Overview

overview

6

Static

static

3

2026-04-21...ee.exe

windows10-2004-x64

6

2026-04-21...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    21/04/2026, 13:03

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General

  • Target
    2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 761KB
  • Sample260421-qagmcsfs6m
  • SHA256 8a82157f0f87ef87ec9025f380bb819376b1d0739c1bcc4a6c6001c64216aeb2
  • 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 35 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 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_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:1104
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 1704
      2⤵
      • Program crash
      PID:4472
  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-21_601cbb82586bc1c566e288801fb3961d_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:4540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 1468
      2⤵
      • Program crash
      PID:2156
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1104 -ip 1104
    1⤵
      PID:1044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4540 -ip 4540
      1⤵
        PID:1268

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            AcrobatAdobe.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\AcrobatAdobe.exe
            • Size 762KB
            • SHA256 9c764b41aee3678d1d333372d7ffea9f16a270f6182124d89024c79919f55e75
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX2EC3.tmp
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\RCX2EC3.tmp
            • Size 762KB
            • SHA256 c475966f4c9d777010b5823e06bd49525bb2986b7518c5f4afd57bffedc9f3fe
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            UpdaterUpdate2.8.381.9.exe
            • Path C:\Program Files (x86)\Common Files\Java\Java Update\UpdaterUpdate2.8.381.9.exe
            • Size 705KB
            • SHA256 043537528c51b012f04d97fc49325a1f5e0fcda81db7d275ab82c93552ca38bd
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            MicrosoftEdge.exe
            • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\MicrosoftEdge.exe
            • Size 761KB
            • SHA256 8a82157f0f87ef87ec9025f380bb819376b1d0739c1bcc4a6c6001c64216aeb2
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/1104-172-0x0000000000BA0000-0x0000000000BEA000-memory.dmp
            Download

            memory/4540-173-0x0000000000A50000-0x0000000000A9A000-memory.dmp
            Download