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。
L)U*dY OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
"0PsCr}! <1>与远程系统建立IPC连接
[sH3REE1h <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
xf;>o$oN0P <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
$-UVN0= <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
d*Mqs}8 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
u4
es8" <6>服务启动后,killsrv.exe运行,杀掉进程
O(%6/r`L,k <7>清场
/Q7q2Ne^* 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
tc`3-goX /***********************************************************************
L%$-?O| Module:Killsrv.c
V0>[bzI Date:2001/4/27
64U|]gd$ Author:ey4s
z0+JMZ/ Http://www.ey4s.org XTX/vbge3m ***********************************************************************/
7P(o!%H #include
Iv3O8GU #include
a_S`$(7k #include "function.c"
G-1qxK #define ServiceName "PSKILL"
B6&[_cht {"~[F 2qR SERVICE_STATUS_HANDLE ssh;
fh)eL<I SERVICE_STATUS ss;
6 L4\UTr /////////////////////////////////////////////////////////////////////////
IxUj(l1Fm void ServiceStopped(void)
XYP
RMa? {
^GM3nx$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
fgL"\d} ss.dwCurrentState=SERVICE_STOPPED;
dpS@: ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
q['D?)sy ss.dwWin32ExitCode=NO_ERROR;
?,riwDI 2 ss.dwCheckPoint=0;
tgCp2`n ss.dwWaitHint=0;
\9p.I?= SetServiceStatus(ssh,&ss);
\; '#8 return;
S[9b
I&C }
2"a%%fv /////////////////////////////////////////////////////////////////////////
J&'*N:d void ServicePaused(void)
VFZyWX@#u {
A3 TR'BFw- ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
1WqCezI ss.dwCurrentState=SERVICE_PAUSED;
Xp<O ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
rU9")4sQ ss.dwWin32ExitCode=NO_ERROR;
t1iz5%`p} ss.dwCheckPoint=0;
_z%\53h ss.dwWaitHint=0;
?+=,t]`!m SetServiceStatus(ssh,&ss);
~DxuLk6
s return;
WLU_t65 }
Z)xcxSo void ServiceRunning(void)
@ ^F{ {
: I";&7C ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Y'P^]Q=}_# ss.dwCurrentState=SERVICE_RUNNING;
@+M1M2@Xz ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2Q(ZW@0 ss.dwWin32ExitCode=NO_ERROR;
LC=M{\ ss.dwCheckPoint=0;
rr`_\ut ss.dwWaitHint=0;
/o$6"~t SetServiceStatus(ssh,&ss);
}Tm+gJA return;
R=Lkf }
-ys/I,}< /////////////////////////////////////////////////////////////////////////
7`L]aRS[ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
D6e?J. {
$Nvox<d0 switch(Opcode)
ho^c#>81 {
ZI$P Qz2i case SERVICE_CONTROL_STOP://停止Service
k
"7,-0gz ServiceStopped();
7!`1K_v6 break;
&=%M("IlD case SERVICE_CONTROL_INTERROGATE:
{s*1QBM$\Z SetServiceStatus(ssh,&ss);
c+ZdfdR break;
h
Ks
}
A9Ea}v9: return;
m|?1HCRXRI }
\[]BB5)8 //////////////////////////////////////////////////////////////////////////////
.aWwJZ=[ //杀进程成功设置服务状态为SERVICE_STOPPED
po]<sB //失败设置服务状态为SERVICE_PAUSED
15|gG<- //
${. :(z void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
*hFJI9G {
~Odclrs ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
)<'2 vpz if(!ssh)
Gyi0SM6v5& {
x` wUi*G ServicePaused();
~|{e"!(} return;
buKkm$@w }
z:O:g?A ServiceRunning();
!L|VmLqa Sleep(100);
_q-k1$o$ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
FDGzh/ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
5K|`RzZ`B$ if(KillPS(atoi(lpszArgv[5])))
ed/
"OgA ServiceStopped();
z:Ru` else
f0g_Gn $ ServicePaused();
Y.52`s6F return;
M>BVnB_,- }
5P);t9O6 /////////////////////////////////////////////////////////////////////////////
/^si(BuC^* void main(DWORD dwArgc,LPTSTR *lpszArgv)
~:0U.v_V {
j6*e^
B SERVICE_TABLE_ENTRY ste[2];
A i#~Eu* ste[0].lpServiceName=ServiceName;
Fkqw#s(T ste[0].lpServiceProc=ServiceMain;
X*)DpbWd ste[1].lpServiceName=NULL;
[w FK!? ste[1].lpServiceProc=NULL;
HR'F StartServiceCtrlDispatcher(ste);
qssK0!- return;
n;.); }
x f:|lQf /////////////////////////////////////////////////////////////////////////////
j3?@p5E( 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
eY:jVYG( 下:
zP!j {y4w /***********************************************************************
0w2<2grQ Module:function.c
7Sycy#D Date:2001/4/28
xiC.M6/ Author:ey4s
D|C!KF ( Http://www.ey4s.org p@YbIn ***********************************************************************/
6099w0fR` #include
<5|:QLqy ////////////////////////////////////////////////////////////////////////////
5G#2#Al(F
BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
[GW;RjPE {
uH} }z ! TOKEN_PRIVILEGES tp;
2;SiH]HNS LUID luid;
$C{-gx+: SQG9m2 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
vWYU'_= {
T' )l printf("\nLookupPrivilegeValue error:%d", GetLastError() );
)c0 Dofhg return FALSE;
t8#u}u }
gF|u%_y-qt tp.PrivilegeCount = 1;
5.U|CL tp.Privileges[0].Luid = luid;
W_]onq6 if (bEnablePrivilege)
2J6(TrQ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Y)C!N$=@Q else
7Rr
+Uzb( tp.Privileges[0].Attributes = 0;
a7fn{VU8 // Enable the privilege or disable all privileges.
HAcC& s8 AdjustTokenPrivileges(
3gs7Xj%N hToken,
T$Rf FALSE,
Fau24-g &tp,
]RI+:f sizeof(TOKEN_PRIVILEGES),
tNDv[IF (PTOKEN_PRIVILEGES) NULL,
;c# jO:A5 (PDWORD) NULL);
jH2_Ekgc;_ // Call GetLastError to determine whether the function succeeded.
(5=B^9{R if (GetLastError() != ERROR_SUCCESS)
|#O>DdKHT {
U;Q?Rh-W printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
EUuk%<q7C( return FALSE;
J+Zp<Wu- }
*)qxrBc0 return TRUE;
lD1m<AC }
/baSAoh/e ////////////////////////////////////////////////////////////////////////////
/G!M\teeF BOOL KillPS(DWORD id)
6F3FcUL {
^qNr<Ye HANDLE hProcess=NULL,hProcessToken=NULL;
YyD0g9{ BOOL IsKilled=FALSE,bRet=FALSE;
2j-^F __try
SH1)@K- {
K\^S>dV #HmZe98[% if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
"|d# +C {
mW 'sdb printf("\nOpen Current Process Token failed:%d",GetLastError());
1C<@QrT __leave;
Xny{8Oo<1? }
\ H!Klp //printf("\nOpen Current Process Token ok!");
C5EaP%s if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
qPgny/( {
h=MEQ-3jg __leave;
I*l y
7z }
g,}_&+q:.M printf("\nSetPrivilege ok!");
?4YLt|sn a3SBEkC if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Isg\ fSK<j {
>AUzsQ printf("\nOpen Process %d failed:%d",id,GetLastError());
&[y+WrGG __leave;
`-w;/A"MJ }
V5bB$tL}3 //printf("\nOpen Process %d ok!",id);
S0!w]Ku if(!TerminateProcess(hProcess,1))
o'|B|oZ {
"{M?,jP# printf("\nTerminateProcess failed:%d",GetLastError());
b VcA#7
uA __leave;
..UA*#%1 }
E{{Kzr2$ IsKilled=TRUE;
Jqz K5)
}
^_\%?K_u __finally
jAy0k
{
28LYGrB
if(hProcessToken!=NULL) CloseHandle(hProcessToken);
b>L?0p$ej if(hProcess!=NULL) CloseHandle(hProcess);
OzAxnd\.N }
7(C:ty9 return(IsKilled);
}mOo= )C! }
9i+`,r
//////////////////////////////////////////////////////////////////////////////////////////////
_[$,WuG1 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:
,#K{+1z: /*********************************************************************************************
N}KL' ModulesKill.c
|X;|=. Create:2001/4/28
:r9<wbr)k0 Modify:2001/6/23
DIx.a^LR Author:ey4s
CO`?M,x> Http://www.ey4s.org Q+ZZwqyxD PsKill ==>Local and Remote process killer for windows 2k
e@7UL|12 **************************************************************************/
jR>`Xz #include "ps.h"
*1,4#8tB #define EXE "killsrv.exe"
QM@zy #define ServiceName "PSKILL"
[I`:%y <"{VVyK #pragma comment(lib,"mpr.lib")
[G'
+s //////////////////////////////////////////////////////////////////////////
8~y&" \ //定义全局变量
AejM\#> SERVICE_STATUS ssStatus;
F(|XJN SC_HANDLE hSCManager=NULL,hSCService=NULL;
}!V-FAL BOOL bKilled=FALSE;
`\J,%J char szTarget[52]=;
4`Lr^q}M+ //////////////////////////////////////////////////////////////////////////
yX/{eX5dr BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
-`UOqjb]3 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
m~-O}i~) BOOL WaitServiceStop();//等待服务停止函数
fGoJP[ae BOOL RemoveService();//删除服务函数
;.=]Ar} /////////////////////////////////////////////////////////////////////////
wlgR =l int main(DWORD dwArgc,LPTSTR *lpszArgv)
"EwzuM8f {
^0 &jy:{ BOOL bRet=FALSE,bFile=FALSE;
Hb0_QT~ char tmp[52]=,RemoteFilePath[128]=,
%F\.1\&eE szUser[52]=,szPass[52]=;
*P8CzF^>\& HANDLE hFile=NULL;
VxtX%McK DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
X.ecA`0 #n]K$k> //杀本地进程
bjAI7B8As if(dwArgc==2)
l+j
!CvtI {
5=
T$h;O if(KillPS(atoi(lpszArgv[1])))
(__$YQ- printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
pog else
RK=Pm7L:`y printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
i|m8#*Hd lpszArgv[1],GetLastError());
+;4;~>Y return 0;
yzZzaYv "/ }
A1r%cs //用户输入错误
2|ej~}Y else if(dwArgc!=5)
wY ??#pS {
f@[)*([ printf("\nPSKILL ==>Local and Remote Process Killer"
Y>atJ "\nPower by ey4s"
aRElk&M "\nhttp://www.ey4s.org 2001/6/23"
'n=bQ"bQu "\n\nUsage:%s <==Killed Local Process"
Zu2`IzrG# "\n %s <==Killed Remote Process\n",
+r7hc;+G lpszArgv[0],lpszArgv[0]);
h?v8b+:0 return 1;
<B>hvuCoH }
l fFRqZ //杀远程机器进程
+~
Hb}0ry strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
fDqDU strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
v(GnG strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
E0/>E 'HJ+)[0X* //将在目标机器上创建的exe文件的路径
%?, 7!|Ls sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
+ K`.ck __try
bI|{TKKN&P {
w>8kBQ?b //与目标建立IPC连接
v*0J6< if(!ConnIPC(szTarget,szUser,szPass))
v\CBw" {
zyO=x4U8 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
S(nQ?;9, return 1;
$${3I4 }
K C"&3 printf("\nConnect to %s success!",szTarget);
Pksr9"Ah //在目标机器上创建exe文件
)+|wrK:*v _KKux3a hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
ah
f,- ?S E,
jMCd`Q]K NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
pC0gw2n8M if(hFile==INVALID_HANDLE_VALUE)
QlV(D< {
mtkZF{3Jx printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
n1GX`K __leave;
<bo^u w }
j,;f#+O`g //写文件内容
f0Q! lMv while(dwSize>dwIndex)
xb%Q[V_m {
wr:W}Z@pL 8(l0\R,%+z if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
$GU s\ {
{5D%<Te printf("\nWrite file %s
{D^
)%{ failed:%d",RemoteFilePath,GetLastError());
a%BC{XX __leave;
Te~jYkCd }
:RukW.MR dwIndex+=dwWrite;
lhJY]tQt/ }
ks("(
nU //关闭文件句柄
EPLHw CloseHandle(hFile);
<*z'sUh+} bFile=TRUE;
-T1R}ew*t //安装服务
?Fa$lE4 if(InstallService(dwArgc,lpszArgv))
a@&qdp {
&&52ji<3 //等待服务结束
tDah@_ if(WaitServiceStop())
Z:,\FB_U {
o6|-
:u5_/ //printf("\nService was stoped!");
9z{}DBA }
:|S[i(' else
D4(73 {
17c`c.yP //printf("\nService can't be stoped.Try to delete it.");
0%,W5w }
87 B$ Sleep(500);
*oIIcE4g7 //删除服务
)'g4Ty RemoveService();
]AM*9! }
ZVJ6 {DS/ }
H|aC(c __finally
|x1Ttr, {
35AH|U7b //删除留下的文件
kSol%C if(bFile) DeleteFile(RemoteFilePath);
@XL49D12c //如果文件句柄没有关闭,关闭之~
:jkPV%!~ if(hFile!=NULL) CloseHandle(hFile);
}*%=C!m4R! //Close Service handle
^/Yk*Ny if(hSCService!=NULL) CloseServiceHandle(hSCService);
oNl-!W //Close the Service Control Manager handle
Sh-B! if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
Zn.S65J*u //断开ipc连接
kO^ wsprintf(tmp,"\\%s\ipc$",szTarget);
U
v>^ Z2 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Wt!;Y,1s if(bKilled)
-:L7iOzgD printf("\nProcess %s on %s have been
:4X,5X7tW= killed!\n",lpszArgv[4],lpszArgv[1]);
5oYeUy>N else
9"1=um= printf("\nProcess %s on %s can't be
`Has3AX8 killed!\n",lpszArgv[4],lpszArgv[1]);
2fc+PE }
r
z@%rOWV return 0;
h<?I?ZR0$ }
TQ/# //////////////////////////////////////////////////////////////////////////
QJkiu8r BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
=yqg,w&Q {
kaR55 NETRESOURCE nr;
CnY dj~ char RN[50]="\\";
^dxy%*Z/ Ud>hDOJ3 strcat(RN,RemoteName);
{BA Z`I strcat(RN,"\ipc$");
B@ \0b| l{ fL~O nr.dwType=RESOURCETYPE_ANY;
rvnm*e, nr.lpLocalName=NULL;
+&_n[; nr.lpRemoteName=RN;
T_)+l) nr.lpProvider=NULL;
ahM?;p Z,XivU& if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
;yZY2)L return TRUE;
d]=>U^K else
_A]~`/0;` return FALSE;
aM8z_j!!u }
;lTgihW- /////////////////////////////////////////////////////////////////////////
=<=[E:B BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
Xa>c]j {
d+eb![fi BOOL bRet=FALSE;
e<Oz% __try
Dp@m"_1`+ {
CFY4PuI"! //Open Service Control Manager on Local or Remote machine
F20%r 0 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
wYHyVY2tj2 if(hSCManager==NULL)
e=u}J%| {
1tpt433 printf("\nOpen Service Control Manage failed:%d",GetLastError());
z5[Qh<M __leave;
<("P5@cExU }
+w@/$datI //printf("\nOpen Service Control Manage ok!");
R ta_\Aj! //Create Service
(jE[W: hSCService=CreateService(hSCManager,// handle to SCM database
KiNluGNt ServiceName,// name of service to start
mP)im]H ServiceName,// display name
G&0JK ,Y SERVICE_ALL_ACCESS,// type of access to service
O}Do4>02 SERVICE_WIN32_OWN_PROCESS,// type of service
90$`AMR SERVICE_AUTO_START,// when to start service
Rmh,P > SERVICE_ERROR_IGNORE,// severity of service
{y:+rh& failure
NsSl|m EXE,// name of binary file
f6HDfJmE NULL,// name of load ordering group
N%?8Bm~dP NULL,// tag identifier
YwB\kN NULL,// array of dependency names
P$;_YLr NULL,// account name
@ j4~`~8 NULL);// account password
FEg&EYI
//create service failed
3+%L[fW`/ if(hSCService==NULL)
/#?i +z {
HmEU;UbO- //如果服务已经存在,那么则打开
<