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General

  • Target

    a1ad43760d7a2edb0f7fbc3b9cdc6e9e

  • Size

    387KB

  • Sample

    240224-mwhvrsac91

  • MD5

    a1ad43760d7a2edb0f7fbc3b9cdc6e9e

  • SHA1

    b55d0ccb64a65bd608dafd27d6d57bf6fdb49267

  • SHA256

    c40fe14a6a93721e76c9a11fa65e07509a91050c34287f822be74116e1635ed6

  • SHA512

    d92c2d970f7880b1179f9d5c22725b466bed45f92ec37efda6bf48cb47bc06bd64b7d0387876368f3df7c597214ba6178c30a79a99174bd522ef5e2abe6b6676

  • SSDEEP

    6144:gknN4CVUIm6uk06ZLYgvBA+8xmrxgmA+3cclptVopAfC:FnNhuBoY8SorxgmA+nlvVlfC

Score
10/10

Malware Config

Targets

    • Target

      a1ad43760d7a2edb0f7fbc3b9cdc6e9e

    • Size

      387KB

    • MD5

      a1ad43760d7a2edb0f7fbc3b9cdc6e9e

    • SHA1

      b55d0ccb64a65bd608dafd27d6d57bf6fdb49267

    • SHA256

      c40fe14a6a93721e76c9a11fa65e07509a91050c34287f822be74116e1635ed6

    • SHA512

      d92c2d970f7880b1179f9d5c22725b466bed45f92ec37efda6bf48cb47bc06bd64b7d0387876368f3df7c597214ba6178c30a79a99174bd522ef5e2abe6b6676

    • SSDEEP

      6144:gknN4CVUIm6uk06ZLYgvBA+8xmrxgmA+3cclptVopAfC:FnNhuBoY8SorxgmA+nlvVlfC

    Score
    10/10
    • Modifies WinLogon for persistence

    • Modifies security service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Disables use of System Restore points

    • Sets file execution options in registry

    • Checks computer location settings

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Enumerates connected drives

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks