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。
=xWZJ:UnU OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
G0Smss=K <1>与远程系统建立IPC连接
}9
N, +* <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
&/}]9 # <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
sptDzVM <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
>XjSVRO <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
*fso6j#% <6>服务启动后,killsrv.exe运行,杀掉进程
LX'.up11X5 <7>清场
z;@;jQ7 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
ilEWxr;, /***********************************************************************
qP6]}Aj] Module:Killsrv.c
}(z[
rZ Date:2001/4/27
N%%2!Z# Author:ey4s
N_lQz(nG/2 Http://www.ey4s.org *P_(hG&c ***********************************************************************/
s3kHNDdC #include
kB{ #include
^&buX_nlO #include "function.c"
}&Un8Rg"h #define ServiceName "PSKILL"
j+"i$ln+s aa2&yc29hp SERVICE_STATUS_HANDLE ssh;
0]?} kY SERVICE_STATUS ss;
2W:R{dHE /////////////////////////////////////////////////////////////////////////
lxx)l(& void ServiceStopped(void)
<|[G=GA\S! {
KWbnSL8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
1Y4=D
ss.dwCurrentState=SERVICE_STOPPED;
>UvLeS2h:y ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
v=e`e68U~ ss.dwWin32ExitCode=NO_ERROR;
+>h}Uz ss.dwCheckPoint=0;
A&X(\ c M ss.dwWaitHint=0;
9W88_rE'e} SetServiceStatus(ssh,&ss);
)Kkw$aQI"d return;
G66sPw }
'RK.w^ /////////////////////////////////////////////////////////////////////////
6t/nM void ServicePaused(void)
/RU'~( {
wZB:7E% ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
5SPhdpIg@[ ss.dwCurrentState=SERVICE_PAUSED;
7Mq4$|qhD ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
s+IU%y/9$a ss.dwWin32ExitCode=NO_ERROR;
gv)F`uRWA ss.dwCheckPoint=0;
e59P6/z ss.dwWaitHint=0;
]Hr:|2|. SetServiceStatus(ssh,&ss);
C_xOk'091 return;
[P~6O>a5p }
bW03m_<M<1 void ServiceRunning(void)
XJJdCv^ {
wMFo8;L ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
V6l~Aj}/ ss.dwCurrentState=SERVICE_RUNNING;
/){F0Zjjt ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
?^y%UIzf ss.dwWin32ExitCode=NO_ERROR;
.G-F5`2I ss.dwCheckPoint=0;
;VM',40 ss.dwWaitHint=0;
Ip c2Qsa SetServiceStatus(ssh,&ss);
nADt8 return;
ybnq;0}$ }
1K(a=o[Ce /////////////////////////////////////////////////////////////////////////
kg@D?VqJP void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
~yacJU= {
+!_?f'kv` switch(Opcode)
@ qFE6! {
Ve/"9?Y_ case SERVICE_CONTROL_STOP://停止Service
iV+'p->/ ServiceStopped();
$BIQ#T>qK break;
<eWGvIEP[ case SERVICE_CONTROL_INTERROGATE:
e| AA7 SetServiceStatus(ssh,&ss);
DGfhS` X break;
/48W]a}JS }
D@]gc&JN[ return;
nq'vq]] }
E>_?9~8Mf //////////////////////////////////////////////////////////////////////////////
lo }[o0X //杀进程成功设置服务状态为SERVICE_STOPPED
'Na \9b( //失败设置服务状态为SERVICE_PAUSED
1\v$8pP+ //
XBJ9"G5 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
2m`4B_g A
{
b0\'JZ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
8mjP2 if(!ssh)
e"jA#Y # {
O5"o/Y~m ServicePaused();
$}[Tj0+: return;
'WqSHb7 }
%9_wDfw~ ServiceRunning();
OtopA) Sleep(100);
)p.+39]{2 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
E)(`Z0 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
wf7<#jIq if(KillPS(atoi(lpszArgv[5])))
9"yBO` ServiceStopped();
0Sz&Oguv else
T;- Zl[H ServicePaused();
vPG!S{4 return;
M/U$x /3K }
y$)gj4k/D /////////////////////////////////////////////////////////////////////////////
FNZB M void main(DWORD dwArgc,LPTSTR *lpszArgv)
=N,KVMxw {
`92 D]^g SERVICE_TABLE_ENTRY ste[2];
`R@24 ) ste[0].lpServiceName=ServiceName;
<_*8a(j3 ste[0].lpServiceProc=ServiceMain;
@4:cn ste[1].lpServiceName=NULL;
p71%-nV ste[1].lpServiceProc=NULL;
5iola}6 StartServiceCtrlDispatcher(ste);
LvpHR#K)F5 return;
.}fc*2.' }
KmV>tn BQ /////////////////////////////////////////////////////////////////////////////
)Jx!VJ^Y 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
|Sg *j-. 下:
a@@!Eg
A /***********************************************************************
C#r_qn Module:function.c
gB3&AQ Date:2001/4/28
|D^Q}uT Author:ey4s
| -Di/. Http://www.ey4s.org ZLvw]N&R ***********************************************************************/
1elx~5v1.= #include
'OGOT0(
////////////////////////////////////////////////////////////////////////////
BN4dr9T BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
qn@Qd9Sf {
./<3jf : TOKEN_PRIVILEGES tp;
HqgTu` LUID luid;
p!'wOThO` G%YD2<V if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
wri[#D { {
r"fu{4aX printf("\nLookupPrivilegeValue error:%d", GetLastError() );
.WL507*"Ce return FALSE;
-lL*WA` }
{yyg=AMz tp.PrivilegeCount = 1;
! #
tRl tp.Privileges[0].Luid = luid;
\)BKuIP if (bEnablePrivilege)
{>FA ~}cX. tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
$
O!f*lG else
( kp}mSw tp.Privileges[0].Attributes = 0;
EZP2Bb5g // Enable the privilege or disable all privileges.
3UC8iq* AdjustTokenPrivileges(
oU~V0{7g hToken,
`*oLEXYN FALSE,
iI&SI#;
_ &tp,
5!nZvv sizeof(TOKEN_PRIVILEGES),
M~662]Ekk (PTOKEN_PRIVILEGES) NULL,
cjN4U [ (PDWORD) NULL);
&I(|aZx?J // Call GetLastError to determine whether the function succeeded.
6l_8Q w*5I if (GetLastError() != ERROR_SUCCESS)
G|O"Kv6 {
;
wHuL\ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
B8s|VI return FALSE;
aRG[F*BY }
oub4/0tN,~ return TRUE;
N ZlJ_[\$C }
u|:VQzPd- ////////////////////////////////////////////////////////////////////////////
}p- %~Y BOOL KillPS(DWORD id)
:m$%D]WY {
w@:o:yLS HANDLE hProcess=NULL,hProcessToken=NULL;
gdG:
&{|x BOOL IsKilled=FALSE,bRet=FALSE;
+$
-#V __try
Og*1pvN< {
_SFD}w3b$ L0_=R;.< if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
&0C!P=-p {
`UJW:qqW printf("\nOpen Current Process Token failed:%d",GetLastError());
!CMN/= __leave;
=:0(&NCRq }
sNZPv^c //printf("\nOpen Current Process Token ok!");
fzio8mKVX if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
=H?Nb:s {
oaXD^H\ __leave;
ut,"[+J }
=lmh^**4 printf("\nSetPrivilege ok!");
Q?;ntzi Qp?+_<{ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
jXDo!a|4y {
7>mYD3 printf("\nOpen Process %d failed:%d",id,GetLastError());
d!X?R} __leave;
HWU{521 }
E<4}mSn) //printf("\nOpen Process %d ok!",id);
sI'HS+~pU if(!TerminateProcess(hProcess,1))
3//v{ce1] {
;7A,'y4f printf("\nTerminateProcess failed:%d",GetLastError());
18HHEW{ __leave;
!Yf0y;e|: }
#e=^[E-yE IsKilled=TRUE;
od fu7P_ }
4>HGwk@+8 __finally
OE"Bb {
ou-;k
} if(hProcessToken!=NULL) CloseHandle(hProcessToken);
7(;VUR%%. if(hProcess!=NULL) CloseHandle(hProcess);
6;*(6$; }
`7A@\Ha3 return(IsKilled);
F"C Yrt }
"F}Ip&]hAG //////////////////////////////////////////////////////////////////////////////////////////////
gD\}CxtG OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
e-CW4x /*********************************************************************************************
m t^1[ ModulesKill.c
B=r/(e Create:2001/4/28
l :"*]m7o_ Modify:2001/6/23
&O,$l3 P Author:ey4s
Jx< Http://www.ey4s.org )]R?v,9*D PsKill ==>Local and Remote process killer for windows 2k
9R[','x **************************************************************************/
3\G=J #include "ps.h"
||HIp9(3 #define EXE "killsrv.exe"
6zWvd #define ServiceName "PSKILL"
F! e`i-xt 0Kk*~gR? #pragma comment(lib,"mpr.lib")
U;@jl?jnG //////////////////////////////////////////////////////////////////////////
($W 5fbu //定义全局变量
Sq,ty{j2% SERVICE_STATUS ssStatus;
B vc=gW SC_HANDLE hSCManager=NULL,hSCService=NULL;
K;y\&'E BOOL bKilled=FALSE;
I>#ChV)(# char szTarget[52]=;
KOx#LGz //////////////////////////////////////////////////////////////////////////
a6E" BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
bicL%I2h BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
"r"An" BOOL WaitServiceStop();//等待服务停止函数
|/;5|
z BOOL RemoveService();//删除服务函数
5#\p>}[HG /////////////////////////////////////////////////////////////////////////
E5{)d~q int main(DWORD dwArgc,LPTSTR *lpszArgv)
:,,y63-f4 {
pNFIO
t:( BOOL bRet=FALSE,bFile=FALSE;
qEr[fC@x char tmp[52]=,RemoteFilePath[128]=,
EIQy?ig86 szUser[52]=,szPass[52]=;
3+5\xRq HANDLE hFile=NULL;
Ue:T3jp3% DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
s.)w
A`&& %iC63)(M //杀本地进程
U&$]?3? if(dwArgc==2)
,z)NKt# {
R} 9jgB if(KillPS(atoi(lpszArgv[1])))
<h51KPo^P printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
*AR<DXEL else
F$p*G][ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
89=JC[c lpszArgv[1],GetLastError());
> C&<dO#i return 0;
D D;+& fe }
0]W]#X4A //用户输入错误
uN3J)@;_ else if(dwArgc!=5)
4S9,
tc& {
p!QneeA`&X printf("\nPSKILL ==>Local and Remote Process Killer"
G0Tc}_o<Y "\nPower by ey4s"
0a6z"K} "\nhttp://www.ey4s.org 2001/6/23"
%]$p ^m "\n\nUsage:%s <==Killed Local Process"
n12c075 "\n %s <==Killed Remote Process\n",
|0R%!v(, lpszArgv[0],lpszArgv[0]);
WTv\HI2X
! return 1;
i=H>D }
T4Gw\Z% //杀远程机器进程
9O T4jAm strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
,bp pM strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
L8xprHgL strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
MGyB8( ~2DV{dyj //将在目标机器上创建的exe文件的路径
m&~Dj#%(w sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
%<#3_}"T| __try
UMi`u6# {
jP.b oj_u* //与目标建立IPC连接
Il`k]X M if(!ConnIPC(szTarget,szUser,szPass))
v:Z4z6M- {
nC.2./OwMf printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Cm<j*Cnl return 1;
{%~4RZA }
-@V"i~g<e printf("\nConnect to %s success!",szTarget);
X<}o>
6|d //在目标机器上创建exe文件
po2[uJ S{(p<%)[ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
X8SRQO^ E,
D<3V#Opw NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
V;hwAQbF if(hFile==INVALID_HANDLE_VALUE)
*:tjxC {
46P6Bwobh printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
M$4=q((0 __leave;
/`O]etr`d }
5H :~6z //写文件内容
$7DcQ b9 while(dwSize>dwIndex)
=6:L +V {
@-&(TRbZo =Wk/q_. if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
KA-/k@1& {
M |({
4C printf("\nWrite file %s
X:``{!~geo failed:%d",RemoteFilePath,GetLastError());
pjHRV[`AP __leave;
5%Oyvt]}2 }
2Jo~m_ dwIndex+=dwWrite;
,c%K)KuPK. }
%t`SSW7I //关闭文件句柄
qQxA@kdd CloseHandle(hFile);
b WbXh$ bFile=TRUE;
`kNi*I^ //安装服务
mo;)0Vq2l if(InstallService(dwArgc,lpszArgv))
jH&_E'XMX {
Gh2Q$w: //等待服务结束
h^A3 0f_x if(WaitServiceStop())
\/*Nf?; {
_}e7L7B7g //printf("\nService was stoped!");
0Ws;|Yg }
9:%n=U Rd else
7k]RO {
|/;U)M //printf("\nService can't be stoped.Try to delete it.");
{ eEC:[ }
\6lh `U Sleep(500);
Gg9VS&VI //删除服务
3duG.iUlL RemoveService();
?Ml%$z@b? }
bR`rT4.F }
Z6Nj<2u2 __finally
6X7s 4 {
G [3k //删除留下的文件
y !<'rg if(bFile) DeleteFile(RemoteFilePath);
?C
&x/2lt //如果文件句柄没有关闭,关闭之~
I#U>5"%\a if(hFile!=NULL) CloseHandle(hFile);
v<;: 0 //Close Service handle
E
&7@#'l if(hSCService!=NULL) CloseServiceHandle(hSCService);
xMDrE? //Close the Service Control Manager handle
%5JW<9 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
4K9Rpm //断开ipc连接
_+twqi wsprintf(tmp,"\\%s\ipc$",szTarget);
e,f ; WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
E@w[ if(bKilled)
O)`fvpVU printf("\nProcess %s on %s have been
K8?zgRG3~N killed!\n",lpszArgv[4],lpszArgv[1]);
YP[LQ> else
V:
^JC>6 printf("\nProcess %s on %s can't be
of9q"h killed!\n",lpszArgv[4],lpszArgv[1]);
24| }
)YuRjBcp," return 0;
' _B_&is }
>']+OrQH //////////////////////////////////////////////////////////////////////////
Ko#4z%Yq BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
<