Overview

overview

10

Static

static

3

ac8348dd83...18.exe

windows7-x64

10

ac8348dd83...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    ac8348dd8319365d4857b1e20715c6da_JaffaCakes118
  • Size 259KB
  • Sample240615-cejqmavgre
  • SHA256 a6cf85f38f11e82be3fbabc2f7ee0d07f608f30ceb92654ec2168c4fcfad56e0
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
buerexecutionloader

Malware Config

Extracted

Family

  • buer

C2

  • https://kackdelar.top/

Targets

    • Target
      ac8348dd8319365d4857b1e20715c6da_JaffaCakes118
    • Size 259KB
    • SHA256 a6cf85f38f11e82be3fbabc2f7ee0d07f608f30ceb92654ec2168c4fcfad56e0
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    buerexecutionloader

    • Buer

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

      loaderbuer

    • Buer Loader

      Detects Buer loader in memory or disk.

      loader

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Enumerates connected drives

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks