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。
vIGw6BJI OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
B9dt=j3j2 <1>与远程系统建立IPC连接
aptY6lGv-| <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
tOl e>] <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
u{H?4|'( <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
!
NV#U <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
*?p|F&J <6>服务启动后,killsrv.exe运行,杀掉进程
z_|oCT!6 <7>清场
5z$,6T 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
i'/m4 !>h /***********************************************************************
2h=%K/hhY Module:Killsrv.c
HfNDD|Zz Date:2001/4/27
`TLzVB-j3 Author:ey4s
{tP%epQ Http://www.ey4s.org B2=\2< ***********************************************************************/
S::=85[>z #include
\E1U@6a #include
32)tJ|m #include "function.c"
QCOo #define ServiceName "PSKILL"
^rNUAj9Z p*QKK@C SERVICE_STATUS_HANDLE ssh;
<[ Xw)/# SERVICE_STATUS ss;
A#wEuX=[ /////////////////////////////////////////////////////////////////////////
I3b"|% void ServiceStopped(void)
[I*!
lbt {
mB'3N;~ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
jdA
]2] ss.dwCurrentState=SERVICE_STOPPED;
v-j3bB ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
OW;tT=ql ss.dwWin32ExitCode=NO_ERROR;
$^/0<i$ ss.dwCheckPoint=0;
<i\A_qqc/ ss.dwWaitHint=0;
C@\{ehG SetServiceStatus(ssh,&ss);
knp>m,w return;
JAc_kl{4O }
R[tC^]ai /////////////////////////////////////////////////////////////////////////
l:|D,q void ServicePaused(void)
1%[_`J;>Z {
X@N$Z{ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
U\@A_
B ss.dwCurrentState=SERVICE_PAUSED;
w*7|dZk{ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
;U=q-tb ss.dwWin32ExitCode=NO_ERROR;
$m$;v<PSe ss.dwCheckPoint=0;
vsB*rP= ss.dwWaitHint=0;
;i uQ?MR3 SetServiceStatus(ssh,&ss);
. RVVWqW return;
n
1b(\PA }
Z3KO90O!8 void ServiceRunning(void)
='?:z2lJ {
q6#<[ 4? ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
R6;Phdh<> ss.dwCurrentState=SERVICE_RUNNING;
b,H[I!. % ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
;zTuKex~ ss.dwWin32ExitCode=NO_ERROR;
Ol/\t ss.dwCheckPoint=0;
6aO2:|:yP ss.dwWaitHint=0;
gO?44^hMe SetServiceStatus(ssh,&ss);
@LE[ac return;
f7urJ'!V }
X?r48l?? /////////////////////////////////////////////////////////////////////////
cV
K7 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
j-@kW'K {
+>^7vq-\' switch(Opcode)
]w).8=I {
<z+:j!~ case SERVICE_CONTROL_STOP://停止Service
%V G/ ServiceStopped();
b]Kk2S/ break;
6(&Y(/ case SERVICE_CONTROL_INTERROGATE:
.\Fss(Zn SetServiceStatus(ssh,&ss);
U%B(5cC break;
b}!3;: iD }
Z [Xa%~5>5 return;
`NRH9l>B7 }
`m@U!X
//////////////////////////////////////////////////////////////////////////////
: 9!%ZD //杀进程成功设置服务状态为SERVICE_STOPPED
"bQ[CD //失败设置服务状态为SERVICE_PAUSED
j F"YTr6 //
>cMd\%^t void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
P\m7 - {
LHCsk{3 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
w?vVVA if(!ssh)
5MTgK=c {
Lm*VN~2 ServicePaused();
CJknJn3m& return;
I+
l% Sn#\ }
^>&k]T` ServiceRunning();
NUJ~YWO; Sleep(100);
9<Eg}Ic //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
t G.(flW, //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
ITJ q if(KillPS(atoi(lpszArgv[5])))
jn%kG ~]'Q ServiceStopped();
F!!N9VIC else
o5o^TW{ ServicePaused();
w FtN+ return;
V\~Wv V }
oP?YA-#nc /////////////////////////////////////////////////////////////////////////////
OKOu`Hz@ void main(DWORD dwArgc,LPTSTR *lpszArgv)
yoe}$f4 {
imL_lw^? SERVICE_TABLE_ENTRY ste[2];
b;mSQ4+ ste[0].lpServiceName=ServiceName;
\uOdALZ ste[0].lpServiceProc=ServiceMain;
h[tix: ste[1].lpServiceName=NULL;
-<_$m6x"A ste[1].lpServiceProc=NULL;
a~LC+8|JW StartServiceCtrlDispatcher(ste);
@DAF 6ygs return;
E:E4ulak }
0[A9b,MMVO /////////////////////////////////////////////////////////////////////////////
(P|~>k 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
5r{;CKKz 下:
H4-qB Z' /***********************************************************************
Yd
cK&{ Module:function.c
er.L7 Date:2001/4/28
|aToUi.Q% Author:ey4s
x<i}_@Sn_+ Http://www.ey4s.org L#[]I, ***********************************************************************/
X<OSN&d
#include
#.B"q:CW*P ////////////////////////////////////////////////////////////////////////////
=nUW' BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
[`=LTBt {
#_
C TOKEN_PRIVILEGES tp;
&<'n^n LUID luid;
a?5[k}\ Z(0@1l`Z-` if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
.y5,x\Pq( {
._:nw=Y0<} printf("\nLookupPrivilegeValue error:%d", GetLastError() );
g&/p*c_ return FALSE;
f3*?MXxb16 }
K!AAGj` tp.PrivilegeCount = 1;
/(C~~XP) tp.Privileges[0].Luid = luid;
7sNw if (bEnablePrivilege)
1YxgR}7 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
H&}ipaDO else
^t"iX9 tp.Privileges[0].Attributes = 0;
#<7O08: // Enable the privilege or disable all privileges.
o`,Qku k AdjustTokenPrivileges(
%i0?UpA hToken,
7B9 `<{!h FALSE,
>?W[PQ5 yx &tp,
&Bb<4R sizeof(TOKEN_PRIVILEGES),
@+,pN6}g (PTOKEN_PRIVILEGES) NULL,
L];y}]:F* (PDWORD) NULL);
'WyTI^K9 // Call GetLastError to determine whether the function succeeded.
?wpB` if (GetLastError() != ERROR_SUCCESS)
VxO%rq3 {
M.}7pJ7f printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
}1 vT) return FALSE;
_1Z=q.sC }
lt'I,Xt return TRUE;
Eu<1Bse; }
Mq%,lJA\ ////////////////////////////////////////////////////////////////////////////
7YWNd^FI
V BOOL KillPS(DWORD id)
XkKC! {
0pe3L HANDLE hProcess=NULL,hProcessToken=NULL;
o6kNx>tc) BOOL IsKilled=FALSE,bRet=FALSE;
3+7^uR$/I4 __try
^
?hA@{T/1 {
IputF<p OvL\u{(<F if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
%T`U^Pnr {
tS# `.F~y printf("\nOpen Current Process Token failed:%d",GetLastError());
sPAg)6&M __leave;
.]4W!])9 }
ug 7o>PX //printf("\nOpen Current Process Token ok!");
pe0x""K if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
P3tx|:gV {
9$K;Raz% __leave;
&(rWw Oo6 }
=H7xD"'%R printf("\nSetPrivilege ok!");
<S"~vKD' V)o,1
if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
y k161\ {
-PB[-CX printf("\nOpen Process %d failed:%d",id,GetLastError());
g{s'GyV8t __leave;
UnWW/]E }
5R MS( //printf("\nOpen Process %d ok!",id);
ig"uXs if(!TerminateProcess(hProcess,1))
\~rlgxd {
@* 1U{` printf("\nTerminateProcess failed:%d",GetLastError());
Z*{]
, __leave;
dBCbL.! }
@pV5}N[] IsKilled=TRUE;
"LhUxnll }
Zzua17
__finally
?gGt2O1J {
>/f_F6ay# if(hProcessToken!=NULL) CloseHandle(hProcessToken);
+WJ(QZEhD if(hProcess!=NULL) CloseHandle(hProcess);
^:, l\Y }
wVs.Vcwr
return(IsKilled);
2B~wHv }
gv15t'y9 //////////////////////////////////////////////////////////////////////////////////////////////
|8_JY2
R 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:
D,l,`jv* /*********************************************************************************************
n7aU<`U ModulesKill.c
.uo.N Create:2001/4/28
vZ7gS Modify:2001/6/23
H14Ic.& Author:ey4s
Uh}seB#mJj Http://www.ey4s.org co 4h*?q PsKill ==>Local and Remote process killer for windows 2k
^^` Jcd/ **************************************************************************/
Z]w#vLR #include "ps.h"
:!&;p #define EXE "killsrv.exe"
x LBQ #define ServiceName "PSKILL"
=`n]/L"Q eg+!*>GaX #pragma comment(lib,"mpr.lib")
R$kpiqK //////////////////////////////////////////////////////////////////////////
_GQz!YA //定义全局变量
z(uZF3 SERVICE_STATUS ssStatus;
X8eJ4% SC_HANDLE hSCManager=NULL,hSCService=NULL;
Ey{%XR+*; BOOL bKilled=FALSE;
ajl
2I/D char szTarget[52]=;
6~:Sgt nU //////////////////////////////////////////////////////////////////////////
{Ee>n^1 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
v<\A% BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
T Zir>5 BOOL WaitServiceStop();//等待服务停止函数
W_O)~u8 BOOL RemoveService();//删除服务函数
a\uie$"cr] /////////////////////////////////////////////////////////////////////////
/T^ JS int main(DWORD dwArgc,LPTSTR *lpszArgv)
F,Xo|jjj {
Hk_y/97OO BOOL bRet=FALSE,bFile=FALSE;
v}G]X Z8 char tmp[52]=,RemoteFilePath[128]=,
z7.|fE)<6 szUser[52]=,szPass[52]=;
_?7#MWe& HANDLE hFile=NULL;
C9n}6Er=, DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
jt~Qu- 5pNY)>]t= //杀本地进程
'+'CbWgY if(dwArgc==2)
<<9Va. {
!
ueN|8' if(KillPS(atoi(lpszArgv[1])))
I[MgIr^ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
h 6G/O`: else
>>[/UFC)n printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
ln*icaDqf lpszArgv[1],GetLastError());
~sQjl] return 0;
?zJpD8e }
/5AW?2) //用户输入错误
#0I{.Wy] else if(dwArgc!=5)
|4) {
>4m'tZ8 printf("\nPSKILL ==>Local and Remote Process Killer"
-37a. "\nPower by ey4s"
a^qNJ?R! "\nhttp://www.ey4s.org 2001/6/23"
Y-piL8Xc "\n\nUsage:%s <==Killed Local Process"
Ou>u% "\n %s <==Killed Remote Process\n",
q+SD6qM lpszArgv[0],lpszArgv[0]);
1PaUI#X"2F return 1;
A\rt6/ }
<HWS:'1 //杀远程机器进程
@4~=CV%j strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Dq\ Jz~ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
V{-AP=C7 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
n;HHogA eC
DIwB28 //将在目标机器上创建的exe文件的路径
8GPIZh'0h sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
c;f!!3& __try
Z!d7&T} {
=+5,B\~q@C //与目标建立IPC连接
,?UM;^
if(!ConnIPC(szTarget,szUser,szPass))
75!9FqMZ} {
-${DW^txMZ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
+@9gkPQQ-@ return 1;
{P9J8@D }
e/_C printf("\nConnect to %s success!",szTarget);
>!e<}84b //在目标机器上创建exe文件
EO|:FcW |s7`F% hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
)'4P.>!!aQ E,
JE5 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
;^
wd_ if(hFile==INVALID_HANDLE_VALUE)
{n3EGSP# {
uy _wp^ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
cxeghy:;U __leave;
RT/o$$ }
oq/G`{`\ //写文件内容
I:&/`K4,x, while(dwSize>dwIndex)
sML=5=otx {
QB!~Wh m8Vdb"0 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Y&H}xn {
2N#$X'8 printf("\nWrite file %s
<%}QDO8\i failed:%d",RemoteFilePath,GetLastError());
BC>=B@H0 __leave;
+'@+x'/{^ }
tbo>%kn dwIndex+=dwWrite;
Xy ,lA4IP }
a/Q$cOs //关闭文件句柄
qL$a
c}` CloseHandle(hFile);
?,P3)&3g bFile=TRUE;
<Tw>|cFT //安装服务
})xp%<` if(InstallService(dwArgc,lpszArgv))
p=GWq(S6 {
M69
w- //等待服务结束
vD/NgRBww if(WaitServiceStop())
a?}
.Fs {
0l*]L`]L# //printf("\nService was stoped!");
w1x"
c>1C }
'k;4 j|< else
B0$:b! {
_CBWb //printf("\nService can't be stoped.Try to delete it.");
`=+^|Y} }
]=rht9)," Sleep(500);
hDP/JN8y //删除服务
d4:`@* RemoveService();
CQ7{1,?2 }
G2 ]H6G$M }
!J1rRPV __finally
_cTh#t ^ {
:Eh\NOc_O //删除留下的文件
onCKI," if(bFile) DeleteFile(RemoteFilePath);
[AH6~-\ x //如果文件句柄没有关闭,关闭之~
( m\$hX if(hFile!=NULL) CloseHandle(hFile);
v$~QCtc //Close Service handle
L$'[5"ma
; if(hSCService!=NULL) CloseServiceHandle(hSCService);
Tm^89I]L //Close the Service Control Manager handle
y4Z&@,_{ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
$CTSnlPq //断开ipc连接
*b *G2f^ wsprintf(tmp,"\\%s\ipc$",szTarget);
682Z}"I0 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
eg<bi@C1| if(bKilled)
\}6;Kf}\ printf("\nProcess %s on %s have been
3<=,1 cU killed!\n",lpszArgv[4],lpszArgv[1]);
spU)]4P& else
0tISXu- printf("\nProcess %s on %s can't be
d\MLOXnLq; killed!\n",lpszArgv[4],lpszArgv[1]);
`
8W* }
lPH%Do>K return 0;
2Y}?P+:%> }
h'J|K^na //////////////////////////////////////////////////////////////////////////
H|ozDA BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
rrg96WD {
$p!yhn7 NETRESOURCE nr;
}7fZ[J3 char RN[50]="\\";
'[$)bPMHl 7*j
(* strcat(RN,RemoteName);
eD$M<Eu strcat(RN,"\ipc$");
Gir#"5F =U[3PC-N@ nr.dwType=RESOURCETYPE_ANY;
i
8!zu!-0 nr.lpLocalName=NULL;
Er/bO nr.lpRemoteName=RN;
Ze<K=Q%(i nr.lpProvider=NULL;
UT~a&u tqAd$:L if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
@3fn)YQ' return TRUE;
NC&DF