Overview

overview

10

Static

static

3

5fd86a351a...4b.exe

windows7-x64

10

5fd86a351a...4b.exe

windows10-2004-x64

10

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General

  • Target

    5fd86a351abfd2222506c4bee5ff1c9b0c370b6802ffe6ef27c386192dec654b

  • Size

    1.8MB

  • Sample

    250126-j76t7axren

  • MD5

    4679e3814e5ac10288a1a5997da9c738

  • SHA1

    65de158d5069dcba7a8edd9c0358e7acf01c2469

  • SHA256

    5fd86a351abfd2222506c4bee5ff1c9b0c370b6802ffe6ef27c386192dec654b

  • SHA512

    af33bb26e6da9fc1da600e6abc8c7860608127805ba2857fbaf37c43fed3f4c3c921a058a6f147ee3102e413e98f27d321963006fdbe495c9a58c423c35fc0c1

  • SSDEEP

    49152:+z2Lh0Yv2LSGqYR3Ex4LbBWBzj1exAGWI:q2h0UNCEx4BWGW

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      5fd86a351abfd2222506c4bee5ff1c9b0c370b6802ffe6ef27c386192dec654b

    • Size

      1.8MB

    • MD5

      4679e3814e5ac10288a1a5997da9c738

    • SHA1

      65de158d5069dcba7a8edd9c0358e7acf01c2469

    • SHA256

      5fd86a351abfd2222506c4bee5ff1c9b0c370b6802ffe6ef27c386192dec654b

    • SHA512

      af33bb26e6da9fc1da600e6abc8c7860608127805ba2857fbaf37c43fed3f4c3c921a058a6f147ee3102e413e98f27d321963006fdbe495c9a58c423c35fc0c1

    • SSDEEP

      49152:+z2Lh0Yv2LSGqYR3Ex4LbBWBzj1exAGWI:q2h0UNCEx4BWGW

    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