Overview

overview

10

Static

static

3

da3aa4333a...76.exe

windows7-x64

10

da3aa4333a...76.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    da3aa4333a21af0366d368a32fab87f4a724f01841d66a25612c7e4e6f077176.exe

  • Size

    4.3MB

  • Sample

    250327-nx4pas1wbw

  • MD5

    a70922a4fb9b8b48678531a65da13e53

  • SHA1

    7be1773aa480ef6bddcf5752b762ccb2beb01d4a

  • SHA256

    da3aa4333a21af0366d368a32fab87f4a724f01841d66a25612c7e4e6f077176

  • SHA512

    d496d4c1d2299157e16864125d55888c823ffda7ebd3825c91ad8340244de156efe115972947718da4035f08caf8378b7a496d3cb7ca1e38459f5b76690aa851

  • SSDEEP

    98304:s/el6jimtfsyZvPVYEYkg1syyYvvrCWy7ktviOdHX7Y:s/A6LXZHV7Ykg+ynvrrFiOhX7

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      da3aa4333a21af0366d368a32fab87f4a724f01841d66a25612c7e4e6f077176.exe

    • Size

      4.3MB

    • MD5

      a70922a4fb9b8b48678531a65da13e53

    • SHA1

      7be1773aa480ef6bddcf5752b762ccb2beb01d4a

    • SHA256

      da3aa4333a21af0366d368a32fab87f4a724f01841d66a25612c7e4e6f077176

    • SHA512

      d496d4c1d2299157e16864125d55888c823ffda7ebd3825c91ad8340244de156efe115972947718da4035f08caf8378b7a496d3cb7ca1e38459f5b76690aa851

    • SSDEEP

      98304:s/el6jimtfsyZvPVYEYkg1syyYvvrCWy7ktviOdHX7Y:s/A6LXZHV7Ykg+ynvrrFiOhX7

    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.

    • Executes dropped EXE

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks