Overview

overview

6

Static

static

1

2026-11-01...op.exe

windows10-2004-x64

6

2026-11-01...op.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 10:29

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General

  • Target
    2026-11-01_ba2fb22f05b3ac779d36f1925e7001a4_elex_stop.exe
  • Size 11.2MB
  • Sample261102-mjrl5sbs4p
  • SHA256 7bb0f998ff4f85f4f930e085efce38ccc5d425e09bd494246247eaf85af909b5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
bootkitdefense_evasiondiscoverypersistence

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Loads dropped DLL 2 IoCs
  • Direct Volume Access: Opens a physical disk for reading 1 TTPs 16 IoCs

    Opens a raw handle to a physical disk, which bypasses file system access controls and is used for disk inspection, anti-VM checks and privilege checks.

    defense_evasion
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-01_ba2fb22f05b3ac779d36f1925e7001a4_elex_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-01_ba2fb22f05b3ac779d36f1925e7001a4_elex_stop.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Loads dropped DLL
    • Direct Volume Access: Opens a physical disk for reading
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:5540

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        GlobalMgr.db
        • Path C:\ProgramData\Tencent\DeskUpdate\GlobalMgr.db
        • Size 190B
        • SHA256 45e6e9cf9dad10ae0126392b59f1d2de6460694cf7d994144051cb57137a71eb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        Guid.db
        • Path C:\ProgramData\Tencent\DeskUpdate\Guid.db
        • Size 1KB
        • SHA256 4bb5bef6ba6e9406a75e46bda165cffdfe85daf81db773583eb848625f60b332
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        GuidInfo.db
        • Path C:\ProgramData\Tencent\DeskUpdate\GuidInfo.db
        • Size 320B
        • SHA256 d798ec6ce905d9d8107df9aa74268002a8a9a55eb2986033bb802fb23de78c08
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        GuidList.db
        • Path C:\ProgramData\Tencent\DeskUpdate\GuidList.db
        • Size 221B
        • SHA256 9334019b9d9e5d13acb3d73cc72c8618aeea2a912070f1c7c55594acd1625612
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        GuidReport.dat
        • Path C:\ProgramData\Tencent\DeskUpdate\GuidReport.dat
        • Size 818B
        • SHA256 875d20376a94f13fad8d4b4622bb483d66ab33bf5dcd157a6bd753d310fb799c
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        QQPCDownload.dll
        • Path C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e599292\QQPCDownload.dll
        • Size 11.8MB
        • SHA256 f028b096c8596f39816bee33a742ddb2a3e6d9cb3a8358fbc9becb1d9d6ee6c4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        beacon_sdk.dll
        • Path C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e599292\beacon_sdk.dll
        • Size 1.3MB
        • SHA256 af71d0ad2a91839f12b0df95a6f34cc4ff62d4210ab65af85d1d85a464b229aa
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download