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。
0sH~yvM5 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
x-ue1 <1>与远程系统建立IPC连接
?daxb <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Fj2z$ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
+F8K%.Q_ <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
ceD6q~) <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!^>!'Z <6>服务启动后,killsrv.exe运行,杀掉进程
x{zZ%_F <7>清场
dT% eq7= 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
_u u&? <h /***********************************************************************
X am8h Module:Killsrv.c
;~djbo0,X Date:2001/4/27
~o|sm a5. Author:ey4s
r79P|)\ Http://www.ey4s.org frW\!r{LT ***********************************************************************/
m[Ihte-> #include
im9EV|; #include
ZI qXkD #include "function.c"
X=Ar"Dx}}s #define ServiceName "PSKILL"
aXQAm$/
> $ta JVVF SERVICE_STATUS_HANDLE ssh;
4F0w+wJD SERVICE_STATUS ss;
z;2& d<h /////////////////////////////////////////////////////////////////////////
Y3FFi M[s~ void ServiceStopped(void)
+;,J0,Yn {
rr\9HA ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
);}M"W8 ss.dwCurrentState=SERVICE_STOPPED;
=54D#,[B ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
:<{15:1 ss.dwWin32ExitCode=NO_ERROR;
5lP8#O?= ss.dwCheckPoint=0;
4|I;z ss.dwWaitHint=0;
Rx"+i0 SetServiceStatus(ssh,&ss);
1y6<gptx return;
<pa-C2Ky }
Bhx.q,X /////////////////////////////////////////////////////////////////////////
oQV3 void ServicePaused(void)
*S}CiwW>/ {
ar,v/l>d4N ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>R6mI ss.dwCurrentState=SERVICE_PAUSED;
zA+0jhuG ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
O;V^Fk( ss.dwWin32ExitCode=NO_ERROR;
~xc/Dsb$ ss.dwCheckPoint=0;
&[j9Up' ss.dwWaitHint=0;
')yYpWO SetServiceStatus(ssh,&ss);
Vj1V;dHv return;
~}d\sQF. }
A-3^~aEgx void ServiceRunning(void)
J(!=Dno {
iHc(e(CB< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
x\~ <8o ss.dwCurrentState=SERVICE_RUNNING;
QJVB:>A ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
.=<s@Sg,t ss.dwWin32ExitCode=NO_ERROR;
4:Ju|g]O ss.dwCheckPoint=0;
:k`Qj(7S ss.dwWaitHint=0;
V4}jv7>A SetServiceStatus(ssh,&ss);
2ib,33 Z return;
&s}sA+w }
X[$|I9 /////////////////////////////////////////////////////////////////////////
%g5#q64 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
J!6w9,T_ {
>b9J!'G,( switch(Opcode)
lc~c=17 {
E^5 case SERVICE_CONTROL_STOP://停止Service
mS;WNlm\ ServiceStopped();
-}j(_]t break;
)p;t
'*] case SERVICE_CONTROL_INTERROGATE:
8EdaqF SetServiceStatus(ssh,&ss);
[bX^_ Y break;
dyf>T}Iy }
V6_":L"! return;
NT5##XOB }
f_LXp$n //////////////////////////////////////////////////////////////////////////////
n/*" 2 //杀进程成功设置服务状态为SERVICE_STOPPED
qa@;S,lp //失败设置服务状态为SERVICE_PAUSED
SDS P4W5 //
tq~f9EvC void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
GhcH"D%- {
PZ'|) ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
TJW8 l[M if(!ssh)
*HHL a {
[:(O`# ServicePaused();
K
re*~ " return;
[PiMu,O[v }
SEg{Gso9b ServiceRunning();
we!w5./Xm Sleep(100);
T]1.":
//注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
)=#Js<&3: //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
xZ%3e
sp if(KillPS(atoi(lpszArgv[5])))
K8-1?-W ServiceStopped();
R1Q,m else
5Rw2/J
L ServicePaused();
e:4,rfF1 return;
hJ[keaO }
}1V+8'D /////////////////////////////////////////////////////////////////////////////
JzCkVF$ void main(DWORD dwArgc,LPTSTR *lpszArgv)
Z rNH:Z:5 {
3Rsrb SERVICE_TABLE_ENTRY ste[2];
\r{wNqyv ste[0].lpServiceName=ServiceName;
ThW9=kzQW ste[0].lpServiceProc=ServiceMain;
-$=RQH$9 ste[1].lpServiceName=NULL;
aQY.96yo ste[1].lpServiceProc=NULL;
_dAn/rj
StartServiceCtrlDispatcher(ste);
L8'4d'N+> return;
"%dENK }
@gf <%> /////////////////////////////////////////////////////////////////////////////
/u90)x function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
(vi^ t{k 下:
lFIaC} /***********************************************************************
x5smJ__/ Module:function.c
lB/^ Date:2001/4/28
;*FY+jM Author:ey4s
|9$C%@8 Http://www.ey4s.org -"2 t^Q ***********************************************************************/
%"
mki> #include
lWJYT<kt ////////////////////////////////////////////////////////////////////////////
x30|0EHYl[ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
A0;{$/ {
fU%Ys9:wU TOKEN_PRIVILEGES tp;
};"_Ku4#- LUID luid;
QZ7W:%r(4 Xa;wx3]t if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
"7Kw]8mRR {
&"T7KXx printf("\nLookupPrivilegeValue error:%d", GetLastError() );
IIXA)b! return FALSE;
&,Loqr }
[J eq ?X9 tp.PrivilegeCount = 1;
5S&Qj7kr tp.Privileges[0].Luid = luid;
yLXIjR if (bEnablePrivilege)
Xq37:E2 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
/4+zT?f else
I~p*~mLh' tp.Privileges[0].Attributes = 0;
Lr\(7r // Enable the privilege or disable all privileges.
)w&|VvM )L AdjustTokenPrivileges(
^e =xEZD hToken,
q%f90 FALSE,
9h-S,q! &tp,
:nqDX sizeof(TOKEN_PRIVILEGES),
!{(crfXB (PTOKEN_PRIVILEGES) NULL,
QFhyidm=] (PDWORD) NULL);
Pd d(1K* // Call GetLastError to determine whether the function succeeded.
3^q9ll7Op if (GetLastError() != ERROR_SUCCESS)
l6xqc,h!K {
N~`r;E printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
F>n_k return FALSE;
Y4,p_6aKJ] }
48J{Y3F return TRUE;
Zg4wd/y? }
4z~;4 ////////////////////////////////////////////////////////////////////////////
[rAi9LSO" BOOL KillPS(DWORD id)
XknNb{. r {
.Q@]+&`|}i HANDLE hProcess=NULL,hProcessToken=NULL;
F>[^m Xw BOOL IsKilled=FALSE,bRet=FALSE;
9aIv|cS? __try
Q($@{[lT {
3]'h(C )NZ&m$I|- if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
0N4ZV}s,d {
7hMh%d0d(_ printf("\nOpen Current Process Token failed:%d",GetLastError());
_:Y|a> __leave;
!&@t }
#jj(S\WY //printf("\nOpen Current Process Token ok!");
[-e$4^+9 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
3qNuv];2 {
=Bh,>Kg __leave;
G$Fo*;Fl }
Jzy:^PObT printf("\nSetPrivilege ok!");
$SFreyI;Uf ]eFNR1<OP if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
km
lb,P {
a #p`l>rx printf("\nOpen Process %d failed:%d",id,GetLastError());
X
)
=-a __leave;
aGE}
EK } }
KiC,O7&< //printf("\nOpen Process %d ok!",id);
c1*^
\ if(!TerminateProcess(hProcess,1))
"8(8]GgYx {
XIM?$p^ printf("\nTerminateProcess failed:%d",GetLastError());
YxU->Wi]G __leave;
\sW>Y#9] }
!@ AnwV] IsKilled=TRUE;
~W B-WI\ }
#q&Nd2y __finally
k#mL4$]V5N {
56NDU>j$ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
7s:cg if(hProcess!=NULL) CloseHandle(hProcess);
2AxKB+c1` }
a~-k} G5 return(IsKilled);
%^"i\-*|S }
1O)m(0tb[ //////////////////////////////////////////////////////////////////////////////////////////////
OH
88d: 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:
%/s+-j@s: /*********************************************************************************************
@_WZZ ModulesKill.c
$3970ni,?O Create:2001/4/28
biQ~q$E Modify:2001/6/23
=1O;,8` Author:ey4s
>7W8_6sC< Http://www.ey4s.org jcxeXp|00 PsKill ==>Local and Remote process killer for windows 2k
jzZEP4 **************************************************************************/
gG(9&}@( #include "ps.h"
Ipow
Jw^ #define EXE "killsrv.exe"
\[B#dw# #define ServiceName "PSKILL"
=`V9{$i 9Z3Y, `R, #pragma comment(lib,"mpr.lib")
^Ri
;
vM //////////////////////////////////////////////////////////////////////////
WO+>W+|N //定义全局变量
JVPLE*T SERVICE_STATUS ssStatus;
U\YzE.G1]S SC_HANDLE hSCManager=NULL,hSCService=NULL;
= o1&.v2j BOOL bKilled=FALSE;
86Xf6Ea char szTarget[52]=;
P&Hhq>@Z //////////////////////////////////////////////////////////////////////////
0qN?4h)7 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
dJ{'b'# BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
6a{b%e` BOOL WaitServiceStop();//等待服务停止函数
eI5W; Q4 BOOL RemoveService();//删除服务函数
anUH'mcK* /////////////////////////////////////////////////////////////////////////
;@[ax{ J int main(DWORD dwArgc,LPTSTR *lpszArgv)
Reg%ah|$/= {
::Di BOOL bRet=FALSE,bFile=FALSE;
G`u";w_ char tmp[52]=,RemoteFilePath[128]=,
YJ 01- szUser[52]=,szPass[52]=;
@ c%h fI HANDLE hFile=NULL;
nqib`U@" DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Aq &H-g]s $-mwr,i //杀本地进程
{
%af if(dwArgc==2)
.W0;Vhw" {
B%Z ,Xjq if(KillPS(atoi(lpszArgv[1])))
gG,gL9o printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
Q\Nz^~dQ:Y else
|%Ssb;M printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
/p[lO g lpszArgv[1],GetLastError());
e?XQ, return 0;
/A%31WE&1 }
77zDHq= //用户输入错误
Ap%tm)@1 else if(dwArgc!=5)
f}zv@6#& {
xz vbjS W printf("\nPSKILL ==>Local and Remote Process Killer"
"@+r|x "\nPower by ey4s"
?\T):o;/ "\nhttp://www.ey4s.org 2001/6/23"
h#I]gHQK "\n\nUsage:%s <==Killed Local Process"
=:7OS>x "\n %s <==Killed Remote Process\n",
H=>;Mj lpszArgv[0],lpszArgv[0]);
!"
7ip9a return 1;
~HyqHxy }
/Es&~Fn //杀远程机器进程
ZHOh( strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
UhF+},gU strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
ZNTOI]P& strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
uSn<]OrZo` Uz;
pNWMk //将在目标机器上创建的exe文件的路径
kX:d?*{KB sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
4l"oq"uc __try
AU/L_hg {
M}b[;/~ //与目标建立IPC连接
%oN5 jt if(!ConnIPC(szTarget,szUser,szPass))
-PH!U Hg {
`q(eB=6;[ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
58.b@@T return 1;
*u`[2xmuYf }
^bDh[O printf("\nConnect to %s success!",szTarget);
;chz};zY //在目标机器上创建exe文件
DAt Zp% ]W>kbHImz hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
vd}Y$X E,
B&k"B?9mL NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
2<' 1m{ if(hFile==INVALID_HANDLE_VALUE)
c2fbqM~ {
y72=d?]W printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
ley:=( __leave;
2YL)"
w }
R#i{eE*WF //写文件内容
VOK0)O>& while(dwSize>dwIndex)
5 U{}A\q {
!XJS"o wr zw,=mpf3_ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
V:vYS {
AUvUk<a printf("\nWrite file %s
\ZPmPu9^( failed:%d",RemoteFilePath,GetLastError());
QCvz| ) __leave;
nd)bRB }
@z!|HLD+ dwIndex+=dwWrite;
%qf ?_2v }
.W)%*~ O!; //关闭文件句柄
]NrA2i? CloseHandle(hFile);
UX& ?^] bFile=TRUE;
K~B@8az //安装服务
a*gzVE7W#n if(InstallService(dwArgc,lpszArgv))
5D#Mhgun {
O0VbKW0h3 //等待服务结束
@L ,hA
v^ if(WaitServiceStop())
!.nyIA( {
W%bzA11l //printf("\nService was stoped!");
+7]]=e<[E }
8qY\T0 else
;Iu}Q-b* {
aX'R&R //printf("\nService can't be stoped.Try to delete it.");
!C$bOhc }
Nhnw'9 Sleep(500);
dq&N;kk
| //删除服务
g_l=z`,8 RemoveService();
~jDG&L }
`X06JTqf: }
Ur/+nL{ __finally
@{|vW {
lSu\VCG //删除留下的文件
B]o5HA<k if(bFile) DeleteFile(RemoteFilePath);
2#y!(D8 //如果文件句柄没有关闭,关闭之~
V"T48~Ue if(hFile!=NULL) CloseHandle(hFile);
j(|9>J*,~G //Close Service handle
I#m0n%-[ if(hSCService!=NULL) CloseServiceHandle(hSCService);
XAb!hc
//Close the Service Control Manager handle
Xj^Hy"HC^~ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
XDWR] //断开ipc连接
fi6i{(K wsprintf(tmp,"\\%s\ipc$",szTarget);
O_u2V'jy9 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
y@ 'm D*z if(bKilled)
?7Y6: zo$^ printf("\nProcess %s on %s have been
%xq/eC7 killed!\n",lpszArgv[4],lpszArgv[1]);
{xzs{)9|Y4 else
y p}a&Dg printf("\nProcess %s on %s can't be
BmP!/i_ killed!\n",lpszArgv[4],lpszArgv[1]);
+l "z }
t69C48}15 return 0;
G{ 9p.Q }
|H LU5=Y //////////////////////////////////////////////////////////////////////////
=/J{>S>(i BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
,o3{?o]s {
^s_BY+# NETRESOURCE nr;
,1}c% C*,Q char RN[50]="\\";
z ]@ Q q
(?%$u. strcat(RN,RemoteName);
h*2NFL~# strcat(RN,"\ipc$");
U0PQ[Y#\ t=IpVl! nr.dwType=RESOURCETYPE_ANY;
M+mO4q6 nr.lpLocalName=NULL;
_.ny<r:g nr.lpRemoteName=RN;
=Qa*-* nr.lpProvider=NULL;
COF_a% jI-\~ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
a2{nrGD return TRUE;
zO)>(E? else
zj ?^,\{A return FALSE;
w;RG*rv }
RW#&