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Overview

overview

10

Static

static

10

a13d9f5029...ce.exe

windows7-x64

10

a13d9f5029...ce.exe

windows10-2004-x64

10

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General

  • Target

    a13d9f5029f6bb482dbed7bf5e3b607ab40c22475621b9bde1ae140a7827c2ce

  • Size

    2.5MB

  • Sample

    240616-a8acyascne

  • MD5

    74cd7d9b53e908bcfb3c47524e941301

  • SHA1

    a49cae44c318405c3a1d46d79112819f8631c876

  • SHA256

    a13d9f5029f6bb482dbed7bf5e3b607ab40c22475621b9bde1ae140a7827c2ce

  • SHA512

    52d0d4d03c76c498f7a05520fa3d45bed8f493687e076ccea6f96ae7798bcb0e194ba0f67ce749306f1dd779670de38ed8f805b5d49d403e4b366b33a3d3c8d4

  • SSDEEP

    49152:YxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxg:Yxx9NUFkQx753uWuCyyxg

Score
10/10
evasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      a13d9f5029f6bb482dbed7bf5e3b607ab40c22475621b9bde1ae140a7827c2ce

    • Size

      2.5MB

    • MD5

      74cd7d9b53e908bcfb3c47524e941301

    • SHA1

      a49cae44c318405c3a1d46d79112819f8631c876

    • SHA256

      a13d9f5029f6bb482dbed7bf5e3b607ab40c22475621b9bde1ae140a7827c2ce

    • SHA512

      52d0d4d03c76c498f7a05520fa3d45bed8f493687e076ccea6f96ae7798bcb0e194ba0f67ce749306f1dd779670de38ed8f805b5d49d403e4b366b33a3d3c8d4

    • SSDEEP

      49152:YxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxg:Yxx9NUFkQx753uWuCyyxg

    Score
    10/10
    evasionpersistencethemidatrojan

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Detects executables packed with Themida

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

      evasion

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks