Categories: Trojan

TrojanClicker:Win32/Olafre.A removal tips

The TrojanClicker:Win32/Olafre.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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What TrojanClicker:Win32/Olafre.A virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the shellcode get eip malware family
  • Attempts to modify proxy settings
  • Touches a file containing cookies, possibly for information gathering
  • Yara detections observed in process dumps, payloads or dropped files

How to determine TrojanClicker:Win32/Olafre.A?


File Info:

name: 9F9153D12366E192D85E.mlwpath: /opt/CAPEv2/storage/binaries/479e889a5f4eb257efd9d7e4feab3712a6fe2eb14295349f7b93de46048cbb0fcrc32: C11D4472md5: 9f9153d12366e192d85e82d2ecd3a286sha1: 0e480b7f028a63c8909ad8318ee5774fc96fa55csha256: 479e889a5f4eb257efd9d7e4feab3712a6fe2eb14295349f7b93de46048cbb0fsha512: 516973cf13c7f3a61fa7ffe8fd1d10ca053d8089dd7a6b3aca545f227b3c75db6a73f5c989a90fe709cf95a84080bb537c5b9ad2496ba8151c2e22d85fd0a229ssdeep: 12288:pLHULTl4x2z6DmGWT6U3ce/lR9YtDjdT:pTr2ODUhMJ/type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19CA47E32B3E04437D1631E7CDD1B96AC982ABE903D289C863BE41D8D5F39781752B297sha3_384: ddbafe2ee6633700ad8b1ee161f573e7e30bfafa23a27408206b9a5ab4cad754b6f98fc6d06edf358b88834149e947dbep_bytes: 558bec83c4ec33c08945ecb860d74500timestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

TrojanClicker:Win32/Olafre.A also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.TrojanClicker.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Midie.143296
FireEye Gen:Variant.Midie.143296
CAT-QuickHeal Trojan.DelfPMF.S32573232
Skyhigh BehavesLike.Win32.ObfuscatedPoly.gh
ALYac Gen:Variant.Midie.143296
Cylance unsafe
Sangfor Trojan.Win32.Delf.Vh1a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba TrojanClicker:Win32/Olafre.faa7206f
K7GW Trojan ( 7000000f1 )
K7AntiVirus Trojan ( 7000000f1 )
Baidu Win32.Trojan.Delf.gb
VirIT Trojan.Win32.Generic.JYH
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Delf.YS
APEX Malicious
TrendMicro-HouseCall TROJ_AGENT_001853.TOMB
ClamAV Win.Trojan.Delf-5198
Kaspersky Trojan.Win32.Delf.ys
BitDefender Gen:Variant.Midie.143296
NANO-Antivirus Trojan.Win32.Delf.dxprhz
SUPERAntiSpyware Trojan.Agent/Gen-Crypt
Avast Win32:Delf-JAN [Trj]
Tencent Malware.Win32.Gencirc.10b14a2a
Emsisoft Gen:Variant.Midie.143296 (B)
F-Secure Trojan.TR/Crypt.CFI.Gen
DrWeb Trojan.Siggen.52989
VIPRE Gen:Variant.Midie.143296
TrendMicro TROJ_AGENT_001853.TOMB
Trapmine malicious.high.ml.score
Sophos Mal/Bancos-A
Jiangmin Trojan/Delf.ake
Google Detected
Avira TR/Crypt.CFI.Gen
Varist W32/Delf.L.gen!Eldorado
Antiy-AVL Trojan/Win32.Delf
Kingsoft malware.kb.a.999
Microsoft TrojanClicker:Win32/Olafre.A
Xcitium TrojWare.Win32.TrojanClicker.Agent.~AZD@7j5bb
Arcabit Trojan.Midie.D22FC0
ViRobot Trojan.Win32.Delf.Gen.A
ZoneAlarm Trojan.Win32.Delf.ys
GData Gen:Variant.Midie.143296
Cynet Malicious (score: 99)
AhnLab-V3 Trojan/Win32.Delf.R1364
McAfee GenDownloader.d
MAX malware (ai score=100)
VBA32 TScope.Trojan.Delf
Malwarebytes Generic.Trojan.Delf.DDS
Panda Adware/Clicker
Rising Trojan.Clicker.Delf.ql (CLASSIC)
Yandex Trojan.GenAsa!B2ps6gLR/Ps
Ikarus Trojan-Dropper.Delf
MaxSecure Trojan.Malware.480537.susgen
Fortinet W32/Delf.YS!tr
BitDefenderTheta AI:Packer.A48D435818
AVG Win32:Delf-JAN [Trj]
Cybereason malicious.12366e
DeepInstinct MALICIOUS
alibabacloud Worm:Win/Delf.YS

How to remove TrojanClicker:Win32/Olafre.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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