Overview

overview

8

Static

static

5

2026-07-31...ar.exe

windows10-2004-x64

8

2026-07-31...ar.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 17:49

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General

  • Target
    2026-07-31_7a17fa42a4a32b537f8c88c701341ce8_amadey_elex_smoke-loader_vidar.exe
  • Size 2.3MB
  • Sample260731-weh9msdk61
  • SHA256 93e16a5851daba6946792ac172c786dca2c2c02a33755bfde0b0255bba558a49
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoverypersistenceupx

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-31_7a17fa42a4a32b537f8c88c701341ce8_amadey_elex_smoke-loader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_7a17fa42a4a32b537f8c88c701341ce8_amadey_elex_smoke-loader_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
    PID:1052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 2660
      2⤵
      • Program crash
      PID:4312
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1052 -ip 1052
    1⤵
      PID:3312

    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 2.3MB
          • SHA256 485678d7c4e1e0c7351b8099835ac9865e49d709adeaaae1bbd627615e116628
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1052-0-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/1052-64-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/1052-209-0x0000000000400000-0x000000000044F000-memory.dmp
          Download