Overview

overview

9

Static

static

1

echo-free.exe

windows10-2004-x64

9

echo-free.exe

windows11-ltsc_2024-x64

9

Resubmissions

09/08/2026, 17:58

260809-wkcdaabl2x9

16/05/2026, 00:24

260516-ap826ahv8v9

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General

  • Target
    echo-free.exe
  • Size 50.3MB
  • Sample260809-wkcdaabl2x
  • SHA256 526a03655fa47bcc97dcf25033d3267b53ea5e8e5e11926e18eb9b0ec2e54f82
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasionspywaretrojan

Malware Config

Targets

    • Target
      echo-free.exe
    • Size 50.3MB
    • SHA256 526a03655fa47bcc97dcf25033d3267b53ea5e8e5e11926e18eb9b0ec2e54f82
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasionspywaretrojan

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      defense_evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks