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。
dq^vK OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
{pk]p~ <1>与远程系统建立IPC连接
lGpci <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
6o<(,\ad[ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
aDda&RM <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
t$g@+1p4 <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
3 @%XR8ss <6>服务启动后,killsrv.exe运行,杀掉进程
<d~si^*\ch <7>清场
IQeiT[TF 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
y7|
3]>Z /***********************************************************************
S pk8u4 Module:Killsrv.c
xq<X:\O Date:2001/4/27
cV:Ak~PKl Author:ey4s
4Be\5Byr Http://www.ey4s.org MIdViS.g ***********************************************************************/
~}RfepM #include
y-N]{! #include
~DP_1V? #include "function.c"
ZY=a[K #define ServiceName "PSKILL"
tr|)+~x3 vX|5*T`( SERVICE_STATUS_HANDLE ssh;
"NtY[sT{V SERVICE_STATUS ss;
odW K\e /////////////////////////////////////////////////////////////////////////
xQkvK=~$ void ServiceStopped(void)
bXk(wXX {
.?kq\.rQ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
}/2M?W0 ss.dwCurrentState=SERVICE_STOPPED;
(9Q@I8}Iy ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
*" +u^ ss.dwWin32ExitCode=NO_ERROR;
ZQ{-6VCjl ss.dwCheckPoint=0;
{A'_5 X9 ss.dwWaitHint=0;
Z}S7%m SetServiceStatus(ssh,&ss);
H{hzw&dZ<P return;
oS^KC}X }
0+F--E4 /////////////////////////////////////////////////////////////////////////
`IT]ZAem`/ void ServicePaused(void)
(dTQ,0 {
\3`r/,wY ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
sO{TGk]* ss.dwCurrentState=SERVICE_PAUSED;
-\n%K ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
<QD[hO^/ ss.dwWin32ExitCode=NO_ERROR;
EB VG@ ss.dwCheckPoint=0;
Z)md]Twt ss.dwWaitHint=0;
Kr;;aT0P SetServiceStatus(ssh,&ss);
LVT:oIQ return;
glLoYRTi
}
%77uc9} void ServiceRunning(void)
d,toU I {
l=ZD&uK ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_@W1?;yD ss.dwCurrentState=SERVICE_RUNNING;
mM:%-I\$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
-e"A)Bpl( ss.dwWin32ExitCode=NO_ERROR;
T^vhhfCUr ss.dwCheckPoint=0;
;GIA`=a% ss.dwWaitHint=0;
>wb Uxl%{5 SetServiceStatus(ssh,&ss);
b0Dco0U( return;
ERia5HnoD, }
Zz"8 /////////////////////////////////////////////////////////////////////////
Da8
|eN} void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
y%?'<j {
-Nn<pq switch(Opcode)
:$0yp`k {
-V-I&sO< case SERVICE_CONTROL_STOP://停止Service
Ec@cW6g(% ServiceStopped();
&gKDw!al break;
,3N>`]Km' case SERVICE_CONTROL_INTERROGATE:
-E~r?\;X SetServiceStatus(ssh,&ss);
*2pf>UzL break;
4:-x!lt }
7ug"SV6Hb return;
/l_u $" }
-K3d u&j //////////////////////////////////////////////////////////////////////////////
7hTpjox2 //杀进程成功设置服务状态为SERVICE_STOPPED
?Yzw]ag. //失败设置服务状态为SERVICE_PAUSED
R9!U _RH //
k||dX(gl void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
V~p01f"J {
ln+.=U6Tm ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
KA{&NFx if(!ssh)
*<X1M~p$ {
',K:.$My ServicePaused();
iI`vu return;
z%#-2&i }
L^*f$Balz ServiceRunning();
,J,Rup">h Sleep(100);
No)0|C8: //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
,H%[R+) //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
{2YqEX-I* if(KillPS(atoi(lpszArgv[5])))
JJmW%%]i ServiceStopped();
HNCu:$Wr@ else
I=:"Fqj'N ServicePaused();
dr c-5{M return;
<bb!BS&w }
L_aqr?Q /////////////////////////////////////////////////////////////////////////////
4hc[rN,] void main(DWORD dwArgc,LPTSTR *lpszArgv)
$v # {
bX$1PYX SERVICE_TABLE_ENTRY ste[2];
j1A%LS;c_ ste[0].lpServiceName=ServiceName;
:)i,K>y3i ste[0].lpServiceProc=ServiceMain;
NU3TXO ste[1].lpServiceName=NULL;
1DcX$b ste[1].lpServiceProc=NULL;
Cf9{lhE8 StartServiceCtrlDispatcher(ste);
0KTO)K return;
@_?2iN?4Z }
ar#73f /////////////////////////////////////////////////////////////////////////////
)z\# 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
c BZ,"kp- 下:
Xdx8HB@L /***********************************************************************
\Oq8kJ= Module:function.c
*hru);OJr Date:2001/4/28
,
^K.J29 Author:ey4s
c?e-2Dp( Http://www.ey4s.org YoW)]n ***********************************************************************/
S3l^h4 #include
wU>Fz* ////////////////////////////////////////////////////////////////////////////
/,\U*'- BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
1Y*k"[?dW {
8lzoiA_9 TOKEN_PRIVILEGES tp;
!+A%`m LUID luid;
[^s;Ggi9 dW%t ph if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
G;flj}z {
q&J5(9]O|L printf("\nLookupPrivilegeValue error:%d", GetLastError() );
$y&W: return FALSE;
D =mmBo }
pZ}B/j tp.PrivilegeCount = 1;
]J'TebP=L5 tp.Privileges[0].Luid = luid;
=Y81h- if (bEnablePrivilege)
*asv^aFpS tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
iiQ
q112` else
?&;_>0P tp.Privileges[0].Attributes = 0;
9I]Bt=2z // Enable the privilege or disable all privileges.
c8YbBdk' AdjustTokenPrivileges(
LXh}U>a9 hToken,
sYBmL]Hr FALSE,
cM3B5Lp &tp,
) WbWp4 sizeof(TOKEN_PRIVILEGES),
C1e@{> (PTOKEN_PRIVILEGES) NULL,
U 7.k Yu (PDWORD) NULL);
tE_n>~Zs // Call GetLastError to determine whether the function succeeded.
`WN80d\)& if (GetLastError() != ERROR_SUCCESS)
>5#}/G& {
NLY=o@< printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
Lc5zu7ncg return FALSE;
&Ap9h#
dK }
VC/-5'_6 return TRUE;
E&
i (T2c }
in/~' u ////////////////////////////////////////////////////////////////////////////
+/Y2\s BOOL KillPS(DWORD id)
[U/h'A.j {
NI#]#yM+ HANDLE hProcess=NULL,hProcessToken=NULL;
Fz';H BOOL IsKilled=FALSE,bRet=FALSE;
aqN{@| __try
Qy0w'L/@ {
bf0,3~G,P F5RL+rU(h if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
T>'O[=UWh {
d}zh.O5P!
printf("\nOpen Current Process Token failed:%d",GetLastError());
^n0;Q$\ __leave;
On}1&!{1] }
wR@>U.XT@ //printf("\nOpen Current Process Token ok!");
#p@GhI!6 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
W/bW=.d
Jd {
#i@f%Bq- __leave;
OU/}cu }
=~h b& printf("\nSetPrivilege ok!");
];hqI O#nM NGSts\D'} if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
d/
^IL*O {
\/YRhQ printf("\nOpen Process %d failed:%d",id,GetLastError());
QR#>Ws __leave;
K~vJ/9"|R }
t_jn-Idcf //printf("\nOpen Process %d ok!",id);
Rtz~:v% if(!TerminateProcess(hProcess,1))
u6Gqg(7hw {
FHQ`T\fC$@ printf("\nTerminateProcess failed:%d",GetLastError());
Au'y(KB __leave;
,{HQKHg }
k3qQU) IsKilled=TRUE;
(cOe*>L; }
N'VTdf? __finally
zp;!HP;/= {
]"Uzn if(hProcessToken!=NULL) CloseHandle(hProcessToken);
9=ygkP Y if(hProcess!=NULL) CloseHandle(hProcess);
B223W_0"o }
(l^7EpNs return(IsKilled);
O'wmhLa"W }
JE-*o"& //////////////////////////////////////////////////////////////////////////////////////////////
Bk~C$'x4 OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
bh1$
A /*********************************************************************************************
5<dg@,\ ModulesKill.c
MSQ^ovph Create:2001/4/28
]nUr E6 Modify:2001/6/23
!vAmjjB Author:ey4s
/S"jO[n9b Http://www.ey4s.org ?I6rW JcQ6 PsKill ==>Local and Remote process killer for windows 2k
E+O{^C= **************************************************************************/
;yomaAr #include "ps.h"
)~wKRyQff #define EXE "killsrv.exe"
s6 g"uF>k #define ServiceName "PSKILL"
[[IMf-] j+gxn_E #pragma comment(lib,"mpr.lib")
=|z:wlOs //////////////////////////////////////////////////////////////////////////
;zJb("n //定义全局变量
71R,R, SERVICE_STATUS ssStatus;
9KU&M"Yq&i SC_HANDLE hSCManager=NULL,hSCService=NULL;
/ovVS6Ai BOOL bKilled=FALSE;
d-_V*rYU char szTarget[52]=;
4n1g4c-
//////////////////////////////////////////////////////////////////////////
_M`ZF*o=c BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
"iK=
8 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
a{T.U-0
BOOL WaitServiceStop();//等待服务停止函数
&|Duc} t BOOL RemoveService();//删除服务函数
adP :{j /////////////////////////////////////////////////////////////////////////
UA8hYWRP int main(DWORD dwArgc,LPTSTR *lpszArgv)
"5V;~}=S {
C12UZE; BOOL bRet=FALSE,bFile=FALSE;
ae sk. char tmp[52]=,RemoteFilePath[128]=,
"TJu<O"2 szUser[52]=,szPass[52]=;
G^W0!u,@ HANDLE hFile=NULL;
89LD:+p/ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
X!Z)V)@J8 {oqbV#/& //杀本地进程
gPKf8{#%e if(dwArgc==2)
r&
a[? {
G(a5@9F if(KillPS(atoi(lpszArgv[1])))
wu.l-VmGp) printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
[j0[c9.p[ else
+=8wZ] printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
T ?[28| lpszArgv[1],GetLastError());
fwz:k]vk return 0;
bXnUz?1!d }
UUV5uDe>i //用户输入错误
F<I*?${[ else if(dwArgc!=5)
ki'$P.v{$w {
Xk4wU$1F printf("\nPSKILL ==>Local and Remote Process Killer"
l)[|wPf "\nPower by ey4s"
tS2&S 6u "\nhttp://www.ey4s.org 2001/6/23"
(kLaXayn "\n\nUsage:%s <==Killed Local Process"
{Ge{@1 "\n %s <==Killed Remote Process\n",
UN.;w3`Oc lpszArgv[0],lpszArgv[0]);
{1Ra|,; return 1;
B(;MI` }
?@G s7' //杀远程机器进程
/^.S
nqk strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
8${n}} strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
;-Yvi,sS+ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
X,v.1#[ U.<j2Kum //将在目标机器上创建的exe文件的路径
+^Xf:r`
G sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
bZYayjxZ5i __try
ZG^<<V$h {
&THtQ1D //与目标建立IPC连接
.#QE*<T)] if(!ConnIPC(szTarget,szUser,szPass))
@A1f#Ed< {
$t;:"i> printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Hx gC*-A$/ return 1;
s6|'s<x"j }
eyMn! a printf("\nConnect to %s success!",szTarget);
a* cWj}u //在目标机器上创建exe文件
^+P.f[ $ZI] hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
zzf@U&x< E,
E#KZZ lbx NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
r
W`7<3 if(hFile==INVALID_HANDLE_VALUE)
5b}w {
"bhK%N; printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
0*XsAz1,9 __leave;
@
8H$ }
Fe0M2%e;| //写文件内容
*-9i<@|(U^ while(dwSize>dwIndex)
q2EDrZ {
{nKw<F2 :|W=2(> if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
U T\4Xk< {
/yG7!k]Eg printf("\nWrite file %s
OeqKKVuQ failed:%d",RemoteFilePath,GetLastError());
inGUN?? __leave;
.}\8Y= }
f`hZb dwIndex+=dwWrite;
=VD],R) }
>_2~uF@pb //关闭文件句柄
;TJpD0 CloseHandle(hFile);
n*7^lAa2 bFile=TRUE;
+c~&o83[ //安装服务
zTa5N if(InstallService(dwArgc,lpszArgv))
x:FZEyalG {
9w=7A>.U //等待服务结束
+F)-n2Bi if(WaitServiceStop())
OE@[a {
>Q /;0>V //printf("\nService was stoped!");
1#=9DD$4 }
h <4`|Bg+ else
/i,n75/y? {
X}Oe 'y //printf("\nService can't be stoped.Try to delete it.");
"QnYT3[l" }
c~vhkRA Sleep(500);
\n[kzi7 //删除服务
VCWW(Y1Fd RemoveService();
I<#X#_YP }
$+Ze"E }
G3Dg B! __finally
ov_l)vt
{
+aOdaNcI //删除留下的文件
I}_}VSG( if(bFile) DeleteFile(RemoteFilePath);
BY~Tc5 //如果文件句柄没有关闭,关闭之~
{mJ'
Lb0; if(hFile!=NULL) CloseHandle(hFile);
r:bJU1P1$s //Close Service handle
qofAA!3z if(hSCService!=NULL) CloseServiceHandle(hSCService);
EHC7b^|3} //Close the Service Control Manager handle
"-=fi
'D if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
MZV$YD^S //断开ipc连接
g!XC5*} wsprintf(tmp,"\\%s\ipc$",szTarget);
INA3^p'w WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
F^.A~{&L if(bKilled)
;stjqTd printf("\nProcess %s on %s have been
WutPy_L< killed!\n",lpszArgv[4],lpszArgv[1]);
%M
iv8 else
NBPP?\1 printf("\nProcess %s on %s can't be
hoq2zDjD killed!\n",lpszArgv[4],lpszArgv[1]);
C-y MWr }
~q3O,bb{ return 0;
76 !LMNf }
:i<*~0r< //////////////////////////////////////////////////////////////////////////
zP,r,ok7 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
'{ _ X1 {
\\R}3 >Wc NETRESOURCE nr;
AXlVH%' char RN[50]="\\";
S~3|1Hw*tN Rge>20uTl$ strcat(RN,RemoteName);
Rf!v{\ strcat(RN,"\ipc$");
UH MJ(.Wa- |,$&jSe nr.dwType=RESOURCETYPE_ANY;
N6._Jb nr.lpLocalName=NULL;
%+l95Dv1 nr.lpRemoteName=RN;
)k Wxp nr.lpProvider=NULL;
~z:]rgX
LFax$CZc if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
VO0:4{- return TRUE;
J9[7AiEd(/ else
t1hQ0 B return FALSE;
E:K4k < }
$9X+dvu* /////////////////////////////////////////////////////////////////////////
D|ceZ <9x BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
Eiu/p&ct {
2K9X (th1 BOOL bRet=FALSE;
r!&174DSR1 __try
B@(d5i{h {
#4Z e2T| //Open Service Control Manager on Local or Remote machine
^4fvV\ne_~ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
+mWf$+w if(hSCManager==NULL)
@S@VsgQ%3Z {
P*6m~`"5 printf("\nOpen Service Control Manage failed:%d",GetLastError());
!.'D"Me> __leave;
xqX3uq }
)h,yQ`. //printf("\nOpen Service Control Manage ok!");
?>B?*IK! //Create Service
DC h
!Z{I hSCService=CreateService(hSCManager,// handle to SCM database
6Hnez @d ServiceName,// name of service to start
Dz0D ^(;V ServiceName,// display name
_8.TPB]no SERVICE_ALL_ACCESS,// type of access to service
5!?5S$> SERVICE_WIN32_OWN_PROCESS,// type of service
e6taQz@} SERVICE_AUTO_START,// when to start service
"B{3q`( SERVICE_ERROR_IGNORE,// severity of service
Q'n+K5&p failure
`PbY(6CF EXE,// name of binary file
DO(};R%= NULL,// name of load ordering group
8_}t,BC NULL,// tag identifier
oMEW5.VX NULL,// array of dependency names
0''p29 NULL,// account name
P\MDD@ NULL);// account password
Q` u# //create service failed
66&uK| if(hSCService==NULL)
gL_1~"3KGC {
W/,bz",v3 //如果服务已经存在,那么则打开
1O`V_d) if(GetLastError()==ERROR_SERVICE_EXISTS)
Po)U!5Tm {
;0Z- //printf("\nService %s Already exists",ServiceName);
5[4wN(
) //open service
qHub+"2 hSCService = OpenService(hSCManager, ServiceName,
-*k2:i` SERVICE_ALL_ACCESS);
&za
}THm if(hSCService==NULL)
v/ N[)< {
Ro]Z9C>1o printf("\nOpen Service failed:%d",GetLastError());
`-{l$Hn9|~ __leave;
*,z/q6 }
s>/Xb2\ //printf("\nOpen Service %s ok!",ServiceName);
DU\ytD`u }
c0zcR)=mL else
(c[u_~ ; {
TX=894{nGh printf("\nCreateService failed:%d",GetLastError());
_p6r5Y __leave;
5.\p]>|G1 }
!An?<Sv$ }
>8"(go+02
//create service ok
FygNWI ' else
A M[f {
zd[k|lj //printf("\nCreate Service %s ok!",ServiceName);
C>Hdp_Lm }
2OJlE)
. *>a=ku:? // 起动服务
W On<;'}M& if ( StartService(hSCService,dwArgc,lpszArgv))
bN/8 ~! {
R>0[w$ //printf("\nStarting %s.", ServiceName);
W^8 Sleep(20);//时间最好不要超过100ms
TnN
ythwZ while( QueryServiceStatus(hSCService, &ssStatus ) )
:k_&Zd j,B {
C~T,[U if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
4*}&nmW {
IVPN=jg? printf(".");
q'8*bu_ Sleep(20);
Rj";?.R*e }
71@eJQ else
.jD!+wv{9 break;
R%szN.cI }
* F%1~ if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
?^Aj\z> printf("\n%s failed to run:%d",ServiceName,GetLastError());
"|X'qKS(H{ }
S9!KI) else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
ijOp{ {
, ~
1+MZ= //printf("\nService %s already running.",ServiceName);
O5r8Ghf) }
q%x i>H.:{ else
'etA1]<N {
OM1Z}%J printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
LVg#E*J __leave;
/[_aK0U3 }
)IcSdS0@M bRet=TRUE;
5! );4+ }//enf of try
=;-C;gn:w __finally
Q!q6R^5!K {
d'W2I*Zc< return bRet;
F9eEQ{L }
4"@;.C"" return bRet;
?7NSp2aq2A }
T{
@@V /////////////////////////////////////////////////////////////////////////
.L^*9Y0) BOOL WaitServiceStop(void)
WkiT,(i {
6agq^wI BOOL bRet=FALSE;
6#Z]yk+p //printf("\nWait Service stoped");
/}6I3n while(1)
B/l^=u+- {
n,FyK`x Sleep(100);
o:{Sws(= if(!QueryServiceStatus(hSCService, &ssStatus))
KfjWZ4{v {
_+48(QF<