Analysis

  • max time kernel
    130s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 18:46

General

  • Target
    2026-08-05_3d36ba36b9160a2729389ee8bc8b8009_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.1MB
  • Sample260805-xe2xesek2s
  • SHA256 d56b190ac27d455382418af2656d8f7b6a10cb50b490d4aa45a328ae088e5ffc
  • 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 40 IoCs
  • Drops file in Windows directory 64 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.

  • 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\2026-08-05_3d36ba36b9160a2729389ee8bc8b8009_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-05_3d36ba36b9160a2729389ee8bc8b8009_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:2284
  • C:\Users\Admin\AppData\Local\Temp\2026-08-05_3d36ba36b9160a2729389ee8bc8b8009_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-05_3d36ba36b9160a2729389ee8bc8b8009_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:1672

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX7F44.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\HostSideAdapters\RCX7F44.tmp
        • Size 1.8MB
        • SHA256 fe88485c10276c5536e363e7c1f62ba2f137c79b727a27f8c877d9a5c56a7e77
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX75DA.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\1033\RCX75DA.tmp
        • Size 1.8MB
        • SHA256 4892790416dd435c15cfd86d3cd1d3fd7714579e77d157a444e6d56c826daf14
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javajavaw8.0.3810.9.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_103203\javajavaw8.0.3810.9.exe
        • Size 1.9MB
        • SHA256 b1d7096db51e393604d473868da4d8a5c705abf366abf3102887e8e9fb701122
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdaterGoogle.exe

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\UpdaterGoogle.exe
        • Size 2.1MB
        • SHA256 d56b190ac27d455382418af2656d8f7b6a10cb50b490d4aa45a328ae088e5ffc
        • MD5 SHA1 SHA512 SSDEEP TLSH