Analysis

  • user interaction
    yes
  • max time kernel
    56s
  • max time network
    22s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/07/2026, 11:08

General

  • Target
    tf6i95rf.exe
  • Size 213KB
  • Sample260714-m8zztabs8m
  • SHA256 d39f072dbc9cce3bac5aa3f7e9ed4e07e9ba589e18afc47e4f5de2c39e4e23dc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tf6i95rf.exe
    "C:\Users\Admin\AppData\Local\Temp\tf6i95rf.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4132
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2520

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ByDRX1.py

        • Path C:\Users\Admin\AppData\Roaming\ByDRX1.py
        • Size 17KB
        • SHA256 ea36effb7801ea2c98984ce85106282b6982a4c429b015005d4822a175cbd82b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4132-0-0x00007FFB7947F000-0x00007FFB79480000-memory.dmp

        memory/4132-1-0x0000000000820000-0x0000000000860000-memory.dmp

        memory/4132-2-0x0000000000FC0000-0x0000000000FCA000-memory.dmp

        memory/4132-3-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp

        memory/4132-4-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp

        memory/4132-5-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp

        memory/4132-11-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp

        memory/4132-12-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp

        memory/4132-13-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp

        memory/4132-14-0x00007FFB792F0000-0x00007FFB79C94000-memory.dmp