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。
!&@2 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
hWe}'L- <1>与远程系统建立IPC连接
k
TF z_*6. <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
1t0bUf;(M <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
"F&Tnhh4 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
=L:[cIRrT; <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
kFS0i%Sr <6>服务启动后,killsrv.exe运行,杀掉进程
5\uNEs$T <7>清场
aF D="Zh 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
qv.[k<~a> /***********************************************************************
ceqFQ Module:Killsrv.c
I|$'Q$m~ Date:2001/4/27
xg(<oDn+\ Author:ey4s
;])I>BT[ Http://www.ey4s.org S|l&fb n ***********************************************************************/
jIKBgsiF/ #include
[vE$R@TZ0! #include
gBMta+<fE~ #include "function.c"
Jm?l59bv
v #define ServiceName "PSKILL"
Sq?,C&LsA RwUW;hU SERVICE_STATUS_HANDLE ssh;
4DvdEt SERVICE_STATUS ss;
ERk kSTp /////////////////////////////////////////////////////////////////////////
Tsu\oJ[ void ServiceStopped(void)
y@q1c*| {
ZmNZS0j ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
TLy;4R2Nn ss.dwCurrentState=SERVICE_STOPPED;
7^HpVcSM ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Z&TD+fT< ss.dwWin32ExitCode=NO_ERROR;
sc<kiL ss.dwCheckPoint=0;
MY&<)|v\ ss.dwWaitHint=0;
o\d |CE;> SetServiceStatus(ssh,&ss);
b7Yq_%+ return;
VIetcs }
nZe\5` /////////////////////////////////////////////////////////////////////////
Nc,*hsx' void ServicePaused(void)
~Hs=z$ {
4>l0V< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
5Lw{0uLr ss.dwCurrentState=SERVICE_PAUSED;
)#C_mB$-# ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
?.8<- ss.dwWin32ExitCode=NO_ERROR;
Ks|gL#)*Ku ss.dwCheckPoint=0;
ohtT
O]\ ss.dwWaitHint=0;
k@7kNMl SetServiceStatus(ssh,&ss);
V_jiOT! return;
8`a,D5U: }
P?xA$_+ void ServiceRunning(void)
@ozm; {
jn~!V!++ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
&ryiG ss.dwCurrentState=SERVICE_RUNNING;
P>|Ef~j ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Sq<3Rw ss.dwWin32ExitCode=NO_ERROR;
W.IH#`-9E ss.dwCheckPoint=0;
STw oYn ss.dwWaitHint=0;
3zbXAR* SetServiceStatus(ssh,&ss);
)TM!ms+K return;
ci;&CHa }
kw3+>{\ /////////////////////////////////////////////////////////////////////////
(p^S~Ax void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
A3j"/eKi2 {
nYhp`!W4; switch(Opcode)
lelMt= {
f7ZA837Un case SERVICE_CONTROL_STOP://停止Service
]/a
g*F ServiceStopped();
&h\7^=s. break;
s88y{o case SERVICE_CONTROL_INTERROGATE:
\PzN XQ$ SetServiceStatus(ssh,&ss);
,^HS`!s[ E break;
Ll?g.z" }
\,hrk~4U;( return;
% oR>Uo }
<;aJ#qT //////////////////////////////////////////////////////////////////////////////
Xty#vI //杀进程成功设置服务状态为SERVICE_STOPPED
`wf|u M //失败设置服务状态为SERVICE_PAUSED
h>| g2h //
i]dz}= j' void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
jK e.gA {
moaodmt]x ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
Fk aXA.JE if(!ssh)
K|Om5
p {
sLZ>v ServicePaused();
^:+Rg}]W^ return;
] ;&"1A }
">cqt>2 A ServiceRunning();
ldYeX+J
_ Sleep(100);
ETe- //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
B 2Qp} //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
[t$4Tdd if(KillPS(atoi(lpszArgv[5])))
:SK<2<8h ServiceStopped();
TqAtcAurM else
&lq^dFP&Su ServicePaused();
H }B2A" return;
z|Ap\[GS }
LZ4xfB( /////////////////////////////////////////////////////////////////////////////
so*/OBte void main(DWORD dwArgc,LPTSTR *lpszArgv)
}s(C^0x {
16?C@`S> SERVICE_TABLE_ENTRY ste[2];
F(;jM( ste[0].lpServiceName=ServiceName;
"1K:/n ste[0].lpServiceProc=ServiceMain;
W"|mpxp ste[1].lpServiceName=NULL;
ODek%0= ste[1].lpServiceProc=NULL;
mTJ"l(,3 StartServiceCtrlDispatcher(ste);
F;-90w return;
_F^$aZt?e }
d+Ds9(gV /////////////////////////////////////////////////////////////////////////////
dl_{iMhF&E function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
\q,s?`+B 下:
/LF3O~Go /***********************************************************************
05"qi6tncz Module:function.c
%<AS?Ry Date:2001/4/28
+YuzpuxjJ Author:ey4s
7OE[RX8!f Http://www.ey4s.org @iRO7 6m ***********************************************************************/
,z[(k" #include
9qre|AA ////////////////////////////////////////////////////////////////////////////
Za0gs @$ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
06jMj26! {
~{P:sjsU TOKEN_PRIVILEGES tp;
[Y$V\h=V LUID luid;
{"jd_b& -%H%m`wD if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
!*_K.1' {
wFb@1ae\ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
9x[ U$B return FALSE;
RG&6FRoq }
;NP[_2|-, tp.PrivilegeCount = 1;
pC^2Rzf tp.Privileges[0].Luid = luid;
&XtRLtgS if (bEnablePrivilege)
hiN/S|JN8y tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
[;FofuZ else
O|7yP30?M tp.Privileges[0].Attributes = 0;
@hsbq // Enable the privilege or disable all privileges.
H-2_j AdjustTokenPrivileges(
rVcBl4&1*g hToken,
)88nMH- FALSE,
wVE:X3Ei &tp,
u7#z^r sizeof(TOKEN_PRIVILEGES),
)2V@ p~k? (PTOKEN_PRIVILEGES) NULL,
lQL:3U0DjU (PDWORD) NULL);
?+\E3}: // Call GetLastError to determine whether the function succeeded.
fv2=B)8$ if (GetLastError() != ERROR_SUCCESS)
aq kix"J {
r.<JDdj printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
(bvoF5% return FALSE;
4TVwa(cB }
s i?HkJv5 return TRUE;
ZF'HM@cfo }
8(Fu ////////////////////////////////////////////////////////////////////////////
c&m9)r~zP BOOL KillPS(DWORD id)
gc,Ps {
u|OtKq HANDLE hProcess=NULL,hProcessToken=NULL;
!DcX8~~@ BOOL IsKilled=FALSE,bRet=FALSE;
RHI&j~ __try
V.2[ F|P;3 {
_Ex|f5+ hy!6g n if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
IT&i,`cJ~F {
Q7(eq0na printf("\nOpen Current Process Token failed:%d",GetLastError());
Y&GuDLUF __leave;
J3IRP/*z }
FUqt)YHi //printf("\nOpen Current Process Token ok!");
]nc2/S% if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
eEP(
). {
FWY[=S __leave;
ET+'Pj3 }
tT-=hDw printf("\nSetPrivilege ok!");
@n@g)` zo44^=~% if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
7P*Z0%Q {
lwJip IO printf("\nOpen Process %d failed:%d",id,GetLastError());
wT/6aJoX __leave;
(}"S)#C }
4swKjN
& //printf("\nOpen Process %d ok!",id);
e1uMR-Q if(!TerminateProcess(hProcess,1))
}#
Xi`<{ {
5Eal1Qu printf("\nTerminateProcess failed:%d",GetLastError());
Hg whe=P __leave;
Abf1"#YImy }
%)JRbX<c IsKilled=TRUE;
OZT^\Ky_l }
KZ
)Ys __finally
`
FxtLG,F {
&CUC{t$VHX if(hProcessToken!=NULL) CloseHandle(hProcessToken);
F.0d4:A+ if(hProcess!=NULL) CloseHandle(hProcess);
7m]t^^ }
Azn:_4O return(IsKilled);
PG"@A }
fYn{QS? //////////////////////////////////////////////////////////////////////////////////////////////
WW6yFriuW OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
:~33U)?{T /*********************************************************************************************
!0Nf9 ModulesKill.c
PCZ]R Create:2001/4/28
u>|"28y Modify:2001/6/23
QkE,T0,/?h Author:ey4s
`p1DaV Http://www.ey4s.org 9A+M|;O PsKill ==>Local and Remote process killer for windows 2k
e?=elN **************************************************************************/
"Z~`e]> #include "ps.h"
!7c'<[+Hm #define EXE "killsrv.exe"
/{R3@,D[] #define ServiceName "PSKILL"
OpqNEo\ ;dOs0/UM& #pragma comment(lib,"mpr.lib")
A8!Ed$@ //////////////////////////////////////////////////////////////////////////
SB1[jcJ //定义全局变量
OHhs y|W SERVICE_STATUS ssStatus;
HtUG#sc&`{ SC_HANDLE hSCManager=NULL,hSCService=NULL;
H/`G BOOL bKilled=FALSE;
:MBS>owR char szTarget[52]=;
B-dlm8gX
//////////////////////////////////////////////////////////////////////////
?@3&dk~ni BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
DM'qNgB7 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
J|q^+K BOOL WaitServiceStop();//等待服务停止函数
3KT_AJ4} BOOL RemoveService();//删除服务函数
H|K("AVP: /////////////////////////////////////////////////////////////////////////
4Cd#sQ int main(DWORD dwArgc,LPTSTR *lpszArgv)
j8c6[ih {
ALAL( f` BOOL bRet=FALSE,bFile=FALSE;
Vrg3{@$ char tmp[52]=,RemoteFilePath[128]=,
f8#*mQ szUser[52]=,szPass[52]=;
HT&p{7kFm HANDLE hFile=NULL;
O4N-_Kfp/ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
VWD.J bKByU{t //杀本地进程
]4GZ'&m} if(dwArgc==2)
Gql`>~ {
]< +3Vw if(KillPS(atoi(lpszArgv[1])))
QXB|!' printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
yp?w3|`4; else
\=Nm5: printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
U3N(cFXn lpszArgv[1],GetLastError());
y<v|X2 return 0;
hk.yR1Y| }
)^";BVY //用户输入错误
x,f>X;04 else if(dwArgc!=5)
Br&^09S {
+0dT^Jkqg printf("\nPSKILL ==>Local and Remote Process Killer"
uR^. "\nPower by ey4s"
-~}
tq] "\nhttp://www.ey4s.org 2001/6/23"
wsI5F&R, "\n\nUsage:%s <==Killed Local Process"
o"\{OX "\n %s <==Killed Remote Process\n",
L&'l3| lpszArgv[0],lpszArgv[0]);
b@!:=_Mr return 1;
DU`v J2 }
NFV_+{X\ //杀远程机器进程
BtID;^Dz strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
*V -ds8AQ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
5v+L';wx[T strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
]Ly8s#<g]N D$mf5G & //将在目标机器上创建的exe文件的路径
%b9fW sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
>HX)MwAP __try
T(gg>_'jh {
"5h_8k~sQ //与目标建立IPC连接
9ClF<5?M if(!ConnIPC(szTarget,szUser,szPass))
2n(ItA {
G\):2Qz!| printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Z>&K&ttJ return 1;
?l>e75V%w }
wM0E%6
P printf("\nConnect to %s success!",szTarget);
jQkUNPHu //在目标机器上创建exe文件
w0X$rl1 l:x_j\ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
7G2vYKC' E,
ff[C' NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
OFQ{9 if(hFile==INVALID_HANDLE_VALUE)
juXC?2c {
K]9tc) printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
4[Z1r~t\L __leave;
h>.9RX & }
&62`Wr 0C //写文件内容
K# /Ch5? while(dwSize>dwIndex)
{aT92-D3 {
+*<K"H|, LK{a9`
h if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
sC9-+} {
YyG~#6aCh printf("\nWrite file %s
bIq-1
Y( failed:%d",RemoteFilePath,GetLastError());
1BTgGF __leave;
@|Z*f\ }
ynx WQ%d(` dwIndex+=dwWrite;
8dlInms }
V!\n3i?i //关闭文件句柄
qq/_yt CloseHandle(hFile);
?F9hDLX bFile=TRUE;
T4l-sJ'| //安装服务
EmF]W+!z% if(InstallService(dwArgc,lpszArgv))
BSjbnnW}" {
[GOX0}$? //等待服务结束
y{:]sHyG if(WaitServiceStop())
j\nE8WH {
t&8<k+m //printf("\nService was stoped!");
1`nc8qC }
xu`d`!Tx else
N"&$b_u[ {
Feh"!k <6k //printf("\nService can't be stoped.Try to delete it.");
O\3r%=TF }
5c*p2:] Sleep(500);
.QNjeMu. //删除服务
(/To?` RemoveService();
u=1B^V,6V }
Z#srQD3].( }
*;>V2!N=U __finally
-WQ_[t9l {
yp( ?1 //删除留下的文件
iH($rSE if(bFile) DeleteFile(RemoteFilePath);
5?<|3 //如果文件句柄没有关闭,关闭之~
|^
2rtI if(hFile!=NULL) CloseHandle(hFile);
"cIGNTLFA //Close Service handle
ru#T^AI*^ if(hSCService!=NULL) CloseServiceHandle(hSCService);
fQ2!sV //Close the Service Control Manager handle
aOaF&6'j if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
"US"`a2 //断开ipc连接
mrhsKmH wsprintf(tmp,"\\%s\ipc$",szTarget);
C}t+t WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
^yzo!`)fso if(bKilled)
O6M}W_ printf("\nProcess %s on %s have been
wghFGHgw killed!\n",lpszArgv[4],lpszArgv[1]);
~gSF@tz@ else
uzat."`d' printf("\nProcess %s on %s can't be
buMiJzU killed!\n",lpszArgv[4],lpszArgv[1]);
:Vu7,o }
$8<j5%/ $M return 0;
,%"\\#3S }
TmRrub //////////////////////////////////////////////////////////////////////////
yfRUTG BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
G2U5[\ {
n"K {uj)) NETRESOURCE nr;
:)^#
xE( char RN[50]="\\";
5`OK- ,f-T1v" strcat(RN,RemoteName);
E.5*Jr=J strcat(RN,"\ipc$");
B^Rw?:hN luP'JUq nr.dwType=RESOURCETYPE_ANY;
q?e16M nr.lpLocalName=NULL;
tH<