ThreatExpert Report: W32.Virut.CF, Virus.Win32.Virut.ce, W32/Virut.n.gen, W32/Scribble-B..

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Submission Summary:

Submission details:

Submission received: 11 August 2012, 09:03:16
Processing time: 10 min 5 sec
Submitted sample:

File MD5: 0x3DA54BA9B621F77D07298518008447A8
File SHA-1: 0xF7808156DE3D596E17B1A6BF11086141FAF63E1A
Filesize: 864,256 bytes
Alias:

W32.Virut.CF [Symantec]
Virus.Win32.Virut.ce [Kaspersky Lab]
W32/Virut.n.gen [McAfee]
W32/Scribble-B [Sophos]
Virus:Win32/Virut.BN [Microsoft]
Trojan-Dropper.Agent [Ikarus]

Summary of the findings:

What's been found	Severity Level
There were some system executable files modified, which might indicate the presence of a PE-file infector.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A virus capable to modify other files by infecting, prepending, or overwriting them them with its own body

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	864,256 bytes	MD5: 0x3DA54BA9B621F77D07298518008447A8 SHA-1: 0xF7808156DE3D596E17B1A6BF11086141FAF63E1A	W32.Virut.CF [Symantec] Virus.Win32.Virut.ce [Kaspersky Lab] W32/Virut.n.gen [McAfee] W32/Scribble-B [Sophos] Virus:Win32/Virut.BN [Microsoft] Trojan-Dropper.Agent [Ikarus]

The following files were modified:

[pathname with a string SHARE]\msinfo32.exe
[pathname with a string SHARE]\sapisvr.exe
%ProgramFiles%\Internet Explorer\Connection Wizard\icwconn1.exe
%ProgramFiles%\Internet Explorer\Connection Wizard\icwconn2.exe
%ProgramFiles%\Internet Explorer\Connection Wizard\icwrmind.exe
%ProgramFiles%\Internet Explorer\Connection Wizard\icwtutor.exe
%ProgramFiles%\Internet Explorer\Connection Wizard\inetwiz.exe
%ProgramFiles%\Internet Explorer\Connection Wizard\isignup.exe
%ProgramFiles%\Internet Explorer\iedw.exe
%ProgramFiles%\Internet Explorer\IEXPLORE.EXE
%ProgramFiles%\MSN\MSNIA\msniasvc.exe
%ProgramFiles%\MSN\MSNIA\prestp.exe
%ProgramFiles%\MSN\MsnInstaller\msninst.exe
%ProgramFiles%\NetMeeting\cb32.exe
%ProgramFiles%\NetMeeting\conf.exe
%ProgramFiles%\NetMeeting\wb32.exe
%ProgramFiles%\Outlook Express\msimn.exe
%ProgramFiles%\Outlook Express\oemig50.exe
%ProgramFiles%\Outlook Express\setup50.exe
%ProgramFiles%\Outlook Express\wab.exe
%ProgramFiles%\Outlook Express\wabmig.exe
%ProgramFiles%\Web Publish\WPWIZ.EXE
%ProgramFiles%\Windows Media Player\migrate.exe
%ProgramFiles%\Windows Media Player\mplayer2.exe
%ProgramFiles%\Windows Media Player\setup_wm.exe
%ProgramFiles%\Windows Media Player\wmplayer.exe
%ProgramFiles%\Windows NT\Accessories\wordpad.exe
%ProgramFiles%\Windows NT\dialer.exe
%ProgramFiles%\Windows NT\hypertrm.exe
%ProgramFiles%\Windows NT\Pinball\PINBALL.EXE
%Windir%\Cache\Adobe Reader 6.0.1\ENUBIG\setup.exe
%Windir%\hh.exe
%Windir%\inf\unregmp2.exe
%Windir%\Installer\{350C97B0-3D7C-4EE8-BAA9-00BCB3D54227}\places.exe
%Windir%\Microsoft.NET\Framework\NETFXSBS10.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\aspnet_regbrowsers.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\aspnet_regsql.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\CasPol.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\dfsvc.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\IEExec.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\jsc.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
%Windir%\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
%Windir%\msagent\agentsvr.exe
%Windir%\mui\muisetup.exe
%Windir%\NOTEPAD.EXE
%Windir%\pchealth\helpctr\binaries\HelpCtr.exe
%Windir%\pchealth\helpctr\binaries\HelpHost.exe
%Windir%\pchealth\helpctr\binaries\HelpSvc.exe
%Windir%\pchealth\helpctr\binaries\HscUpd.exe
%Windir%\pchealth\helpctr\binaries\msconfig.exe
%Windir%\pchealth\helpctr\binaries\notiflag.exe
%Windir%\pchealth\UploadLB\Binaries\UploadM.exe
%Windir%\regedit.exe
%System%\accwiz.exe
%System%\actmovie.exe
%System%\ahui.exe
%System%\arp.exe
%System%\asr_fmt.exe
%System%\asr_ldm.exe
%System%\asr_pfu.exe
%System%\at.exe
%System%\atmadm.exe
%System%\attrib.exe
%System%\auditusr.exe
%System%\blastcln.exe
%System%\bootcfg.exe
%System%\bootok.exe
%System%\bootvrfy.exe
%System%\cacls.exe
%System%\calc.exe
%System%\charmap.exe
%System%\chkdsk.exe
%System%\chkntfs.exe
%System%\cidaemon.exe
%System%\cipher.exe
%System%\cisvc.exe
%System%\ckcnv.exe
%System%\cleanmgr.exe
%System%\clean_all.exe
%System%\cliconfg.exe
%System%\clipbrd.exe
%System%\clipsrv.exe
%System%\cmd.exe
%System%\cmdl32.exe
%System%\cmmon32.exe
%System%\cmstp.exe
%System%\Com\comrepl.exe
%System%\Com\comrereg.exe
%System%\comp.exe
%System%\compact.exe
%System%\conime.exe
%System%\control.exe
%System%\convert.exe
%System%\cscript.exe
%System%\ctfmon.exe
%System%\dcomcnfg.exe

Notes:

%ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.
%Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.
%System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

The following directories were created:

c:\System Volume Information\.
c:\System Volume Information\..

Other details

Analysis of the file resources indicate the following possible country of origin:

Republic of Korea

The following Host Names were requested from a host database:

ilo.brenz.pl
neqsaf.com
wsulty.com
eaynfj.com
gcqxmv.com
eyorom.com
vzfife.com
bzrzws.com
qsxgyg.com
aelees.com
uegiqe.com
rznvye.com
ant.trenz.pl
xyzoam.com
jioayf.com
yyyiti.com
buruoe.com
gwuxtt.com
wxiazx.com
ceqafn.com
agbenp.com
cbtijy.com
ngtdgg.com
lgbnay.com
pdykay.com
fnlmbv.com
ltsiru.com
tiaiic.com
haynpe.com
strzet.com
xqorbo.com
kuxkhf.com
tilixo.com
apvaaq.com
ojuxjm.com
oxaega.com
wpxvwg.com
lgjrnk.com
vlzbkf.com
azhena.com
utrowp.com
usxlhx.com
uiasft.com
jeyouh.com
yurugz.com
ipuebs.com
bqawxn.com
mhtdyh.com
imexiw.com
elteuu.com
jhgyax.com
wjrvat.com
uigfrm.com
gvbciz.com
hpnufe.com
uiswut.com
iwseyv.com
oejmrl.com
ujboja.com
kembxu.com
iorifz.com
rfkrzi.com
voultx.com
ufxzue.com
hdqibg.com
hcejbd.com
yyazss.com
jyyyeb.com
daelcb.com
klyxdj.com
utxyut.com
mblaob.com
wsrhei.com
sfahax.com
emwvnu.com
yzcoef.com
azhcol.com
ixauve.com
ndugfk.com
jxiube.com
myehva.com
jttovi.com
vqafxw.com
hiiofu.com
aiamfk.com
ikpybi.com
tkvpoc.com
azonez.com
jvkawq.com
epkpus.com
edxouw.com
mcooqv.com
xupmyd.com
pumiep.com
iezqow.com
yquutz.com
kefpqr.com
uezinh.com
ooiqyw.com
asmuig.com

There was registered attempt to establish connection with the remote host. The connection details are:

Remote Host	Port Number
neqsaf.com	443

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