Overview

overview

10

Static

static

3

81e323f3b3...37.exe

windows7-x64

10

81e323f3b3...37.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    81e323f3b3dc569abd1f0edc1dbe3de032079abcfeb0b2e813d64040e2dd8237

  • Size

    1.9MB

  • Sample

    241227-m4y7qavlal

  • MD5

    ffe4817d515153ee00b6c2cd538d1fd4

  • SHA1

    5f036315a1b6ec84e2b8396662937a53ac9cc8ea

  • SHA256

    81e323f3b3dc569abd1f0edc1dbe3de032079abcfeb0b2e813d64040e2dd8237

  • SHA512

    67662a602a17050b6052454641767ebf7491909a18f3cd2827e65c58f69c2b52158802560668b12273cec0ee042542803b0de5da422a0966dfb82f585a0549eb

  • SSDEEP

    49152:8lcTycRC1oJwzELFLGiKRZBMTV2YGtlNfW59me0hT4:5VC1oezwFLGrZWTVqHub0hk

Score
10/10
gcleanerdiscoveryevasionloader

Malware Config

Targets

    • Target

      81e323f3b3dc569abd1f0edc1dbe3de032079abcfeb0b2e813d64040e2dd8237

    • Size

      1.9MB

    • MD5

      ffe4817d515153ee00b6c2cd538d1fd4

    • SHA1

      5f036315a1b6ec84e2b8396662937a53ac9cc8ea

    • SHA256

      81e323f3b3dc569abd1f0edc1dbe3de032079abcfeb0b2e813d64040e2dd8237

    • SHA512

      67662a602a17050b6052454641767ebf7491909a18f3cd2827e65c58f69c2b52158802560668b12273cec0ee042542803b0de5da422a0966dfb82f585a0549eb

    • SSDEEP

      49152:8lcTycRC1oJwzELFLGiKRZBMTV2YGtlNfW59me0hT4:5VC1oezwFLGrZWTVqHub0hk

    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