Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    file.exe
  • Size 1.9MB
  • Sample241206-bfhdhsxpfp
  • SHA256 ce50862f51244b9dce6dbde2bc96fa852cff8ca84b720797894a3f43f4e293ca
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
gcleanerdiscoveryevasionloader

Malware Config

Extracted

Family

  • gcleaner

C2

  • 92.63.197.221

  • 45.91.200.135

Targets

    • Target
      file.exe
    • Size 1.9MB
    • SHA256 ce50862f51244b9dce6dbde2bc96fa852cff8ca84b720797894a3f43f4e293ca
    • 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