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。
|2A:eI8 ^ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
KMax$ <1>与远程系统建立IPC连接
fp"W[S|uL <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
4 #Jg9o <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
O;3>sLgc <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
p6S8VA <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
=Dj#gV <6>服务启动后,killsrv.exe运行,杀掉进程
"\yT7?}, <7>清场
2GG2jky{/ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
R=\IEqqsi /***********************************************************************
I7]8Y=xf Module:Killsrv.c
w,D+j74e$ Date:2001/4/27
j1<Yg,_.p Author:ey4s
CAf6:^0 Http://www.ey4s.org &UFZS94@r ***********************************************************************/
~wdGd+ez #include
cU #include
gjlx~.0d #include "function.c"
+lTq^4 #define ServiceName "PSKILL"
{{!-Gr
Q+{n-? : SERVICE_STATUS_HANDLE ssh;
Nz-&MS SERVICE_STATUS ss;
);YDtGip J /////////////////////////////////////////////////////////////////////////
%BQ`MZ void ServiceStopped(void)
r.U`Kh]K {
Q,Eo mt ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
|w3M7;~eF ss.dwCurrentState=SERVICE_STOPPED;
gRzxLf`K ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
19#\+LWA ss.dwWin32ExitCode=NO_ERROR;
E{vbO/|kf ss.dwCheckPoint=0;
3OB"#Ap8< ss.dwWaitHint=0;
*m (=V1" SetServiceStatus(ssh,&ss);
4skD(au8 return;
%a7$QF] }
@ Nm@]q /////////////////////////////////////////////////////////////////////////
~}Pfu void ServicePaused(void)
P$,Ke< {
[#iz/q~} ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
NHE18_v5 ss.dwCurrentState=SERVICE_PAUSED;
Dha1/g1q ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
~$J2g ss.dwWin32ExitCode=NO_ERROR;
ia?
c0xL ss.dwCheckPoint=0;
[G3E%z ss.dwWaitHint=0;
yt2PU_), SetServiceStatus(ssh,&ss);
6L~n.5B~o return;
4^d?D!j }
0*v2y*2V void ServiceRunning(void)
L"aeG {
wuo,kM ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
q.}CU.dp ss.dwCurrentState=SERVICE_RUNNING;
),!qTjD ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
B-mowmJ3dg ss.dwWin32ExitCode=NO_ERROR;
}-2|XD%] ss.dwCheckPoint=0;
|':{lH6+1 ss.dwWaitHint=0;
Y4YJJYvD SetServiceStatus(ssh,&ss);
.RL=xb|[ return;
}QmqoCAE~m }
(h
`V+ /////////////////////////////////////////////////////////////////////////
xYB{;K void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
nr3==21Om4 {
`GLx#=Q switch(Opcode)
1.>m@Slr> {
ptaKf4P^r case SERVICE_CONTROL_STOP://停止Service
lLIAw$ ServiceStopped();
QsW/X0YBv break;
1
TXioDs=_ case SERVICE_CONTROL_INTERROGATE:
H;"4C8K7 SetServiceStatus(ssh,&ss);
cH)";]k*- break;
ajpXL }
8?C5L8) return;
47B&s
}
#LNED)Vg //////////////////////////////////////////////////////////////////////////////
e#q}F>/L //杀进程成功设置服务状态为SERVICE_STOPPED
}GIt!PG //失败设置服务状态为SERVICE_PAUSED
Yr|4Fl~U //
`0R./|bv\I void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
o !7va" {
d"Y{UE ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
yCo.cd- if(!ssh)
d d;T-wa} {
fB,_9K5i ServicePaused();
P'rb%W return;
i@'dH3-kO
}
P93@;{c( ServiceRunning();
K>
e7pu Sleep(100);
;n},"& //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
FiU#T.`9' //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
3gf1ownC if(KillPS(atoi(lpszArgv[5])))
Z6m)tZVM ServiceStopped();
?@8[e9lLD else
:v 4]D4\o ServicePaused();
IRbfNq^: return;
WF"k[2 }
DV{=n C /////////////////////////////////////////////////////////////////////////////
Hx:;@_gq void main(DWORD dwArgc,LPTSTR *lpszArgv)
hv+zGID7 {
PI<vxjOK` SERVICE_TABLE_ENTRY ste[2];
1YMh1+1 ste[0].lpServiceName=ServiceName;
:hA#m[ ste[0].lpServiceProc=ServiceMain;
~)'k 9?0 ste[1].lpServiceName=NULL;
OrG).^l ste[1].lpServiceProc=NULL;
']oQ]Yx0 StartServiceCtrlDispatcher(ste);
w*Ihk) return;
.|=\z9_7S8 }
E} .^kc[(4 /////////////////////////////////////////////////////////////////////////////
jh$='G n 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
et+0FF
, 下:
w#J2 wS /***********************************************************************
?fS9J Module:function.c
PaN"sf Date:2001/4/28
ctV,Q3'Z Author:ey4s
QCJM& Http://www.ey4s.org I?NyM ***********************************************************************/
DL.!G #include
'f|o{ ////////////////////////////////////////////////////////////////////////////
3M= BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
y?!"6t7& {
T
1t6p& TOKEN_PRIVILEGES tp;
J^/p( LUID luid;
CQ2jP
G*py <7$1kGlA if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
^}C\zW {
SY8C4vb'h printf("\nLookupPrivilegeValue error:%d", GetLastError() );
B\n[.(].r return FALSE;
CH/rp4NeSy }
^W@5TkkBQq tp.PrivilegeCount = 1;
8$|=P!7EO tp.Privileges[0].Luid = luid;
)CyS#j#= if (bEnablePrivilege)
F&Hrk|a tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
F<w/PMb else
RT5T1K08I tp.Privileges[0].Attributes = 0;
MY/}-*| // Enable the privilege or disable all privileges.
3N:D6w-R AdjustTokenPrivileges(
::F|8 hToken,
Np)lIGE FALSE,
:i7;w%B &tp,
=qIyqbXz sizeof(TOKEN_PRIVILEGES),
)_NO4`ejs/ (PTOKEN_PRIVILEGES) NULL,
cS+>J@L (PDWORD) NULL);
q,6DEz // Call GetLastError to determine whether the function succeeded.
P
}uOJVQ_ if (GetLastError() != ERROR_SUCCESS)
$wU\Js`/S] {
u2[w# printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
kNL\m[W8$ return FALSE;
{y;n:^ }
[8*)8jP3 return TRUE;
]cruF#`% }
3BLq CZ ////////////////////////////////////////////////////////////////////////////
M@ZI\ BOOL KillPS(DWORD id)
KG5>]_GH {
]s748+ HANDLE hProcess=NULL,hProcessToken=NULL;
lHIM}~#;nd BOOL IsKilled=FALSE,bRet=FALSE;
v.ui!|c __try
b u"!jHPB {
0|b>I!_"g &VcV$8k if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
1i] ^{;] {
W}1
;Z(.* printf("\nOpen Current Process Token failed:%d",GetLastError());
Tb-F]lg$ __leave;
;UP $yM; }
UY2O Z&& //printf("\nOpen Current Process Token ok!");
2Hv+W-6v if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
yiI1x*^ {
>"<Wjr8W!$ __leave;
!g.? }
EZ`{Wnbq printf("\nSetPrivilege ok!");
RX5dO% s|ITsz0,td if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
b_):MQ1{ {
xP,hTE printf("\nOpen Process %d failed:%d",id,GetLastError());
YgoBHE0# __leave;
FsryEHz }
188*XCtjQ9 //printf("\nOpen Process %d ok!",id);
5PnDN\ if(!TerminateProcess(hProcess,1))
as_PoCoss {
5 u0HI printf("\nTerminateProcess failed:%d",GetLastError());
eR" <33{ __leave;
;({W#Wa }
NgCvVWto IsKilled=TRUE;
@ry_nKr9 }
]g&TKm __finally
1'\/,Es {
IaXeRq?< if(hProcessToken!=NULL) CloseHandle(hProcessToken);
fd2T=fz- if(hProcess!=NULL) CloseHandle(hProcess);
O7IJ%_A& }
8&aq/4:q0 return(IsKilled);
k@:%:Sj 2 }
Tu 7QCr5* //////////////////////////////////////////////////////////////////////////////////////////////
(!N|Kl 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:
JO<wU /*********************************************************************************************
?I@W:#>o ModulesKill.c
bY0|N[g Create:2001/4/28
jalg5`PU0 Modify:2001/6/23
@|%2f@h Author:ey4s
Wiu"k%Qsh Http://www.ey4s.org
U`m54f@U PsKill ==>Local and Remote process killer for windows 2k
{Dmjm{
**************************************************************************/
C73kJa #include "ps.h"
:4%k9BGAj" #define EXE "killsrv.exe"
Ue~CwFOc #define ServiceName "PSKILL"
>oe]$r ^a1^\X.~ #pragma comment(lib,"mpr.lib")
^ovR7+V //////////////////////////////////////////////////////////////////////////
Y.r+wc] //定义全局变量
`$C
n~dT SERVICE_STATUS ssStatus;
5[u]E~Fl} SC_HANDLE hSCManager=NULL,hSCService=NULL;
,WB{i^TD BOOL bKilled=FALSE;
(*)hD(C5 char szTarget[52]=;
hfy_3} _ //////////////////////////////////////////////////////////////////////////
"6?0h[uff BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
/~f'}]W BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
xlg9TvvI BOOL WaitServiceStop();//等待服务停止函数
q%?in+l BOOL RemoveService();//删除服务函数
H+Sz=tg5 /////////////////////////////////////////////////////////////////////////
3jC_AO%T int main(DWORD dwArgc,LPTSTR *lpszArgv)
A$:U'ZG_ {
qm o9G BOOL bRet=FALSE,bFile=FALSE;
sp*v?5lW char tmp[52]=,RemoteFilePath[128]=,
#?9;uy<j.q szUser[52]=,szPass[52]=;
*ppffz HANDLE hFile=NULL;
xX4N4vb DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
"!%l/_p? 6b \&~b@T //杀本地进程
`lt"[K< if(dwArgc==2)
H}bJ"(9$vC {
v-_e)m^ if(KillPS(atoi(lpszArgv[1])))
v OpKNp printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
7s{GbU\ else
<<R*2b printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
b`O'1r\Y; lpszArgv[1],GetLastError());
DZPPJ2 } return 0;
nK%LRcAs }
QW(Mz Hg //用户输入错误
}@+:\ else if(dwArgc!=5)
~1vDV>dpE {
C&rkvM8 printf("\nPSKILL ==>Local and Remote Process Killer"
O+Y6N "\nPower by ey4s"
xx%j.zDI] "\nhttp://www.ey4s.org 2001/6/23"
c|@bwat4 "\n\nUsage:%s <==Killed Local Process"
_8_R 1s "\n %s <==Killed Remote Process\n",
psMvq@> lpszArgv[0],lpszArgv[0]);
]F'e
aR return 1;
g~A`N=r;h }
v<( //杀远程机器进程
"mvt>X strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
h|{]B,.Lh strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
<T|3`#o0 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
l&Q`wR5e EGF '"L //将在目标机器上创建的exe文件的路径
W+ko q*P sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
oEKvl3Hz_ __try
i5Yb`Z[Y {
l#Y,R 0 //与目标建立IPC连接
|Uh if(!ConnIPC(szTarget,szUser,szPass))
"]b<uV {
D!-g&HBTC printf("\nConnect to %s failed:%d",szTarget,GetLastError());
V/I<g return 1;
Ks`J([(W& }
]>nk"K!% printf("\nConnect to %s success!",szTarget);
)"aV* " //在目标机器上创建exe文件
PKg@[<g43 jQ^|3#L\ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
R3&Iu=g E,
wHMX=N1/ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
CD( :jM? if(hFile==INVALID_HANDLE_VALUE)
iN8zo:&Z {
M {T-iW" printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
4-H+vNG{% __leave;
* kDC liL }
IE/^\ M //写文件内容
fN^8{w/O
while(dwSize>dwIndex)
)g#T9tx2D {
iE^84l68 G.a b ql if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
c?[I?ytl {
MH9q ;?.J printf("\nWrite file %s
;LSANr& failed:%d",RemoteFilePath,GetLastError());
MPg)=LI __leave;
c>:wd@w }
9} M?P dwIndex+=dwWrite;
?:I* 8Fj }
hVAn>_( //关闭文件句柄
RF53J yt CloseHandle(hFile);
_
y8Wn}19f bFile=TRUE;
c"V"zg22 //安装服务
EF}\brD1 if(InstallService(dwArgc,lpszArgv))
nIy}#MUd|q {
Y}|X|!0x //等待服务结束
vJc- 6EO if(WaitServiceStop())
T9_RBy;% {
>T3- //printf("\nService was stoped!");
V>-e y9Q\ }
q" sed] else
]e>w}L(gV {
!_D0vI; //printf("\nService can't be stoped.Try to delete it.");
9YQb& }
^{;oM^Q' Sleep(500);
Z<y I\1 //删除服务
[KaAXv
.X RemoveService();
P& -Qc }
<~'"<HwtK }
`FDiX7M __finally
'+!1Y o'G {
suiS&$-E //删除留下的文件
(G4at2YLd if(bFile) DeleteFile(RemoteFilePath);
# 0Q]dO //如果文件句柄没有关闭,关闭之~
{19PL8B~} if(hFile!=NULL) CloseHandle(hFile);
1&evG-#<: //Close Service handle
+tIF
h' if(hSCService!=NULL) CloseServiceHandle(hSCService);
>xYpNtEs //Close the Service Control Manager handle
m6&~HfwN if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
2E/"hQw //断开ipc连接
+LZLy9iKt wsprintf(tmp,"\\%s\ipc$",szTarget);
i&66Fi1 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
=eXU@B if(bKilled)
Yi+wC}
printf("\nProcess %s on %s have been
`nv~NLkl killed!\n",lpszArgv[4],lpszArgv[1]);
OXSmt
DvJ else
\lf;P?M^ printf("\nProcess %s on %s can't be
#9}D4i.`} killed!\n",lpszArgv[4],lpszArgv[1]);
u#;7<.D }
(%e.:W${ return 0;
2%@4] }
wb5baY9 //////////////////////////////////////////////////////////////////////////
tip+q d BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
OSWYGnZg {
zrL$]Oy}x NETRESOURCE nr;
2U\u4NO{ char RN[50]="\\";
[OV"}<V ," Wr" strcat(RN,RemoteName);
Z/;(fL strcat(RN,"\ipc$");
>WQMqQ^t@ NI}yVV nr.dwType=RESOURCETYPE_ANY;
&<5zqsNJ\a nr.lpLocalName=NULL;
wh\}d4gN nr.lpRemoteName=RN;
2"kLdD nr.lpProvider=NULL;
YY((V@|K nE&