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
    150s
  • 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, 14:28

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General

  • Target
    2026-04-18_b55d06c08a2aab21869d5f2403ecd616_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260418-rtbe5abz4m
  • SHA256 8b3f5385f32652ae3a2a8466b064603c50d340748b8009f5d29327f487fe5992
  • 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 24 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 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-18_b55d06c08a2aab21869d5f2403ecd616_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-18_b55d06c08a2aab21869d5f2403ecd616_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:3208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 1604
      2⤵
      • Program crash
      PID:2352
  • C:\Users\Admin\AppData\Local\Temp\2026-04-18_b55d06c08a2aab21869d5f2403ecd616_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-18_b55d06c08a2aab21869d5f2403ecd616_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:1384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1384 -s 1300
      2⤵
      • Program crash
      PID:1816
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3208 -ip 3208
    1⤵
      PID:2044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1384 -ip 1384
      1⤵
        PID:2628

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX275C.tmp
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\RCX275C.tmp
            • Size 1.3MB
            • SHA256 07a312ef9c486a59a57ff757b99002bdc01883c0041fe16d987e0d297e928304
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            Windowssqloledb.exe
            • Path C:\Program Files (x86)\Common Files\System\Ole DB\de-DE\Windowssqloledb.exe
            • Size 1.3MB
            • SHA256 8b3f5385f32652ae3a2a8466b064603c50d340748b8009f5d29327f487fe5992
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download