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。
e'1 ^+*bU OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
5v|H<wPp <1>与远程系统建立IPC连接
zmf"I[) <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
/Hv*K&}M <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
,IIZXl@ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
i8Fs0U4" <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
5<89Af&&K8 <6>服务启动后,killsrv.exe运行,杀掉进程
hZAG (Z <7>清场
Ia=_78MgZ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
<S]KaDu^ /***********************************************************************
umQi Module:Killsrv.c
?}vzLgp Date:2001/4/27
-a
*NbH Author:ey4s
w`L~#yu Http://www.ey4s.org W|ReLM\ ***********************************************************************/
%p0b{P j_p #include
i?F[||O"$ #include
2m_'z #include "function.c"
1"}B]5! #define ServiceName "PSKILL"
`Kh]x9Z tM&n3MWQ SERVICE_STATUS_HANDLE ssh;
\n#]%X5c SERVICE_STATUS ss;
Hqvc7 -c6 /////////////////////////////////////////////////////////////////////////
>b>MKm>q void ServiceStopped(void)
PzjaCp' {
q@w{c= ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
1g1? zk8zO ss.dwCurrentState=SERVICE_STOPPED;
* [tc ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
6|,e% ss.dwWin32ExitCode=NO_ERROR;
<tFSF%vG= ss.dwCheckPoint=0;
um;:fT+ ss.dwWaitHint=0;
>SvDgeg_7f SetServiceStatus(ssh,&ss);
}6).|^]\' return;
\V= &&(n# }
N~;*bvW{ /////////////////////////////////////////////////////////////////////////
6sPk:5 void ServicePaused(void)
|GtY*| {
/D0RC ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<eY%sFq, ss.dwCurrentState=SERVICE_PAUSED;
75ZH ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
cVp[ Z#B ss.dwWin32ExitCode=NO_ERROR;
*4t-e0]j@w ss.dwCheckPoint=0;
wW-A b ss.dwWaitHint=0;
*=Doe2(!C SetServiceStatus(ssh,&ss);
:$=|7v return;
- %|P }
*z q .C void ServiceRunning(void)
.eo~?u<j& {
^IBGYl5n ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
"OO96F ss.dwCurrentState=SERVICE_RUNNING;
! .AhzU1%Y ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
%JQ~!3 ss.dwWin32ExitCode=NO_ERROR;
Va7c#P? ss.dwCheckPoint=0;
~L bS~_\C= ss.dwWaitHint=0;
O#Z/+\U SetServiceStatus(ssh,&ss);
Y]N~vD return;
5G#$c'A{4 }
B/mYoK /////////////////////////////////////////////////////////////////////////
/|GT\X4o void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
F;u7A]H^ {
&y70 switch(Opcode)
L\YKdUL {
G$C}?"l case SERVICE_CONTROL_STOP://停止Service
;7rd;zJ ServiceStopped();
4QE=f(u;h break;
r}
Lb3`' case SERVICE_CONTROL_INTERROGATE:
/HkFlfPd SetServiceStatus(ssh,&ss);
bni)Qw break;
;o[rQ6+ }
1 tPVP return;
87i" }
f ba&` //////////////////////////////////////////////////////////////////////////////
T"?Y5t`( //杀进程成功设置服务状态为SERVICE_STOPPED
p*
RC //失败设置服务状态为SERVICE_PAUSED
icE|.[ //
.s2$al void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
G}VDEC {
o@9+mM"B) ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
w?*z^y@ if(!ssh)
w$j{Hp6m {
~^&R#4J ServicePaused();
II;Te7~ return;
~.Cv
DJy }
@RGDhwS47 ServiceRunning();
o)&"Rf Sleep(100);
GRT]aw //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
3pSj kS|?> //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
*/w7?QOv if(KillPS(atoi(lpszArgv[5])))
ydQ!4 ServiceStopped();
;3;2h+U* else
CvK3H\.&;k ServicePaused();
qbiK^gR return;
X4wH/q^ }
(WRMaI72( /////////////////////////////////////////////////////////////////////////////
,[isib3 void main(DWORD dwArgc,LPTSTR *lpszArgv)
6YmP[% {
T|;@T^ SERVICE_TABLE_ENTRY ste[2];
{~N3D4n^ ste[0].lpServiceName=ServiceName;
%<}<'V0 ste[0].lpServiceProc=ServiceMain;
fW(/Loh ste[1].lpServiceName=NULL;
*KJB>W%@uM ste[1].lpServiceProc=NULL;
E9+ HS StartServiceCtrlDispatcher(ste);
sWHyL(C@ return;
KVR~jF% }
<sX VW /////////////////////////////////////////////////////////////////////////////
K]/Od function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
h/2/vBs 下:
rkDi+D6`q /***********************************************************************
l{$[}< Module:function.c
GqLq gns Date:2001/4/28
{6*#3m
Kk Author:ey4s
+ZA)/ Http://www.ey4s.org Nu^p ***********************************************************************/
83 I-X95 #include
uSN"vpc4D ////////////////////////////////////////////////////////////////////////////
Nxk(mec" BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
$6h*lT< {
J;}3t! TOKEN_PRIVILEGES tp;
7 [d? LUID luid;
~_>cM c V.6)0fKZW if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
hJ*Ihwn| {
B=n[)"5fBO printf("\nLookupPrivilegeValue error:%d", GetLastError() );
!_~Uv xM+ return FALSE;
m#e*c[*G }
V`#.7uUP tp.PrivilegeCount = 1;
r37[)kJ tp.Privileges[0].Luid = luid;
8 #}D
:( if (bEnablePrivilege)
tfYB _N tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
_=EKXE)&} else
F~HRME;Z tp.Privileges[0].Attributes = 0;
5o)Y$>T0 // Enable the privilege or disable all privileges.
O_;Dk W AdjustTokenPrivileges(
SZhOm hToken,
R)5n 8 FALSE,
!GwL,)0@^ &tp,
epg#HNP7^Y sizeof(TOKEN_PRIVILEGES),
J !HjeZ (PTOKEN_PRIVILEGES) NULL,
L',mKOej (PDWORD) NULL);
,Na^%A@TJ // Call GetLastError to determine whether the function succeeded.
AjkW0FB:1 if (GetLastError() != ERROR_SUCCESS)
V'DA[{\* {
9Uf j printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
DM{ 4@*] return FALSE;
=0qpVFvU }
-!e7L>w return TRUE;
vLT0ETHg6 }
ZnW@YC#9 ////////////////////////////////////////////////////////////////////////////
V}WB*bE BOOL KillPS(DWORD id)
Bv6K$4 {
7Nzbz3 HANDLE hProcess=NULL,hProcessToken=NULL;
YXW%]Uy+ BOOL IsKilled=FALSE,bRet=FALSE;
LP];x3 __try
"V&I^YSc> {
k@dN$O%p 7f{=w,
U if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
\ZI'|Ad {
;dR=tAf0$Q printf("\nOpen Current Process Token failed:%d",GetLastError());
?D`T7KSe~D __leave;
k*mt4~KLT8 }
7zemr>sIh //printf("\nOpen Current Process Token ok!");
5jB*fIz if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
UUc8*yU)
{
NSQp<
m __leave;
0Ua%DyJ }
;30nd= printf("\nSetPrivilege ok!");
XH}'w9VynR 9X$ma/P[ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
YW/QC'_iC {
he(A3{' printf("\nOpen Process %d failed:%d",id,GetLastError());
`=lc<T^ __leave;
"N?+VkZEv }
$za8"T*I //printf("\nOpen Process %d ok!",id);
oU*45B`" if(!TerminateProcess(hProcess,1))
m908jI_So {
v'!a\b`9 printf("\nTerminateProcess failed:%d",GetLastError());
^T::-pN* __leave;
iBTYY{-wF }
"A$!,
PX6 IsKilled=TRUE;
t. ='/`!N }
**3 z;58i __finally
9iUr nG* {
vw,rF`LjZ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
p Z: F:
if(hProcess!=NULL) CloseHandle(hProcess);
%Dg0fL }
@Fp_^5 return(IsKilled);
}7E^ZZ]f }
G` XC //////////////////////////////////////////////////////////////////////////////////////////////
4)|8Eu[p7 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:
phnV7D(E /*********************************************************************************************
^T"vX ModulesKill.c
d?`ny#,GB Create:2001/4/28
&|3
$!S Modify:2001/6/23
fk1ASV<rN Author:ey4s
ojvj}ln Http://www.ey4s.org '(bgs PsKill ==>Local and Remote process killer for windows 2k
I M-L'9 **************************************************************************/
(3J$>Na #include "ps.h"
ydRC1~f0 #define EXE "killsrv.exe"
nD5 gP #define ServiceName "PSKILL"
?=m?jNa;nC tg]x0#@s #pragma comment(lib,"mpr.lib")
~T&<CTh //////////////////////////////////////////////////////////////////////////
l&iq5}[n& //定义全局变量
s7Ub@ SERVICE_STATUS ssStatus;
n8*;lK8 SC_HANDLE hSCManager=NULL,hSCService=NULL;
"j;4
k.`h BOOL bKilled=FALSE;
h3LE>}6D char szTarget[52]=;
/x_o!<M //////////////////////////////////////////////////////////////////////////
<:SZAAoIV BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
={K`4BD BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
'Vyt4^$% BOOL WaitServiceStop();//等待服务停止函数
1%4sHSN BOOL RemoveService();//删除服务函数
I!e} )Y /////////////////////////////////////////////////////////////////////////
=jB08A int main(DWORD dwArgc,LPTSTR *lpszArgv)
[<DZ*|+ {
KD`IX-r{s BOOL bRet=FALSE,bFile=FALSE;
&l3iV88 char tmp[52]=,RemoteFilePath[128]=,
Oo"^%F~% szUser[52]=,szPass[52]=;
Og,$ sH}` HANDLE hFile=NULL;
3|.um_ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
\jOA+FU[ Ut2y;2)a //杀本地进程
H,Z;=N_ if(dwArgc==2)
/"eey(X {
Jn{OWw2 if(KillPS(atoi(lpszArgv[1])))
-FU}pz/ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
sCR67/ else
$5Xh,DOg printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
E_vq lpszArgv[1],GetLastError());
H&:jcgV*P return 0;
{
^cV lC_ }
su*'d:L //用户输入错误
?>I;34tL( else if(dwArgc!=5)
I'V4D[H5 {
0NS<?p~_S printf("\nPSKILL ==>Local and Remote Process Killer"
gbH<]? "\nPower by ey4s"
xlhG,bb7 "\nhttp://www.ey4s.org 2001/6/23"
-$\+'
\ "\n\nUsage:%s <==Killed Local Process"
b )B?
F "\n %s <==Killed Remote Process\n",
6
J{k(H$3 lpszArgv[0],lpszArgv[0]);
zT!drq: x return 1;
W[Ls|<Q }
{phNds% //杀远程机器进程
qWQ/'M strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
e" St_z( strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
j'A_'g'^ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
dBz/7&Q 7=;R& mqC //将在目标机器上创建的exe文件的路径
Z'"tB/=W sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
:]\([Q+a __try
|Y?HA& {
zd@m~V //与目标建立IPC连接
19w*!FGX if(!ConnIPC(szTarget,szUser,szPass))
7Zlw^'q$:L {
M7pOLP_1jB printf("\nConnect to %s failed:%d",szTarget,GetLastError());
WA+iYLx@H return 1;
u6AA4( }
`$ 6rz printf("\nConnect to %s success!",szTarget);
x[a<mk //在目标机器上创建exe文件
vN`klDJgW[ vEJWFoeEFm hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
vX/T3WV
E,
e
9;~P} NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
!@}wDt if(hFile==INVALID_HANDLE_VALUE)
I}1NB3>^ {
wOU_*uY@6' printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
ML|FQ __leave;
f&Gt| }
}H^+A77v //写文件内容
Y$"O
VC while(dwSize>dwIndex)
bbE!qk;hEP {
jYk&/@`Ly Dfmjw if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
37s0e;aF {
,J+}rPe"sf printf("\nWrite file %s
'uBu6G failed:%d",RemoteFilePath,GetLastError());
4y|BOVl __leave;
$g>IyT[ }
aAD^^l# dwIndex+=dwWrite;
]n6#VTz* }
]s<[D$ <, //关闭文件句柄
t'n pG}`tE CloseHandle(hFile);
-XB/lnG bFile=TRUE;
)Y"+,$$>Y` //安装服务
EV]1ml k$ if(InstallService(dwArgc,lpszArgv))
hgPa6Kd {
;ub;lh 3 //等待服务结束
5IE#\FITO| if(WaitServiceStop())
ZrpU <
{
IxY|>5z //printf("\nService was stoped!");
b,7k)ND1F }
EJMM9(DQ7 else
,o86}6Ag {
B38]~'8 //printf("\nService can't be stoped.Try to delete it.");
l9{hq/V }
p{r}?a Sleep(500);
z&zP)>Pv //删除服务
8\+uec]k RemoveService();
H#,W5EJzM }
KcWN,!G }
m|n __finally
| )K8N<n {
V%rzk*LA //删除留下的文件
@>,^":`# if(bFile) DeleteFile(RemoteFilePath);
]cHgleHQ //如果文件句柄没有关闭,关闭之~
>g1~CEMN# if(hFile!=NULL) CloseHandle(hFile);
q'T4w!V(V //Close Service handle
>mwlsL~X if(hSCService!=NULL) CloseServiceHandle(hSCService);
e"{{ TcNk //Close the Service Control Manager handle
hOjk3
k if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
j#!IuH\] //断开ipc连接
cr7 }^s wsprintf(tmp,"\\%s\ipc$",szTarget);
_kef0K6 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
]L5@,E4. if(bKilled)
=^M/{51j printf("\nProcess %s on %s have been
J,'M4O\S killed!\n",lpszArgv[4],lpszArgv[1]);
0CnOL!3.I else
, qMzWa printf("\nProcess %s on %s can't be
fK>L!=Q killed!\n",lpszArgv[4],lpszArgv[1]);
9+Np4i@ }
Cio
1E-4 return 0;
R@1 xt@? }
luh$2 \5B //////////////////////////////////////////////////////////////////////////
f,U.7E
BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
UXJeAE- {
&*M!lxDN NETRESOURCE nr;
"q3ZWNS'w char RN[50]="\\";
K@
I9^b (S>C#A=E\ strcat(RN,RemoteName);
,0M_Bk" strcat(RN,"\ipc$");
V(H1q`ao9 )}Hpi<5N nr.dwType=RESOURCETYPE_ANY;
B-*+r`@Bd nr.lpLocalName=NULL;
R`NYEptJ nr.lpRemoteName=RN;
KLST\Ln: nr.lpProvider=NULL;
B6MB48#0gs T6\[iJI| if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
(nQ^ return TRUE;
p$S*dr else
;AG8C#_ return FALSE;
y6(Z`lx }
u|\1hLXX /////////////////////////////////////////////////////////////////////////
g|o,uD BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
qU \w= {
Q*D;U[ BOOL bRet=FALSE;
qqjwJ!@P __try
`+]Qz =} {
(p" %O //Open Service Control Manager on Local or Remote machine
4>wP7`/+y hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
g9
.Q<