Overview

overview

10

Static

static

3

5f5fe23e9e...9d.exe

windows7-x64

10

5f5fe23e9e...9d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5f5fe23e9e3d259a20bf5fc63a722c2b40784cdcf0d61b03c8937cb45d98f69d

  • Size

    1.8MB

  • Sample

    250126-k8r8vsxpfy

  • MD5

    250a4e353a4c454a4e49259bdb4e924f

  • SHA1

    f4f3255121c89b3d0c60d96ceb762a7a8aa0454a

  • SHA256

    5f5fe23e9e3d259a20bf5fc63a722c2b40784cdcf0d61b03c8937cb45d98f69d

  • SHA512

    0a7ab0edc9a72b38bcab13cd32101b6dd5aaa4f820d7edfd781baeb24ec385ca41ae864a97cf12db56b3da11d9f8201842aa099e6b4bcbaecc808fca2af50698

  • SSDEEP

    49152:aL+znd3mxyKYlolYmMrf2HCYtWkdI1JsdIvfEY2:aSlWlYdf2H3dIj9vsY

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      5f5fe23e9e3d259a20bf5fc63a722c2b40784cdcf0d61b03c8937cb45d98f69d

    • Size

      1.8MB

    • MD5

      250a4e353a4c454a4e49259bdb4e924f

    • SHA1

      f4f3255121c89b3d0c60d96ceb762a7a8aa0454a

    • SHA256

      5f5fe23e9e3d259a20bf5fc63a722c2b40784cdcf0d61b03c8937cb45d98f69d

    • SHA512

      0a7ab0edc9a72b38bcab13cd32101b6dd5aaa4f820d7edfd781baeb24ec385ca41ae864a97cf12db56b3da11d9f8201842aa099e6b4bcbaecc808fca2af50698

    • SSDEEP

      49152:aL+znd3mxyKYlolYmMrf2HCYtWkdI1JsdIvfEY2:aSlWlYdf2H3dIj9vsY

    Score
    10/10
    gcleanerdefense_evasiondiscoveryloader

    • 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)

      defense_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.

      defense_evasion

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks