Overview

overview

10

Static

static

3

2026-08-08...er.exe

windows10-2004-x64

10

2026-08-08...er.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 05:02

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General

  • Target
    2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe
  • Size 986KB
  • Sample260808-fpmf2styc1
  • SHA256 734b779be80e9ba05581411804d064792c6fd8395af12edf41671ace6aa93870
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
    defense_evasion
  • Executes dropped EXE 9 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 41 IoCs
  • Drops file in Windows directory 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5044
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1116
      • C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4860
        • \??\c:\users\admin\appdata\local\temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe 
          c:\users\admin\appdata\local\temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe 
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3964
        • C:\Windows\Resources\Themes\icsys.icn.exe
          C:\Windows\Resources\Themes\icsys.icn.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4872
          • \??\c:\windows\resources\themes\explorer.exe
            c:\windows\resources\themes\explorer.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:4080
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe SE
              6⤵
              • Executes dropped EXE
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:5380
              • \??\c:\windows\resources\svchost.exe
                c:\windows\resources\svchost.exe
                7⤵
                • Modifies visibility of hidden/system files in Explorer
                • Executes dropped EXE
                • Adds Run key to start application
                • Drops file in System32 directory
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:5268
                • \??\c:\windows\resources\spoolsv.exe
                  c:\windows\resources\spoolsv.exe PR
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of SetWindowsHookEx
                  PID:3624
  • C:\Windows\svchost.exe
    C:\Windows\svchost.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    PID:1048

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe
        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe
        • Size 950KB
        • SHA256 f3a22dbafeaae43355f34ce263dc0f37894bfb36ffa4ca33687e10f6e1a701ef
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe 
        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-08_3b4d6231fb9dccd77cc90a98531cc895_amadey_cobalt-strike_elex_jeefo_luca-stealer_njrat_smoke-loader.exe 
        • Size 815KB
        • SHA256 52db87dee0160a13cf51e31bee6320da09767582f1f359f8cf9a787d1228bf44
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        explorer.exe
        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 ec9905f0c5d6a005957450cf61ec93c4e05beb38255dd175fbcd677dba2d8934
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icsys.icn.exe
        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 702f1f91640842e12561b8f58d6b2470de1ffdd823dc4c61fd870803e8560f7d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spoolsv.exe
        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 81b79e0160944fd85b3ebacaf41ab7ec33b077197735bea145373647bf3a227a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 80218ee6174f23c0769dc02fb4ffb088ff74934f2274e5536e54cc30d884b157
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svchost.exe
        • Path C:\Windows\svchost.exe
        • Size 35KB
        • SHA256 20af03add533a6870d524a7c4753b42bfceb56cddd46016c051e23581ba743f8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1048-75-0x0000000000400000-0x000000000040D000-memory.dmp
        Download

        memory/1048-23-0x0000000000400000-0x000000000040D000-memory.dmp
        Download

        memory/1116-13-0x0000000000400000-0x000000000040D000-memory.dmp
        Download

        memory/3624-66-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4080-77-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4860-69-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4860-11-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/4872-68-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5044-4-0x0000000000400000-0x000000000040E000-memory.dmp
        Download

        memory/5268-79-0x0000000000400000-0x000000000041F000-memory.dmp
        Download

        memory/5380-67-0x0000000000400000-0x000000000041F000-memory.dmp
        Download