Overview

overview

10

Static

static

3

20fb1fc5c1...8c.exe

windows7-x64

10

20fb1fc5c1...8c.exe

windows10-2004-x64

10

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General

  • Target

    20fb1fc5c152494c9cb0fe0a5e9b537b8af97b220d92ce7014b5f35f46ed8e8c

  • Size

    1.9MB

  • Sample

    250126-2az99awqes

  • MD5

    42f0872c55ae1ccb917aef23fae7135d

  • SHA1

    cc0fe9e2b4647834d39efc7b4c2cbe20d1bb4810

  • SHA256

    20fb1fc5c152494c9cb0fe0a5e9b537b8af97b220d92ce7014b5f35f46ed8e8c

  • SHA512

    126d436957b85e2b107176209fee22a7f12132a9e9d38ebfec8cf72337b7b3d63479e06d88b304c55f6624b3692be67e0b6381a60f706ddacde4183061901f48

  • SSDEEP

    49152:zS1DcBqKwYU+mIHBARmeWlUM5R0EpjxQpg:m/YdmIGRV6TnhxQp

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      20fb1fc5c152494c9cb0fe0a5e9b537b8af97b220d92ce7014b5f35f46ed8e8c

    • Size

      1.9MB

    • MD5

      42f0872c55ae1ccb917aef23fae7135d

    • SHA1

      cc0fe9e2b4647834d39efc7b4c2cbe20d1bb4810

    • SHA256

      20fb1fc5c152494c9cb0fe0a5e9b537b8af97b220d92ce7014b5f35f46ed8e8c

    • SHA512

      126d436957b85e2b107176209fee22a7f12132a9e9d38ebfec8cf72337b7b3d63479e06d88b304c55f6624b3692be67e0b6381a60f706ddacde4183061901f48

    • SSDEEP

      49152:zS1DcBqKwYU+mIHBARmeWlUM5R0EpjxQpg:m/YdmIGRV6TnhxQp

    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