Analysis

  • max time kernel
    149s
  • max time network
    154s
  • 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, 01:47

General

  • Target
    2026-07-29_9e267a033f90ba4d272d12628bd7923a_cobalt-strike_coinminer_dosia_frostygoop_glassworm_hive_.exe
  • Size 5.8MB
  • Sample260730-b7kmysxbjf
  • SHA256 30a00125d62115f81b1f8733a10b15a7d943cccbb2d645dcbbd378ed29ec7e3b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 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.

  • Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

    A root certificate was added, modified, or removed in the trusted certificate store registry paths.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies system certificate store 2 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-29_9e267a033f90ba4d272d12628bd7923a_cobalt-strike_coinminer_dosia_frostygoop_glassworm_hive_.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-29_9e267a033f90ba4d272d12628bd7923a_cobalt-strike_coinminer_dosia_frostygoop_glassworm_hive_.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /CREATE /XML C:\Users\Admin\AppData\Local\Temp\OtxVzGCUs /F /TN ChromeUpdateTaskMachinCore
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3372
    • C:\Windows\System32\cmd.exe
      C:\Windows\System32\cmd.exe /c "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        "C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe"
        3⤵
        • Executes dropped EXE
        • Modifies trusted root certificate store through registry
        • Modifies system certificate store
        PID:3368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ChromeUpdateTaskMachinCore.exe

        • Path C:\Program Files\ChromeUpdateTaskMachinCore\ChromeUpdateTaskMachinCore.exe
        • Size 5.8MB
        • SHA256 f10843ccaf41e7c0c021033bb5a8750fe47dfee51e49e3c4f297998442942d1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OtxVzGCUs

        • Path C:\Users\Admin\AppData\Local\Temp\OtxVzGCUs
        • Size 1KB
        • SHA256 be99e50faa80375eac39da5d38d57b68ae93d310575b6d7233cc6104d4a1a484
        • MD5 SHA1 SHA512 TLSH