General

  • Target

    ba5fa7cc1a918b866354f4a5d9d92ceb3965ff81eb96e1608f190bccf12d38e6

  • Size

    89KB

  • Sample

    220201-lcj32scfg6

  • MD5

    96f008e97e84f07d643548ca503d7930

  • SHA1

    7f0d5571b331b681e1689a2fda251329dcfa527f

  • SHA256

    ba5fa7cc1a918b866354f4a5d9d92ceb3965ff81eb96e1608f190bccf12d38e6

  • SHA512

    55633a88d52c46e286153c94698ec6fad8d7ecfe1d0cd48873117f9dca9f8b6681236e07a1f3d827ed57bbc7b4758060a4482d30b21cc52119680a8e603d3b64

Score
10/10

Malware Config

Extracted

Family

buer

C2

https://syndicationtwimg.site/

Targets

    • Target

      ba5fa7cc1a918b866354f4a5d9d92ceb3965ff81eb96e1608f190bccf12d38e6

    • Size

      89KB

    • MD5

      96f008e97e84f07d643548ca503d7930

    • SHA1

      7f0d5571b331b681e1689a2fda251329dcfa527f

    • SHA256

      ba5fa7cc1a918b866354f4a5d9d92ceb3965ff81eb96e1608f190bccf12d38e6

    • SHA512

      55633a88d52c46e286153c94698ec6fad8d7ecfe1d0cd48873117f9dca9f8b6681236e07a1f3d827ed57bbc7b4758060a4482d30b21cc52119680a8e603d3b64

    Score
    10/10
    • Buer

      Buer is a new modular loader first seen in August 2019.

    • Modifies WinLogon for persistence

    • Buer Loader

      Detects Buer loader in memory or disk.

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Enumerates connected drives

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

MITRE ATT&CK Enterprise v6

Tasks