Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/04/2025, 08:53

General

  • Target

    Ödeme kopyası.exe

  • Size

    1.1MB

  • MD5

    18305658cb2edb8a1a43275ff9d90f6f

  • SHA1

    a604dd1cf459e051be9225b5e6ea172a4fc49092

  • SHA256

    60de37f8965472ff0581e060db7950e8d198495538822fa5866c0e7ab8f787e5

  • SHA512

    427a838c9ccb21afdd63d8d62ee72becdbd7ce4e4198fb380d08a4eee902a63bd62d3654569c54630506b11aa6571c505ef446b1bf0ef09855fe4ab3f5d07e6c

  • SSDEEP

    24576:Au6J33O0c+JY5UZ+XC0kGso6FaaX7BJv68wgVvWY:qu0c++OCvkGs9FaaXb+LY

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

82.115.223.158:28288

kiznet.ddns.net:28288

Mutex

1f2f55c9-0803-4663-b998-cc401ee7c28a

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    kiznet.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2025-01-12T11:07:31.068513236Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    28288

  • default_group

    Ogwugwu

  • 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

    1f2f55c9-0803-4663-b998-cc401ee7c28a

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    82.115.223.158

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • 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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ödeme kopyası.exe
    "C:\Users\Admin\AppData\Local\Temp\Ödeme kopyası.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:6012
    • C:\Users\Admin\AppData\Local\Myriopoda\unfatigued.exe
      "C:\Users\Admin\AppData\Local\Temp\Ödeme kopyası.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2976
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\Ödeme kopyası.exe"
        3⤵
        • Adds Run key to start application
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:4752
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Program Files (x86)\DDP Monitor\ddpmon.exe
    1⤵
      PID:4748

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Myriopoda\unfatigued.exe

      Filesize

      1.1MB

      MD5

      18305658cb2edb8a1a43275ff9d90f6f

      SHA1

      a604dd1cf459e051be9225b5e6ea172a4fc49092

      SHA256

      60de37f8965472ff0581e060db7950e8d198495538822fa5866c0e7ab8f787e5

      SHA512

      427a838c9ccb21afdd63d8d62ee72becdbd7ce4e4198fb380d08a4eee902a63bd62d3654569c54630506b11aa6571c505ef446b1bf0ef09855fe4ab3f5d07e6c

    • C:\Users\Admin\AppData\Local\Temp\aut6580.tmp

      Filesize

      202KB

      MD5

      753353ea9913449190148bc58279f0a0

      SHA1

      fc8bd52e6cf7c2bcb3bd8a8d4b40cb09e67a7703

      SHA256

      686e445c8e66609c4bcc511a4371e21b8033341620ed938e60e0643fe7e1889f

      SHA512

      6f56669c1f0516364b3f85d67dd1d8cbda08926d54a4324fcc483008e7b299e3e078aeb580cf943dfcb407365749ce1ce4b7917a4295cdc7d14444183dbb568a

    • memory/4752-23-0x0000000074C80000-0x0000000075231000-memory.dmp

      Filesize

      5.7MB

    • memory/4752-21-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/4752-22-0x0000000074C82000-0x0000000074C83000-memory.dmp

      Filesize

      4KB

    • memory/4752-24-0x0000000074C80000-0x0000000075231000-memory.dmp

      Filesize

      5.7MB

    • memory/4752-27-0x0000000074C80000-0x0000000075231000-memory.dmp

      Filesize

      5.7MB

    • memory/4752-28-0x0000000074C82000-0x0000000074C83000-memory.dmp

      Filesize

      4KB

    • memory/4752-29-0x0000000074C80000-0x0000000075231000-memory.dmp

      Filesize

      5.7MB

    • memory/4752-30-0x0000000074C80000-0x0000000075231000-memory.dmp

      Filesize

      5.7MB

    • memory/4752-31-0x0000000074C80000-0x0000000075231000-memory.dmp

      Filesize

      5.7MB

    • memory/6012-7-0x0000000003710000-0x0000000003714000-memory.dmp

      Filesize

      16KB