General

  • Target

    b3bf3ec23cae1f14bb3b014a90f74259912cf550b012901b49c5440d9fc868d5N

  • Size

    80KB

  • Sample

    241021-jy4cpsxgkj

  • MD5

    9bd589ca18efe19dd1c0fd088118d090

  • SHA1

    8c2b612bce8a42b6c61ea3c14aba501cd30f29cb

  • SHA256

    b3bf3ec23cae1f14bb3b014a90f74259912cf550b012901b49c5440d9fc868d5

  • SHA512

    af06fa63fe272c20f24ceeb894c2fda1f7abbba5fc16baaae0686b893aa8d3aea785a10c7fad7a0182e4569c83f2ef19450f9edca599269eef544b155f5255d8

  • SSDEEP

    1536:dPvK/3zvzVQtCsscKvWjjzJxuOmb54vHTL6lm:diqCsp3zVmb5uHv6lm

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

      b3bf3ec23cae1f14bb3b014a90f74259912cf550b012901b49c5440d9fc868d5N

    • Size

      80KB

    • MD5

      9bd589ca18efe19dd1c0fd088118d090

    • SHA1

      8c2b612bce8a42b6c61ea3c14aba501cd30f29cb

    • SHA256

      b3bf3ec23cae1f14bb3b014a90f74259912cf550b012901b49c5440d9fc868d5

    • SHA512

      af06fa63fe272c20f24ceeb894c2fda1f7abbba5fc16baaae0686b893aa8d3aea785a10c7fad7a0182e4569c83f2ef19450f9edca599269eef544b155f5255d8

    • SSDEEP

      1536:dPvK/3zvzVQtCsscKvWjjzJxuOmb54vHTL6lm:diqCsp3zVmb5uHv6lm

    • 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