Overview

overview

10

Static

static

10

xa343df4fb...e7.exe

windows10-2004-x64

10

xa343df4fb...e7.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    108s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 02:45

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General

  • Target
    xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe
  • Size 27.9MB
  • Sample260629-c8phzabw3x
  • SHA256 a343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarebackdoorcosturadiscoveryblankgrabberxredpackerpersistenceransomwarespywarestealer

Malware Config

Extracted

Family

  • xred

C2

  • xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Family: Xred

    Xred is backdoor written in Delphi.

    backdoorxred
  • Family: blankgrabber

    Blankgrabber is an infostealer written in Python and packaged with Pyinstaller.

    stealerblankgrabber
  • A stealer written in Python and packaged with Pyinstaller 3 IoCs
  • 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 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Costura .NET executable packer 1 IoCs

    Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

    costurapacker
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

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

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 3 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe
    "C:\Users\Admin\AppData\Local\Temp\xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Users\Admin\AppData\Local\Temp\._cache_xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:3028
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:1108
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3944
  • C:\ProgramData\Synaptics\Synaptics.exe
    C:\ProgramData\Synaptics\Synaptics.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4704
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2792
    • 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:748
  • 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:4316
  • 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:4652

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Synaptics.exe
        • Path C:\ProgramData\Synaptics\Synaptics.exe
        • Size 753KB
        • SHA256 adefcda1c07d1a1941817d911fb5f7b9ea70a1b5f3cf050038fd380e535550c8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        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

        ._cache_xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe
        • Path C:\Users\Admin\AppData\Local\Temp\._cache_xa343df4fb82d42b61ab4fb7c0073e095dc4f06ed21361ab8bf207c54bd5734e7.exe
        • Size 27.2MB
        • SHA256 24217a2d3226f338542c5380a1f92f8b69199111181abd20cd4c17ac32650b02
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        7D195E00
        • Path C:\Users\Admin\AppData\Local\Temp\7D195E00
        • Size 20KB
        • SHA256 ae5ba0c903e6d4d5c7d500c4ddab8073f3cd9992e36310cc08b494ad0cb91550
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        kHpWqthW.xlsm
        • Path C:\Users\Admin\AppData\Local\Temp\kHpWqthW.xlsm
        • Size 17KB
        • SHA256 8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/948-119-0x0000000000400000-0x0000000001FF3000-memory.dmp
        Download

        memory/948-0-0x0000000003D90000-0x0000000003D91000-memory.dmp
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        memory/948-1-0x00000000004A0000-0x00000000004A1000-memory.dmp
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        memory/1108-359-0x0000000000400000-0x00000000004C2000-memory.dmp
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        memory/1108-375-0x0000000000400000-0x00000000004C2000-memory.dmp
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        memory/1108-182-0x0000000000400000-0x00000000004C2000-memory.dmp
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        memory/1108-175-0x0000000000400000-0x00000000004C2000-memory.dmp
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        memory/1108-386-0x0000000000400000-0x00000000004C2000-memory.dmp
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        memory/3028-133-0x00000000073C0000-0x00000000073CA000-memory.dmp
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        memory/3028-129-0x0000000007280000-0x0000000007312000-memory.dmp
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        memory/3028-115-0x0000000072A52000-0x0000000072A53000-memory.dmp
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        memory/3028-131-0x0000000007250000-0x000000000727A000-memory.dmp
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        memory/3028-132-0x0000000007340000-0x0000000007352000-memory.dmp
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        memory/3028-121-0x0000000000D40000-0x0000000002876000-memory.dmp
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        memory/3028-135-0x0000000007540000-0x000000000775E000-memory.dmp
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        memory/3028-128-0x0000000007760000-0x0000000007D1A000-memory.dmp
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        memory/3028-181-0x0000000072A52000-0x0000000072A53000-memory.dmp
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        memory/3028-177-0x000000000BBC0000-0x000000000BBFC000-memory.dmp
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        memory/3028-172-0x000000000A300000-0x000000000A3B4000-memory.dmp
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        memory/3028-173-0x000000000A420000-0x000000000A442000-memory.dmp
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        memory/3028-174-0x000000000B820000-0x000000000BB7B000-memory.dmp
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        memory/3944-123-0x00007FFEFA620000-0x00007FFEFA630000-memory.dmp
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        memory/3944-126-0x00007FFEFA620000-0x00007FFEFA630000-memory.dmp
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        memory/3944-178-0x00000156FD3B0000-0x00000156FD4A0000-memory.dmp
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        memory/3944-127-0x00007FFEF7FB0000-0x00007FFEF7FC0000-memory.dmp
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        memory/3944-124-0x00007FFEFA620000-0x00007FFEFA630000-memory.dmp
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        memory/3944-130-0x00007FFEF7FB0000-0x00007FFEF7FC0000-memory.dmp
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        memory/3944-125-0x00007FFEFA620000-0x00007FFEFA630000-memory.dmp
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        memory/3944-122-0x00007FFEFA620000-0x00007FFEFA630000-memory.dmp
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        memory/4316-193-0x00000263001E0000-0x00000263002E0000-memory.dmp
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        memory/4316-207-0x0000026314000000-0x0000026314100000-memory.dmp
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        memory/4316-217-0x0000026301EE0000-0x0000026301F00000-memory.dmp
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        memory/4316-205-0x0000026301A20000-0x0000026301A40000-memory.dmp
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        memory/4316-238-0x00000263143E0000-0x0000026314400000-memory.dmp
        Download

        memory/4704-136-0x0000000000400000-0x00000000004C2000-memory.dmp
        Download