Analysis

  • max time kernel
    180s
  • max time network
    181s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 15:00

General

  • Target
    bb8c0e477512adab1db26eb77fe10dadbc5dcbf8e94569061c7199ca4626a420.exe
  • Size 3.0MB
  • Sample260722-sdenaagb23
  • SHA256 bb8c0e477512adab1db26eb77fe10dadbc5dcbf8e94569061c7199ca4626a420
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 42 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bb8c0e477512adab1db26eb77fe10dadbc5dcbf8e94569061c7199ca4626a420.exe
    "C:\Users\Admin\AppData\Local\Temp\bb8c0e477512adab1db26eb77fe10dadbc5dcbf8e94569061c7199ca4626a420.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5716
    • C:\Program Files (x86)\WinRAR\uninstall.exe
      "C:\Program Files (x86)\WinRAR\uninstall.exe" /setup
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:6060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Rar.txt

        • Path C:\Program Files (x86)\WinRAR\Rar.txt
        • Size 102KB
        • SHA256 c2dcbba17f4e97f6601102c96657ecd79eb41e17f73d7dbbd0811560bd07214c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Program Files (x86)\WinRAR\Uninstall.exe
        • Size 354KB
        • SHA256 25786d3883b2fc70db3485e19aab9099bf20ce3baeb710e815a33cf3687ad2b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WhatsNew.txt

        • Path C:\Program Files (x86)\WinRAR\WhatsNew.txt
        • Size 81KB
        • SHA256 7e5bd114bd05762a756ccd96a07cc2c3957572e89242ec0c520d37b71e664ac3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WinRAR.chm

        • Path C:\Program Files (x86)\WinRAR\WinRAR.chm
        • Size 306KB
        • SHA256 d7e601bce098797f3f76f6cdd6fb49a011b4fb86ea060196c7cf2ec21bb9b5ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WinRAR.exe

        • Path C:\Program Files (x86)\WinRAR\WinRAR.exe
        • Size 2.1MB
        • SHA256 0ecd5411b86d2a314f0c5a4f788bc0128469ab4700b8a9abd22b288a9df078e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5716-0-0x0000000002E60000-0x0000000002E86000-memory.dmp

        memory/5716-46-0x0000000002E60000-0x0000000002E86000-memory.dmp

        memory/5716-63-0x0000000002E60000-0x0000000002E86000-memory.dmp