Overview

overview

10

Static

static

3

831cb1c719...a7.exe

windows7-x64

10

831cb1c719...a7.exe

windows10-2004-x64

10

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General

  • Target

    831cb1c719ad1d7688493d32f967c1a4e4591ec2aefe40f650d1a16e680cc3a7

  • Size

    1.8MB

  • Sample

    250126-a3rp2axpaq

  • MD5

    588827883108e9cf0c0b8d1b39b1ba06

  • SHA1

    8989a21a29a44bb37452a681958a63bf3811be3c

  • SHA256

    831cb1c719ad1d7688493d32f967c1a4e4591ec2aefe40f650d1a16e680cc3a7

  • SHA512

    02312482063cb54add60e6d2ffc6918ba0cd75ed28ed5e36f693f547a5dcf865cee9870d440417e57e80c232c08e4e1a190520ac151dae45a99ef6302157837c

  • SSDEEP

    49152:N4hiqjlLIgY3mQqNnQyd3UszNkegayR2Lhe6T:WhiOnYZqR3Uszu3ayR2N

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      831cb1c719ad1d7688493d32f967c1a4e4591ec2aefe40f650d1a16e680cc3a7

    • Size

      1.8MB

    • MD5

      588827883108e9cf0c0b8d1b39b1ba06

    • SHA1

      8989a21a29a44bb37452a681958a63bf3811be3c

    • SHA256

      831cb1c719ad1d7688493d32f967c1a4e4591ec2aefe40f650d1a16e680cc3a7

    • SHA512

      02312482063cb54add60e6d2ffc6918ba0cd75ed28ed5e36f693f547a5dcf865cee9870d440417e57e80c232c08e4e1a190520ac151dae45a99ef6302157837c

    • SSDEEP

      49152:N4hiqjlLIgY3mQqNnQyd3UszNkegayR2Lhe6T:WhiOnYZqR3Uszu3ayR2N

    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