Malware

W32/MyDoom-O removal instruction

Malware Removal

The W32/MyDoom-O is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What W32/MyDoom-O virus can do?

  • A process attempted to delay the analysis task.
  • Attempts to connect to a dead IP:Port (27 unique times)
  • Starts servers listening on 0.0.0.0:1034
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Steals private information from local Internet browsers
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Exhibits possible ransomware file modification behavior
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Harvests information related to installed mail clients
  • Makes SMTP requests, possibly sending spam or exfiltrating data.
  • Creates a slightly modified copy of itself

Related domains:

z.whorecord.xyz
a.tomx.xyz
unicode.org
ma1-aaemail-dr-lapp01.apple.com
ma1-aaemail-dr-lapp02.apple.com
ma1-aaemail-dr-lapp03.apple.com
ismtp.sitestar.everyone.net
mx.cam.ac.uk
mxb-00377f01.gslb.pphosted.com
onlineconnections.com.au
mx8.earthlink.net
mx2-lw-us.apache.org
mx2-lw-eu.apache.org
mx1-lw-eu.apache.org
mx1-lw-us.apache.org
theriver.com
openoffice.org
mx9.earthlink.net
nwk-aaemail-lapp01.apple.com
pb-mx11.pobox.com
mx6.earthlink.net
mx7.earthlink.net
pb-mx14.pobox.com
nwk-aaemail-lapp02.apple.com
netcom.com
mx.unicode.org
pb-mx20.pobox.com
search.yahoo.com
search.lycos.com
www.altavista.com
nwk-aaemail-lapp03.apple.com
mail.unicode.org
smtp.unicode.org
apple.com
pb-mx23.pobox.com
ocsp.digicert.com
crl4.digicert.com
crl3.digicert.com
pb-mx9.pobox.com
cl.cam.ac.uk
pb-mx10.pobox.com
mx.cl.cam.ac.uk
pb-mx22.pobox.com
mail.cl.cam.ac.uk
pb-mx21.pobox.com
mx.openoffice.org
mx.onlineconnections.com.au
mail.onlineconnections.com.au
mail.openoffice.org
pobox.com
mx.netcom.com
mail.netcom.com
smtp.netcom.com
mx.apple.com
mail.apple.com
smtp.onlineconnections.com.au
smtp.apple.com
smtp.cl.cam.ac.uk
mx1.emailsrvr.com
in1-smtp.messagingengine.com
mail.python.org
digicool.com
mx.smtp.ucla.edu
babylon.socal-raves.org
mx247.in-mx.net
mx2.emailsrvr.com
python.org
mx.babylon.socal-raves.org
mail.babylon.socal-raves.org
zope.com
smtp.babylon.socal-raves.org
pb-bounce5.pobox.com
mx.python.org
pb-bounce4.pobox.com
mx.zope.com
ucla.edu
bounce2.pobox.com
mailfilter02.leaseweb.us
CMU-MX-03.ANDREW.cmu.edu
mx.bounce2.pobox.com
mail.bounce2.pobox.com
smtp.bounce2.pobox.com
mailfilter01.leaseweb.us
www.python.org
mail.zope.com
shore.net
smtp.python.org
smtp.zope.com
mail.mailroute.net
mail.ietf.org
ietf.org
mx.ietf.org
smtp.ietf.org
CMU-MX-04.ANDREW.cmu.edu
mx.digicool.com
mail.digicool.com
acm.org
in2-smtp.messagingengine.com
mx66.freebsd.org
mx1.freebsd.org
freebsd.org
mx.ucla.edu
smtp.digicool.com
mx.www.python.org
mail.www.python.org
smtp.www.python.org
mx.shore.net
mxm.dd.org
mail.ucla.edu
CMU-MX-01.ANDREW.cmu.edu
mail.shore.net
mx.freebsd.org
park-mx.above.com
mail.freebsd.org
smtp.freebsd.org
wellpartner-com.mail.protection.outlook.com
2mx.integra.net
wellpartner.com
mx.emilia.engr.sgi.com
mail.emilia.engr.sgi.com
smtp.emilia.engr.sgi.com
mx2.surfmailfilter.nl
mx1.surfmailfilter.nl
cwi.nl
CMU-MX-02.ANDREW.cmu.edu
mx.acm.org
cravindogs.com
mail.acm.org
bsf600-2.lightbound.com
bsf600.lightbound.com
smtp.acm.org
iquest.net

How to determine W32/MyDoom-O?


File Info:

crc32: A643AFE0
md5: 8eed5d193c3fd090410f03e0e2b83a2b
name: message.htm-.com
sha1: eb1594d51a26955ab814af0fc2c20523dfe711f7
sha256: d1505edf6fe67536ec53f1e27f8f3a986f2860effe0f140d1445a0828f8c60c4
sha512: d3d032353b63f89b48ea9180f774b5e9498e68b850c7778c9b9f7a5de13e9b2d609d1ef6eb4bda45ff11c9fb41745392f2f22b88fef79b3e718567ca03807f7c
ssdeep: 384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNROAx:Dv8IRRdsxq1DjJcqfWbx
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

W32/MyDoom-O also known as:

BkavW32.MyDoom.M.Worm
DrWebWin32.HLLM.MyDoom.54464
MicroWorld-eScanWorm.Generic.24461
CMCEmail-Worm.Win32.Mydoom!O
CAT-QuickHealWorm.Mydoom
McAfeeW32/Mydoom.o@MM
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 0000000c1 )
BitDefenderWorm.Generic.24461
K7GWTrojan ( 0000000c1 )
Cybereasonmalicious.93c3fd
TrendMicroWORM_MYDOOM.GEN
BitDefenderThetaAI:Packer.6236D6581F
F-ProtW32/Trojan3.ACNA
TotalDefenseWin32/Mydoom.O
APEXMalicious
AvastWin32:Banker-FNW [Trj]
ClamAVWin.Worm.Mydoom-90
GDataWin32.Worm.Mydoom.A
KasperskyEmail-Worm.Win32.Mydoom.m
NANO-AntivirusTrojan.Win32.Mydoom.dlnpqi
ViRobotI-Worm.Win32.Mydoom.28864.A
RisingWorm.Mydoom!1.6579 (RDMK:cmRtazotHzkYalRF0i3g1NLmpXGb)
Ad-AwareWorm.Generic.24461
SophosW32/MyDoom-O
ComodoWorm.Win32.Mydoom.R@348l
F-SecureEmail-Worm:W32/Mydoom.gen!A
BaiduWin32.Worm-Email.Mydoom.a
ZillyaWorm.Mydoom.Win32.17
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Mydoom.mc
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.8eed5d193c3fd090
EmsisoftWorm.Generic.24461 (B)
IkarusEmail-Worm.Win32.Mydoom
CyrenW32/Trojan.LVDB-0128
JiangminWorm/Sramota.avf
WebrootW32.MyDoom.Gen
AviraWORM/Mydoom.O.1
Antiy-AVLWorm[Email]/Win32.Mydoom
Endgamemalicious (moderate confidence)
ArcabitWorm.Generic.D5F8D
SUPERAntiSpywareTrojan.Agent/Gen-FakeDoc
ZoneAlarmEmail-Worm.Win32.Mydoom.m
MicrosoftWorm:Win32/Mydoom.O@mm
TACHYONWorm/W32.Mydoom.41664
AhnLab-V3Win32/Mydoom.worm.49344.B
Acronissuspicious
VBA32Trojan.Agent
ALYacWorm.Mydoom
MAXmalware (ai score=81)
MalwarebytesWorm.MyDoom
PandaW32/Mydoom.N.worm
ZonerWorm.Win32.Mydoom.3815
ESET-NOD32Win32/Mydoom.R
TrendMicro-HouseCallWORM_MYDOOM.GEN
TencentTrojan.Win32.Mydoom.m
YandexI-Worm.Mydoom!qBn5HU3v+Lw
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_99%
FortinetW32/MyDoom.M@mm
AVGWin32:Banker-FNW [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Worm.Win32.Mydoom.B

How to remove W32/MyDoom-O?

W32/MyDoom-O removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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