Overview

overview

10

Static

static

3

random.exe

windows7-x64

10

random.exe

windows10-ltsc 2021-x64

10

Sharing

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General

  • Target

    random.exe

  • Size

    1.9MB

  • Sample

    250129-rhblrazqex

  • MD5

    76fbe74688564e968bfa107e83cdd519

  • SHA1

    18e42eedd99224bc58729980134465c96814d14f

  • SHA256

    7a72da05bf6104c2cde24b0fd81d45d3e77f88aed1861d43938a1466b6ec3072

  • SHA512

    90d39f7937053ba7c04d113ac1bafeb2ae9f93d535a6513efb3be81923ea54158fdea029bbd8901b49d588c5ffa0795071737ba8201daa9aa776dd3e5966abe3

  • SSDEEP

    49152:/l59bV70mMnLoGOkSkwKIQR0CNzgRy7SeATmH:t59bV70t8/kjNqLy7

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      random.exe

    • Size

      1.9MB

    • MD5

      76fbe74688564e968bfa107e83cdd519

    • SHA1

      18e42eedd99224bc58729980134465c96814d14f

    • SHA256

      7a72da05bf6104c2cde24b0fd81d45d3e77f88aed1861d43938a1466b6ec3072

    • SHA512

      90d39f7937053ba7c04d113ac1bafeb2ae9f93d535a6513efb3be81923ea54158fdea029bbd8901b49d588c5ffa0795071737ba8201daa9aa776dd3e5966abe3

    • SSDEEP

      49152:/l59bV70mMnLoGOkSkwKIQR0CNzgRy7SeATmH:t59bV70t8/kjNqLy7

    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