Analysis

  • max time kernel
    898s
  • max time network
    552s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/07/2026, 21:28

General

  • Target
    experimental_steamclient/steamclient.dll
  • Size 2.3MB
  • Sample260722-1bty7ace79
  • SHA256 23b86547d3733d7909f4a3cf680441c166a8dccc651f30f7f44b58e5bf5ab8c1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • 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.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\experimental_steamclient\steamclient.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2952
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\experimental_steamclient\steamclient.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4824

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/4824-0-0x000000006DE30000-0x000000006DE40000-memory.dmp