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。
j;s"q]"x] OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
7:9.&W/KE <1>与远程系统建立IPC连接
H,+I2tEs <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
j{Hao\F8 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
Jj,U RD&0R <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
~vXaqCX <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
>y.%xK <6>服务启动后,killsrv.exe运行,杀掉进程
QFg sq{
<7>清场
6fd+Q
/ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
6T+FH;h
/***********************************************************************
1U^A56CN Module:Killsrv.c
a;QMAd! Date:2001/4/27
+x_Rfk$fb Author:ey4s
>tO`r.5u9 Http://www.ey4s.org g)s{IAVx ***********************************************************************/
[F*.\ #include
`D`sr[3n #include
vFE;D@bz: #include "function.c"
BZud)l24 #define ServiceName "PSKILL"
;3\3q1oX XK|R8rhg8` SERVICE_STATUS_HANDLE ssh;
c6nflk.l SERVICE_STATUS ss;
2>86oP& /////////////////////////////////////////////////////////////////////////
kGdt1N[ void ServiceStopped(void)
{Zh>mHW3 {
Lb;zBmwB ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
UNPezHaz ss.dwCurrentState=SERVICE_STOPPED;
LbaK={tR ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
L3G \ ss.dwWin32ExitCode=NO_ERROR;
*Ho/ZYj3 ss.dwCheckPoint=0;
wD68tG$ ss.dwWaitHint=0;
Qtbbb3m; SetServiceStatus(ssh,&ss);
S+'rG+NJ return;
"I=\[l8t }
UlAzJO6" /////////////////////////////////////////////////////////////////////////
9cEv&3 void ServicePaused(void)
uq,
{tV {
TjHwjRa ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
JJ{9U(`_y6 ss.dwCurrentState=SERVICE_PAUSED;
~zSCg|"r ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
DXa=|T ss.dwWin32ExitCode=NO_ERROR;
_~q?_'kx ss.dwCheckPoint=0;
ow0!%|fO ss.dwWaitHint=0;
&v"3*.org@ SetServiceStatus(ssh,&ss);
_U{zMVr return;
_)]+hUwY }
%{/%mJoX void ServiceRunning(void)
4O;OjUI0a {
3&6#F"7 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
FBpH21|/y ss.dwCurrentState=SERVICE_RUNNING;
7\f\!e < ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
i&vaeP25) ss.dwWin32ExitCode=NO_ERROR;
F
B?UZ ss.dwCheckPoint=0;
LJOr!rWi ss.dwWaitHint=0;
q^A+<d SetServiceStatus(ssh,&ss);
#% of;mJv return;
e.@uhB. }
es>W$QKlo /////////////////////////////////////////////////////////////////////////
mcn 2Wt void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
*P 3V {
)13dn]o=2
switch(Opcode)
E\IlF 6 {
^=:9)CNw( case SERVICE_CONTROL_STOP://停止Service
=xNv\e ServiceStopped();
!2z?YZhu break;
'yV?*a case SERVICE_CONTROL_INTERROGATE:
;b`[&g SetServiceStatus(ssh,&ss);
#7ov#_2Jd break;
@#P,d5^G
}
!!4Qj return;
Xe#K{gA }
Ndo a4L)$ //////////////////////////////////////////////////////////////////////////////
_>=L>* //杀进程成功设置服务状态为SERVICE_STOPPED
f m(e3] //失败设置服务状态为SERVICE_PAUSED
z81esXl //
9_QP !, void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
-AhwI {
`u.t[ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
@^;j)%F} if(!ssh)
8a_[B~ {
Qc[3Fq,f ServicePaused();
/sr 2mt-Q return;
E;d7ch }
2_ :n ServiceRunning();
UjOB98Du Sleep(100);
M[ z)6. //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
2P]L9'N{Y //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
qim
'dp: if(KillPS(atoi(lpszArgv[5])))
4;HJ;0-ps ServiceStopped();
R(-<BtM!- else
e5.h ? ServicePaused();
Yp0/Ab(v return;
FSRm| }
h'$QC )P /////////////////////////////////////////////////////////////////////////////
16L]=&@ void main(DWORD dwArgc,LPTSTR *lpszArgv)
RJy=pNztm {
7@6g<"I SERVICE_TABLE_ENTRY ste[2];
O:{U^K:* ste[0].lpServiceName=ServiceName;
U|HB=BP ste[0].lpServiceProc=ServiceMain;
sHc Td>xS ste[1].lpServiceName=NULL;
:QWq"cBem ste[1].lpServiceProc=NULL;
Hg9CZMko StartServiceCtrlDispatcher(ste);
H"Klj_<dH0 return;
bWZbG{Y. }
jqH3J2L /////////////////////////////////////////////////////////////////////////////
5@hNnh16 function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
l<Q>N|1#k% 下:
/T,Z>R /***********************************************************************
[ >^PRs Module:function.c
6l$L~> Date:2001/4/28
}|B=h Author:ey4s
'TTUN=y Http://www.ey4s.org PyA&ZkX> ***********************************************************************/
bln/1iS #include
N)S!7%ne ////////////////////////////////////////////////////////////////////////////
kD) $2I? BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
# wc \T {
dq IlD!
TOKEN_PRIVILEGES tp;
@\w,otT LUID luid;
#{9G sD bS
>0DU if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
~^^ NHq {
9s}Kl($ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
;pD)m/$h` return FALSE;
[TF8'jI0 }
[+w3J#K tp.PrivilegeCount = 1;
Z?J:$of* tp.Privileges[0].Luid = luid;
CC;! <km if (bEnablePrivilege)
Qp2I[Ioz3 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
"4H8A= else
VD4C::J tp.Privileges[0].Attributes = 0;
g\GdkiIj // Enable the privilege or disable all privileges.
vG^#Sfgtw AdjustTokenPrivileges(
XJ!(F#zc hToken,
1Uf*^WW4 FALSE,
k>E`s<3 &tp,
_ nP;Fx sizeof(TOKEN_PRIVILEGES),
yMLOUUWa8x (PTOKEN_PRIVILEGES) NULL,
^MD;"A< (PDWORD) NULL);
3`HnLD/ // Call GetLastError to determine whether the function succeeded.
Px M!U!t if (GetLastError() != ERROR_SUCCESS)
W9t"aZor {
0aR,H[r[? printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
`>D9P_Y"jI return FALSE;
xjdw'v+qZo }
*m+5Pr`7 return TRUE;
6AN)vs} }
Je4Z(kj 0 ////////////////////////////////////////////////////////////////////////////
Pw@olG'Ah BOOL KillPS(DWORD id)
8*g ^o\M {
&~B5.sppnB HANDLE hProcess=NULL,hProcessToken=NULL;
.BO< BOOL IsKilled=FALSE,bRet=FALSE;
O`cu_ __try
Uz%Z&K {
Fk^3a'/4KJ iy\KzoB if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
w W$(r- {
;]CVb`d printf("\nOpen Current Process Token failed:%d",GetLastError());
e=/&(Y __leave;
BbJkdt7 }
%u p}p/? //printf("\nOpen Current Process Token ok!");
ZF#Rej? if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
TrE3S'EU#R {
S"snB/ __leave;
<
/p8r }
P\~{3U printf("\nSetPrivilege ok!");
3Rl,GWK N~=A if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Jd
3@cLCe- {
@?B6aD|jE printf("\nOpen Process %d failed:%d",id,GetLastError());
"oc$ __leave;
}4%/pOi:f }
8{&["? //printf("\nOpen Process %d ok!",id);
F=@i6ERi if(!TerminateProcess(hProcess,1))
%4>x!{jwV {
^E>CGGS4 printf("\nTerminateProcess failed:%d",GetLastError());
'bW5Fr>W __leave;
sDiHXDI_m }
?~ULIO' IsKilled=TRUE;
Q]JX`HgPaU }
e`UQz$4! __finally
&LQ% {
K <`>O,
F if(hProcessToken!=NULL) CloseHandle(hProcessToken);
z
YDK $ if(hProcess!=NULL) CloseHandle(hProcess);
x%BF{Sw }
^nDal':* return(IsKilled);
AO0!liQ }
*:_~Nn9_R; //////////////////////////////////////////////////////////////////////////////////////////////
ZykrQ\q9 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:
2z2` /*********************************************************************************************
/NBTvTI ModulesKill.c
SX+RBVZU Create:2001/4/28
!Rw&DFU Modify:2001/6/23
|'hLa Author:ey4s
Px4/O~bLk Http://www.ey4s.org ]EL\)xCr PsKill ==>Local and Remote process killer for windows 2k
M'jXve(=yF **************************************************************************/
;El <%{( #include "ps.h"
tEhr #define EXE "killsrv.exe"
i2F(GH?p[ #define ServiceName "PSKILL"
.|]IwyD
& snMQ"ju #pragma comment(lib,"mpr.lib")
fGu!M9qN4 //////////////////////////////////////////////////////////////////////////
#\FT EY! //定义全局变量
E 5kF^P SERVICE_STATUS ssStatus;
( tn<
VK. SC_HANDLE hSCManager=NULL,hSCService=NULL;
E <@\>y.[ BOOL bKilled=FALSE;
xdF guV8 char szTarget[52]=;
#( uj$[o //////////////////////////////////////////////////////////////////////////
__)qw# BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
3V-6)V{KaE BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
%x2b0L\g BOOL WaitServiceStop();//等待服务停止函数
zl)&U=4l BOOL RemoveService();//删除服务函数
?y_awoBd1 /////////////////////////////////////////////////////////////////////////
7*'@qjTos int main(DWORD dwArgc,LPTSTR *lpszArgv)
.uDM_ 34 {
euZ(}+N& BOOL bRet=FALSE,bFile=FALSE;
f)Y char tmp[52]=,RemoteFilePath[128]=,
n6cq\@~A szUser[52]=,szPass[52]=;
nLd~2qBuv HANDLE hFile=NULL;
IK?]PmN4} DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
wgZrrq/W| #:
hVF/ //杀本地进程
YN^jm if(dwArgc==2)
6Q$BUL}2? {
QNJ\!+,HV if(KillPS(atoi(lpszArgv[1])))
gb_X?j%p7 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
ay[ZsQC else
Z3`2-r_= printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
3kw}CaZ6 lpszArgv[1],GetLastError());
,i![QXZ return 0;
Lh!z>IWjOG }
A\g% //用户输入错误
{rfte'4;= else if(dwArgc!=5)
@\$Keg=>: {
T9y768% printf("\nPSKILL ==>Local and Remote Process Killer"
r#I>_Utsy "\nPower by ey4s"
K P6PQgc "\nhttp://www.ey4s.org 2001/6/23"
:B^mV{~
"\n\nUsage:%s <==Killed Local Process"
tQf!|]#J "\n %s <==Killed Remote Process\n",
q\_DJ)qpn lpszArgv[0],lpszArgv[0]);
9<Ag1l return 1;
x_|>n<Z }
2:~cJk{ //杀远程机器进程
25&nwz strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
9
P~d:'Ib strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
pj@Yqg/ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
|Cq8% O(Td:Zdp //将在目标机器上创建的exe文件的路径
We\Y \*!v sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Kt6C43]7 __try
R(GmU4 {
sSy$(% //与目标建立IPC连接
uZ<%kV1B if(!ConnIPC(szTarget,szUser,szPass))
59~FpjJ {
pMDH printf("\nConnect to %s failed:%d",szTarget,GetLastError());
&|NZ8:*+# return 1;
/khnl9~+ }
bZK+9IR printf("\nConnect to %s success!",szTarget);
)5'rw<:=" //在目标机器上创建exe文件
gu!](yEgl 1oB$u!6P hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
$)l2G;& E,
niQ+EAD NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
wn{]#n=|l if(hFile==INVALID_HANDLE_VALUE)
gINwvzW{ {
rI *!"PL printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
xg{VP7 __leave;
K,G,di }
Yu1QcFuy //写文件内容
),MU+*` while(dwSize>dwIndex)
gh'kUZG
a {
'Z59<Y a&x 8V,"Id][ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
cB_pyX9Z {
{[my"n2 printf("\nWrite file %s
gj[zka0_ failed:%d",RemoteFilePath,GetLastError());
fJvr+4i4k __leave;
4bPqmEE }
6W]OpM dwIndex+=dwWrite;
]&' jP }
dZ.}j&ZH' //关闭文件句柄
Tm%WWbc CloseHandle(hFile);
4+-5,t7 bFile=TRUE;
H]VsOr //安装服务
-e &$,R>; if(InstallService(dwArgc,lpszArgv))
$^]
9 {
gHp'3SnS //等待服务结束
(_s;aK if(WaitServiceStop())
!p-'t] {
ful]OLV+ //printf("\nService was stoped!");
=_K%$y* }
9qnuR'BDu else
^6ExW>K {
K3a>^g //printf("\nService can't be stoped.Try to delete it.");
jG
=(w4+ }
Z@<q/2).| Sleep(500);
Gs^(YGtU //删除服务
<m~T>Ql1 RemoveService();
Lr K9F^c }
A$%@fO.b }
5JO[+> __finally
Fsnw3/Nr {
eL>K2Jxq //删除留下的文件
qJ#L) if(bFile) DeleteFile(RemoteFilePath);
,G916J*XA //如果文件句柄没有关闭,关闭之~
cjCE3V9X if(hFile!=NULL) CloseHandle(hFile);
}K#iCby4 //Close Service handle
VC/R)%@% if(hSCService!=NULL) CloseServiceHandle(hSCService);
ON:LPf>"- //Close the Service Control Manager handle
zfk'>_' if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
jXc5fXO
N //断开ipc连接
R
tXF wsprintf(tmp,"\\%s\ipc$",szTarget);
.t"n]X i WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
h<PYE]?l if(bKilled)
trID#DT~ printf("\nProcess %s on %s have been
c.|sW2/ killed!\n",lpszArgv[4],lpszArgv[1]);
J`U$b+q6 else
M>`?m
L printf("\nProcess %s on %s can't be
[X0k{FR killed!\n",lpszArgv[4],lpszArgv[1]);
Ws2prh^e( }
e_fg s>o`( return 0;
6Y0/i,d* }
9'L1KQ //////////////////////////////////////////////////////////////////////////
\#h})` BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
|U;w !0 {
nOA,x NETRESOURCE nr;
}'@tA")-) char RN[50]="\\";
umq$4}T'$ n?TO!5RZK strcat(RN,RemoteName);
m)tI strcat(RN,"\ipc$");
`<]P"G <MI$Nl nr.dwType=RESOURCETYPE_ANY;
-jcrXskb&N nr.lpLocalName=NULL;
OF<[Nh\. nr.lpRemoteName=RN;
mvW^P`nB nr.lpProvider=NULL;
cOj +}Hz58 ]5qjK~,4b if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
cG~_EX$ return TRUE;
$=;bccIob else
K284R=j -& return FALSE;
tA;ZW2$# }
XY$cx~ /////////////////////////////////////////////////////////////////////////
gn;nS{A BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
UC?2mdLt^ {
Z(Ls#hp BOOL bRet=FALSE;
DI2S
%Nl __try
]ci|$@V {
.PA?N{z //Open Service Control Manager on Local or Remote machine
!T&u2=`D hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
f6/\JVi)- if(hSCManager==NULL)
X~<>K/}u5 {
MOH,'@&6^ printf("\nOpen Service Control Manage failed:%d",GetLastError());
2yVGEp^ __leave;
4F 6ju6w }
:">~(Rd ZH //printf("\nOpen Service Control Manage ok!");
Si%Eimiq //Create Service
CO6XIgTe hSCService=CreateService(hSCManager,// handle to SCM database
1nX68fS.9 ServiceName,// name of service to start
[3bwbfHhi ServiceName,// display name
^HU=E@ SERVICE_ALL_ACCESS,// type of access to service
}!J/ 9WKgU SERVICE_WIN32_OWN_PROCESS,// type of service
./5MsHfbxt SERVICE_AUTO_START,// when to start service
s3fGX|; SERVICE_ERROR_IGNORE,// severity of service
)Sh;UW failure
H]]>sE EXE,// name of binary file
hGaYQgGq NULL,// name of load ordering group
k?@W/}Iv9 NULL,// tag identifier
5Dh&ez`oR' NULL,// array of dependency names
EZNB`gO NULL,// account name
b "AHw?5F NULL);// account password
Lh5+fk~i~8 //create service failed
^,\se9=( if(hSCService==NULL)
&<;nl^ {
gs2&0rnOy\ //如果服务已经存在,那么则打开
r%?}5"* if(GetLastError()==ERROR_SERVICE_EXISTS)
uma9yIk {
vA $BBXX //printf("\nService %s Already exists",ServiceName);
kQ:>j.^e //open service
Q0oDl8~ hSCService = OpenService(hSCManager, ServiceName,
Q!$kUcky9 SERVICE_ALL_ACCESS);
)7 BNzj"~ if(hSCService==NULL)
MJk:s[o {
ZpP6Q printf("\nOpen Service failed:%d",GetLastError());
(j\UoKLRt __leave;
8C4@V[sm` }
s?gXp{O?X //printf("\nOpen Service %s ok!",ServiceName);
)Z`viT }
P24 else
Wug ?CFX+T {
Tr+Y@]"
printf("\nCreateService failed:%d",GetLastError());
X$Qi[=L __leave;
L``mF(R^ }
1</t #r }
6(RqR //create service ok
PfMOc+ q else
]4pC\0c {
wz2)seZY //printf("\nCreate Service %s ok!",ServiceName);
ny;)+v?mN\ }
bu!<0AP"N+ w+ )GM // 起动服务
*xX0]{49q if ( StartService(hSCService,dwArgc,lpszArgv))
KLM^O$= {
uY#58?>'j //printf("\nStarting %s.", ServiceName);
!!Gi.VL Sleep(20);//时间最好不要超过100ms
G7#~=W
2M while( QueryServiceStatus(hSCService, &ssStatus ) )
:=fHPT {
aIyY%QT if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
Le+8s LE`Y {
uaMm iR printf(".");
+R jD\6bJb Sleep(20);
1 jd=R7 }
sjbC~Te-- else
st^N QL break;
rs)aEmvC }
.ceU @^ if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
'g,
x}6 printf("\n%s failed to run:%d",ServiceName,GetLastError());
gG|1$ }
v8M#%QoA else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
K":tr~V; {
rY+1s^F //printf("\nService %s already running.",ServiceName);
|UiykQ }
Wam?(!{mOf else
'wHkE/83 {
JH,fg K+[ printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
PW\FcT __leave;
v[=E f }
Q/SC7R&"t bRet=TRUE;
FO3*[O }//enf of try
.EELR]`y7I __finally
Fi}rv[`XY[ {
n Fn`>kQ return bRet;
FK('E3PG }
f@X*Tlx^| return bRet;
Q(Y,p`> }
VZ!$'?? /////////////////////////////////////////////////////////////////////////
&xT~;R^ BOOL WaitServiceStop(void)
~&jCz4M {
y6yseR! BOOL bRet=FALSE;
r\D8_S_ //printf("\nWait Service stoped");
PA[Rhoit, while(1)
M- A}(r +J {
kV<)>Gs Sleep(100);
nAj2k if(!QueryServiceStatus(hSCService, &ssStatus))
_ h-X-s Y {
4 (gf!U printf("\nQueryServiceStatus failed:%d",GetLastError());
Ez-o*& break;
<5^(l$IBj }
%05a>Rf& if(ssStatus.dwCurrentState==SERVICE_STOPPED)
gWPa8q<b {
1i2O]e! bKilled=TRUE;
a^,RbV/ bRet=TRUE;
m$g^On break;
Wg&