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。
SZEr
OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
J u7AxTf~
<1>与远程系统建立IPC连接
@ *dA<N.9 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
hQO~9mQ+! <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
>n/QKFvV5 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
xi0&"?7la <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
z`CIgSR <6>服务启动后,killsrv.exe运行,杀掉进程
zi'?FM[f) <7>清场
mc$dR,
H0 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
}Na*jr0y9{ /***********************************************************************
h 9/68Gc?6 Module:Killsrv.c
yL1\V7GI{[ Date:2001/4/27
DpAuI w7| Author:ey4s
5k @k Http://www.ey4s.org F7df ***********************************************************************/
0@KBQv"v #include
.KV?;{~q@ #include
k<y$[xV #include "function.c"
@<+(40`* #define ServiceName "PSKILL"
'tc$#f^: $xqphhBg SERVICE_STATUS_HANDLE ssh;
XOoND SERVICE_STATUS ss;
=y
ff.3mW\ /////////////////////////////////////////////////////////////////////////
x<].mx void ServiceStopped(void)
SVJ3!1B, {
EC7o 3LoND ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
\y=,=;yv ss.dwCurrentState=SERVICE_STOPPED;
e_e|t>nQ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
'ga@=;Wj ss.dwWin32ExitCode=NO_ERROR;
RV~w+%f ss.dwCheckPoint=0;
t}K?.To$ ss.dwWaitHint=0;
:98Pe6 SetServiceStatus(ssh,&ss);
>2$M~to"1 return;
_\"?:~rUN }
k0,~wn\#h /////////////////////////////////////////////////////////////////////////
7be?=c)+" void ServicePaused(void)
) ":~`Z*@ {
}9'rTLM ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Jyn>:Yq( ss.dwCurrentState=SERVICE_PAUSED;
nHhg#wR ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
='f>p+*c% ss.dwWin32ExitCode=NO_ERROR;
nWh?zf#{ ss.dwCheckPoint=0;
Yq.Omr! ss.dwWaitHint=0;
yRAb
HG,c SetServiceStatus(ssh,&ss);
{3?g8e]zr return;
YEGXhn5E }
JprZ6
> void ServiceRunning(void)
n'&WIf3 {
St?vd+(> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
h/X),aK3 ss.dwCurrentState=SERVICE_RUNNING;
aJ2-BRn ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
}[1I_) ss.dwWin32ExitCode=NO_ERROR;
j1g^Q$B>m ss.dwCheckPoint=0;
-7lJ ss.dwWaitHint=0;
dJ$}] SetServiceStatus(ssh,&ss);
}/6jom9U? return;
~-,<`VY }
(2S,0MHk /////////////////////////////////////////////////////////////////////////
O32:j
void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
L3 &NGcd {
h><;TAp switch(Opcode)
'&\km~& {
_M7AQ5 case SERVICE_CONTROL_STOP://停止Service
Lz4iLLP ServiceStopped();
R+5x:mpHy break;
9nB:=`T9 case SERVICE_CONTROL_INTERROGATE:
J,k{Bm SetServiceStatus(ssh,&ss);
1w35H9\g break;
%H:!/'45 }
WL>"hkx return;
b
afYjF< 3 }
Yu'lD` G //////////////////////////////////////////////////////////////////////////////
<53~Y //杀进程成功设置服务状态为SERVICE_STOPPED
[z?q-$# //失败设置服务状态为SERVICE_PAUSED
D:f0Wv //
{&3n{XrF( void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
nU/v(lN {
~$+9L2gz ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
K2!KMhvQ if(!ssh)
"8s0~[6S {
*.20YruU;j ServicePaused();
98A ; R return;
Zl]\sJ1" }
b"p,~{ ServiceRunning();
7Rq;V=2YV Sleep(100);
,Xao{o( //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
CfAX,f"ZP
//argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
b d9]' if(KillPS(atoi(lpszArgv[5])))
A|jaWZM- ServiceStopped();
/mvuSNk else
^oj)#(3C ServicePaused();
v50=D/&w return;
r..\(r }
7j5 l?K- /////////////////////////////////////////////////////////////////////////////
C:W}hA! void main(DWORD dwArgc,LPTSTR *lpszArgv)
2rne=L {
m7fmQUk SERVICE_TABLE_ENTRY ste[2];
ze]2-B4 ste[0].lpServiceName=ServiceName;
P#6y ste[0].lpServiceProc=ServiceMain;
B;L~hM ste[1].lpServiceName=NULL;
Qb6s]QZEV ste[1].lpServiceProc=NULL;
+
6O5hZ StartServiceCtrlDispatcher(ste);
'a*tee ^RS return;
&c0U\G|j }
0IxXhu6v /////////////////////////////////////////////////////////////////////////////
@2]_jW 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
z>hA1*Ti 下:
S's\M5 /***********************************************************************
7\eN8+ Module:function.c
{p+7QlgK Date:2001/4/28
Lylw('zZ Author:ey4s
wS#.Wzp.w Http://www.ey4s.org *s<FE F ***********************************************************************/
!|hv49!H #include
N^B
YNqr ////////////////////////////////////////////////////////////////////////////
na_Y<R` BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
}h>QkV,{2 {
]k5l]JB TOKEN_PRIVILEGES tp;
$#1i@dI LUID luid;
<S%M*j -Y{P"!p0 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
<Jv %}r {
ZEp UHdin printf("\nLookupPrivilegeValue error:%d", GetLastError() );
,ie84o return FALSE;
7i,}F|#8 }
\2@OS6LUe tp.PrivilegeCount = 1;
IZoa7S&t tp.Privileges[0].Luid = luid;
YeK PoW if (bEnablePrivilege)
1W;q(#q tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
XX#YiG4|J else
'3
5w( tp.Privileges[0].Attributes = 0;
Jn-iIl // Enable the privilege or disable all privileges.
I HgYgn AdjustTokenPrivileges(
5Jlz$]f hToken,
UJ<eF/KSmG FALSE,
~Qeyh^wo &tp,
E$T)N U\ sizeof(TOKEN_PRIVILEGES),
/w$<0hH#'8 (PTOKEN_PRIVILEGES) NULL,
PSNfh7g (PDWORD) NULL);
]N,n7v+} // Call GetLastError to determine whether the function succeeded.
$d'GCzYvZ if (GetLastError() != ERROR_SUCCESS)
cK"b0K/M?B {
#/\5a;Elc printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
E80C0Q+V return FALSE;
f =B)jYI }
s8Xort& return TRUE;
)=8MO-{ }
IxHusB ////////////////////////////////////////////////////////////////////////////
qQv?J]l BOOL KillPS(DWORD id)
:D`ghXj {
3FR'N%+ HANDLE hProcess=NULL,hProcessToken=NULL;
<sE0426
{ BOOL IsKilled=FALSE,bRet=FALSE;
i!@L`h!rw __try
t ]7>' U {
sFqZ@t}~ `9SuDuw;s if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
-Xb]=Yf- {
8&\<p7}=h printf("\nOpen Current Process Token failed:%d",GetLastError());
l1fP@| __leave;
+pURF&Pr }
3@f@4t@5V //printf("\nOpen Current Process Token ok!");
Yh\}
i if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
0.Pd,L( {
CXwDG_e __leave;
*W~+Nho.A }
7g^= printf("\nSetPrivilege ok!");
<nOK#;O) bsO78a~=P if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Ii_X^)IL( {
=yJJq=! printf("\nOpen Process %d failed:%d",id,GetLastError());
>vF=}1_L __leave;
X`YA JG }
B[w~bW|K //printf("\nOpen Process %d ok!",id);
zc%#7"FM if(!TerminateProcess(hProcess,1))
&W)Lzpx8c {
:
z*OAl" printf("\nTerminateProcess failed:%d",GetLastError());
t>:2F,0K9 __leave;
nSdta'6 }
x>TH yY[sq IsKilled=TRUE;
qc;9{$?xV }
&_n~# Mex __finally
rf?Q# KM\W {
t&MJSFkiA if(hProcessToken!=NULL) CloseHandle(hProcessToken);
jr29+> if(hProcess!=NULL) CloseHandle(hProcess);
Ke@zS9 }
#Y6'Q8gf return(IsKilled);
Lwm2:_\_b }
@=B'<&g$Xv //////////////////////////////////////////////////////////////////////////////////////////////
)>abB?RZ OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
:yO.Te
F /*********************************************************************************************
LT']3w ModulesKill.c
l(
/yaZ` Create:2001/4/28
^dj
avJ Modify:2001/6/23
O+ ~.p Author:ey4s
xcz[w}{eEq Http://www.ey4s.org ,g\%P5 PsKill ==>Local and Remote process killer for windows 2k
!B_i~Rmg **************************************************************************/
,R_ KLd #include "ps.h"
xFvDKW)_X7 #define EXE "killsrv.exe"
x2/L`q"M?= #define ServiceName "PSKILL"
?4vf2n@ L8sHG$[ #pragma comment(lib,"mpr.lib")
[9| 8p$ //////////////////////////////////////////////////////////////////////////
#
Un>g4>Rh //定义全局变量
jp?;8rS3 SERVICE_STATUS ssStatus;
*<Yn SC_HANDLE hSCManager=NULL,hSCService=NULL;
/<,LM8n BOOL bKilled=FALSE;
@LZ'Qc
}@ char szTarget[52]=;
,*ZdMw! //////////////////////////////////////////////////////////////////////////
#/!fLU@ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
<J" 7ufHSQ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
XG2&_u& BOOL WaitServiceStop();//等待服务停止函数
frV* + BOOL RemoveService();//删除服务函数
(:v|(Gn/ /////////////////////////////////////////////////////////////////////////
Qvo(2( int main(DWORD dwArgc,LPTSTR *lpszArgv)
O&h3=?O&B {
=g|e-XC BOOL bRet=FALSE,bFile=FALSE;
t-7^deG'/n char tmp[52]=,RemoteFilePath[128]=,
+s?0yH-%p szUser[52]=,szPass[52]=;
|eH>55 b HANDLE hFile=NULL;
e%.Xya#\ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Hg$t,\j NGZEUtj //杀本地进程
R+,eX jz" if(dwArgc==2)
} m5AO 4: {
v%N/mL+5L if(KillPS(atoi(lpszArgv[1])))
aD)XxXwozm printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
)*<=: else
$=?1>zvF printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
Teq1VK3Hr lpszArgv[1],GetLastError());
GPP{"6q5' return 0;
w;@DcX$] }
pd2Lc
$O@ //用户输入错误
n-iy;L^b else if(dwArgc!=5)
bV|(V> {
oj\av~cI printf("\nPSKILL ==>Local and Remote Process Killer"
4JF)w;X} "\nPower by ey4s"
mHcxK@qw "\nhttp://www.ey4s.org 2001/6/23"
e`gOc* "\n\nUsage:%s <==Killed Local Process"
IRy!8A=X "\n %s <==Killed Remote Process\n",
fT9z 4[M lpszArgv[0],lpszArgv[0]);
::bK{yZm return 1;
fNjxdG{a }
44;ZX$HL //杀远程机器进程
yO}RkRA strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
X]up5tk~ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
m2&"}bI{ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
'wh2787 5m2`$y-nb //将在目标机器上创建的exe文件的路径
f%r0K6p sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
[>+}2-# __try
pZ4]KxX@ {
' *h y!f] //与目标建立IPC连接
i"|="O0v5 if(!ConnIPC(szTarget,szUser,szPass))
L%4[,Rsw {
P%HvL4R printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Oa7x(wS return 1;
Ut"~I)S{LT }
R1.No_`PHq printf("\nConnect to %s success!",szTarget);
n27df9L //在目标机器上创建exe文件
:5 XNV6^| v4_p3&aj hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
(Uk1Rt*h E,
eteq Mg}M NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
xDtq@Rb} if(hFile==INVALID_HANDLE_VALUE)
=apcMW(zn {
#H]b Xr printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
Hj&mwn] __leave;
pPr/r& r }
!YUMAp/ //写文件内容
#XSs.i{ while(dwSize>dwIndex)
}*vUOQQp* {
8Q $fXB )na8a! if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
7PE3>cD {
)
xRm printf("\nWrite file %s
GJlkEWs failed:%d",RemoteFilePath,GetLastError());
%4X#|22n __leave;
;uw`6 KJ }
wk
@-O}W dwIndex+=dwWrite;
eK]g FXk }
M#v#3:&5 //关闭文件句柄
8S;]]*cD~ CloseHandle(hFile);
;O8Uc&:P bFile=TRUE;
m e\S: //安装服务
l!Bc0 if(InstallService(dwArgc,lpszArgv))
:=J~t@ {
aDJ\% //等待服务结束
lgR;V]^YX if(WaitServiceStop())
B^4D`0G[4 {
Yt^<^l77D //printf("\nService was stoped!");
3@u<Sa }
G01 J1Ll} else
n<Vq@=9AE {
WxNPAJ6YH //printf("\nService can't be stoped.Try to delete it.");
\W^Mo>l }
?sF<L/P0
F Sleep(500);
Koh`|]N //删除服务
I%dFVt@ RemoveService();
8)(<U/ }
rL+K Sb }
gQ]WNJ~> __finally
zj G>=2 {
:Ja]Vt //删除留下的文件
\U^0E> d if(bFile) DeleteFile(RemoteFilePath);
fC!]M hA"i //如果文件句柄没有关闭,关闭之~
1Ql\aO) if(hFile!=NULL) CloseHandle(hFile);
[8Zq
1tU;G //Close Service handle
`1I@tz| if(hSCService!=NULL) CloseServiceHandle(hSCService);
&[]0yNG //Close the Service Control Manager handle
OKDBzl if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
ts2;?`~ //断开ipc连接
&r0b~RwUv wsprintf(tmp,"\\%s\ipc$",szTarget);
~N</;{}fL4 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
iUcDj: if(bKilled)
eBZ^YY<*g printf("\nProcess %s on %s have been
hdFIriE3 killed!\n",lpszArgv[4],lpszArgv[1]);
m%8idjnG else
-#yLH printf("\nProcess %s on %s can't be
UNc!6Q-. killed!\n",lpszArgv[4],lpszArgv[1]);
vfW }
*0y|0J+0 return 0;
}=kf52Am,} }
=M]f7lJ //////////////////////////////////////////////////////////////////////////
D@[Mk"f BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
d1=kHU4_9 {
!1MSuvWP NETRESOURCE nr;
MGUzvSf char RN[50]="\\";
< 8yv( +-=o16*{ ! strcat(RN,RemoteName);
p h[
^ve strcat(RN,"\ipc$");
3U#z {% \/8 I6a= nr.dwType=RESOURCETYPE_ANY;
9v7l@2/ nr.lpLocalName=NULL;
*G{%]\s? nr.lpRemoteName=RN;
9S"c-"y\# nr.lpProvider=NULL;
h> K~<BAz' b_Us%{ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
CTu#KJ?j return TRUE;
}F=+*-SYZ else
A aLj.HR return FALSE;
"^A4 !. }
f<.43kv@ /////////////////////////////////////////////////////////////////////////
4 z~ fn9g BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
INQ0h `T {
>Le L%$ BOOL bRet=FALSE;
_c}@Fi+E __try
FU-YI" {
; aA,H& //Open Service Control Manager on Local or Remote machine
ZVo%ssVt hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
-i``yf?P if(hSCManager==NULL)
"zSi9]j {
&Nx'Nq9y printf("\nOpen Service Control Manage failed:%d",GetLastError());
uus}NZ:*l __leave;
E}U[VtaC }
S"FIQ&n //printf("\nOpen Service Control Manage ok!");
~.4-\M6[ //Create Service
esCm`?qCP hSCService=CreateService(hSCManager,// handle to SCM database
(<?6X9F:N ServiceName,// name of service to start
V=";vRS8 ServiceName,// display name
?2ZggV SERVICE_ALL_ACCESS,// type of access to service
I>k>^ SERVICE_WIN32_OWN_PROCESS,// type of service
^WDAW#f*< SERVICE_AUTO_START,// when to start service
)+]8T6~
N SERVICE_ERROR_IGNORE,// severity of service
voRr9E*n failure
lSw9e<jYO EXE,// name of binary file
}wmn v NULL,// name of load ordering group
CJA5w[m NULL,// tag identifier
2mVcT3 NULL,// array of dependency names
x <^vJ1 NULL,// account name
iV X 12 NULL);// account password
,#G>& //create service failed
6< x0e;> if(hSCService==NULL)
!,}W|(P) {
%-? :'F!1 //如果服务已经存在,那么则打开
(17%/80-J if(GetLastError()==ERROR_SERVICE_EXISTS)
/ d
S! {
QG\lXY, //printf("\nService %s Already exists",ServiceName);
k%w5V>]1 //open service
G#.(%, hSCService = OpenService(hSCManager, ServiceName,
\VmqK&9 SERVICE_ALL_ACCESS);
8D[8(5 if(hSCService==NULL)
Jd_w:H. {
h>v;1QO9D printf("\nOpen Service failed:%d",GetLastError());
s^KUe%am0 __leave;
HC,YmO:df" }
1
h(oty2p //printf("\nOpen Service %s ok!",ServiceName);
uWw4l"RK` }
Skgvnmk[U else
41luFtE9 {
@DgJxY| printf("\nCreateService failed:%d",GetLastError());
6Q]c]cCu __leave;
a`5ODW+ }
D`]Lm 24_] }
%1ofu,% //create service ok
5p6Kq=jhb else
[KXxn>n {
fsa //printf("\nCreate Service %s ok!",ServiceName);
D8P<mIu}Y }
`_Bvaej?, %lZ++?&^ // 起动服务
j.MpQ^eJ7 if ( StartService(hSCService,dwArgc,lpszArgv))
loVUB'OSv {
[Af&K22M(X //printf("\nStarting %s.", ServiceName);
&wR