Overview

overview

10

Static

static

3

38b28a5a65...f5.exe

windows7-x64

10

38b28a5a65...f5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    38b28a5a653dcc54bb74503396965ca2e7dfbde78f02f5a6d412ab361e3860f5

  • Size

    1.8MB

  • Sample

    241227-hahwessnax

  • MD5

    6d13bd1531b10315346004e3bf43bb25

  • SHA1

    f6b1c68dadabb169c5ab3a0ba85b64eab8ea5459

  • SHA256

    38b28a5a653dcc54bb74503396965ca2e7dfbde78f02f5a6d412ab361e3860f5

  • SHA512

    6dc92068f2d4955d8d711a6cbb222ff505d6515d8738e551ccb734ea971a0d9d9acbd950e52d5325ca6060a66dde711a6f249a84aacf37615c98ebd66d551d77

  • SSDEEP

    49152:NKWNKbwoiudQLrHjSpdbMYtx7Bagzcw7Qc:NKFwUd4SDj7BNcw7

Score
10/10
gcleanerdiscoveryevasionloader

Malware Config

Targets

    • Target

      38b28a5a653dcc54bb74503396965ca2e7dfbde78f02f5a6d412ab361e3860f5

    • Size

      1.8MB

    • MD5

      6d13bd1531b10315346004e3bf43bb25

    • SHA1

      f6b1c68dadabb169c5ab3a0ba85b64eab8ea5459

    • SHA256

      38b28a5a653dcc54bb74503396965ca2e7dfbde78f02f5a6d412ab361e3860f5

    • SHA512

      6dc92068f2d4955d8d711a6cbb222ff505d6515d8738e551ccb734ea971a0d9d9acbd950e52d5325ca6060a66dde711a6f249a84aacf37615c98ebd66d551d77

    • SSDEEP

      49152:NKWNKbwoiudQLrHjSpdbMYtx7Bagzcw7Qc:NKFwUd4SDj7BNcw7

    Score
    10/10
    gcleanerdiscoveryevasionloader

    • 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)

      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.

      evasion

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks