Analysis

  • max time kernel
    134s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/07/2026, 21:51

General

  • Target
    2026-07-06_42691067c62df85d97031b2288f0f9d4_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260706-1q1ehsb191
  • SHA256 04755b956b238a956031756bdb37cec7f80a9dd50d3a1e960b870b75e5a06add
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

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

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

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 44 IoCs
  • Drops file in Windows directory 48 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.

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-06_42691067c62df85d97031b2288f0f9d4_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-06_42691067c62df85d97031b2288f0f9d4_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:1468
  • C:\Users\Admin\AppData\Local\Temp\2026-07-06_42691067c62df85d97031b2288f0f9d4_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-06_42691067c62df85d97031b2288f0f9d4_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX5E2F.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSEnv\PublicAssemblies\RCX5E2F.tmp
        • Size 1.6MB
        • SHA256 fa39319b4e3f0a88134aa99905bf8c71c99d587eb07cd32a6814fb43ae95fad6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX55B0.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\RCX55B0.tmp
        • Size 1.6MB
        • SHA256 9224ea14ff59afcd0022fdb6537db3fb581dd1e36eaaa29a4b746683779a04b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftSystem10.0.19041.1.exe

        • Path C:\Program Files (x86)\Common Files\System\ado\it-IT\MicrosoftSystem10.0.19041.1.exe
        • Size 1.6MB
        • SHA256 04755b956b238a956031756bdb37cec7f80a9dd50d3a1e960b870b75e5a06add
        • MD5 SHA1 SHA512 SSDEEP TLSH