Overview

overview

10

Static

static

10

b33d569af5...09.exe

windows7_x64

10

b33d569af5...09.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    56s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    27/04/2022, 07:35

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General

  • Target
    b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
  • Size 131KB
  • Sample220427-jerjssdcgl
  • SHA256 b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09
  • MD5 SHA1 SHA512
Score
10/10
blacknethackedpersistencetrojan

Malware Config

Extracted

Family

  • blacknet

Version

  • v3.5 Public

Botnet

  • HacKed

C2

  • http://finalb.xyz/NiggaNet

Mutex

  • BN[RqfcWolJ-7232457]

Attributes
  • antivm

    true

  • elevate_uac

    false

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    df7427b5e05183e625345c3c37ef31c0

  • startup

    true

  • usb_spread

    true

aes.plain

Signatures

  • BlackNET

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

    trojanblacknet
  • BlackNET Payload 2 IoCs
  • Contains code to disable Windows Defender 2 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious behavior: EnumeratesProcesses 49 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
    "C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1412
    • C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"
      2⤵
        PID:2196
        • C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe"
          3⤵
            PID:3188

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            WindowsUpdate.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
            • Size 131KB
            • SHA256 b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            WindowsUpdate.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
            • Size 131KB
            • SHA256 b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            svchosts.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe
            • Size 17KB
            • SHA256 ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            svchosts.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe
            • Size 17KB
            • SHA256 ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            memory/1412-130-0x00000000014DA000-0x00000000014DF000-memory.dmp
            Download

            memory/1412-134-0x0000000021C40000-0x0000000021C43000-memory.dmp
            Download

            memory/2196-135-0x000000000131A000-0x000000000131F000-memory.dmp
            Download