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。
5]&vs!wH 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 Lw=* <1>与远程系统建立IPC连接
8S>T1st <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
|"Js iT <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
+ (cTzY <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
&r6VF/ <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
~ (xIG <6>服务启动后,killsrv.exe运行,杀掉进程
c D+IMlT <7>清场
Mlp[xk| 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
' [fo /***********************************************************************
XQu~/{A= Module:Killsrv.c
fL8+J]6A6 Date:2001/4/27
mACj>0Z' Author:ey4s
uhFj|r$$ Http://www.ey4s.org szC~?]<YY ***********************************************************************/
N.|Zh+! #include
s fxQ #include
#L{QnV.3 #include "function.c"
OgNt"Vg #define ServiceName "PSKILL"
>Rw[ x 4425,AR SERVICE_STATUS_HANDLE ssh;
i51~/
R SERVICE_STATUS ss;
&P%3'c}G /////////////////////////////////////////////////////////////////////////
h'x|yy]@3 void ServiceStopped(void)
Ch`XwLY9 {
9&=~_,wJd ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
`/'Hq9$F<" ss.dwCurrentState=SERVICE_STOPPED;
ldo7}<s ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
iNR6BP
W ss.dwWin32ExitCode=NO_ERROR;
5uK:f\y)l ss.dwCheckPoint=0;
{|%N ss.dwWaitHint=0;
%v\0Dm+A SetServiceStatus(ssh,&ss);
A-O@e
e return;
U3 e3 }
+k'5W1e /////////////////////////////////////////////////////////////////////////
bmotR8d void ServicePaused(void)
&UUIiQm~ {
&j,rq?eh$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
F7`3,SzHp ss.dwCurrentState=SERVICE_PAUSED;
Gw*n,*pz ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
:0.Z/s - ss.dwWin32ExitCode=NO_ERROR;
e g#.f` ss.dwCheckPoint=0;
u0^:
XwZ! ss.dwWaitHint=0;
|~bl%g8xP SetServiceStatus(ssh,&ss);
8oG0tX3i return;
kScq#<Y& }
%_wX9ZT void ServiceRunning(void)
}+0{opY4R {
oQ= Q} ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
7z"xjA ss.dwCurrentState=SERVICE_RUNNING;
FW:x XK ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
BhkJ>4# ss.dwWin32ExitCode=NO_ERROR;
&AmTXW ss.dwCheckPoint=0;
D*Y4B?, ss.dwWaitHint=0;
2/qP:3) SetServiceStatus(ssh,&ss);
^WP`;e return;
*ta
``q }
4G&E? /////////////////////////////////////////////////////////////////////////
ja}_u}: void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
Uu{I4ls6B {
6)m}e?D> switch(Opcode)
t5#IiPp {
Z VuHO7' case SERVICE_CONTROL_STOP://停止Service
IpmblC4 ServiceStopped();
>v @R]9 break;
@gQ{*dN case SERVICE_CONTROL_INTERROGATE:
}.Ht=E] SetServiceStatus(ssh,&ss);
|jV> break;
ywpk\ }
~k?7XF I return;
L,| 60* }
5bX
SN$7| //////////////////////////////////////////////////////////////////////////////
c4oQ4 //杀进程成功设置服务状态为SERVICE_STOPPED
jEsP: H(0^ //失败设置服务状态为SERVICE_PAUSED
SsfnBCVR //
tK6z#) void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
v'7,(.E {
k'X
v*U ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
[k.|iCD if(!ssh)
S,Boutd {
\5 IB/* ServicePaused();
Yjv}@i" return;
)y(pd }
zlZ$t{[, ServiceRunning();
40N8?kQ}? Sleep(100);
5BCXI8Ox9x //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
EAU6z(X$ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
yf+M if(KillPS(atoi(lpszArgv[5])))
.`&($W ServiceStopped();
mOr>*uR else
Cfu]umZLn ServicePaused();
VS<E?JnbFV return;
[s$vY~_ }
q'77BRD3 /////////////////////////////////////////////////////////////////////////////
6wx;grt'Z void main(DWORD dwArgc,LPTSTR *lpszArgv)
*|ez |*- {
q?g4**C SERVICE_TABLE_ENTRY ste[2];
m'k.R
j ste[0].lpServiceName=ServiceName;
D ::),, ste[0].lpServiceProc=ServiceMain;
R>U0W{1NO ste[1].lpServiceName=NULL;
W/9dT^1y4' ste[1].lpServiceProc=NULL;
NS@j`6/U StartServiceCtrlDispatcher(ste);
-;cZW.< return;
W"+*%x }
"5u*C#T2$ /////////////////////////////////////////////////////////////////////////////
vFLQq,?Nh 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
uyMxBc%6 下:
)#zc$D^U /***********************************************************************
cS/\&%7u Module:function.c
x2/\%!mt Date:2001/4/28
xal+buOiP Author:ey4s
XRCiv Http://www.ey4s.org $^?"/;8P5 ***********************************************************************/
%KK6}d# #include
{A]"/AC ////////////////////////////////////////////////////////////////////////////
bB@1tp0+ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
:}}5TJ wG {
`P<}MeJ\l TOKEN_PRIVILEGES tp;
sL|*0,#K LUID luid;
7N,E%$QL .)o<'u@Ri if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
T;qP"KWZ {
"hi?/B#d printf("\nLookupPrivilegeValue error:%d", GetLastError() );
?47q0C return FALSE;
x zu)``? }
VVO C-: tp.PrivilegeCount = 1;
2{Nv&ZX? tp.Privileges[0].Luid = luid;
% 1ZJi}~ if (bEnablePrivilege)
;rYL\`6L tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
/"?yB$s else
E}Q'Wz|k tp.Privileges[0].Attributes = 0;
p/L|;c // Enable the privilege or disable all privileges.
?U.+SQ AdjustTokenPrivileges(
G#-t&gO3 hToken,
Tt#4dm- FALSE,
0>Iy`>] &tp,
FIhq>L.q4 sizeof(TOKEN_PRIVILEGES),
t?f2*N: (PTOKEN_PRIVILEGES) NULL,
fVx<f.xuW (PDWORD) NULL);
o^FlQy\ // Call GetLastError to determine whether the function succeeded.
:UM>`Y if (GetLastError() != ERROR_SUCCESS)
~kPHf_B;z {
] W39HL printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
$q,2VH :Ip return FALSE;
$(B|$e^:( }
^N#B(F return TRUE;
>Q#h,x~vu }
Ws ya:9| ////////////////////////////////////////////////////////////////////////////
0w9)#e+JS BOOL KillPS(DWORD id)
TELN4* {
3*x_S"h HANDLE hProcess=NULL,hProcessToken=NULL;
")m0{ BOOL IsKilled=FALSE,bRet=FALSE;
QG
{KEj2V __try
\Fg%V> {
69ZGdN q ww* if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
,Z*&QR {
UngDXD ) printf("\nOpen Current Process Token failed:%d",GetLastError());
a)w
* __leave;
@v&hr }
)(yD"]co //printf("\nOpen Current Process Token ok!");
"j-Z<F]] if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
;:2]++G {
F!.Z@y P __leave;
+.^BM/z^O }
t4(Z@X$ printf("\nSetPrivilege ok!");
hB/4.K ]8 a!rU+hiC if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
[y$P'Y {
|8^53*f ? printf("\nOpen Process %d failed:%d",id,GetLastError());
6Hoc F/Ye __leave;
Gy 0 m }
:}(Aq;}X //printf("\nOpen Process %d ok!",id);
:_9MS0 if(!TerminateProcess(hProcess,1))
8h"Val|qP {
U4;r.#qw, printf("\nTerminateProcess failed:%d",GetLastError());
&zkuL __leave;
%gUf }
HZ%2WM IsKilled=TRUE;
MiHa'90{K }
%L(;}sJ. __finally
Kz>bfq7 {
0?c2=Y if(hProcessToken!=NULL) CloseHandle(hProcessToken);
WOBLgM,| if(hProcess!=NULL) CloseHandle(hProcess);
! Rr k }
j#4 Iu&YJ return(IsKilled);
Sd[%$)scC }
tNpBRk(} //////////////////////////////////////////////////////////////////////////////////////////////
[ye!3h&] 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:
pY@$N&+W /*********************************************************************************************
-u+@5K;^Y ModulesKill.c
*UL++/f Create:2001/4/28
~4gOv Modify:2001/6/23
k*XI/k5Vc Author:ey4s
b,C2(?hg Http://www.ey4s.org O_=2{k~s0 PsKill ==>Local and Remote process killer for windows 2k
aia`mO] **************************************************************************/
/`6Y-8e2 #include "ps.h"
u NmbR8Mx #define EXE "killsrv.exe"
xib?XzxGo #define ServiceName "PSKILL"
!@>_5p>q* b0X<)1O #pragma comment(lib,"mpr.lib")
b;Nm$`2 //////////////////////////////////////////////////////////////////////////
U-^qVlw //定义全局变量
M9[52D!{ SERVICE_STATUS ssStatus;
P;~`%,+S SC_HANDLE hSCManager=NULL,hSCService=NULL;
rgq~lZ.U4K BOOL bKilled=FALSE;
Qc4r?7S< char szTarget[52]=;
@QOlo-u //////////////////////////////////////////////////////////////////////////
Oly"ll*K BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Y7*8 A, BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
i28WgDG)5 BOOL WaitServiceStop();//等待服务停止函数
A]<+Aq@{ BOOL RemoveService();//删除服务函数
)ZZjuFQJ) /////////////////////////////////////////////////////////////////////////
2fqg,_ int main(DWORD dwArgc,LPTSTR *lpszArgv)
Q]h.{nN#PK {
b0VEMu81k BOOL bRet=FALSE,bFile=FALSE;
Q[PVkZ char tmp[52]=,RemoteFilePath[128]=,
D;?cf+6$ szUser[52]=,szPass[52]=;
0FN;^hP5| HANDLE hFile=NULL;
>T{Gl/? p DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
h2S!< Y5mQY5u| //杀本地进程
dw*PjIB9x if(dwArgc==2)
UTWchh {
Tumv0=q4wd if(KillPS(atoi(lpszArgv[1])))
]S printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
gm^j8B else
6DkFI kS printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
*s JT\J$D[ lpszArgv[1],GetLastError());
gWk?g^KJL return 0;
=Ff _)k
}
ZYS`M?Au //用户输入错误
zG\& ZU else if(dwArgc!=5)
bwR$910b {
kh4., \' printf("\nPSKILL ==>Local and Remote Process Killer"
e:9s%|]T "\nPower by ey4s"
^uiQZ%; "\nhttp://www.ey4s.org 2001/6/23"
KIRCye "\n\nUsage:%s <==Killed Local Process"
H|\@[:A+ "\n %s <==Killed Remote Process\n",
9-/u _$ lpszArgv[0],lpszArgv[0]);
eW<|I return 1;
SAVA6
64 }
^5'pJ/BV //杀远程机器进程
EjA3hHJ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
APgjT';P^ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
NZb}n`: strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
T0;8koj^_ %~e+H| //将在目标机器上创建的exe文件的路径
Q6 oM$qiM sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
z@<OR$/`L __try
u+7S/9q8 {
Vb @lK~ //与目标建立IPC连接
&xWej2a! if(!ConnIPC(szTarget,szUser,szPass))
#}p@+rkg2 {
Cg8s9qE? printf("\nConnect to %s failed:%d",szTarget,GetLastError());
n 9>**&5L return 1;
G'U ! # }
V?L8BRnV printf("\nConnect to %s success!",szTarget);
"M;aNi^B //在目标机器上创建exe文件
1fH2obI~X Xi~7pH hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
?W 6
:$ E,
MD):g@ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
;!hwcO kX if(hFile==INVALID_HANDLE_VALUE)
{{r.?m#{ {
&wa2MNCG8 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
c
8t __leave;
!kxJ&VmeF }
P @Jo[J< //写文件内容
\Ota~A while(dwSize>dwIndex)
/2f {
%f?Z/Wn fsjCu! if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
,+4*\yI3l {
x%'5rnm| printf("\nWrite file %s
n\i~H failed:%d",RemoteFilePath,GetLastError());
pi|=3W __leave;
1 2VSzIm }
EJW}&e/ dwIndex+=dwWrite;
:Ahw{z`H# }
9u;/l#?@T //关闭文件句柄
fi~jT"_CI CloseHandle(hFile);
I}sb0 Q& bFile=TRUE;
aGAeRF //安装服务
["_+~* if(InstallService(dwArgc,lpszArgv))
"h5.^5E6 {
2C
Fgit //等待服务结束
V7"^.W* if(WaitServiceStop())
F{G.dXZZ< {
/UqIkc //printf("\nService was stoped!");
p:;`X! }
%Ze]6TP/>< else
Xqy9D ZIn {
LO;?#e7 //printf("\nService can't be stoped.Try to delete it.");
1EMud,,: }
K`0'2 Sleep(500);
ES)@iM?5 //删除服务
]7{
e~U RemoveService();
L.s$|% }
/:d6I]. }
msVi3`q~ __finally
Qt\^h/zjG {
DJZ$M //删除留下的文件
sOO_J!bblP if(bFile) DeleteFile(RemoteFilePath);
- i#Kpf //如果文件句柄没有关闭,关闭之~
ny"z<N&}/ if(hFile!=NULL) CloseHandle(hFile);
a$5P\_ //Close Service handle
7Ucq(,\./ if(hSCService!=NULL) CloseServiceHandle(hSCService);
+a"f)4\ //Close the Service Control Manager handle
af'gk&% if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
hkB|rhJgm //断开ipc连接
Mi} . wsprintf(tmp,"\\%s\ipc$",szTarget);
n%6ba77 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
*zwo="WA\t if(bKilled)
^kK% 8 u printf("\nProcess %s on %s have been
OH 13@k killed!\n",lpszArgv[4],lpszArgv[1]);
||))gI`3a else
#}lWM%9Dy printf("\nProcess %s on %s can't be
|s,y/svp killed!\n",lpszArgv[4],lpszArgv[1]);
K: |-s4= }
X4<Y5?&0 return 0;
{TZV^gT4 }
DB+oCE<.# //////////////////////////////////////////////////////////////////////////
6HZVBZhM BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
W]5Hc|!^^ {
>qVSepK3 NETRESOURCE nr;
(<}BlL char RN[50]="\\";
L6"V=^Bq 8+ ]'2{ strcat(RN,RemoteName);
vSy[lB|)24 strcat(RN,"\ipc$");
:Y|[?; Am|)\/K+Z nr.dwType=RESOURCETYPE_ANY;
<1#hX(Q nr.lpLocalName=NULL;
81H9d6hqcD nr.lpRemoteName=RN;
IgN^~ag` nr.lpProvider=NULL;
;Z9(ll:<$ )b1X6w[ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
J$U_/b.mk return TRUE;
)nGH$Mu else
KE6XNG3 return FALSE;
k;Fxr% }
*L~?.9R /////////////////////////////////////////////////////////////////////////
nkzH}F=< BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
c#f@v45 {
x!6<7s BOOL bRet=FALSE;
I+,CiJ|4 __try
c^<~Y$i {
]_j={0% //Open Service Control Manager on Local or Remote machine
>Q=Q%~ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
P;eXUF+jn if(hSCManager==NULL)
#-o 'g! {
T!I3. printf("\nOpen Service Control Manage failed:%d",GetLastError());
+ KaVvf __leave;
pqTaN=R8 }
R9Y@I //printf("\nOpen Service Control Manage ok!");
F'-XAI
<3 //Create Service
+sV~#%% hSCService=CreateService(hSCManager,// handle to SCM database
/I((A/ks ServiceName,// name of service to start
f40OVT@g ServiceName,// display name
9o4h~Imu SERVICE_ALL_ACCESS,// type of access to service
"}Ikx tee SERVICE_WIN32_OWN_PROCESS,// type of service
(I#mo2 SERVICE_AUTO_START,// when to start service
BT`g'#O SERVICE_ERROR_IGNORE,// severity of service
os7xwI;T failure
ia (&$a8X EXE,// name of binary file
ROXa/ NULL,// name of load ordering group
~uV(/?o% NULL,// tag identifier
1IlOU|4 NULL,// array of dependency names
PuhvJHT NULL,// account name
Omi/sKFMi NULL);// account password
I9dX\w} //create service failed
=ym<yI< if(hSCService==NULL)
vOLa.%X]h {
5,4m_fBoW //如果服务已经存在,那么则打开
?\kuP ?\ if(GetLastError()==ERROR_SERVICE_EXISTS)
U^eos;:s8 {
+* j8[sz //printf("\nService %s Already exists",ServiceName);
,"F0#5 //open service
=kf"%vFV hSCService = OpenService(hSCManager, ServiceName,
@t;726 SERVICE_ALL_ACCESS);
\._|_+HiW if(hSCService==NULL)
DN iH" 0% {
-L<FVB printf("\nOpen Service failed:%d",GetLastError());
nEPTTp+B __leave;
*U}ztH-+/ }
zkiwFEHA= //printf("\nOpen Service %s ok!",ServiceName);
!??g:2 }
80`$F{xcX else
f7 |Tp m {
"LSzF_mK printf("\nCreateService failed:%d",GetLastError());
$ai;8)C6 __leave;
d"n"A?nXh }
(tX)r4VU }
J7qTE8 W= //create service ok
pTB7k3g else
t-5Y,}j {
D1$ER> //printf("\nCreate Service %s ok!",ServiceName);
~L>86/hP,N }
0m=57c$O n @,. // 起动服务
dWY{x47 if ( StartService(hSCService,dwArgc,lpszArgv))
m@u%3*: {
mYj)![ //printf("\nStarting %s.", ServiceName);
GwfC l{l Sleep(20);//时间最好不要超过100ms
ksCF"o/@V while( QueryServiceStatus(hSCService, &ssStatus ) )
-SfU.XlZl {
8O$LY\G if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
3m9b {
L|}s Z\2! printf(".");
[[w | Sleep(20);
nM Z)x- }
qGX#(,E9; else
+jK-k_ break;
IibYG F }
,QpFVlPU if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
gWoUE7.3` printf("\n%s failed to run:%d",ServiceName,GetLastError());
~
rQ,%dH }
?Pa(e)8\ else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
u>G9r#~`k {
'n
^,lXWB //printf("\nService %s already running.",ServiceName);
=*I|z+ }
8]exsnZ else
,Si{]y {
*nHuGla printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
3!osQ1 __leave;
{ya. }
pkae91 bRet=TRUE;
6}?d%K }//enf of try
p:K%-^ __finally
4 ob W> {
\gB~0@[\7 return bRet;
Goc?HR }
w^ OB return bRet;
096Yd=3h }
|q8N$m /////////////////////////////////////////////////////////////////////////
la)^`STh BOOL WaitServiceStop(void)
AS@(]T#R {
2%L`b"9}V BOOL bRet=FALSE;
\D(3~y> //printf("\nWait Service stoped");
ajtH1Z# while(1)
<nN.$4~X {
5OtdB'UITd Sleep(100);
oC*a;o if(!QueryServiceStatus(hSCService, &ssStatus))
#{{p4/: {
u '/)l} printf("\nQueryServiceStatus failed:%d",GetLastError());
Nh_\{
&r break;
>*VvV/UU }
hc+B+-, if(ssStatus.dwCurrentState==SERVICE_STOPPED)
>X
eXd{$ {
-4sKB>b bKilled=TRUE;
ux)*B}/xh bRet=TRUE;
_^NaP break;
6%ofS8[ }
$Seh4 if(ssStatus.dwCurrentState==SERVICE_PAUSED)
&