Categories: Worm

Worm:Win32/Dorkbot.A removal guide

The Worm:Win32/Dorkbot.A 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 Worm:Win32/Dorkbot.A virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • A process created a hidden window
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Executed a process and injected code into it, probably while unpacking
  • Code injection with CreateRemoteThread in a remote process
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Creates known Ruskill mutexes
  • Creates a copy of itself

How to determine Worm:Win32/Dorkbot.A?


File Info:

crc32: 3B7257DCmd5: a928f97f6b48c803201aefb573e9b096name: A928F97F6B48C803201AEFB573E9B096.mlwsha1: c61f03ef59cd07a66684bc1dcef746e998028fcfsha256: dcdc2184402f628d6da7a839915441c1224a5542f4d277460ab2084f9d540481sha512: d24cd8dfe550a83bcb49b8b99cfb4d4c5d28c7cb769d247939f253e0ef3322de1eab525f5a8b507ee6390c766e3b572cd3cc02c74304993f6b6150ccd036c969ssdeep: 6144:X32wFTU3QSU5ntuxR8EYJ6lbqsYskRJCVef3:X32wi3QdFtuH8EdlbqOHef3type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Translation: 0x0409 0x04b0InternalName: MagicDisc1FileVersion: 2.07.0106CompanyName: MagicISO, Inc.ProductName: MagicDiscProductVersion: 2.07.0106OriginalFilename: MagicDisc1.exe

Worm:Win32/Dorkbot.A also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Barys.2382
FireEye Generic.mg.a928f97f6b48c803
McAfee Artemis!A928F97F6B48
Cylance Unsafe
AegisLab Trojan.Win32.Generic.4!c
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Gen:Variant.Barys.2382
K7GW Trojan ( 004bcce41 )
K7AntiVirus Trojan ( 004bcce41 )
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:VB-ABSB [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.NgrBot.eijrcw
Tencent Win32.Trojan.Jorik.Llqu
Ad-Aware Gen:Variant.Barys.2382
Sophos Mal/Generic-S
Comodo Packed.Win32.MUPX.Gen@24tbus
F-Secure Trojan.TR/Crypt.XPACK.Gen
DrWeb BackDoor.IRC.NgrBot.42
VIPRE Trojan.Win32.Generic.pak!cobra
McAfee-GW-Edition BehavesLike.Win32.MoonLight.fm
Emsisoft Gen:Variant.Barys.2382 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.dzdgu
Webroot W32.Malware.Gen
Avira TR/Crypt.XPACK.Gen
Antiy-AVL Trojan/Win32.AGeneric
Microsoft Worm:Win32/Dorkbot.A
Arcabit Trojan.Barys.D94E
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Barys.2382
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.NgrBot.C238886
Acronis suspicious
VBA32 SScope.Trojan.VBRA.3878
ALYac Gen:Variant.Barys.2382
MAX malware (ai score=86)
Malwarebytes Malware.Heuristic.1003
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Injector.PBA
Rising Worm.Dorkbot!8.1B4 (TFE:5:PNmvwv5ByOQ)
Yandex Trojan.GenAsa!G8wx2LtP67o
Ikarus Trojan.Win32.Ircbrute
Fortinet W32/PolyPatch.UPX!tr
BitDefenderTheta Gen:NN.ZevbaF.34804.tm0@aGMCZIii
AVG Win32:VB-ABSB [Trj]
Paloalto generic.ml
Qihoo-360 HEUR/Malware.QVM03.Gen

How to remove Worm:Win32/Dorkbot.A?

  • 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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Paul Valéry

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