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。
Oe0dC9H OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
uvA 2`%T/ <1>与远程系统建立IPC连接
3ZqtIQY` <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
<7oZV^nd * <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
8u Z4[ <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
C7!=LiK} <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
;zo?o t/ <6>服务启动后,killsrv.exe运行,杀掉进程
HqA3.<=F, <7>清场
?e23[ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
h}%yG{'/M= /***********************************************************************
,]=Qgn Module:Killsrv.c
aT=V/Xh}d Date:2001/4/27
.-:6L2 Author:ey4s
{ZgycMS Http://www.ey4s.org 4OdK@+-8U ***********************************************************************/
QezDm^< #include
!e0/1 j= #include
L/: u #include "function.c"
e0<L^|S #define ServiceName "PSKILL"
leEzfbb{'. tUs{/Je SERVICE_STATUS_HANDLE ssh;
[~ |e: SERVICE_STATUS ss;
@TnAO8Q>XD /////////////////////////////////////////////////////////////////////////
:yAvo4) void ServiceStopped(void)
`pXC= []B2 {
BYs^?IfW ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
!B&1{ ss.dwCurrentState=SERVICE_STOPPED;
R(HW0@R@w ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
po+1 ss.dwWin32ExitCode=NO_ERROR;
|y2cI,& ss.dwCheckPoint=0;
D 3}e{J8 ss.dwWaitHint=0;
|Vc:o_n7 SetServiceStatus(ssh,&ss);
)h(yh50
B return;
Pl[WCh }
#e;\Eap /////////////////////////////////////////////////////////////////////////
7033#@_ void ServicePaused(void)
DYCXzFAa {
1H,hw ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
,6a }l;lv ss.dwCurrentState=SERVICE_PAUSED;
:6Sb3w5h ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
a<{+
JU5 ss.dwWin32ExitCode=NO_ERROR;
Dz&<6#L< ss.dwCheckPoint=0;
ctL,Mqr\Z ss.dwWaitHint=0;
evHKq}{ SetServiceStatus(ssh,&ss);
wB W]w return;
veGRwir }
]ipltR7k void ServiceRunning(void)
GGn/J&k {
9!|.b:: ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
-\=kd {*B ss.dwCurrentState=SERVICE_RUNNING;
pn2_ {8. ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ek4?|!kQD ss.dwWin32ExitCode=NO_ERROR;
@T+pQ)0{{ ss.dwCheckPoint=0;
+Pm}_"GU ss.dwWaitHint=0;
+0O^!o SetServiceStatus(ssh,&ss);
:n<<hR0d return;
dNcP_l/A }
gw9:1S
/////////////////////////////////////////////////////////////////////////
a0x/ ?)DO void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
6995r% {
*G0r4Ui$ switch(Opcode)
-* ;`~5 {
#$9rH
2zd case SERVICE_CONTROL_STOP://停止Service
^!>o5Y) ServiceStopped();
@uI_4 a break;
v:$Y
|mh case SERVICE_CONTROL_INTERROGATE:
jP|(y]! SetServiceStatus(ssh,&ss);
T Jp0^&Q break;
:j0r~*z- }
*S4*FH;8 return;
{pNf&' }
9}6^5f?| //////////////////////////////////////////////////////////////////////////////
2*1s(Jro //杀进程成功设置服务状态为SERVICE_STOPPED
~2*8pb 4 //失败设置服务状态为SERVICE_PAUSED
gT6@0ANq //
B%Spmx8 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
K%"cVqb2V {
1 ~#p3)B ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
?QXo]X;f& if(!ssh)
D2}nJFR
] {
&D~70N\L ServicePaused();
,*@6NK,. return;
bbU{ />yW }
,, G6L{&Z ServiceRunning();
,M&[c| Sleep(100);
tJ9i{TS //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
r-a/vx# //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
j/xL+Y(= if(KillPS(atoi(lpszArgv[5])))
!(<Yc5 ServiceStopped();
URD<KIN> else
#wZ:E,R ServicePaused();
K)"cwk- return;
eqze7EY }
Ng3 MfbFG /////////////////////////////////////////////////////////////////////////////
UN}jpu<h void main(DWORD dwArgc,LPTSTR *lpszArgv)
xd H*[ {
]OOL4=b SERVICE_TABLE_ENTRY ste[2];
glppb$oB\ ste[0].lpServiceName=ServiceName;
G&Sp } ste[0].lpServiceProc=ServiceMain;
>2l;KVm% ste[1].lpServiceName=NULL;
T+[N-"N ste[1].lpServiceProc=NULL;
j@b4)t StartServiceCtrlDispatcher(ste);
{<- BU[H return;
O5Xu(q5+ }
=/rIXReY /////////////////////////////////////////////////////////////////////////////
w(9.{zF|vQ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
eOQUy+ 下:
j5:{H4? /***********************************************************************
XK>/i}y Module:function.c
YFCP'J"Z Date:2001/4/28
+)fl9>Mb Author:ey4s
ymBevL Http://www.ey4s.org ` `A=p<W ***********************************************************************/
rsR0V+(W #include
/*bS~7f1 ////////////////////////////////////////////////////////////////////////////
?Q]{d'g(sx BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
j [h4F"`- {
r^k:$wJbRK TOKEN_PRIVILEGES tp;
l*]*.?m/5 LUID luid;
GiN\nu<! ccJ@jpXI if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
>]k'3|vV {
yjVPaEu]aU printf("\nLookupPrivilegeValue error:%d", GetLastError() );
<"@~
return FALSE;
[2!K 6 }
2c
<Qh= tp.PrivilegeCount = 1;
%jY/jp=R tp.Privileges[0].Luid = luid;
5B?>.4R if (bEnablePrivilege)
gC#PqK~ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
J..>ApX else
Q+[e)YO) tp.Privileges[0].Attributes = 0;
+QIM~tt) // Enable the privilege or disable all privileges.
MX?K3=j @> AdjustTokenPrivileges(
"}]1OL S V hToken,
xaWm wsym FALSE,
P.RlozF5; &tp,
{@9y%lmrh sizeof(TOKEN_PRIVILEGES),
0=;jGh}|i (PTOKEN_PRIVILEGES) NULL,
$@t-Oor; (PDWORD) NULL);
31y=Ar"" // Call GetLastError to determine whether the function succeeded.
ubIGs|p2c if (GetLastError() != ERROR_SUCCESS)
Cd#>,,\z {
92GO.xAD? printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
ho_;;y return FALSE;
!c\d(u }
j3rBEQ,R return TRUE;
o)7gKWjujP }
-tSWYp{ ////////////////////////////////////////////////////////////////////////////
tH<v1LEZN BOOL KillPS(DWORD id)
ZgLO[Bj {
dvk?A$ HANDLE hProcess=NULL,hProcessToken=NULL;
tqIz$84G BOOL IsKilled=FALSE,bRet=FALSE;
s&p*.I]@> __try
*tjE#TW {
2i4FIS|z0 @M?N[LG if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
A:1O:LB=! {
ky#d` printf("\nOpen Current Process Token failed:%d",GetLastError());
nv(Pwb3B __leave;
N
G1]!Vz5 }
dfe 9)m> //printf("\nOpen Current Process Token ok!");
AU}P`fT! if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Ay!=Yk^~ {
'N],d&fu^^ __leave;
Uq&ne1 }
bh?Vufd%) printf("\nSetPrivilege ok!");
uYS?# g \@Gyl_6^ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
pc5-'; n {
TdP_L/>|J printf("\nOpen Process %d failed:%d",id,GetLastError());
Rs:<'A __leave;
G.O0*E2V }
0,(U_+n //printf("\nOpen Process %d ok!",id);
)]!Ps` ,u if(!TerminateProcess(hProcess,1))
rB}UFS) {
Gu<3*@Ng printf("\nTerminateProcess failed:%d",GetLastError());
I~MBR2$9 __leave;
yE-&TW_q:> }
hZ.Sj~>7` IsKilled=TRUE;
_Q/D%7[pa }
j_\sdH*r __finally
kqSCKY1 {
{SW104nb if(hProcessToken!=NULL) CloseHandle(hProcessToken);
|,5b[Y"Dt if(hProcess!=NULL) CloseHandle(hProcess);
0X -u'=Bs }
er^z:1' return(IsKilled);
fSl+;|Kn }
>\8Bu#&s4 //////////////////////////////////////////////////////////////////////////////////////////////
*8U+2zgfC 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:
b/ 'fC%o, /*********************************************************************************************
t/_w} ModulesKill.c
#;a
1=8H Create:2001/4/28
UKQ,]VC Modify:2001/6/23
R3Eh47 Author:ey4s
=V_}z3b Http://www.ey4s.org $# @G! PsKill ==>Local and Remote process killer for windows 2k
}+QgRGQ **************************************************************************/
/]T#@>(' #include "ps.h"
Xcicqywe? #define EXE "killsrv.exe"
=+97VO(w]G #define ServiceName "PSKILL"
NDU,9A.P 'rRo2oTN #pragma comment(lib,"mpr.lib")
rOB-2@- //////////////////////////////////////////////////////////////////////////
xzy7I6X //定义全局变量
YU[93@mCh SERVICE_STATUS ssStatus;
8[ 1D4d SC_HANDLE hSCManager=NULL,hSCService=NULL;
t</rvAH E BOOL bKilled=FALSE;
UMo=bs char szTarget[52]=;
Qwk //////////////////////////////////////////////////////////////////////////
oKz|hks[6 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
18Vtk"j BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
>c\'4M8Cz BOOL WaitServiceStop();//等待服务停止函数
i=reJ(y- BOOL RemoveService();//删除服务函数
_+%-WFS| /////////////////////////////////////////////////////////////////////////
xg'z_W int main(DWORD dwArgc,LPTSTR *lpszArgv)
ME1lQ7E4B {
"4H&wHhT! BOOL bRet=FALSE,bFile=FALSE;
"a-Ex ] char tmp[52]=,RemoteFilePath[128]=,
7s,IT8ii szUser[52]=,szPass[52]=;
t'_Hp}, HANDLE hFile=NULL;
Dz]&|5'N DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
RERum zVZZdG~8 //杀本地进程
Jj|HeZ1C f if(dwArgc==2)
Yp./3b VO {
q*Yh_IT.I if(KillPS(atoi(lpszArgv[1])))
/P5w}n printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
a
=*(>= else
NUEy0pLw printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
OTL=(k lpszArgv[1],GetLastError());
5Qo\0YH return 0;
~LuZpV }
N/TUcG|m\ //用户输入错误
rv&(yA else if(dwArgc!=5)
S$+vRX7 {
,4jkTQ*@2 printf("\nPSKILL ==>Local and Remote Process Killer"
<G{m= "\nPower by ey4s"
yd`xmc) "\nhttp://www.ey4s.org 2001/6/23"
v6HBO#F'V{ "\n\nUsage:%s <==Killed Local Process"
fr;>`u[; "\n %s <==Killed Remote Process\n",
/lx\9S| lpszArgv[0],lpszArgv[0]);
hkJ4,. return 1;
3@J0-w }
1@P/h#_Vr //杀远程机器进程
k)b}"' I strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
o
<0 f strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
8V;@yzIha strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
{tV)+T %8>s :YG //将在目标机器上创建的exe文件的路径
dfiA- h sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
A$WE:<^ __try
{^Vkxf] {
~+A?!f;-J //与目标建立IPC连接
2Auhv!xV if(!ConnIPC(szTarget,szUser,szPass))
gtyo~f {
I(#Y\>DG printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Z2(z,pK return 1;
pB&3JmgR$) }
(LA%q6 printf("\nConnect to %s success!",szTarget);
JaXT
B"e //在目标机器上创建exe文件
G`8gI)$u iP~5= hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
LpGplDlB E,
&&xBq? NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
#Bg88!-4 if(hFile==INVALID_HANDLE_VALUE)
CuR\JKdRo {
,icgne1j printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
mFjX __leave;
,fpu@@2 }
e ,/I}W //写文件内容
5:Pp62 while(dwSize>dwIndex)
<h4"^9hL {
$]%;u: Sa 4vT!xn if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
8s/gjEwA {
r )ZUeHt}w printf("\nWrite file %s
GRB/N1= failed:%d",RemoteFilePath,GetLastError());
`$ZX]6G __leave;
h
+.8Rl }
^&zwO7cS dwIndex+=dwWrite;
,G!M?@Q }
@ H=
d8$ //关闭文件句柄
AMG}'P: CloseHandle(hFile);
oN)l/"%C7/ bFile=TRUE;
=SB#rCH //安装服务
h8Q+fHDYv if(InstallService(dwArgc,lpszArgv))
X]U,`oE)9 {
--d<s //等待服务结束
;gYW!rM if(WaitServiceStop())
U[*VNJSp {
F^7qLvh //printf("\nService was stoped!");
K~H)XJFF }
=<e|<EwSZ else
(wEaa'XL {
L@HPU;< //printf("\nService can't be stoped.Try to delete it.");
}=z_3JfO }
Y;8Y s&/t Sleep(500);
^ llZf$` //删除服务
{E-.W"t4 RemoveService();
"X T7;! }
PUV)w\!&is }
:tp2@*]9Z __finally
=@AWw:!:, {
V&;1n //删除留下的文件
L3JFQc/oh~ if(bFile) DeleteFile(RemoteFilePath);
Yz=(zj //如果文件句柄没有关闭,关闭之~
OXe+=Lp< if(hFile!=NULL) CloseHandle(hFile);
onRxe\?D( //Close Service handle
gELk u . if(hSCService!=NULL) CloseServiceHandle(hSCService);
N:GS fM@g //Close the Service Control Manager handle
BAG)
- if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
z6ISJb //断开ipc连接
k__i Jsk wsprintf(tmp,"\\%s\ipc$",szTarget);
XAwo~E WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
oGM Ls if(bKilled)
GR@!mf printf("\nProcess %s on %s have been
+~?ze,Di killed!\n",lpszArgv[4],lpszArgv[1]);
X,n4_=f else
&lbxmUeU printf("\nProcess %s on %s can't be
T6h-E^Z killed!\n",lpszArgv[4],lpszArgv[1]);
P?p>'avP }
'bJ!~ML& return 0;
_*7h1[,{f }
^e:C{]S= //////////////////////////////////////////////////////////////////////////
+%Q: BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
,A`d!{]5 {
$}V<Um NETRESOURCE nr;
h[#Lg3 char RN[50]="\\";
i]J*lM7' g}"`@H(9r3 strcat(RN,RemoteName);
xI}o8G KQq strcat(RN,"\ipc$");
k"D6Vyy` XTEC0s"F nr.dwType=RESOURCETYPE_ANY;
I=o[\?u*_ nr.lpLocalName=NULL;
to,DN2rN nr.lpRemoteName=RN;
c[\ :^w^I6 nr.lpProvider=NULL;
4YDK`:4I~ Hy^Em if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
;*1bTdB5a return TRUE;
uPKq<hBI else
<_$]!Z6UR return FALSE;
]E'BFon }
XI:8_F;Q /////////////////////////////////////////////////////////////////////////
pd{W(M78g BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
=F'p#N0_2 {
-1iKeyyA
BOOL bRet=FALSE;
hTcy;zLLS __try
9pUvw_9MY {
fZ1v| //Open Service Control Manager on Local or Remote machine
:f%FM&b hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
%E#OUo[y/ if(hSCManager==NULL)
#<0Yx9Jh. {
,Tc3koi printf("\nOpen Service Control Manage failed:%d",GetLastError());
e8g"QDc __leave;
Lh3>xZy"-z }
`Fa49B|`D //printf("\nOpen Service Control Manage ok!");
f2Zi.?``H //Create Service
28FC@&'H hSCService=CreateService(hSCManager,// handle to SCM database
cKuU#&FaV ServiceName,// name of service to start
?T=]?[ ServiceName,// display name
!+T\}1f7d SERVICE_ALL_ACCESS,// type of access to service
OLh`R]Sd SERVICE_WIN32_OWN_PROCESS,// type of service
|$"2R3 SERVICE_AUTO_START,// when to start service
!$Aijd s5 SERVICE_ERROR_IGNORE,// severity of service
]T|9>o! failure
Xou1X$$z EXE,// name of binary file
[p[nK=&r NULL,// name of load ordering group
j(^ot001%v NULL,// tag identifier
(Cjnf
a 2 NULL,// array of dependency names
^7MhnA NULL,// account name
n@n608 NULL);// account password
AzAD76iNv //create service failed
\$:KfN>WY if(hSCService==NULL)
F x,08 {
~f=~tN)hZ //如果服务已经存在,那么则打开
jJFWPD]u if(GetLastError()==ERROR_SERVICE_EXISTS)
hoY.2 B _ {
ah<1&UG, //printf("\nService %s Already exists",ServiceName);
o&uO ] //open service
I@Zd<