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。
NtqFnxm/ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
1*L^^%w <1>与远程系统建立IPC连接
=pyVn_dg <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
CX]RtV! <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
*!i,?vn <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
JV&Zwbu <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
<r_3obRC <6>服务启动后,killsrv.exe运行,杀掉进程
p%tE v <7>清场
O/(3 87= U 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
; 4l-M2 /***********************************************************************
<>VIDE Module:Killsrv.c
~m!#FTc* Date:2001/4/27
/q T E Author:ey4s
/9P^{OZ;y Http://www.ey4s.org ) sRN!~ ***********************************************************************/
1]Gf)| #include
y?"$(%3| #include
eU`;L[ #include "function.c"
W8< @sq~I #define ServiceName "PSKILL"
3\,MsoAl jiqi!* SERVICE_STATUS_HANDLE ssh;
Wa(W&] SERVICE_STATUS ss;
DE'Xq6#PK /////////////////////////////////////////////////////////////////////////
04P.p6 void ServiceStopped(void)
+I*k0"gj6 {
L^6"'# ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
kea e.6[ ss.dwCurrentState=SERVICE_STOPPED;
m\_+)eI| ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
:wFb5" ss.dwWin32ExitCode=NO_ERROR;
@8QFP3\1 ss.dwCheckPoint=0;
4A;[sm^f ss.dwWaitHint=0;
~(stA3]k SetServiceStatus(ssh,&ss);
_c[|@D return;
)t*S'R }
ur?d6a /////////////////////////////////////////////////////////////////////////
5BrU'NF void ServicePaused(void)
-)p@BtMS {
f#*h^91x ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Vp|2w lFE- ss.dwCurrentState=SERVICE_PAUSED;
O'"YJ, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
65'`uuPx ss.dwWin32ExitCode=NO_ERROR;
>/(i3) ss.dwCheckPoint=0;
&/ \O2Aw8 ss.dwWaitHint=0;
SL6mNn9c SetServiceStatus(ssh,&ss);
yb[{aL^4% return;
W,xi>5k }
AEB/8%l};v void ServiceRunning(void)
X7t5b7 {
<l*agH-.3 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
E~'q?LJOB ss.dwCurrentState=SERVICE_RUNNING;
;gZwQ6)i ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
d-9uv|SJ ss.dwWin32ExitCode=NO_ERROR;
Mr$# e ss.dwCheckPoint=0;
v]B0!k&4. ss.dwWaitHint=0;
h=uiC&B SetServiceStatus(ssh,&ss);
K#_~
!C4L return;
3?!G- }
Y'tq m&} /////////////////////////////////////////////////////////////////////////
Ll008.# void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
}@3Ud'
Y {
L4MxU 2 switch(Opcode)
lc\>DH\n6 {
<9Lv4`]GU5 case SERVICE_CONTROL_STOP://停止Service
s/r5,IFR ServiceStopped();
17J} uXA break;
r^?)F?n! case SERVICE_CONTROL_INTERROGATE:
1"8Z
y6t SetServiceStatus(ssh,&ss);
\hjk$Gq break;
Xjs21-t% }
v p"%IW return;
o?:;8]sr! }
cpE25 //////////////////////////////////////////////////////////////////////////////
Dj-\))L //杀进程成功设置服务状态为SERVICE_STOPPED
vGx?m@ //失败设置服务状态为SERVICE_PAUSED
t/l! KdY$ //
KzEuPJ? void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
ti$oZ4PpF {
!!?+M @ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
4+ASwN9 if(!ssh)
tIz<+T_ {
8>C;
>v ServicePaused();
$nUd\B$.= return;
ga4/, }
*u|lmALs ServiceRunning();
>P6^k!R1y Sleep(100);
y3
({(URU //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
{0NsDi>(2 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
{-xi0D/Y; if(KillPS(atoi(lpszArgv[5])))
5~ _eN ServiceStopped();
an*]62 l else
fe&
t- ServicePaused();
ikEWY_1Y return;
g@S@d&9 }
!Z<mrr;T@ /////////////////////////////////////////////////////////////////////////////
1g~Dm}m void main(DWORD dwArgc,LPTSTR *lpszArgv)
m.\ >95! {
{ ()p%#* SERVICE_TABLE_ENTRY ste[2];
t,--V|7- ste[0].lpServiceName=ServiceName;
jMm_A#V>p ste[0].lpServiceProc=ServiceMain;
J6@(X8w{j ste[1].lpServiceName=NULL;
R-r+=x& ste[1].lpServiceProc=NULL;
)bB"12Z|8 StartServiceCtrlDispatcher(ste);
9IS1.3 return;
SQO>}#qm }
y1,?ZWTayr /////////////////////////////////////////////////////////////////////////////
]p4`7@@)* 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
l>3M|js@/ 下:
FbNH+? /***********************************************************************
8!
|.H p Module:function.c
HMEs8. Date:2001/4/28
?/`C~e<J Author:ey4s
ifJv~asp Http://www.ey4s.org ue6/EN;} ***********************************************************************/
(uuEjM$3% #include
Lu8%qcC ////////////////////////////////////////////////////////////////////////////
)#b}qc#` BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
PTuCN {
h3UZ|B0= TOKEN_PRIVILEGES tp;
mr{k>Un\ LUID luid;
x*,q
Rew ;X*K*q if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
])Q9=?Sd} {
k=h/i8i2z printf("\nLookupPrivilegeValue error:%d", GetLastError() );
bGMeBj"R return FALSE;
gZ`#tlA~ }
d+YVyw.z tp.PrivilegeCount = 1;
Y5h)l<P>B tp.Privileges[0].Luid = luid;
?;AL F if (bEnablePrivilege)
~WYE"( tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
J[&
7,} else
dN$D6* tp.Privileges[0].Attributes = 0;
4AJu2Hp // Enable the privilege or disable all privileges.
WQIM2_=M AdjustTokenPrivileges(
#whO2Mv hToken,
,z0~mN FALSE,
?FY@fO?es &tp,
LhVLsa(-% sizeof(TOKEN_PRIVILEGES),
uusY,Dt/9 (PTOKEN_PRIVILEGES) NULL,
y7;XOPm (PDWORD) NULL);
6?<`wGs( // Call GetLastError to determine whether the function succeeded.
A3
Rm0 if (GetLastError() != ERROR_SUCCESS)
(zM+7tJH {
0f=N3) printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
%WJ{IXlz return FALSE;
`F-Dd4B }
*mK);@pL return TRUE;
r0Y?X\l* }
;8%@Lan ////////////////////////////////////////////////////////////////////////////
K;ry4/Vap BOOL KillPS(DWORD id)
$E4O^0%/p {
QAOk HANDLE hProcess=NULL,hProcessToken=NULL;
P5
<85t BOOL IsKilled=FALSE,bRet=FALSE;
6&OonYsP __try
WrK^> {
W(PW9J9 H,4,~lv| if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
-%/,j)VKD {
9/X v&<Tn printf("\nOpen Current Process Token failed:%d",GetLastError());
66"ZH,335 __leave;
*{;A\sL }
$CQwBsYb= //printf("\nOpen Current Process Token ok!");
Fb<\(#t if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/bNVgK`L5 {
v\?\(Y55Y __leave;
whg4o|p }
1o6J9kCq^3 printf("\nSetPrivilege ok!");
`aWwF}
+Y 6 peM4X if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
B,VSFpPx {
DRmh(T printf("\nOpen Process %d failed:%d",id,GetLastError());
BI]ut|Qw __leave;
x_H7=\pX] }
E6^S2J2 //printf("\nOpen Process %d ok!",id);
@Ozf}}# if(!TerminateProcess(hProcess,1))
y3o4%K8 {
CyBM4qyH printf("\nTerminateProcess failed:%d",GetLastError());
o j4)7{ __leave;
j>Bk; f| }
$d??( IsKilled=TRUE;
e[k;SSs }
2DBFXhP __finally
ks` {
r0$9c if(hProcessToken!=NULL) CloseHandle(hProcessToken);
@okm@6J*X if(hProcess!=NULL) CloseHandle(hProcess);
W-ND<=:Up }
X9`C2fyVd return(IsKilled);
vM3|Ti>a' }
`zsk*W1GA //////////////////////////////////////////////////////////////////////////////////////////////
v=Bh
A9[ OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
L!8?2 \5 /*********************************************************************************************
I3[RaZ2z{ ModulesKill.c
AU?YZEAei Create:2001/4/28
<!HDtN Modify:2001/6/23
!VZCM{ Author:ey4s
H2_>Av{m Http://www.ey4s.org (lck6v?h PsKill ==>Local and Remote process killer for windows 2k
eEZlVHM;O **************************************************************************/
ib=^tK #include "ps.h"
fD}]Mi:V #define EXE "killsrv.exe"
vFvu8*0 #define ServiceName "PSKILL"
8RT0&[ 4y}a, #pragma comment(lib,"mpr.lib")
G@I_6cE //////////////////////////////////////////////////////////////////////////
?}Ptb&Vk( //定义全局变量
*M!YQ<7G^d SERVICE_STATUS ssStatus;
^EBM;&;7 SC_HANDLE hSCManager=NULL,hSCService=NULL;
6o23#JgN BOOL bKilled=FALSE;
j<-o{6r char szTarget[52]=;
[Ik
B/Xbw| //////////////////////////////////////////////////////////////////////////
;A'17B8 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
=xWW+w!r BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
D~?*Xv]s~ BOOL WaitServiceStop();//等待服务停止函数
O*Pe[T5x' BOOL RemoveService();//删除服务函数
Tu#k+f*s /////////////////////////////////////////////////////////////////////////
_q4dgi z int main(DWORD dwArgc,LPTSTR *lpszArgv)
b020U>)v {
kT=|tQ@ BOOL bRet=FALSE,bFile=FALSE;
x=|@AFI char tmp[52]=,RemoteFilePath[128]=,
>oYwzK0& szUser[52]=,szPass[52]=;
,r,;2,;6nd HANDLE hFile=NULL;
s+G9L)b' DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
^
/eSby &`y_R' //杀本地进程
1ucUnNkcV if(dwArgc==2)
m64\@
[ {
@?AE75E{ if(KillPS(atoi(lpszArgv[1])))
u"$HWB~@z printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
I{UB!0H else
BnY|t2r printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
0# GwhB lpszArgv[1],GetLastError());
j~>
#{"C return 0;
(?wKBUi }
J, U~.c //用户输入错误
.f<,H+ m^ else if(dwArgc!=5)
o6%f%:& {
hpKc_|un printf("\nPSKILL ==>Local and Remote Process Killer"
:#KURYO< "\nPower by ey4s"
2Ps`!Y5 "\nhttp://www.ey4s.org 2001/6/23"
j`hbQp\` "\n\nUsage:%s <==Killed Local Process"
+a@SdWf "\n %s <==Killed Remote Process\n",
Z4sjH1W lpszArgv[0],lpszArgv[0]);
{D.0_=y~2 return 1;
$l"(tB7d }
^?`,f>`M //杀远程机器进程
QNBzc {XB strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
W]]2Uo. strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
1S@k=EKM strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
(G'ddZAJV ,urkd~ //将在目标机器上创建的exe文件的路径
:Dm@3S$4< sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
8)ol6Mi{ __try
l8li@K {
j* ja) //与目标建立IPC连接
DzOJ{dF if(!ConnIPC(szTarget,szUser,szPass))
c(JO;=,@9 {
SX8%F:<. printf("\nConnect to %s failed:%d",szTarget,GetLastError());
M"
\y2
return 1;
n-WvIy }
+g30frg+Gl printf("\nConnect to %s success!",szTarget);
5lY9 //在目标机器上创建exe文件
g}h0J%s I[ C.iILL hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
J(L$pIM E,
p 1fnuN |, NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
3P>@ : if(hFile==INVALID_HANDLE_VALUE)
Dn!V)T {
Fm{y.URo
printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
|mX8fRh __leave;
pswppC6f }
$nN$" //写文件内容
}e w?{ while(dwSize>dwIndex)
S)h1e%f,
f {
=]Bm>67" =^}2 /vA if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
P0<uF`87 {
\hX^Cn=6 printf("\nWrite file %s
evP`&23tP failed:%d",RemoteFilePath,GetLastError());
CjCnh7tm __leave;
#SOe&W5 }
4QDzG~N4)| dwIndex+=dwWrite;
9`b3=&i\ }
o!&*4>tF //关闭文件句柄
sk/Mh8z CloseHandle(hFile);
bZJiubBRI bFile=TRUE;
ea/6$f9^ //安装服务
N~YeAe~+ if(InstallService(dwArgc,lpszArgv))
**[p{R]8o {
$S/ 8T //等待服务结束
=="SW"vNi if(WaitServiceStop())
uEY5&wX` {
)nV x 2m4 //printf("\nService was stoped!");
(~4AG \ }
=cY]cPO else
~*WbMA {
H2p;J#cv@ //printf("\nService can't be stoped.Try to delete it.");
q3t@)+l>* }
>n62csO Sleep(500);
p`0Tpgi //删除服务
g'@+#NMw RemoveService();
Pd?YS!+S }
N11am }
%0'f`P6 __finally
oKiu6= {
&aU+6'+QXB //删除留下的文件
t@v8>J%K if(bFile) DeleteFile(RemoteFilePath);
c=CXj3 //如果文件句柄没有关闭,关闭之~
OYkd?LN if(hFile!=NULL) CloseHandle(hFile);
1OKJE(T //Close Service handle
L M[<?`%p if(hSCService!=NULL) CloseServiceHandle(hSCService);
mbK$Wp# //Close the Service Control Manager handle
9:WKG'E8a if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
oj, //断开ipc连接
}M@ pdE wsprintf(tmp,"\\%s\ipc$",szTarget);
/:)4tIV WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
IG\\RYr if(bKilled)
{zcjTJ=Zt8 printf("\nProcess %s on %s have been
}#1{GhsS killed!\n",lpszArgv[4],lpszArgv[1]);
Q*5d~Yr ]R else
|k0VJi printf("\nProcess %s on %s can't be
V^D#i(5 killed!\n",lpszArgv[4],lpszArgv[1]);
Gy5W;,$q }
0%GWc}o return 0;
uB?YJf .T@ }
TnrMR1Zx //////////////////////////////////////////////////////////////////////////
JP]K\nQx' BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
H+Wd#7l, {
.0
K8h:I NETRESOURCE nr;
0 N(2[s_A char RN[50]="\\";
R:E:Y|&# L xO'$oKZV strcat(RN,RemoteName);
0J"3RTt strcat(RN,"\ipc$");
&W%TY:Da| _nt%&f nr.dwType=RESOURCETYPE_ANY;
!E8JpE|z# nr.lpLocalName=NULL;
,$Mw/fA nr.lpRemoteName=RN;
:d;5Q\C` nr.lpProvider=NULL;
2t'&7>Ys{ :>;#/<3{ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
J&?kezs return TRUE;
S;C3R5*: else
POf \l return FALSE;
YZ}gZQ.A0 }
oT'XcMn /////////////////////////////////////////////////////////////////////////
Jq->DzSmj/ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
w K+2;*bI {
=W6P>r_ BOOL bRet=FALSE;
ME(!xI//JZ __try
fHiCuF {
mTt 9 o9E //Open Service Control Manager on Local or Remote machine
T
&1sfS, hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
E_z@\z MB if(hSCManager==NULL)
Zo`^pQS {
Cn,dr4J[ printf("\nOpen Service Control Manage failed:%d",GetLastError());
t
t=$:}A __leave;
t%%I.zIV7 }
`u-}E9{ //printf("\nOpen Service Control Manage ok!");
n\ZFPXP //Create Service
&xVWN>bd^ hSCService=CreateService(hSCManager,// handle to SCM database
Q'N<jX[ ServiceName,// name of service to start
j(SQNSFD ServiceName,// display name
_i&\G}mrC SERVICE_ALL_ACCESS,// type of access to service
mnePm{ SERVICE_WIN32_OWN_PROCESS,// type of service
$T6<9cB@ SERVICE_AUTO_START,// when to start service
>&TktQO_T SERVICE_ERROR_IGNORE,// severity of service
al2v1.Y} failure
>wn&+%i& EXE,// name of binary file
W^x[maz NULL,// name of load ordering group
@1pdyKK NULL,// tag identifier
B3D4fYQ NULL,// array of dependency names
gm8H)y, NULL,// account name
^a]:GPc NULL);// account password
nL$tXm-x //create service failed
Au
{`oxD if(hSCService==NULL)
zAH+{4lC+ {
k $);<= ZI //如果服务已经存在,那么则打开
gyPF!"!5dq if(GetLastError()==ERROR_SERVICE_EXISTS)
h(Z7a%_ {
O;XF'r_ //printf("\nService %s Already exists",ServiceName);
Og["X0j //open service
uGv+c.~[j hSCService = OpenService(hSCManager, ServiceName,
1+^c3Dd` SERVICE_ALL_ACCESS);
%l,Xt"nS# if(hSCService==NULL)
!#r]f9QP {
iJ\#su printf("\nOpen Service failed:%d",GetLastError());
i-Z@6\/a5 __leave;
:+YFO.7 }
lfhB2^^ //printf("\nOpen Service %s ok!",ServiceName);
ZE :oK }
Deam%)bXM] else
b~|B(lL6Xm {
{kC]x2 U printf("\nCreateService failed:%d",GetLastError());
j>6{PDaT __leave;
Qcw/>LaL: }
k_skn3,u }
A4#m&o