Overview

overview

6

Static

static

3

2026-04-21...ee.exe

windows10-2004-x64

6

2026-04-21...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    21/04/2026, 13:03

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General

  • Target
    2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 761KB
  • Sample260421-qagmcsfs6m
  • SHA256 8a82157f0f87ef87ec9025f380bb819376b1d0739c1bcc4a6c6001c64216aeb2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 31 IoCs
  • Drops file in Windows directory 55 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • 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
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1620
  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4136

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX5F9C.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\RCX5F9C.tmp
        • Size 762KB
        • SHA256 c6b7e2c6a49c44664ec3acbd48ca438ff331e64d74e9b9e9e56db19ebb743c05
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX473A.tmp
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VGX\RCX473A.tmp
        • Size 762KB
        • SHA256 b1648c4d309ca85fa4797c6cb7028a10807d38bd19af593652e52536221b0796
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        wmplayerOperating.exe
        • Path C:\Program Files (x86)\Windows Media Player\ja-JP\wmplayerOperating.exe
        • Size 761KB
        • SHA256 8a82157f0f87ef87ec9025f380bb819376b1d0739c1bcc4a6c6001c64216aeb2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download