General

  • Target

    6100896142098432.zip

  • Size

    114KB

  • Sample

    210526-yhyb89d532

  • MD5

    c5eeecd41206358a9170022a0fcbab6d

  • SHA1

    3e9b807bdad6968f75aa7320c3ea86764238715d

  • SHA256

    26832d0d8406b5a706d4f151571c72943d3f19472383b666ecdb1404a8db5459

  • SHA512

    3a9c57bdb014af76927f4a64348ad7d12fad8af5393f09dca238fe20c7748c0e1c0c58d4409ba3625208c1c1fd18a8679f8c43a0ce54778af6d5df905cab9533

Score
10/10

Malware Config

Extracted

Family

buer

C2

https://specialhosting.ga/

Targets

    • Target

      Electronic_Tracking_INV_#9836582365728523752.exe

    • Size

      245KB

    • MD5

      64f86981c7450dfd2c3915f213fc6720

    • SHA1

      5410d0e8569f0936b32de3199e8a187d6227fc1f

    • SHA256

      a1bdc2ca2e359ac7d5c26afb3cd89bb39285b8a8acc5876e691ceb4ba807b704

    • SHA512

      02e9e2e41a96a4e0279de44c5cdd7c18a4d08966e0e2ba9979d929f0fa5a902db1ceb3f2eb8a73d97725eed917f9e57d11999a0218f3f286908bf7e731931b22

    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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks