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。
zH\;pmWiN9 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
0R^(rE"2# <1>与远程系统建立IPC连接
gZ=9Y:$ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
"y
,(9_# <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
:~A1Ud4c <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
FLnAN; <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
#y9K-}u <6>服务启动后,killsrv.exe运行,杀掉进程
mBgx17K/-_ <7>清场
\ g[f4xAV 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
PM?Ri^55<L /***********************************************************************
?yM/j7Xn Module:Killsrv.c
ZwrYss Date:2001/4/27
U+A(.+d. Author:ey4s
au}0PnA; Http://www.ey4s.org @/2wmza%2 ***********************************************************************/
fD}]Mi:V #include
Qs[EA_ #include
8RT0&[ #include "function.c"
pYvF}8
#define ServiceName "PSKILL"
Eq.zCD8A .Fz6+m;Z SERVICE_STATUS_HANDLE ssh;
3\l9Sf=M| SERVICE_STATUS ss;
~4X!8b_ /////////////////////////////////////////////////////////////////////////
LYT<o FE- void ServiceStopped(void)
"7g8 d {
ZC-evy ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
m3!MHe~t ss.dwCurrentState=SERVICE_STOPPED;
\hD
bv5 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{rJF)\2 ss.dwWin32ExitCode=NO_ERROR;
"ZB`fNE ss.dwCheckPoint=0;
ZTz(NS
EK ss.dwWaitHint=0;
5+"8q#X$ SetServiceStatus(ssh,&ss);
]x{ H return;
6]A\8Ty }
kT=|tQ@ /////////////////////////////////////////////////////////////////////////
?-v?SN# void ServicePaused(void)
5:3$VWLa
< {
NbMH@6%E ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
;j\$[4W.i ss.dwCurrentState=SERVICE_PAUSED;
(=B7_jrl ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Bq=](<>> ss.dwWin32ExitCode=NO_ERROR;
a9JJuSRC ss.dwCheckPoint=0;
UdgI<a~`k6 ss.dwWaitHint=0;
TK?N^ly SetServiceStatus(ssh,&ss);
X"59`Yh return;
g
{wPw }
I,Y^_(JW void ServiceRunning(void)
h0QQP {
FOyfk$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
j~>
#{"C ss.dwCurrentState=SERVICE_RUNNING;
4KB?g7_* ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
GB Un" _J ss.dwWin32ExitCode=NO_ERROR;
Ekp
0.c8: ss.dwCheckPoint=0;
EB<tX`Wp ss.dwWaitHint=0;
XYVeHP! SetServiceStatus(ssh,&ss);
pl/$@K?L return;
_
L6>4 }
tELnq#<6 /////////////////////////////////////////////////////////////////////////
Ykq }9 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
3+PM_c)Y {
G?(:Z= switch(Opcode)
/'+JP4mK {
@}RyW&1Z case SERVICE_CONTROL_STOP://停止Service
$\H46Ji ServiceStopped();
'v)+S;oB break;
pDN,(Ip case SERVICE_CONTROL_INTERROGATE:
f}d@G/L SetServiceStatus(ssh,&ss);
(Gsg+c
break;
IMEoov-x }
8)ol6Mi{ return;
OPh@H.)^ }
YR#1[fe*_ //////////////////////////////////////////////////////////////////////////////
~kFRy {z //杀进程成功设置服务状态为SERVICE_STOPPED
-^N '18: //失败设置服务状态为SERVICE_PAUSED
+g30frg+Gl //
l,8|E void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Y^f|}YO%y {
9LRY ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
>r Glj if(!ssh)
sNTfRPC {
L1+cv;t ServicePaused();
|a3b2x, return;
Dne&YVF9V }
XRin~wz|S ServiceRunning();
]kvE+m&p}^ Sleep(100);
!%=k/|# //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
evP`&23tP //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
(ZJ_&8C# if(KillPS(atoi(lpszArgv[5])))
4QDzG~N4)| ServiceStopped();
CiFbk&-g else
? 'nMZ ServicePaused();
T[J_/DE@ return;
fA5#
2P{ }
fW`F^G1R /////////////////////////////////////////////////////////////////////////////
uEY5&wX` void main(DWORD dwArgc,LPTSTR *lpszArgv)
~yg9ZM {
W3kilhZ SERVICE_TABLE_ENTRY ste[2];
a WC
sLH ste[0].lpServiceName=ServiceName;
>n62csO ste[0].lpServiceProc=ServiceMain;
`^x^=
og' ste[1].lpServiceName=NULL;
XO>Y*7rO ste[1].lpServiceProc=NULL;
AmFHn StartServiceCtrlDispatcher(ste);
>~:]+q return;
>@o*v*25 }
p-_j0zv /////////////////////////////////////////////////////////////////////////////
IuL]V TY 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
O jmz/W 下:
"~6BC /***********************************************************************
~Hf,MLMdTf Module:function.c
ah.Kb(d: Date:2001/4/28
:4dili4|/ Author:ey4s
/e,lD) Http://www.ey4s.org #;)7~69 ***********************************************************************/
bBf+z7iyc #include
1zffPC8jl ////////////////////////////////////////////////////////////////////////////
'lF|F+8 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
c4|.!AQ> {
' =kX TOKEN_PRIVILEGES tp;
!~#31kL& LUID luid;
1*"Uc!7.% gYZgo if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
<f%9w] {
hG U &C] printf("\nLookupPrivilegeValue error:%d", GetLastError() );
JqO( ]*"Hi return FALSE;
f$/D?q3N }
>X]<s^
tp.PrivilegeCount = 1;
w@4+&v>O tp.Privileges[0].Luid = luid;
YZ}gZQ.A0 if (bEnablePrivilege)
^/,s$dj tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
b]~M$y60q else
7g$t$cZby, tp.Privileges[0].Attributes = 0;
{XAKf_Cg // Enable the privilege or disable all privileges.
DRnXo-Aaj AdjustTokenPrivileges(
K{c^.&6D hToken,
@UA>6F FALSE,
t%%I.zIV7 &tp,
>Y:ouN~< sizeof(TOKEN_PRIVILEGES),
z"-Urd^O (PTOKEN_PRIVILEGES) NULL,
P%.5xYn (PDWORD) NULL);
*VpQ(" // Call GetLastError to determine whether the function succeeded.
s}.nh>Q if (GetLastError() != ERROR_SUCCESS)
e1#}/U {
OCd[P1Y] printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
&&JMw6
&[` return FALSE;
z<ek?0?yS }
&HE8O}<> return TRUE;
C'Ymz`iQ }
zAH+{4lC+ ////////////////////////////////////////////////////////////////////////////
NO&OuiN BOOL KillPS(DWORD id)
h(Z7a%_ {
yP@=x!$ HANDLE hProcess=NULL,hProcessToken=NULL;
,Ubnz BOOL IsKilled=FALSE,bRet=FALSE;
1>Op)T>{c __try
@ZmpcoDI {
:KFhryN 0YS*=J"7z if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
pyN PdEy {
b~|B(lL6Xm printf("\nOpen Current Process Token failed:%d",GetLastError());
1F=x~FMvY __leave;
ELm# }
hZpFI?lqc\ //printf("\nOpen Current Process Token ok!");
[]@Mk if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
zIL.R#|D= {
{3;4=R3 __leave;
ScI9.{ }
W]
lFwj printf("\nSetPrivilege ok!");
qP"m819m NEN br$,G if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
{\%x{ {
.VI2V-Q printf("\nOpen Process %d failed:%d",id,GetLastError());
Un<~P@T% __leave;
'HC4Q{b` }
4fN<pG, //printf("\nOpen Process %d ok!",id);
jQc0_F\ if(!TerminateProcess(hProcess,1))
?O_;{(F_ {
i^n&K:6 printf("\nTerminateProcess failed:%d",GetLastError());
{{O1C~ __leave;
y.>r>o"0 }
q3;HfZ IsKilled=TRUE;
h7*m+/ O }
$}&6p6| __finally
JsH9IK: {
JeO(sj$e if(hProcessToken!=NULL) CloseHandle(hProcessToken);
]@'YlPU if(hProcess!=NULL) CloseHandle(hProcess);
";jhj:Xj }
7~IAgjo,@ return(IsKilled);
ICGBU>Db }
m1(rAr1 //////////////////////////////////////////////////////////////////////////////////////////////
dkXK0k 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:
T# 8O: /*********************************************************************************************
&BQ`4j~. ModulesKill.c
iQA
f Create:2001/4/28
4Fnr8 r8W Modify:2001/6/23
^@N@gB Author:ey4s
fQv^=DI# Http://www.ey4s.org L:S[QwQu8 PsKill ==>Local and Remote process killer for windows 2k
<5nz:B/ **************************************************************************/
O=yUAAD$ #include "ps.h"
Ly^r8I #define EXE "killsrv.exe"
0iwx$u7[ #define ServiceName "PSKILL"
iR_X,&p
!7_Q_h', #pragma comment(lib,"mpr.lib")
5T,`j=\ //////////////////////////////////////////////////////////////////////////
l9-(ofY*J //定义全局变量
d`Wd"LJ= SERVICE_STATUS ssStatus;
1X=} SC_HANDLE hSCManager=NULL,hSCService=NULL;
Jo2:0<VL BOOL bKilled=FALSE;
s]}P
jh8 char szTarget[52]=;
fHM<6i<C //////////////////////////////////////////////////////////////////////////
)O_Y(^+ $ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
:#+VH_%N BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
fSSDOH!U, BOOL WaitServiceStop();//等待服务停止函数
W#ev BOOL RemoveService();//删除服务函数
VPf=LSxJe /////////////////////////////////////////////////////////////////////////
HQ]g{JVld\ int main(DWORD dwArgc,LPTSTR *lpszArgv)
7ZN0_Qs {
!"_\5$5i<X BOOL bRet=FALSE,bFile=FALSE;
fu33wz1$}B char tmp[52]=,RemoteFilePath[128]=,
"*?^'(yA@ szUser[52]=,szPass[52]=;
65g\WB+/ HANDLE hFile=NULL;
Zj$U_ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
S25&UwUw kMK-E<g //杀本地进程
G6L'RP if(dwArgc==2)
aj1Zi3h {
5*~G7/hT if(KillPS(atoi(lpszArgv[1])))
,%Dn}mWu printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
+Ge-!&.;A else
)y._]is)b printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
x%0Q W lpszArgv[1],GetLastError());
40mgB4I return 0;
zU]95I }
$+-2/=>Xk //用户输入错误
>8EIm else if(dwArgc!=5)
yw2sK7 {
Yf<6[(6 O printf("\nPSKILL ==>Local and Remote Process Killer"
lLl^2[4k5 "\nPower by ey4s"
8M!If "\nhttp://www.ey4s.org 2001/6/23"
NKh 8'=S "\n\nUsage:%s <==Killed Local Process"
U@DIO/C,m` "\n %s <==Killed Remote Process\n",
H htAD Y lpszArgv[0],lpszArgv[0]);
%I?uO(
@ return 1;
$o5<#g"/T }
cR_85 //杀远程机器进程
]H%y7kH8 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
y 1z4qSeM strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
1^$ vmULj strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
jo/-'Lf{? <$/'iRtRzW //将在目标机器上创建的exe文件的路径
/djr_T sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
d/N&bTg: __try
h9$Ov`N(% {
3y<;fdS7 //与目标建立IPC连接
6f(K'v if(!ConnIPC(szTarget,szUser,szPass))
?X~Keb {
94\k++kc printf("\nConnect to %s failed:%d",szTarget,GetLastError());
?o?~Df& return 1;
"1yXOy^2 }
Fn1|Wt* printf("\nConnect to %s success!",szTarget);
n}}$-xl //在目标机器上创建exe文件
rISg`- 6]1cy&SG hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
;(5b5PA E,
CWHTDao NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
C/U^8,6\n if(hFile==INVALID_HANDLE_VALUE)
0"3l2Eo {
dJ#mk5=
" printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
1>|2B&_^ __leave;
5Z@OgR }
#Fm, mO$v //写文件内容
\%g#
__\ while(dwSize>dwIndex)
XcD$xFDZ {
#| ETH;HM :/A3l=}iV if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
EA) K"C {
.0}]/%al printf("\nWrite file %s
D% v{[KY failed:%d",RemoteFilePath,GetLastError());
T 5$db-^ __leave;
^Q0%_V, }
1<IF@__ dwIndex+=dwWrite;
3+ JkV\AF }
HN?NY //关闭文件句柄
^`?2g[AA CloseHandle(hFile);
g
67;O(3 bFile=TRUE;
~|QhWgq //安装服务
Wo+fMn(O if(InstallService(dwArgc,lpszArgv))
ER-X1fD {
L"e8S%UqX //等待服务结束
Po_y78ZD if(WaitServiceStop())
`o4alK\ {
Y- esD'MD //printf("\nService was stoped!");
G
|033(j }
Y)lYEhF else
l3[2b
Qx {
U|ZYoc+]( //printf("\nService can't be stoped.Try to delete it.");
W:VRLT>w> }
3g
ep_aC Sleep(500);
,aq0Q<}~lc //删除服务
^/b3_aM5d RemoveService();
vVBu/) }
^qvN:v$1 }
u]RI,3Z __finally
xL&M8: {
dX^ ^
@7 //删除留下的文件
(]ToBju if(bFile) DeleteFile(RemoteFilePath);
\2]M&n GT //如果文件句柄没有关闭,关闭之~
)jc`_{PQg if(hFile!=NULL) CloseHandle(hFile);
F/.nr //Close Service handle
s
aY;[bz} if(hSCService!=NULL) CloseServiceHandle(hSCService);
#$-{hg{ //Close the Service Control Manager handle
]l/ PyX if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
^E-BB 6D //断开ipc连接
7\.{O$Q wsprintf(tmp,"\\%s\ipc$",szTarget);
x)GpNkx: WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
&p