Analysis

  • user interaction
    yes
  • max time kernel
    14s
  • max time network
    7s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260911-en
  • resource tags

    arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/10/2026, 16:51

General

  • Target
    steam-account-manager.exe
  • Size 6.3MB
  • Sample261003-vc3ptsec85
  • SHA256 acc101992d51981df94c53a99d5913689b21cfba2786a553c7958d65aaca9d15
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\steam-account-manager.exe
    "C:\Users\Admin\AppData\Local\Temp\steam-account-manager.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:5248

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        vault.bin

        • Path C:\Users\Admin\AppData\Local\steam-account-manager\vaults\000000006ac1329c00000000\vault.bin
        • Size 105B
        • SHA256 c50c00c7363666673a9d06570ad0bb1e4b501025c4eb429e36934b994105985b
        • MD5 SHA1 SHA512 TLSH