)
]5mn ew {
Jlri*q"hE ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
6wPaJbRtaM ss.dwCurrentState=SERVICE_PAUSED;
H
>j ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
+j#+8Ze ss.dwWin32ExitCode=NO_ERROR;
c7<wZ ss.dwCheckPoint=0;
u$h
4lIl ss.dwWaitHint=0;
QaS1Dh SetServiceStatus(ssh,&ss);
x%s-+& return;
\?w2a$?6w }
!6n_}I-W void ServiceRunning(void)
l#m#c6;= {
vV6<^W:9F ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Sw:7pByjI ss.dwCurrentState=SERVICE_RUNNING;
%!]@J[*1 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
E8!e:l
=Q ss.dwWin32ExitCode=NO_ERROR;
6q*9[<8 ss.dwCheckPoint=0;
;i8g41qjF ss.dwWaitHint=0;
k\wW##=v SetServiceStatus(ssh,&ss);
"76]u) return;
<W|3\p6 }
H6kR)~zhf /////////////////////////////////////////////////////////////////////////
3e
#p@sB void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
+:8fC$vVfC {
-mAUo;O switch(Opcode)
Q8C_9r/:N> {
WM
Fb4SUR case SERVICE_CONTROL_STOP://停止Service
C`K?7v3$m ServiceStopped();
nv GF2(;l break;
4<9=5 q] case SERVICE_CONTROL_INTERROGATE:
BYpG SetServiceStatus(ssh,&ss);
p
s/Ayjk break;
7OC#8, }
jDKO}
bQ return;
5BWH-2HsB }
>5_2_Y$" //////////////////////////////////////////////////////////////////////////////
"/)#O~ //杀进程成功设置服务状态为SERVICE_STOPPED
Diy8gt //失败设置服务状态为SERVICE_PAUSED
ztnFhJ<a$ //
MPCBT!o4Z void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
M:XSQ["6>V {
U [*FCD!~ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
qT,Te if(!ssh)
fg
s!v7 {
1cxrH+N ServicePaused();
lAi6sPG)0 return;
j:<n+:HC }
*Y,x|F ServiceRunning();
$()5VMb Sleep(100);
9Kpa>< //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
4F)-"ck //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
C+'/>=>a. if(KillPS(atoi(lpszArgv[5])))
~{d$!`|a ServiceStopped();
%Da8{%{`Pc else
Mx&&0#;r ServicePaused();
6tB+J F return;
E;,u2[3 }
$g/SWq /////////////////////////////////////////////////////////////////////////////
.}&`TU void main(DWORD dwArgc,LPTSTR *lpszArgv)
}
uO);k5H {
Vc_'hz]Z SERVICE_TABLE_ENTRY ste[2];
T~--92[ ste[0].lpServiceName=ServiceName;
R(('/J C ste[0].lpServiceProc=ServiceMain;
Qi^Z11 ste[1].lpServiceName=NULL;
{K <iih ste[1].lpServiceProc=NULL;
jB`,u|FG StartServiceCtrlDispatcher(ste);
`rgn<I" return;
RzBF~2 >i }
_XG/Pp) /////////////////////////////////////////////////////////////////////////////
XDsx3Ws function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
esHg'8?U 下:
U@g4w!$r /***********************************************************************
)+l\w3^6 Module:function.c
nKS7Q1+ Date:2001/4/28
B{|8#jqY Author:ey4s
o1Ph~|s*8 Http://www.ey4s.org e]`[yf ***********************************************************************/
G.rrv #include
K17j$o^6KK ////////////////////////////////////////////////////////////////////////////
, 0imiv BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
$@"l#vJPfc {
Y-pzy']4 TOKEN_PRIVILEGES tp;
.JYaH? LUID luid;
}B8IBveu jNTjSX if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
/~}}"zx& {
`Zf^E
>) printf("\nLookupPrivilegeValue error:%d", GetLastError() );
1HXjN~XF return FALSE;
DAS/43\ }
p=;=w_^y tp.PrivilegeCount = 1;
O]lSWEe tp.Privileges[0].Luid = luid;
e91aK if (bEnablePrivilege)
%JXE5l+pJ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
W=vG$ else
DKne'3pH tp.Privileges[0].Attributes = 0;
TFH \K{DM // Enable the privilege or disable all privileges.
mk1bcK9 AdjustTokenPrivileges(
DSC$i| hToken,
:e]a$ FALSE,
QcgRAo+u &tp,
*i]=f6G sizeof(TOKEN_PRIVILEGES),
GKOD/, (PTOKEN_PRIVILEGES) NULL,
ugo.@
(PDWORD) NULL);
b6}H$Sx~ // Call GetLastError to determine whether the function succeeded.
t?q@H8 if (GetLastError() != ERROR_SUCCESS)
'h/C oTk@, {
21
O'M printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
.P;*D ws return FALSE;
KB%"bqB| }
/s?r`' j[ return TRUE;
%`OJ.:k }
o}W%I/s ////////////////////////////////////////////////////////////////////////////
`dFq:8v BOOL KillPS(DWORD id)
E5)b {
[pl'| B HANDLE hProcess=NULL,hProcessToken=NULL;
eCN })An BOOL IsKilled=FALSE,bRet=FALSE;
=+ytTQc*ot __try
f47Od-\- {
|K6REkzr |<#{"'/= if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
2Or'c`| {
whpfJNz printf("\nOpen Current Process Token failed:%d",GetLastError());
TT'[qfAI __leave;
/a^1_q-bX }
fBalTk;G{U //printf("\nOpen Current Process Token ok!");
z8QAo\_I( if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
:|_'fNd+! {
&=#[(vl __leave;
>_o} }
&QDW9
Mi printf("\nSetPrivilege ok!");
U'8bdsF_ /<HRwG\w if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
P/c&@_b {
zhpx"{_ printf("\nOpen Process %d failed:%d",id,GetLastError());
"$N#p5 __leave;
L!rw[x }
L{hnU7sY //printf("\nOpen Process %d ok!",id);
VTG9$rQZ if(!TerminateProcess(hProcess,1))
n;(\5{a {
]F; f`o printf("\nTerminateProcess failed:%d",GetLastError());
o=21|z __leave;
qp/v^$EA }
BnCbon) IsKilled=TRUE;
.C&ktU4 }
Db)?i?o}t __finally
Kz>3
ic$I {
gUxP>hB if(hProcessToken!=NULL) CloseHandle(hProcessToken);
? i( % if(hProcess!=NULL) CloseHandle(hProcess);
]Bm/eRy" }
?mWw@6G, return(IsKilled);
q8^^H$<Db }
%F!1 //////////////////////////////////////////////////////////////////////////////////////////////
#>%X_o-o23 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:
X=hYB}}nu /*********************************************************************************************
BDq%'~/^ ModulesKill.c
9:,V5n= Create:2001/4/28
&Rx{.9 Modify:2001/6/23
,_yhz0. Author:ey4s
/x5rf Http://www.ey4s.org VCn{mp*h PsKill ==>Local and Remote process killer for windows 2k
LM}Ib. **************************************************************************/
`|,`QqDQ #include "ps.h"
}*lUah,@ #define EXE "killsrv.exe"
+w.JpbQ& #define ServiceName "PSKILL"
>Y
#t`6,! 11<Qxu$rL #pragma comment(lib,"mpr.lib")
#tZ4N7 //////////////////////////////////////////////////////////////////////////
|55N?=8 //定义全局变量
/G5d|P SERVICE_STATUS ssStatus;
|_`E1Y}} SC_HANDLE hSCManager=NULL,hSCService=NULL;
R$[#+X! BOOL bKilled=FALSE;
i|T)p_y(!a char szTarget[52]=;
Hz.(qW">5* //////////////////////////////////////////////////////////////////////////
5$wpL(:R( BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
:|Ad:fEs BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
e
' 2F# BOOL WaitServiceStop();//等待服务停止函数
v=_6XF BOOL RemoveService();//删除服务函数
*Txl+zTY /////////////////////////////////////////////////////////////////////////
!eEHmRgg4 int main(DWORD dwArgc,LPTSTR *lpszArgv)
|`lzfe {
3=Cc.a/3 BOOL bRet=FALSE,bFile=FALSE;
oXxCXO,q char tmp[52]=,RemoteFilePath[128]=,
&e;=cAXG szUser[52]=,szPass[52]=;
2_zp:v HANDLE hFile=NULL;
}RHn)}+ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
LUC4=kk4 ^j". //杀本地进程
L5#P[cHzz if(dwArgc==2)
E_8\f_%wK {
blTo5NLX if(KillPS(atoi(lpszArgv[1])))
1E73i_L printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
9[m6Li else
mf}O-Igte printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
t?9v^vFR lpszArgv[1],GetLastError());
q~3,yyu return 0;
|4T!&[r }
7VMvF/ap]u //用户输入错误
u86"Y^d# else if(dwArgc!=5)
xKQ+{"?-^g {
{_S}H1, printf("\nPSKILL ==>Local and Remote Process Killer"
zipS
]YD "\nPower by ey4s"
=dII- L=` "\nhttp://www.ey4s.org 2001/6/23"
)yTm.F "\n\nUsage:%s <==Killed Local Process"
QNARkYY~| "\n %s <==Killed Remote Process\n",
iMs5zf<M lpszArgv[0],lpszArgv[0]);
hRty [ return 1;
WHjUR0NZ }
WDg+J //杀远程机器进程
$OP7l>KZY strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Z\HX~*,6 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
`FsH}UPu
b strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
z)9wXo#~
Xtp"QY
p //将在目标机器上创建的exe文件的路径
uO=aaKG sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
+"8,Mh __try
\ gLHi~ {
|b*?
qf //与目标建立IPC连接
^4,a 8` if(!ConnIPC(szTarget,szUser,szPass))
)hk {
tI7:5Cm printf("\nConnect to %s failed:%d",szTarget,GetLastError());
G3rj`Sg^c return 1;
JaK}| }
,t`Kv1 printf("\nConnect to %s success!",szTarget);
0#ClWynjRO //在目标机器上创建exe文件
Eh|]i;G% Kt"BE j hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
/\H>y E,
LE*h9(( NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
aj?a^}X if(hFile==INVALID_HANDLE_VALUE)
^_ kJKM, {
cOPB2\, printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
l'\pk<V __leave;
lKlU-4 }
PSPmO'C+ //写文件内容
wlEdt1G while(dwSize>dwIndex)
* 1Od-3 {
uPRQU+ Ay
!G1; if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
*Mw_0Y {
9:e YU
= printf("\nWrite file %s
kI:}| _ failed:%d",RemoteFilePath,GetLastError());
2'5 ]~ __leave;
vq!_^F< }
6$ Gep dwIndex+=dwWrite;
HO[wTB|D] }
'
4ER00 //关闭文件句柄
ET[kpL CloseHandle(hFile);
TOoQZTI bFile=TRUE;
r\blyWi //安装服务
k%E2n:|* if(InstallService(dwArgc,lpszArgv))
F35#dIs`& {
#(1j#\ //等待服务结束
b*FC\:\ if(WaitServiceStop())
^;Sy. W&` {
z^GDJddG //printf("\nService was stoped!");
vmLxkjUm# }
H6&J;yT} else
5ux`U{`m {
me'd6!O9- //printf("\nService can't be stoped.Try to delete it.");
x3u4v~ "- }
XXh6^@H= Sleep(500);
KX}Rr7a //删除服务
RKPD4e>% RemoveService();
|U_]vMq }
IN,(yaC }
v$=QA:!U __finally
Y;)dct {
Dc+'<" //删除留下的文件
<a[Yk 2 if(bFile) DeleteFile(RemoteFilePath);
P|HKn,ar //如果文件句柄没有关闭,关闭之~
i,|0@Vy if(hFile!=NULL) CloseHandle(hFile);
qY>{cjo //Close Service handle
HmZ{L +" if(hSCService!=NULL) CloseServiceHandle(hSCService);
h(F<h_ //Close the Service Control Manager handle
@]![o % if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
bcAvM; //断开ipc连接
~u.T- 0F wsprintf(tmp,"\\%s\ipc$",szTarget);
6:]*c[7 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
06Gt&_Q if(bKilled)
JKX_q&bUw printf("\nProcess %s on %s have been
w=}uwvn NX killed!\n",lpszArgv[4],lpszArgv[1]);
Nr0
(E else
9{$'S4 printf("\nProcess %s on %s can't be
HFq m6| killed!\n",lpszArgv[4],lpszArgv[1]);
4<x'ocKlD }
/'hC i]b@v return 0;
\T;\XAGr }
ru`U' //////////////////////////////////////////////////////////////////////////
9W8]8sUeG BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
%J8|zKT5t {
@?[1_g_'P NETRESOURCE nr;
!=y]Sv~h char RN[50]="\\";
rLU/W<F8 A"aV'~> strcat(RN,RemoteName);
Dk='+\ strcat(RN,"\ipc$");
sO5?aB& J-ePE7i nr.dwType=RESOURCETYPE_ANY;
o=RM-tR`v nr.lpLocalName=NULL;
T2D<UhP nr.lpRemoteName=RN;
w ~ dk#= nr.lpProvider=NULL;
1&/FG(*/ 8k^|G if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
XK"-' return TRUE;
Uh'#izm[l else
Lgz$]Jbl8 return FALSE;
2jbIW* }
$46{<4. /////////////////////////////////////////////////////////////////////////
-!)xQvagD. BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
x)UwV {
!J=sk4T BOOL bRet=FALSE;
)I\=BPo|B __try
||zb6|7I4 {
:iiw3#] //Open Service Control Manager on Local or Remote machine
>I<r)w] hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
)?2e if(hSCManager==NULL)
(Z}>1WRju {
nkv(~ej( printf("\nOpen Service Control Manage failed:%d",GetLastError());
@vMA=v7a __leave;
kqb0>rYa }
O8]'o*<] //printf("\nOpen Service Control Manage ok!");
OgcHS? //Create Service
!6G?zipB hSCService=CreateService(hSCManager,// handle to SCM database
j&