General

  • Target

    87dcc2666a41188ca4c410ce1e4532d9640a0f4809a768b2c6fa0c9e9dc35eeb

  • Size

    6.3MB

  • Sample

    240525-vllsnsbg64

  • MD5

    5f2870562b4fb6dd053abb997513425f

  • SHA1

    91e37e363d0764380680ac6ff0e06307f14e7044

  • SHA256

    87dcc2666a41188ca4c410ce1e4532d9640a0f4809a768b2c6fa0c9e9dc35eeb

  • SHA512

    915dcf716b0a976b892ad0a06feab74f20a3b62cb1bd65674112a6efff0d4370194761420f14ce94cc9d83abbeaaf39539ff2ee17b0402d1e093e44d60bc47d7

  • SSDEEP

    196608:PbNVXATkEiXYMrFEtH3d9tJwka9JQ5dFe/UH0:T4QEiXRrF8H3jLwJJQ5d060

Malware Config

Targets

    • Target

      87dcc2666a41188ca4c410ce1e4532d9640a0f4809a768b2c6fa0c9e9dc35eeb

    • Size

      6.3MB

    • MD5

      5f2870562b4fb6dd053abb997513425f

    • SHA1

      91e37e363d0764380680ac6ff0e06307f14e7044

    • SHA256

      87dcc2666a41188ca4c410ce1e4532d9640a0f4809a768b2c6fa0c9e9dc35eeb

    • SHA512

      915dcf716b0a976b892ad0a06feab74f20a3b62cb1bd65674112a6efff0d4370194761420f14ce94cc9d83abbeaaf39539ff2ee17b0402d1e093e44d60bc47d7

    • SSDEEP

      196608:PbNVXATkEiXYMrFEtH3d9tJwka9JQ5dFe/UH0:T4QEiXRrF8H3jLwJJQ5d060

    • 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.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Checks whether UAC is enabled

    • Writes to the Master Boot Record (MBR)

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks