General

  • Target

    ShxdowFNPriv.exe

  • Size

    8.9MB

  • Sample

    230322-cbanjsgc4y

  • MD5

    b71f7df698f84a4a2be07470c0211c42

  • SHA1

    d5c136cb51351227171e712e5d13418f889a24ce

  • SHA256

    dea30e9fae094570ec778a0c06c813de1d490b9941f3b147199b28bf6f04ab6d

  • SHA512

    1078c75a89a2d3abfda257da636e2898ae8ed0bb3ff38105917f1ac6e79edd311157db90838bec7a3822374ef2e63b5228ff805980a4f38a0852e2f348cfcf17

  • SSDEEP

    196608:KM5i3Gve7iiGc7oMcVnUWGdFo3ZOlQKtvRbKP37OLvRs:KM5TvIiUoMcOWxpOlhsTOTRs

Malware Config

Targets

    • Target

      ShxdowFNPriv.exe

    • Size

      8.9MB

    • MD5

      b71f7df698f84a4a2be07470c0211c42

    • SHA1

      d5c136cb51351227171e712e5d13418f889a24ce

    • SHA256

      dea30e9fae094570ec778a0c06c813de1d490b9941f3b147199b28bf6f04ab6d

    • SHA512

      1078c75a89a2d3abfda257da636e2898ae8ed0bb3ff38105917f1ac6e79edd311157db90838bec7a3822374ef2e63b5228ff805980a4f38a0852e2f348cfcf17

    • SSDEEP

      196608:KM5i3Gve7iiGc7oMcVnUWGdFo3ZOlQKtvRbKP37OLvRs:KM5TvIiUoMcOWxpOlhsTOTRs

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

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Tasks