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。
U(Tl$#Bt OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
)-0+O=v <1>与远程系统建立IPC连接
$[Q;{Q <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
67XUhnE <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
JIIc4fyy8s <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
?)T@qn+ <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
@]!9;?so <6>服务启动后,killsrv.exe运行,杀掉进程
6_:I~TTX <7>清场
Fv*Et-8tN5 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
e_"m\e#N /***********************************************************************
$01csj Module:Killsrv.c
&u~Pp=kv Date:2001/4/27
y)"rh /; Author:ey4s
#0PZa$kM(o Http://www.ey4s.org n
=WH=:& ***********************************************************************/
2Z5_@Y #include
mfG m>U #include
IEfYg(c0U #include "function.c"
{1qr6P," #define ServiceName "PSKILL"
\t5_V)P !9.FI{W SERVICE_STATUS_HANDLE ssh;
Ii&p v SERVICE_STATUS ss;
{,u})U2 /////////////////////////////////////////////////////////////////////////
*nYg-) void ServiceStopped(void)
"7'P Lo3O {
s/B_ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
uq;yR[w" ss.dwCurrentState=SERVICE_STOPPED;
RL$%Vy0 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
&Q#*Nnb3 ss.dwWin32ExitCode=NO_ERROR;
li,rPUCt ss.dwCheckPoint=0;
$s4.Aj ss.dwWaitHint=0;
@meT8S9t SetServiceStatus(ssh,&ss);
qZ4))X return;
?T .=ym }
I$MlIz$l v /////////////////////////////////////////////////////////////////////////
yM7Iq)o6u void ServicePaused(void)
/!MVpi'6& {
``eam8Az_U ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
jijwHL ss.dwCurrentState=SERVICE_PAUSED;
YWs?2I ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
:Nv7Wt! ss.dwWin32ExitCode=NO_ERROR;
`a!9_%|8 ss.dwCheckPoint=0;
Rj4C-X4= ss.dwWaitHint=0;
vQ]d?Tp SetServiceStatus(ssh,&ss);
([
-i5 return;
U1HG{u,"y }
TEh.?
void ServiceRunning(void)
#4lIna%VX {
{z\K!=X/ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
lZuH:AH ss.dwCurrentState=SERVICE_RUNNING;
rwVp}H G
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
reNf?7G+m ss.dwWin32ExitCode=NO_ERROR;
[sjkm+
? ss.dwCheckPoint=0;
% P Ex ss.dwWaitHint=0;
zj(V\y&H SetServiceStatus(ssh,&ss);
#]6{>n1*+w return;
yCA8/)>Gm }
KGcjZx04! /////////////////////////////////////////////////////////////////////////
Sb> &m void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
pB#I_?( {
+wJ!zab` switch(Opcode)
awwSgy {
0Sz[u\w case SERVICE_CONTROL_STOP://停止Service
s5rD+g]E` ServiceStopped();
@"MQ6u G> break;
[8^q3o7n case SERVICE_CONTROL_INTERROGATE:
hl7 z1h SetServiceStatus(ssh,&ss);
M2N8?Ycv3 break;
HFI0\*xn( }
g&85L$
return;
KN[;z2i }
!yxqOT- //////////////////////////////////////////////////////////////////////////////
~bCA8 //杀进程成功设置服务状态为SERVICE_STOPPED
C l,vBjl h //失败设置服务状态为SERVICE_PAUSED
R"9wVM;*c //
vy*-"=J void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
D%nd7
| {
gFKJbjT| ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
M:{Aq&. if(!ssh)
S,nELV~! {
)-emSV0zE ServicePaused();
~mARgv return;
AB`.K{h }
~r!(V;k{ ServiceRunning();
*<!q@r<d Sleep(100);
&H]/'i- //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
RG""/x; //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
*;]}`r if(KillPS(atoi(lpszArgv[5])))
}ePl&-9T ServiceStopped();
*=2W:,$ else
~bxev/$d ServicePaused();
4|E^
#C return;
giX[2`^NG }
(Jw_2pHxr" /////////////////////////////////////////////////////////////////////////////
3,Yr%`/5' void main(DWORD dwArgc,LPTSTR *lpszArgv)
Uu5(/vw] {
eF22 ~P SERVICE_TABLE_ENTRY ste[2];
j&oRj6;Ha+ ste[0].lpServiceName=ServiceName;
#}FUa u$ ste[0].lpServiceProc=ServiceMain;
V(F9=r<X ste[1].lpServiceName=NULL;
_OTVQo Ap ste[1].lpServiceProc=NULL;
Bskp&NV': StartServiceCtrlDispatcher(ste);
.WqqP return;
M|K^u.4 }
h7!O
K /////////////////////////////////////////////////////////////////////////////
%z-*C'j5H 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
HyU: BW;
下:
rO$pj~!|Q /***********************************************************************
?nGi if Module:function.c
MCmb/.&wu Date:2001/4/28
xdm \[s Author:ey4s
wuA?t Http://www.ey4s.org gK`w|kh` ***********************************************************************/
,M;9|kE* #include
Vv}R
S@4U ////////////////////////////////////////////////////////////////////////////
rBNVI;JZW BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
o#e8
Piw {
p8_^6wfg TOKEN_PRIVILEGES tp;
]*\MIz{56' LUID luid;
hj9TiH/+ Td|u@l4B if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
GQn:lu3j: {
%7)TiT4V printf("\nLookupPrivilegeValue error:%d", GetLastError() );
3X`9&0:j% return FALSE;
v}6iI}r }
)x7n-|y6 tp.PrivilegeCount = 1;
0bDc
4m tp.Privileges[0].Luid = luid;
B5;%R01A if (bEnablePrivilege)
() _RLA tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
>bh+!5Y0 else
%S^hqC tp.Privileges[0].Attributes = 0;
05q760I+ // Enable the privilege or disable all privileges.
BsIF3sS#9 AdjustTokenPrivileges(
[~s+,OO9) hToken,
QDg5B6>$ FALSE,
@@Ybg6.+* &tp,
N3|:MMl sizeof(TOKEN_PRIVILEGES),
u^tQ2&?O!P (PTOKEN_PRIVILEGES) NULL,
-[L\:'Gp5 (PDWORD) NULL);
1@}F8&EZ // Call GetLastError to determine whether the function succeeded.
<|}Z6Ti if (GetLastError() != ERROR_SUCCESS)
`Npa/Q {
xo_STLAw printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
rMDvnF return FALSE;
rF-SvSj} }
*#mmk1` return TRUE;
(BVqmi{ }
C
e-ru) ////////////////////////////////////////////////////////////////////////////
tb+gCs'D BOOL KillPS(DWORD id)
K
{'
atc {
p|-MwCeH HANDLE hProcess=NULL,hProcessToken=NULL;
SN}K=)KF# BOOL IsKilled=FALSE,bRet=FALSE;
DWt|lO __try
K6IT$$g {
.[O{,r 2`$*HPj+G if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
gT+g@\u[ {
a|7C6#iz$ printf("\nOpen Current Process Token failed:%d",GetLastError());
/:4J __leave;
@.eN+o9| }
@ep.wW //printf("\nOpen Current Process Token ok!");
N>H@vt~ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
3U@jw,K!{A {
L@S\ rImw __leave;
4>jHS\jc }
O2{["c
e printf("\nSetPrivilege ok!");
SH?McBxS #Q8_:dPY if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
f1 x&Fk {
kw#X,hP printf("\nOpen Process %d failed:%d",id,GetLastError());
(u@:PiU/eP __leave;
aj&L
Z DD6 }
oRWje#4O //printf("\nOpen Process %d ok!",id);
fs'SCwx if(!TerminateProcess(hProcess,1))
kXwAw]ogN {
3CoZ2 printf("\nTerminateProcess failed:%d",GetLastError());
##rkyd __leave;
5^g* }
0Qt!w( IsKilled=TRUE;
E )_n?>Ar }
}
{1IB __finally
6R n?pe^ {
90Ki.K 0 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
k:Pn.< if(hProcess!=NULL) CloseHandle(hProcess);
gXdMGO> }
0~qc,-)3 return(IsKilled);
/mex{+p>tO }
F06o-xH= //////////////////////////////////////////////////////////////////////////////////////////////
#DUfEZ 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:
{v|!];i /*********************************************************************************************
^1S{:: ModulesKill.c
ks#3
o+ Create:2001/4/28
)UKX\nD"0 Modify:2001/6/23
y8k8Hd1<f Author:ey4s
7}X1A!1 Http://www.ey4s.org %10ONe} PsKill ==>Local and Remote process killer for windows 2k
}nd>SK4 **************************************************************************/
H9*k(lnz` #include "ps.h"
z\]Z/Bz:6 #define EXE "killsrv.exe"
_i05'_ #define ServiceName "PSKILL"
[:y:_ECs6 T8o](:B~ #pragma comment(lib,"mpr.lib")
m)Plv+R} //////////////////////////////////////////////////////////////////////////
JQ03om--( //定义全局变量
:wC\IwG~CE SERVICE_STATUS ssStatus;
:0J`4 SC_HANDLE hSCManager=NULL,hSCService=NULL;
>(Y CZ BOOL bKilled=FALSE;
<YaT r9%w char szTarget[52]=;
LiG$M{ 0 //////////////////////////////////////////////////////////////////////////
&i5@4,p y9 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
vjS`;^9 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
E_ns4k#uG BOOL WaitServiceStop();//等待服务停止函数
S<0 &V BOOL RemoveService();//删除服务函数
eY<<Hld /////////////////////////////////////////////////////////////////////////
s;VW
%e int main(DWORD dwArgc,LPTSTR *lpszArgv)
r2=@1=?8 {
;'7(gAE BOOL bRet=FALSE,bFile=FALSE;
4?R979 char tmp[52]=,RemoteFilePath[128]=,
\d@5*q szUser[52]=,szPass[52]=;
BHY8G06 HANDLE hFile=NULL;
VQ9A/DH/ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
FzInIif *fg2bz<~[B //杀本地进程
28!C#.(h if(dwArgc==2)
lFzVd
N {
#t
;` if(KillPS(atoi(lpszArgv[1])))
]fM|cN8(zM printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
sW]_Ky.] else
m;@q('O printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
=)Xj[NNRT lpszArgv[1],GetLastError());
g:Hj1!' return 0;
~:DL{ZeEb }
xKUL}>8 //用户输入错误
=]7o+L4 else if(dwArgc!=5)
*Al@|5 {
&hYgu3O printf("\nPSKILL ==>Local and Remote Process Killer"
|:eTo<
"\nPower by ey4s"
<z<>E1ZLI "\nhttp://www.ey4s.org 2001/6/23"
M"3"6U/ e "\n\nUsage:%s <==Killed Local Process"
=[(34# "\n %s <==Killed Remote Process\n",
&QHJ%c lpszArgv[0],lpszArgv[0]);
j,0`k return 1;
)~U1sW&t }
X1@DI_ //杀远程机器进程
|}=eY?iXo strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
"_WN[jm strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
#3&@FzD_P strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
=CLPz8 "hk#pQ //将在目标机器上创建的exe文件的路径
e*:K79y sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
| v!N1+v0 __try
QOWGQl%! {
Bj@>iw?g' //与目标建立IPC连接
;R?@
D] if(!ConnIPC(szTarget,szUser,szPass))
0AB a&'h {
p'jc=bL E printf("\nConnect to %s failed:%d",szTarget,GetLastError());
=5|7S&{ return 1;
<,} h8;Fr }
BSm"]!D8* printf("\nConnect to %s success!",szTarget);
2k.VTGak //在目标机器上创建exe文件
X*2W4udF cH5i420;aO hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
f[o~d`z E,
',EI[
]+ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
%Ig$: I(o if(hFile==INVALID_HANDLE_VALUE)
]oGd,v X {
<`nShP>vl printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
:j&enP5R(q __leave;
~o'1PAW7 }
xUdF.c //写文件内容
YSD G! while(dwSize>dwIndex)
y7HFmGM {
x%mRDm~- ~gI%lORqN if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
NEq_!!/sF {
h^3gYL7O6 printf("\nWrite file %s
'< Zm>L& failed:%d",RemoteFilePath,GetLastError());
h:4(Gm; __leave;
}*:3] }
j`_S%E% X dwIndex+=dwWrite;
@A,8>0+ }
sfXFh //关闭文件句柄
ZM<6yj"f CloseHandle(hFile);
P $`1} bFile=TRUE;
J^7m?mA //安装服务
Dz }i-tw+ if(InstallService(dwArgc,lpszArgv))
[ws
_ g,/ {
tMl y*E //等待服务结束
Bu:%trlgV if(WaitServiceStop())
Ln>!4i+-B) {
-@> {q/ //printf("\nService was stoped!");
i2<z"v63 }
u&zY>'}zm else
5 ^{~xOM5 {
*Soi //printf("\nService can't be stoped.Try to delete it.");
Tz,-~ mc }
`O\>vn Sleep(500);
;<+efYmyc //删除服务
zx#Gm=H4 RemoveService();
{5 dVK }
't<iB&wgF }
07 LyB\l~ __finally
~5HkDtI) {
-@N-i$!;J //删除留下的文件
'va[)~! if(bFile) DeleteFile(RemoteFilePath);
f{9+,z //如果文件句柄没有关闭,关闭之~
#T)Gkc"{ if(hFile!=NULL) CloseHandle(hFile);
Wb}-H-O //Close Service handle
T@W:@,34 if(hSCService!=NULL) CloseServiceHandle(hSCService);
yT^2;/Z //Close the Service Control Manager handle
)qxt< if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
_U~R //断开ipc连接
%2 r~ wsprintf(tmp,"\\%s\ipc$",szTarget);
'?rR>$s WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
XM]m%I if(bKilled)
t&U9Z$LS printf("\nProcess %s on %s have been
d.&_j`\F killed!\n",lpszArgv[4],lpszArgv[1]);
T<]{:\*n else
lNe4e6 printf("\nProcess %s on %s can't be
wv\X killed!\n",lpszArgv[4],lpszArgv[1]);
E1QJ^]MG. }
LW1 4 'A} return 0;
!u7KgB<=/F }
DGFSD Py[ //////////////////////////////////////////////////////////////////////////
FvsVfV U BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
Ct=bZW"j/ {
VEWW[T NETRESOURCE nr;
4%0s p char RN[50]="\\";
hW*o;o7u <'\Nv._2a strcat(RN,RemoteName);
u&~Xgq5[ strcat(RN,"\ipc$");
J^+w]2`S F,_L}
nr.dwType=RESOURCETYPE_ANY;
A{_CU-, nr.lpLocalName=NULL;
-zK>{)Z=q nr.lpRemoteName=RN;
D.Ke nr.lpProvider=NULL;
,hzRqFg2 S#ryEgc] if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
@GQe-04W` return TRUE;
!S?Fz] else
$yO B- return FALSE;
t24`*' }
Qa2h#0j /////////////////////////////////////////////////////////////////////////
}IygU 6{G BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
Dw
i-iA_q {
'aNkU BOOL bRet=FALSE;
Pt"K+]Ym __try
;@;aeu {
^wy //Open Service Control Manager on Local or Remote machine
u|<?mA! hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
i#:To
|\u if(hSCManager==NULL)
JC'3x9_<z {
j*3;G+ printf("\nOpen Service Control Manage failed:%d",GetLastError());
S9dxrm? __leave;
rmg\Pa8W> }
,i_+Z
|Ls //printf("\nOpen Service Control Manage ok!");
;f%@s1u //Create Service
X;LYGJ{Xk hSCService=CreateService(hSCManager,// handle to SCM database
=z}PR1X! ServiceName,// name of service to start
S257+ K9 ServiceName,// display name
O>)eir7
SERVICE_ALL_ACCESS,// type of access to service
5AT^puL]] SERVICE_WIN32_OWN_PROCESS,// type of service
s9C^Cy^su SERVICE_AUTO_START,// when to start service
0H_Ai=G SERVICE_ERROR_IGNORE,// severity of service
qT?{}I failure
W* LC3B^ EXE,// name of binary file
t|@5,J NULL,// name of load ordering group
{t;o^pUF NULL,// tag identifier
`n>/MY NULL,// array of dependency names
cyNE} NULL,// account name
Y1cL dQn NULL);// account password
$#V'm{Hh //create service failed
jI,[(Z> if(hSCService==NULL)
%;&lVIU0 {
&S="]*Z //如果服务已经存在,那么则打开
_qB
._ if(GetLastError()==ERROR_SERVICE_EXISTS)
ZvyZ5UA {
*k(FbZ //printf("\nService %s Already exists",ServiceName);
S$b)X"h //open service
8*-)[+s9il hSCService = OpenService(hSCManager, ServiceName,
,Ee5}#dI SERVICE_ALL_ACCESS);
DT-.Gdb8 if(hSCService==NULL)
mc]+j,d {
H:~bWd'iz printf("\nOpen Service failed:%d",GetLastError());
8cO?VH,nk __leave;
1e\cJ{B }
>FE8CH!W& //printf("\nOpen Service %s ok!",ServiceName);
")8l'^Mq2 }
|-JG _i else
"e-z2G@z {
w,P@@Q E printf("\nCreateService failed:%d",GetLastError());
gb,ZN^3<- __leave;
ltOS()[X }
g:uVl;> }
J *LPv9) //create service ok
L\mF[Kd#+T else
?EUg B\ {
La6
9or //printf("\nCreate Service %s ok!",ServiceName);
r QzdHA }
";U~wZW_ aH;AGbp // 起动服务
e\~nqKCb if ( StartService(hSCService,dwArgc,lpszArgv))
huqtk4u {
A^}# //printf("\nStarting %s.", ServiceName);
ql9n`?Q Sleep(20);//时间最好不要超过100ms
dg.1{6HM while( QueryServiceStatus(hSCService, &ssStatus ) )
[xGwqa03 {
gI7*zR4D if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
o;c"-^> {
(pH)QG printf(".");
{n>.Y-= Sleep(20);
8`S1E0s }
ksq4t else
n\;;T1rM break;
pYcs4f!?p }
#j7&2L if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
Zf>:h printf("\n%s failed to run:%d",ServiceName,GetLastError());
r!b>! }
#;99vwc else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
gy?uk~p {
F7'MoH //printf("\nService %s already running.",ServiceName);
$j,$O>V }
f5//?ek else
[+FiD {
bB0/FiY7o printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
7a>+ma\ __leave;
:PV3J0pB~ }
~> )>hy) bRet=TRUE;
_#M4zO7 }//enf of try
7&