Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\gfhtuwoy] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\gfhtuwoy] 'ImagePath' = '<SYSTEM32>\gfhtuwoy\dlaerpyy.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\gfhtuwoy] 'ImagePath' = '<SYSTEM32>\gfhtuwoy\dlaerpyy.exe'
Malicious functions
Injects code into
the following system processes:
- <SYSTEM32>\svchost.exe
Modifies file system
Creates the following files
- %TEMP%\dlaerpyy.exe
- C:\documents and settings\localservice:.repos
Moves the following files
- from %TEMP%\dlaerpyy.exe to <SYSTEM32>\gfhtuwoy\dlaerpyy.exe
Deletes itself.
Network activity
TCP
HTTP GET requests
- http://www.google.com/
- http://ap#.##address.com/myip
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK mx#.mail.ru
- DNS ASK ma#l.ru
- DNS ASK mx#.#omcast.net
- DNS ASK co##ast.net
- DNS ASK sf#.###spamfilter.com
- DNS ASK cb##.com
- DNS ASK et###.#ail.tiscali.it
- DNS ASK ti###linet.it
- DNS ASK mx######21601.pphosted.com
- DNS ASK ba###net.com
- DNS ASK vo###labels.com
- DNS ASK mx###.##il.am0.yahoodns.net
- DNS ASK ya##o.fr
- DNS ASK ip##er.com
- DNS ASK co###tte.com
- DNS ASK em#####curity.unipi.it
- DNS ASK df.#nipi.it
- DNS ASK pi##ro.it
- DNS ASK us#.###.mailhostbox.com
- DNS ASK fa####ndsonline.com
- DNS ASK ul###fresh.in
- DNS ASK d1######.#ss.barracudanetworks.com
- DNS ASK ua###cal974.org
- DNS ASK aspmx.l.google.com
- DNS ASK um###.iu.edu
- DNS ASK mx.##ra.co.nz
- DNS ASK xt##.co.nz
- DNS ASK mx.##diacomm.it
- DNS ASK sm####n.inwind.it
- DNS ASK tr###talia.it
- DNS ASK mx#.###per.iphmx.com
- DNS ASK mb##.unict.it
- DNS ASK mb##.#agr.unict.it
- DNS ASK un##a.it
- DNS ASK mb##.unipa.it
- DNS ASK ap####ologix.com
- DNS ASK fl##hnet.it
- DNS ASK cu#.#nipa.it
- DNS ASK bi###o.unipa.it
- DNS ASK mx#######901.gslb.pphosted.com
- DNS ASK no#####sternmutual.com
- DNS ASK mx#.free.fr
- DNS ASK in##nie.fr
- DNS ASK ALT2.ASPMX.L.GOOGLE.com
- DNS ASK bo###bingo.com
- DNS ASK mx#.#opmail.com
- DNS ASK po##ail.com
- DNS ASK se#####ail1.kt-net.at
- DNS ASK kt##et.at
- DNS ASK bo###usa.com
- DNS ASK mx.###.##mail.iss.as9143.net
- DNS ASK nt###rld.com
- DNS ASK mx.###zta.onet.pl
- DNS ASK bu###czek.pl
- DNS ASK mx.###madeira.com
- DNS ASK ne###deira.com
- DNS ASK ms#####.##c.protection.outlook.com
- DNS ASK ms#.com
- DNS ASK ad###tiko.com
- DNS ASK mx####.carrierzone.com
- DNS ASK li###nanet.it
- DNS ASK in##nd.it
- DNS ASK ma###.g3.pair.com
- DNS ASK ul##er5.com
- DNS ASK re####.sidera.cloud
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK ma##h.com
- DNS ASK mx#######501.gslb.pphosted.com
- DNS ASK ma###usa.com
- DNS ASK mx#.##l.iphmx.com
- DNS ASK dh#.com
- DNS ASK si##at.com
- DNS ASK ho##ail.it
- DNS ASK lg###tp.lge.com
- DNS ASK lg#.com
- DNS ASK mx######5eb03.pphosted.com
- DNS ASK co###ers.com
- DNS ASK eu#.###.#rotection.outlook.com
- DNS ASK ho###il.co.uk
- DNS ASK ya##o.com
- DNS ASK li#e.it
- DNS ASK ma##.#-email.net
- DNS ASK bi###llbuy.com
- DNS ASK cr#####ema.to.infn.it
- DNS ASK to.#nfn.it
- DNS ASK xx###ics.com
- DNS ASK ho#########.olc.protection.outlook.com
- DNS ASK ho##ail.com
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK ap###lock.com
- DNS ASK ar###fire.com
- DNS ASK to####.to.infn.it
- DNS ASK tc#.com
- DNS ASK mx##.marsh.com
- DNS ASK zu##i.it
- DNS ASK ul####tespudgun.com
- DNS ASK mx#######e01.gslb.pphosted.com
- DNS ASK bn.com
- DNS ASK mx#.#aver.com
- DNS ASK na##r.com
- DNS ASK sm###in.iol.it
- DNS ASK io#.it
- DNS ASK sm##.##ovincia.cuneo.it
- DNS ASK pr####cia.cuneo.it
- DNS ASK mx#.#eznam.cz
- DNS ASK se##am.cz
- DNS ASK sm####n.libero.it
- DNS ASK li##ro.it
- DNS ASK mx#.###.mail.yahoo.com
- DNS ASK km##ta.com
- DNS ASK ma##.zadig.it
- DNS ASK za##g.it
- DNS ASK up#.urbe.it
- DNS ASK ma###.umbra.it
- DNS ASK um##a.it
- DNS ASK tt#####fvqcuclucd.it
- DNS ASK google.com
- DNS ASK ga######n.com.1.arsmtp.com
- DNS ASK ga###rson.com
- DNS ASK at###.#ates2host.com
- DNS ASK tr#####ays-egypt.com
- DNS ASK tc####m.corpsmtp.cn
- DNS ASK ma#####.trenitalia.it
- DNS ASK li#e.de
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\gfhtuwoy\dlaerpyy.exe' /d"<Full path to file>"
- '<SYSTEM32>\cmd.exe' /C mkdir <SYSTEM32>\gfhtuwoy\' (with hidden window)
- '<SYSTEM32>\cmd.exe' /C move /Y "%TEMP%\dlaerpyy.exe" <SYSTEM32>\gfhtuwoy\' (with hidden window)
- '<SYSTEM32>\sc.exe' create gfhtuwoy binPath= "<SYSTEM32>\gfhtuwoy\dlaerpyy.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '<SYSTEM32>\sc.exe' description gfhtuwoy "wifi internet conection"' (with hidden window)
- '<SYSTEM32>\sc.exe' start gfhtuwoy' (with hidden window)
Executes the following
- '<SYSTEM32>\cmd.exe' /C mkdir <SYSTEM32>\gfhtuwoy\
- '<SYSTEM32>\cmd.exe' /C move /Y "%TEMP%\dlaerpyy.exe" <SYSTEM32>\gfhtuwoy\
- '<SYSTEM32>\sc.exe' create gfhtuwoy binPath= "<SYSTEM32>\gfhtuwoy\dlaerpyy.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '<SYSTEM32>\sc.exe' description gfhtuwoy "wifi internet conection"
- '<SYSTEM32>\sc.exe' start gfhtuwoy
- '<SYSTEM32>\svchost.exe'
