General

  • Target

    1876_invoice.exe

  • Size

    25.8MB

  • Sample

    240516-ve5bfaec2w

  • MD5

    9b28351713f6b95a04996fee315aa7fd

  • SHA1

    edac4aa27925404263fafdaad6dd375732861ad1

  • SHA256

    39e246d194e4a5ade27a08d4a925dbff009fa8b66963c05f18712c1472e24a81

  • SHA512

    7971eacbb3e56be9803abcd11f9fd3246ba763b16de5d3331e984b040c2c9730a9ba085ed1a7d0ae0d24bd28ed108938284111c8f65d011ee0e62c6c2c4fc624

  • SSDEEP

    393216:M+Jsv6tWKFdu9CRXu3AzmqTL6zemNMg56LLnToMjmmV5BBWCJP0/3uj7XlC4t6no:RfmqG3Q3TTyanWCJM/e9Ch6dv

Malware Config

Targets

    • Target

      1876_invoice.exe

    • Size

      25.8MB

    • MD5

      9b28351713f6b95a04996fee315aa7fd

    • SHA1

      edac4aa27925404263fafdaad6dd375732861ad1

    • SHA256

      39e246d194e4a5ade27a08d4a925dbff009fa8b66963c05f18712c1472e24a81

    • SHA512

      7971eacbb3e56be9803abcd11f9fd3246ba763b16de5d3331e984b040c2c9730a9ba085ed1a7d0ae0d24bd28ed108938284111c8f65d011ee0e62c6c2c4fc624

    • SSDEEP

      393216:M+Jsv6tWKFdu9CRXu3AzmqTL6zemNMg56LLnToMjmmV5BBWCJP0/3uj7XlC4t6no:RfmqG3Q3TTyanWCJM/e9Ch6dv

    • Detected Egregor ransomware

    • Egregor Ransomware

      Variant of the Sekhmet ransomware first seen in September 2020.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

    • Checks installed software on the system

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks