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。
1SIq[1 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
?|{XZQ~ <1>与远程系统建立IPC连接
zQ6p+R7D <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
v60^4K> <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
rX7QbAB <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
_Us*+
2(4L <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
aA`/E <6>服务启动后,killsrv.exe运行,杀掉进程
Qe"pW\ <7>清场
HS>f1! 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
C`jM0Q /***********************************************************************
~rr 4ok Module:Killsrv.c
<AlZ]~Yct Date:2001/4/27
m9}AG Rj Author:ey4s
}V;+l8 Http://www.ey4s.org ]'~vI/p ***********************************************************************/
{yU+)t(. #include
bOp54WI-g #include
FSuAjBl0- #include "function.c"
u}bf-;R #define ServiceName "PSKILL"
z\ss4 H=g.34 SERVICE_STATUS_HANDLE ssh;
H y"x SERVICE_STATUS ss;
j;_c+w!P /////////////////////////////////////////////////////////////////////////
Awv`) "RAR void ServiceStopped(void)
v4miU;|\ {
j/T>2|dA& ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
R2L;bGI*J ss.dwCurrentState=SERVICE_STOPPED;
vzel# ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Rd7_~.Bo ss.dwWin32ExitCode=NO_ERROR;
Ch()P.n? ss.dwCheckPoint=0;
b*fgv9Kh' ss.dwWaitHint=0;
O|A_PyW SetServiceStatus(ssh,&ss);
(C]
SH\ return;
f=!PllxL: }
%S`
v!*2 /////////////////////////////////////////////////////////////////////////
&bz:K8c void ServicePaused(void)
kL7#W9 {
MC((M,3L ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
7J28JK ss.dwCurrentState=SERVICE_PAUSED;
U`Jy!x2m ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
CSbI8 5F ss.dwWin32ExitCode=NO_ERROR;
22<0DhJ ss.dwCheckPoint=0;
3lLMu B+ ss.dwWaitHint=0;
dLsn\m> SetServiceStatus(ssh,&ss);
=&0wr6 return;
B{oU,3U> }
YI-O{U void ServiceRunning(void)
b5m=7;u*h {
UY2X ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
]Q
"p\@\! ss.dwCurrentState=SERVICE_RUNNING;
+5.t. d ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
S.B<pjgt ss.dwWin32ExitCode=NO_ERROR;
sG~<M"znV ss.dwCheckPoint=0;
Z=4{Vv* ss.dwWaitHint=0;
Sx*oo{Kk% SetServiceStatus(ssh,&ss);
P^MOx4 return;
Mfk2mIy }
d0hhMx6$ /////////////////////////////////////////////////////////////////////////
zJ+8FWy:S void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
k{tMzx]F__ {
z3t~}aL switch(Opcode)
a</D_66 {
VN4yn| f/ case SERVICE_CONTROL_STOP://停止Service
C=uZ1xg*, ServiceStopped();
&Gm$:T'~ break;
<J(sR case SERVICE_CONTROL_INTERROGATE:
5_0(D;Q SetServiceStatus(ssh,&ss);
6b8;}],| break;
=H0vE7 {* }
ES <1tG return;
uUE9g }
Ub0/r$]DK //////////////////////////////////////////////////////////////////////////////
l?Y_~Wuw //杀进程成功设置服务状态为SERVICE_STOPPED
RjJU4q //失败设置服务状态为SERVICE_PAUSED
yix'rA -T //
n}A\2bO void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
_u"nvgVz9 {
}MR1^ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
G{aT2c if(!ssh)
UH@as {
H@X oqgI ServicePaused();
IUGz =%[ return;
NRnRMY- }
"HD+rmUEH ServiceRunning();
jO9ip Sleep(100);
nmlPX7!{$ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
F Kc;W //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
[~W`E1, if(KillPS(atoi(lpszArgv[5])))
f0+2t.tj ServiceStopped();
w)E@*h<Z else
A6<C-1
N}j ServicePaused();
6nDV1O5 return;
j^`X~gE }
<0|9Tn2O /////////////////////////////////////////////////////////////////////////////
nU+tM~C%a void main(DWORD dwArgc,LPTSTR *lpszArgv)
Q8p&Ki;i {
HQ!Xj.y SERVICE_TABLE_ENTRY ste[2];
->-*]-fv[L ste[0].lpServiceName=ServiceName;
M|T4~Q U& ste[0].lpServiceProc=ServiceMain;
'"pd ste[1].lpServiceName=NULL;
K*K1(_x= ste[1].lpServiceProc=NULL;
Xog/O i StartServiceCtrlDispatcher(ste);
OwzJO return;
,O=a*%0rt }
I4H`YOD% /////////////////////////////////////////////////////////////////////////////
'2J0>Bla 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
1`f_P$&Z_J 下:
!yjo /***********************************************************************
+5<k-0v Module:function.c
WV;=@v Date:2001/4/28
O@8pC+#`Z Author:ey4s
k!jNOqbb Http://www.ey4s.org (lA.3 4.p ***********************************************************************/
Q+|{Bs)6i1 #include
,7]k fB ////////////////////////////////////////////////////////////////////////////
u'Q?T7 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
&'|B =7 {
U3;aLQ* TOKEN_PRIVILEGES tp;
PL0`d`TI LUID luid;
hVoNw6fE KcGsMPJ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Df07y<>7Q {
4FeEGySow printf("\nLookupPrivilegeValue error:%d", GetLastError() );
TDK@)mP return FALSE;
jX=lAs~6 }
/z."l!u6 tp.PrivilegeCount = 1;
H{ M)- tp.Privileges[0].Luid = luid;
hp!d/X=J_ if (bEnablePrivilege)
:LJ7ru2 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
`qpc*enf0 else
eOO+>%Z
tp.Privileges[0].Attributes = 0;
Lf}8qB#Y // Enable the privilege or disable all privileges.
?v]-^X=& AdjustTokenPrivileges(
A//?6OJx? hToken,
bPD)D'Hs FALSE,
%(m]) &tp,
S*W;%J5 sizeof(TOKEN_PRIVILEGES),
#5CI)4x0! (PTOKEN_PRIVILEGES) NULL,
Ayx^Wp*s (PDWORD) NULL);
=6nD0i9+ // Call GetLastError to determine whether the function succeeded.
u4'z$>B if (GetLastError() != ERROR_SUCCESS)
mL L$| {
</oY4$ l' printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
9G+f/k,P return FALSE;
% +Pl+`?E }
j\)H return TRUE;
iSp }
,TC~~EWq ////////////////////////////////////////////////////////////////////////////
v#w _eqg BOOL KillPS(DWORD id)
*_hLD5K! {
DQ6jT@ZDH HANDLE hProcess=NULL,hProcessToken=NULL;
n[k1np$7?6 BOOL IsKilled=FALSE,bRet=FALSE;
T-L5zu __try
-f>'RI95> {
cy3ww}) L@)&vn] if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
x'`"iZO.t {
$C_M&O} printf("\nOpen Current Process Token failed:%d",GetLastError());
WYIw5jzC __leave;
7[o {9Yp& }
|HbEk[?^s //printf("\nOpen Current Process Token ok!");
H~9=&p[Q if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
(aKZ5>>cN {
'F_}xMU __leave;
mvTb~) }
gbGTG(:1S printf("\nSetPrivilege ok!");
jXIEp01 LpWI>sNv if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
-J$g(sikt {
'h*Zc}Q: printf("\nOpen Process %d failed:%d",id,GetLastError());
P^IY:
-s __leave;
U"5q;9#q }
pMN<p[MB //printf("\nOpen Process %d ok!",id);
N/{?7sG& if(!TerminateProcess(hProcess,1))
j[DIz@^ {
k&GHu0z printf("\nTerminateProcess failed:%d",GetLastError());
&'O?es|Lb __leave;
4
X`^{~ }
{
/<4'B IsKilled=TRUE;
;nk@XFJ }
i$O#%12l __finally
yiT{+;g^ {
`^%GN8d}nm if(hProcessToken!=NULL) CloseHandle(hProcessToken);
lIq~~cv) if(hProcess!=NULL) CloseHandle(hProcess);
G%OpO.Wf }
%FS;>;i? return(IsKilled);
\{>eOD_ }
@3 "DBJ //////////////////////////////////////////////////////////////////////////////////////////////
`@$YlFOW 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:
+{ab1))/ /*********************************************************************************************
n4*'B* ModulesKill.c
,4Y sZ Create:2001/4/28
Mcb<[~m Modify:2001/6/23
):E'`ZP!F Author:ey4s
6DZ2pT: Http://www.ey4s.org N7B}O*; PsKill ==>Local and Remote process killer for windows 2k
qS82/e)7 **************************************************************************/
Na;t#, #include "ps.h"
2V< # Y #define EXE "killsrv.exe"
K!b>TICa: #define ServiceName "PSKILL"
:+A;TV *<3iEeO/R #pragma comment(lib,"mpr.lib")
YD+QX@ //////////////////////////////////////////////////////////////////////////
I)uASfT$ //定义全局变量
]eL~L_[G\ SERVICE_STATUS ssStatus;
ndt8=6p
SC_HANDLE hSCManager=NULL,hSCService=NULL;
)XZ,bz*jn BOOL bKilled=FALSE;
;@O(z*14@ char szTarget[52]=;
&`5 :GLV //////////////////////////////////////////////////////////////////////////
Xa\]ua_ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
U#l.E1Z BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
6!o/~I# BOOL WaitServiceStop();//等待服务停止函数
<sF!]R&4 BOOL RemoveService();//删除服务函数
A8`orMo2 /////////////////////////////////////////////////////////////////////////
vKV{
$| int main(DWORD dwArgc,LPTSTR *lpszArgv)
^:$j:w?j {
)%1&/uN) BOOL bRet=FALSE,bFile=FALSE;
w7[0 char tmp[52]=,RemoteFilePath[128]=,
:4b- sg# szUser[52]=,szPass[52]=;
l9,w>]s HANDLE hFile=NULL;
&<OMGGQ[h DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
_2x uzmz0 T)*l' g' //杀本地进程
|Yg}WHm if(dwArgc==2)
A`
oa|k!U {
yA457'R1 if(KillPS(atoi(lpszArgv[1])))
&s_}u%iC printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
@)8NI[=6O else
VdYOm printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
jh-kCF lpszArgv[1],GetLastError());
r{c5dQ
return 0;
Gu<W:n[ }
_LLW{^V //用户输入错误
C5d/)aC else if(dwArgc!=5)
an #jZ[ {
vjY);aQ printf("\nPSKILL ==>Local and Remote Process Killer"
hlt9x.e.A "\nPower by ey4s"
BD<rQ mfA^ "\nhttp://www.ey4s.org 2001/6/23"
$XtV8 "\n\nUsage:%s <==Killed Local Process"
kvY}
yw7 "\n %s <==Killed Remote Process\n",
;g!xQvcR lpszArgv[0],lpszArgv[0]);
Z{j!s6Y@{ return 1;
5QCw5N }
t>fA!K%{ //杀远程机器进程
=aX1:Z strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
fLf#2EA strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
[j]}$fFe strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
.CB"@.7 w;g)Iy6x //将在目标机器上创建的exe文件的路径
hA$c.jJr.Z sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
hPNQGVv __try
0YgFjd
5 {
+sV# Z, //与目标建立IPC连接
D"1vw<Ak if(!ConnIPC(szTarget,szUser,szPass))
u k>q\j {
7l4InR] printf("\nConnect to %s failed:%d",szTarget,GetLastError());
A@fshWrl% return 1;
Z)b)v }
x(T!I&i={ printf("\nConnect to %s success!",szTarget);
3(XHF3q //在目标机器上创建exe文件
6=aBD_2@ ^loF#d=s hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
N69eIdl E,
`t/@ L: NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
'=@H2T6= if(hFile==INVALID_HANDLE_VALUE)
>"m@qkh {
bHlD m~5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
(PE8H~d __leave;
;NN(CKZ9A }
v\r7.l:hf //写文件内容
6>P while(dwSize>dwIndex)
!Barc,kA {
GwU>o:g" r5fz6" if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
(,)vak&t {
yScov)dp( printf("\nWrite file %s
i32_ZB Z?y failed:%d",RemoteFilePath,GetLastError());
cxF?&0[mY __leave;
Ke;X3j ]` }
6=`m dwIndex+=dwWrite;
dOYm t, }
DRFuvU+e //关闭文件句柄
7T(OV<q;# CloseHandle(hFile);
y:|Xg0Kp bFile=TRUE;
z)?#UdBQv //安装服务
cM7k) { if(InstallService(dwArgc,lpszArgv))
8BoT%kVeJv {
VTgbJ{? //等待服务结束
Xxsnpb> if(WaitServiceStop())
po](6V {
|?t8M9[Z //printf("\nService was stoped!");
>[P7Zlwv4 }
1p"EE~v else
i4n%EDQ {
7)6Yfa]I% //printf("\nService can't be stoped.Try to delete it.");
#SLxN AH }
pGcx
jm Sleep(500);
hhgz=7Y //删除服务
]38<ly7 RemoveService();
8UY=}R2C }
'rq#q)1MT }
tP^mq> __finally
sz2SWk^& {
`J7Lecgo //删除留下的文件
O[(HE8E if(bFile) DeleteFile(RemoteFilePath);
<W[8k-yOV` //如果文件句柄没有关闭,关闭之~
-$MC if(hFile!=NULL) CloseHandle(hFile);
:iOHc-x //Close Service handle
qLi1yH if(hSCService!=NULL) CloseServiceHandle(hSCService);
n#L2cv~Aj" //Close the Service Control Manager handle
MfpWow-#{ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
j6d"8oH
_ //断开ipc连接
E `j5y(44 wsprintf(tmp,"\\%s\ipc$",szTarget);
YU0HySP: WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
W;}u 2GH if(bKilled)
{hq ;7 printf("\nProcess %s on %s have been
WyJfF=< killed!\n",lpszArgv[4],lpszArgv[1]);
8sjHQ)< else
iF_r'+j printf("\nProcess %s on %s can't be
,4T$ killed!\n",lpszArgv[4],lpszArgv[1]);
.dLX'84fY }
h/bYtE return 0;
A_*Lo6uII }
LOG*K;v3 //////////////////////////////////////////////////////////////////////////
.VEfd4+ni{ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
7<'i #E~ {
-:p1gg& NETRESOURCE nr;
e`2R{H char RN[50]="\\";
U)=Z&($T ao5yW;^y strcat(RN,RemoteName);
*>*/| strcat(RN,"\ipc$");
jL).B& LuQ
M$/i nr.dwType=RESOURCETYPE_ANY;
mb`}sTU). nr.lpLocalName=NULL;
`ip69 IF2* nr.lpRemoteName=RN;
Ywk[VD+. nr.lpProvider=NULL;
MC)W? R/xCS.yl} if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
19{?w6G<k return TRUE;
5)NfZN#&