Overview

overview

6

Static

static

3

2026-04-18...ee.exe

windows10-2004-x64

6

2026-04-18...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    18/04/2026, 12:20

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General

  • Target
    2026-04-18_3915d3b9dd43da5fb1998f1472082e02_coinminer_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260418-phzbpsht6w
  • SHA256 bb542a1b87cff2d3447ee5760a826618bdcacfe5139d20187e3c0b28d9994292
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 4 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 2 IoCs
  • Drops file in Program Files directory 39 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.

    discovery
  • 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\2026-04-18_3915d3b9dd43da5fb1998f1472082e02_coinminer_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-18_3915d3b9dd43da5fb1998f1472082e02_coinminer_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
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3504
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 1652
      2⤵
      • Program crash
      PID:4532
  • C:\Users\Admin\AppData\Local\Temp\2026-04-18_3915d3b9dd43da5fb1998f1472082e02_coinminer_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-18_3915d3b9dd43da5fb1998f1472082e02_coinminer_elex_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:4668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 1428
      2⤵
      • Program crash
      PID:444
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3504 -ip 3504
    1⤵
      PID:3828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4668 -ip 4668
      1⤵
        PID:1116

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX3DA0.tmp
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\RCX3DA0.tmp
            • Size 1.1MB
            • SHA256 e40b5c1f661267cdd7a257dfd6570f727001905200ec52a2cd743ab47d2ea51c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            AdobeWCChromeNativeMessagingHost.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\AdobeWCChromeNativeMessagingHost.exe
            • Size 1.1MB
            • SHA256 18edbf768d48d72878c21769af0841ff6eb8422f2fda06c02128aae56f46504f
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            adoberfprt3d58200.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\adoberfprt3d58200.exe
            • Size 1.1MB
            • SHA256 4fdd04a7b336241e5b4e13094f10d1720dd9c4ec86c0b9e3859ed8deb010a6c7
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX1A8C.tmp
            • Path C:\Program Files (x86)\Common Files\System\msadc\fr-FR\RCX1A8C.tmp
            • Size 1.1MB
            • SHA256 761c48511b537d2e0ef990d60d31909d9657044bdfae9318cd1f2ff579ea880c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            setupwmSystem12.0.22000.1.160101.0800.exe
            • Path C:\Program Files (x86)\Windows Media Player\ja-JP\setupwmSystem12.0.22000.1.160101.0800.exe
            • Size 1.1MB
            • SHA256 bb542a1b87cff2d3447ee5760a826618bdcacfe5139d20187e3c0b28d9994292
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3504-160-0x0000000000BE0000-0x0000000000CF2000-memory.dmp
            Download

            memory/4668-175-0x0000000000970000-0x0000000000A82000-memory.dmp
            Download

            memory/4668-268-0x0000000000970000-0x0000000000A82000-memory.dmp
            Download