General

  • Target

    2024-06-04_1ef233711d9aecf5d7426046101bf70b_darkside

  • Size

    147KB

  • Sample

    240604-a319gafb8y

  • MD5

    1ef233711d9aecf5d7426046101bf70b

  • SHA1

    2d9396963e2776b1c7720afc8b1e704585510f74

  • SHA256

    4fd323ac88785b56fddf6fc626f240057c0d03377277ee9e8ea609bab33646d2

  • SHA512

    22d518d4bf1a037501ec6a058566873d5f4e8b63fd7c1e341d6982a320b41c670f895ff1670ca15354bc9221723ce49acf9bdff798d26b098495ec57fb952252

  • SSDEEP

    3072:f6glyuxE4GsUPnliByocWepgzQfUMdGxUnsRa8Ds:f6gDBGpvEByocWei0sMd6UnsRa8o

Malware Config

Targets

    • Target

      2024-06-04_1ef233711d9aecf5d7426046101bf70b_darkside

    • Size

      147KB

    • MD5

      1ef233711d9aecf5d7426046101bf70b

    • SHA1

      2d9396963e2776b1c7720afc8b1e704585510f74

    • SHA256

      4fd323ac88785b56fddf6fc626f240057c0d03377277ee9e8ea609bab33646d2

    • SHA512

      22d518d4bf1a037501ec6a058566873d5f4e8b63fd7c1e341d6982a320b41c670f895ff1670ca15354bc9221723ce49acf9bdff798d26b098495ec57fb952252

    • SSDEEP

      3072:f6glyuxE4GsUPnliByocWepgzQfUMdGxUnsRa8Ds:f6gDBGpvEByocWei0sMd6UnsRa8o

    • Renames multiple (286) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks