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。
cgs3qI OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
q Vm"f,ruo <1>与远程系统建立IPC连接
|5=~(-I>@ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
nAo8uWG <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
d"B@c;dD <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
J}Qs"+x <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
s~=KhP~ <6>服务启动后,killsrv.exe运行,杀掉进程
qr)v'aC3 <7>清场
<.,RBo 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
L#`2.nU /***********************************************************************
EI1W
.V>@ Module:Killsrv.c
[)#u<lZ<~ Date:2001/4/27
/Jxq
3D)v Author:ey4s
m$fQ `XzU Http://www.ey4s.org h@*lWi2K7 ***********************************************************************/
qDnCn H #include
nnt8 sf@\ #include
i`[#W(m #include "function.c"
5vD3K!\u #define ServiceName "PSKILL"
J| SwQE~ 6OL41g' SERVICE_STATUS_HANDLE ssh;
lSH ZV
Fd SERVICE_STATUS ss;
XkPv*%Er8 /////////////////////////////////////////////////////////////////////////
EKZA5J7kn void ServiceStopped(void)
|',M_
e] {
m`hGDp3 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
f).*NX ss.dwCurrentState=SERVICE_STOPPED;
CifA,[l34 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
x3Nkp4=Xd ss.dwWin32ExitCode=NO_ERROR;
4|[<e-W ss.dwCheckPoint=0;
U/ ?F:QD4 ss.dwWaitHint=0;
O(VxMO
SetServiceStatus(ssh,&ss);
}@Xh xZu return;
+J|+es }
VmN}FMGN /////////////////////////////////////////////////////////////////////////
DH5bpg&T void ServicePaused(void)
b,#`n {
8y$5oD6g9 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
m</]D WJ ss.dwCurrentState=SERVICE_PAUSED;
}>2t&+v+ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
gaQ[3g ss.dwWin32ExitCode=NO_ERROR;
w{PUj ss.dwCheckPoint=0;
jm+ V$YBP ss.dwWaitHint=0;
]>5T}h SetServiceStatus(ssh,&ss);
s(t eQ\ return;
p-.Ri^p }
NX?}{'f void ServiceRunning(void)
5XDgs|8 {
?TDvCL ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:^n*V6.4 ss.dwCurrentState=SERVICE_RUNNING;
YWEYHr;%^? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
6`acg'sk> ss.dwWin32ExitCode=NO_ERROR;
o`idg[l. ss.dwCheckPoint=0;
K[kds` ss.dwWaitHint=0;
a$d:_,\" SetServiceStatus(ssh,&ss);
G.E[6G3 return;
aX|g S\zx }
zm>>} 5R /////////////////////////////////////////////////////////////////////////
!X-9Ms}(d void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
j(j#0dXLh {
[w!C*_V 9 switch(Opcode)
G\R*#4cF {
^w.]Hd2 case SERVICE_CONTROL_STOP://停止Service
w&%9IJ ServiceStopped();
sa*g break;
gNqAj# m case SERVICE_CONTROL_INTERROGATE:
>?z:2@Q)B SetServiceStatus(ssh,&ss);
H
nK!aa break;
mjbTy"}" }
$!f!,fw+ return;
IroPx#s:i }
/0(%(2jIWl //////////////////////////////////////////////////////////////////////////////
*ot>WVB //杀进程成功设置服务状态为SERVICE_STOPPED
FH.f- ZU //失败设置服务状态为SERVICE_PAUSED
1I ""X]I_ //
"# !D|[h0 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
CphFv!k'Z {
(~JwLe@a ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
rvwa!YY} if(!ssh)
W RF.[R" {
0LdJZP ServicePaused();
F>*{e return;
+~N!9eMc }
e!GZSk
ServiceRunning();
YxXqI Sleep(100);
9UV9h_.x //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
U9
#w //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
=-w;zx if(KillPS(atoi(lpszArgv[5])))
xYPxg! ServiceStopped();
z`4c 4h]I else
eTT)P ServicePaused();
h h"h
j return;
Fk{J@Y }
e4DMO*6 /////////////////////////////////////////////////////////////////////////////
{=67XrWN1 void main(DWORD dwArgc,LPTSTR *lpszArgv)
8f|98T"
{
j
C)-`_ SERVICE_TABLE_ENTRY ste[2];
5MR,UgT ste[0].lpServiceName=ServiceName;
qw<HY$3= ste[0].lpServiceProc=ServiceMain;
/&r|ec5 ste[1].lpServiceName=NULL;
+"dv7 ste[1].lpServiceProc=NULL;
KFU%DU G StartServiceCtrlDispatcher(ste);
TkRmV6'w return;
6kN:* }
0Qnd6mb /////////////////////////////////////////////////////////////////////////////
\9`#]#1bx5 function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
-U>y 下:
7/aOsW"6 /***********************************************************************
#Y2i*:< Module:function.c
S( Date:2001/4/28
Or8kp/d Author:ey4s
E$A3|rjnoN Http://www.ey4s.org ~Wei|,w'< ***********************************************************************/
/`3#4=5- #include
FQk!d$BG ////////////////////////////////////////////////////////////////////////////
?{6s58Q{ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
I`T1Pll {
BJk
Z2= TOKEN_PRIVILEGES tp;
zU&L.+
LUID luid;
{e"dm5 (5a1P;_Y if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
rQb7?O@- {
-R
b{^/ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Y%@hbUc}x9 return FALSE;
eVJ^\z:4 }
@ }&_Dvf tp.PrivilegeCount = 1;
ml0*1Dw tp.Privileges[0].Luid = luid;
Z.1>
kZ if (bEnablePrivilege)
du_4eB tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
G69GoT else
XogVpkA tp.Privileges[0].Attributes = 0;
aJzLrX // Enable the privilege or disable all privileges.
cE\>f8 I AdjustTokenPrivileges(
!Ms[eB hToken,
yCP4r6X0 FALSE,
/TV=$gB` &tp,
Dvc&RG sizeof(TOKEN_PRIVILEGES),
e2cP
*J (PTOKEN_PRIVILEGES) NULL,
6;iJ*2f5V (PDWORD) NULL);
`XKVr // Call GetLastError to determine whether the function succeeded.
l1'6cLT` if (GetLastError() != ERROR_SUCCESS)
3I $>uR {
9t$]X>} printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
%%JMb=!%2 return FALSE;
R#W&ery }
~b)74M/ return TRUE;
Zsx3/} }
$n!K6fkX% ////////////////////////////////////////////////////////////////////////////
=a}b+(R BOOL KillPS(DWORD id)
"N5!mpD" {
mbxbEqz HANDLE hProcess=NULL,hProcessToken=NULL;
}D;WN@], BOOL IsKilled=FALSE,bRet=FALSE;
(V?: ] __try
z~{&}Em ~ {
ypdT&5Mqb! 69G`2_eKCp if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Ba'LRz {
Bd~1P/ printf("\nOpen Current Process Token failed:%d",GetLastError());
T.mmmT __leave;
k[kju%i4 }
._PzYE|m2 //printf("\nOpen Current Process Token ok!");
~}"]&%Q{J if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
?LK 2g {
!EIjN
__leave;
1P(&J }
U;q];e:,=} printf("\nSetPrivilege ok!");
~xLJe`"JUx %$5H!!~o if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
r]Lc9dL {
~Z'w)!h printf("\nOpen Process %d failed:%d",id,GetLastError());
sN6N >{ __leave;
{{yZ@>o6 }
D5,P)[ //printf("\nOpen Process %d ok!",id);
Wwujh2g"0| if(!TerminateProcess(hProcess,1))
>znRyQ~bM {
-E4XIn printf("\nTerminateProcess failed:%d",GetLastError());
Sa1l=^ __leave;
iyta;dw9 }
>>{FzR IsKilled=TRUE;
%9oYw9H! }
O1'm@
q) __finally
2lVHZ\G {
"Wo,'8{v if(hProcessToken!=NULL) CloseHandle(hProcessToken);
NnT g3:. if(hProcess!=NULL) CloseHandle(hProcess);
i0jBZW"_1$ }
Bi,;lR5
return(IsKilled);
\ZU1Jb1c }
umi5Wb< //////////////////////////////////////////////////////////////////////////////////////////////
s?R2B)a 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:
^=
0m-/ /*********************************************************************************************
]X Z-o>+, ModulesKill.c
%zk$}}ti. Create:2001/4/28
.iX# A<E} Modify:2001/6/23
7R!5,Js+ Author:ey4s
??60,m:] Http://www.ey4s.org ={>Lrig:l PsKill ==>Local and Remote process killer for windows 2k
$37
g]ZD **************************************************************************/
%ru;;h #include "ps.h"
,\2:/>2 #define EXE "killsrv.exe"
Q6'x\ #define ServiceName "PSKILL"
rgmF: C c(;a=n(E# #pragma comment(lib,"mpr.lib")
DwHF[]v' //////////////////////////////////////////////////////////////////////////
,Uhb //定义全局变量
>9e(.6&2XZ SERVICE_STATUS ssStatus;
G6@M&u5RT SC_HANDLE hSCManager=NULL,hSCService=NULL;
=L;] ;i BOOL bKilled=FALSE;
I`KQ|h0% char szTarget[52]=;
w }^ I //////////////////////////////////////////////////////////////////////////
?`zXLY9q7 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
} :=Tm]S BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
n_ lo` BOOL WaitServiceStop();//等待服务停止函数
&e-U5'(6v_ BOOL RemoveService();//删除服务函数
B33$pUk /////////////////////////////////////////////////////////////////////////
ABE@n%|` int main(DWORD dwArgc,LPTSTR *lpszArgv)
:G\<y {
I$N8tn+E BOOL bRet=FALSE,bFile=FALSE;
b2b?hA'k char tmp[52]=,RemoteFilePath[128]=,
<Rh6r}f szUser[52]=,szPass[52]=;
!l]dR@e HANDLE hFile=NULL;
J:&[59 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
)XcOl7XLN W@|6nPm //杀本地进程
xk&Jl#v if(dwArgc==2)
Vq;dJ%sY {
4vBL6!z:Z if(KillPS(atoi(lpszArgv[1])))
~.;<
Bj printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
;JZS^Wa else
yE[#ze printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
r'QnX;99T lpszArgv[1],GetLastError());
7$h#OV*@, return 0;
r{l(O,|e }
pvmC$n^zc //用户输入错误
F1L:,.e` else if(dwArgc!=5)
a:QDBS2Llv {
Uf}\p~; printf("\nPSKILL ==>Local and Remote Process Killer"
C4TE-OM8 "\nPower by ey4s"
s(X;Eha "\nhttp://www.ey4s.org 2001/6/23"
P(F+f`T "\n\nUsage:%s <==Killed Local Process"
|$5[(6T| "\n %s <==Killed Remote Process\n",
3U_2! zF3_ lpszArgv[0],lpszArgv[0]);
a7N!B' y return 1;
3Zi@A4Wu }
k'0Pi6 //杀远程机器进程
6 G=j6gK%P strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
M1KqY: 9E strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
-D6exTxh" strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
vWGwVH/K r@ZJ{4\Q //将在目标机器上创建的exe文件的路径
u\eEh*<7q sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
e=O,B8)_ __try
*/|BpakD< {
yj^+G //与目标建立IPC连接
$56,$K`H if(!ConnIPC(szTarget,szUser,szPass))
xyI}y(CN1 {
/7gOSwY printf("\nConnect to %s failed:%d",szTarget,GetLastError());
q$=#A7H>3) return 1;
(<^ yqH? }
w*R$o printf("\nConnect to %s success!",szTarget);
8By|@LO //在目标机器上创建exe文件
eq UME h:9Zt0, hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
#8)*1? E,
;Iq/l%vX NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
l+V>]?j if(hFile==INVALID_HANDLE_VALUE)
K4kMM*D {
,G)r=$XU printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
T#>7ub __leave;
*QH28%^ }
ynbuN x* //写文件内容
AM!G1^c while(dwSize>dwIndex)
T?X_c"{8M {
R=jI?p x&0vKo; if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
S\;V4@<Kn {
M3q|l7|9 printf("\nWrite file %s
x)@G;nZ failed:%d",RemoteFilePath,GetLastError());
w!D|]LoE __leave;
55z]&5N }
9Q"'"b*?z dwIndex+=dwWrite;
>3Eo@J,?d }
I"GB<oB //关闭文件句柄
EVGt 5z CloseHandle(hFile);
+llR204 bFile=TRUE;
!jTcsN% //安装服务
Y=Kc'x[,Zj if(InstallService(dwArgc,lpszArgv))
"men {
&G-!qxe //等待服务结束
.X;3,D[w if(WaitServiceStop())
/{&tY:;m {
bD?VU<)3 //printf("\nService was stoped!");
R~PA1wDZ }
#)nSr else
aeD ;5VV {
s=;uc]9g //printf("\nService can't be stoped.Try to delete it.");
u?}(P_9 }
b}"N`,0dO Sleep(500);
}|pwz //删除服务
R#I0|;q4|p RemoveService();
1]p ZrBh"E }
ZusEfh? }
P(f0R8BE __finally
NGbG4-w- {
H5Io{B%= //删除留下的文件
y2^Y/)
if(bFile) DeleteFile(RemoteFilePath);
jWrj?DV,2N //如果文件句柄没有关闭,关闭之~
ye,>A. if(hFile!=NULL) CloseHandle(hFile);
R21b!Pd\ //Close Service handle
p"KFJ if(hSCService!=NULL) CloseServiceHandle(hSCService);
:s7m4!EF //Close the Service Control Manager handle
\hx1o\ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
&__es{;P //断开ipc连接
vwxXgk wsprintf(tmp,"\\%s\ipc$",szTarget);
o%IA}e7PAa WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
{y_98N if(bKilled)
)!P)U(*v printf("\nProcess %s on %s have been
:qd`zG3 killed!\n",lpszArgv[4],lpszArgv[1]);
JPoN&BTCj else
5?]hd*8 printf("\nProcess %s on %s can't be
T9Nb`sbV] killed!\n",lpszArgv[4],lpszArgv[1]);
K/|Z$4S }
FG.em return 0;
d^{RQ }
|Uc_G13Y{D //////////////////////////////////////////////////////////////////////////
(pv+c, BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
6G[4rD& {
*GL/aEI<$ NETRESOURCE nr;
~T1XLu char RN[50]="\\";
M`,)w i
zem8G2#c strcat(RN,RemoteName);
"eB$k40- strcat(RN,"\ipc$");
uM_wjP @`q:IIgW nr.dwType=RESOURCETYPE_ANY;
h4T5+~rw nr.lpLocalName=NULL;
0Ziw_S\d&s nr.lpRemoteName=RN;
YS/Yd[ e nr.lpProvider=NULL;
hoK>~:; v>Q#B if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
\1D<!k\S return TRUE;
RO 4Z?tz else
e4?>- return FALSE;
RBs-_o+ % }
2N: ,Q8~ /////////////////////////////////////////////////////////////////////////
[YlKR'_ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
[XEkz#{
{
onz?_SAW BOOL bRet=FALSE;
snobT Q __try
`4=^cyt+ {
1_PoqD!q //Open Service Control Manager on Local or Remote machine
&,{fw@#)_ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
M
l Jo`d if(hSCManager==NULL)
_`&m\Qe> {
1v.c 6~ printf("\nOpen Service Control Manage failed:%d",GetLastError());
(nf~x __leave;
Z2qW\E^_r }
/5(Yy} //printf("\nOpen Service Control Manage ok!");
Azl&m