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。
^7ea6G" OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
<
"L){$ <1>与远程系统建立IPC连接
G1#Bb5q: <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
]YisZE4s <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
RE`J"& <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
9A/Kn]s(jj <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
8!o{W=m^4 <6>服务启动后,killsrv.exe运行,杀掉进程
+E q~X=x <7>清场
/ K_e;(Y_ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
lRF_ k /***********************************************************************
48 c
D3w Module:Killsrv.c
H y.3ccZ0 Date:2001/4/27
y (c|5CQ Author:ey4s
5UrXVdP Http://www.ey4s.org 5 `{|[J_[ ***********************************************************************/
an$]IN #include
G*vpf~q? #include
+!L_E6pyXE #include "function.c"
g:.,}L #define ServiceName "PSKILL"
*O(/UVuD\ |
Q1ubS SERVICE_STATUS_HANDLE ssh;
ecY ^C3+S SERVICE_STATUS ss;
@n~>j&Kp /////////////////////////////////////////////////////////////////////////
4i[v
ew void ServiceStopped(void)
&J6o$i {
m'Ek p ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L#7)X5a__ ss.dwCurrentState=SERVICE_STOPPED;
!
kOl$!X4 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
F9u:8;\@` ss.dwWin32ExitCode=NO_ERROR;
rB.=f[aX[ ss.dwCheckPoint=0;
I9:G9 ss.dwWaitHint=0;
>?G|Yz*kEJ SetServiceStatus(ssh,&ss);
F653[[eQ return;
[5RFQ! }
we:5gK& /////////////////////////////////////////////////////////////////////////
? !oVf> void ServicePaused(void)
/+<%,c$n {
8}"f|6Wm ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
fncwe ';? ss.dwCurrentState=SERVICE_PAUSED;
FfD
,cDs ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
qSpa4W[ ss.dwWin32ExitCode=NO_ERROR;
+c]N]?k& ss.dwCheckPoint=0;
JL.ydH79 ss.dwWaitHint=0;
(:fE _H2z SetServiceStatus(ssh,&ss);
zCGmn& *M return;
ZyS;+" }
7?Qt2tr void ServiceRunning(void)
h87L8qh9 {
0'V- ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
pE(<XD3Q ss.dwCurrentState=SERVICE_RUNNING;
L6rs9su=7 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{x&jh|f`g ss.dwWin32ExitCode=NO_ERROR;
*&hXJJ[+ ss.dwCheckPoint=0;
7G>0,'XC
ss.dwWaitHint=0;
~P]HG;$?n SetServiceStatus(ssh,&ss);
-hG 9 return;
F)E7(Un`8 }
0'q(XB`i= /////////////////////////////////////////////////////////////////////////
ohc/.5Kl void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
S0Bl?XsD_ {
_ntW}})K switch(Opcode)
I(?|Ox9"? {
!0. 5 case SERVICE_CONTROL_STOP://停止Service
pzt Zb ServiceStopped();
px
[1# * break;
5QL9w3L case SERVICE_CONTROL_INTERROGATE:
-aH?7HV} SetServiceStatus(ssh,&ss);
YzhN |!;!k break;
@KW+?maW }
_~wV{ yp return;
QN}3S0 }
l9ifUhe //////////////////////////////////////////////////////////////////////////////
D25gg //杀进程成功设置服务状态为SERVICE_STOPPED
{o5K?Pb //失败设置服务状态为SERVICE_PAUSED
9A}
kkMB: //
j0pvLZjM void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
:_~PU$%0 {
k9_VhR|! ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
;GSFQ:m[ if(!ssh)
#a'x)$2;R| {
[#Nx>RY ServicePaused();
n7, 6a return;
?CUp&L0-" }
:S+U}Sm[ ServiceRunning();
#H|j-RM2 Sleep(100);
M;p q2$ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
[BZ(p //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
P7>C4rmQ if(KillPS(atoi(lpszArgv[5])))
.z-^Ga* ServiceStopped();
@rK>yPhf else
VI|DMx
ServicePaused();
$p6Xa;j$ 9 return;
2p3u6\y }
Pu%>j'A /////////////////////////////////////////////////////////////////////////////
uDE91.pUkr void main(DWORD dwArgc,LPTSTR *lpszArgv)
Sj{rvW {
tls6rto SERVICE_TABLE_ENTRY ste[2];
0ZID
@^ ste[0].lpServiceName=ServiceName;
XM@-Y&c$A ste[0].lpServiceProc=ServiceMain;
.f92^lu9 ste[1].lpServiceName=NULL;
EkjK92cF ste[1].lpServiceProc=NULL;
/<?X-IDz.{ StartServiceCtrlDispatcher(ste);
m"|(w`n]E+ return;
bhm~Ii }
$jeDVH /////////////////////////////////////////////////////////////////////////////
:7DVc&0 function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
SVs~, 下:
xwH|ryfs,Z /***********************************************************************
E'BH7JV Module:function.c
_@~kYz Date:2001/4/28
#`#aSqGmc Author:ey4s
dW^_tzfF7 Http://www.ey4s.org oIL+@}u7 ***********************************************************************/
w7t"&=pF7 #include
A6x_! ////////////////////////////////////////////////////////////////////////////
fkv{\zN BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
N>6yacTB {
u.L8tR:( TOKEN_PRIVILEGES tp;
g*AD$": LUID luid;
u&d v[ sO4}kxZ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
! ?U^+)^$ {
|b'<XQ&l5 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
k89gJ5B$ return FALSE;
(+Kof }
C"` 'Re5) tp.PrivilegeCount = 1;
NK#"qK""k tp.Privileges[0].Luid = luid;
%]sEt{ if (bEnablePrivilege)
8.Own=G? tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
:V-}Sde else
}zS&H-8K tp.Privileges[0].Attributes = 0;
%qjyk=z+Z // Enable the privilege or disable all privileges.
seV;f^-hR AdjustTokenPrivileges(
:qSi>KCGh hToken,
)|^<woli, FALSE,
5wFS.!xD &tp,
4FHX#` sizeof(TOKEN_PRIVILEGES),
f({-j%m (PTOKEN_PRIVILEGES) NULL,
K^qUlyv (PDWORD) NULL);
\PMKmJX0O // Call GetLastError to determine whether the function succeeded.
@~U6=(+ if (GetLastError() != ERROR_SUCCESS)
]Y:
W[p {
%K7EF_% printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
}Keon.N? return FALSE;
>RqT7n8h }
dR, NC-* return TRUE;
ZNC?Ntw }
e}O -I ////////////////////////////////////////////////////////////////////////////
NF\^'W@N BOOL KillPS(DWORD id)
UE`4$^qs {
$*)(8C l HANDLE hProcess=NULL,hProcessToken=NULL;
10I`AjF0 BOOL IsKilled=FALSE,bRet=FALSE;
b;;Kxi:7$} __try
aj'8;E+ {
}L7F
g%, h`;F<PFW if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
yJ`1},^ {
|9"^s x printf("\nOpen Current Process Token failed:%d",GetLastError());
=|V]8 tN __leave;
f!8m }
^`r|3c0 //printf("\nOpen Current Process Token ok!");
![hhPYmV if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
RJsG]` {
`"=L __leave;
u-M$45vct }
)E~\H+FP6 printf("\nSetPrivilege ok!");
?O>JtEz~lQ L\?g/l+k if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
FjLv*K[#d {
. N} }cJq printf("\nOpen Process %d failed:%d",id,GetLastError());
@NwM+^ __leave;
% m5 ^p }
jc~*#\N //printf("\nOpen Process %d ok!",id);
K2o0L5Lke if(!TerminateProcess(hProcess,1))
ihY^~ {
f5qHBQ printf("\nTerminateProcess failed:%d",GetLastError());
+:Q/<^Z __leave;
CU^3L|f2N }
@C [|'[xQ IsKilled=TRUE;
,~?A.
5 }
uZ?CVluP __finally
j72]_G {
+P)[|y +e if(hProcessToken!=NULL) CloseHandle(hProcessToken);
|afK"N if(hProcess!=NULL) CloseHandle(hProcess);
7{6. }
o-<_X&"a|5 return(IsKilled);
M "P }
$`dNl#G, //////////////////////////////////////////////////////////////////////////////////////////////
z,x"vK( OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
OQ&D?2r /*********************************************************************************************
Y~SlipY_ ModulesKill.c
Rpd/9x.)& Create:2001/4/28
X*yp=qI Modify:2001/6/23
>A( C9_\ Author:ey4s
#|1QA3KzO Http://www.ey4s.org =y]b|"s~2 PsKill ==>Local and Remote process killer for windows 2k
^PR,TR. **************************************************************************/
@ ZPTf>J} #include "ps.h"
18tQWI$ #define EXE "killsrv.exe"
q]%bd[zkz #define ServiceName "PSKILL"
Fsj&/:
q vA-p}]% #pragma comment(lib,"mpr.lib")
.%b_3s". //////////////////////////////////////////////////////////////////////////
^JVP2L>o* //定义全局变量
Vd>.fb\U2 SERVICE_STATUS ssStatus;
s@[t5R
SC_HANDLE hSCManager=NULL,hSCService=NULL;
U7%pOpO! BOOL bKilled=FALSE;
4S EC4yO char szTarget[52]=;
GaqG8%. //////////////////////////////////////////////////////////////////////////
n)!_HNc9 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
mXM>6>;y BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
j/mp.'P1k BOOL WaitServiceStop();//等待服务停止函数
+Q]'kJ<s BOOL RemoveService();//删除服务函数
ugPI1'f /////////////////////////////////////////////////////////////////////////
+Qvgpx > int main(DWORD dwArgc,LPTSTR *lpszArgv)
EI+/%., {
zd4y5/aoS BOOL bRet=FALSE,bFile=FALSE;
v!hs~DnUZ char tmp[52]=,RemoteFilePath[128]=,
mqT0^TNPcl szUser[52]=,szPass[52]=;
xt0j9{p HANDLE hFile=NULL;
+ENW=N DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
(KImqB$i. CvWEXY_P2 //杀本地进程
?q }wl\"8 if(dwArgc==2)
3Wxtxk._E {
:bDn.`KG# if(KillPS(atoi(lpszArgv[1])))
{^MAdC_ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
i*w-Q= else
5T3>fw2G printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
t%B!\] lpszArgv[1],GetLastError());
RAQ;O return 0;
'#::ba[9w }
J}KktD@!O //用户输入错误
8"UG&wLT else if(dwArgc!=5)
IX?%H!i {
<+,0G` printf("\nPSKILL ==>Local and Remote Process Killer"
VCRv(Ek "\nPower by ey4s"
tsVhPo]e0 "\nhttp://www.ey4s.org 2001/6/23"
:!!`!*!JH "\n\nUsage:%s <==Killed Local Process"
>:E-^t% "\n %s <==Killed Remote Process\n",
Ic!83- lpszArgv[0],lpszArgv[0]);
2]*~1d return 1;
'c{]#E1} }
&U)s%D8e;d //杀远程机器进程
CHP6H}#|g strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Nb^:_0&H@ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
iB`]Z@ZC strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
?yeC
j1X TN aff //将在目标机器上创建的exe文件的路径
#%tL8/K* sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
A"VXs1>_^ __try
k0Yixa {
B4&pBiG&f6 //与目标建立IPC连接
pAmI ]( if(!ConnIPC(szTarget,szUser,szPass))
u$p|hd
d {
gdY/RDxn: printf("\nConnect to %s failed:%d",szTarget,GetLastError());
DC7}Xly( return 1;
=U`c
}dhS }
K"$ky,tU printf("\nConnect to %s success!",szTarget);
bY$!"b~ //在目标机器上创建exe文件
+%9Y7qol Vho0f<`E hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
x99
Oq! E,
^V]DY!@k3_ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
k T>}(G|| if(hFile==INVALID_HANDLE_VALUE)
7Q}@L1A9F, {
F|{?GV%hF printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
5B/\vLHg4 __leave;
FY*0gp }
Jo+C!kc //写文件内容
bl-s0Ax- while(dwSize>dwIndex)
jk}PucV {
&bu`\|V
`.WKU"To if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
oe"ShhT {
4\es@2 q printf("\nWrite file %s
/loNOutw failed:%d",RemoteFilePath,GetLastError());
Bd[Gsns __leave;
gg_(%.> }
x[6Bc dwIndex+=dwWrite;
v"_#.!V }
4FdH:os //关闭文件句柄
Z@A 1+kUS CloseHandle(hFile);
RE$-{i bFile=TRUE;
f L?~1i = //安装服务
muY^Fx if(InstallService(dwArgc,lpszArgv))
L$Z_j()2 {
[_1G\z_iE //等待服务结束
kO4~N-& if(WaitServiceStop())
?=rh= # {
Av]N.HB$ //printf("\nService was stoped!");
@$G
K<jl }
imQNfNm else
2Jv4l$$;* {
SX;IUvVE5 //printf("\nService can't be stoped.Try to delete it.");
y-k-E/V} }
vb!KuI!:p Sleep(500);
E #p6A5 //删除服务
-v@^6bQVp RemoveService();
q)zvePO# }
%*=FLtBjo }
G[,VPC= __finally
epm|pA* {
8, ^UQ5x //删除留下的文件
7IH{5o\e if(bFile) DeleteFile(RemoteFilePath);
SoIMf tX //如果文件句柄没有关闭,关闭之~
+?tNly` if(hFile!=NULL) CloseHandle(hFile);
qChPT :a //Close Service handle
CP^^ct-C if(hSCService!=NULL) CloseServiceHandle(hSCService);
j<?4N*S //Close the Service Control Manager handle
ABGL9;.8 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
ZVU)@[s //断开ipc连接
li^E$9oWC wsprintf(tmp,"\\%s\ipc$",szTarget);
wE2?/wb WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
,fFJSY^ if(bKilled)
z[OEgHI printf("\nProcess %s on %s have been
-+/| killed!\n",lpszArgv[4],lpszArgv[1]);
BJ/%{ C`g else
cG6+'=]3< printf("\nProcess %s on %s can't be
PeaD] killed!\n",lpszArgv[4],lpszArgv[1]);
~<LI p%5( }
b\mN^P~>A return 0;
5GP'cE }
pUx@ QyrI //////////////////////////////////////////////////////////////////////////
AWcPOU BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
#*@Yil=1 {
'"a8<