General

  • Target

    Scrip.exe

  • Size

    192KB

  • Sample

    230824-j548ksce81

  • MD5

    81cbb0338bea846c1163fc19b5a9c174

  • SHA1

    9a9ea1ff3704166d4b76838b17159987e30207e8

  • SHA256

    b6baee7c17b0c7603c639172e6ff9f642ce4508ba64afedf969a3608204c64e0

  • SHA512

    3bf7e26bcd46e80d026f5b2d6fab82fcae56a3e380d9a88f2ee876539037016467adffbd01043e20191b5e83687457a4ce936178bdc38a49e493f55656537ac8

  • SSDEEP

    3072:ObhQVe2GRs9ABW7z0QrTauJFFco5cAIp9BAVf2SR3b:HwFs9AsEQfC9jBAVfh

Score
10/10

Malware Config

Extracted

Family

buer

C2

https://165.232.118.210/

Targets

    • Target

      Scrip.exe

    • Size

      192KB

    • MD5

      81cbb0338bea846c1163fc19b5a9c174

    • SHA1

      9a9ea1ff3704166d4b76838b17159987e30207e8

    • SHA256

      b6baee7c17b0c7603c639172e6ff9f642ce4508ba64afedf969a3608204c64e0

    • SHA512

      3bf7e26bcd46e80d026f5b2d6fab82fcae56a3e380d9a88f2ee876539037016467adffbd01043e20191b5e83687457a4ce936178bdc38a49e493f55656537ac8

    • SSDEEP

      3072:ObhQVe2GRs9ABW7z0QrTauJFFco5cAIp9BAVf2SR3b:HwFs9AsEQfC9jBAVfh

    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.

    • Deletes itself

    • Executes dropped EXE

    • 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 v15

Tasks