Overview

overview

6

Static

static

3

2026-10-16...ee.exe

windows10-2004-x64

6

2026-10-16...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    130s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/10/2026, 03:56

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General

  • Target
    2026-10-16_e97303c3c966ee6d6d0277e7bb1efc56_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample261017-ehtfcass6j
  • SHA256 1983b8d8c3f23e8f1a4b6e39dbcae973b6882486c189e820366182a13f2ca73c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 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 31 IoCs
  • Drops file in Windows directory 64 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-16_e97303c3c966ee6d6d0277e7bb1efc56_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-16_e97303c3c966ee6d6d0277e7bb1efc56_elex_remcos_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1460
  • C:\Users\Admin\AppData\Local\Temp\2026-10-16_e97303c3c966ee6d6d0277e7bb1efc56_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-16_e97303c3c966ee6d6d0277e7bb1efc56_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1048

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        RCX933C.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\RCX933C.tmp
        • Size 1.1MB
        • SHA256 5c5939f5b64115fa70372e058b07515bfe538a3b3fb54839442bc49c079557c0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX7B19.tmp
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\uk-UA\RCX7B19.tmp
        • Size 1.1MB
        • SHA256 de5be6896acc78e8dd9e1a7059a329cf2cf4b233645aaec439f7ce1393589e7e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Microsoftmsedgeupdate.exe
        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\Microsoftmsedgeupdate.exe
        • Size 1.1MB
        • SHA256 1983b8d8c3f23e8f1a4b6e39dbcae973b6882486c189e820366182a13f2ca73c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        VisualStudio.exe
        • Path C:\Windows\Installer\$PatchCache$\Managed\00006109E70000000100000000F01FEC\16.0.12527\VisualStudio.exe
        • Size 1.1MB
        • SHA256 6fdab56021e7d1f5dd7cd5d74e8e1d386f7a0fbf6ca3786fd8ab77dfe3767971
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        resourcesDrawing.exe
        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\it\resourcesDrawing.exe
        • Size 1.1MB
        • SHA256 99b19fd7f900b6a5f47086c06360da8279cbacaffbdefe6c30eb2fe5ebadb431
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download