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。
=T#hd7O`V OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
2
E?]!9T~| <1>与远程系统建立IPC连接
Y]Z& <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
deq5u> <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
6)W8H X~+ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
wkx #WC <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
IWm@pfC+g <6>服务启动后,killsrv.exe运行,杀掉进程
CIsX$W <7>清场
=[[I<[BZq 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
k<Xb<U /***********************************************************************
gPA8A>U)[ Module:Killsrv.c
\gK'g-)} Date:2001/4/27
xwW(WHdC] Author:ey4s
!I\eIV>0b Http://www.ey4s.org P: L6Zo-J ***********************************************************************/
,7Ejb++/M, #include
&x=_n' #include
_/"e'@z #include "function.c"
F >^KXq:Z #define ServiceName "PSKILL"
X\w["!B cvf?ID84 SERVICE_STATUS_HANDLE ssh;
j?T>S]xOX SERVICE_STATUS ss;
BHS@whj /////////////////////////////////////////////////////////////////////////
vl6|i)D void ServiceStopped(void)
@P>>:002/ {
8G2QI4 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
B5h)F> &G ss.dwCurrentState=SERVICE_STOPPED;
M+^ NF\ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
8zcSh/ ss.dwWin32ExitCode=NO_ERROR;
f`K#=_Kq7 ss.dwCheckPoint=0;
`:R9M+
OX ss.dwWaitHint=0;
,_/\pX0 SetServiceStatus(ssh,&ss);
O2yD{i#l*# return;
wDSwcNS }
v-^<,|vm2f /////////////////////////////////////////////////////////////////////////
GMkni'pV void ServicePaused(void)
8|$g"?CU {
9~2iA,xs ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
@HnahD ss.dwCurrentState=SERVICE_PAUSED;
osmCwM4O ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
'66nqJb* ss.dwWin32ExitCode=NO_ERROR;
~IPATG ss.dwCheckPoint=0;
A>315!d" ss.dwWaitHint=0;
qsN_EMgbdn SetServiceStatus(ssh,&ss);
.W$9nbly return;
:Ig9n: }
YHke^Ind void ServiceRunning(void)
(CtRU {
*a0#PfS[ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
aIr"!. 4 ss.dwCurrentState=SERVICE_RUNNING;
Sn
7h$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
k2 _y84;D ss.dwWin32ExitCode=NO_ERROR;
I2NMn5> ss.dwCheckPoint=0;
[}
d39 ss.dwWaitHint=0;
9eE
FX7 SetServiceStatus(ssh,&ss);
;PqC*iz return;
?5;wPDsK }
^vv1cft /////////////////////////////////////////////////////////////////////////
8Fbt >-N<\ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
S$P=;#r {
;9-J=@KY4 switch(Opcode)
BZKg:;9 {
^y93h8\y case SERVICE_CONTROL_STOP://停止Service
s&CK ServiceStopped();
'PW/0k break;
JlawkA case SERVICE_CONTROL_INTERROGATE:
7L6^IK SetServiceStatus(ssh,&ss);
m(1ot M9 break;
foY]RkW9 }
SMU8U return;
> PL}7f&: }
M1k_ldP //////////////////////////////////////////////////////////////////////////////
xF YHv@g //杀进程成功设置服务状态为SERVICE_STOPPED
Xk:3w, //失败设置服务状态为SERVICE_PAUSED
q$s)(D //
\f VX<L void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
^JY:$)4[" {
.b!HEi<F ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
ti]8_vP}* if(!ssh)
teLZplC=f {
{K|ds($ 5 ServicePaused();
>MhZ(&iD return;
q1 BpE8 }
Qw_>
l}k/ ServiceRunning();
;NAKU Sleep(100);
;<6S\ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
>}C:EnECy //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
1N{ >00 if(KillPS(atoi(lpszArgv[5])))
h+cOOm-) ServiceStopped();
VP ?Q$?a else
U+(qfa5( ServicePaused();
&N3a`Ua return;
k^B7M} }
Wcl =YB% /////////////////////////////////////////////////////////////////////////////
Gg:W% void main(DWORD dwArgc,LPTSTR *lpszArgv)
_g D9oK {
EpCNp FQT< SERVICE_TABLE_ENTRY ste[2];
$bBUL C ste[0].lpServiceName=ServiceName;
CG J_k?h ste[0].lpServiceProc=ServiceMain;
sebuuL.l0< ste[1].lpServiceName=NULL;
j xq89x ste[1].lpServiceProc=NULL;
P8w56 StartServiceCtrlDispatcher(ste);
}XRfHQk return;
^L\w"`,~ }
up~p_{x)Q /////////////////////////////////////////////////////////////////////////////
5g'aNkF6> function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
(tT%rj! 下:
w*(1qUF#% /***********************************************************************
,wHlU-% Module:function.c
=BV_? Date:2001/4/28
s%m?Yh3 Author:ey4s
bHTTxZ-% Http://www.ey4s.org X)c0y3hk ***********************************************************************/
S3QX{5t\ #include
BHNJH ////////////////////////////////////////////////////////////////////////////
O-~cj7
0\ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
MRK3Cey} % {
w2`JFxQ^x TOKEN_PRIVILEGES tp;
62[_u]<Yub LUID luid;
6pZ/C<Y|W G!Y7RjWD if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
O\@0o|NM {
r-[YJzf@P printf("\nLookupPrivilegeValue error:%d", GetLastError() );
9):^[Wkx return FALSE;
}Py Z{yS }
Z%SDN"+'g tp.PrivilegeCount = 1;
?fpI,WFu tp.Privileges[0].Luid = luid;
O31.\ZR2 if (bEnablePrivilege)
|+<o(Q( tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
[W dxMU else
uw`J5TND tp.Privileges[0].Attributes = 0;
'X_%m~}N // Enable the privilege or disable all privileges.
[LbCG AdjustTokenPrivileges(
C6D
Eq>v hToken,
\#"&S@%c FALSE,
)M56vyo &tp,
)Q|sW+AF sizeof(TOKEN_PRIVILEGES),
)G#O# Yy (PTOKEN_PRIVILEGES) NULL,
3YEw7GIO- (PDWORD) NULL);
y99|V39' // Call GetLastError to determine whether the function succeeded.
t-]~^s if (GetLastError() != ERROR_SUCCESS)
xp\6,Jyh {
h<!!r printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
!\\1#:*_W return FALSE;
|~Vq"6` }
&iJvkt return TRUE;
!4$o*{9Lx: }
"T>;wyGW ////////////////////////////////////////////////////////////////////////////
}\W^$e- BOOL KillPS(DWORD id)
/AUX7
m.8 {
? 8S~R HANDLE hProcess=NULL,hProcessToken=NULL;
TLz>|gr BOOL IsKilled=FALSE,bRet=FALSE;
edlsS}8^ __try
UGA``;f {
i/,IG+4vI 3nUC,T%
if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
'W~6-c9y {
$n::w c
printf("\nOpen Current Process Token failed:%d",GetLastError());
&>}f\ch/ __leave;
zogl2e+ }
9tCF m.m //printf("\nOpen Current Process Token ok!");
b X/%Q^Y if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
-}H
EV#ev {
=~k#<q1^ __leave;
iR'Pc3 }
j[fY.>yt& printf("\nSetPrivilege ok!");
dp'k$el V24FzQ?z:. if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
f!cYLU1e@ {
a7laCHI printf("\nOpen Process %d failed:%d",id,GetLastError());
:HH3=.qAp` __leave;
j$z!kd+% }
/@LUD= //printf("\nOpen Process %d ok!",id);
=UZQ` { if(!TerminateProcess(hProcess,1))
v-B&"XGy: {
1?".R]<{2T printf("\nTerminateProcess failed:%d",GetLastError());
1X#gHstD __leave;
v)v`896S` }
j[:Iu#VR IsKilled=TRUE;
&W>%E!F }
[-3x *?Ju __finally
}#` -mRaU {
g+KuK`\N% if(hProcessToken!=NULL) CloseHandle(hProcessToken);
Mqmy*m[U if(hProcess!=NULL) CloseHandle(hProcess);
V_=7q=9mV }
A_|X54}w& return(IsKilled);
Twk,R. O }
\U HI%1^ //////////////////////////////////////////////////////////////////////////////////////////////
6"GHVFB 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:
tI+P&L" /*********************************************************************************************
I@I-QiI ModulesKill.c
]_:j+6i Create:2001/4/28
5R*55@)
Modify:2001/6/23
#pWeMt' Author:ey4s
j g(cpo d Http://www.ey4s.org +J2;6t PsKill ==>Local and Remote process killer for windows 2k
T<u QhPMw **************************************************************************/
[CG*o>n&| #include "ps.h"
0G#s/u# #define EXE "killsrv.exe"
Y?IX V*J #define ServiceName "PSKILL"
=XZd_v ?.69nN #pragma comment(lib,"mpr.lib")
c(lG_"q6 //////////////////////////////////////////////////////////////////////////
$1bzsB|^ //定义全局变量
Y:]m~-T SERVICE_STATUS ssStatus;
tS3{y*yi SC_HANDLE hSCManager=NULL,hSCService=NULL;
WCwM+D BOOL bKilled=FALSE;
~JDVoS;>jU char szTarget[52]=;
Uk0
0lPG.U //////////////////////////////////////////////////////////////////////////
,V ) |A=ml BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
$Rf)i W;h BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
B3@\Ua) BOOL WaitServiceStop();//等待服务停止函数
#Dl=K<I BOOL RemoveService();//删除服务函数
'/<f'R^ /////////////////////////////////////////////////////////////////////////
Hni?r!8r int main(DWORD dwArgc,LPTSTR *lpszArgv)
m+pFU?<| {
|j!U/n.%w BOOL bRet=FALSE,bFile=FALSE;
$6*6%T5} char tmp[52]=,RemoteFilePath[128]=,
!sh>`AF szUser[52]=,szPass[52]=;
,h* 'Cs04h HANDLE hFile=NULL;
70T{tB DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
RH0J#6C/ <PpW.1w //杀本地进程
crr#tad. if(dwArgc==2)
M1e79p< {
ZKoISuM if(KillPS(atoi(lpszArgv[1])))
O|Y~^:ny printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
Bx ru7E" else
Cg];UB}k printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
nT/Azg lpszArgv[1],GetLastError());
78FLy7 return 0;
_"S1>s)X?j }
fO 6Jug //用户输入错误
\@GKVssw else if(dwArgc!=5)
W=!di3IA {
'2xfU printf("\nPSKILL ==>Local and Remote Process Killer"
c"`CvQO64 "\nPower by ey4s"
_|s'0F/t "\nhttp://www.ey4s.org 2001/6/23"
{M P(*N "\n\nUsage:%s <==Killed Local Process"
9wpV} .( "\n %s <==Killed Remote Process\n",
U$wD'v3pw lpszArgv[0],lpszArgv[0]);
DY8w\1g" return 1;
#0 eop>O }
QK(w2` //杀远程机器进程
7uxUqM strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
@wx strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
V-w{~ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Y]:Ch (Q |&AZ95v //将在目标机器上创建的exe文件的路径
Tu_4kUCR!f sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
^y<8&ZFH __try
6"u"B-cz {
iJ!p9E*( //与目标建立IPC连接
k/2TvEV3= if(!ConnIPC(szTarget,szUser,szPass))
ngC^@*XAw9 {
0E/,l``p printf("\nConnect to %s failed:%d",szTarget,GetLastError());
+L|-W9"@3 return 1;
%p8#pt\$7 }
w ;xbQZ|+ printf("\nConnect to %s success!",szTarget);
m53~Ysq< //在目标机器上创建exe文件
d9.~W5^fC _REAzxeS hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
q?bKh*48 E,
Z:Y_{YAD NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
}MW+K&sIh if(hFile==INVALID_HANDLE_VALUE)
xw~3x*{ {
GfL:0 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
.[C@p`DZ __leave;
,]_<8@R }
-~WDv[[ //写文件内容
o ^Ro 54i while(dwSize>dwIndex)
,^uQw/ {
Q>
J9M`a }C<$q if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
yp"h$ {
_j}jh[M
printf("\nWrite file %s
7'idjcR failed:%d",RemoteFilePath,GetLastError());
n1;zml:7_ __leave;
) S,f I }
I7Xm~w!{qk dwIndex+=dwWrite;
=RjseTS }
K%WG[p\Eu //关闭文件句柄
7 L$\S[E CloseHandle(hFile);
\,-e> bFile=TRUE;
v&8s>~i`K //安装服务
.1A/hAdU if(InstallService(dwArgc,lpszArgv))
QpiA~4 {
\<W/Z.}/ //等待服务结束
F6gU9=F1< if(WaitServiceStop())
y4j\y
?
T8 {
H_d^Xk QZ //printf("\nService was stoped!");
Rh#QPYPq }
dd:vQOF; else
ZXC_kmBN/ {
}}gtz-w //printf("\nService can't be stoped.Try to delete it.");
4{CeV7 }
^~JF7u Sleep(500);
uXo? //删除服务
x<\5Jrqt RemoveService();
Df.eb|[{ }
_o'a|=Osx> }
g1&>.V}! __finally
pmgPBiU> {
\x<i6&. //删除留下的文件
T*jQzcm~? if(bFile) DeleteFile(RemoteFilePath);
aXh~w<5F //如果文件句柄没有关闭,关闭之~
)8*}-z if(hFile!=NULL) CloseHandle(hFile);
\"1%>O* //Close Service handle
L-[A1#n if(hSCService!=NULL) CloseServiceHandle(hSCService);
uo-1.[9ds //Close the Service Control Manager handle
}0AoV&75 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
@|EWif| //断开ipc连接
sr-tZ^d5S? wsprintf(tmp,"\\%s\ipc$",szTarget);
jhH&}d9 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
PpezWo)9 if(bKilled)
e3,@prr printf("\nProcess %s on %s have been
_t?# killed!\n",lpszArgv[4],lpszArgv[1]);
dry>TXG* else
"X \Yp_g printf("\nProcess %s on %s can't be
UT_kw}1o killed!\n",lpszArgv[4],lpszArgv[1]);
,ut7`_Fy }
#MUY! return 0;
: 22)` ;0 }
QzVo U | //////////////////////////////////////////////////////////////////////////
l-$5CO BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
U<I]_] {
t 09-y NETRESOURCE nr;
3@wio[ char RN[50]="\\";
l4*vM *=X61`0 strcat(RN,RemoteName);
1'f& strcat(RN,"\ipc$");
xq&r|el rUh2[z8: nr.dwType=RESOURCETYPE_ANY;
@K\hgaQ nr.lpLocalName=NULL;
W<>R;~) nr.lpRemoteName=RN;
?10L *PD@ nr.lpProvider=NULL;
QzS=oiL Q!70D)O$ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
$;Z0CG return TRUE;
.~X&BY>qP else
$g_|U:, return FALSE;
.S*VYt%K7 }
<FfmDR /////////////////////////////////////////////////////////////////////////
*R3^:Y& BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
< b-OdOg {
|cgc^S/~H BOOL bRet=FALSE;
{$Z
S
27 __try
oc;4;A-;`c {
DO6
p v //Open Service Control Manager on Local or Remote machine
17#t 7Yk hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
Jk;dtLL}4 if(hSCManager==NULL)
QXEz[R {
~rlPS#]o printf("\nOpen Service Control Manage failed:%d",GetLastError());
!GnwE __leave;
1>L8EImx]V }
Dg*'n //printf("\nOpen Service Control Manage ok!");
QYc/f"9 //Create Service
mcTC'. 9 hSCService=CreateService(hSCManager,// handle to SCM database
E8L\3V4 ServiceName,// name of service to start
lUd4`r" ServiceName,// display name
Qt>Bvu Q SERVICE_ALL_ACCESS,// type of access to service
$kc cM&B SERVICE_WIN32_OWN_PROCESS,// type of service
)v\ A8)[ SERVICE_AUTO_START,// when to start service
T_[ SERVICE_ERROR_IGNORE,// severity of service
NZz^* Ela failure
hWi2S!*Y EXE,// name of binary file
<l5s[ NULL,// name of load ordering group
Cd|rDa NULL,// tag identifier
>4bWXb'S}C NULL,// array of dependency names
-ufaV# NULL,// account name
'LYN{ NULL);// account password
X@za4d //create service failed
o)+C4f[G4 if(hSCService==NULL)
AnoA5H {
|h& q //如果服务已经存在,那么则打开
Ml6}47n if(GetLastError()==ERROR_SERVICE_EXISTS)
mYbu1542'n {
a fLE9 //printf("\nService %s Already exists",ServiceName);
M[cAfu //open service
qtuT%?wT@Z hSCService = OpenService(hSCManager, ServiceName,
iy|;xBI, SERVICE_ALL_ACCESS);
`NfwW: if(hSCService==NULL)
JA% y{Wb {
08/Tk+ printf("\nOpen Service failed:%d",GetLastError());
q);oO\< __leave;
0{/'[o7 }
Wr`<bLq1vs //printf("\nOpen Service %s ok!",ServiceName);
`+i/rc1. }
:-$TD('F else
sl`?9-_[ {
~( :$c3\ printf("\nCreateService failed:%d",GetLastError());
`aSbGMz __leave;
b^A7R{G7 }
2 SU }
Bf;<3k)5. //create service ok
A@Cvx7X else
~:*V'/2k
{
#vc!SI //printf("\nCreate Service %s ok!",ServiceName);
MzF,is }
F~/~_9RJ rpc;*t+z // 起动服务
&5*t*tI if ( StartService(hSCService,dwArgc,lpszArgv))
*Ag3qnY {
uK0L> //printf("\nStarting %s.", ServiceName);
u qA!#E Sleep(20);//时间最好不要超过100ms
zXk^ugFy while( QueryServiceStatus(hSCService, &ssStatus ) )
)5fly%-r) {
E:;MI{;7 if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
~MP/[,j` {
EqOhz II^ printf(".");
loUZD=Ph Sleep(20);
*VaQ\]:d }
+_jM$?:F} else
:lu "14 break;
bI8')a }
#mD_<@@ if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
?rziKT5OOC printf("\n%s failed to run:%d",ServiceName,GetLastError());
}{mS" }
%vbov}R else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
_+Z5qUmQ {
!wC(
]Y //printf("\nService %s already running.",ServiceName);
KN&|&51p} }
5Rp mR else
8:2Vib$ {
uX6p^KNm5 printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
*VUJ);7k __leave;
JW"`i }
}GHCu bRet=TRUE;
?5F;4oR2g }//enf of try
0IZF%` __finally
%3.
np {
dh1 N/[ return bRet;
ED);2*qP} }
\+&)9 !K return bRet;
dj}|EW4 }
UzW]kY[A< /////////////////////////////////////////////////////////////////////////
=CO'LyG BOOL WaitServiceStop(void)
j%}9tM6[ {
M"-.D;sa1 BOOL bRet=FALSE;
olKM0K //printf("\nWait Service stoped");
)u0/s' while(1)
4UND;I& {
[;UI8Stw Sleep(100);
OzR<jCOS if(!QueryServiceStatus(hSCService, &ssStatus))
2`A[<