Categories: Trojan

How to remove “Trojan-Downloader.Win32.GCleaner”?

The Trojan-Downloader.Win32.GCleaner 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 Trojan-Downloader.Win32.GCleaner virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Likely virus infection of existing system binary

How to determine Trojan-Downloader.Win32.GCleaner?


File Info:

name: C70FF6464A110B77FCFA.mlwpath: /opt/CAPEv2/storage/binaries/4c2a2053a0ef0947d1e9b3440d94d56d784d53e507b70fe51c3b39c49b64ea8dcrc32: 5CCB8530md5: c70ff6464a110b77fcfaaadd1c366e90sha1: 13750e3256f55d71b29180133ede12279b34162esha256: 4c2a2053a0ef0947d1e9b3440d94d56d784d53e507b70fe51c3b39c49b64ea8dsha512: 6443375883b1d8f207fee77c4f9dff854c499d11335bf15ae28289e3d19a5858de3671bb8fb3918787bcc929ff627be4cbf9f99245cbb775326fceb7a7c2dd41ssdeep: 98304:dZ+SicZBRNFouGsUvc6GwO2SRd6Ftiw80castFumnrEOOQ:igrLKuGsUvMLOFMx0cxc0rf5type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16A3633A0CC8308B7F4168974686CC849D9BEBCD75A386DA07E9CEA7CBD17D6279D4301sha3_384: 0a506827bff1857d00845b8ea67aec1602aef8e8fc98067311cb550bbd419eeaf4b87ab08d11f8aa403467dda51f2b70ep_bytes: 558bec83c4cc53565733c08945f08945timestamp: 1992-06-19 22:22:17

Version Info:

Comments: This installation was built with Inno Setup.CompanyName: LFD "SysDev Lafd" FileDescription: Data Recovery for HFS+ Setup FileVersion: LegalCopyright: Translation: 0x0409 0x04e4

Trojan-Downloader.Win32.GCleaner also known as:

McAfee Artemis!C70FF6464A11
K7AntiVirus Trojan ( 005722fe1 )
Alibaba TrojanDownloader:Win32/GCleaner.2ae08949
K7GW Trojan ( 005722fe1 )
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
Kaspersky HEUR:Trojan-Downloader.Win32.GCleaner.gen
Avast Win32:Trojan-gen
McAfee-GW-Edition Artemis
Trapmine malicious.moderate.ml.score
Jiangmin Trojan.Ekstak.bvhp
Avira TR/Drop.Agent.hprqf
Microsoft Trojan:Win32/Sabsik.FL.B!ml
GData Win32.Trojan.Kryptik.7G9U4T
Cynet Malicious (score: 99)
Malwarebytes Adware.DownloadAssistant
Ikarus Trojan-Dropper.Win32.Agent
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Agent.SLC!tr
AVG Win32:Trojan-gen

How to remove Trojan-Downloader.Win32.GCleaner?

  • 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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