Overview

overview

8

Static

static

3

2026-08-07...ar.exe

windows10-2004-x64

8

2026-08-07...ar.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 05:03

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General

  • Target
    2026-08-07_911133fcd779de29e7b958541208c371_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat_remcos_vidar.exe
  • Size 694KB
  • Sample260807-fpzrdaz1cs
  • SHA256 0ae4b3728a7d3f712662b6379549821f6a0fba558aa5ec485da8e5651d2d3752
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoverypersistence

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • NTFS ADS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-07_911133fcd779de29e7b958541208c371_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat_remcos_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-07_911133fcd779de29e7b958541208c371_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat_remcos_vidar.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp
      C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp
      2⤵
      • Executes dropped EXE
      PID:5424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 9392
      2⤵
      • Program crash
      PID:5568
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1756 -ip 1756
    1⤵
      PID:5220

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          wkw4D2.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp
          • Size 843KB
          • SHA256 6b436501941bd2083bc268adbdd6246ee4da2f8cc70f2a854c2a0b6180dac297
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          wkw4D2.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp
          • Size 54KB
          • SHA256 a6324117d0f5b16d0ecaccd1497f471495e4b3d315f1df0da66758d0bbab18af
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1756-0-0x0000000000400000-0x000000000044A000-memory.dmp
          Download

          memory/1756-2-0x0000000000790000-0x00000000007A3000-memory.dmp
          Download

          memory/1756-858-0x0000000000790000-0x00000000007A3000-memory.dmp
          Download