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。
{r&mNbz OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
j2MA['{ <1>与远程系统建立IPC连接
AygdAg'\ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Ayw_LCUD <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
{5E8eQ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
J[ Gpd <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
SKL 4U5D{ <6>服务启动后,killsrv.exe运行,杀掉进程
@|anu&Hm <7>清场
Y,)(Q 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Xfq`k/ W /***********************************************************************
yS
W$zA, Module:Killsrv.c
'^m.vS!/ Date:2001/4/27
3\XNOJH Author:ey4s
cmG27\c RO Http://www.ey4s.org ;{sZDjev> ***********************************************************************/
d&FXndC4F #include
BV~J*e #include
$vegU]-R #include "function.c"
STW?0B'Jr #define ServiceName "PSKILL"
)[Tm[o?Y. rv*{[K SERVICE_STATUS_HANDLE ssh;
L3, /7 SERVICE_STATUS ss;
c| ^I} /////////////////////////////////////////////////////////////////////////
SsZC g#i void ServiceStopped(void)
?Ij(B}D {
T7,]^
1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
`MOw\Z).. ss.dwCurrentState=SERVICE_STOPPED;
M*zpl} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@s LN ss.dwWin32ExitCode=NO_ERROR;
V!He2< ss.dwCheckPoint=0;
2LtDS?)@ ss.dwWaitHint=0;
%} `` : SetServiceStatus(ssh,&ss);
'? 5- return;
^5sA*%T4 }
PXMd=,} /////////////////////////////////////////////////////////////////////////
w.?4}'DK void ServicePaused(void)
vhfjZ {
]].~/kC^3k ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
X9m^i2tk ss.dwCurrentState=SERVICE_PAUSED;
~XTC:6ts ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
,eyh%k*hz ss.dwWin32ExitCode=NO_ERROR;
^jMrM.GY ss.dwCheckPoint=0;
yJ $6vmQ ss.dwWaitHint=0;
o9eOp3w30 SetServiceStatus(ssh,&ss);
z{rV|vQ return;
BPO5=]W 7 }
Z3S+")^ void ServiceRunning(void)
Z}+}X| {
z\]Z/Bz:6 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
NU=ru/ ss.dwCurrentState=SERVICE_RUNNING;
HOP*QX8C% ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
g<j) ss.dwWin32ExitCode=NO_ERROR;
Z =+Z96 ss.dwCheckPoint=0;
xe!bfzU ss.dwWaitHint=0;
8fXiadP# SetServiceStatus(ssh,&ss);
!Y~UO)u2 return;
Y2r}W3F= }
Q@W/~~N /////////////////////////////////////////////////////////////////////////
a{nR:zPE void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
*dw.=a9 {
e(0OZ_ w switch(Opcode)
p) 8S]p] {
(7Z+ De? case SERVICE_CONTROL_STOP://停止Service
U~x]2{} ServiceStopped();
DDeU: break;
T*x2+(r case SERVICE_CONTROL_INTERROGATE:
#Z%"
?RJ SetServiceStatus(ssh,&ss);
hq=;ZI break;
I1<WHq
}
Hl$W+e|tj return;
NrqJf-ldo }
.?:*0 //////////////////////////////////////////////////////////////////////////////
?M4o>T%p " //杀进程成功设置服务状态为SERVICE_STOPPED
S1QMS //失败设置服务状态为SERVICE_PAUSED
=)Xj[NNRT //
g:Hj1!' void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
~:DL{ZeEb {
xKUL}>8 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
2%%\jlT_ if(!ssh)
=]7o+L4 {
p!UR;xHI\ ServicePaused();
ALMsF2H return;
o2!738 }
T9nb ~P[ ServiceRunning();
e5'I W__ Sleep(100);
h4;kjr}h} //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
jK w
96 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
G2`z?);1b if(KillPS(atoi(lpszArgv[5])))
~5KcbGD~ ServiceStopped();
`c else
y!FO ServicePaused();
| b'Ut)E return;
E%mEfj7 }
nfEbu4| /////////////////////////////////////////////////////////////////////////////
%qc_kQ5% void main(DWORD dwArgc,LPTSTR *lpszArgv)
6 s=VU\ {
9!( 8o SERVICE_TABLE_ENTRY ste[2];
T\l`Y-vu ste[0].lpServiceName=ServiceName;
*tXyd<_Hd ste[0].lpServiceProc=ServiceMain;
&6sF wK ste[1].lpServiceName=NULL;
*9'3 `^l ste[1].lpServiceProc=NULL;
@:>"VP<( StartServiceCtrlDispatcher(ste);
@]Cg5QW>T return;
cN,*QN }
}3#\vn0gT /////////////////////////////////////////////////////////////////////////////
4XpWDfa.} function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
BSm"]!D8* 下:
2k.VTGak /***********************************************************************
X*2W4udF Module:function.c
cH5i420;aO Date:2001/4/28
f[o~d`z Author:ey4s
',EI[
]+ Http://www.ey4s.org %Ig$: I(o ***********************************************************************/
`zQuhD 8W #include
Y1PR?c
Q ////////////////////////////////////////////////////////////////////////////
bzi"7%c BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
"Rj
PTRe: {
s=8H<'l TOKEN_PRIVILEGES tp;
v)
n- LUID luid;
s$M(-"mg '09|Y#F if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
(y9KO56.V& {
dFz"wvu` o printf("\nLookupPrivilegeValue error:%d", GetLastError() );
9?l a5 return FALSE;
dtTn]}J }
3TwjC:Yhv2 tp.PrivilegeCount = 1;
p2STy\CS tp.Privileges[0].Luid = luid;
h@%Xy(/m' if (bEnablePrivilege)
6 >kU Lp tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
C~En0 G1 else
0*{(R# tp.Privileges[0].Attributes = 0;
\YvG+7a // Enable the privilege or disable all privileges.
OUBGbld AdjustTokenPrivileges(
D3Q+K hToken,
{)" 3 FALSE,
(|QJ[@?q &tp,
!Tnjha* sizeof(TOKEN_PRIVILEGES),
0Ui.nz j (PTOKEN_PRIVILEGES) NULL,
$TUYxf0q (PDWORD) NULL);
GHv6UIe& // Call GetLastError to determine whether the function succeeded.
x=*Y| if (GetLastError() != ERROR_SUCCESS)
!ku}vTe {
@O#!W]6NT6 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
;<+efYmyc return FALSE;
65LtCQ} }
't<iB&wgF return TRUE;
[:X@|,1V!L }
ktyplo#F ////////////////////////////////////////////////////////////////////////////
!JCs'?A
BOOL KillPS(DWORD id)
Wb}-H-O {
+<bj}" HANDLE hProcess=NULL,hProcessToken=NULL;
@ m`C%7< BOOL IsKilled=FALSE,bRet=FALSE;
<9@n/ __try
Myc-lCE {
P+CV4;Xz XCM!8x?K if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Jm4uj&}3 {
Y'/6T]a printf("\nOpen Current Process Token failed:%d",GetLastError());
\[G'cE __leave;
ifn=De3+ }
zhJeTctRz //printf("\nOpen Current Process Token ok!");
O nXo0PV/( if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
o#m31*o {
)LP'4* __leave;
j7!u;K^c }
A]bb*a1 printf("\nSetPrivilege ok!");
do" m=y vj?{={Y if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
1<!P:@( {
!U`4 printf("\nOpen Process %d failed:%d",id,GetLastError());
h"[B zX __leave;
cK$yr)7 }
r5j$FwY //printf("\nOpen Process %d ok!",id);
G$C2?|V)= if(!TerminateProcess(hProcess,1))
alJ0gc2?
{
N'b GL% printf("\nTerminateProcess failed:%d",GetLastError());
ai 4 k? __leave;
eT%x(P }
D,IT>^[^7 IsKilled=TRUE;
HlE8AbEg }
J&6p/'UPZ __finally
p3P8@M {
P& 1$SWNyW if(hProcessToken!=NULL) CloseHandle(hProcessToken);
w:zo
\ if(hProcess!=NULL) CloseHandle(hProcess);
<K)]kf }
zjoo;(?D| return(IsKilled);
J6#h~fp v }
.X!!dx1< //////////////////////////////////////////////////////////////////////////////////////////////
S_7]_GQ9 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:
75\ZD-{T: /*********************************************************************************************
y[McdlH m ModulesKill.c
p[4 +`8 Create:2001/4/28
2$JZ(qnN Modify:2001/6/23
19fa7E< Author:ey4s
EZ!! V~ Http://www.ey4s.org =1[_#Moc6 PsKill ==>Local and Remote process killer for windows 2k
=z}PR1X! **************************************************************************/
GgxPpS<ne #include "ps.h"
Z=%
j|xE_ #define EXE "killsrv.exe"
~~yng-3)1 #define ServiceName "PSKILL"
uzp\V
39 L@Rgiq|v-| #pragma comment(lib,"mpr.lib")
+s#%\:Y M //////////////////////////////////////////////////////////////////////////
P(PBOB97 //定义全局变量
x(c+~4:_M SERVICE_STATUS ssStatus;
SGKAx<U SC_HANDLE hSCManager=NULL,hSCService=NULL;
&YIL As^8A BOOL bKilled=FALSE;
M~zI;:0O char szTarget[52]=;
O/eZ1YAC //////////////////////////////////////////////////////////////////////////
?;tPqOs& BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
xa`xHh{0 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
(^yaAy#4 BOOL WaitServiceStop();//等待服务停止函数
[P}Bq6;p BOOL RemoveService();//删除服务函数
APl]EV"l /////////////////////////////////////////////////////////////////////////
4QQt 0u0 int main(DWORD dwArgc,LPTSTR *lpszArgv)
vU%o5y: {
bqn(5)% { BOOL bRet=FALSE,bFile=FALSE;
1ZFKLI`V char tmp[52]=,RemoteFilePath[128]=,
A^aY-V szUser[52]=,szPass[52]=;
C).\ J ! HANDLE hFile=NULL;
@Z/jaAjUC DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
F
w{:shC "'5(UiSFz //杀本地进程
")8l'^Mq2 if(dwArgc==2)
vapC5,W"2- {
r 2:{r`ocM if(KillPS(atoi(lpszArgv[1])))
]{=y8]7 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
*o1US else
L\mF[Kd#+T printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
KaEaJ lpszArgv[1],GetLastError());
&_3#W.w~Z return 0;
RrxbsG1HP }
w!UF^~ //用户输入错误
k*_Gg else if(dwArgc!=5)
X!g;;DB\ {
R.i]6H! printf("\nPSKILL ==>Local and Remote Process Killer"
<Ve0Ph K "\nPower by ey4s"
v
RD/67 "\nhttp://www.ey4s.org 2001/6/23"
3^KR{N p "\n\nUsage:%s <==Killed Local Process"
";dS~(~ "\n %s <==Killed Remote Process\n",
dQ;8,JzIw& lpszArgv[0],lpszArgv[0]);
r]6+&K return 1;
Uic }
8$c) ]Bv //杀远程机器进程
wMkHx3XD strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
ok6t|
7sq strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
b
B#QIXY/L strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
%KF I~Qk !{,2uQXe //将在目标机器上创建的exe文件的路径
EQw7(r|v: sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
pp7
$Q>6 __try
!;d>}iE {
rO{?.#~ //与目标建立IPC连接
8Z"f" if(!ConnIPC(szTarget,szUser,szPass))
v9KsE2Ei {
:)T*:51{# printf("\nConnect to %s failed:%d",szTarget,GetLastError());
8K8jz9.s return 1;
cnw+^8 }
?Pf#~U_ printf("\nConnect to %s success!",szTarget);
c9c3o{(6Y //在目标机器上创建exe文件
)~ &gBX `CBXz!v!O hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
o61rTj E,
fgC@(dvfk NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
:qj;f];| if(hFile==INVALID_HANDLE_VALUE)
QP%Hwt]+ {
oe3=QE printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
8|L@-F __leave;
Zg>]!^X8 }
,w9|?%S //写文件内容
DO+~ while(dwSize>dwIndex)
]:'] {
*
{~`Lw)y +9pock if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
DnG9bVm> {
z}Us+>z+jc printf("\nWrite file %s
#T{)y failed:%d",RemoteFilePath,GetLastError());
F+ RE __leave;
b353+7"| }
'=\>n(%Q dwIndex+=dwWrite;
utl-#Wwt/ }
#sg
dMrVQ //关闭文件句柄
"68X+! CloseHandle(hFile);
cu'( Hj bFile=TRUE;
>Bdh`Ot-! //安装服务
HD2C^V2@M if(InstallService(dwArgc,lpszArgv))
2Qh)/=8lM {
'$'a .q1q9 //等待服务结束
i:jB if(WaitServiceStop())
Dsc0;7~6 {
njO~^Hl7 //printf("\nService was stoped!");
G!G:YVWXP }
:2/jI:L~ else
~Lg ;7i1L
{
BIew\N
//printf("\nService can't be stoped.Try to delete it.");
W\5 -Yg(@ }
mpVD;)?JmM Sleep(500);
f1elzANy //删除服务
:PY6J}: RemoveService();
1CSGG'J]E }
[u^ fy<jdp }
1;i|GXY:h __finally
4GG>n {
#n15_cd //删除留下的文件
SD:`l<l if(bFile) DeleteFile(RemoteFilePath);
^q0`eS //如果文件句柄没有关闭,关闭之~
4sRg+mMI if(hFile!=NULL) CloseHandle(hFile);
}m%&|:PH //Close Service handle
$/5\Hg1 if(hSCService!=NULL) CloseServiceHandle(hSCService);
eOkiB!G. //Close the Service Control Manager handle
nHQ*#&$ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
.XRe:\8mc //断开ipc连接
^8]7
wsprintf(tmp,"\\%s\ipc$",szTarget);
~x+'-2A46 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
v6[VdWOx5 if(bKilled)
fo`R=|L[ printf("\nProcess %s on %s have been
, /jHhKW killed!\n",lpszArgv[4],lpszArgv[1]);
5JK'2J& else
%g89eaEZ printf("\nProcess %s on %s can't be
B!8X?8D killed!\n",lpszArgv[4],lpszArgv[1]);
8faT@J'e; }
{D :WXvI return 0;
!<VP[%2L~ }
}~ N\A //////////////////////////////////////////////////////////////////////////
Ea'jAIFPpO BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
\/gf_R_GN {
bb\XZ~)F NETRESOURCE nr;
3 |LRb/| char RN[50]="\\";
:D;pD l q
#7Nk)<.
strcat(RN,RemoteName);
f\Hw Y)^> strcat(RN,"\ipc$");
:A:7^jrhi ,O:p`"3`0= nr.dwType=RESOURCETYPE_ANY;
!b4AeiL>w nr.lpLocalName=NULL;
,Shzew+ nr.lpRemoteName=RN;
wq!9wk9 nr.lpProvider=NULL;
:hW(2=% tX@y ]" if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
_T~&kwe return TRUE;
VAUd^6Xdwx else
I>vU;xV\m return FALSE;
0dS (g&ZR }
?m7i7Dz
/////////////////////////////////////////////////////////////////////////
2G!z/OAj BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
9HiyN>( {
;lrO?sm BOOL bRet=FALSE;
CR2.kuM0~ __try
br
3-.g {
ycki0&n3 //Open Service Control Manager on Local or Remote machine
,`!lZ|
U hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
P$N5j~* if(hSCManager==NULL)
@qjN>PH~ {
* a1q M? printf("\nOpen Service Control Manage failed:%d",GetLastError());
`k8j FB C
__leave;
BD}%RTeWKq }
NV?XZ[<*< //printf("\nOpen Service Control Manage ok!");
J kAd3ls //Create Service
9^N(s7s hSCService=CreateService(hSCManager,// handle to SCM database
s|c}9/Xe) ServiceName,// name of service to start
OpU9:^r ServiceName,// display name
s'l|Ii SERVICE_ALL_ACCESS,// type of access to service
\w1',"l` SERVICE_WIN32_OWN_PROCESS,// type of service
?OoI63& SERVICE_AUTO_START,// when to start service
Z)=S>06X Q SERVICE_ERROR_IGNORE,// severity of service
ePI N<F;I failure
i O? f&u EXE,// name of binary file
`,/5skeJ NULL,// name of load ordering group
f\q5{#"z NULL,// tag identifier
I8B0@ZtV NULL,// array of dependency names
G|-RscPe NULL,// account name
_h,_HW)G NULL);// account password
3fXrwmBT8 //create service failed
61&{I>~1 if(hSCService==NULL)
7IkEud {
ht>/7.p] //如果服务已经存在,那么则打开
(JnEso-V if(GetLastError()==ERROR_SERVICE_EXISTS)
+j+
v(- {
K3h7gY| . //printf("\nService %s Already exists",ServiceName);
nR@mm
j //open service
E]g6|,4~- hSCService = OpenService(hSCManager, ServiceName,
^-n^IR}J SERVICE_ALL_ACCESS);
_5(p=Zc if(hSCService==NULL)
matm>3n {
B"#pvJN printf("\nOpen Service failed:%d",GetLastError());
<|X+T, __leave;
5M #',(X }
S% Ky+0 //printf("\nOpen Service %s ok!",ServiceName);
+opym!\ }
hJSWh5] else
YDYNAOThnb {
HrFbUK@@ printf("\nCreateService failed:%d",GetLastError());
|wQ3+WN| __leave;
{}iS5[H] }
6@FhDj2X }
i;]# @n| //create service ok
!Icznou\ else
r2i]9>w {
/YJBRU2 //printf("\nCreate Service %s ok!",ServiceName);
J&JZYuuf }
@W
@,8e]c `_ M+=*} // 起动服务
4oryTckS if ( StartService(hSCService,dwArgc,lpszArgv))
V6((5o# {
I!u=.[5zdC //printf("\nStarting %s.", ServiceName);
&0|Z FXPd Sleep(20);//时间最好不要超过100ms
OK`^DIr5l while( QueryServiceStatus(hSCService, &ssStatus ) )
Z02EE-A {
Y$c7uA:4 if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
5[)#3vY {
ya^8mp- printf(".");
C\Yf]J Sleep(20);
T3SFG]H }
;qbK[3. else
#8M^;4N>[ break;
Z(R0IW }
_nxu8g] if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
C0Fd<