Overview

overview

10

Static

static

10

2026-08-08...er.exe

windows10-2004-x64

9

2026-08-08...er.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 18:55

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General

  • Target
    2026-08-08_5df47820de9d818bd30211eda79d84b9_amadey_coinminer_elex_remcos_smoke-loader.exe
  • Size 618KB
  • Sample260808-xkrnmsxtcx
  • SHA256 1b9e2bc1d74bcdeb4d289b2e24a5c788021ad532e840a68d73de6146b4106e4f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscoveryspywaretrojanupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 8 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 13 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Windows directory 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
  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
    defense_evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_5df47820de9d818bd30211eda79d84b9_amadey_coinminer_elex_remcos_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_5df47820de9d818bd30211eda79d84b9_amadey_coinminer_elex_remcos_smoke-loader.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5092
  • C:\Windows\Syswow64\91513ade
    C:\Windows\Syswow64\91513ade
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1104

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        91513ade
        • Path C:\Windows\SysWOW64\91513ade
        • Size 618KB
        • SHA256 8951b46b9e5bc8fe75b0497db0ce14844960c672f3b754725aa337b9bd2ca510
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1104-3-0x0000000000ED0000-0x0000000000F59000-memory.dmp
        Download

        memory/1104-12-0x0000000000ED0000-0x0000000000F59000-memory.dmp
        Download

        memory/1104-31-0x0000000000ED0000-0x0000000000F59000-memory.dmp
        Download

        memory/5092-0-0x00000000001C0000-0x0000000000249000-memory.dmp
        Download

        memory/5092-10-0x00000000001C0000-0x0000000000249000-memory.dmp
        Download

        memory/5092-30-0x00000000001C0000-0x0000000000249000-memory.dmp
        Download

        memory/5092-46-0x00000000001C0000-0x0000000000249000-memory.dmp
        Download