Overview

overview

10

Static

static

3

6d81636af9...4f.exe

windows7-x64

10

6d81636af9...4f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6d81636af92fae98c45898823e103e4f.exe

  • Size

    1.8MB

  • Sample

    241220-smbyrayqbm

  • MD5

    6d81636af92fae98c45898823e103e4f

  • SHA1

    00de607eb0d08dd7936211f25ea4019443e52dd1

  • SHA256

    18d3935ee40dffa59b390df8f2544c8a08ab9d5f997b57940b843356127ead92

  • SHA512

    21d17f4707521de24258fdb3dbd35b8a2ad17833c286a0d153e9a19a6f57ba52443bbf665af2ffdc067b2872dd71239dd79b5c0b5967d3ef1bad9f7825ec6bbe

  • SSDEEP

    49152:68r/m5hvfYMDdSb3mwBU32R86KF+aZTZR757Tq0Ze:6i6v7ImwBUmRtMTZR79Tq0Z

Score
10/10
gcleanerdiscoveryevasionloader

Malware Config

Targets

    • Target

      6d81636af92fae98c45898823e103e4f.exe

    • Size

      1.8MB

    • MD5

      6d81636af92fae98c45898823e103e4f

    • SHA1

      00de607eb0d08dd7936211f25ea4019443e52dd1

    • SHA256

      18d3935ee40dffa59b390df8f2544c8a08ab9d5f997b57940b843356127ead92

    • SHA512

      21d17f4707521de24258fdb3dbd35b8a2ad17833c286a0d153e9a19a6f57ba52443bbf665af2ffdc067b2872dd71239dd79b5c0b5967d3ef1bad9f7825ec6bbe

    • SSDEEP

      49152:68r/m5hvfYMDdSb3mwBU32R86KF+aZTZR757Tq0Ze:6i6v7ImwBUmRtMTZR79Tq0Z

    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