Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/06/2026, 02:58

General

  • Target
    2026-06-03_9ec71649c49191287948db1658655fb3_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample260603-dgdstsgz2w
  • SHA256 793c8f444e7649583f2cef1f203dea5650aae8ea09c5e84e100f6d54f64aad96
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 4 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 2 IoCs
  • Drops file in Program Files directory 41 IoCs
  • Program crash 2 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 58 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-03_9ec71649c49191287948db1658655fb3_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-03_9ec71649c49191287948db1658655fb3_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
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3344
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 1880
      2⤵
      • Program crash
      PID:3764
  • C:\Users\Admin\AppData\Local\Temp\2026-06-03_9ec71649c49191287948db1658655fb3_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-03_9ec71649c49191287948db1658655fb3_coinminer_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 1392
      2⤵
      • Program crash
      PID:2976
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3344 -ip 3344
    1⤵
      PID:1816
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4208 -ip 4208
      1⤵
        PID:4120

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            AdobeHunspellPluginAdobeHunspellPlugin.exe

            • Path C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\AdobeHunspellPluginAdobeHunspellPlugin.exe
            • Size 1.2MB
            • SHA256 7f5af5d11ef38e3ac61ccb1e04d9e25466fd19678c950a91ece2e98680ca4921
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Operatingsqlxmlx.exe

            • Path C:\Program Files (x86)\Common Files\System\Ole DB\en-US\Operatingsqlxmlx.exe
            • Size 1.2MB
            • SHA256 793c8f444e7649583f2cef1f203dea5650aae8ea09c5e84e100f6d54f64aad96
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RCXFEB.tmp

            • Path C:\Program Files (x86)\Common Files\System\ado\de-DE\RCXFEB.tmp
            • Size 1.2MB
            • SHA256 a07e77fe0535c4ef1107feb4891374291bd7682f7c1ad5941dd98c9055f1c3df
            • MD5 SHA1 SHA512 SSDEEP TLSH