Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Resubmissions

03/02/2023, 17:43

230203-wa1m5agd53 9

03/02/2023, 17:32

230203-v4ky4abg91 3

General

  • Target

    WS.Filmora.11.7.3.814.w64.rar

  • Size

    471.9MB

  • Sample

    230203-wa1m5agd53

  • MD5

    4c80d5d58c201cb78fd5af10000cf85d

  • SHA1

    041356b6fee6ebcde2a769c43d3c99afa22f5c6d

  • SHA256

    4a386815be0781d9ec8defe96bf6818f196b28a1c484357733b13bd8804f2f85

  • SHA512

    3240123d22aeeca127b75804657ef83882738f77ec6beaec4a41a860d2e2b02395ea73857e15b9b225d0a3c922c5b918bdfadd408a89e43884b0f61206dcad27

  • SSDEEP

    12582912:MZDK+XshsBiG+0e5yb/ORHC0WO9sjzUV4s7AesKarfAn1eqtlju:EDK+cSiGR5b/wi0W0lV1Mes1Angula

Malware Config

Targets

    • Target

      WS.Filmora.11.7.3.814.w64.rar

    • Size

      471.9MB

    • MD5

      4c80d5d58c201cb78fd5af10000cf85d

    • SHA1

      041356b6fee6ebcde2a769c43d3c99afa22f5c6d

    • SHA256

      4a386815be0781d9ec8defe96bf6818f196b28a1c484357733b13bd8804f2f85

    • SHA512

      3240123d22aeeca127b75804657ef83882738f77ec6beaec4a41a860d2e2b02395ea73857e15b9b225d0a3c922c5b918bdfadd408a89e43884b0f61206dcad27

    • SSDEEP

      12582912:MZDK+XshsBiG+0e5yb/ORHC0WO9sjzUV4s7AesKarfAn1eqtlju:EDK+cSiGR5b/wi0W0lV1Mes1Angula

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

    • Drops file in Drivers directory

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks