General

  • Target

    UniversalNoRecoil.exe

  • Size

    3.5MB

  • Sample

    240222-t67efada52

  • MD5

    09bc1e644be731132ca33f86ef2aa866

  • SHA1

    910616c61bc4b47b52840d12acad335a7296a501

  • SHA256

    402c0ab258264cc9759adc7c34627bef4c44427e0bd76eb75a0bdb577d01e40d

  • SHA512

    6a25c0e413c97b605c7081f9eef45f934067f708d7d38ea50d3c6c4cf2b33f5043558d871c509b3185860d3c06989454e0f5521e740d6700fdee91cf808cbfda

  • SSDEEP

    49152:8XzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEVffBcdelkuR7X39c3CnD:8XzhW148Pd+Tf1mpcOldJQ3/VffBGlA

Malware Config

Targets

    • Target

      UniversalNoRecoil.exe

    • Size

      3.5MB

    • MD5

      09bc1e644be731132ca33f86ef2aa866

    • SHA1

      910616c61bc4b47b52840d12acad335a7296a501

    • SHA256

      402c0ab258264cc9759adc7c34627bef4c44427e0bd76eb75a0bdb577d01e40d

    • SHA512

      6a25c0e413c97b605c7081f9eef45f934067f708d7d38ea50d3c6c4cf2b33f5043558d871c509b3185860d3c06989454e0f5521e740d6700fdee91cf808cbfda

    • SSDEEP

      49152:8XzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEVffBcdelkuR7X39c3CnD:8XzhW148Pd+Tf1mpcOldJQ3/VffBGlA

    • Modifies visiblity of hidden/system files in Explorer

    • 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.

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks