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Analysis

  • max time kernel
    37s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 07:13

General

  • Target

    2cef208d03ae2f434c85229428c66724.exe

  • Size

    784KB

  • MD5

    2cef208d03ae2f434c85229428c66724

  • SHA1

    e3cb0614661cd3fe70bc4bd245678920e776c9f7

  • SHA256

    29c3861feead5d99c7d2e4c1a50dd6b29f8ca4d8add002ca8028d2f876abbbeb

  • SHA512

    bcc3bc8dc71434f8d9561ec8eba5dfedca332de67ef1bd6be0c55fc12abe316561f2212ee34b6fc354da94778281d4d971db8ab11d315aa72422a8286b5f0f85

  • SSDEEP

    12288:vB0UM7PtYaerVBsrZBcpcWPk8ZQddwtxUMOnzHekqDE0F73vYaer:vB0U+MrVm1B4tZO+tHOzHcl7Or

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

mec.sytes.net:3259

Mutex

9358a53f-433c-42f5-bd3f-14ae4da528cf

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    mec.sytes.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-04-04T14:41:53.527071936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    3259

  • default_group

    Mine

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    9358a53f-433c-42f5-bd3f-14ae4da528cf

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    mec.sytes.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Signatures

Processes

  • C:\Users\Admin\AppData\Local\Temp\2cef208d03ae2f434c85229428c66724.exe
    "C:\Users\Admin\AppData\Local\Temp\2cef208d03ae2f434c85229428c66724.exe"
    1⤵
      PID:2148
      • C:\Users\Admin\AppData\Local\Temp\2cef208d03ae2f434c85229428c66724.exe
        "{path}"
        2⤵
          PID:2856
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zwiElCA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA45A.tmp"
          2⤵
          • Creates scheduled task(s)
          PID:2644

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2148-23-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB

      • memory/2148-2-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB

      • memory/2148-0-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB

      • memory/2148-4-0x00000000020F0000-0x0000000002130000-memory.dmp

        Filesize

        256KB

      • memory/2148-3-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB

      • memory/2148-1-0x00000000020F0000-0x0000000002130000-memory.dmp

        Filesize

        256KB

      • memory/2856-22-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-24-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-26-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-20-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-18-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2856-14-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-12-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-10-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-8-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2856-27-0x0000000074270000-0x000000007481B000-memory.dmp

        Filesize

        5.7MB