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General

  • Target

    127974ae306f0e0434bc6bcdff0b141907fbe11447eb60748dbd43ae87c43c06.exe.compressed

  • Size

    99KB

  • Sample

    240128-12xsrsbbc5

  • MD5

    fc0cd8c09e1bf0954c69148ce27d6763

  • SHA1

    b1876fdbde6da1f79c9dae609a05ac5abb46b3f5

  • SHA256

    8dde13bc5834ca881bbe14707b2ce81b776783150c4a7a8e49b772fb6d610b83

  • SHA512

    4141cf923e1c492fd9fe7219b0ca99fd1dcecc81621c6d2781037cf1fc8e58d5e13434932110f3dd2f23a245cb8e42d53ba3bb3401c72c6ab82a40497989cb43

  • SSDEEP

    3072:/oiJSuICoVLop3pYTGGcBtkowoxxnNycSi7LTl:tguYq2GGEkowCFpZfT

Score
10/10

Malware Config

Targets

    • Target

      127974ae306f0e0434bc6bcdff0b141907fbe11447eb60748dbd43ae87c43c06.exe.compressed

    • Size

      99KB

    • MD5

      fc0cd8c09e1bf0954c69148ce27d6763

    • SHA1

      b1876fdbde6da1f79c9dae609a05ac5abb46b3f5

    • SHA256

      8dde13bc5834ca881bbe14707b2ce81b776783150c4a7a8e49b772fb6d610b83

    • SHA512

      4141cf923e1c492fd9fe7219b0ca99fd1dcecc81621c6d2781037cf1fc8e58d5e13434932110f3dd2f23a245cb8e42d53ba3bb3401c72c6ab82a40497989cb43

    • SSDEEP

      3072:/oiJSuICoVLop3pYTGGcBtkowoxxnNycSi7LTl:tguYq2GGEkowCFpZfT

    Score
    9/10
    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Detects command variations typically used by ransomware

    • Detects executables containing many references to VEEAM. Observed in ransomware

    • Detects executables referencing many IR and analysis tools

    • Renames multiple (308) files with added filename extension

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

    • UPX dump on OEP (original entry point)

    • 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.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Modifies boot configuration data using bcdedit

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks