Overview

overview

6

Static

static

3

2026-04-20...ee.exe

windows10-2004-x64

6

2026-04-20...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    20/04/2026, 05:50

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General

  • Target
    2026-04-20_9fffbf12cdc41e827a2b119bc5a73900_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.4MB
  • Sample260420-gjpjwset2w
  • SHA256 3d68819dc8e466097d18f9abe7fe98f456f511c1f950ad359b0fd2a969bb17de
  • 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 40 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\2026-04-20_9fffbf12cdc41e827a2b119bc5a73900_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-20_9fffbf12cdc41e827a2b119bc5a73900_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:3672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 1476
      2⤵
      • Program crash
      PID:2076
  • C:\Users\Admin\AppData\Local\Temp\2026-04-20_9fffbf12cdc41e827a2b119bc5a73900_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-20_9fffbf12cdc41e827a2b119bc5a73900_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:4640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 1460
      2⤵
      • Program crash
      PID:1660
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3672 -ip 3672
    1⤵
      PID:4996
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4640 -ip 4640
      1⤵
        PID:3704

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            AdobeWCChromeNativeMessagingHost19.10.20064.310990.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\AdobeWCChromeNativeMessagingHost19.10.20064.310990.exe
            • Size 1.4MB
            • SHA256 ae757c9982f3672afc7fe0510ccfd07bd4a832c650bdf7254234c87fda5eb00c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX122E.tmp
            • Path C:\Program Files (x86)\Common Files\System\ado\en-US\RCX122E.tmp
            • Size 1.4MB
            • SHA256 109228c34157f7f258bb1642a0ac27d7c851e65daf43490943175847deb9d109
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            UpdateMicrosoft1.3.143.57.exe
            • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\UpdateMicrosoft1.3.143.57.exe
            • Size 1.4MB
            • SHA256 3d68819dc8e466097d18f9abe7fe98f456f511c1f950ad359b0fd2a969bb17de
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3672-170-0x0000000002B50000-0x0000000002B57000-memory.dmp
            Download

            memory/4640-171-0x0000000000BD0000-0x0000000000BD7000-memory.dmp
            Download