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。
3a]Omuu|= OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
h4dT N} <1>与远程系统建立IPC连接
:%vD
hMHa <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
$X:r&7t+Q[ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
/tGj`C&qtw <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
ZQPv@6+oY <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
:raYt5n1,y <6>服务启动后,killsrv.exe运行,杀掉进程
/MQI5Djg <7>清场
LZG~1tf 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
$j!VJGVG /***********************************************************************
_3?7iH Module:Killsrv.c
V:8ph`1 Date:2001/4/27
ZI'Mr:z4 Author:ey4s
A#B6]j) Http://www.ey4s.org 34\:1z+s M ***********************************************************************/
\a6knd #include
{Deg1V!x> #include
kdHP
v=/U #include "function.c"
$x%VUms #define ServiceName "PSKILL"
XQ]5W(EP g<r'f"^ SERVICE_STATUS_HANDLE ssh;
F(Iq8DV SERVICE_STATUS ss;
r % ]^( /////////////////////////////////////////////////////////////////////////
6~j.S
" void ServiceStopped(void)
JQ.w6aE {
QX j4cg ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
w$5#jJX\ ss.dwCurrentState=SERVICE_STOPPED;
zf>r@>S!L ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
}TS4D={1 ss.dwWin32ExitCode=NO_ERROR;
?3
l4U ss.dwCheckPoint=0;
tv1Z%Mx?Cp ss.dwWaitHint=0;
=8F]cW'1` SetServiceStatus(ssh,&ss);
QjlwT 2o' return;
qc-4;m o }
3bp'UEF^k /////////////////////////////////////////////////////////////////////////
oAgO3x
void ServicePaused(void)
f}1R,N_fC {
h (`Erb ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
pK~K>8\ ss.dwCurrentState=SERVICE_PAUSED;
|P"p/iY ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
_,JdL'[d ss.dwWin32ExitCode=NO_ERROR;
` E2@GX+, ss.dwCheckPoint=0;
^SouA[ ss.dwWaitHint=0;
1Gojuey SetServiceStatus(ssh,&ss);
#D-L>7,jA return;
qs]7S^yw }
$`&uu void ServiceRunning(void)
C r~!N|( {
,!RbFME&H ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
P|OjtI ss.dwCurrentState=SERVICE_RUNNING;
,^UNQO*{GI ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
mzl %h[9iI ss.dwWin32ExitCode=NO_ERROR;
iYJzSVO ss.dwCheckPoint=0;
do:3aP'S, ss.dwWaitHint=0;
!?7c2QRN SetServiceStatus(ssh,&ss);
_bO4s#yI return;
i$A0_ZJKjZ }
jHxg(] /////////////////////////////////////////////////////////////////////////
qdFYf/y void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
)NwIEk>Tf {
XY;cz switch(Opcode)
?4U|6|1 {
'}D$"2I* case SERVICE_CONTROL_STOP://停止Service
"Oh(&N:U ServiceStopped();
iS{8cN3R break;
tC=`J%Ik case SERVICE_CONTROL_INTERROGATE:
D:gskK+o6M SetServiceStatus(ssh,&ss);
,
LP |M: break;
;@$B{/Q }
%y/8i%@6 return;
#*[G,s#t^ }
5mD]uB9 //////////////////////////////////////////////////////////////////////////////
vbeYe2;( //杀进程成功设置服务状态为SERVICE_STOPPED
xJ|3}o:, //失败设置服务状态为SERVICE_PAUSED
q>T7};5m2 //
8yH* void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
F~cvob{ {
SV4a_m? ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
2<*DL6 if(!ssh)
6Y|jK<n?H {
",\,lqV ServicePaused();
4$+9Wv return;
qn+b*4 }
<xm>_~,w ServiceRunning();
tnbtfG;z# Sleep(100);
}?pY~f //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
sz' IGy% //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
KMxP%dV/= if(KillPS(atoi(lpszArgv[5])))
`2X#;{a: ServiceStopped();
lqO" else
{o?+T);Z ServicePaused();
HrUQ X4 return;
D|u! KH }
0{/P1 /////////////////////////////////////////////////////////////////////////////
f*VBSg[` void main(DWORD dwArgc,LPTSTR *lpszArgv)
g9fS|T {
`JGV3nN SERVICE_TABLE_ENTRY ste[2];
7[wHNJ7)r ste[0].lpServiceName=ServiceName;
|Go?A/' ste[0].lpServiceProc=ServiceMain;
L,&R0gxi ste[1].lpServiceName=NULL;
H*DWDJxmV ste[1].lpServiceProc=NULL;
,haCZH{ StartServiceCtrlDispatcher(ste);
tH_e?6] return;
^ $M@yWX6 }
HeagT(rN' /////////////////////////////////////////////////////////////////////////////
K; 7o+Xr function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
!vU$^>zo~ 下:
L- - /***********************************************************************
b5hJaXJN Module:function.c
Kp+Lk Date:2001/4/28
(Yzy;"iAu Author:ey4s
&^C<J Http://www.ey4s.org g7*ii
X ***********************************************************************/
l^s\^b=W #include
Hz}6XS@ ////////////////////////////////////////////////////////////////////////////
AHq;6cG BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
.!ThqYo {
{
jnQoxN TOKEN_PRIVILEGES tp;
}U=|{@% LUID luid;
q$$:<*Uy e>-a\g if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
5} 9}4e {
X]J]7\4tF\ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
7gR8Wr ^ return FALSE;
"#H@d+u }
J`T1 88 tp.PrivilegeCount = 1;
S~QL
x tp.Privileges[0].Luid = luid;
=X(8[ e if (bEnablePrivilege)
m@hmu}qz- tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
WKf->W else
'/^bO# G: tp.Privileges[0].Attributes = 0;
4~Ptn / g // Enable the privilege or disable all privileges.
=qY!<DB[L AdjustTokenPrivileges(
P=:mn> hToken,
/P*mF^Y FALSE,
#"^F:: b- &tp,
SMr
]Gf. sizeof(TOKEN_PRIVILEGES),
i2ap] (PTOKEN_PRIVILEGES) NULL,
4WV'\R+m (PDWORD) NULL);
VtX9}<Ch~ // Call GetLastError to determine whether the function succeeded.
#On EQ: if (GetLastError() != ERROR_SUCCESS)
lP>}9^7I! {
`mro2A printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
8Z TN return FALSE;
5c btMNP }
$EjM)
return TRUE;
V6.xp{[ }
3:Aw.-,i\ ////////////////////////////////////////////////////////////////////////////
Ih*}1D)7 BOOL KillPS(DWORD id)
X|'E yZ {
;2||g8' HANDLE hProcess=NULL,hProcessToken=NULL;
-c-#1_X5 BOOL IsKilled=FALSE,bRet=FALSE;
C WJGr:}& __try
En:.U9?X {
bkQEfx. Vy;f 4;I{ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
[|gh q {
2IgTB|2 printf("\nOpen Current Process Token failed:%d",GetLastError());
D-8NDa(` __leave;
P"dWh;I_ }
2s{PE //printf("\nOpen Current Process Token ok!");
?*i qg[: if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
S^,1N4 {
I#0WN __leave;
?@U7tNI }
MHN?ZHC) printf("\nSetPrivilege ok!");
8r^~`rL 3[kY:5- if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
KX e/i~AS {
- aCtk$3 printf("\nOpen Process %d failed:%d",id,GetLastError());
l0Myem
v?z __leave;
Cx $M }
<szD"p|K //printf("\nOpen Process %d ok!",id);
nJJ9>#<g$ if(!TerminateProcess(hProcess,1))
>hcA:\UPk {
VeixwGZ. printf("\nTerminateProcess failed:%d",GetLastError());
)3_I-Ia __leave;
SG1o<#> }
$dAQ'\f7 IsKilled=TRUE;
>[ r
TUn; }
Qp{gV Ys __finally
__p\`3(,' {
E DuLgg@ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
3,~M`~B if(hProcess!=NULL) CloseHandle(hProcess);
Si,[7um }
N zY}-:{ return(IsKilled);
G[4TT# }
S Rs~p //////////////////////////////////////////////////////////////////////////////////////////////
OhmKjY/} 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:
% AqUVt9} /*********************************************************************************************
@5n!t1( ModulesKill.c
x{Y}1+Y4 Create:2001/4/28
s hbPy Modify:2001/6/23
Nz`4q%+ Author:ey4s
AV0m31b Http://www.ey4s.org nQuiRTU< PsKill ==>Local and Remote process killer for windows 2k
b #U
nE **************************************************************************/
0be1aY;m& #include "ps.h"
8spoDb.S #define EXE "killsrv.exe"
2@``=0z #define ServiceName "PSKILL"
I@VhxJh iB[>uW #pragma comment(lib,"mpr.lib")
}mRus<Ax //////////////////////////////////////////////////////////////////////////
>
Y
<in/ //定义全局变量
`ReTfz;o SERVICE_STATUS ssStatus;
xaO9?{O SC_HANDLE hSCManager=NULL,hSCService=NULL;
TJ@@kSSbl BOOL bKilled=FALSE;
3F' {JP char szTarget[52]=;
rzJNHf=FVY //////////////////////////////////////////////////////////////////////////
=5NrkCk#V BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
@OOnO+g BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
7n*,L5%?]4 BOOL WaitServiceStop();//等待服务停止函数
9-;ujl?{ BOOL RemoveService();//删除服务函数
`Tt}:9/3 /////////////////////////////////////////////////////////////////////////
:'aT4 int main(DWORD dwArgc,LPTSTR *lpszArgv)
.Ap-<FB {
jEj#|w BOOL bRet=FALSE,bFile=FALSE;
v. ,|#}0 o char tmp[52]=,RemoteFilePath[128]=,
%u\Oj \8U szUser[52]=,szPass[52]=;
*"V5j#F_ HANDLE hFile=NULL;
av>c DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
6e,|HV D>9~JHB //杀本地进程
tx}}Kd if(dwArgc==2)
y:Xs/RS {
L/1zG/@ if(KillPS(atoi(lpszArgv[1])))
5urM,1SQ@ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
wjk-$p else
(4_7ICFI printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
)3<|<jwcx lpszArgv[1],GetLastError());
EL!V\J`S_ return 0;
&V7@ TZ }
F&US-ce:M //用户输入错误
'N$hbl else if(dwArgc!=5)
o -tc}Aa {
^UP!y!&N printf("\nPSKILL ==>Local and Remote Process Killer"
\\F^uM7, "\nPower by ey4s"
<.j `n "\nhttp://www.ey4s.org 2001/6/23"
7Iu^l4=2 "\n\nUsage:%s <==Killed Local Process"
hS]g^S==2h "\n %s <==Killed Remote Process\n",
[r'PGx lpszArgv[0],lpszArgv[0]);
;-p1z%
u return 1;
SH>L3@Za }
Az4+([ //杀远程机器进程
Jlw<%}r strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
9{{QdN8 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
2N_8ahc strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
VXt8y)?a a1Q|su{H //将在目标机器上创建的exe文件的路径
fE"Q:K6r2 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
3`PPTG __try
$o
rN>M42 {
^'EeJN //与目标建立IPC连接
(.Hiee43 if(!ConnIPC(szTarget,szUser,szPass))
bJc<FL<E {
Ed[ tmaEuV printf("\nConnect to %s failed:%d",szTarget,GetLastError());
ySP1,xq return 1;
L/Cp\|~ O }
g_lj/u]P printf("\nConnect to %s success!",szTarget);
n1OxT"tD //在目标机器上创建exe文件
.kpL?_ `N$:QWJ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
3nb&Z_/e E,
VW^6qf/, NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
pvL)BD if(hFile==INVALID_HANDLE_VALUE)
)N[9r{3 {
A/n-.ci printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
i^j1i __leave;
0$)CWah }
+We_[Re`< //写文件内容
0TA{E-A while(dwSize>dwIndex)
i0`<`qSQh {
*0>![v ^Rr0)4ns if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
j)4:*R.Z] {
+_Nr a printf("\nWrite file %s
nn>1OO failed:%d",RemoteFilePath,GetLastError());
""cnZZ5) __leave;
4yhan/zA }
#/fh_S'Z dwIndex+=dwWrite;
O~t]:p9_ }
`.3! //关闭文件句柄
kO:|?}Koc CloseHandle(hFile);
aRSGI ja<L bFile=TRUE;
Yud]s~N //安装服务
, 'WhF- if(InstallService(dwArgc,lpszArgv))
VC%{qal;q {
~R7F[R //等待服务结束
SMHQo/c r if(WaitServiceStop())
MD(?Wh {
[JAHPy=+w //printf("\nService was stoped!");
>TSPEvWc }
eF]`?AeWQ else
yuyI)ebC {
GE;S5X]X //printf("\nService can't be stoped.Try to delete it.");
W[trsFP1? }
@tQu3Rq@ Sleep(500);
H;('h#=cD //删除服务
kev|AU (WX RemoveService();
6H+'ezM }
^%(HZ'$wC }
f681i(q" __finally
(S1c6~ {
on?<3eED //删除留下的文件
v&t~0jX, if(bFile) DeleteFile(RemoteFilePath);
YyOPgF] M //如果文件句柄没有关闭,关闭之~
h`O"]2 if(hFile!=NULL) CloseHandle(hFile);
f4A;v|5_ //Close Service handle
=l6aSr if(hSCService!=NULL) CloseServiceHandle(hSCService);
cj
?aCVa //Close the Service Control Manager handle
rG7E[kii if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
;pk4Voo$ //断开ipc连接
p,_,o3@~ wsprintf(tmp,"\\%s\ipc$",szTarget);
0p6 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
t%@sz if(bKilled)
a=(D`lQ8 printf("\nProcess %s on %s have been
@qP
uYFnw killed!\n",lpszArgv[4],lpszArgv[1]);
y|r+< else
R*Jnl\?>@ printf("\nProcess %s on %s can't be
K9{3,!1 killed!\n",lpszArgv[4],lpszArgv[1]);
aYTVYg }
^L}ICm_# return 0;
"R8: s }
Ul"9zTH //////////////////////////////////////////////////////////////////////////
w>-@h>Ln BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
[ .]x y {
5%H(AaG*q NETRESOURCE nr;
Swugt"`nN char RN[50]="\\";
m]C|8b7Y OIi8x?
.~] strcat(RN,RemoteName);
bv %Bo4s strcat(RN,"\ipc$");
yVF1*#" [bE-Uu7q5P nr.dwType=RESOURCETYPE_ANY;
Y
j[M>v nr.lpLocalName=NULL;
L`sg60z nr.lpRemoteName=RN;
Po(Y',xI[ nr.lpProvider=NULL;
9o)sSaTx= UoDS)(i if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
A0mj!P 9 return TRUE;
;E,^bt<U else
G$#Q:]N return FALSE;
'G] P09`*) }
_=%F6}TE /////////////////////////////////////////////////////////////////////////
'gBns BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
%S$P<nKN5 {
?=
G+L0t
BOOL bRet=FALSE;
WBb@\|V| __try
tX'`4!{@+ {
a1^CpeG~ //Open Service Control Manager on Local or Remote machine
4XL$I*;4 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
zL8Z8eh"> if(hSCManager==NULL)
G
=`-w {
k2bjBAT printf("\nOpen Service Control Manage failed:%d",GetLastError());
n $Nw/Vm __leave;
r"E%U:y3P }
b/#SkxW#S //printf("\nOpen Service Control Manage ok!");
\<e? //Create Service
@;\2 PD hSCService=CreateService(hSCManager,// handle to SCM database
2@TgeV0Y[ ServiceName,// name of service to start
#}M\ J0QG ServiceName,// display name
IP?15l w SERVICE_ALL_ACCESS,// type of access to service
kSW=DE|#} SERVICE_WIN32_OWN_PROCESS,// type of service
L{pz)')I SERVICE_AUTO_START,// when to start service
x*`S>_j27= SERVICE_ERROR_IGNORE,// severity of service
v,T:V#f^ failure
DIqM\ >< EXE,// name of binary file
9Hu;CKs NULL,// name of load ordering group
}I}/e
v NULL,// tag identifier
a$=BX= NULL,// array of dependency names
Ux[2 +Cf NULL,// account name
KjWF;VN*[3 NULL);// account password
3(2WO^zX { //create service failed
I |PEC-( if(hSCService==NULL)
vR"?XqgZ {
$7bLw)7 //如果服务已经存在,那么则打开
WD/\f$4 if(GetLastError()==ERROR_SERVICE_EXISTS)
7pllzy {
s=S9y7i(R //printf("\nService %s Already exists",ServiceName);
q?R^~r //open service
(M0"I1g|w hSCService = OpenService(hSCManager, ServiceName,
`i!BXOOV{ SERVICE_ALL_ACCESS);
Oy}^|MFfA if(hSCService==NULL)
X| !VjUH {
M&Q