Analysis

  • max time kernel
    47s
  • max time network
    59s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-03-2024 12:31

General

  • Target

    D867A6939E03FF1CCF63605DDDEA632E.exe

  • Size

    195KB

  • MD5

    d867a6939e03ff1ccf63605dddea632e

  • SHA1

    b04f4689ac1ecd317387b28fad290f15a68878d9

  • SHA256

    eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b

  • SHA512

    28a848f5411c8af9e046ff37507f96da84790bdaf140fbae1526ce980cb0142d47f957de3a3f1a36a6a12c6e32c28f6706f06d770e4948a6ae3f74c3c628fba2

  • SSDEEP

    1536:eZuhD5z28TC2PBttWjm38hPMsCoTgbSUPH4Lksi9WXU+pOk+G8wb/APcz+tBvqtu:7pmjm38QegbSKHanO1wbClvmYlVfm+

Malware Config

Signatures

  • BlackNET

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

  • BlackNET payload 1 IoCs
  • Contains code to disable Windows Defender 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\D867A6939E03FF1CCF63605DDDEA632E.exe
    "C:\Users\Admin\AppData\Local\Temp\D867A6939E03FF1CCF63605DDDEA632E.exe"
    1⤵
    • Adds Run key to start application
    PID:1872
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Get-MpPreference -verbose
      2⤵
        PID:2232
      • C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
        "C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"
        2⤵
          PID:4492
        • C:\Users\Admin\AppData\Local\Temp\svchosts.exe
          "C:\Users\Admin\AppData\Local\Temp\svchosts.exe"
          2⤵
            PID:4468

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe

          Filesize

          195KB

          MD5

          d867a6939e03ff1ccf63605dddea632e

          SHA1

          b04f4689ac1ecd317387b28fad290f15a68878d9

          SHA256

          eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b

          SHA512

          28a848f5411c8af9e046ff37507f96da84790bdaf140fbae1526ce980cb0142d47f957de3a3f1a36a6a12c6e32c28f6706f06d770e4948a6ae3f74c3c628fba2

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dyvmgu4q.wsm.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\svchosts.exe

          Filesize

          18KB

          MD5

          d133d370c3858c9811e70f95d554d2c6

          SHA1

          bb09b1253ce571a49b76951283883a3499588295

          SHA256

          87a1711030512dd414bcbab0659a2b51c0c16505bd8a068a282a1cc2c9fdf93b

          SHA512

          db4d41fca43e496b2b0d8d47d936a9ce204e3b6c4c669a8a9810362776a977b5337359b843fcd1d20004455d2c91f9790b3accb5352f4e55ec53c7e5d359d778

        • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-557049126-2506969350-2798870634-1000\d0f230304e413b49f7b36faf47b3bc53_571594ad-b717-4cea-93ae-747ab327a92a

          Filesize

          2KB

          MD5

          8de91c4f830956990012f9fd1269e490

          SHA1

          5396852c5a98d586d3970638bebf52ac4d7da6b9

          SHA256

          4b1f314ed0d2dd0aedd922297f2b16cce1d5716a24469b72a9e17ea43bc40433

          SHA512

          4c0ef84683613edb6196a43e2da73c58203e080cdee1c4119ad6b3823db137fec0628eb7fa8f34a7da93aa142a13b001168959d59cb425ae858372b5d7f2d555

        • memory/1872-52-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-14-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/1872-6-0x0000000000EA0000-0x0000000000EA8000-memory.dmp

          Filesize

          32KB

        • memory/1872-7-0x000000001C060000-0x000000001C0AC000-memory.dmp

          Filesize

          304KB

        • memory/1872-8-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-13-0x000000001D000000-0x000000001D062000-memory.dmp

          Filesize

          392KB

        • memory/1872-106-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-15-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-16-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-24-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-23-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-26-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-25-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-27-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-29-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-28-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-30-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-40-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-41-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-105-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-42-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-43-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-44-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-50-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-51-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-47-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-0-0x000000001B3C0000-0x000000001B466000-memory.dmp

          Filesize

          664KB

        • memory/1872-53-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-54-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-5-0x000000001BF00000-0x000000001BF9C000-memory.dmp

          Filesize

          624KB

        • memory/1872-4-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/1872-104-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-70-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-3-0x000000001B990000-0x000000001BE5E000-memory.dmp

          Filesize

          4.8MB

        • memory/1872-102-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-74-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-101-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-100-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-76-0x0000000020870000-0x0000000020970000-memory.dmp

          Filesize

          1024KB

        • memory/1872-99-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-79-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-2-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

          Filesize

          64KB

        • memory/1872-98-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/1872-1-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/1872-80-0x0000000020DC0000-0x0000000020FC0000-memory.dmp

          Filesize

          2.0MB

        • memory/2232-90-0x000002BB487E0000-0x000002BB48802000-memory.dmp

          Filesize

          136KB

        • memory/2232-75-0x00007FFC89DC0000-0x00007FFC8A881000-memory.dmp

          Filesize

          10.8MB

        • memory/2232-68-0x000002BB48860000-0x000002BB48870000-memory.dmp

          Filesize

          64KB

        • memory/4468-97-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/4468-78-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/4468-77-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4468-103-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4492-91-0x0000000000D60000-0x0000000000D70000-memory.dmp

          Filesize

          64KB

        • memory/4492-96-0x0000000000D60000-0x0000000000D70000-memory.dmp

          Filesize

          64KB

        • memory/4492-73-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/4492-60-0x00007FFC8D520000-0x00007FFC8DEC1000-memory.dmp

          Filesize

          9.6MB

        • memory/4492-55-0x0000000000D60000-0x0000000000D70000-memory.dmp

          Filesize

          64KB