Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/10/2024, 03:34

General

  • Target

    1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe

  • Size

    80KB

  • MD5

    59a4d8a653f691725e82e3e9480cab20

  • SHA1

    e88607925bf5f78b0f4a16e123662d61d7778496

  • SHA256

    1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4

  • SHA512

    40a238d5a794fa4b03aceb0420d25f501c5ed14f02cd969048f92b6543aacf9c5e8457f940084233cc4f40d9921ccb5702aa7bef656e685359d6901abdfc4a30

  • SSDEEP

    1536:dPvK/3zvzVQtCsscKvWOjzJxuOmb54vHTL6lm:diqCspIzVmb5uHv6lm

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

Signatures

  • BlackNET

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

  • BlackNET payload 1 IoCs
  • Blacknet family
  • 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
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 2 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).

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe
    "C:\Users\Admin\AppData\Local\Temp\1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Windows security modification
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2676
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Get-MpPreference -verbose
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2976
    • C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"
      2⤵
      • Executes dropped EXE
      • Windows security modification
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2956
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Get-MpPreference -verbose
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabFDE1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

    Filesize

    80KB

    MD5

    59a4d8a653f691725e82e3e9480cab20

    SHA1

    e88607925bf5f78b0f4a16e123662d61d7778496

    SHA256

    1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4

    SHA512

    40a238d5a794fa4b03aceb0420d25f501c5ed14f02cd969048f92b6543aacf9c5e8457f940084233cc4f40d9921ccb5702aa7bef656e685359d6901abdfc4a30

  • C:\Users\Admin\AppData\Local\Temp\TarFE03.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\H3NPQ1LAXAV8LZHS7OSH.temp

    Filesize

    7KB

    MD5

    9d2619fac62ad1a9cc254c3521e02012

    SHA1

    23a50fb3c9ed3126ee5d78ff8b62b6006f255cf1

    SHA256

    236e0cc537df464abbcab6a0aec7846b6f1c7426e338367ae7ee9789acf141ee

    SHA512

    a62c19e5ad3c7d2e5bd9d35f90b5a05be6f7284d64bd761f04a2d2da6ded865541ae41ff6ed9b5ba4e10835e7fc14c116313cfa6c5718f0b788578d688ebc6d0

  • memory/2008-87-0x0000000002690000-0x0000000002698000-memory.dmp

    Filesize

    32KB

  • memory/2008-86-0x000000001B7B0000-0x000000001BA92000-memory.dmp

    Filesize

    2.9MB

  • memory/2676-61-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-73-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-42-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-43-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-44-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-45-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-50-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-53-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-1-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-2-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-54-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-55-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-56-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-57-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-0-0x000007FEF54CE000-0x000007FEF54CF000-memory.dmp

    Filesize

    4KB

  • memory/2676-62-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-63-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-64-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-66-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-65-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-40-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-70-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-72-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-71-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-74-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-41-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-76-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-75-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-77-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-78-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-80-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-79-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2676-3-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

    Filesize

    9.6MB

  • memory/2976-51-0x000000001B570000-0x000000001B852000-memory.dmp

    Filesize

    2.9MB

  • memory/2976-52-0x0000000002620000-0x0000000002628000-memory.dmp

    Filesize

    32KB