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
    95s
  • 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, 14:19

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General

  • Target
    2026-04-21_9d6623f80d6b1212e90343afd81a3282_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260421-rm7vrags3p
  • SHA256 a4f4f35d5deb8da3db8547b1633854667662d2f85ece997927ccbd6bcda556bd
  • 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 37 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 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_9d6623f80d6b1212e90343afd81a3282_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-21_9d6623f80d6b1212e90343afd81a3282_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:4060
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4060 -s 1592
      2⤵
      • Program crash
      PID:1792
  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_9d6623f80d6b1212e90343afd81a3282_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-21_9d6623f80d6b1212e90343afd81a3282_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:4856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 1356
      2⤵
      • Program crash
      PID:2304
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4060 -ip 4060
    1⤵
      PID:4768
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4856 -ip 4856
      1⤵
        PID:6020

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX2A40.tmp
            • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\RCX2A40.tmp
            • Size 1.6MB
            • SHA256 83745d5001ce3a68fbbe705791486fcc6c0660deeba98a0170ab3c38b01a2db3
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            oledb32rWindows.exe
            • Path C:\Program Files (x86)\Common Files\System\Ole DB\es-ES\oledb32rWindows.exe
            • Size 1.6MB
            • SHA256 a4f4f35d5deb8da3db8547b1633854667662d2f85ece997927ccbd6bcda556bd
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX1AF7.tmp
            • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\EBWebView\x64\RCX1AF7.tmp
            • Size 1.6MB
            • SHA256 a58291543827e188e29c6162f160bd585ef64d2c4784bca72c091f8a206f8790
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/4060-171-0x0000000000CB0000-0x0000000000DC2000-memory.dmp
            Download

            memory/4856-199-0x00000000009D0000-0x0000000000AE2000-memory.dmp
            Download

            memory/4856-238-0x00000000009D0000-0x0000000000AE2000-memory.dmp
            Download