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。
")#<y@Rv OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
P.WYTst= <1>与远程系统建立IPC连接
E;\M1(\u <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
8|1^|B(l <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
Eh8Pwt7C@ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
3C>qh{z" <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
*e.*=$ <6>服务启动后,killsrv.exe运行,杀掉进程
;]D(33)( <7>清场
H6kf
K5, 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
P1kB>"bR /***********************************************************************
0`#(Toe{B Module:Killsrv.c
=odkz}bU Date:2001/4/27
KlxN~/gyik Author:ey4s
"`tXA Http://www.ey4s.org 0Dv JZ|e ***********************************************************************/
!-]C;9Zd #include
~XM[>M\qB #include
8}p8r|d!ls #include "function.c"
<EX7WA #define ServiceName "PSKILL"
|(IO=V4P 0OZ Mlt%z SERVICE_STATUS_HANDLE ssh;
LC69td& SERVICE_STATUS ss;
.=RlOK /////////////////////////////////////////////////////////////////////////
!F4;_A`X void ServiceStopped(void)
JMV50 y {
q%3<Juq~$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
OmMX$YID ss.dwCurrentState=SERVICE_STOPPED;
~ 9o6 W", ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
lPq\=V ss.dwWin32ExitCode=NO_ERROR;
oY9FK{ ss.dwCheckPoint=0;
U..<iNQE5 ss.dwWaitHint=0;
".2K9j7$ SetServiceStatus(ssh,&ss);
f_mhD dq return;
V-W'RunnW }
L^Wz vv] /////////////////////////////////////////////////////////////////////////
&V=7D# L void ServicePaused(void)
x!7yU_ls` {
Nud,\mXrY[ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L_O$>c ss.dwCurrentState=SERVICE_PAUSED;
7_jE[10 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
mX# "+X| ss.dwWin32ExitCode=NO_ERROR;
6Z:YT&,f ss.dwCheckPoint=0;
C0)Z6 ss.dwWaitHint=0;
$n=lsDnhQ SetServiceStatus(ssh,&ss);
{")\0|2\x return;
mB 55PYA }
3Kq`<B~% void ServiceRunning(void)
+Ghi}v {
r#876.JK ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
w<wV]F* ss.dwCurrentState=SERVICE_RUNNING;
Q4'C;<\@(Q ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
kEN#u ss.dwWin32ExitCode=NO_ERROR;
%CH6lY=lI ss.dwCheckPoint=0;
$^% N U ss.dwWaitHint=0;
0%C^8%(x SetServiceStatus(ssh,&ss);
@"87F{! return;
H'g?llh1J }
4cgIEw[6 /////////////////////////////////////////////////////////////////////////
0irr7Y void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
ROAI9sW0 {
v|t{1[C switch(Opcode)
?m%h`<wgMc {
%e%7oqR? case SERVICE_CONTROL_STOP://停止Service
*>
3Qd7 ServiceStopped();
o+?@5zw-& break;
htJuGfDx1 case SERVICE_CONTROL_INTERROGATE:
4jwu'7Q SetServiceStatus(ssh,&ss);
=7/-i break;
=
1|"- }
)/t6" " return;
F@W*\3) }
'5.\#=S 1 //////////////////////////////////////////////////////////////////////////////
}0/a\ //杀进程成功设置服务状态为SERVICE_STOPPED
F1W+o?B //失败设置服务状态为SERVICE_PAUSED
'x%x'9OP //
b)}+>Wx void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
:[7lTp
{
MiGcA EF; ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
D!3{gV# if(!ssh)
v548ysE) {
yXfMzG ServicePaused();
P'[<AZ return;
m#@_8_ M }
H#(<-)j0_ ServiceRunning();
"ED8z|]j Sleep(100);
D guB //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
!q/5yEJ>h //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
M[P^]J@ if(KillPS(atoi(lpszArgv[5])))
T 1Cs>#) ServiceStopped();
M}FWBs'*| else
05e>\}{0 ServicePaused();
1"E\C/c return;
F+aQ $pQ }
8C&x MA^ /////////////////////////////////////////////////////////////////////////////
9C}qVoNu void main(DWORD dwArgc,LPTSTR *lpszArgv)
{U @3yB {
&"S/Lt SERVICE_TABLE_ENTRY ste[2];
?S`>>^ ste[0].lpServiceName=ServiceName;
iD_TP ste[0].lpServiceProc=ServiceMain;
S`g;Y
' ste[1].lpServiceName=NULL;
F?]N8W ste[1].lpServiceProc=NULL;
g:~+Pe StartServiceCtrlDispatcher(ste);
TipHV;|e return;
%v=!'?VT }
#+jUhxq /////////////////////////////////////////////////////////////////////////////
zJl_ t0 function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
,x#ztdvr 下:
McP.9v}H0_ /***********************************************************************
"sbBe73 m Module:function.c
Lo`F Date:2001/4/28
/tKGwX]y Author:ey4s
1i-[+ Http://www.ey4s.org 5P+YK\~ ***********************************************************************/
{8CWWfHCD #include
&=w|vB)(p ////////////////////////////////////////////////////////////////////////////
;h=S7M9. BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
(_8#YyW# {
sBjXE>_#) TOKEN_PRIVILEGES tp;
0X"\ a'M_ LUID luid;
uw_?O[ZA[ J W" if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
uLW/f=7L {
L#j/0IHD printf("\nLookupPrivilegeValue error:%d", GetLastError() );
i\x~iP&F$ return FALSE;
&HF]\`RNr }
_}=E^/;( tp.PrivilegeCount = 1;
i^g~~h
F tp.Privileges[0].Luid = luid;
$I8[BYblB if (bEnablePrivilege)
&9P<qU^N) tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
g [L else
htHv& tp.Privileges[0].Attributes = 0;
n`<S&KP| // Enable the privilege or disable all privileges.
eV;me>, AdjustTokenPrivileges(
G11cNr>* hToken,
3M*Y= ?pI FALSE,
[j0w\{ &tp,
"$@,n7k sizeof(TOKEN_PRIVILEGES),
\y~)jq:d" (PTOKEN_PRIVILEGES) NULL,
42@a(#z(U (PDWORD) NULL);
fValSQc!U // Call GetLastError to determine whether the function succeeded.
L8P36]> if (GetLastError() != ERROR_SUCCESS)
#v/ry)2Y= {
l>Av5g)
printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
wRbw return FALSE;
.TN2s\:]jw }
ua#K>sur. return TRUE;
`]>on`n? }
VO -784I ////////////////////////////////////////////////////////////////////////////
pt})JMm BOOL KillPS(DWORD id)
,y.3Fe {
}tR'Hz2 HANDLE hProcess=NULL,hProcessToken=NULL;
qJ Gm8^b- BOOL IsKilled=FALSE,bRet=FALSE;
SCq3Ds^ __try
/djACA {
7^wE$7hS 2f{kBD if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
AU`OESSI {
rw*M&qg!z printf("\nOpen Current Process Token failed:%d",GetLastError());
t-EV h~D1p __leave;
B$7[8h }
VM;g+RRq //printf("\nOpen Current Process Token ok!");
e6m1NH4, if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
f\'G`4e {
F@^N|;_2 __leave;
PP4d?+;V }
5"2@NL printf("\nSetPrivilege ok!");
]Zv, =ZMF ]| if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
)52#:27F {
)@$
&FFIu printf("\nOpen Process %d failed:%d",id,GetLastError());
*1,=qRjL __leave;
)0F^NU }
,v_B)a_E //printf("\nOpen Process %d ok!",id);
E{oB2;P if(!TerminateProcess(hProcess,1))
swt\Ru6, {
8bGD printf("\nTerminateProcess failed:%d",GetLastError());
k+txb? __leave;
*-7fa0< }
i-"<[*ePd IsKilled=TRUE;
F*!gzKZ" }
\7DCwu[0M __finally
k(9s+0qe {
kaC+I"4c if(hProcessToken!=NULL) CloseHandle(hProcessToken);
B[7A if(hProcess!=NULL) CloseHandle(hProcess);
`D"1
gD}{A }
ir+8:./6 return(IsKilled);
"i(U }
w(#:PsMo< //////////////////////////////////////////////////////////////////////////////////////////////
GZ,j?@ 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:
)u
Qvt- /*********************************************************************************************
ChVY
Vx( ModulesKill.c
i6A$1(:h Create:2001/4/28
c}'Xoc Modify:2001/6/23
8xgc[# Author:ey4s
l]>!`'sJL Http://www.ey4s.org |i s 9 PsKill ==>Local and Remote process killer for windows 2k
Crg#6k1~EN **************************************************************************/
~=Fk/ #include "ps.h"
x3_,nl #define EXE "killsrv.exe"
8_Jj+ #define ServiceName "PSKILL"
9Q=>MOB- ^T+<!k #pragma comment(lib,"mpr.lib")
%0 qc@4 //////////////////////////////////////////////////////////////////////////
x' ?.~ //定义全局变量
8nf4Jk8r SERVICE_STATUS ssStatus;
\`&xprqAw SC_HANDLE hSCManager=NULL,hSCService=NULL;
%cd]xQpCp BOOL bKilled=FALSE;
Ltl]j*yei char szTarget[52]=;
_rG-#BKW8L //////////////////////////////////////////////////////////////////////////
3U>S]#5} BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
$Uy#/MX BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
H!#5!m& BOOL WaitServiceStop();//等待服务停止函数
A` =]RJ BOOL RemoveService();//删除服务函数
4a1BGNI%SW /////////////////////////////////////////////////////////////////////////
epYj+T int main(DWORD dwArgc,LPTSTR *lpszArgv)
sI4QI\*4 {
Ho>p ^p BOOL bRet=FALSE,bFile=FALSE;
QdirE4W char tmp[52]=,RemoteFilePath[128]=,
p>!1S szUser[52]=,szPass[52]=;
35}P0+ HANDLE hFile=NULL;
6\XP|n-0+0 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
WEps.]s }il%AAI9}r //杀本地进程
tRkrV]K if(dwArgc==2)
zK,~ 37)\ {
Jfe~ ,cI if(KillPS(atoi(lpszArgv[1])))
C\J@fpH(t` printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
G1A$PR else
svF*@(-P# printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
EJv! tyJ\[ lpszArgv[1],GetLastError());
M Ey1~h/ return 0;
@H3|u`6V }
D`8E-Bq //用户输入错误
;g6 nHek else if(dwArgc!=5)
V02309Y {
7/4~>D&-b printf("\nPSKILL ==>Local and Remote Process Killer"
RlPjki"Mg "\nPower by ey4s"
+<H !3sW "\nhttp://www.ey4s.org 2001/6/23"
YdPlN];[ "\n\nUsage:%s <==Killed Local Process"
QZWoKGd}+ "\n %s <==Killed Remote Process\n",
FV`3,NFk lpszArgv[0],lpszArgv[0]);
+Z )`inw return 1;
CCC4(v }
uAC hu] //杀远程机器进程
=":@Foa strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
IM$'J strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
LxIuxt=X|p strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
`Nkx7Z~w: T3 =)F% //将在目标机器上创建的exe文件的路径
o:h)~[n| sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
byp.V_a}/ __try
ZV0)
."^Z {
H+nr5!`kz //与目标建立IPC连接
Z=0iPy,m> if(!ConnIPC(szTarget,szUser,szPass))
{|G&W^` {
)x y9X0 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
?exALv'B return 1;
cPx66Dh& }
K,Lr+ printf("\nConnect to %s success!",szTarget);
<<i=+ed8eP //在目标机器上创建exe文件
N45s'rF OX'/?B(( hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
qdKh6{ E,
}o~Tw?z-| NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
Ty)gPh6O if(hFile==INVALID_HANDLE_VALUE)
]eY Qio! {
5L/Yi printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
jY1^+y{ __leave;
(L]T*03# }
~4l6unCI //写文件内容
"X\q%%P=? while(dwSize>dwIndex)
=B 1`R%t {
"#[o?_GaJ lv*Wnn@k if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
4KN0i {
Z`e$~n(Bh printf("\nWrite file %s
AEBw#v!,o failed:%d",RemoteFilePath,GetLastError());
*9\oD~2Y __leave;
#1gTpb+t }
9?EY.}~ dwIndex+=dwWrite;
LPtx|Sx![ }
+# m //关闭文件句柄
F[Qs v54 CloseHandle(hFile);
C6Um6X9/i bFile=TRUE;
ZS07_6.~ //安装服务
@`#OC# if(InstallService(dwArgc,lpszArgv))
P1M|f4* {
+:j4G^ V //等待服务结束
fo/(() if(WaitServiceStop())
qg/Y;tGSx {
pmE1EDPag //printf("\nService was stoped!");
Nj! R9N }
ZYpD8u6U else
h+\$Z] {
Ke'YM{ //printf("\nService can't be stoped.Try to delete it.");
EfMG(oI }
H{p[Ghp Sleep(500);
+z{x 7 //删除服务
."$= RemoveService();
BN bb&] }
UFSEobhg&5 }
O:5ldI __finally
rElG7[+)p {
F5b]/;| //删除留下的文件
p1[WGeV if(bFile) DeleteFile(RemoteFilePath);
f)!{y>Q //如果文件句柄没有关闭,关闭之~
uhPIV\ if(hFile!=NULL) CloseHandle(hFile);
l%v hV& //Close Service handle
>B|ofwm* if(hSCService!=NULL) CloseServiceHandle(hSCService);
r-Xjy*T //Close the Service Control Manager handle
R$~JhcX*l' if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
\H}@-*z+) //断开ipc连接
#CBo wsprintf(tmp,"\\%s\ipc$",szTarget);
#RsIxpc WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
PDa06(t7 if(bKilled)
@5uyUSt] printf("\nProcess %s on %s have been
KV3+}k killed!\n",lpszArgv[4],lpszArgv[1]);
GLoL4el else
.>cL/KaP printf("\nProcess %s on %s can't be
*
S+7BdP
killed!\n",lpszArgv[4],lpszArgv[1]);
*{L<BB^ }
CVn;RF6 return 0;
EV;;N }
@)FXG~C* //////////////////////////////////////////////////////////////////////////
vErbX3RY2 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
aTsy)=N {
l a6e` NETRESOURCE nr;
NWq [22X
| char RN[50]="\\";
6Wcn(h8%* s?z=q%-p strcat(RN,RemoteName);
oWn_3gzw; strcat(RN,"\ipc$");
D0"yZp} #&HarBxx nr.dwType=RESOURCETYPE_ANY;
lVO(9sl*i nr.lpLocalName=NULL;
G+%5V5GS nr.lpRemoteName=RN;
FZLzu nr.lpProvider=NULL;
xfZ9&g J^e|"0d if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
S
a#d?:L return TRUE;
Q}`2Y^. else
)@};lmPR return FALSE;
9=sMKc%!- }
lqwJ F & /////////////////////////////////////////////////////////////////////////
b]s%B.h BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
e=NQY8? {
%QlBFl0a BOOL bRet=FALSE;
;U5x'}%0] __try
U~QCN[gh {
o8yEUnqN //Open Service Control Manager on Local or Remote machine
v:so85(S< hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
Ii2g+SlQDa if(hSCManager==NULL)
Qc)RrqYNGF {
mYU dh L^ printf("\nOpen Service Control Manage failed:%d",GetLastError());
[~&:`I1 __leave;
tue%L]hc }
bU@>1>b6lE //printf("\nOpen Service Control Manage ok!");
1+y6W1m^R //Create Service
&Cn9
k3E\R hSCService=CreateService(hSCManager,// handle to SCM database
)y
[[Se ServiceName,// name of service to start
EKI+Dq, ServiceName,// display name
qhHRR/p SERVICE_ALL_ACCESS,// type of access to service
AF{7<v>/P SERVICE_WIN32_OWN_PROCESS,// type of service
0Ci"tA3" SERVICE_AUTO_START,// when to start service
T[2f6[#[_ SERVICE_ERROR_IGNORE,// severity of service
B3k],k failure
`qy6qKl
N EXE,// name of binary file
`'{%szmD NULL,// name of load ordering group
,1.([%z+r NULL,// tag identifier
L
M<