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。
-{<%Wt9 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
FUH1Z+9 <1>与远程系统建立IPC连接
C?|gf?1p <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
>!$4nxq2> <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
UeRenp <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
s"'1|^od <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
7yc:=^ ) <6>服务启动后,killsrv.exe运行,杀掉进程
8'YL!moG| <7>清场
/#X O!%=7 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
X2{3I\'Ft /***********************************************************************
Q=dR[t>^ Module:Killsrv.c
O-7 \qz Date:2001/4/27
hOq1"kL Author:ey4s
'
Sl9xd Http://www.ey4s.org 1?*vqdt ***********************************************************************/
"}!vYr #include
?gkK*\x2 #include
-,rl[1ZYZ #include "function.c"
kTzZj|l^\ #define ServiceName "PSKILL"
PvM<#zq_ @<YZa$` SERVICE_STATUS_HANDLE ssh;
.1}u0IbJ SERVICE_STATUS ss;
sC#Ixq'ls7 /////////////////////////////////////////////////////////////////////////
(d ( whlF void ServiceStopped(void)
QCjmg5bf'7 {
CN >q`[! ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
`*slQ}i ss.dwCurrentState=SERVICE_STOPPED;
| zA ey\ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
cB<Zez ss.dwWin32ExitCode=NO_ERROR;
gt
?&!S^ ss.dwCheckPoint=0;
T.xW|Iwx ss.dwWaitHint=0;
.OjJK? SetServiceStatus(ssh,&ss);
:S%|^QAN return;
w90y-^p% }
"?Y0Ng[ /////////////////////////////////////////////////////////////////////////
S`-z$ph} void ServicePaused(void)
7(oxmv}#Q {
Q:-/@$&i ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
E/am^ TO` ss.dwCurrentState=SERVICE_PAUSED;
S-1}3T% ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
L4dbrPE*0 ss.dwWin32ExitCode=NO_ERROR;
KL xg ss.dwCheckPoint=0;
wCdUYgsPT" ss.dwWaitHint=0;
ubgq8@; SetServiceStatus(ssh,&ss);
"XH]B return;
TEYbB=. }
86I".R$d void ServiceRunning(void)
>
4^U=T# {
xv)7-jlx ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
y_'8m9Qy) ss.dwCurrentState=SERVICE_RUNNING;
WgY3g1C ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
n"Ev25% ss.dwWin32ExitCode=NO_ERROR;
H<qR^a ss.dwCheckPoint=0;
RpreW7B_Q* ss.dwWaitHint=0;
zgO?%O SetServiceStatus(ssh,&ss);
^{bP#f return;
\'p)kDf }
=\q3;5[ /////////////////////////////////////////////////////////////////////////
rsIjpPa void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
1mB6rp {
U$-FQRM4K switch(Opcode)
uW[<?sFG {
yn7n case SERVICE_CONTROL_STOP://停止Service
8>w/Es5 ServiceStopped();
.Wr7?'D1M break;
:>cJ[K?0 case SERVICE_CONTROL_INTERROGATE:
!|}>Y SetServiceStatus(ssh,&ss);
`W-:@?PmQx break;
HezCRtxRcc }
|~>8]3. Y return;
c,+oH<bZZs }
`T mIrc //////////////////////////////////////////////////////////////////////////////
wp@c;gK7 //杀进程成功设置服务状态为SERVICE_STOPPED
;DRJL
//失败设置服务状态为SERVICE_PAUSED
<=0_[M //
?1[go+56X void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
c xX {
kQj8;LU ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
H6~QSe0l if(!ssh)
alq>|,\x {
I5-/KVWb ServicePaused();
C[[z3tn return;
q-uYfXZ{j }
y(q1~73s ServiceRunning();
]CTu | Sleep(100);
pa.W-qyu //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
0z,c6MjM+ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
(g if(KillPS(atoi(lpszArgv[5])))
YAO.Cc z ServiceStopped();
y<5s)OehG else
uD+;5S]us ServicePaused();
V57^0^Zp` return;
z`/v}'d[X }
lfCoL@$6D /////////////////////////////////////////////////////////////////////////////
]qrO"X= void main(DWORD dwArgc,LPTSTR *lpszArgv)
)[/+j"F {
>0f5Mjug SERVICE_TABLE_ENTRY ste[2];
n0EKNMO ste[0].lpServiceName=ServiceName;
VD1*br^, ste[0].lpServiceProc=ServiceMain;
KC ste[1].lpServiceName=NULL;
??k^Rw+0R ste[1].lpServiceProc=NULL;
oW-luC+ StartServiceCtrlDispatcher(ste);
"--rz;+K return;
zRu}lJ1#W$ }
b7=]"|c$@ /////////////////////////////////////////////////////////////////////////////
!QYqRH~5 function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
fIFB"toiPE 下:
Q~`]0R159e /***********************************************************************
(}}BZS&. Module:function.c
Ha;^U/0| Date:2001/4/28
4$.4,4+ Author:ey4s
YRB,jwne Http://www.ey4s.org 9=h A#t.# ***********************************************************************/
MF=@PE][ #include
$rf5\_G,96 ////////////////////////////////////////////////////////////////////////////
sYeZ.MacU BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
vZ|m3;X {
`m3C\\9; TOKEN_PRIVILEGES tp;
-N9U lW2S LUID luid;
lPx4I 1z{AzpMZ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
)82x)c<e {
n|{x\@VeF printf("\nLookupPrivilegeValue error:%d", GetLastError() );
zaX30e:R return FALSE;
>\MV/!W }
Ff.gRx tp.PrivilegeCount = 1;
/\C9FGS tp.Privileges[0].Luid = luid;
vk{dL' if (bEnablePrivilege)
&x\u.wIa tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
{GZHD^Ce else
/SZsXaC ' tp.Privileges[0].Attributes = 0;
F%L^k.y$ // Enable the privilege or disable all privileges.
bPiJCX0d AdjustTokenPrivileges(
WtdWD_\%Y\ hToken,
sgFpZk FALSE,
1 aIJ0#nE &tp,
+\Rp N sizeof(TOKEN_PRIVILEGES),
27gK
Y
Zf; (PTOKEN_PRIVILEGES) NULL,
M]eH
JZ~v (PDWORD) NULL);
*p +%&z_< // Call GetLastError to determine whether the function succeeded.
o
D^], if (GetLastError() != ERROR_SUCCESS)
ba|~B8rII[ {
Nqy',N printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
nz+DPk[" return FALSE;
hO\_RhsRy? }
]#_,?d return TRUE;
O
/aC%% }
*O+YhoR? ////////////////////////////////////////////////////////////////////////////
,HR~oT^ BOOL KillPS(DWORD id)
x1wm ]|BIf {
1 vi<@i, HANDLE hProcess=NULL,hProcessToken=NULL;
G{YLyl/9 BOOL IsKilled=FALSE,bRet=FALSE;
{b} ?I4) __try
+d]} {
Trm)7B* ?GX5Pvg if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Fj-mo>" {
<?QY\wyikz printf("\nOpen Current Process Token failed:%d",GetLastError());
ss
|<\DE+ __leave;
omY%sQ{) }
<(;"L<?D<C //printf("\nOpen Current Process Token ok!");
s+^YGB if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
n
omtP } {
7G!SlC
X}W __leave;
miEfxim }
61b,+'- printf("\nSetPrivilege ok!");
8gr&{-5 5fM/y3QPsZ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
X 1^f0\k {
]MRE^Je\h printf("\nOpen Process %d failed:%d",id,GetLastError());
8K7zh.E __leave;
rB)m{) }
'GS1"rkW<5 //printf("\nOpen Process %d ok!",id);
A\k@9w\Ll; if(!TerminateProcess(hProcess,1))
DBbmM*r {
-Z)$].~|t printf("\nTerminateProcess failed:%d",GetLastError());
0g~WM __leave;
^=}~ }
E.t9F3 IsKilled=TRUE;
{ SJ=|L6 }
AZxOq !B __finally
{PWz:\oaD {
pNCk~OM if(hProcessToken!=NULL) CloseHandle(hProcessToken);
!JJCG if(hProcess!=NULL) CloseHandle(hProcess);
ey@y?X= }
JaiYVx( return(IsKilled);
XLI'f$w& }
n-}.Yc //////////////////////////////////////////////////////////////////////////////////////////////
a| 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:
{HlUV33O /*********************************************************************************************
bvk+i?{H ModulesKill.c
V! a|rTU6 Create:2001/4/28
F;}?O==H; Modify:2001/6/23
C.FGi`rrm Author:ey4s
<j-Bj$3 Http://www.ey4s.org _)ZAf%f? PsKill ==>Local and Remote process killer for windows 2k
;9/6X#;$ **************************************************************************/
"-90:"W #include "ps.h"
}ZlJ #define EXE "killsrv.exe"
YLJH?=2@ #define ServiceName "PSKILL"
[AfV+$ (/Hq8o-Fw #pragma comment(lib,"mpr.lib")
GL9R
5 //////////////////////////////////////////////////////////////////////////
(+q?xwl!N //定义全局变量
o#4Wn'E SERVICE_STATUS ssStatus;
wwmMpK}f SC_HANDLE hSCManager=NULL,hSCService=NULL;
LPvyfD;Zy BOOL bKilled=FALSE;
jrvhTej char szTarget[52]=;
av&dGsFP //////////////////////////////////////////////////////////////////////////
!nU BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
`3*>tq BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
w1h07_u;v BOOL WaitServiceStop();//等待服务停止函数
*Iyv${ BOOL RemoveService();//删除服务函数
Oh5(8.<y /////////////////////////////////////////////////////////////////////////
=3 }@\f# int main(DWORD dwArgc,LPTSTR *lpszArgv)
k;#$Oxa>t= {
v$owG-_>< BOOL bRet=FALSE,bFile=FALSE;
L_=J(H| char tmp[52]=,RemoteFilePath[128]=,
2<qq[2 szUser[52]=,szPass[52]=;
f8B*D4R} HANDLE hFile=NULL;
XK{`x< DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
N|WnUlf]: x{&0:|bCs6 //杀本地进程
#B&D if(dwArgc==2)
72@8M {
{uDL"~^\ if(KillPS(atoi(lpszArgv[1])))
ak;fCx& printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
;yx+BaG~? else
cJGA5m/{I printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
\"<&8 lpszArgv[1],GetLastError());
(TDLT^ return 0;
NV^ktln }
Z"mpE+U* //用户输入错误
h,\^Sb5AP else if(dwArgc!=5)
7=6p {
VQ$=F8ivG printf("\nPSKILL ==>Local and Remote Process Killer"
I,l%6oPa "\nPower by ey4s"
\4bma<~a "\nhttp://www.ey4s.org 2001/6/23"
0 jVuFl "\n\nUsage:%s <==Killed Local Process"
0/#XUX 4 "\n %s <==Killed Remote Process\n",
"mSDL:$ lpszArgv[0],lpszArgv[0]);
d&n0:xOc return 1;
+[zrU`!@ }
{Ejv8UdA9 //杀远程机器进程
Z8}Zhe. strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Cc1sZWvz strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
P zzX Ds6 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
49@
pA- N?p9h{DG //将在目标机器上创建的exe文件的路径
|rq~.cA sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Qo0okir __try
o%+KS5v! {
i('z~ //与目标建立IPC连接
a+{YTR>0m if(!ConnIPC(szTarget,szUser,szPass))
_(0!bUs> {
"a?k #!E printf("\nConnect to %s failed:%d",szTarget,GetLastError());
MVe5j+8 return 1;
!,V8?3.aJn }
`i9WnPRt printf("\nConnect to %s success!",szTarget);
*J 7>6N:- //在目标机器上创建exe文件
s^AQJ{X %$:js4 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
st:[|` E,
XaR(q2s NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
S2*-UluG if(hFile==INVALID_HANDLE_VALUE)
H*A)U'` {
) Z0 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
/?9e{,\s __leave;
A&Ut:OiA }
'4L
i //写文件内容
\@*cj8e while(dwSize>dwIndex)
RIC'JLWQ {
&dbX>u q 6(ju!pE` if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
/7h}_zs6 {
n'ZlIh printf("\nWrite file %s
c5mv4 MC failed:%d",RemoteFilePath,GetLastError());
&pZ]F=.r+ __leave;
Zdr
+{- }
Q^Y>T&Q dwIndex+=dwWrite;
X`.4byqdK }
'355Pce/ //关闭文件句柄
_0oZgt) CloseHandle(hFile);
Ud*.[GRD~ bFile=TRUE;
{>5z~OV //安装服务
V.1sb
pI
if(InstallService(dwArgc,lpszArgv))
~*L H[l>K {
qdAz3iye //等待服务结束
lh(A=hn"n if(WaitServiceStop())
Ts}5Nk8% {
1&i!92:E //printf("\nService was stoped!");
vJtQ&,zG }
VEwv22' else
!MTm4Ls {
AZI%KM[ //printf("\nService can't be stoped.Try to delete it.");
G"O%u|7 }
$QNfy.6Tn Sleep(500);
}]=b%CPJh+ //删除服务
f|m.v
+7k RemoveService();
Lyt6DvAp" }
XFG]%y=/6
}
KynQ<I/ __finally
8W[QV {
:1hp_XfJb //删除留下的文件
O)\xElu if(bFile) DeleteFile(RemoteFilePath);
v\n!Li H //如果文件句柄没有关闭,关闭之~
zOg#=ql if(hFile!=NULL) CloseHandle(hFile);
M\enjB7k //Close Service handle
ky#<\K1}' if(hSCService!=NULL) CloseServiceHandle(hSCService);
3543[W#a //Close the Service Control Manager handle
{pd%I if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
pZlBpGQf //断开ipc连接
%vxd($Ti" wsprintf(tmp,"\\%s\ipc$",szTarget);
1Q#hanh_` WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
P]yER9' if(bKilled)
_&19OD% printf("\nProcess %s on %s have been
l1gAm # killed!\n",lpszArgv[4],lpszArgv[1]);
rv9qF |2r{ else
sOzjViv printf("\nProcess %s on %s can't be
"h2;65@ killed!\n",lpszArgv[4],lpszArgv[1]);
6Ck?O/^ }
dK|MQ < return 0;
>^+Q`"SN }
>| .jG_s //////////////////////////////////////////////////////////////////////////
u32wS$*8 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
W=GNo9: {
feQ_dA q NETRESOURCE nr;
1YAy\F~`. char RN[50]="\\";
k3sP,opacX ?rk3oa- strcat(RN,RemoteName);
unSF;S< strcat(RN,"\ipc$");
XxB*lX xDRK^nmC nr.dwType=RESOURCETYPE_ANY;
>J.a,! nr.lpLocalName=NULL;
E+JGqk nr.lpRemoteName=RN;
h+R}O9BD nr.lpProvider=NULL;
g#Zb}^ BL]!j#''KE if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
yoGE#+|7^ return TRUE;
vQc>jmS+n else
]9R?2{"K return FALSE;
kYPowM }
YRW<n9=3 /////////////////////////////////////////////////////////////////////////
jM2gu~ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
oJ{)0;<~L {
Z TjlGU ` BOOL bRet=FALSE;
&X}9D)\UJ __try
VF<{Qx* {
B,e@v2jO| //Open Service Control Manager on Local or Remote machine
j(va#f# hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
z<: 9,wtbP if(hSCManager==NULL)
SY>N-fW\H: {
`S;pn+5 printf("\nOpen Service Control Manage failed:%d",GetLastError());
nUd(@@%m __leave;
l*B;/
>nR }
'G@Npp)&^ //printf("\nOpen Service Control Manage ok!");
goRoi\z $ //Create Service
r/:9j(yxr hSCService=CreateService(hSCManager,// handle to SCM database
:d)@|SR1 ServiceName,// name of service to start
}..}]J;To ServiceName,// display name
D dt9`j SERVICE_ALL_ACCESS,// type of access to service
&b"PjtU.X SERVICE_WIN32_OWN_PROCESS,// type of service
/5U?4l(6[f SERVICE_AUTO_START,// when to start service
gl2~6"dc SERVICE_ERROR_IGNORE,// severity of service
:_)Xe*O failure
\<