Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    21/08/2026, 04:31

General

  • Target
    FSB-Connect-718 (1).exe
  • Size 34KB
  • Sample260821-e5e68sw1bt
  • SHA256 9e278f70acd106ec131683744cbb4e7bd197afa30309723f54e96a6a295933e0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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\FSB-Connect-718 (1).exe
    "C:\Users\Admin\AppData\Local\Temp\FSB-Connect-718 (1).exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\FSB-Connect-718 (1).exe
      "C:\Users\Admin\AppData\Local\Temp\FSB-Connect-718 (1).exe" --watchdog
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4284
      • C:\Windows\SYSTEM32\schtasks.exe
        "schtasks" /query /tn "MicrosoftUpdate718"
        3⤵
          PID:3952
      • C:\Windows\SYSTEM32\schtasks.exe
        "schtasks" /query /tn "MicrosoftUpdate718"
        2⤵
          PID:4880
        • C:\Windows\SYSTEM32\schtasks.exe
          "schtasks" /create /tn "MicrosoftUpdate718" /tr "C:\Users\Admin\AppData\Local\Temp\FSB-Connect-718 (1).exe" /sc onlogon /ru SYSTEM /rl HIGHEST /f
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2112

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            memory/2364-0-0x0000000000990000-0x00000000009A0000-memory.dmp

            memory/2364-1-0x000000001BA40000-0x000000001BC02000-memory.dmp

            memory/2364-2-0x0000000002A20000-0x0000000002A30000-memory.dmp

            memory/2364-5-0x000000001D080000-0x000000001D5A8000-memory.dmp

            memory/2364-6-0x0000000002A20000-0x0000000002A30000-memory.dmp