General

  • Target

    8136e137dbfa32f469d09da02b99314cb22bf0f6014c7e071df23cec88c70c90

  • Size

    80KB

  • Sample

    241020-31399szbkm

  • MD5

    b57654f0f6dfaf60a71f052e5ac1680e

  • SHA1

    a76e00a564ff25583675f9edddef3700444c5a1b

  • SHA256

    8136e137dbfa32f469d09da02b99314cb22bf0f6014c7e071df23cec88c70c90

  • SHA512

    1537cb65dacd57822eef2e88650e05bd32e0ff0b6fa65ad03aa82dc52660604227bec809673887dc16e6700ea83c72cb7d84bce75ab1157d2fecb020e310ac59

  • SSDEEP

    1536:dPvK/3zvzVQtCsscKvWZjzJxuOmb54vHTL6lm:diqCspBzVmb5uHv6lm

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

      8136e137dbfa32f469d09da02b99314cb22bf0f6014c7e071df23cec88c70c90

    • Size

      80KB

    • MD5

      b57654f0f6dfaf60a71f052e5ac1680e

    • SHA1

      a76e00a564ff25583675f9edddef3700444c5a1b

    • SHA256

      8136e137dbfa32f469d09da02b99314cb22bf0f6014c7e071df23cec88c70c90

    • SHA512

      1537cb65dacd57822eef2e88650e05bd32e0ff0b6fa65ad03aa82dc52660604227bec809673887dc16e6700ea83c72cb7d84bce75ab1157d2fecb020e310ac59

    • SSDEEP

      1536:dPvK/3zvzVQtCsscKvWZjzJxuOmb54vHTL6lm:diqCspBzVmb5uHv6lm

    • 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