Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/11/2026, 05:09

General

  • Target
    2026-11-08_3cdf499a38bfa98c46be5d39dbdfecb4_blankgrabber_cobalt-strike_glassworm_icedid_njrat_satacom.exe
  • Size 9.1MB
  • Sample261109-ftdppshy6s
  • SHA256 272a979d4c64a27e9ff44345ff6ca640efad7757c1da59f3fa95fdc02c4ec7c4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • 89.127.232.127:12345

  • 127.0.0.1:12345

Mutex
  • d75129b3-27e9-441a-bff8-d50844ac87b2

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2026-08-07T08:28:39.416342236Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    12345

  • default_group

    Default

  • 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

    d75129b3-27e9-441a-bff8-d50844ac87b2

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    89.127.232.127

  • primary_dns_server

    8.8.8.8

  • request_elevation

    false

  • 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

    8000

Signatures

  • Family: NanoCore

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-08_3cdf499a38bfa98c46be5d39dbdfecb4_blankgrabber_cobalt-strike_glassworm_icedid_njrat_satacom.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-08_3cdf499a38bfa98c46be5d39dbdfecb4_blankgrabber_cobalt-strike_glassworm_icedid_njrat_satacom.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3348
    • C:\Users\Admin\AppData\Local\Temp\2026-11-08_3cdf499a38bfa98c46be5d39dbdfecb4_blankgrabber_cobalt-strike_glassworm_icedid_njrat_satacom.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-11-08_3cdf499a38bfa98c46be5d39dbdfecb4_blankgrabber_cobalt-strike_glassworm_icedid_njrat_satacom.exe"
      2⤵
      • Loads dropped DLL
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\admin_jisoo4zmm0t2.bat"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4324
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -NoP -NonI -Command "Set-MpPreference -DisableRealtimeMonitoring $true; Add-MpPreference -ExclusionPath "C:/Users/Admin/AppData/Local/Temp/drop_jisoo4zmm0t2"; Out-File -FilePath "C:\Users\Admin\AppData\Local\Temp\marker_jisoo4zmm0t2.txt""
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3464
      • C:\Users\Admin\AppData\Local\Temp\drop_jisoo4zmm0t2\run.exe
        "C:\Users\Admin\AppData\Local\Temp\drop_jisoo4zmm0t2\run.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2620
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /create /f /tn "UDP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp836F.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2520
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks.exe" /create /f /tn "UDP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp840C.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:4272
  • C:\Users\Admin\AppData\Local\Temp\drop_jisoo4zmm0t2\run.exe
    "C:\Users\Admin\AppData\Local\Temp\drop_jisoo4zmm0t2\run.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2844
  • C:\Program Files (x86)\UDP Host\udphost.exe
    "C:\Program Files (x86)\UDP Host\udphost.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2644

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\VCRUNTIME140.dll
        • Size 117KB
        • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\_bz2.pyd
        • Size 86KB
        • SHA256 ef5277eb670219274e7d1e92190ddf7f4bb94d4922ca1c1a12efadfd2c4c66f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\_ctypes.pyd
        • Size 139KB
        • SHA256 fd4847b99cd504a66bdc4739f15181b562774e6736bb88775880b073276dede1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\_lzma.pyd
        • Size 157KB
        • SHA256 39e5bc3624a26c9f6ad2e2df412543b0bd697a1d75338b44fe99763358d6d8cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _zstd.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\_zstd.pyd
        • Size 491KB
        • SHA256 54e6acfbc1cb27c9afea0e133cadac68b89869ff1a14eb0c678d40eb9c655347
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\base_library.zip
        • Size 1.3MB
        • SHA256 5f73346e9c96411fc5cdde50945c1466ce4f80f68989a6ac2a6e263de6545a09
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\python314.dll
        • Size 6.5MB
        • SHA256 18310593c50ad109fc5c95db1fd5c92ecec9e1bfc66c976df9fc11dd62616d5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d142\ucrtbase.dll
        • Size 964KB
        • SHA256 2775b59264f6536a0da39e3dae8bfe22c492666d5f3313411c461715af057ece
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_a45hzkjz.1wu.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_a45hzkjz.1wu.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        admin_jisoo4zmm0t2.bat

        • Path C:\Users\Admin\AppData\Local\Temp\admin_jisoo4zmm0t2.bat
        • Size 262B
        • SHA256 101c533fc6be8b42aa0348b106154e3896b690945746eaa89acf253c30e61335
        • MD5 SHA1 SHA512 TLSH

        run.exe

        • Path C:\Users\Admin\AppData\Local\Temp\drop_jisoo4zmm0t2\run.exe
        • Size 203KB
        • SHA256 799ee34955aad048fc0638014ec9b6b3083f97a14bfcceb5a4f5b3fc5946e7da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        drop_jisoo4zmm0t2_log.txt

        • Path C:\Users\Admin\AppData\Local\Temp\drop_jisoo4zmm0t2_log.txt
        • Size 79B
        • SHA256 20dbb949463613e1285a778a010a7bb18802eb1b1357eca975e0de31eb6c8000
        • MD5 SHA1 SHA512 TLSH

        marker_jisoo4zmm0t2.txt

        • Path C:\Users\Admin\AppData\Local\Temp\marker_jisoo4zmm0t2.txt
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        tmp836F.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp836F.tmp
        • Size 1KB
        • SHA256 5fe57a2342d969631458fdbfbd0319c4d58564cb367f9956b0d23bcd20431b3f
        • MD5 SHA1 SHA512 TLSH

        tmp840C.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp840C.tmp
        • Size 1KB
        • SHA256 74d7ae25500c92c38e80fa39b154f6ae747978fecd83e15cb2c5f8152a73a1bc
        • MD5 SHA1 SHA512 TLSH

        memory/3464-94-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-109-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-96-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-103-0x000001E677420000-0x000001E67743E000-memory.dmp

        memory/3464-104-0x000001E6777E0000-0x000001E677892000-memory.dmp

        memory/3464-105-0x000001E677550000-0x000001E67755A000-memory.dmp

        memory/3464-106-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-107-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-108-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-95-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-110-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-111-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-114-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-92-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-91-0x00007FF9FBC70000-0x00007FF9FC614000-memory.dmp

        memory/3464-90-0x000001E677350000-0x000001E677372000-memory.dmp

        memory/3464-84-0x00007FF9FBDFF000-0x00007FF9FBE00000-memory.dmp