Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 06:17

General

  • Target
    ueberlaerm-professor-0.5.0-windows.exe
  • Size 5.4MB
  • Sample260910-g13svazbjd
  • SHA256 84d197f595a77f317c65a7e166d360b31b5130e31546790a37413bd1c4bf6f1b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 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 7 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.

  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ueberlaerm-professor-0.5.0-windows.exe
    "C:\Users\Admin\AppData\Local\Temp\ueberlaerm-professor-0.5.0-windows.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5496
    • C:\Users\Admin\AppData\Local\Temp\is-HT4U5MM0F9.tmp\ueberlaerm-professor-0.5.0-windows.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-HT4U5MM0F9.tmp\ueberlaerm-professor-0.5.0-windows.tmp" /SL5="$401B8,4436723,893952,C:\Users\Admin\AppData\Local\Temp\ueberlaerm-professor-0.5.0-windows.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      PID:2524

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ueberlaerm-professor-0.5.0-windows.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-HT4U5MM0F9.tmp\ueberlaerm-professor-0.5.0-windows.tmp
        • Size 4.2MB
        • SHA256 13b37db491671aeb188a1468c41828ab29d1c59f474abf581e75415e92770e69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2524-6-0x0000000001240000-0x0000000001241000-memory.dmp

        memory/2524-10-0x0000000001240000-0x0000000001241000-memory.dmp

        memory/2524-9-0x0000000000CA0000-0x00000000010EB000-memory.dmp

        memory/2524-12-0x0000000000CA0000-0x00000000010EB000-memory.dmp

        memory/2524-26-0x0000000000CA0000-0x00000000010EB000-memory.dmp

        memory/5496-0-0x0000000000730000-0x0000000000819000-memory.dmp

        memory/5496-8-0x0000000000730000-0x0000000000819000-memory.dmp

        memory/5496-27-0x0000000000730000-0x0000000000819000-memory.dmp