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。
l,imT$u OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
"z^BKb5 <1>与远程系统建立IPC连接
6(ka"Vu~ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
):/<H <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
B
rez&3[ <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
VQ1?Db(_2 <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
54`bE$:+ <6>服务启动后,killsrv.exe运行,杀掉进程
Bpk@ {E9 <7>清场
H arFo 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
3X88x-3 /***********************************************************************
DQ}_9?3
Module:Killsrv.c
@4G.(zW Date:2001/4/27
r24\DvS Author:ey4s
se<i5JsSV Http://www.ey4s.org =fKhXd ***********************************************************************/
Hv[d<ylO #include
?&whE! #include
DBu)xr}7A #include "function.c"
EpFIKV! #define ServiceName "PSKILL"
;J,,f1Vw g_rA_~dh SERVICE_STATUS_HANDLE ssh;
d[s;a. SERVICE_STATUS ss;
1?/5A|?V4+ /////////////////////////////////////////////////////////////////////////
30sC4} void ServiceStopped(void)
fK)ZJ_?w,@ {
y8<lp+ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
c,6<7 ss.dwCurrentState=SERVICE_STOPPED;
sh',"S#=@ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
L #t-KLJ ss.dwWin32ExitCode=NO_ERROR;
o{ ,ba~$.w ss.dwCheckPoint=0;
R-g>W ss.dwWaitHint=0;
M!xm1-,[ SetServiceStatus(ssh,&ss);
DiZ!c"$ return;
7i-W*Mb: }
q#mFN/.(+ /////////////////////////////////////////////////////////////////////////
C5:dO\?O void ServicePaused(void)
[JX}1%NA {
M9uH&CD6U ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
H$k![K6Uj ss.dwCurrentState=SERVICE_PAUSED;
?=/}Ft ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
zPX=MfF ss.dwWin32ExitCode=NO_ERROR;
@&~OB/7B: ss.dwCheckPoint=0;
k#8S`W8^ ss.dwWaitHint=0;
j6&zRFX SetServiceStatus(ssh,&ss);
Ez7V>FN X return;
M^|"be~{' }
Q9Y9{T void ServiceRunning(void)
MFc=B`/X {
*3w/`R<\ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
z/eU^2V ss.dwCurrentState=SERVICE_RUNNING;
FT|/WZR ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
9,iq"dQ ss.dwWin32ExitCode=NO_ERROR;
sx;V,"Y ss.dwCheckPoint=0;
vWnHC ss.dwWaitHint=0;
vOvxQS}dBp SetServiceStatus(ssh,&ss);
tj"v0u?zW return;
H#1*'e> }
Ux%\Y.PPI /////////////////////////////////////////////////////////////////////////
!#@4xeBPo void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
1cHSgpoJ {
%S(#cf!HP switch(Opcode)
$>S}acuC {
C*W.9 case SERVICE_CONTROL_STOP://停止Service
9sfB+]}h ServiceStopped();
\dp9@y[^ break;
yZj}EBa case SERVICE_CONTROL_INTERROGATE:
zJy 89ib' SetServiceStatus(ssh,&ss);
h+zkVRyA break;
.J<qfQ }
w]o:c(x@ return;
^| FVc48{ }
s60:0 > //////////////////////////////////////////////////////////////////////////////
NE=#5?6%g7 //杀进程成功设置服务状态为SERVICE_STOPPED
_Cv[`e. //失败设置服务状态为SERVICE_PAUSED
M0;t%*1 //
)"pxry4v7J void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
{.' ,%) {
!SO$k%b}! ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
OIXAjU*N if(!ssh)
T;4gcJPn"M {
=}%#$ ServicePaused();
C%95~\Ds return;
!Z+*",]_ }
V~]'+A
q> ServiceRunning();
_ RT"1"r Sleep(100);
7=QC+XSO //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
,/w852|ub //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
_Pfx_+ if(KillPS(atoi(lpszArgv[5])))
)]>i> ServiceStopped();
iZkW+5( else
.J1Hg ServicePaused();
?;.1fJU> return;
&,Zz }
giSG 6'WA /////////////////////////////////////////////////////////////////////////////
q~g&hR}K void main(DWORD dwArgc,LPTSTR *lpszArgv)
*OGXu07 ! {
yZ?_q$4kEI SERVICE_TABLE_ENTRY ste[2];
PG v}fEH" ste[0].lpServiceName=ServiceName;
^7s6J{< ste[0].lpServiceProc=ServiceMain;
TgQ|T57 ste[1].lpServiceName=NULL;
\HP,LH[P: ste[1].lpServiceProc=NULL;
'Qs3 StartServiceCtrlDispatcher(ste);
-MHX1`P:Sn return;
"13
:VTs[5 }
GdfKxSO /////////////////////////////////////////////////////////////////////////////
O%++0k; 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+RCQTo 下:
*p#YK| /***********************************************************************
Eip~~2 Module:function.c
iz
GaV[ Date:2001/4/28
/4-eoTxy Author:ey4s
c@o/Cv Http://www.ey4s.org /P8eI3R ***********************************************************************/
i:Z.;z$1 #include
QhE("}1 ////////////////////////////////////////////////////////////////////////////
rD(ep~^M BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
y/sWy1P7 {
Y^*$PED? TOKEN_PRIVILEGES tp;
?D
)qgH LUID luid;
1TxhE XB [vjkU7;7A if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
>gi{x|/ {
]O9f"cj printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Uwm[q+sTp return FALSE;
sm&rR=b }
Jm J,~_ tp.PrivilegeCount = 1;
Aya;ycsgE tp.Privileges[0].Luid = luid;
/hEGk~ if (bEnablePrivilege)
$hE'b9qx tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
H;7H6fyZ else
c"sw@<HG tp.Privileges[0].Attributes = 0;
_OxnHf:| // Enable the privilege or disable all privileges.
.&yWHdQC: AdjustTokenPrivileges(
(27F hToken,
jf)JPa_ FALSE,
$evuPm8G &tp,
tSXjp sizeof(TOKEN_PRIVILEGES),
_Fh0^O@ (PTOKEN_PRIVILEGES) NULL,
<T_Nlar^^ (PDWORD) NULL);
_8b>r1$ // Call GetLastError to determine whether the function succeeded.
vVN[bD< if (GetLastError() != ERROR_SUCCESS)
"6NNId|Y {
M"$RtS|h printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
{u=\-|t return FALSE;
Mn\B\ }
f+*2K^B return TRUE;
O"-PNF,J }
_467~5JkU ////////////////////////////////////////////////////////////////////////////
A[$wxdc BOOL KillPS(DWORD id)
C^42=? {
/h.3<HI."* HANDLE hProcess=NULL,hProcessToken=NULL;
VX>t!JP p BOOL IsKilled=FALSE,bRet=FALSE;
NMY!-Kv 5 __try
&qI5*aQ8T {
o Jp_c mlw BATi if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
$XU$?_O {
xo_k"'f+ printf("\nOpen Current Process Token failed:%d",GetLastError());
+U/ "F|M __leave;
Lp]C![\>U }
(uK), *6B //printf("\nOpen Current Process Token ok!");
BiLreZ~" if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
qF6%XKbh= {
[MXXY __leave;
2Ku#j
(' }
y`@4n.Q printf("\nSetPrivilege ok!");
B l/e>@M m}'@S+k^ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Rw=E_q{ {
,G/X"t ~ printf("\nOpen Process %d failed:%d",id,GetLastError());
jeBj __leave;
@k #y-/~? }
oJu4vGy0 //printf("\nOpen Process %d ok!",id);
r~Ubgd ]U if(!TerminateProcess(hProcess,1))
rMFZ#38d {
Y(yJ|y& printf("\nTerminateProcess failed:%d",GetLastError());
ds[Z=_Ll __leave;
kuud0VWJ }
Pk]9.e1_ IsKilled=TRUE;
Ay6rUN1ef }
?#c@Ag% __finally
qmyZbo|8& {
9a Ps_|C if(hProcessToken!=NULL) CloseHandle(hProcessToken);
!skWe~/ if(hProcess!=NULL) CloseHandle(hProcess);
+~k,4 }
ziGL4c0p return(IsKilled);
l45F*v]^ }
E|uXi)!.x //////////////////////////////////////////////////////////////////////////////////////////////
\*"0wR;[K 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:
4sE=WPKF# /*********************************************************************************************
-^
ayJ73 ModulesKill.c
$I0a2Z=dP Create:2001/4/28
W2(=m!:U Modify:2001/6/23
xs`gN Author:ey4s
%7wzGtM]ps Http://www.ey4s.org k#+^=F^)I PsKill ==>Local and Remote process killer for windows 2k
cCKda3v!O **************************************************************************/
R#bV/7Ol #include "ps.h"
0H]9$D #define EXE "killsrv.exe"
v=WDs#" #define ServiceName "PSKILL"
M_ cb(=ey `l0icfy #pragma comment(lib,"mpr.lib")
GeTCN //////////////////////////////////////////////////////////////////////////
+hhbp'% //定义全局变量
e14Q\ SERVICE_STATUS ssStatus;
g^^m
a}i SC_HANDLE hSCManager=NULL,hSCService=NULL;
p
8Hv7* BOOL bKilled=FALSE;
Y tj>U char szTarget[52]=;
]
r+I D //////////////////////////////////////////////////////////////////////////
2xBGs9_Y BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
JJOs
L!@ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
2-2LmxLG BOOL WaitServiceStop();//等待服务停止函数
pnb$lpxt BOOL RemoveService();//删除服务函数
FsZEB/c /////////////////////////////////////////////////////////////////////////
sh3}0u+ int main(DWORD dwArgc,LPTSTR *lpszArgv)
Ec/+ 9H6g {
BU\NBvX$ BOOL bRet=FALSE,bFile=FALSE;
cJ{P,K char tmp[52]=,RemoteFilePath[128]=,
xx#Ef@bS szUser[52]=,szPass[52]=;
}(O
kl1 HANDLE hFile=NULL;
1L9
<1 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
EHJc*WFPU- iv`-)UsE //杀本地进程
au~gJW- if(dwArgc==2)
>(Ddw N9l {
jXva?_ if(KillPS(atoi(lpszArgv[1])))
,\RC gc printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
S%|'
/cFo else
sW`iXsbWM> printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
k)_#u;qmG lpszArgv[1],GetLastError());
LYKm2C*d return 0;
t~#+--( }
Ps,w(k{d //用户输入错误
t?&ajh else if(dwArgc!=5)
*g.,[a0 {
CA~S$H\" printf("\nPSKILL ==>Local and Remote Process Killer"
yE/I)GOQjs "\nPower by ey4s"
%['F[Mo "\nhttp://www.ey4s.org 2001/6/23"
Nq1RAM "\n\nUsage:%s <==Killed Local Process"
8u23@? "\n %s <==Killed Remote Process\n",
]qQB+]WN lpszArgv[0],lpszArgv[0]);
Fd0FG A&L return 1;
A[Xw |9 }
!LESRh? //杀远程机器进程
~$Yuxo strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
p`C5jfI strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
05DtU!3O strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
7P(:!ce4- ]z@]Fi33Y //将在目标机器上创建的exe文件的路径
R|yTUGY sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
HM
x9M$ __try
/;[')RO` {
Jx,s.Z0@7, //与目标建立IPC连接
-O6o^Dk if(!ConnIPC(szTarget,szUser,szPass))
8;bOw {
4K,&Q/Vdd7 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
SxyFFt return 1;
%|||M=akk }
g-`NsqzD printf("\nConnect to %s success!",szTarget);
Va:jMN //在目标机器上创建exe文件
J#^M 3KZ h?~B hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
#7) 6X:/O E,
9EQ,|zf' NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
|MGw$ if(hFile==INVALID_HANDLE_VALUE)
aUQq<H 'R {
WocFID:b printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
WfI~l) __leave;
$xwF;:) }
cwM0Z6
//写文件内容
f5eX%FR while(dwSize>dwIndex)
zj}efv<e {
w}0PtzOe Z!6G(zz:> if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
~Y$1OA8 {
Il[WXt<S printf("\nWrite file %s
$NSYQF%aO failed:%d",RemoteFilePath,GetLastError());
O5"80z38[ __leave;
VzNH% }
;* Jd#O dwIndex+=dwWrite;
hy rJu{p }
pwQ."2x //关闭文件句柄
v?t+%|dzA CloseHandle(hFile);
0J B"@U&- bFile=TRUE;
v\Gu //安装服务
QUO?q+ if(InstallService(dwArgc,lpszArgv))
epePx0N%x$ {
:2+:(^l //等待服务结束
owB)+ if(WaitServiceStop())
pQJZE7S {
W@LR!EW) //printf("\nService was stoped!");
\wP$"Z}j }
#=c%:{O{4R else
\qPrY.- {
\(s";@ //printf("\nService can't be stoped.Try to delete it.");
3Hr%G4 }
IbC)F> Dq Sleep(500);
Nsy.!,!c //删除服务
bjZ?WZr RemoveService();
^ +G> N }
ud1E@4;qf }
?6gI8K6X __finally
QS_xOQ ' {
1U!CD-%( //删除留下的文件
5,3h'\ "! if(bFile) DeleteFile(RemoteFilePath);
h&P[9:LH //如果文件句柄没有关闭,关闭之~
N~_gT
Jr~P if(hFile!=NULL) CloseHandle(hFile);
:8FH{sqR //Close Service handle
4i \n1RW if(hSCService!=NULL) CloseServiceHandle(hSCService);
j
jQ= //Close the Service Control Manager handle
v}U;@3W8U if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
B("kE` //断开ipc连接
_;9)^})$ wsprintf(tmp,"\\%s\ipc$",szTarget);
~drNlt9jf WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
?UzHQr if(bKilled)
p;HZA}p \ printf("\nProcess %s on %s have been
6\L,L& killed!\n",lpszArgv[4],lpszArgv[1]);
VEk|lX;2 else
.)Q'j94Q printf("\nProcess %s on %s can't be
>jIc/yEYKI killed!\n",lpszArgv[4],lpszArgv[1]);
e~1??k.;= }
psBBiHB[L return 0;
d p].FS }
qp8;=Nfa //////////////////////////////////////////////////////////////////////////
+a{>jzR BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
P^z)]K#sw {
4-AmzU NETRESOURCE nr;
Qoc-ZC"<6 char RN[50]="\\";
TqC"lO>:Q p}\!"&,^m strcat(RN,RemoteName);
!!AutkEg> strcat(RN,"\ipc$");
(<