Analysis

  • max time kernel
    298s
  • max time network
    252s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    31/07/2026, 04:08

General

  • Target
    RFQ-26EOGT1326.js
  • Size 5.3MB
  • Sample260731-eqlqgatejg
  • SHA256 9e8425815626d2ce26bdc913dea0d5fc1f400fa3312efb997d905505dbd5aea1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.trimnt.com

  • Port

    587

  • Password

    Vd4_wKiUILWQ*tRY

Extracted

Family
  • masslogger

Attributes
  • exfiltration_mode

    #SMTPEnabled

  • expire_time_date

    00-00-0000

  • host_password

    Vd4_wKiUILWQ*tRY

  • host_port

    587

  • host_receiver

    [email protected]

  • host_sender

    [email protected]

  • host_server

    mail.trimnt.com

  • ssl_slate

    True

Signatures

  • Family: MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • Badlisted process makes network request 4 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\RFQ-26EOGT1326.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\System32\conhost.exe
      "C:\Windows\System32\conhost.exe" cmd.exe /c "echo iex($env:CH4RAIICW6)| powershell.exe -w h -nop -nONI -"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3352
      • C:\Windows\System32\cmd.exe
        cmd.exe /c "echo iex($env:CH4RAIICW6)| powershell.exe -w h -nop -nONI -"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3460
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo iex($env:CH4RAIICW6)"
          4⤵
            PID:3948
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell.exe -w h -nop -nONI -
            4⤵
            • Badlisted process makes network request
            • Registers new Windows logon scripts automatically executed at logon.
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • outlook_office_path
            • outlook_win_path
            PID:4896

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_mw2pyqrf.1mw.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mw2pyqrf.1mw.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          memory/4896-7-0x0000023937230000-0x0000023937252000-memory.dmp

          memory/4896-8-0x0000023950610000-0x00000239507CA000-memory.dmp

          memory/4896-9-0x0000023934C20000-0x0000023934C78000-memory.dmp

          memory/4896-12-0x0000023934C80000-0x0000023934C9E000-memory.dmp

          memory/4896-13-0x0000023937280000-0x00000239372D0000-memory.dmp

          memory/4896-14-0x0000023950BD0000-0x0000023950D92000-memory.dmp