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。
k=Wt57jt OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Eos;7$u[ <1>与远程系统建立IPC连接
iH>JR[A <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
b<r*EY <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
[r]<~$ <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
pR*3Q@Ng <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
Bd>ATc+580 <6>服务启动后,killsrv.exe运行,杀掉进程
o=5hG9dj <7>清场
6>)KiigZ\ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
_Co
v >6_i /***********************************************************************
iRW5*-66f Module:Killsrv.c
Q[`2?j? Date:2001/4/27
.Xxxz
Wyk Author:ey4s
"AWk
jdj Http://www.ey4s.org K;`*n7=IA ***********************************************************************/
1-4[w
*u> #include
_{B2z[G} #include
v+C D{Tc #include "function.c"
~d3BVKP5 #define ServiceName "PSKILL"
#N=_- 2gvS`+<TP SERVICE_STATUS_HANDLE ssh;
Mns=X)/hc SERVICE_STATUS ss;
E[CvxVCx /////////////////////////////////////////////////////////////////////////
Vhm^<I-d void ServiceStopped(void)
sdewz(xskj {
v<0S@9~ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
+tlbO? ss.dwCurrentState=SERVICE_STOPPED;
nu|?F\o! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
>NpW$P{' ss.dwWin32ExitCode=NO_ERROR;
@6U&7! ss.dwCheckPoint=0;
u7p:6W ss.dwWaitHint=0;
2<2a3'pG SetServiceStatus(ssh,&ss);
Np~qtR return;
h^K>(x }
m|Z[8Tup /////////////////////////////////////////////////////////////////////////
i-k(/Y0 void ServicePaused(void)
7` XECIh {
uxq#q1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<PO-S\N ss.dwCurrentState=SERVICE_PAUSED;
1-! |_<EW1 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
kl&_O8E+K ss.dwWin32ExitCode=NO_ERROR;
iIo>]\Pw ss.dwCheckPoint=0;
jd+HIR ss.dwWaitHint=0;
!wrAD"l*@ SetServiceStatus(ssh,&ss);
9I|Q`j?p` return;
{#{nU NW }
%
e70*; void ServiceRunning(void)
giN(wPgYP {
LR17ilaa' ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
+hWeN&A ss.dwCurrentState=SERVICE_RUNNING;
xJvalb ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
wz'in ss.dwWin32ExitCode=NO_ERROR;
B)-P#,} ss.dwCheckPoint=0;
"yXqf%CGE ss.dwWaitHint=0;
Y}x_ud, SetServiceStatus(ssh,&ss);
F|WH=s3 return;
okW'}@jD }
C|ou7g4'p /////////////////////////////////////////////////////////////////////////
%ZlnGr void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
y2C/DyuAY| {
\g@jc OKU switch(Opcode)
o{|
|Ig {
MD+eLA7 case SERVICE_CONTROL_STOP://停止Service
k#@)gL ServiceStopped();
%bnjK#o"Q break;
C2%Yr y case SERVICE_CONTROL_INTERROGATE:
JAL"On#c#0 SetServiceStatus(ssh,&ss);
l?beqw: break;
Cmj `WSSa }
IZ_ B $mo return;
9l7 youZ] }
Q[Tbdc%1EG //////////////////////////////////////////////////////////////////////////////
VqB9^qJ]! //杀进程成功设置服务状态为SERVICE_STOPPED
&cx]7:; //失败设置服务状态为SERVICE_PAUSED
w?c~be$ //
O{G $]FtF void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
k1WyV_3 {
[
**F ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
%{P." ki if(!ssh)
w?p8)Q6m
{
OoAZ t ServicePaused();
CwfGp[|}e return;
![_GA)7 }
t== a(e ServiceRunning();
RQ51xTOL4] Sleep(100);
<=~'Pd-f( //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
5z:/d `P[ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
%gx>| if(KillPS(atoi(lpszArgv[5])))
Hkj|
e6 ServiceStopped();
YWa9|&m1 else
Jbz>j\ ServicePaused();
Jc9^Hyqu& return;
$2*&\/;-E! }
SB!m&;Tb /////////////////////////////////////////////////////////////////////////////
'P)[=+O?t void main(DWORD dwArgc,LPTSTR *lpszArgv)
CQ%yki {
mZ
t: SERVICE_TABLE_ENTRY ste[2];
C;!h4l7L ste[0].lpServiceName=ServiceName;
0EP8MR SR ste[0].lpServiceProc=ServiceMain;
c\eT`.ENk ste[1].lpServiceName=NULL;
M7IQJFra ste[1].lpServiceProc=NULL;
DWJkN4}o StartServiceCtrlDispatcher(ste);
/K#J63 , return;
]G2%VKkr }
C}mWX7<Z. /////////////////////////////////////////////////////////////////////////////
PYYO-Twg function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
_:;j)J0 下:
-
e"XEot~ /***********************************************************************
1HNX6 Module:function.c
z0&I>PG^ Date:2001/4/28
9]/ju Author:ey4s
W.U|mNJ$ Http://www.ey4s.org r;aP`MVO< ***********************************************************************/
&@xeWB #include
&28n1 ////////////////////////////////////////////////////////////////////////////
Sst`*PX: BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
l{x?i00tAS {
Tn3f5ka' TOKEN_PRIVILEGES tp;
su]ywVoRT LUID luid;
(wsvj61 mkmVDRK if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
4&LoE~ {
x@>^ c:-f printf("\nLookupPrivilegeValue error:%d", GetLastError() );
=Hs~fHa) return FALSE;
y0XI?Wr }
} "ts tp.PrivilegeCount = 1;
$JXQn tp.Privileges[0].Luid = luid;
mJ5LRpXN if (bEnablePrivilege)
,o j\=2 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
u~d&<_Z else
@AdJu-u tp.Privileges[0].Attributes = 0;
/waZ9 // Enable the privilege or disable all privileges.
cM'5m AdjustTokenPrivileges(
IsCJdgG hToken,
zuZlP FALSE,
P X<,/6g z &tp,
Mky8qVQ2 sizeof(TOKEN_PRIVILEGES),
=1vVITwl (PTOKEN_PRIVILEGES) NULL,
[f'DxZF- (PDWORD) NULL);
!P26$US%P // Call GetLastError to determine whether the function succeeded.
rJm%qSZz if (GetLastError() != ERROR_SUCCESS)
{ n%U2LVL {
$yb8..+ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
Q-N.23\1 return FALSE;
qz:_T }
H{T)?J~ return TRUE;
dfq5P!' }
YR`Mi.,Sfm ////////////////////////////////////////////////////////////////////////////
$rC`)"t BOOL KillPS(DWORD id)
Fw5r\J87c {
K\ \UF HANDLE hProcess=NULL,hProcessToken=NULL;
[0e]zyB+ BOOL IsKilled=FALSE,bRet=FALSE;
Kn9,N@bU_ __try
CQ3{'"b {
w65
$ R -Q8pWtt if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
ptuW}"F {
",rA printf("\nOpen Current Process Token failed:%d",GetLastError());
u$[T8UqF __leave;
~1h-LbFI2 }
c$'UfW //printf("\nOpen Current Process Token ok!");
*WgP+"h if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
{:enoV" {
6A/|XwfE/v __leave;
6dmTv9e }
Z@8amT;Y printf("\nSetPrivilege ok!");
c~|/,FZU' hK$-R1O if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
y6?Q5x9M {
-}juj;IVv printf("\nOpen Process %d failed:%d",id,GetLastError());
GO wd=]e __leave;
S["
&8Fy }
u;:N 4d=f' //printf("\nOpen Process %d ok!",id);
\9/n~/{ if(!TerminateProcess(hProcess,1))
yK&)H+v {
q+o(`N'~G printf("\nTerminateProcess failed:%d",GetLastError());
|R*fw(=W __leave;
_H8)O2mJ }
wL 5).`oq IsKilled=TRUE;
s}9aZ }
Aq|LeH __finally
?t}[Wi}7 {
]yVB66l if(hProcessToken!=NULL) CloseHandle(hProcessToken);
T
"G! H if(hProcess!=NULL) CloseHandle(hProcess);
m x,X!} }
.[Sv|;x"E return(IsKilled);
*<#&ne8 }
)-a_,3x%j //////////////////////////////////////////////////////////////////////////////////////////////
C>;yW7*g" 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:
r% '2a+}D /*********************************************************************************************
5#f&WL*U@ ModulesKill.c
nw5#/5xw Create:2001/4/28
oaBfq8,; Modify:2001/6/23
I"JT3[*s Author:ey4s
ESASsRzk Http://www.ey4s.org $@&bK2@.( PsKill ==>Local and Remote process killer for windows 2k
,_lwT}*w **************************************************************************/
@3S2Xb{ra1 #include "ps.h"
"ej>1{3Y:= #define EXE "killsrv.exe"
I(
y
Wct #define ServiceName "PSKILL"
l1wxs@]( L6A6|+H%E #pragma comment(lib,"mpr.lib")
KQ9:lJKr //////////////////////////////////////////////////////////////////////////
t8)Fkx#8} //定义全局变量
{fN_itn SERVICE_STATUS ssStatus;
TPEZ"%=Hg SC_HANDLE hSCManager=NULL,hSCService=NULL;
d)o<R;F BOOL bKilled=FALSE;
JrL/LGY char szTarget[52]=;
"iZ-AG!C //////////////////////////////////////////////////////////////////////////
IW BVfN->} BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Z21XlbK BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
a5)[?ol BOOL WaitServiceStop();//等待服务停止函数
&GD7ldck BOOL RemoveService();//删除服务函数
"
^eq5?L /////////////////////////////////////////////////////////////////////////
Q#g
s)2 int main(DWORD dwArgc,LPTSTR *lpszArgv)
ci^-0l_O {
4GHIRH
C%[ BOOL bRet=FALSE,bFile=FALSE;
3P\I;xM char tmp[52]=,RemoteFilePath[128]=,
b]g.>$[nX szUser[52]=,szPass[52]=;
O:BP35z_F HANDLE hFile=NULL;
[7s5Vt| DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
;Ok11wOw ?<LG(WY //杀本地进程
n'h
)(^ if(dwArgc==2)
'FUPv61() {
i~F Ct4 if(KillPS(atoi(lpszArgv[1])))
%mYIXsuH printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
8m*\"_S{ else
W>Rv printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
m9B3]H lpszArgv[1],GetLastError());
g*tLqV return 0;
_fyw }
<?J7Z| //用户输入错误
9H)uTyuNi else if(dwArgc!=5)
7:p]~eM) {
OVh/t#On printf("\nPSKILL ==>Local and Remote Process Killer"
Uq+
_#{2( "\nPower by ey4s"
fVN}7PH7+ "\nhttp://www.ey4s.org 2001/6/23"
$c y:G "\n\nUsage:%s <==Killed Local Process"
h?1pGz)[C "\n %s <==Killed Remote Process\n",
e-K 8K+7 lpszArgv[0],lpszArgv[0]);
q-3KF return 1;
D&^:hs@ }
EqmJXDm //杀远程机器进程
BxT~1SBFq strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
UQdQtj1' strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
Cg|uHI* strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
88*RlxU yR$_$N+E //将在目标机器上创建的exe文件的路径
( gFA? aD< sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
&sNID4FR __try
Vl z T {
`x#~- //与目标建立IPC连接
uHIWbF<0oo if(!ConnIPC(szTarget,szUser,szPass))
s+w<!`- {
Y'HF^jv]R printf("\nConnect to %s failed:%d",szTarget,GetLastError());
{pg@JA return 1;
0* "j:V }
=dw1Q printf("\nConnect to %s success!",szTarget);
#&:nkzd //在目标机器上创建exe文件
7w$R-Y/E lKD@2 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
7 r<>^j' E,
w${=dW@K NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
,6bMfz if(hFile==INVALID_HANDLE_VALUE)
JS:lysu {
D7(t6C=FP printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
te''sydUS __leave;
a?MtY
EK2 }
2&d&$Jg //写文件内容
W.R'2R# while(dwSize>dwIndex)
6K y;1$ {
BT1'@qF yk)j;i4@ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
4Qo1f5>N {
Xda<TX@- printf("\nWrite file %s
iHn]yv3
#
failed:%d",RemoteFilePath,GetLastError());
wEbs E<</ __leave;
eEh0T%9K }
-:>#w`H dwIndex+=dwWrite;
7EO&:b