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Analysis

  • max time kernel
    120s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/10/2024, 14:56

General

  • Target

    012cc227533f7e21a68ede4c860d3da7eaa00b410e06e461ef36e16cb0afb0dbN.exe

  • Size

    80KB

  • MD5

    adf9c83e43c9b54838bae303e3410f30

  • SHA1

    977a0c9f16cc46b31bde75b806d4d5f82a00e95f

  • SHA256

    012cc227533f7e21a68ede4c860d3da7eaa00b410e06e461ef36e16cb0afb0db

  • SHA512

    be25e9c68c5f43dd9cae69c8cbf8801bb65ccc991eb58c7769b2d18e68ab8cd0e5ba5cca6ed400fb679ed7560f9bc2a4f100eb2744ba2fd8b97a9f40b4f2946f

  • SSDEEP

    1536:dPvK/3zvzVQtCsscKvWCjzJxuOmb54vHTL6lm:diqCsp0zVmb5uHv6lm

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.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\012cc227533f7e21a68ede4c860d3da7eaa00b410e06e461ef36e16cb0afb0dbN.exe
    "C:\Users\Admin\AppData\Local\Temp\012cc227533f7e21a68ede4c860d3da7eaa00b410e06e461ef36e16cb0afb0dbN.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Get-MpPreference -verbose
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1192
    • C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3516
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Get-MpPreference -verbose
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    52afa702b34ab802e2ecd71d9539c829

    SHA1

    6a6f18158c82910e158d7e27972486c6e4dc5c93

    SHA256

    992fefff5236c174b6dd74b76a2c5c0d33470bec786ee4b30f5577aea27b8025

    SHA512

    5e42fead63b34fb62e4173e83e11110543583aece41f736c007d8512e8f23b6713140c9233bf99f9b9d1c3302a2f526bd4d33ed1ce1f777c9e0d9dea25e37639

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

    Filesize

    80KB

    MD5

    adf9c83e43c9b54838bae303e3410f30

    SHA1

    977a0c9f16cc46b31bde75b806d4d5f82a00e95f

    SHA256

    012cc227533f7e21a68ede4c860d3da7eaa00b410e06e461ef36e16cb0afb0db

    SHA512

    be25e9c68c5f43dd9cae69c8cbf8801bb65ccc991eb58c7769b2d18e68ab8cd0e5ba5cca6ed400fb679ed7560f9bc2a4f100eb2744ba2fd8b97a9f40b4f2946f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xuo52p2x.ort.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1192-46-0x000001B1C1200000-0x000001B1C1222000-memory.dmp

    Filesize

    136KB

  • memory/2264-16-0x00007FFEE7385000-0x00007FFEE7386000-memory.dmp

    Filesize

    4KB

  • memory/2264-3-0x000000001BA70000-0x000000001BF3E000-memory.dmp

    Filesize

    4.8MB

  • memory/2264-7-0x000000001C340000-0x000000001C38C000-memory.dmp

    Filesize

    304KB

  • memory/2264-8-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-9-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-10-0x000000001F030000-0x000000001F092000-memory.dmp

    Filesize

    392KB

  • memory/2264-13-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-14-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-15-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-0-0x00007FFEE7385000-0x00007FFEE7386000-memory.dmp

    Filesize

    4KB

  • memory/2264-17-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-18-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-4-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-1-0x000000001B4B0000-0x000000001B556000-memory.dmp

    Filesize

    664KB

  • memory/2264-2-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-6-0x000000001B560000-0x000000001B568000-memory.dmp

    Filesize

    32KB

  • memory/2264-36-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-35-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/2264-5-0x000000001C090000-0x000000001C12C000-memory.dmp

    Filesize

    624KB

  • memory/3516-33-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/3516-32-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/3516-31-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/3516-61-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/3516-63-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB

  • memory/3516-62-0x00007FFEE70D0000-0x00007FFEE7A71000-memory.dmp

    Filesize

    9.6MB