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。
Qo|\-y-# OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Z *x'+X <1>与远程系统建立IPC连接
j0q&&9/Jj <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
CpTjJXb <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
l.M0`Cn-% <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
Iu=(qU <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
f3y=Wxk[ <6>服务启动后,killsrv.exe运行,杀掉进程
sRb9`u=) <7>清场
}Zp,+U*" 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
|2A:eI8 ^ /***********************************************************************
SOIN']L|V[ Module:Killsrv.c
K{+2G&i Date:2001/4/27
'LDQgC*% Author:ey4s
<N~K;n
v Http://www.ey4s.org 4 #Jg9o ***********************************************************************/
A@#E@;lm #include
G' 1'/ #include
=Dj#gV #include "function.c"
V!~wj #define ServiceName "PSKILL"
xyXa . xskz)kk SERVICE_STATUS_HANDLE ssh;
3Jn;} SERVICE_STATUS ss;
]6j{@z?{ /////////////////////////////////////////////////////////////////////////
C;yZ void ServiceStopped(void)
#GFr`o0$^ {
@2i9n ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<:CkgR$/{ ss.dwCurrentState=SERVICE_STOPPED;
F8ulkcD ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Kc\fu3Q
ss.dwWin32ExitCode=NO_ERROR;
)t%b838l% ss.dwCheckPoint=0;
\Vk:93OH21 ss.dwWaitHint=0;
Q+{n-? : SetServiceStatus(ssh,&ss);
c &c@M$ return;
);YDtGip J }
#w=~lq)9 /////////////////////////////////////////////////////////////////////////
BnY&f void ServicePaused(void)
2~[juWbz {
k;Y5BB ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
kq-) ^,{y ss.dwCurrentState=SERVICE_PAUSED;
(cO:`W6. ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
D2O~kNd ss.dwWin32ExitCode=NO_ERROR;
3OB"#Ap8< ss.dwCheckPoint=0;
lU]nd[x ss.dwWaitHint=0;
7t3!)a|lI SetServiceStatus(ssh,&ss);
+ZX{>:vo return;
# f\rt
}
vP,n(reM void ServiceRunning(void)
7xR\kL., {
_#8MkW#]~ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
"J1
4C9u
ss.dwCurrentState=SERVICE_RUNNING;
"r2 r ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2fS:-
8N ss.dwWin32ExitCode=NO_ERROR;
\b>]8Un" ss.dwCheckPoint=0;
~VB1OLgv#. ss.dwWaitHint=0;
Dt1jW SetServiceStatus(ssh,&ss);
5:?!=<= return;
J.%IfN }
\{D"
!e /////////////////////////////////////////////////////////////////////////
7j{?aza void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
),!qTjD {
6S{l'!s' switch(Opcode)
)U#K {
ugBCBr case SERVICE_CONTROL_STOP://停止Service
_"{Xi2@H ServiceStopped();
HVAYPerH break;
{4PwLCy case SERVICE_CONTROL_INTERROGATE:
9tnD=A<PS SetServiceStatus(ssh,&ss);
!n%j)`0M break;
nr3==21Om4 }
z@j8lv2j1 return;
1.>m@Slr> }
HbIF^LeY|R //////////////////////////////////////////////////////////////////////////////
lLIAw$ //杀进程成功设置服务状态为SERVICE_STOPPED
@}ZVtrz //失败设置服务状态为SERVICE_PAUSED
6dYMwMH //
"Y.y:Vv; void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
p
K$`$H {
R|Q?KCI& ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
8?C5L8) if(!ssh)
47B&s
{
5-A\9UC*@ ServicePaused();
&nK<:^n return;
./~(7o$ }
y_[vr:s5pG ServiceRunning();
I`#JwMU;m Sleep(100);
S|}L &A //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
AOx[ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
"Yy n/ if(KillPS(atoi(lpszArgv[5])))
Bbp|!+KP{( ServiceStopped();
q cno^8R else
LH6vLuf ServicePaused();
T8NxJmYqB return;
T^q
0'#/ }
L:x-%m%w /////////////////////////////////////////////////////////////////////////////
: E?V. void main(DWORD dwArgc,LPTSTR *lpszArgv)
#A.@i+Zv {
:gC#hmm^ SERVICE_TABLE_ENTRY ste[2];
BJ0?kX@ ste[0].lpServiceName=ServiceName;
%|4UsWZ ste[0].lpServiceProc=ServiceMain;
Y9|!+,
ste[1].lpServiceName=NULL;
XX~,>Q}H= ste[1].lpServiceProc=NULL;
bPMhfK2 % StartServiceCtrlDispatcher(ste);
wyG;8I return;
y+;|Fz }
wA.\i /////////////////////////////////////////////////////////////////////////////
MO]&bHH7; 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
nj4/#W 下:
Y\tui+?J /***********************************************************************
!&\INl-Z Module:function.c
tnIX:6 Date:2001/4/28
D`AsRd Author:ey4s
.e5Mnd%$M Http://www.ey4s.org j| Q-*]V ***********************************************************************/
C7?/%7{ #include
et+0FF
, ////////////////////////////////////////////////////////////////////////////
Y^]rMK/; BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
O
H7FkR {
=w^M{W.w TOKEN_PRIVILEGES tp;
S[QrS7 LUID luid;
E)3NxmM# C*lJrFpB if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
9>$p {
-Qe Z#w| printf("\nLookupPrivilegeValue error:%d", GetLastError() );
A\;U3Zu return FALSE;
Wez5N }
O'~+_ykTl tp.PrivilegeCount = 1;
hzC>~Ub5 tp.Privileges[0].Luid = luid;
PRT +mT if (bEnablePrivilege)
{: W$LWET tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Vz[C=_m else
M:V_/@W. tp.Privileges[0].Attributes = 0;
@|)Z"m7 // Enable the privilege or disable all privileges.
8r!zBKq2~ AdjustTokenPrivileges(
nF/OPd hToken,
~_ a-E FALSE,
4/)k)gLI &tp,
Qci]i)s$js sizeof(TOKEN_PRIVILEGES),
6@Y|"b (PTOKEN_PRIVILEGES) NULL,
{^\r`Vp (PDWORD) NULL);
3N:D6w-R // Call GetLastError to determine whether the function succeeded.
::F|8 if (GetLastError() != ERROR_SUCCESS)
Np)lIGE {
:i7;w%B printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
]N[ 5q=A5 return FALSE;
GH
xp7H }
Q7A MRrN return TRUE;
|D.ND%K& }
;=UsAB] ////////////////////////////////////////////////////////////////////////////
&-=5Xc+Z BOOL KillPS(DWORD id)
u-C)v*#L {
U%<Inb}ad HANDLE hProcess=NULL,hProcessToken=NULL;
WN<zkM~3 BOOL IsKilled=FALSE,bRet=FALSE;
RrgGEx __try
.[ mRM {
*9i{,I@ |WUG}G")*x if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
s9d_GhT%- {
L_s:l9!r printf("\nOpen Current Process Token failed:%d",GetLastError());
uwBiW __leave;
v9UD%@tZ }
#o2[hibq //printf("\nOpen Current Process Token ok!");
~v"L!=~G;a if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
m4yL@d,Yw {
ZAf7Tz\U __leave;
fxIf|9Qi` }
-`t^7pr printf("\nSetPrivilege ok!");
snikn& i 3SHg\~Z if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
;S*}WqP, {
m#F`] { printf("\nOpen Process %d failed:%d",id,GetLastError());
9)=ctoZ' __leave;
ei{eTp4HpV }
RX5dO% //printf("\nOpen Process %d ok!",id);
8KNZ](Dj if(!TerminateProcess(hProcess,1))
b_):MQ1{ {
4'Zp-k?5` printf("\nTerminateProcess failed:%d",GetLastError());
d`6 'Z __leave;
V470C@ }
Xs?o{]Fe IsKilled=TRUE;
"wHFN>5B }
;({W#Wa __finally
tRfo$4#NY {
1!gbTeVlY if(hProcessToken!=NULL) CloseHandle(hProcessToken);
SZ$Kz n if(hProcess!=NULL) CloseHandle(hProcess);
*WT`o> }
>dG[G> return(IsKilled);
N.{D$" }
6MkP |vr6 //////////////////////////////////////////////////////////////////////////////////////////////
w+{LAS OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
\'bzt"f$j /*********************************************************************************************
O0y_Lm\ ModulesKill.c
09Cez\0 Create:2001/4/28
0K2`-mL Modify:2001/6/23
*D3/@S$B Author:ey4s
tNX|U:Y* Http://www.ey4s.org >e"#'K0?\ PsKill ==>Local and Remote process killer for windows 2k
n.G!43@*N **************************************************************************/
DDH:)=;z #include "ps.h"
VM,]X. #define EXE "killsrv.exe"
xF44M]i #define ServiceName "PSKILL"
8ITdSg '6Q=#:mc\ #pragma comment(lib,"mpr.lib")
C73kJa //////////////////////////////////////////////////////////////////////////
[zM-^ //定义全局变量
Ez=Olbk SERVICE_STATUS ssStatus;
k)Qtfj}uij SC_HANDLE hSCManager=NULL,hSCService=NULL;
9*?oYm;dX BOOL bKilled=FALSE;
d<N:[Y\4l char szTarget[52]=;
N*&1GT#9 //////////////////////////////////////////////////////////////////////////
xK\d4" BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
e@OX_t_ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
w*JGUk BOOL WaitServiceStop();//等待服务停止函数
d{7+w/Zi BOOL RemoveService();//删除服务函数
/gkX38 /////////////////////////////////////////////////////////////////////////
& 9 ?\b7 int main(DWORD dwArgc,LPTSTR *lpszArgv)
w)Qp?k
d {
2('HvH]k BOOL bRet=FALSE,bFile=FALSE;
Hg$lXtn] char tmp[52]=,RemoteFilePath[128]=,
w
G<yBI0 szUser[52]=,szPass[52]=;
46&/gehr HANDLE hFile=NULL;
/d<P-!fK DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
~La>?:g <+ EJNU761 //杀本地进程
fsWTF<Y if(dwArgc==2)
'CkIz"Wd {
'y3!fN=h if(KillPS(atoi(lpszArgv[1])))
Fun^B;GA: printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
v OpKNp else
7s{GbU\ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
<<R*2b lpszArgv[1],GetLastError());
kq,ucU%>p return 0;
e&aWq@D }
r?
E)obE //用户输入错误
p2$P:!Y) else if(dwArgc!=5)
fDU!~/# {
V /V9B2.$ printf("\nPSKILL ==>Local and Remote Process Killer"
BKjS ,2C "\nPower by ey4s"
7Da` "\nhttp://www.ey4s.org 2001/6/23"
}2<7%FL "\n\nUsage:%s <==Killed Local Process"
SJ>vwmA4 "\n %s <==Killed Remote Process\n",
d,n 'n lpszArgv[0],lpszArgv[0]);
[e}]}t8m return 1;
(c
&mCJN }
sI^Xb@'09$ //杀远程机器进程
K}MK<2vU strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
<;Zmjeb+# strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
cP_.&!T strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
JHTSUq o="M //将在目标机器上创建的exe文件的路径
-fHy-Oh sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
8&`LYdzt __try
u frL<]A {
pohp&Tcm //与目标建立IPC连接
}oGA-Qc}B if(!ConnIPC(szTarget,szUser,szPass))
~gZLY ls {
Q:k}Jl printf("\nConnect to %s failed:%d",szTarget,GetLastError());
j yUCH*@ return 1;
DwE[D]7o }
8i#2d1O printf("\nConnect to %s success!",szTarget);
!58@pLJw //在目标机器上创建exe文件
!\.pq 2 ]*[ 2$ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
XG{zlOD+ E,
&H/'rd0M NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
D (?DW}Rqs if(hFile==INVALID_HANDLE_VALUE)
iN8zo:&Z {
A!WKnb_` printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
Lhb35;\ __leave;
* kDC liL }
IE/^\ M //写文件内容
ieCEo|b while(dwSize>dwIndex)
)g#T9tx2D {
0Y{yKL
qwgPk9l if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
]tRu2Ygf {
dufu|BL|} printf("\nWrite file %s
Ata:^qI failed:%d",RemoteFilePath,GetLastError());
:hk5 .[ __leave;
Y;^l%ePuW }
3>`mI8$t dwIndex+=dwWrite;
}" %?et( }
EGU
0)< //关闭文件句柄
SdxDa CloseHandle(hFile);
hxd`OG<gF bFile=TRUE;
94.DHZqh //安装服务
DJ [#5h5 if(InstallService(dwArgc,lpszArgv))
BdblLUGK# {
nIy}#MUd|q //等待服务结束
Y}|X|!0x if(WaitServiceStop())
vJc- 6EO {
'RYIW/a //printf("\nService was stoped!");
`1{ZqRFQ }
3z9d!I^>k else
&n}f? {
qCpp6~]Um //printf("\nService can't be stoped.Try to delete it.");
}1i`6`y1 }
VfC <WVYiZ Sleep(500);
&zeyE;/Hj //删除服务
][h%UrV RemoveService();
]]9R mh= }
$f=J2&D,Cz }
{xB!EQ" __finally
rt~d6|6 {
Tc &z: //删除留下的文件
(U_ujPD ? if(bFile) DeleteFile(RemoteFilePath);
oiT[de\S //如果文件句柄没有关闭,关闭之~
QIvVcfM^ if(hFile!=NULL) CloseHandle(hFile);
^"1n4im //Close Service handle
~{B7 k: if(hSCService!=NULL) CloseServiceHandle(hSCService);
ju8q?Nyhs //Close the Service Control Manager handle
MvHm)h if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
j94=hJVKi //断开ipc连接
BBRR) wsprintf(tmp,"\\%s\ipc$",szTarget);
KNpl:g3{<Q WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
+LZLy9iKt if(bKilled)
i&66Fi1 printf("\nProcess %s on %s have been
=eXU@B killed!\n",lpszArgv[4],lpszArgv[1]);
A) %/[GD2 else
)j(7]uX` printf("\nProcess %s on %s can't be
OXSmt
DvJ killed!\n",lpszArgv[4],lpszArgv[1]);
1;r|g)VM }
[-k return 0;
m^f0V2M_ }
(%e.:W${ //////////////////////////////////////////////////////////////////////////
2%@4] BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
ukfQe }I {
ag#S6E^%S NETRESOURCE nr;
8Pn#+IvCE char RN[50]="\\";
fg!__Rdi zrL$]Oy}x strcat(RN,RemoteName);
)c83/= <v strcat(RN,"\ipc$");
foF({4q7b^ %.Fi4}+O nr.dwType=RESOURCETYPE_ANY;
A gg<tM{yB nr.lpLocalName=NULL;
H*&f: