General

  • Target

    168447d837fc71deeee9f6c15e22d4f4.bin

  • Size

    295KB

  • Sample

    230311-bgjmzaga48

  • MD5

    378b172c99a0959ba119a0b3371a2de9

  • SHA1

    12301a621005cec42125a5085ef88876480b09b6

  • SHA256

    78ed6afa57daa57bb3d7989d65f2de526594168c1aa85f7d5564e6e97619ea53

  • SHA512

    8b38d89d75926f7d3fd42e988a8fde8589c954e234021601d3042d9300d61f57d31032699847575bab612fd0dee9fc21904c4aa61d670940706ecac4c4d0bd2c

  • SSDEEP

    6144:F8ImiC8Qp410nc6b7qONplKP189CGc2mvGrBbgVPSqIL/prcQj0DLeApl:qIyHb7qONpEsFc2eGr5grIhoJney

Malware Config

Targets

    • Target

      add2850732c42683ee92ba555bbffb88bf5a4eee7c51e24f15a898f2d5aff66b.exe

    • Size

      678KB

    • MD5

      168447d837fc71deeee9f6c15e22d4f4

    • SHA1

      80ad29680cb8cecf58d870ee675b155fc616097f

    • SHA256

      add2850732c42683ee92ba555bbffb88bf5a4eee7c51e24f15a898f2d5aff66b

    • SHA512

      f8e123b601b5df3e89109fcc2e215e014b0d99b382d7cfb1a8cfd55790525c4e5504ee668ac30108c1bebf32e312e0c33edb5737c7ae166b59f791269bd66112

    • SSDEEP

      12288:cPJ4U1TYQivI2qZ7aSgLwkFVpzUvest4ZEbjJLuDJVoM7:J6TYVQ2qZ7aSgLwuVfstRJLIYM

    • MedusaLocker

      Ransomware with several variants first seen in September 2019.

    • MedusaLocker payload

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

MITRE ATT&CK Enterprise v6

Tasks