Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 16:26

General

  • Target

    d297f1ce0aefd03b10e377fe482bce84f32044191fca26efebf93e3e95cadf3f.exe

  • Size

    926KB

  • MD5

    a5e9c6328df5c44ed9b9d383fe6c6546

  • SHA1

    e0fe183378c232751f3d33cbace65537ea04defb

  • SHA256

    d297f1ce0aefd03b10e377fe482bce84f32044191fca26efebf93e3e95cadf3f

  • SHA512

    3c8402f8205ccce4903b3dee99e8ddc1270535e55179ea1bf11e4c0295060bb5d471b78f63ecff9d503ac0e4094226b3d4de67ee04ac9cf893599b403edf3f6e

  • SSDEEP

    24576:Hrl6kD68JmloLQfgqu4Dij/f7HcAdmjKt0Okh6:Ll328U2kfc4Kf7HlFB

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

motherpure.duckdns.org:3920

185.214.10.57:3920

Mutex

bf795df6-2075-40d9-84eb-258bd0bbe097

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    185.214.10.57

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-02-22T15:40:23.303555136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    3920

  • default_group

    MAY13

  • 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

    bf795df6-2075-40d9-84eb-258bd0bbe097

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    motherpure.duckdns.org

  • 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

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Nanocore family
  • AutoIT Executable 12 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 13 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d297f1ce0aefd03b10e377fe482bce84f32044191fca26efebf93e3e95cadf3f.exe
    "C:\Users\Admin\AppData\Local\Temp\d297f1ce0aefd03b10e377fe482bce84f32044191fca26efebf93e3e95cadf3f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:2288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2288-18-0x00000000742B0000-0x000000007485B000-memory.dmp

    Filesize

    5.7MB

  • memory/2288-22-0x00000000742B0000-0x000000007485B000-memory.dmp

    Filesize

    5.7MB

  • memory/2288-20-0x00000000742B0000-0x000000007485B000-memory.dmp

    Filesize

    5.7MB

  • memory/2288-24-0x00000000742B0000-0x000000007485B000-memory.dmp

    Filesize

    5.7MB

  • memory/2288-23-0x00000000742B0000-0x000000007485B000-memory.dmp

    Filesize

    5.7MB

  • memory/2288-8-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2288-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2288-7-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2288-14-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2288-15-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2288-16-0x00000000742B1000-0x00000000742B2000-memory.dmp

    Filesize

    4KB

  • memory/2288-17-0x00000000742B0000-0x000000007485B000-memory.dmp

    Filesize

    5.7MB

  • memory/2528-2-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-26-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-3-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-32-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-6-0x0000000000120000-0x0000000000121000-memory.dmp

    Filesize

    4KB

  • memory/2528-21-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-25-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-1-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-27-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-28-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-29-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-30-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-31-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB

  • memory/2528-0-0x0000000001060000-0x000000000125A000-memory.dmp

    Filesize

    2.0MB