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General

  • Target

    f25f6e1ca5d04d2a79f44682dee48f1ce49f7449553f2dae933a3c1b46277efd

  • Size

    85KB

  • Sample

    221030-rr9vxafbfk

  • MD5

    83c57ec61d77a6fa49eaffe366bd1092

  • SHA1

    b9758bbd40a650427067d43c2587f14d3cca0058

  • SHA256

    f25f6e1ca5d04d2a79f44682dee48f1ce49f7449553f2dae933a3c1b46277efd

  • SHA512

    d6dcbe8571da5a9736813cd80d65fbe4757449256f1302d63f995ca6f5a33fb6f26a99e08bfe0b5131e42dd94308e1659191e7956a046d718d884fe8e9b060e2

  • SSDEEP

    768:Nh5sxVPFXfgaDjof4ZgHqLNhldu8pGTUTY26TsGrn5wFbUzMsPzB5aPXwekfpb:NHsxFJfgaDjofVKn1pGwTJOlw1UrYwlb

Score
10/10

Malware Config

Targets

    • Target

      f25f6e1ca5d04d2a79f44682dee48f1ce49f7449553f2dae933a3c1b46277efd

    • Size

      85KB

    • MD5

      83c57ec61d77a6fa49eaffe366bd1092

    • SHA1

      b9758bbd40a650427067d43c2587f14d3cca0058

    • SHA256

      f25f6e1ca5d04d2a79f44682dee48f1ce49f7449553f2dae933a3c1b46277efd

    • SHA512

      d6dcbe8571da5a9736813cd80d65fbe4757449256f1302d63f995ca6f5a33fb6f26a99e08bfe0b5131e42dd94308e1659191e7956a046d718d884fe8e9b060e2

    • SSDEEP

      768:Nh5sxVPFXfgaDjof4ZgHqLNhldu8pGTUTY26TsGrn5wFbUzMsPzB5aPXwekfpb:NHsxFJfgaDjofVKn1pGwTJOlw1UrYwlb

    Score
    10/10
    • Modifies WinLogon for persistence

    • Modifies system executable filetype association

    • 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 cmd.exe use via registry modification

    • Disables use of System Restore points

    • Executes dropped EXE

    • UPX packed file

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Modifies WinLogon

    • Drops autorun.inf file

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks