Analysis

  • max time kernel
    150s
  • max time network
    113s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 00:14

General

  • Target
    Upaavirkeligheden.exe
  • Size 497KB
  • Sample260720-ajqcvshw4p
  • SHA256 532af7026091f1b8eea917ef49903baaa68aca440b334cee8ac22ec7c56aae62
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Upaavirkeligheden.exe
    "C:\Users\Admin\AppData\Local\Temp\Upaavirkeligheden.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4184
    • C:\Users\Admin\AppData\Local\Temp\Upaavirkeligheden.exe
      "C:\Users\Admin\AppData\Local\Temp\Upaavirkeligheden.exe"
      2⤵
        PID:1924

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Callisto.ini

          • Path C:\Users\Admin\AppData\Local\Temp\Callisto.ini
          • Size 78B
          • SHA256 47fb90afa9dcccdfc53368e9e170e9ee3ff626f36750a5bbb76d576a374eee9d
          • MD5 SHA1 SHA512 TLSH

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd31F4.tmp\System.dll
          • Size 25KB
          • SHA256 c7dd8cc8323e295b8821b0e320de208a7e20c068a8be8d03857520451ce9ded7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1924-45-0x0000000000080000-0x0000000000115000-memory.dmp

          memory/1924-48-0x00007FFB9C2C9000-0x00007FFB9C2CB000-memory.dmp

          memory/4184-20-0x00007FFB91E80000-0x00007FFB91E8F000-memory.dmp

          memory/4184-19-0x00007FFB91E89000-0x00007FFB91E8A000-memory.dmp

          memory/4184-44-0x0000000003FB0000-0x0000000006B1B000-memory.dmp

          memory/4184-46-0x0000000140000000-0x000000014011D000-memory.dmp