Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/08/2026, 06:02

General

  • Target
    powershell-stage2.ps1
  • Size 244KB
  • Sample260815-grthtaeb58
  • SHA256 443f8d200f34118a39a44515e273ab4ccd0410948e6236afec0be544dee469fb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • ConfuserEx .NET packer 1 IoCs

    Detects ConfuserEx .NET packer.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\powershell-stage2.ps1
    1⤵
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\nratdg21\nratdg21.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4180
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES21A7.tmp" "c:\Users\Admin\AppData\Local\Temp\nratdg21\CSC1823F5A6D6DC49C99DBC664C0801BF5.TMP"
        3⤵
          PID:2100

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          RES21A7.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES21A7.tmp
          • Size 1KB
          • SHA256 8b6ca9f0e2157521d0f59cca3fc98bb5dfb1a73e6c7da58f721eca4649420069
          • MD5 SHA1 SHA512 TLSH

          nratdg21.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nratdg21\nratdg21.dll
          • Size 3KB
          • SHA256 137022f210c0e3982553152f4df0234741b83490cbccfe1731ee3c3406c6e04b
          • MD5 SHA1 SHA512 TLSH

          CSC1823F5A6D6DC49C99DBC664C0801BF5.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\nratdg21\CSC1823F5A6D6DC49C99DBC664C0801BF5.TMP
          • Size 652B
          • SHA256 885f959d8701eef7cc46f519fa4cf91134e0d79f6b38e8cb27e5175f98126c50
          • MD5 SHA1 SHA512 TLSH

          nratdg21.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\nratdg21\nratdg21.0.cs
          • Size 248B
          • SHA256 48e7a944bad9befdeaa91ee7cee14e9d47edead99d02a2c0b7b90087329eb5ad
          • MD5 SHA1 SHA512 TLSH

          nratdg21.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\nratdg21\nratdg21.cmdline
          • Size 369B
          • SHA256 2362414424f6bd216a857ad7f258744bf9be70d97f68d6cb86508affd7e42977
          • MD5 SHA1 SHA512 TLSH

          memory/2548-16-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-7-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-9-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-10-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-12-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-13-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-14-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-11-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-15-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-0-0x00007FFB7385F000-0x00007FFB73860000-memory.dmp

          memory/2548-17-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-8-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-2-0x000001962E6B0000-0x000001962E6D2000-memory.dmp

          memory/2548-30-0x000001962E6A0000-0x000001962E6A8000-memory.dmp

          memory/2548-6-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-3-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-31-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-1-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-32-0x000001962E850000-0x000001962E890000-memory.dmp

          memory/2548-33-0x000001962E6E0000-0x000001962E6E6000-memory.dmp

          memory/2548-35-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-36-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp

          memory/2548-37-0x00007FFB736D0000-0x00007FFB74074000-memory.dmp