Analysis

  • max time kernel
    150s
  • max time network
    116s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 07:48

General

  • Target
    BiliTools_1.4.0-7_x64-setup/BiliTools_1.4.0-7_x64-setup.exe
  • Size 10.8MB
  • Sample260802-jm9eksxfng
  • SHA256 40e2ad8dbe0e39426277d451ae27e2726a0c6dbf5ab65160824b6fe855ab1863
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BiliTools_1.4.0-7_x64-setup\BiliTools_1.4.0-7_x64-setup.exe
    "C:\Users\Admin\AppData\Local\Temp\BiliTools_1.4.0-7_x64-setup\BiliTools_1.4.0-7_x64-setup.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:1084

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        LangDLL.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\LangDLL.dll
        • Size 5KB
        • SHA256 18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\System.dll
        • Size 12KB
        • SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsDialogs.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\nsDialogs.dll
        • Size 9KB
        • SHA256 56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsis_tauri_utils.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\nsis_tauri_utils.dll
        • Size 33KB
        • SHA256 3697d11bdbe1e34daa26b1e89d84276d9ff28148906943d0fe888354c3b13620
        • MD5 SHA1 SHA512 SSDEEP TLSH