Overview

overview

10

Static

static

3

b37d120189...09.exe

windows7-x64

10

b37d120189...09.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b37d1201897f2cbe8c5d11d0c41d435a2a35c28cbf2e9aa3777782574fa6b409

  • Size

    4.0MB

  • Sample

    250219-fxca2sxrgv

  • MD5

    249525037395d6920e22b0de46a6e40b

  • SHA1

    4b292dc70f208962063d49189c54ab374522eacc

  • SHA256

    b37d1201897f2cbe8c5d11d0c41d435a2a35c28cbf2e9aa3777782574fa6b409

  • SHA512

    7b14bc796e1a8fda97f59633aa376ec7e6f9461039ac1512d7434e5d07594e712ca3aee61026a853c90bd81f0321f4690cf304c3980ae2db5e18fc6be5c9b38d

  • SSDEEP

    98304:KsL8oNpRgDFaLiV9CEAU4oriL9Dyhpw8yKWdP+9Rt:KsLf3RgZCEAU404chxyhU9R

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      b37d1201897f2cbe8c5d11d0c41d435a2a35c28cbf2e9aa3777782574fa6b409

    • Size

      4.0MB

    • MD5

      249525037395d6920e22b0de46a6e40b

    • SHA1

      4b292dc70f208962063d49189c54ab374522eacc

    • SHA256

      b37d1201897f2cbe8c5d11d0c41d435a2a35c28cbf2e9aa3777782574fa6b409

    • SHA512

      7b14bc796e1a8fda97f59633aa376ec7e6f9461039ac1512d7434e5d07594e712ca3aee61026a853c90bd81f0321f4690cf304c3980ae2db5e18fc6be5c9b38d

    • SSDEEP

      98304:KsL8oNpRgDFaLiV9CEAU4oriL9Dyhpw8yKWdP+9Rt:KsLf3RgZCEAU404chxyhU9R

    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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks