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。
)tN?: l OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
0okO+QU,a <1>与远程系统建立IPC连接
;B|^2i1Wi <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
#uD)0zdw <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
e9z$+h <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
G!!-+n< <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
#RR:3ZPZC <6>服务启动后,killsrv.exe运行,杀掉进程
HsjELbH <7>清场
e?^\r)1
嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
3r~>~ueZ /***********************************************************************
ueWR/ Module:Killsrv.c
iioct_7,g< Date:2001/4/27
bxd3
Author:ey4s
9:9N)cNvfX Http://www.ey4s.org q9W~7 ***********************************************************************/
.q5J^/kr #include
54ak<&? #include
||{T5E-.F #include "function.c"
5YTb7M #define ServiceName "PSKILL"
*}
*!+C3 2y9:'c| SERVICE_STATUS_HANDLE ssh;
T@K7DkP@ SERVICE_STATUS ss;
w|!YoMk+o /////////////////////////////////////////////////////////////////////////
^f^-.X void ServiceStopped(void)
KAj"p9hq+k {
_Hz~HoNU ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
iwG>]:K3 ss.dwCurrentState=SERVICE_STOPPED;
3iu!6lC ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
+Fc ET ss.dwWin32ExitCode=NO_ERROR;
~
V@xu{ ss.dwCheckPoint=0;
N`,7 FI} ss.dwWaitHint=0;
HZQDe& SetServiceStatus(ssh,&ss);
kP!%|&w; return;
Tm%$J }
;=5@h!@R /////////////////////////////////////////////////////////////////////////
Qa,NGP. void ServicePaused(void)
Mv/IMO0rR
{
GN:Ru|n ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
.DgoOo%?" ss.dwCurrentState=SERVICE_PAUSED;
e={k.y}x} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
yPf?"W ss.dwWin32ExitCode=NO_ERROR;
! 6p>P4TT ss.dwCheckPoint=0;
o|z+!, ss.dwWaitHint=0;
^?$D.^g SetServiceStatus(ssh,&ss);
& cM
u/ } return;
c8^+^.=pX }
:3111}>c void ServiceRunning(void)
-kG3k> by_ {
(w5u*hx ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
|Hx%f ss.dwCurrentState=SERVICE_RUNNING;
Zvd ;KGO(a ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
a(PjcQ4dY ss.dwWin32ExitCode=NO_ERROR;
ePV-yy ss.dwCheckPoint=0;
G*kE~s9R
ss.dwWaitHint=0;
07.nq;/R SetServiceStatus(ssh,&ss);
3c01uObTL return;
"-G&=( }
u/z,92mmS /////////////////////////////////////////////////////////////////////////
8ku?
W void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
d4jVdOq2 {
1U717u switch(Opcode)
T{_1c oL {
Hfh@<'NL] case SERVICE_CONTROL_STOP://停止Service
;V|M3 ServiceStopped();
l%^h2
o break;
$cRcap case SERVICE_CONTROL_INTERROGATE:
[ Z#+gh SetServiceStatus(ssh,&ss);
GLo\q:5A break;
0L!er%GM }
sFbfFUd return;
$a`J(I }
z[WC7hvU //////////////////////////////////////////////////////////////////////////////
pp/#Am //杀进程成功设置服务状态为SERVICE_STOPPED
J)-T:.i|0 //失败设置服务状态为SERVICE_PAUSED
>nc4v6s //
^dFhg_GhF void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
s9uL<$,' {
C}n'>],p ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
~Y\QGuT if(!ssh)
^{),+S {
eeZIa`.sX ServicePaused();
3CA|5A.Pa return;
p@#]mVJ>9 }
!nec 7 ServiceRunning();
Z1VC5*K Sleep(100);
" <<A //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
zx
ct( //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
~RcNZ\2y if(KillPS(atoi(lpszArgv[5])))
VT'0DQ!NIq ServiceStopped();
o^6jyb!j else
A|2 <A
! ServicePaused();
$8jaapNm@ return;
V]r hr }
r %+Bc Y /////////////////////////////////////////////////////////////////////////////
+#0~:&!9 void main(DWORD dwArgc,LPTSTR *lpszArgv)
u@AI&[Z {
pI
&o?n SERVICE_TABLE_ENTRY ste[2];
Bk&-1>cY ste[0].lpServiceName=ServiceName;
J
cP~-cp ste[0].lpServiceProc=ServiceMain;
7rH'1U ste[1].lpServiceName=NULL;
[:Be[pLC ste[1].lpServiceProc=NULL;
%_>Tcm= StartServiceCtrlDispatcher(ste);
1#/6r : return;
Ynvj; }
[6O04"6K /////////////////////////////////////////////////////////////////////////////
DYc.to- function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
9~=gwP 下:
1Wv{xML" /***********************************************************************
E3y6c)< Module:function.c
U?^OD Date:2001/4/28
lco~X DI Author:ey4s
-&@]M>r@ Http://www.ey4s.org IDj_l+?c ***********************************************************************/
p`\3if' #include
:*#rRQ>t ////////////////////////////////////////////////////////////////////////////
^)|&| BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
A_@I_V$ {
3 sl=>;- TOKEN_PRIVILEGES tp;
kmIoJH5 LUID luid;
<F ew<r2 -<|Y 1PQ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
wjL|Z8 {
oBb?"2 ~9 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
w %;hl#s return FALSE;
yDzdE; }
S)+CTVVE tp.PrivilegeCount = 1;
tL1P<1j_ tp.Privileges[0].Luid = luid;
zkd3Z$Ce if (bEnablePrivilege)
C9o$9 l+B tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
j]>=1Rd0b( else
Ky *DfQA tp.Privileges[0].Attributes = 0;
4ffU;6~l' // Enable the privilege or disable all privileges.
{wcO[bN AdjustTokenPrivileges(
juH wHt hToken,
K|US~Hgv FALSE,
9WOu8Ia &tp,
d`85P+Qen| sizeof(TOKEN_PRIVILEGES),
D@#0 dDT (PTOKEN_PRIVILEGES) NULL,
^/k, (PDWORD) NULL);
Vz'HM$ // Call GetLastError to determine whether the function succeeded.
UkZ\cc}aC/ if (GetLastError() != ERROR_SUCCESS)
/oFc03d {
`v~!H\q printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
$Y6 3!* return FALSE;
p'gb)nI
}
?d4Boe0-a2 return TRUE;
NIaF 5z }
h20Hg|
////////////////////////////////////////////////////////////////////////////
^xt9pa$f BOOL KillPS(DWORD id)
jM]d'E?ZLA {
ALfiR(! HANDLE hProcess=NULL,hProcessToken=NULL;
wrabyRjK BOOL IsKilled=FALSE,bRet=FALSE;
ka#K
[qI __try
*o!l/>4g {
@7fm1b <FQFv
IKg if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
jP+ pA e {
;@9e\!% printf("\nOpen Current Process Token failed:%d",GetLastError());
G)8ChnJa!m __leave;
qJ
95 }
7lwTZ*rnY //printf("\nOpen Current Process Token ok!");
M'DWu|dIBA if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
'#A:.P {
Xk?R mU6 __leave;
qcYNtEs*c }
y+A{Y printf("\nSetPrivilege ok!");
Ew]<jF|.# c yP,[?N if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
H'Ln
P>@n# {
PS$k >_=t printf("\nOpen Process %d failed:%d",id,GetLastError());
}a ^|L"
__leave;
9#Bx]wy }
(')(d
HHW //printf("\nOpen Process %d ok!",id);
(8G$(MK if(!TerminateProcess(hProcess,1))
h8jB=e, H {
XMw.wQ'? printf("\nTerminateProcess failed:%d",GetLastError());
Ny^'IUu __leave;
W^k,Pmopy }
iV!@bC, IsKilled=TRUE;
vr 4O8# }
;%WdvnW __finally
N
xFUO0O3 {
) "[HZ/ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
[zQWyDu if(hProcess!=NULL) CloseHandle(hProcess);
T9?54r }
O#:&*Mv return(IsKilled);
=JW[pRI5a }
' S ,2 //////////////////////////////////////////////////////////////////////////////////////////////
&{ ZSE^ 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:
4jGLAor| /*********************************************************************************************
B)6#Lp3 ModulesKill.c
t.)AggXj# Create:2001/4/28
3fp> 4;ym' Modify:2001/6/23
qp&4 1 Author:ey4s
@\jQoaLT$_ Http://www.ey4s.org nvt$F%+ PsKill ==>Local and Remote process killer for windows 2k
@VK6JjIq **************************************************************************/
VoM6 #include "ps.h"
/c#l9&, #define EXE "killsrv.exe"
! Mo`^t #define ServiceName "PSKILL"
. :a<2sp6 TBnvV 5_ #pragma comment(lib,"mpr.lib")
;&
|qSa' //////////////////////////////////////////////////////////////////////////
DW|vMpU]u //定义全局变量
kiX%3( SERVICE_STATUS ssStatus;
2+:'0Krc SC_HANDLE hSCManager=NULL,hSCService=NULL;
,{8v4b- BOOL bKilled=FALSE;
ne*#+Q{E char szTarget[52]=;
#wjH4DT //////////////////////////////////////////////////////////////////////////
YE\K<T
jH BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
'$[Di'*; BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
`Mk4sKU\a BOOL WaitServiceStop();//等待服务停止函数
")%r}:0 BOOL RemoveService();//删除服务函数
[!~}S /////////////////////////////////////////////////////////////////////////
){ gAj int main(DWORD dwArgc,LPTSTR *lpszArgv)
M{E{N K {
k. GA8=]> BOOL bRet=FALSE,bFile=FALSE;
XYAmJ char tmp[52]=,RemoteFilePath[128]=,
.S7:;%qL6 szUser[52]=,szPass[52]=;
uPLErO9Es[ HANDLE hFile=NULL;
m$:&P|!'p DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
kjE*9bUc 5)M2r!\ //杀本地进程
Fw"$A0 if(dwArgc==2)
~5 >[`) {
6Dst;: if(KillPS(atoi(lpszArgv[1])))
{G*OR,HN printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
3?`" else
?WHy0x20 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
<2<87PU lpszArgv[1],GetLastError());
mCdgKr|n return 0;
d~Mg
vh' }
i_ QcC //用户输入错误
BJ5}GX! else if(dwArgc!=5)
JJnYOau {
jg_n 7 printf("\nPSKILL ==>Local and Remote Process Killer"
@Y-TOCadT "\nPower by ey4s"
S_\
F "\nhttp://www.ey4s.org 2001/6/23"
Cj^{9'0 "\n\nUsage:%s <==Killed Local Process"
nIBFk?)6 "\n %s <==Killed Remote Process\n",
>qh?L#Fk lpszArgv[0],lpszArgv[0]);
F8=nhn return 1;
Cv^`&\[SW+ }
6ep>hS4A& //杀远程机器进程
Yb:pAzw6 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
:(p)1=I strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
r}W2 Ak\ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
_~M^ uW^l +S9PML){h //将在目标机器上创建的exe文件的路径
8omC%a}9m sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
2"&)W dm __try
wa:0X)KC? {
Nfn(Xn*J- //与目标建立IPC连接
AIZBo@xg if(!ConnIPC(szTarget,szUser,szPass))
!p[`IWZ {
ROdK8*jL printf("\nConnect to %s failed:%d",szTarget,GetLastError());
v>mn/a return 1;
XUmR{A }
aE/D*.0NI printf("\nConnect to %s success!",szTarget);
lddp^ #f //在目标机器上创建exe文件
T3 pdx~66 |B^G:7c hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
Vmi{X b]< E,
9wh2f7k NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
YRcps0Dx9 if(hFile==INVALID_HANDLE_VALUE)
L*]0"E {
VQxpN 1 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
vAi$[p*im __leave;
*>."V5{;S }
!')y&7a~ //写文件内容
n]N 96oD while(dwSize>dwIndex)
ZjVWxQ
{
(OmH~lSO. #YK5WTn5 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
b,<9 {
L?RF;jf printf("\nWrite file %s
nE|@IGH failed:%d",RemoteFilePath,GetLastError());
Em^( __leave;
J4aBPq` }
q_t4OrLr= dwIndex+=dwWrite;
KQ`=t }
||eAE) //关闭文件句柄
M+xdHBg CloseHandle(hFile);
R_kQPP bFile=TRUE;
BfmsMW //安装服务
k6**u if(InstallService(dwArgc,lpszArgv))
:i*JnlvZ {
)=^w3y //等待服务结束
`<fh+* if(WaitServiceStop())
9uYyfb:
,z {
HeA{3s //printf("\nService was stoped!");
OB^Tq~i }
;*cLG#&'M else
{9 PR()_ {
pq!%?m] //printf("\nService can't be stoped.Try to delete it.");
#"f'7'TE }
u8vuwbra! Sleep(500);
ZafboqsDL //删除服务
%0-wpuHc(] RemoveService();
{`"#yl6" }
5VE2@Fn} }
rg QEUDEQ __finally
J5yidymrpW {
E4[}lX} //删除留下的文件
l]_=:)" ] if(bFile) DeleteFile(RemoteFilePath);
)TmtSSS //如果文件句柄没有关闭,关闭之~
3,eIB( if(hFile!=NULL) CloseHandle(hFile);
ma& To= //Close Service handle
P0GeZ02] if(hSCService!=NULL) CloseServiceHandle(hSCService);
,FQK;BU!lh //Close the Service Control Manager handle
NAr1[{^E, if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
_GoVx=t
//断开ipc连接
KL?) akk wsprintf(tmp,"\\%s\ipc$",szTarget);
Pz"`MB<'Ik WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
L;6.r3bL if(bKilled)
#AViM_u printf("\nProcess %s on %s have been
d"Q |I killed!\n",lpszArgv[4],lpszArgv[1]);
XcfKx@l else
z2yJ# printf("\nProcess %s on %s can't be
M>H=z#C>/A killed!\n",lpszArgv[4],lpszArgv[1]);
my.`k' }
W WG /k17 return 0;
pW?&J>\6 }
.[s2zI //////////////////////////////////////////////////////////////////////////
qE7R4>5xjO BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
u{f*
M,k {
)Y]/^1hx NETRESOURCE nr;
5#JJ? char RN[50]="\\";
;/8 {N0 [=TCEU{"~ strcat(RN,RemoteName);
SU%DW 46 strcat(RN,"\ipc$");
UlovXb G*}F5.>8( nr.dwType=RESOURCETYPE_ANY;
saZ>?Owz nr.lpLocalName=NULL;
>_ \<E!j nr.lpRemoteName=RN;
LMl~yqM nr.lpProvider=NULL;
=y]$0nh &%C4Ugo if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
z; }6f return TRUE;
F[`ZqW else
#Gf+=G return FALSE;
= (,
^du' }
N2,D:m\ /////////////////////////////////////////////////////////////////////////
; y.E! BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
\gO,hST {
TH1B#Y#<J BOOL bRet=FALSE;
{rH9grb __try
I$q> {
*OTS'W~t //Open Service Control Manager on Local or Remote machine
S"2qJ!.u hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
Q9?t[ir if(hSCManager==NULL)
m7|RD]q& {
((3}LQ printf("\nOpen Service Control Manage failed:%d",GetLastError());
z(HaRB3l __leave;
cPF<D$B }
;[0&G6g //printf("\nOpen Service Control Manage ok!");
C2F0tr| //Create Service
#gbH^a' hSCService=CreateService(hSCManager,// handle to SCM database
2y GOzc ServiceName,// name of service to start
i%{X9!*%TX ServiceName,// display name
.p6+l!" SERVICE_ALL_ACCESS,// type of access to service
f@V3\Z/6E SERVICE_WIN32_OWN_PROCESS,// type of service
a}nbo4jK SERVICE_AUTO_START,// when to start service
Y:QD SERVICE_ERROR_IGNORE,// severity of service
O>0VTW failure
`)>7)={ EXE,// name of binary file
:
mGAt[Cc NULL,// name of load ordering group
7^e + NULL,// tag identifier
UVuDQ NULL,// array of dependency names
)mcEQ -!b NULL,// account name
fys NULL);// account password
MXh
"Y*} //create service failed
]Yyia.B if(hSCService==NULL)
t-e5ld~a {
peVq+(=. //如果服务已经存在,那么则打开
[J#1Ff; if(GetLastError()==ERROR_SERVICE_EXISTS)
Bx~[F {
v90T{1+M|4 //printf("\nService %s Already exists",ServiceName);
j2n,f7hl. //open service
qN|
fEO> hSCService = OpenService(hSCManager, ServiceName,
VHUW]8We SERVICE_ALL_ACCESS);
Z@rN_WXx if(hSCService==NULL)
u=l1s1> {
?w&SW{ I printf("\nOpen Service failed:%d",GetLastError());
/X8<C=} __leave;
7,$z;Lr0S }
2&(sa0*y //printf("\nOpen Service %s ok!",ServiceName);
?/#}ZZK^ }
quu*xJ;Ci else
\+PIe7f_ {
BN_7Ay/k printf("\nCreateService failed:%d",GetLastError());
5i So8*9} __leave;
(Ye>Cp+] }
jx`QB')kX }
3K0tC= //create service ok
gPC@Yy else
W0`Gc
{ {
H: {7X1bV //printf("\nCreate Service %s ok!",ServiceName);
Xh+ia#K }
hZ\+FOx; 8nNsrat // 起动服务
C'mL& if ( StartService(hSCService,dwArgc,lpszArgv))
H}0dd" {
Oxx^[ju~ //printf("\nStarting %s.", ServiceName);
SS.jL) Sleep(20);//时间最好不要超过100ms
]gb= while( QueryServiceStatus(hSCService, &ssStatus ) )
S[:xqzyDg {
irBDGT~ if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
"E=j|q {
Pt< s* ( printf(".");
JcO08n Sleep(20);
B/uniR^x }
wFn[9_`* else
l95<QI break;
&