Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 15:24

General

  • Target
    Scan Copy_784898937637B23.JS.js
  • Size 3.7MB
  • Sample260604-ss6qbaas4k
  • SHA256 e378354b49d513292c0c6cb4b733dd5b3bf64fd4d706830b0fb1ab2a158a6b86
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • masslogger

Attributes
  • exfiltration_mode

    #SMTPEnabled

  • expire_time_date

    00-00-0000

  • host_password

    Zs5s*QVx(4yLLl*1

  • host_port

    587

  • host_receiver

    [email protected]

  • host_sender

    [email protected]

  • host_server

    mail.trimnt.com

  • ssl_slate

    True

Signatures

  • Family: DonutLoader

    DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

  • Family: MassLogger

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

  • Detects DonutLoader 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 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).

  • 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 1 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\Scan Copy_784898937637B23.JS.js"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Public\Libraries\TDTDWCLPBDQPWGPK.exe
      "C:\Users\Public\Libraries\TDTDWCLPBDQPWGPK.exe" C:\Users\Public\Libraries\TDTDWCLPBDQPWGPK.ttf
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1456

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        TDTDWCLPBDQPWGPK.exe

        • Path C:\Users\Public\Libraries\TDTDWCLPBDQPWGPK.exe
        • Size 499KB
        • SHA256 d447a06cba8d3dbe80e09d73dd64576836b258961ee0d3ba56cf26cea7962b49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        TDTDWCLPBDQPWGPK.ttf

        • Path C:\Users\Public\Libraries\TDTDWCLPBDQPWGPK.ttf
        • Size 380KB
        • SHA256 9e551f16e4fc99e7b841d8f9c18dcb8fd63b3e3ff25199cce5bfe8da1f99051e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1456-10-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-11-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-15-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-14-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-13-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-12-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-19-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-18-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-20-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-17-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-16-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-26-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-25-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-24-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-23-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-22-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-21-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-27-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-31-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-30-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-29-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-28-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-35-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-39-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-46-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-49-0x0000000014EF0000-0x0000000014F10000-memory.dmp

        memory/1456-45-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-40-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-44-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-43-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-42-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-41-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-38-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-37-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-36-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-34-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-33-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-32-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-47-0x000000007FE70000-0x000000007FE80000-memory.dmp

        memory/1456-48-0x0000000014EF0000-0x0000000015EF0000-memory.dmp

        memory/1456-50-0x0000000002F50000-0x0000000002F6E000-memory.dmp

        memory/1456-51-0x0000000029700000-0x0000000029710000-memory.dmp

        memory/1456-52-0x0000000029700000-0x0000000029710000-memory.dmp

        memory/1456-53-0x0000000029710000-0x0000000029CB6000-memory.dmp

        memory/1456-54-0x00000000295D0000-0x000000002966C000-memory.dmp

        memory/1456-55-0x0000000029700000-0x0000000029710000-memory.dmp

        memory/1456-56-0x000000002AC70000-0x000000002ACC0000-memory.dmp

        memory/1456-57-0x000000002AE10000-0x000000002AFD2000-memory.dmp

        memory/1456-58-0x000000002AFE0000-0x000000002B072000-memory.dmp

        memory/1456-59-0x000000002B100000-0x000000002B10A000-memory.dmp

        memory/1456-60-0x0000000029700000-0x0000000029710000-memory.dmp

        memory/1456-61-0x0000000029700000-0x0000000029710000-memory.dmp

        memory/1456-62-0x0000000000400000-0x0000000000482000-memory.dmp

        memory/1456-63-0x0000000029700000-0x0000000029710000-memory.dmp

        memory/1456-64-0x0000000029700000-0x0000000029710000-memory.dmp