Overview

overview

10

Static

static

Invoice.xlsb

windows7_x64

10

Invoice.xlsb

windows10_x64

10

Sharing

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General

  • Target
    Invoice.xlsb
  • Size 155KB
  • Sample201215-fyjsnn35hj
  • SHA256 45cc417aeb30d7aaba675077c10f70d66ee9b1b8b4820f0469221f0a87fe9545
  • MD5 SHA1 SHA512
Score
10/10
buerloader

Malware Config

Extracted

Family

  • buer

C2

  • softwareconsbank.com

Targets

    • Target
      Invoice.xlsb
    • Size 155KB
    • SHA256 45cc417aeb30d7aaba675077c10f70d66ee9b1b8b4820f0469221f0a87fe9545
    • MD5 SHA1 SHA512
    Score
    10/10
    buerloader

    • Buer

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

      loaderbuer

    • Buer Loader

      Detects Buer loader in memory or disk.

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks