Overview

overview

10

Static

static

3

6d81636af9...4f.exe

windows7-x64

10

6d81636af9...4f.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    6d81636af92fae98c45898823e103e4f.exe
  • Size 1.8MB
  • Sample241220-sj3bjaypfl
  • SHA256 18d3935ee40dffa59b390df8f2544c8a08ab9d5f997b57940b843356127ead92
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
gcleanerdiscoveryevasionloader

Malware Config

Targets

    • Target
      6d81636af92fae98c45898823e103e4f.exe
    • Size 1.8MB
    • SHA256 18d3935ee40dffa59b390df8f2544c8a08ab9d5f997b57940b843356127ead92
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    gcleanerdiscoveryevasionloader

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

      loadergcleaner

    • Gcleaner family

      gcleaner

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks