Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 21:42

General

  • Target
    2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe
  • Size 333KB
  • Sample260810-1kntjayhnd
  • SHA256 fcb03c78207dfb86e599e907016deb734ad674a9ae9628b8f17db1d5ea9a9951
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • 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.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:352
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aBEF1.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4172
      • C:\Users\Admin\AppData\Local\Temp\2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe"
        3⤵
        • Executes dropped EXE
        PID:3108
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4048
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
        • Size 124KB
        • SHA256 72f3d1a36ba06b0e912ae8f70f3c047c6d5e8870d266f4872822ff8860f89ca2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$aBEF1.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aBEF1.bat
        • Size 944B
        • SHA256 9a6b1a0d3f50118db9dba04897fb88a6d4f7a285faa1c6040d4f01bb5c18c8c3
        • MD5 SHA1 SHA512 TLSH

        2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-10_d32b98c381e18e248b8f12f271ba66e9_amadey_cobalt-strike_elex_luca-stealer_njrat_smoke-loader.exe.exe
        • Size 307KB
        • SHA256 affd87f344207744e4c43215d29add1a6ccf4eaa6a17591654d14cfa164b8b0c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 047f0e5cd405822a0e53adfa3d29cc56914d67f6cf3a80cf95792306068555c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-2115213192-531537726-3295841909-1000\_desktop.ini
        • Size 9B
        • SHA256 a6a30469b07b10cfc3228a527f800194638f4d6c88b814a540b333c9371056f8
        • MD5 SHA1 SHA512

        memory/352-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/352-11-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-30-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-35-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-39-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-73-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-1246-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-22-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-5043-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-12-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4048-5516-0x0000000000400000-0x0000000000434000-memory.dmp