Overview

overview

3

Static

static

3

dotnet/Sys...xt.dll

windows11-21h2-x64

1

dotnet/Sys...rs.dll

windows11-21h2-x64

1

dotnet/Sys...nt.dll

windows11-21h2-x64

1

dotnet/Sys...le.dll

windows11-21h2-x64

1

dotnet/Sys...ic.dll

windows11-21h2-x64

1

dotnet/Sys...ed.dll

windows11-21h2-x64

1

dotnet/Sys...ns.dll

windows11-21h2-x64

1

dotnet/Sys...ns.dll

windows11-21h2-x64

1

dotnet/Sys...ns.dll

windows11-21h2-x64

1

dotnet/Sys...nc.dll

windows11-21h2-x64

1

dotnet/Sys...es.dll

windows11-21h2-x64

1

dotnet/Sys...er.dll

windows11-21h2-x64

1

dotnet/Sys...el.dll

windows11-21h2-x64

1

dotnet/Sys...on.dll

windows11-21h2-x64

1

dotnet/Sys...le.dll

windows11-21h2-x64

1

dotnet/Sys...re.dll

windows11-21h2-x64

1

dotnet/Sys...on.dll

windows11-21h2-x64

1

dotnet/Sys...ns.dll

windows11-21h2-x64

1

dotnet/Sys...ta.dll

windows11-21h2-x64

1

dotnet/Sys...ts.dll

windows11-21h2-x64

1

dotnet/Sys...ug.dll

windows11-21h2-x64

1

dotnet/Sys...ce.dll

windows11-21h2-x64

1

dotnet/Sys...fo.dll

windows11-21h2-x64

1

dotnet/Sys...ss.dll

windows11-21h2-x64

1

dotnet/Sys...ce.dll

windows11-21h2-x64

1

dotnet/Sys...er.dll

windows11-21h2-x64

1

dotnet/Sys...ls.dll

windows11-21h2-x64

1

dotnet/Sys...ce.dll

windows11-21h2-x64

1

dotnet/Sys...ng.dll

windows11-21h2-x64

1

dotnet/Sys...es.dll

windows11-21h2-x64

1

dotnet/Sys...ng.dll

windows11-21h2-x64

1

dotnet/Sys...me.dll

windows11-21h2-x64

3

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    06/05/2026, 15:50

Sharing

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Report Analysis Logs

General

  • Target
    dotnet/System.Collections.Immutable.dll
  • Size 650KB
  • Sample260506-tabynadz4x
  • SHA256 89743bc3e0b95132470c2c699add5cb5466fe7fb938725e09612b9bee526eb9f
  • 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\dotnet\System.Collections.Immutable.dll,#1
    1⤵
      PID:1020

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads