Analysis

  • max time kernel
    129s
  • 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
    20/07/2026, 01:29

General

  • Target
    2026-07-19_54d7cec7e3301f2a0eced4e2153f87cf_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 937KB
  • Sample260720-bwebssbw3j
  • SHA256 954f76d320f257a6bb2b748c03692998a62ba607a1ea39a5a2c69ba048939392
  • 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 6 IoCs
  • Drops file in Program Files directory 27 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-19_54d7cec7e3301f2a0eced4e2153f87cf_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-19_54d7cec7e3301f2a0eced4e2153f87cf_coinminer_elex_glassworm_remcos_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:3092
  • C:\Users\Admin\AppData\Local\Temp\2026-07-19_54d7cec7e3301f2a0eced4e2153f87cf_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-19_54d7cec7e3301f2a0eced4e2153f87cf_coinminer_elex_glassworm_remcos_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:3128

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX3D93.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\Filters\RCX3D93.tmp
        • Size 938KB
        • SHA256 1f378e8f9c207dbd37bfe92dd9efdacf2be1f3ebc054202a2581854cc105cf35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msadcermsdaprsr.exe

        • Path C:\Program Files (x86)\Common Files\System\msadc\ja-JP\msadcermsdaprsr.exe
        • Size 937KB
        • SHA256 954f76d320f257a6bb2b748c03692998a62ba607a1ea39a5a2c69ba048939392
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX719.tmp

        • Path C:\Windows\assembly\GAC_MSIL\System.Web.DynamicData.Design.Resources\3.5.0.0_de_31bf3856ad364e35\RCX719.tmp
        • Size 938KB
        • SHA256 195c6a0790a2d84528f5b245f98c2f9ebf03871f01a15c1c9a2462fa828b2808
        • MD5 SHA1 SHA512 SSDEEP TLSH