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。
sJ?Fque OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
z-(dT <1>与远程系统建立IPC连接
Z/hSH
0 (~ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Abce]-E <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
34]f[jJ| <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
V# w$|B\ <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
s<z{ (a <6>服务启动后,killsrv.exe运行,杀掉进程
a+zE`uY
<7>清场
suPQlU>2sj 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
\8Fe56 /***********************************************************************
w{K_+}fAC Module:Killsrv.c
CbS9fc& Date:2001/4/27
&hd+x5 Author:ey4s
&^qD<eZ!Eq Http://www.ey4s.org 2={`g/WeE ***********************************************************************/
1>57rx"l #include
^7TM.lE #include
hV'JTU]H #include "function.c"
Gt\F),@ #define ServiceName "PSKILL"
"=9L7.E) @?G.6r~ SERVICE_STATUS_HANDLE ssh;
+UHf&i/3 SERVICE_STATUS ss;
gjL>FOe8u /////////////////////////////////////////////////////////////////////////
98Pt&C? -B void ServiceStopped(void)
~+QfP:G {
'(&.[Pk:" ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
M*8Ef^-U`t ss.dwCurrentState=SERVICE_STOPPED;
s+C&\$E ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
(tx6U.Oy ss.dwWin32ExitCode=NO_ERROR;
\ tF>< ss.dwCheckPoint=0;
h+CTi6-p ss.dwWaitHint=0;
W84JB3p SetServiceStatus(ssh,&ss);
ui YZk3 return;
*hAq]VC}) }
5R/k -h^` /////////////////////////////////////////////////////////////////////////
+<|6y46 void ServicePaused(void)
\@GA;~x.b {
t_x\&+W ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ZnI_<iFR* ss.dwCurrentState=SERVICE_PAUSED;
^yu0Veypy ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
536H*HdN ss.dwWin32ExitCode=NO_ERROR;
M7fw/i ss.dwCheckPoint=0;
DZilK: ss.dwWaitHint=0;
P<
O [S SetServiceStatus(ssh,&ss);
K82pWpR return;
O9dIobu4 }
JN$v=Ox{ void ServiceRunning(void)
lBgf' b3$ {
&LwR9\sh ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
/al(=zf ss.dwCurrentState=SERVICE_RUNNING;
l~!\<, ! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Siq2Glg_ ss.dwWin32ExitCode=NO_ERROR;
bezT\F/\ ss.dwCheckPoint=0;
(XX6M[M8 ss.dwWaitHint=0;
tUDOL-Tv SetServiceStatus(ssh,&ss);
=^|^"b return;
V&eti2&zO }
/![S 3Ol /////////////////////////////////////////////////////////////////////////
Wr a W void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
(I IPrW;> {
&<_*yl p switch(Opcode)
)~rfx {
Yo/U /dB case SERVICE_CONTROL_STOP://停止Service
(vB aem9 ServiceStopped();
N&]v\MjI62 break;
lQ<2Vw#Yl case SERVICE_CONTROL_INTERROGATE:
_[<R<&jG SetServiceStatus(ssh,&ss);
JN .\{ Y break;
2%m H }
m$ )yd~ return;
iKnH6}`?U }
=;W"Pi;* //////////////////////////////////////////////////////////////////////////////
j&6,%s-M`a //杀进程成功设置服务状态为SERVICE_STOPPED
@{iws@. //失败设置服务状态为SERVICE_PAUSED
yM}}mypS //
#g#vDR! void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
#v0"hFOH, {
*p`0dvXG2 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
/`Yy(?, if(!ssh)
5Q#;4 {
w},' 1 ServicePaused();
DJ_,1F return;
#=V%S
2~ }
+dX1`%RR[ ServiceRunning();
6}='/d-[ Sleep(100);
MUhC6s\F //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
w,bILv) //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
/;-KWu+5= if(KillPS(atoi(lpszArgv[5])))
|NJe4lw+? ServiceStopped();
SpPG else
>@KQ )p' ` ServicePaused();
CoDu|M% return;
?&I gD. }
Q&]
}`Rp= /////////////////////////////////////////////////////////////////////////////
H%t/-'U? void main(DWORD dwArgc,LPTSTR *lpszArgv)
O$k;p<?M {
7!+kyA\}r^ SERVICE_TABLE_ENTRY ste[2];
nd3=\.(P ste[0].lpServiceName=ServiceName;
D9zw' RY ste[0].lpServiceProc=ServiceMain;
rlT[tOVAY ste[1].lpServiceName=NULL;
XSyCT0f08 ste[1].lpServiceProc=NULL;
lhw]?\ StartServiceCtrlDispatcher(ste);
gh=s#DQsFw return;
Z4A
a }
1sl^+)z8 /////////////////////////////////////////////////////////////////////////////
4:q<<vCJv 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
%_0,z`f 下:
bj\v0NKN4 /***********************************************************************
{_0Efc=7 Module:function.c
WMnR+?q Date:2001/4/28
S+py\z% Author:ey4s
t
j&+HC Http://www.ey4s.org :@jhe8'w ***********************************************************************/
SweaERl #include
EAn}8#r'(8 ////////////////////////////////////////////////////////////////////////////
b Gq0k& BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
S+3'C {
X&o!xV -+ TOKEN_PRIVILEGES tp;
[t*m$0[: LUID luid;
Rq gH,AN |:$D[= if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
y3F13 Z@% {
3v)v92; printf("\nLookupPrivilegeValue error:%d", GetLastError() );
+(0Fab8g return FALSE;
9r-]@6; }
TC[_Ip& tp.PrivilegeCount = 1;
lTJ1]7) tp.Privileges[0].Luid = luid;
o90SXa&l/ if (bEnablePrivilege)
Qj5~ lX`W tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
F@Y)yi?z else
W6ZXb_X tp.Privileges[0].Attributes = 0;
[SgWUP* // Enable the privilege or disable all privileges.
#qXE[% AdjustTokenPrivileges(
4r;!b;3 hToken,
}M'h5x FALSE,
aDFu!PLB{) &tp,
3t22KY[` sizeof(TOKEN_PRIVILEGES),
|7n&I`# (PTOKEN_PRIVILEGES) NULL,
2
*IF (PDWORD) NULL);
=]&?(Gq // Call GetLastError to determine whether the function succeeded.
LI_>fuv"8 if (GetLastError() != ERROR_SUCCESS)
^'.=&@i- {
K-IXAdx printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
>8Wvz.Nq/ return FALSE;
JYL/p9K[I }
n)uvN return TRUE;
I'2:>44>I6 }
=A={Dpv[> ////////////////////////////////////////////////////////////////////////////
)k01K,%#) BOOL KillPS(DWORD id)
pA%XqG*=Y {
<9 lZ%j; HANDLE hProcess=NULL,hProcessToken=NULL;
drP2%u BOOL IsKilled=FALSE,bRet=FALSE;
Yr5A,-s __try
+]uW|owxo {
x- kCNy x7K if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
ot]eaad {
{[G2{ijRz printf("\nOpen Current Process Token failed:%d",GetLastError());
]vJZ v"ACn __leave;
O&l(`*P }
*')BP;|V` //printf("\nOpen Current Process Token ok!");
p8K4^H if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
hm3,?FMbq {
O=LS~&=, __leave;
3":ef|w] }
4v9zFJ<Z printf("\nSetPrivilege ok!");
TU$PAwn= [tsi8r=T if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
LO]D
XW 9 {
Qw4P{>|Y printf("\nOpen Process %d failed:%d",id,GetLastError());
^I3cU'X __leave;
,Q4U<`ds! }
pA)!40kz //printf("\nOpen Process %d ok!",id);
$r|R`n = if(!TerminateProcess(hProcess,1))
Yh_H$uW {
fiz2544 printf("\nTerminateProcess failed:%d",GetLastError());
PxzeN6f __leave;
(RG\U[ }
s<gZB:~ IsKilled=TRUE;
kK&tB }
q9.)p __finally
I Gv_s+O-* {
vpXC5|9U if(hProcessToken!=NULL) CloseHandle(hProcessToken);
>JwdVy^ if(hProcess!=NULL) CloseHandle(hProcess);
r@FdxsCnGM }
H`q" _p: return(IsKilled);
BT;hW7){9 }
rHPda?&H //////////////////////////////////////////////////////////////////////////////////////////////
K];nM}<
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:
WRU/^g3O@' /*********************************************************************************************
I\DmVc\l ModulesKill.c
T:o!H
Xdj^ Create:2001/4/28
:zfnp,Gv Modify:2001/6/23
v#&r3ZW0 Author:ey4s
0fA42*s; Http://www.ey4s.org ]#R'hL%f PsKill ==>Local and Remote process killer for windows 2k
?g|K"P<1 **************************************************************************/
v{`Z #include "ps.h"
K y~
9's #define EXE "killsrv.exe"
UgDai?b1 #define ServiceName "PSKILL"
-q' n p0H DfwxPt# #pragma comment(lib,"mpr.lib")
(1H_V( //////////////////////////////////////////////////////////////////////////
9\i;zpN\ //定义全局变量
q"ba~@<BEl SERVICE_STATUS ssStatus;
KK4>8zGR SC_HANDLE hSCManager=NULL,hSCService=NULL;
*6 -;iT8 BOOL bKilled=FALSE;
Onb*nm char szTarget[52]=;
hh<5?1 //////////////////////////////////////////////////////////////////////////
+*'
BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
-B:Z(]3#\ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
KJWYG^zI BOOL WaitServiceStop();//等待服务停止函数
9+@"DuYc6 BOOL RemoveService();//删除服务函数
P`6
T;|VDk /////////////////////////////////////////////////////////////////////////
75i
M_e\ int main(DWORD dwArgc,LPTSTR *lpszArgv)
i@e.Uzn {
^Dh j<_ BOOL bRet=FALSE,bFile=FALSE;
o^dt#
& char tmp[52]=,RemoteFilePath[128]=,
S+H#^WSt szUser[52]=,szPass[52]=;
7iu?Q HANDLE hFile=NULL;
W!q'wrIx( DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
^@l_K +T fZ$<'(t //杀本地进程
@+~=h{jv< if(dwArgc==2)
3S1V^C-eBx {
>SpXB:wx if(KillPS(atoi(lpszArgv[1])))
~J?O ~p`& printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
q88p~Ccoa else
h`+Gs{1qw printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
IrQ8t! lpszArgv[1],GetLastError());
Pd!;z=I return 0;
F7a &- }
yq+<pfaqvK //用户输入错误
NHA
2 i else if(dwArgc!=5)
Gir_.yc/ {
f/Km$#xOr printf("\nPSKILL ==>Local and Remote Process Killer"
jENarB^As "\nPower by ey4s"
Ug^C}".& "\nhttp://www.ey4s.org 2001/6/23"
!+& NG&1 "\n\nUsage:%s <==Killed Local Process"
h95C4jBE "\n %s <==Killed Remote Process\n",
S`2M QL lpszArgv[0],lpszArgv[0]);
.vNfbYH( return 1;
vW]Frb }
1 Uz'=a //杀远程机器进程
}<7Dyn, strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
,e+.Q#r*Y strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
1 6;l,@ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
* 2[&26D ^|xj. //将在目标机器上创建的exe文件的路径
}Bw=2 ~ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Y<3s_ __try
]*j>yj.Y'~ {
,'5P[- //与目标建立IPC连接
6nt$o)[ if(!ConnIPC(szTarget,szUser,szPass))
6;Cr92 {
St,IWOmq" printf("\nConnect to %s failed:%d",szTarget,GetLastError());
RI w6i?/I return 1;
7p3 ;b"' }
=bs4*[zq printf("\nConnect to %s success!",szTarget);
}#zE`IT //在目标机器上创建exe文件
nQK@Uy5Yr WIO V hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
B)
&BqZ& E,
0uzis09 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
HP|,AmVLl if(hFile==INVALID_HANDLE_VALUE)
=sRd5aMs {
I@cKiB printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
E#Ynn6 __leave;
wJ! }
S$W
*i@x? //写文件内容
a1ZGMQq! while(dwSize>dwIndex)
p`gg {
QnZR ( f8g}2 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
[ /*$?PXt {
({D.oS printf("\nWrite file %s
!Y=s_)X failed:%d",RemoteFilePath,GetLastError());
o;FjpZ __leave;
+f\tqucI3 }
Zm%}AzM dwIndex+=dwWrite;
\F,?ptu }
;1S{xd*^N //关闭文件句柄
GW'=/
z7 CloseHandle(hFile);
6v GcM3M bFile=TRUE;
z QoMHFL3 //安装服务
Xfx(X4$ 9 if(InstallService(dwArgc,lpszArgv))
.
)Fn]x"< {
H:U1#bQQ: //等待服务结束
QC~B8 ] if(WaitServiceStop())
SynxMUlA {
YV-2es+Bd //printf("\nService was stoped!");
d|on
y }
:*tv`:;p else
[=e61Z {
^]'p927 //printf("\nService can't be stoped.Try to delete it.");
*-Lnsi^7v }
gb@Rx Sleep(500);
|F<U;xV$p //删除服务
+x
G] (? RemoveService();
Ec_
G9& }
[HF)d#A }
h1fJ`WT6, __finally
r-]R4#z> {
aEXV^5;,pJ //删除留下的文件
\#tr4g~u if(bFile) DeleteFile(RemoteFilePath);
qfC9 {gu //如果文件句柄没有关闭,关闭之~
0J$wX yh if(hFile!=NULL) CloseHandle(hFile);
""Drf=] //Close Service handle
1>a^Q if(hSCService!=NULL) CloseServiceHandle(hSCService);
)~d2`1zGS //Close the Service Control Manager handle
^!{oyw
if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
TuIeaH% x //断开ipc连接
8i-?\VZD wsprintf(tmp,"\\%s\ipc$",szTarget);
TW3:Y\ p WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
!SJmu}OB] if(bKilled)
cJ]`/YJ printf("\nProcess %s on %s have been
./#K@V1 killed!\n",lpszArgv[4],lpszArgv[1]);
Y+/ofk" else
Ea\a: printf("\nProcess %s on %s can't be
W7(OrA! killed!\n",lpszArgv[4],lpszArgv[1]);
U@& <5' }
}C"#b\A2 return 0;
ct~lt'L\ }
NWCnt,FlY //////////////////////////////////////////////////////////////////////////
l[ @\!;| BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
6J%SkuxR {
XF^c(*5 NETRESOURCE nr;
\`>Y char RN[50]="\\";
t T-]Vj. 6ap,XFRMh strcat(RN,RemoteName);
[FiXsYb.8 strcat(RN,"\ipc$");
q6j]j~JxB
C&e nr.dwType=RESOURCETYPE_ANY;
%Pa-fee nr.lpLocalName=NULL;
_nx|ZJ nr.lpRemoteName=RN;
H:[z#f|t nr.lpProvider=NULL;
*tRJ= "45BOw&72G if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
u8o7J(aQsR return TRUE;
DT 9i<kl else
C
2oll-kN return FALSE;
b17p;wS }
G>:l(PW: /////////////////////////////////////////////////////////////////////////
@Zq,mPaR$ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
_LK>3Sqd {
S^x9 2&! BOOL bRet=FALSE;
\Z+v\5nmO __try
}ZYK3F {
J8b]*2D //Open Service Control Manager on Local or Remote machine
`=-}S+ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
$S,Uoh if(hSCManager==NULL)
6_XX[.% {
zZiB`% printf("\nOpen Service Control Manage failed:%d",GetLastError());
U4N
S.`V __leave;
(O`=$e }
+IS$Un //printf("\nOpen Service Control Manage ok!");
(Nik(Oyj" //Create Service
40g&zU- hSCService=CreateService(hSCManager,// handle to SCM database
l}O`cC ServiceName,// name of service to start
v(: VUo]H ServiceName,// display name
Zfb:>J@h6 SERVICE_ALL_ACCESS,// type of access to service
(n`\ b47 SERVICE_WIN32_OWN_PROCESS,// type of service
#=O0-si]P SERVICE_AUTO_START,// when to start service
;m`I}h< SERVICE_ERROR_IGNORE,// severity of service
2>EIDRLJ- failure
~{5%~8h.0r EXE,// name of binary file
aD&10b9` NULL,// name of load ordering group
<K97eAcW NULL,// tag identifier
p:4vjh=1h NULL,// array of dependency names
eM9~&{m. NULL,// account name
jG.*tuf NULL);// account password
b-O4IDIT //create service failed
3c9[FZ@ya if(hSCService==NULL)
OOk53~2id {
1:>RQPXcWv //如果服务已经存在,那么则打开
Q'|cOQX if(GetLastError()==ERROR_SERVICE_EXISTS)
G*"N}M1) {
|f>y"T+1 //printf("\nService %s Already exists",ServiceName);
9*2hBNp+ //open service
!Uj !Oy hSCService = OpenService(hSCManager, ServiceName,
^mz_T+UOe SERVICE_ALL_ACCESS);
gj'ar if(hSCService==NULL)
"M:arP5f {
n]o+KT\ printf("\nOpen Service failed:%d",GetLastError());
-8pHjry'q __leave;
v5 9> }
Mys;Il" //printf("\nOpen Service %s ok!",ServiceName);
L>L4%? }
JI*ikco- else
F2:7UNy, {
K^w9@&