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。
VYkh@j OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
0h*Le <1>与远程系统建立IPC连接
1Ng.Ukb <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
.
c+m(Pk <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
)-Hs]D: <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
}" vxYB!h3 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
wb?k <6>服务启动后,killsrv.exe运行,杀掉进程
ge
GhM>G <7>清场
`7:uc@ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
eQu(3 sYb /***********************************************************************
NF6xKwRU]_ Module:Killsrv.c
{Fw"y %a^ Date:2001/4/27
Si?s69 Author:ey4s
s~A-qG> Http://www.ey4s.org Lxv 4w ***********************************************************************/
goIvm:? #include
~. vridH #include
S1U0sP@o #include "function.c"
;98b SR/ #define ServiceName "PSKILL"
o&E8<e eb\S pdM6 SERVICE_STATUS_HANDLE ssh;
|di(hY| SERVICE_STATUS ss;
?`Yu~a{ /////////////////////////////////////////////////////////////////////////
.k]`z>uv void ServiceStopped(void)
?I[8rzBWU {
lTMY|{9 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
O?Bf (y ss.dwCurrentState=SERVICE_STOPPED;
v7
*L3Ol
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
nXLz<wE ss.dwWin32ExitCode=NO_ERROR;
?o;ip ss.dwCheckPoint=0;
Mu[lk=jC ss.dwWaitHint=0;
=?6c&Z SetServiceStatus(ssh,&ss);
2MRd return;
(6ga*5< }
>80k5$t /////////////////////////////////////////////////////////////////////////
: x&R'wX- void ServicePaused(void)
Gc`PO {
W<X3!zuKSg ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
)tI^2p{ ss.dwCurrentState=SERVICE_PAUSED;
=6Ok4Z ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
H}F
UgA; ss.dwWin32ExitCode=NO_ERROR;
\+R %KA/F ss.dwCheckPoint=0;
xX%ppD7 ss.dwWaitHint=0;
vF$(
Y/ SetServiceStatus(ssh,&ss);
l[$GOLeS return;
lfHN_fE>Mq }
7s?#y=M void ServiceRunning(void)
?uSoJM`wa! {
FAdTm#tgW] ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
2j%=o?me^p ss.dwCurrentState=SERVICE_RUNNING;
wBXa;. ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ay7\Ae] ss.dwWin32ExitCode=NO_ERROR;
)Ri! ss.dwCheckPoint=0;
z1Ieva] ss.dwWaitHint=0;
zK5&,/ SetServiceStatus(ssh,&ss);
h$'6."I return;
6U*CR=4
}
l!x+K& /////////////////////////////////////////////////////////////////////////
zX_F+"]THt void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
#kM|!U= {
MRt"#CO switch(Opcode)
,yltt+e {
AyO%,6p[ case SERVICE_CONTROL_STOP://停止Service
f-|?He4O] ServiceStopped();
KBB)xez8 break;
4)w,gp case SERVICE_CONTROL_INTERROGATE:
Z|n|gxe SetServiceStatus(ssh,&ss);
{O2=K#J break;
+s}&'V^ }
E,6|-V;? return;
$M)i]ekm }
_,L_H[FN //////////////////////////////////////////////////////////////////////////////
&6vaLx //杀进程成功设置服务状态为SERVICE_STOPPED
[WR"#y //失败设置服务状态为SERVICE_PAUSED
toPbFU' //
7?whxi Qs void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
#]jl{K\f#X {
,6{z ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
e' l9 if(!ssh)
7(+4^ {
yk8b>.Y\A ServicePaused();
Ljm`KE\Q;t return;
+ kKanm[!v }
2]mV9B ServiceRunning();
<(jk}wa< Sleep(100);
1@L18%h //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
n/5T{ NfG //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
O.B9w+G= if(KillPS(atoi(lpszArgv[5])))
2/4zg ServiceStopped();
t<` As6} else
1;( h0j ServicePaused();
JW[6
^Rw return;
6NX#=A }
H}kZ;8 /////////////////////////////////////////////////////////////////////////////
(s;W>,~q void main(DWORD dwArgc,LPTSTR *lpszArgv)
C~pas~ {
%cSx`^`6j SERVICE_TABLE_ENTRY ste[2];
$@'BB=i ste[0].lpServiceName=ServiceName;
X3}eq|r9 ste[0].lpServiceProc=ServiceMain;
cOV9g)7^O ste[1].lpServiceName=NULL;
c},pu[nL ste[1].lpServiceProc=NULL;
5FR#CQ StartServiceCtrlDispatcher(ste);
3Tu]-. return;
;|vP|Xi }
HQP.7.w7 5 /////////////////////////////////////////////////////////////////////////////
Li6|c*K' function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
MMFg{8 下:
G*N[t w /***********************************************************************
<rE>?zvm Module:function.c
j$q5m 24L Date:2001/4/28
YYn8!FIe Author:ey4s
&NBH'Rt Http://www.ey4s.org g:fvg!_v ***********************************************************************/
csW\Q][ #include
9s"st\u
4 ////////////////////////////////////////////////////////////////////////////
<9,h! BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
MG vz-E1e {
s9+):,dKP TOKEN_PRIVILEGES tp;
cK1^jH<| LUID luid;
$~6MR_Yq J|
N 6r if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
<{cY2cx~3 {
C Imp,k0 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
xw9ZRu<z return FALSE;
F~6]II }
[cnuK tp.PrivilegeCount = 1;
o>8~rtl tp.Privileges[0].Luid = luid;
;<garDf if (bEnablePrivilege)
1+Gq<]@G tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
T]wI) else
kaCN^yQ tp.Privileges[0].Attributes = 0;
Ge`7`D>L // Enable the privilege or disable all privileges.
wL8ji>" AdjustTokenPrivileges(
$L= Dky7 hToken,
`*vO8v FALSE,
.JLJ(WM &tp,
*gwaW!= sizeof(TOKEN_PRIVILEGES),
"/6#Z>y (PTOKEN_PRIVILEGES) NULL,
1k6asz^T (PDWORD) NULL);
5Qq/nUR // Call GetLastError to determine whether the function succeeded.
{C5:as if (GetLastError() != ERROR_SUCCESS)
b5|*p(7[ {
#1haq[Uv7 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
,A{Bx`o? return FALSE;
DKt98; }
C<J*C0vQO return TRUE;
our
^J8 }
yDqwz[v b ////////////////////////////////////////////////////////////////////////////
X0
|U?Ib? BOOL KillPS(DWORD id)
/#Pm'i>B {
u9@B& HANDLE hProcess=NULL,hProcessToken=NULL;
{*O%A
BOOL IsKilled=FALSE,bRet=FALSE;
g,\kLTg __try
-]0:FKW {
F&6#j bBs{PI2(p1 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
z]N#.utQ {
U*a#{C7" printf("\nOpen Current Process Token failed:%d",GetLastError());
?IAu,s*u __leave;
|V\{U j }
@
3=pFYW) //printf("\nOpen Current Process Token ok!");
F[}#7}xjA if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
1TQ?Fxj {
Xq$-&~
__leave;
&)k=ccm }
73X*|g[O printf("\nSetPrivilege ok!");
J-<P~9m~I XDCm if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
@HbRfD/! {
xK6`|/e printf("\nOpen Process %d failed:%d",id,GetLastError());
clU ?bF~e1 __leave;
E'\gd7t ; }
t[q2W"#.
//printf("\nOpen Process %d ok!",id);
)(G<(eiD if(!TerminateProcess(hProcess,1))
tlQ6>v' {
YxM\qy{Vr printf("\nTerminateProcess failed:%d",GetLastError());
V5lUh#@TN& __leave;
#[M^Q
h }
ywp_,j9F IsKilled=TRUE;
fSbLkd 9 }
j:cu;6| __finally
E9\"@wu[d {
GbO j%
a if(hProcessToken!=NULL) CloseHandle(hProcessToken);
?-c|c_|$ if(hProcess!=NULL) CloseHandle(hProcess);
vy~6]hH }
c-hc.i}! return(IsKilled);
q+9^rQ }
x,^-a //////////////////////////////////////////////////////////////////////////////////////////////
9R$$(zB 1; 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:
m~Pk]~j /*********************************************************************************************
~:JAWs$\V ModulesKill.c
g5|&6+t. Create:2001/4/28
HVA:|Z19 Modify:2001/6/23
qe&|6 M! Author:ey4s
'|]}f }Go Http://www.ey4s.org 75;RAKGi PsKill ==>Local and Remote process killer for windows 2k
Xd:{.AXW **************************************************************************/
i{EQjZ #include "ps.h"
]@9W19=P!P #define EXE "killsrv.exe"
q*lk9{> #define ServiceName "PSKILL"
P\Qvj7_ sd\}M{U #pragma comment(lib,"mpr.lib")
=iW hK~S //////////////////////////////////////////////////////////////////////////
c<_1o!68 //定义全局变量
dsw^$R} SERVICE_STATUS ssStatus;
RTVU3fw SC_HANDLE hSCManager=NULL,hSCService=NULL;
4Vi*Qa_,y BOOL bKilled=FALSE;
**m8 HD char szTarget[52]=;
2j4202 //////////////////////////////////////////////////////////////////////////
TFb7P/g BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
]7<$1ta BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
9QP= BOOL WaitServiceStop();//等待服务停止函数
h:bx0:O" BOOL RemoveService();//删除服务函数
di_UJ~ /////////////////////////////////////////////////////////////////////////
fZf>>mu@r' int main(DWORD dwArgc,LPTSTR *lpszArgv)
LNJKf6: {
huv|l6 BOOL bRet=FALSE,bFile=FALSE;
8*8Y\" char tmp[52]=,RemoteFilePath[128]=,
e/Z{{FP%6 szUser[52]=,szPass[52]=;
vVtkB$]L HANDLE hFile=NULL;
WrwbLl E DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
mIf)=RW ;sA
5&a>! //杀本地进程
4'D^>z!c if(dwArgc==2)
i +@avoW {
4}D&=0IZ if(KillPS(atoi(lpszArgv[1])))
>AV9 K printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
3q/"4D else
j6^.Q/{^ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
^kK")+K lpszArgv[1],GetLastError());
pWzYC@_W
return 0;
sB:e:PK }
_K?v^oM# //用户输入错误
-ioO8D&! else if(dwArgc!=5)
JUw|nUnl? {
0*]0#2Z printf("\nPSKILL ==>Local and Remote Process Killer"
r^.9
|YM5 "\nPower by ey4s"
o]p$
w[5 "\nhttp://www.ey4s.org 2001/6/23"
K
@&c "\n\nUsage:%s <==Killed Local Process"
VB/75xK_ "\n %s <==Killed Remote Process\n",
~uY5~Qs9G lpszArgv[0],lpszArgv[0]);
U!+O+( return 1;
]z7pa^ }
0o 7o;eN //杀远程机器进程
>1I w!SO+ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
[i~@X2:Al strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
nZj&Ma7R strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
pD P*
3 rk=w~IZJ3 //将在目标机器上创建的exe文件的路径
OkQ<
Sc sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
?_{{iil __try
_@\-`>J {
9r\p4_V //与目标建立IPC连接
@&HLm^j2O if(!ConnIPC(szTarget,szUser,szPass))
y46sL~HRv {
"?aE3$/ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
te;bn4~ return 1;
clqFV
}
w,6gnO printf("\nConnect to %s success!",szTarget);
S8;c0}- //在目标机器上创建exe文件
qtVgjT2#H ax _v+v % hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
6G4~-_ E,
xPF.c,6b4= NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
M&Q&be84 if(hFile==INVALID_HANDLE_VALUE)
tWZ8(E$ {
ow (YgM>t printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
FFwu$S6e __leave;
:p<:0W2! }
BpFXe7 //写文件内容
^,'KmZm= while(dwSize>dwIndex)
s#8}&2#l {
y1Br4K5C kazgI>"Q8 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
I&8!V)r) {
Wf:X)S7 printf("\nWrite file %s
N["M "s(N failed:%d",RemoteFilePath,GetLastError());
J|V*g]#kP __leave;
3 P\4K }
J'#o6Ud dwIndex+=dwWrite;
JvT#Fxj k }
@B+8' b$9 //关闭文件句柄
y\6C9%. CloseHandle(hFile);
G?s;L NR bFile=TRUE;
qoQ,3&< //安装服务
wMm+E "}W if(InstallService(dwArgc,lpszArgv))
6a]Qg99\ {
Nsy>qa7 //等待服务结束
,uO?f1 if(WaitServiceStop())
G^P9_Sw]d3 {
:gkn`z //printf("\nService was stoped!");
rIv#YqT }
IH=%%AS else
Ka{QjW!%d< {
g$=']A?W_ //printf("\nService can't be stoped.Try to delete it.");
4[r:DM|8 }
ywjD.od"v Sleep(500);
*~#`LO //删除服务
{R~L7uR@O RemoveService();
M1DV 9~S }
Kv5 !cll5 }
6XhS
g0s __finally
X=Y>9 {
]nS9taEA //删除留下的文件
I*+*Wf if(bFile) DeleteFile(RemoteFilePath);
oXwcil //如果文件句柄没有关闭,关闭之~
0ZAtBq.s if(hFile!=NULL) CloseHandle(hFile);
\o? //Close Service handle
)Zyw^KN^ if(hSCService!=NULL) CloseServiceHandle(hSCService);
&~)1mnv. //Close the Service Control Manager handle
pR:cn kVF if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
z\J#d 1e //断开ipc连接
&C/,~pJ1S wsprintf(tmp,"\\%s\ipc$",szTarget);
Ip,0C8T`Q WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
K]U8y$^ if(bKilled)
f xD|_ printf("\nProcess %s on %s have been
vf<Tq killed!\n",lpszArgv[4],lpszArgv[1]);
AIQ]lQ( else
TY#pj printf("\nProcess %s on %s can't be
qy!pD
R; killed!\n",lpszArgv[4],lpszArgv[1]);
fJ-8$w\uL }
t2-bw6U return 0;
6~Zq }
y5V]uQSD //////////////////////////////////////////////////////////////////////////
]\=M$:,RZ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
8{.:$T {
lgCOp%> NETRESOURCE nr;
uc;,JX!bN char RN[50]="\\";
X 2('@Yh =H^^A G\} strcat(RN,RemoteName);
J{#C<C strcat(RN,"\ipc$");
W-"FRTI4 P4"EvdV7 nr.dwType=RESOURCETYPE_ANY;
`{@?O%UB nr.lpLocalName=NULL;
TSd;L
u%hr nr.lpRemoteName=RN;
pc_$,RkN nr.lpProvider=NULL;
s9YP
=)I 9TE-'R@ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
IPh_QE2g return TRUE;
FU(s jB else
#w]:<R^ return FALSE;
pdR&2fp }
#kEa&Se /////////////////////////////////////////////////////////////////////////
V V~Kgy BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
KA{Y*m^7 {
\tg}K0E?R5 BOOL bRet=FALSE;
^p7Er! __try
OY#=s!]
M {
S$fCO$bU //Open Service Control Manager on Local or Remote machine
^sVB:? hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
T EqCoeR if(hSCManager==NULL)
aSNTm8SYX {
=kWm9W<^ printf("\nOpen Service Control Manage failed:%d",GetLastError());
<j89HtCz __leave;
!*|`-woE }
!TuMrA* //printf("\nOpen Service Control Manage ok!");
`Df)wNN1 //Create Service
3Q(#2tL= hSCService=CreateService(hSCManager,// handle to SCM database
rsvGf7C ServiceName,// name of service to start
-RnQ8Iuo ServiceName,// display name
~C],?X(zk SERVICE_ALL_ACCESS,// type of access to service
itIzs99j SERVICE_WIN32_OWN_PROCESS,// type of service
:~]ha SERVICE_AUTO_START,// when to start service
?)#}Nj<R SERVICE_ERROR_IGNORE,// severity of service
J\kv}v failure
"(#]H;!W EXE,// name of binary file
,n?oNU NULL,// name of load ordering group
`BHPjp> NULL,// tag identifier
W 7Y5~%@ NULL,// array of dependency names
Mi"dFx^Md NULL,// account name
E MKv)5MH NULL);// account password
du4Q^-repC //create service failed
[L@ vC>G if(hSCService==NULL)
H@,(
{
U.QjB0; //如果服务已经存在,那么则打开
KC{HX? if(GetLastError()==ERROR_SERVICE_EXISTS)
}<kpvd+ps= {
7w{>bYP //printf("\nService %s Already exists",ServiceName);
PYz^9Ud 6g //open service
ra k@oW] hSCService = OpenService(hSCManager, ServiceName,
qS|t7* SERVICE_ALL_ACCESS);
sIh,@b if(hSCService==NULL)
+V6N/{^5 {
$n?@zd@53 printf("\nOpen Service failed:%d",GetLastError());
,;yiV<AD __leave;
OL|UOG }
d^WEfH //printf("\nOpen Service %s ok!",ServiceName);
ajz%3/R }
&iD