Overview

overview

10

Static

static

1

41139fff-4...4a.eml

windows10-2004-x64

1

41139fff-4...4a.eml

windows11-ltsc_2024-x64

10

ThaiHC0020...026.7z

windows10-2004-x64

1

ThaiHC0020...026.7z

windows11-ltsc_2024-x64

8

ThaiHC0020...026.js

windows10-2004-x64

10

ThaiHC0020...026.js

windows11-ltsc_2024-x64

10

email-html-2.html

windows10-2004-x64

3

email-html-2.html

windows11-ltsc_2024-x64

3

email-plain-1.txt

windows10-2004-x64

1

email-plain-1.txt

windows11-ltsc_2024-x64

8

image009.jpg

windows10-2004-x64

1

image009.jpg

windows11-ltsc_2024-x64

1

Resubmissions

08/10/2026, 13:32

261008-qs5rxafa8310

08/10/2026, 13:24

261008-qnrz9azs2l10

Analysis

  • max time kernel
    599s
  • max time network
    556s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/10/2026, 13:32

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General

  • Target
    ThaiHC00202608102026.js
  • Size 3.6MB
  • Sample261008-qs5rxafa83
  • SHA256 2be27ea105703cc8a85aa0122b96067b5c1b102782419ec8a45fb779c117eafd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarecollectiondiscoveryexecutionagenttesladonutloaderkeyloggerloaderpersistenceransomwarespywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    ftp
  • Host

    ftp://ftp.avion.com.sg
  • Port

    21
  • Username

    [email protected]
  • Password

    TS+]ZhAsYWKb

Signatures

  • Family: AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • Family: DonutLoader

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

    loaderdonutloader
  • Detects DonutLoader 2 IoCs
    loader
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • 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.

    spywarestealer
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
    collection
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 1 TTPs 1 IoCs

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

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

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

  • 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.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 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.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\ThaiHC00202608102026.js
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Users\Admin\Documents\TZEXTXELPCVMMXHD.exe
      "C:\Users\Admin\Documents\TZEXTXELPCVMMXHD.exe" C:\Users\Admin\Documents\DHXMMVCPLEXTXEZT
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      PID:5728
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2984
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4340
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:4336
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1656
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3024
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:2636

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 599B
            • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            DHXMMVCPLEXTXEZT
            • Path C:\Users\Admin\Documents\DHXMMVCPLEXTXEZT
            • Size 564KB
            • SHA256 7b2386db516f0c1a70ee3dff8427c64a7ffcc8ef9405bc1cf69f9c499122b67c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            TZEXTXELPCVMMXHD.exe
            • Path C:\Users\Admin\Documents\TZEXTXELPCVMMXHD.exe
            • Size 467KB
            • SHA256 52f0c0230b580e2fdf53a378b5c6d0db9829af900dae43e0df8f18635cd9f0c1
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/1656-124-0x0000015F801E0000-0x0000015F802E0000-memory.dmp
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            memory/1656-125-0x0000015F801E0000-0x0000015F802E0000-memory.dmp
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            memory/1656-126-0x0000015F801E0000-0x0000015F802E0000-memory.dmp
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            memory/1656-140-0x0000015F82920000-0x0000015F82940000-memory.dmp
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            memory/1656-154-0x0000015F82C80000-0x0000015F82CA0000-memory.dmp
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            memory/1656-170-0x0000015F94700000-0x0000015F94720000-memory.dmp
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            memory/1656-141-0x0000015F94000000-0x0000015F94100000-memory.dmp
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            memory/5728-51-0x0000000015270000-0x00000000152B4000-memory.dmp
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            memory/5728-41-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-20-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-19-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-16-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-15-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-14-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-13-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-18-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-24-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-23-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-22-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-26-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-25-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-28-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-27-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-29-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-43-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-48-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-46-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-17-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-47-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-45-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-44-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-42-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-21-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-40-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-39-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-38-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-37-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-36-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-35-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-34-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-33-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-32-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-49-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-31-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-30-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-50-0x0000000015270000-0x0000000016270000-memory.dmp
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            memory/5728-52-0x00007FFDBF02F000-0x00007FFDBF030000-memory.dmp
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            memory/5728-53-0x00000000270D0000-0x0000000027112000-memory.dmp
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            memory/5728-54-0x00007FFDBEEA0000-0x00007FFDBF844000-memory.dmp
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            memory/5728-55-0x00007FFDBEEA0000-0x00007FFDBF844000-memory.dmp
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            memory/5728-56-0x00007FFDBEEA0000-0x00007FFDBF844000-memory.dmp
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            memory/5728-12-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-11-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-10-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-9-0x000000002A4F0000-0x000000002A500000-memory.dmp
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            memory/5728-57-0x00007FFDBEEA0000-0x00007FFDBF844000-memory.dmp
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            memory/5728-58-0x0000000027160000-0x00000000271B0000-memory.dmp
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            memory/5728-59-0x0000000000400000-0x000000000047B000-memory.dmp
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            memory/5728-60-0x00007FFDBEEA0000-0x00007FFDBF844000-memory.dmp
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