Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/10/2026, 23:48

General

  • Target
    2026-10-25_7517964afbdf9dfc26cf29fec8242a4a_amadey_elex_remcos_rhadamanthys_smoke-loader_stop_tofsee.exe
  • Size 1.5MB
  • Sample261026-3thd8ah19p
  • SHA256 281b97d5ffd74ea6eae4aef5802f9506b2786b533e0d0a8ff3e657b109f0dce2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-25_7517964afbdf9dfc26cf29fec8242a4a_amadey_elex_remcos_rhadamanthys_smoke-loader_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-25_7517964afbdf9dfc26cf29fec8242a4a_amadey_elex_remcos_rhadamanthys_smoke-loader_stop_tofsee.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:4160
    • C:\Users\Admin\AppData\Local\Temp\uti6DE3.tmp.exe
      /S /notray
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4992
    • C:\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe
      -home -home2 -hie -hff -hgc -et -channel 167991
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies Internet Explorer start page
      • Suspicious behavior: EnumeratesProcesses
      PID:2896

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        uti6DE3.tmp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\uti6DE3.tmp.exe
        • Size 806KB
        • SHA256 9755e30cf56ab363aa55a4b6a74896ab41011c448aaa6c8d658de97c231ff084
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hpet.exe

        • Path C:\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe
        • Size 467KB
        • SHA256 0effc6288b6ce1f933c8b97dc8ec5e6ee883f0628bea176538f65b0b2297d1fe
        • MD5 SHA1 SHA512 SSDEEP TLSH