General

  • Target

    c8e99c81e1b50f3fae2b2dfa184673bfb55f5125c6c14612b1fd7125a02cefe6N

  • Size

    80KB

  • Sample

    241020-yf249aycqr

  • MD5

    efaac6453321e4c9df7e4474567058f0

  • SHA1

    626a1234d72c711fe78b3408cd9b68b636509e2e

  • SHA256

    c8e99c81e1b50f3fae2b2dfa184673bfb55f5125c6c14612b1fd7125a02cefe6

  • SHA512

    3675647aa06bc859f732fc412c467aee56fabc4854b421ad09682fd205e7e020da097d5770da385edb255538e76674108f10811237dc1e1cc593d0f03c2d1468

  • SSDEEP

    1536:dPvK/3zvzVQtCsscKvWyjzJxuOmb54vHTL6lm:diqCspkzVmb5uHv6lm

Malware Config

Extracted

Family

blacknet

Botnet

HacKed

C2

https://lovegunny.net/

Mutex

BN[GnFquUJG-0548378]

Attributes
  • antivm

    false

  • elevate_uac

    true

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    cde2f914e4cce7f13b2c1cec7b6da970

  • startup

    false

  • usb_spread

    true

Targets

    • Target

      c8e99c81e1b50f3fae2b2dfa184673bfb55f5125c6c14612b1fd7125a02cefe6N

    • Size

      80KB

    • MD5

      efaac6453321e4c9df7e4474567058f0

    • SHA1

      626a1234d72c711fe78b3408cd9b68b636509e2e

    • SHA256

      c8e99c81e1b50f3fae2b2dfa184673bfb55f5125c6c14612b1fd7125a02cefe6

    • SHA512

      3675647aa06bc859f732fc412c467aee56fabc4854b421ad09682fd205e7e020da097d5770da385edb255538e76674108f10811237dc1e1cc593d0f03c2d1468

    • SSDEEP

      1536:dPvK/3zvzVQtCsscKvWyjzJxuOmb54vHTL6lm:diqCspkzVmb5uHv6lm

    • BlackNET

      BlackNET is an open source remote access tool written in VB.NET.

    • BlackNET payload

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Windows security modification

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks