Analysis

  • max time kernel
    151s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 06:40

General

  • Target
    2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe
  • Size 19.4MB
  • Sample260730-hfcatsel5y
  • SHA256 e7a1ece9194d18918c2e393be9211eb11732ddd0397fe17e57d030b4d4349458
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2392
    • \??\c:\users\admin\appdata\local\temp\2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe 
      c:\users\admin\appdata\local\temp\2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe 
      2⤵
      • Executes dropped EXE
      PID:3888
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • 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:1352
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • 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:2740
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5132
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:356
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:5992

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-30_ff8a205e1c24be376a6cfd4fd36d4d81_cobalt-strike_coinminer_dosia_elex_glassworm_luca-steale.exe 
        • Size 19.2MB
        • SHA256 1001bd4a83f6addac166bfdfc3e777f3b751bb397e11b5d8f1d6ec1c2dd44023
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 3eceff2cef55a836440d90717072ecd3eb71456814b4b74419f4d40a18a3db94
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 b99a5bcf4a7283defb6ee8611b7f38c704c53c910e9a0d89138b0be4e4455f81
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 5340b06c15796dc38063e7045bc811a599ab31d491556bd516eb341614ce5122
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 3e13690b096ff9b709929380c1c170069b5f34f086de0d92efc89626221f08b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/356-54-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/1352-51-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2392-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2392-52-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2740-25-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/2740-53-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5132-50-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5992-49-0x0000000000400000-0x000000000041F000-memory.dmp