Overview

overview

8

Static

static

6

TibiaHeroes.exe

windows10-2004-x64

8

TibiaHeroes.exe

windows11-ltsc_2024-x64

8

otclientv8.bat

windows10-2004-x64

8

otclientv8.bat

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    82s
  • max time network
    135s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 18:56

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General

  • Target
    TibiaHeroes.exe
  • Size 15.0MB
  • Sample260809-xlnclstgkc
  • SHA256 baa0660804200ea5c467d2379ffa77d18a08d29e448b4ec225c6179201c4a39d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasiondiscoveryexecutionexploitpersistenceprivilege_escalation

Malware Config

Signatures

  • Drops file in Drivers directory 64 IoCs
  • Manipulates Digital Signatures 2 IoCs

    Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

  • Possible privilege escalation attempt 2 IoCs
    exploit
  • Boot or Logon Autostart Execution: Print Processors 1 TTPs 1 IoCs

    Adversaries may abuse print processors to run malicious DLLs during system boot for persistence and/or privilege escalation.

    persistence
  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation
  • Executes dropped EXE 1 IoCs
  • Indicator Removal: Clear Windows Event Logs 1 TTPs 64 IoCs

    Clear Windows Event Logs to hide the activity of an intrusion.

    defense_evasion
  • Loads dropped DLL 2 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 64 IoCs
  • Modifies termsrv.dll 1 TTPs 1 IoCs

    Commonly used to allow simultaneous RDP sessions.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    defense_evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\TibiaHeroes.exe
    "C:\Users\Admin\AppData\Local\Temp\TibiaHeroes.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3248
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /d /s /c ""C:\Users\Admin\AppData\Local\Temp\otclientv8.bat""
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4900
      • C:\Windows\system32\attrib.exe
        attrib -h -s -r "C:\\*" /s /d
        3⤵
        • Drops file in Drivers directory
        • Manipulates Digital Signatures
        • Boot or Logon Autostart Execution: Print Processors
        • Creates a file in the Startup directory
        • Indicator Removal: Clear Windows Event Logs
        • Drops desktop.ini file(s)
        • Drops file in System32 directory
        • Modifies termsrv.dll
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Views/modifies file attributes
        PID:4672
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\" /r /d y
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2656
      • C:\Windows\system32\icacls.exe
        icacls "C:\" /grant Administrators:F /t /c /q
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1932
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c dir "C:\" /ad /b /s 2>nul | sort /r
        3⤵
        • Executes a command shell one-liner
        PID:5800
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" dir "C:\" /ad /b /s 2>nul"
          4⤵
            PID:1636
          • C:\Windows\system32\sort.exe
            sort /r
            4⤵
              PID:460

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads

            msoshext.dll
            • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msoshext.dll
            • Size 1.7MB
            • SHA256 606390649012b31b5d83630f1186562e4b1ce4023d8870d8c29eb62e7e0769e0
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            msvcp140.dll
            • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msvcp140.dll
            • Size 613KB
            • SHA256 99e3e25cda404283fbd96b25b7683a8d213e7954674adefa2279123a8d0701fd
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            vcruntime140.dll
            • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\vcruntime140.dll
            • Size 83KB
            • SHA256 2b7602cc1521101d116995e3e2ddfe0943349806378a0d40add81ba64e359b6c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download