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。
y8Xv~4qQW OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
&Nl2sey <1>与远程系统建立IPC连接
^WYQ]@rh3 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
QWnndI_4p <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
R@Y=o].2 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
MZv]s <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
UM%o\BiO <6>服务启动后,killsrv.exe运行,杀掉进程
_mE^rT <7>清场
P@}P k 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
0*%&> /***********************************************************************
Et2JxbD Module:Killsrv.c
kT IYD o Date:2001/4/27
:t$aN|>y Author:ey4s
ihe(F7\U Http://www.ey4s.org 9v)%dO. ***********************************************************************/
R,2=&+ e #include
D>L2o88 #include
K<sC F[ #include "function.c"
\{\MxXW #define ServiceName "PSKILL"
hn)a@ .9G<y 4 SERVICE_STATUS_HANDLE ssh;
4R%*Z~ SERVICE_STATUS ss;
\YJy#2K /////////////////////////////////////////////////////////////////////////
t q50fq' void ServiceStopped(void)
/TQ}}
YVw {
<lxD}DH= ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
10[Jl5+t ss.dwCurrentState=SERVICE_STOPPED;
yq[Cq=rBk ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
n| O [a6G ss.dwWin32ExitCode=NO_ERROR;
yqOuX>m 1c ss.dwCheckPoint=0;
Yj(4&&Q ss.dwWaitHint=0;
7^TV~E# SetServiceStatus(ssh,&ss);
faXx4A2" return;
4NR@u\S }
G\gMC
<3 /////////////////////////////////////////////////////////////////////////
/?-7Fg+, void ServicePaused(void)
:&XH?/Wi {
u`:hMFTID ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Gi6T[" ss.dwCurrentState=SERVICE_PAUSED;
Xk mQBV" ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
5r{;CKKz ss.dwWin32ExitCode=NO_ERROR;
H4-qB Z' ss.dwCheckPoint=0;
Yd
cK&{ ss.dwWaitHint=0;
h&@R| N SetServiceStatus(ssh,&ss);
|aToUi.Q% return;
x<i}_@Sn_+ }
QrG`&QN void ServiceRunning(void)
gIEl. {
U!5)5c}G ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
neF]=uCWnT ss.dwCurrentState=SERVICE_RUNNING;
I8Vb-YeS ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
<3X7T6_:@ ss.dwWin32ExitCode=NO_ERROR;
Rhzn/\)| ss.dwCheckPoint=0;
)u ?' ; ss.dwWaitHint=0;
O%!5<8Xrb SetServiceStatus(ssh,&ss);
?NNn:t iD return;
~3h-j K? }
'(&%O8Yi /////////////////////////////////////////////////////////////////////////
JWP*>\P void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
V:NI4dv/R {
=ziwxIo6 switch(Opcode)
4JIYbb-a' {
lG<hlYckv case SERVICE_CONTROL_STOP://停止Service
I,6/21kO ServiceStopped();
p4u5mM break;
"I-
w case SERVICE_CONTROL_INTERROGATE:
#!J(4tXny SetServiceStatus(ssh,&ss);
^cvl:HOog break;
36m5bYMd) }
F9q8SA#" return;
7\
SUr9[ }
BZK`O/ //////////////////////////////////////////////////////////////////////////////
4pz|1Hw7 //杀进程成功设置服务状态为SERVICE_STOPPED
}A$WO{2 //失败设置服务状态为SERVICE_PAUSED
s Wjy6; //
({}( qm void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
ewsKH\#
{
!hxIlVd{ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
O OFVnu if(!ssh)
L?&'xzt B {
ni&*E~a
ServicePaused();
6X
g]/FD return;
)o _j]K+xI }
{[Q0qi = ServiceRunning();
d?,M/$h Sleep(100);
0\{BWNK //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
OU DcY@x~ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
%Tn#- if(KillPS(atoi(lpszArgv[5])))
N^?9ZO ServiceStopped();
:q##fG'm/ else
iP~,n8W ServicePaused();
*y[PNqyd return;
%T`U^Pnr }
=wu*D5 /////////////////////////////////////////////////////////////////////////////
qd@&59zSh void main(DWORD dwArgc,LPTSTR *lpszArgv)
)4Q?aMm {
o;F" {RZ SERVICE_TABLE_ENTRY ste[2];
6`01EIk ste[0].lpServiceName=ServiceName;
hm$X]H`uMX ste[0].lpServiceProc=ServiceMain;
^{@![' ste[1].lpServiceName=NULL;
U$&hZ_A ste[1].lpServiceProc=NULL;
iGXI6`F" StartServiceCtrlDispatcher(ste);
`xS{0P{uj return;
m@Ev~~; }
$9
p!Y} /////////////////////////////////////////////////////////////////////////////
7J$b$P0} function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
{0\,0*^p 下:
Y o0FUj /***********************************************************************
=(AtfW^H Module:function.c
n_K~vD Date:2001/4/28
T>>YNaUL Author:ey4s
\J^ Http://www.ey4s.org 2+8#H. ***********************************************************************/
FeJr\|FT #include
tY W>t9 ////////////////////////////////////////////////////////////////////////////
d~tuk4F BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
FXKF\1`(H {
"HMP$)d TOKEN_PRIVILEGES tp;
G*[P<<je_ LUID luid;
cRvvzX d4[(8}
x$/ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Tq<2`*Qs {
[}mA`5 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
JEn3`B!* return FALSE;
rWtZj}A }
=#5D(0Ab tp.PrivilegeCount = 1;
beY=g7| tp.Privileges[0].Luid = luid;
Ru!He,k7 if (bEnablePrivilege)
@pV5}N[] tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
j{VGClb=T else
{xcZ*m!B tp.Privileges[0].Attributes = 0;
s3s4OAY // Enable the privilege or disable all privileges.
hi=XYC, AdjustTokenPrivileges(
yQS+P8x&|] hToken,
yWPIIWHx! FALSE,
-OZ 5vH0 &tp,
^:, l\Y sizeof(TOKEN_PRIVILEGES),
RH0>ZZR (PTOKEN_PRIVILEGES) NULL,
5R$G(Ap_ (PDWORD) NULL);
i yYJR // Call GetLastError to determine whether the function succeeded.
2pHR_mrb if (GetLastError() != ERROR_SUCCESS)
,n,RFa {
UK#&lim printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
1xyU return FALSE;
Cz#Z <: }
T4e\0.If return TRUE;
JF9yVE - }
pI+!92Z ////////////////////////////////////////////////////////////////////////////
!X>=l BOOL KillPS(DWORD id)
]T!
}XXK {
#1'\.v HANDLE hProcess=NULL,hProcessToken=NULL;
a[bBT@f BOOL IsKilled=FALSE,bRet=FALSE;
YO)$M-]>%J __try
AT
Zhr.
H {
$V>98M>j gB,G.QM*6 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
#(Or|\t {
}]1BO printf("\nOpen Current Process Token failed:%d",GetLastError());
8cx=#Me __leave;
<hnCUg1 }
gE/Tj$ //printf("\nOpen Current Process Token ok!");
Fh7'[>onw if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
0Y=![tO8 {
oj,lz? __leave;
u#7+U\ }
Q~D`cc|] printf("\nSetPrivilege ok!");
vY|^/[x#B z(uZF3 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
#h!*dj" {
\/7i-B]G7 printf("\nOpen Process %d failed:%d",id,GetLastError());
Z[!d*O%R_ __leave;
Ey{%XR+*; }
1iT\df //printf("\nOpen Process %d ok!",id);
k#TYKft if(!TerminateProcess(hProcess,1))
%WG9 dYdS {
|xr%6 [Ff printf("\nTerminateProcess failed:%d",GetLastError());
n@C~ev@%S __leave;
W)j|rz. }
?eV(1Fr@ IsKilled=TRUE;
_STB$cZ }
a\uie$"cr] __finally
/T^ JS {
5M]z5}n/ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
ek aFN\ if(hProcess!=NULL) CloseHandle(hProcess);
cR-~)UyrO }
Ax3W2s return(IsKilled);
)Ag/Qep }
(<t_Pru //////////////////////////////////////////////////////////////////////////////////////////////
9ILIEm: 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 HD /*********************************************************************************************
`+lHeLz': ModulesKill.c
6< J
#^ 6 Create:2001/4/28
~H)4)r^ Modify:2001/6/23
$v.C0 x Author:ey4s
9_ICNG% Http://www.ey4s.org Thy=yz;p PsKill ==>Local and Remote process killer for windows 2k
$DFv30 f **************************************************************************/
%,@vWmn #include "ps.h"
R`Aj|C
z #define EXE "killsrv.exe"
? Q@kg #define ServiceName "PSKILL"
~cAZB9Fa XB hb`AG #pragma comment(lib,"mpr.lib")
@Fv=u //////////////////////////////////////////////////////////////////////////
T@wcHg //定义全局变量
:Br5a34q SERVICE_STATUS ssStatus;
a^qNJ?R! SC_HANDLE hSCManager=NULL,hSCService=NULL;
Y-piL8Xc BOOL bKilled=FALSE;
Ou>u% char szTarget[52]=;
5/[H+O1; //////////////////////////////////////////////////////////////////////////
u/b7Z`yX} BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
h)lPi BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
b/$km?R BOOL WaitServiceStop();//等待服务停止函数
<q)4la BOOL RemoveService();//删除服务函数
6Q4X6U:WB /////////////////////////////////////////////////////////////////////////
IJOvnZ("A int main(DWORD dwArgc,LPTSTR *lpszArgv)
>>l`,+y {
uD_v! BOOL bRet=FALSE,bFile=FALSE;
%x;x_ char tmp[52]=,RemoteFilePath[128]=,
=M 6[URZ szUser[52]=,szPass[52]=;
z_;3H,z` HANDLE hFile=NULL;
";[iZ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
87!C@XlK_ }g+;y //杀本地进程
P47V:E% if(dwArgc==2)
@ufo$?D {
[@<sFP;g if(KillPS(atoi(lpszArgv[1])))
TjWE_Bq]g printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
DVZdClAL else
GJi~y printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
05Fz@31~ lpszArgv[1],GetLastError());
148V2H) return 0;
9CGNn+~YI }
QZAB=rR //用户输入错误
JE5 else if(dwArgc!=5)
;^
wd_ {
RhI;;Y#@ printf("\nPSKILL ==>Local and Remote Process Killer"
psh^MX)Q "\nPower by ey4s"
v7 "\nhttp://www.ey4s.org 2001/6/23"
4 PLk "\n\nUsage:%s <==Killed Local Process"
ubsSa}$q "\n %s <==Killed Remote Process\n",
#BVtL :x@ lpszArgv[0],lpszArgv[0]);
I:&/`K4,x, return 1;
snM Z0W }
R9We/FhOY //杀远程机器进程
FQ%c~N strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
NE8 jC7 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
dhg~$CVO strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
PupM/?57 !"Yj|Nu6 //将在目标机器上创建的exe文件的路径
|!|^ v sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
! hd</_# __try
|LG4=j.l {
k;PAh>8 //与目标建立IPC连接
-Lu)'+ if(!ConnIPC(szTarget,szUser,szPass))
%m,6}yt {
Kr'f- { printf("\nConnect to %s failed:%d",szTarget,GetLastError());
c'6g*%2k return 1;
hD,:w%M }
in <(g@Zg printf("\nConnect to %s success!",szTarget);
$\o{_?}1 //在目标机器上创建exe文件
vgt]:$ m ~#! hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
:,;K>l^U E,
w1x"
c>1C NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
'k;4 j|< if(hFile==INVALID_HANDLE_VALUE)
k-V,~c {
~9^)wCM+ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
<P ,~eX(r __leave;
e"]8T}, }
W/z7"# //写文件内容
VpfUm?Nq while(dwSize>dwIndex)
[u@Jc, {
0<"k8
k@J <tpmUA[] if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
[%~
:@m {
UsGa printf("\nWrite file %s
X5fmz%VK@ failed:%d",RemoteFilePath,GetLastError());
HjvCujJ __leave;
RpG+>"1] }
mOpTzg@ dwIndex+=dwWrite;
_iKq~\v2 }
HD,xY4q&N //关闭文件句柄
c$S{^IQ CloseHandle(hFile);
cEW0;\$ bFile=TRUE;
2M<R(W!& //安装服务
h2z_,`iS7 if(InstallService(dwArgc,lpszArgv))
dG QG!l+> {
eg<bi@C1| //等待服务结束
\}6;Kf}\ if(WaitServiceStop())
%98' @$:0 {
&wd;EGGT!q //printf("\nService was stoped!");
]Y6cwZOe }
-m'j]1 else
i"zuil {
AT2v!mNyCw //printf("\nService can't be stoped.Try to delete it.");
%:>3n8n }
VUTacA Y>L Sleep(500);
?7:KphFX) //删除服务
mS>xGtD&K RemoveService();
0.$hn }
Rtb :nJ8 }
&uP~rEJl+ __finally
o)6p A^+ {
U~{du;\ //删除留下的文件
rqv))Zo` if(bFile) DeleteFile(RemoteFilePath);
{l_{T4xToB //如果文件句柄没有关闭,关闭之~
@uo ~nF j, if(hFile!=NULL) CloseHandle(hFile);
Yw5' 6NU
//Close Service handle
-yxOBq if(hSCService!=NULL) CloseServiceHandle(hSCService);
i|
\6JpNA: //Close the Service Control Manager handle
o:Qv
JcB if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
mOo`ZcTU //断开ipc连接
pY4}>ju(g wsprintf(tmp,"\\%s\ipc$",szTarget);
NC&DF