Overview

overview

10

Static

static

3

da09fb0f1d...be.exe

windows7-x64

10

da09fb0f1d...be.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    da09fb0f1d8b48129724761fddef6d51e7f15e39bc3917eb5d14a85ca968ebbe.exe

  • Size

    4.5MB

  • Sample

    250327-nvz84a1wat

  • MD5

    15bda68d69138b00b18b8e238a6f3ce1

  • SHA1

    3705055c94525285d7a561030c61917c9382ca18

  • SHA256

    da09fb0f1d8b48129724761fddef6d51e7f15e39bc3917eb5d14a85ca968ebbe

  • SHA512

    91f36adf475c2e4e148efa3798c5de8ff12f27616728df4125f5262f8f7d3bf4473dca8fe3bfa80e7790011fd5544aca9ed045a14e9d43ebd23d66762437a8ff

  • SSDEEP

    98304:4DR259tup2Ep136kqNFmzgQeXx0xtFm6caW:4DR2op2EzYNFmCXiFm6ca

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      da09fb0f1d8b48129724761fddef6d51e7f15e39bc3917eb5d14a85ca968ebbe.exe

    • Size

      4.5MB

    • MD5

      15bda68d69138b00b18b8e238a6f3ce1

    • SHA1

      3705055c94525285d7a561030c61917c9382ca18

    • SHA256

      da09fb0f1d8b48129724761fddef6d51e7f15e39bc3917eb5d14a85ca968ebbe

    • SHA512

      91f36adf475c2e4e148efa3798c5de8ff12f27616728df4125f5262f8f7d3bf4473dca8fe3bfa80e7790011fd5544aca9ed045a14e9d43ebd23d66762437a8ff

    • SSDEEP

      98304:4DR259tup2Ep136kqNFmzgQeXx0xtFm6caW:4DR2op2EzYNFmCXiFm6ca

    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