Analysis

  • max time kernel
    42s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 02:57

General

  • Target

    4e4b8d40e702f09374acc922dc89342e.exe

  • Size

    561KB

  • MD5

    4e4b8d40e702f09374acc922dc89342e

  • SHA1

    0af20d4d4da0bfe9fb1a6ebbd976b02b22a4f0da

  • SHA256

    6e7824135199c7d0fefd7a11e8c15b4510866ccd9a81294c28167e8a62973317

  • SHA512

    218f158e82ba108225be2a95bb0b1c82c2c6b76ee141587d73ae3c0d0d84ad166f9875db6d90a4d03e323c4429be8355d06b57db9e7516bb47bb30bb4f250e56

  • SSDEEP

    12288:/S3pQJGvg2ofkqrQPjfXUigoCegEgmb+ZH9SnwX:/S4GvgnFrq/UnFe7bm

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sylviaoslh01.ddns.net:52943

194.5.98.31:52943

Mutex

ef4d8a12-57dc-4ee6-b9d3-f0d7548e6e25

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    194.5.98.31

  • backup_dns_server

  • buffer_size

    65538

  • build_time

    2021-05-01T22:47:56.313683736Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    52943

  • default_group

    Clickordie

  • enable_debug_mode

    true

  • gc_threshold

    1.0485772e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.0485772e+07

  • mutex

    ef4d8a12-57dc-4ee6-b9d3-f0d7548e6e25

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    sylviaoslh01.ddns.net

  • primary_dns_server

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    false

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8009

Signatures

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e4b8d40e702f09374acc922dc89342e.exe
    "C:\Users\Admin\AppData\Local\Temp\4e4b8d40e702f09374acc922dc89342e.exe"
    1⤵
      PID:2028
      • C:\Users\Admin\AppData\Local\Temp\4e4b8d40e702f09374acc922dc89342e.exe
        "{path}"
        2⤵
          PID:2740
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dpFlkvH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD11.tmp"
          2⤵
          • Creates scheduled task(s)
          PID:2600
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "TCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAE79.tmp"
        1⤵
        • Creates scheduled task(s)
        PID:2968
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "TCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAE39.tmp"
        1⤵
        • Creates scheduled task(s)
        PID:2488

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2028-25-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2028-2-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2028-0-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2028-3-0x0000000000510000-0x0000000000550000-memory.dmp

        Filesize

        256KB

      • memory/2028-5-0x0000000000510000-0x0000000000550000-memory.dmp

        Filesize

        256KB

      • memory/2028-4-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2028-1-0x0000000000510000-0x0000000000550000-memory.dmp

        Filesize

        256KB

      • memory/2740-24-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2740-15-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-26-0x0000000000330000-0x0000000000370000-memory.dmp

        Filesize

        256KB

      • memory/2740-23-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-21-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-19-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2740-27-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2740-13-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-11-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-9-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/2740-35-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB

      • memory/2740-36-0x0000000000330000-0x0000000000370000-memory.dmp

        Filesize

        256KB

      • memory/2740-37-0x0000000074720000-0x0000000074CCB000-memory.dmp

        Filesize

        5.7MB