Overview

overview

3

Static

static

3

Microsoft....es.dll

windows10-2004-x64

1

Microsoft....es.dll

windows11-ltsc_2024-x64

1

System.Buffers.dll

windows10-2004-x64

1

System.Buffers.dll

windows11-ltsc_2024-x64

1

System.Memory.dll

windows10-2004-x64

1

System.Memory.dll

windows11-ltsc_2024-x64

1

System.Num...rs.dll

windows10-2004-x64

1

System.Num...rs.dll

windows11-ltsc_2024-x64

1

System.Run...fe.dll

windows10-2004-x64

1

System.Run...fe.dll

windows11-ltsc_2024-x64

1

System.Tex...eb.dll

windows10-2004-x64

1

System.Tex...eb.dll

windows11-ltsc_2024-x64

1

System.Text.Json.dll

windows10-2004-x64

1

System.Text.Json.dll

windows11-ltsc_2024-x64

1

System.Thr...ns.dll

windows10-2004-x64

1

System.Thr...ns.dll

windows11-ltsc_2024-x64

1

System.ValueTuple.dll

windows10-2004-x64

1

System.ValueTuple.dll

windows11-ltsc_2024-x64

1

TaskbarCalendar.exe

windows10-2004-x64

1

TaskbarCalendar.exe

windows11-ltsc_2024-x64

1

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/09/2026, 12:26

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General

  • Target
    System.Text.Json.dll
  • Size 629KB
  • Sample260922-pl66qaec98
  • SHA256 86c3f263ae9b4469ab1266c80471087082447eb4a38e6b97bf5e84de15c07a1d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\System.Text.Json.dll,#1
    1⤵
      PID:412

    Network

          MITRE ATT&CK Matrix

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          Downloads