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。
wd8l$*F* OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
KQ!8ks] <1>与远程系统建立IPC连接
)Q&(f/LT <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
rr],DGg+B] <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
/~%&vpF-L
<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
6H.0vN& <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
wDal5GJp <6>服务启动后,killsrv.exe运行,杀掉进程
PUMXOTu] <7>清场
2lH& 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
3Ei#q+7 /***********************************************************************
3nO]Ge"w'n Module:Killsrv.c
P64PPbP Date:2001/4/27
_Xe>V0 Author:ey4s
un mJbY;t Http://www.ey4s.org O:;w3u7;u ***********************************************************************/
c_$=-Khk #include
-P$PAg5"2 #include
'uSn}hm #include "function.c"
&N^9JxN?8 #define ServiceName "PSKILL"
aFX=C>M 7WLy:E" SERVICE_STATUS_HANDLE ssh;
uP)'FI SERVICE_STATUS ss;
BUDi&|, /////////////////////////////////////////////////////////////////////////
/L
g)i\R; void ServiceStopped(void)
;#W2|'HD {
5}l[>lF ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
AUG#_HE]k ss.dwCurrentState=SERVICE_STOPPED;
z% ?+AM)P ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@e.C"@G ss.dwWin32ExitCode=NO_ERROR;
X:"i4i[}{9 ss.dwCheckPoint=0;
Cn34b_Sbd ss.dwWaitHint=0;
?Jm^< SetServiceStatus(ssh,&ss);
]v UwG--* return;
cKca;SNql1 }
G:<aB /////////////////////////////////////////////////////////////////////////
#4<SAgq void ServicePaused(void)
*SJ_z(CZm {
:'X &bn ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
>C>.\ ss.dwCurrentState=SERVICE_PAUSED;
?=Z?6fw ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Uiw2oi&_ ss.dwWin32ExitCode=NO_ERROR;
nfbR
P t ss.dwCheckPoint=0;
l
^0@86 ss.dwWaitHint=0;
@Md/Q~> SetServiceStatus(ssh,&ss);
hR?{3d#x2 return;
Mq156TL }
hn
GZ= void ServiceRunning(void)
PJ|P1O36a {
m e$Z~/Akm ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
AlaW=leTe ss.dwCurrentState=SERVICE_RUNNING;
JYI,N ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{UI+$/v# ss.dwWin32ExitCode=NO_ERROR;
N)X3XTY ss.dwCheckPoint=0;
xef% d
G. ss.dwWaitHint=0;
Woym/[i SetServiceStatus(ssh,&ss);
reu*53r] return;
Q~
w|# }
0
1rK8jX /////////////////////////////////////////////////////////////////////////
Q->sV$^=T void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
i>`%TW:g {
X'Xx"M switch(Opcode)
(=AWOU+ {
W:2( .? case SERVICE_CONTROL_STOP://停止Service
\';gvr| ServiceStopped();
Ty?cC** break;
q6luUx,@m case SERVICE_CONTROL_INTERROGATE:
*Hn8)x}E SetServiceStatus(ssh,&ss);
_
]ipajT break;
D#C~pdp }
7&)bJ@1U return;
eu-*?]&Di }
[q[Y~1o/&H //////////////////////////////////////////////////////////////////////////////
P/eeC" //杀进程成功设置服务状态为SERVICE_STOPPED
}j)e6>K]) //失败设置服务状态为SERVICE_PAUSED
97*p+T<yp //
&DX! f void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
A |4[vz9>H {
<)H9V-5aZ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
""G'rN_=Bi if(!ssh)
'n3uu1C {
oJz^|dW ServicePaused();
\!ZTL1b8t return;
JX;G<lev }
QA`sx ServiceRunning();
7>%8eEc Sleep(100);
`*R:gE= //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
g]H<}4lgq" //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
rq].UCj if(KillPS(atoi(lpszArgv[5])))
BX7kO0j ServiceStopped();
D/&o&G96 else
T.BW H2gRP ServicePaused();
A?P_DA return;
6%_nZvRv }
IOmfF[ /////////////////////////////////////////////////////////////////////////////
.t!x<B void main(DWORD dwArgc,LPTSTR *lpszArgv)
+I|vzz`ZVr {
KkbD W3- SERVICE_TABLE_ENTRY ste[2];
b]#AI
qt ste[0].lpServiceName=ServiceName;
hL{KRRf> ste[0].lpServiceProc=ServiceMain;
tS=(}2Q ste[1].lpServiceName=NULL;
;*Et[}3 ste[1].lpServiceProc=NULL;
ea
'D td StartServiceCtrlDispatcher(ste);
/(*q}R3Kfo return;
!l8PDjAE }
;N0XFjdR /////////////////////////////////////////////////////////////////////////////
0'C1YvF 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
dR,fXQm 下:
l'_r:b /***********************************************************************
?k{?GtSs Module:function.c
q>+k@>bk@ Date:2001/4/28
|)v,2 Author:ey4s
]{@-HTt Http://www.ey4s.org ( Erc3Ac8 ***********************************************************************/
Kw ]= #include
+=</&Tm ////////////////////////////////////////////////////////////////////////////
pl?`8@dI BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
?CPahU {
bROLOf4S TOKEN_PRIVILEGES tp;
{JMVV_}n LUID luid;
5U$0F$BBp '\iCP1>+S if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
^u ~Q/4 {
0aB;p7~& printf("\nLookupPrivilegeValue error:%d", GetLastError() );
9WyhZoPD* return FALSE;
W^l-Y%a/o }
oZ|\vA%4^ tp.PrivilegeCount = 1;
z<?)Rq" tp.Privileges[0].Luid = luid;
)jP1or if (bEnablePrivilege)
S.NPZ39}ZE tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
2c*GuF9(0 else
/h3RmUy tp.Privileges[0].Attributes = 0;
@Jw-8Q{ // Enable the privilege or disable all privileges.
s;Q!X ?Q AdjustTokenPrivileges(
UP,c | hToken,
/PIcqg FALSE,
}o`76rDN &tp,
(f"4,b^] sizeof(TOKEN_PRIVILEGES),
yY q,*<G (PTOKEN_PRIVILEGES) NULL,
[{,1=AB (PDWORD) NULL);
SO!8Di // Call GetLastError to determine whether the function succeeded.
C LRdm^B if (GetLastError() != ERROR_SUCCESS)
SwMc
pNo {
wnC81$1l~ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
q(84+{>B return FALSE;
fNFY$:4X }
&%J08l6 return TRUE;
C~/a- }
f.)O2= ////////////////////////////////////////////////////////////////////////////
Sdryol< BOOL KillPS(DWORD id)
$=4QO {
0L52#;?Si" HANDLE hProcess=NULL,hProcessToken=NULL;
]c'A%:f< BOOL IsKilled=FALSE,bRet=FALSE;
C?eH]hkZ3 __try
<Q3c[ Y {
. $vK&k Q^")jPd if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Y}wyw8g/ {
oUlVI*~ND printf("\nOpen Current Process Token failed:%d",GetLastError());
ujpJ@OWj __leave;
3^yK!-Wp( }
Nj/
x. X //printf("\nOpen Current Process Token ok!");
\dah^mw" if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
)Pv%#P-< {
k8zI(5.> __leave;
6Z"X}L,* }
}N52$L0[ printf("\nSetPrivilege ok!");
$IpccZpA A.w.rVDD if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
l*G[!u {
X"%gQ.1|{j printf("\nOpen Process %d failed:%d",id,GetLastError());
yJIscwF __leave;
;aVZ"~a+\ }
9hyn`u. //printf("\nOpen Process %d ok!",id);
;RlxD 4p if(!TerminateProcess(hProcess,1))
qJ-/7-$ ^ {
CU!Dhm/U printf("\nTerminateProcess failed:%d",GetLastError());
|vj/Wwr __leave;
6ik$B }
w,D+j74e$ IsKilled=TRUE;
j1<Yg,_.p }
CAf6:^0 __finally
&UFZS94@r {
~wdGd+ez if(hProcessToken!=NULL) CloseHandle(hProcessToken);
#AY&BWS$ if(hProcess!=NULL) CloseHandle(hProcess);
gjlx~.0d }
+lTq^4 return(IsKilled);
{{!-Gr }
Q+{n-? : //////////////////////////////////////////////////////////////////////////////////////////////
Nz-&MS 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:
);YDtGip J /*********************************************************************************************
|w3M7;~eF ModulesKill.c
kq-) ^,{y Create:2001/4/28
o2ECG`^b Modify:2001/6/23
B33\?Yj) Author:ey4s
8{ I|$*nB Http://www.ey4s.org #\ErY3k 6& PsKill ==>Local and Remote process killer for windows 2k
@2#lI **************************************************************************/
s>c=c-SP. #include "ps.h"
k}rbim #define EXE "killsrv.exe"
}6ldjCT/, #define ServiceName "PSKILL"
%
]U vP,n(reM #pragma comment(lib,"mpr.lib")
*n!J=yS //////////////////////////////////////////////////////////////////////////
ia?
c0xL //定义全局变量
^ZCD ~P_= SERVICE_STATUS ssStatus;
LR3*G7 SC_HANDLE hSCManager=NULL,hSCService=NULL;
?q [T BOOL bKilled=FALSE;
y1#1Ne_ char szTarget[52]=;
7}mFL* //////////////////////////////////////////////////////////////////////////
wuo,kM BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
8FhdN BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
iURe( [@ BOOL WaitServiceStop();//等待服务停止函数
B-mowmJ3dg BOOL RemoveService();//删除服务函数
5lum $5 /////////////////////////////////////////////////////////////////////////
|':{lH6+1 int main(DWORD dwArgc,LPTSTR *lpszArgv)
Y4YJJYvD {
n&!-9:0 BOOL bRet=FALSE,bFile=FALSE;
}QmqoCAE~m char tmp[52]=,RemoteFilePath[128]=,
_u Il szUser[52]=,szPass[52]=;
xYB{;K HANDLE hFile=NULL;
;F Eqe49 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
pK4)yu+ K)P%;X //杀本地进程
Tj- s4x if(dwArgc==2)
O".=r} {
QsW/X0YBv if(KillPS(atoi(lpszArgv[1])))
Fj!U|l\_9 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
H;"4C8K7 else
!`r$"}g printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
)M^
gT}M lpszArgv[1],GetLastError());
]_$[8#kg return 0;
(V@HR9?W) }
4&iCht
= //用户输入错误
vKR[&K{Z| else if(dwArgc!=5)
y_[vr:s5pG {
")25
qZae printf("\nPSKILL ==>Local and Remote Process Killer"
7-A2_!_x{ "\nPower by ey4s"
E(|>Ddv B& "\nhttp://www.ey4s.org 2001/6/23"
S8gs-gL#Og "\n\nUsage:%s <==Killed Local Process"
8b=_Y; "\n %s <==Killed Remote Process\n",
TsZ@ lpszArgv[0],lpszArgv[0]);
i@'dH3-kO
return 1;
S]{oPc[7 }
K>
e7pu //杀远程机器进程
;n},"& strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
sR8"3b<qA strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
3gf1ownC strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
g\AY|;T M3Kfd //将在目标机器上创建的exe文件的路径
b`_Q8 J sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
j+YJbL v __try
,z?':TZ {
A2Tw<&Tw( //与目标建立IPC连接
,u!sjx if(!ConnIPC(szTarget,szUser,szPass))
B/C,.?Or {
-K$)DvV^(E printf("\nConnect to %s failed:%d",szTarget,GetLastError());
wA.\i return 1;
:@&/kyGH }
y?#
Loe printf("\nConnect to %s success!",szTarget);
dqAw5[qMJ //在目标机器上创建exe文件
h`wD BerwI
7!= hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
g=I})s:CTp E,
.e5Mnd%$M NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
j| Q-*]V if(hFile==INVALID_HANDLE_VALUE)
ItCv.yv35 {
:Qq#Z printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
}1xo-mUg, __leave;
?fS9J }
^C%<l(b //写文件内容
ctV,Q3'Z while(dwSize>dwIndex)
QCJM& {
xLn%hxm?, (iGTACoF if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
~{gqsuCCL {
q'11^V!0 printf("\nWrite file %s
B1Oq!k failed:%d",RemoteFilePath,GetLastError());
|'2d_vR __leave;
BORA(, }
LHmZxi? dwIndex+=dwWrite;
.8|X }
C.QO#b //关闭文件句柄
'W#D(l9nI CloseHandle(hFile);
iR0y"Cii bFile=TRUE;
XZwK6F)L //安装服务
UZ$/Ni if(InstallService(dwArgc,lpszArgv))
u]gxFG"
{
iyog`s c //等待服务结束
]cruF#`% if(WaitServiceStop())
w*MpX
U< {
G#1GXFDO{ //printf("\nService was stoped!");
s9d_GhT%- }
?' je)F else
v9UD%@tZ {
D,ln)["xm //printf("\nService can't be stoped.Try to delete it.");
o?
$.fhD
}
-`t^7pr Sleep(500);
MJrR[h] //删除服务
'P}0FktP` RemoveService();
8sCv]|cn }
sT' 5%4 }
]0\MmAJRn __finally
e0 T\tc {
A +)`ZTuO //删除留下的文件
cFWc<55aX6 if(bFile) DeleteFile(RemoteFilePath);
a@*\o+Su //如果文件句柄没有关闭,关闭之~
e~':(/%|5; if(hFile!=NULL) CloseHandle(hFile);
C6yuX\ //Close Service handle
E+JqWR5 if(hSCService!=NULL) CloseServiceHandle(hSCService);
Z(!\%mn //Close the Service Control Manager handle
&!
?eL if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
!v0LBe4 //断开ipc连接
.6'qoo_N wsprintf(tmp,"\\%s\ipc$",szTarget);
8&aq/4:q0 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
\'bzt"f$j if(bKilled)
O0y_Lm\ printf("\nProcess %s on %s have been
JO<wU killed!\n",lpszArgv[4],lpszArgv[1]);
?I@W:#>o else
ia 73?*mXT printf("\nProcess %s on %s can't be
3%ZOKb"D* killed!\n",lpszArgv[4],lpszArgv[1]);
*=c1do%F }
RdML3E return 0;
;d9QAN&0} }
'08=yqy4N //////////////////////////////////////////////////////////////////////////
I
2|Bg,e BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
^v`\x5"Vp {
r$~HfskeI NETRESOURCE nr;
6i~WcAs char RN[50]="\\";
&9)\wnOS Ez=Olbk strcat(RN,RemoteName);
#
4PVVu< strcat(RN,"\ipc$");
ZJ[
??=Gz :[!j?)%> nr.dwType=RESOURCETYPE_ANY;
]P?vdgEM& nr.lpLocalName=NULL;
uU25iDn nr.lpRemoteName=RN;
Z/;aT -N nr.lpProvider=NULL;
y;H-m>*% iW /}# if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
ox (%5c)b| return TRUE;
d;}nh2* else
{jX2} return FALSE;
Per1IcN }
>J>[& zS /////////////////////////////////////////////////////////////////////////
%- 0t?/> BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
3;s\OW` {
.h4 \Y A BOOL bRet=FALSE;
j ?(&# __try
^M>P:~ {
KMjhZap% //Open Service Control Manager on Local or Remote machine
R!N%o~C2- hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
\)?HJ if(hSCManager==NULL)
l2P=R)@{ {
nQ,HMXj printf("\nOpen Service Control Manage failed:%d",GetLastError());
Fun^B;GA: __leave;
;VO:ph4Aj }
%n: k# //printf("\nOpen Service Control Manage ok!");
b`O'1r\Y; //Create Service
q(2'\ _`u hSCService=CreateService(hSCManager,// handle to SCM database
nK%LRcAs ServiceName,// name of service to start
R[x_j ServiceName,// display name
[ ~&/s:Vvo SERVICE_ALL_ACCESS,// type of access to service
ah+iZ}E% SERVICE_WIN32_OWN_PROCESS,// type of service
5S--'=fu+ SERVICE_AUTO_START,// when to start service
X*@dj_, SERVICE_ERROR_IGNORE,// severity of service
xx%j.zDI] failure
r
# cGop] EXE,// name of binary file
_8_R 1s NULL,// name of load ordering group
psMvq@> NULL,// tag identifier
]F'e
aR NULL,// array of dependency names
g~A`N=r;h NULL,// account name
HqT#$}rv NULL);// account password
"mvt>X //create service failed
.+A+|yR if(hSCService==NULL)
1F&Trqq {
[}0haTYc4 //如果服务已经存在,那么则打开
Q| ?L*Pq2I if(GetLastError()==ERROR_SERVICE_EXISTS)
76h ,]xi
{
=mp;.k95 //printf("\nService %s Already exists",ServiceName);
zsyIV!( //open service
#KexvP&* hSCService = OpenService(hSCManager, ServiceName,
(\YltC@q% SERVICE_ALL_ACCESS);
6.nCV0xA if(hSCService==NULL)
FSW_<% {
<+vw@M printf("\nOpen Service failed:%d",GetLastError());
+Kbjzh3<wG __leave;
iVq'r4S }
F%D.zvKN //printf("\nOpen Service %s ok!",ServiceName);
XXn67sF/ }
]a*d# else
0*D$R`$ {
%.-4!vj printf("\nCreateService failed:%d",GetLastError());
GM f
`A,> __leave;
T&u5ki4NE }
Doyx[zZ }
LR.<&m%~. //create service ok
ieCEo|b else
qL3;}R {
{dMsz
//printf("\nCreate Service %s ok!",ServiceName);
qwgPk9l }
CxO ob1@ dufu|BL|} // 起动服务
JL}_72gs if ( StartService(hSCService,dwArgc,lpszArgv))
dV$gB<iS {
Y;^l%ePuW //printf("\nStarting %s.", ServiceName);
ZyPVy Sleep(20);//时间最好不要超过100ms
.Una+Z while( QueryServiceStatus(hSCService, &ssStatus ) )
ARwD~Tr {
8ek@: Mw if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
W^LY'ypT {
( !fKNia@S printf(".");
;m{1_ 1 Sleep(20);
BdblLUGK# }
cZU=o\ else
k(7&N0V%zz break;
lKp"xcAD }
.P%bkD6M if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
YdC6k?tzS printf("\n%s failed to run:%d",ServiceName,GetLastError());
Nk VK }
/,&<6c-Q@W else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
[<6^qla {
FX`>J6l:X //printf("\nService %s already running.",ServiceName);
KD7dye }
]uJ"?k= else
{|_M
#w~& {
zC@o printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
j<jN05p __leave;
})8N5C+KU }
`WFw3TI bRet=TRUE;
f:|1_ j }//enf of try
J1RJ*mo7, __finally
J76kkW`5 {
j2.|ln"! return bRet;
sn$9Shgh }
YPK(be_|I return bRet;
=llvuUd\n }
pF:$
ko /////////////////////////////////////////////////////////////////////////
m6&~HfwN BOOL WaitServiceStop(void)
2E/"hQw {
l2rd9-T BOOL bRet=FALSE;
J0\Fhe0' //printf("\nWait Service stoped");
}mq6]ZrK while(1)
(\hx` Yh=> {
i8[t=6Rm@ Sleep(100);
0gy/:T if(!QueryServiceStatus(hSCService, &ssStatus))
%D}kD6= {
|w1Bq printf("\nQueryServiceStatus failed:%d",GetLastError());
FR4QUk break;
}`QUHIF }
JG!mc7 if(ssStatus.dwCurrentState==SERVICE_STOPPED)
Cc' 37~6~P {
zrL$]Oy}x bKilled=TRUE;
)c83/= <v bRet=TRUE;
foF({4q7b^ break;
mPN@{.(j }
A gg<tM{yB if(ssStatus.dwCurrentState==SERVICE_PAUSED)
H*&f: