Categories: Backdoor

Olmarik.Backdoor.Bot.DDS (file analysis)

The Olmarik.Backdoor.Bot.DDS 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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What Olmarik.Backdoor.Bot.DDS virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempted to write directly to a physical drive
  • Creates a copy of itself

How to determine Olmarik.Backdoor.Bot.DDS?


File Info:

name: DEA5EA3D357638913D4C.mlwpath: /opt/CAPEv2/storage/binaries/aa0740a68459ff5b1709cc2245ff984617a4c4c7a2ab0687622076e50e6a437dcrc32: AFDF81B9md5: dea5ea3d357638913d4c369f99be290fsha1: ee8b36902bd329f049c49f51c1fb33a126aed835sha256: aa0740a68459ff5b1709cc2245ff984617a4c4c7a2ab0687622076e50e6a437dsha512: 45b6cd518abf8d2e4ed1819b2a0397279035239b34698fc8afab510899e791617078fe93391837c4ef6db0b7d69ddeeaf019fc035706d52a9a2071731b2784b3ssdeep: 3072:M6nsvPvApnUbi9UxWDREIipChtTHB8SD8i7/aFi:/snApCCUUR8CPThD8iTvtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T18BC312317365814DC07F96721B7907DD2FB9FCD16E2AC72F991CB09989B4F922862321sha3_384: a4d4ddb05984ac4ee412d4004c2b56cc35b7ee4e9f1714aea513799196d8c3001c4429dca30dac34384f683b6f3530d0ep_bytes: 558bec81ec1001000053566a5a33db8dtimestamp: 2010-08-06 05:56:18

Version Info:

0: [No Data]

Olmarik.Backdoor.Bot.DDS also known as:

Bkav W32.AIDetectMalware
tehtris Generic.Malware
MicroWorld-eScan Gen:Trojan.Heur.KS.6
ClamAV Win.Trojan.Tdss-6988206-0
FireEye Generic.mg.dea5ea3d35763891
CAT-QuickHeal Trojan.Alureon.DE
ALYac Gen:Trojan.Heur.KS.6
Malwarebytes Olmarik.Backdoor.Bot.DDS
VIPRE Gen:Trojan.Heur.KS.6
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 00232b2b1 )
Alibaba Trojan:Win32/Olmarik.10ef900c
K7GW Trojan ( 00232b2b1 )
Cybereason malicious.d35763
Cyren W32/TDSS.I.gen!Eldorado
Symantec Backdoor.Tidserv.M
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Olmarik.AQQ
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Trojan.Heur.KS.6
NANO-Antivirus Trojan.Win32.TDSS.brdkk
SUPERAntiSpyware Rootkit.Agent/Gen-Trexer
Avast Win32:Alureon-WR [Rtk]
Tencent Win32.Trojan.Generic.Rimw
TACHYON Trojan/W32.TDSS.129024.E
Emsisoft Gen:Trojan.Heur.KS.6 (B)
F-Secure Trojan.TR/Shutdown.aba
DrWeb BackDoor.Tdss.based.7
TrendMicro BKDR_TDSS.SMZ
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.cc
Trapmine malicious.high.ml.score
Sophos ML/PE-A
SentinelOne Static AI – Malicious PE
GData Gen:Trojan.Heur.KS.6
Jiangmin Pack.TDSS.Gen
Webroot W32.Alureon.Rootkit
Avira TR/Shutdown.aba
Antiy-AVL Trojan/Win32.AGeneric
Xcitium TrojWare.Win32.Olmarik.AOG@2x4g4s
Arcabit Trojan.Heur.KS.6
ViRobot Trojan.Win32.TDSS.129024.C
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Trojan:Win32/Alureon.DX
Google Detected
AhnLab-V3 Trojan/Win32.Tdss.R3562
McAfee Generic Dropper.va.gen.w
MAX malware (ai score=100)
VBA32 Trojan.TDSS.7
Cylance unsafe
Panda Trj/CI.A
TrendMicro-HouseCall BKDR_TDSS.SMZ
Rising Trojan.Alureon!8.227 (TFE:5:5iVeCVhM4k)
Yandex Trojan.GenAsa!Vsv5q7gakF8
Ikarus Trojan-Downloader.Win32.CodecPack
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/TDSS.ADU!tr
BitDefenderTheta AI:Packer.A56603B614
AVG Win32:Alureon-WR [Rtk]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_90% (D)

How to remove Olmarik.Backdoor.Bot.DDS?

  • 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.
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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