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General

  • Target

    d12ec0bd53761d32ea5771ba5ef22679f5c4b11b03742c70d1fb559b66e813b7

  • Size

    368KB

  • Sample

    221203-wzm4bsdf93

  • MD5

    2c711d5d912e0998355db30d6f26e210

  • SHA1

    b7b54cbc048296e7fdd312394ce66cf9d2de477c

  • SHA256

    d12ec0bd53761d32ea5771ba5ef22679f5c4b11b03742c70d1fb559b66e813b7

  • SHA512

    6007324a511144de22693687d957adcd7569628d1f712375a2341c0254311b43762f712f4026283ffc0cdddf6e32a625f8b48e3d5d040dfaa248675e4d103f81

  • SSDEEP

    6144:eZirc2Q2/J1uKBhvLR001fiXCxPsskcPJuoXbW9Rpm:J4v2mKBT6XuPssXJPyDpm

Malware Config

Targets

    • Target

      d12ec0bd53761d32ea5771ba5ef22679f5c4b11b03742c70d1fb559b66e813b7

    • Size

      368KB

    • MD5

      2c711d5d912e0998355db30d6f26e210

    • SHA1

      b7b54cbc048296e7fdd312394ce66cf9d2de477c

    • SHA256

      d12ec0bd53761d32ea5771ba5ef22679f5c4b11b03742c70d1fb559b66e813b7

    • SHA512

      6007324a511144de22693687d957adcd7569628d1f712375a2341c0254311b43762f712f4026283ffc0cdddf6e32a625f8b48e3d5d040dfaa248675e4d103f81

    • SSDEEP

      6144:eZirc2Q2/J1uKBhvLR001fiXCxPsskcPJuoXbW9Rpm:J4v2mKBT6XuPssXJPyDpm

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks installed software on the system

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

    • 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

MITRE ATT&CK Enterprise v6

Tasks