Overview

overview

10

Static

static

10

2026-10-11...op.exe

windows10-2004-x64

9

2026-10-11...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    12/10/2026, 17:06

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General

  • Target
    2026-10-11_8650bb4b8319cad871b121414819e05c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
  • Size 830KB
  • Sample261012-vmv3qsec37
  • SHA256 876ca485c78b3957c6e64523149ec515dd21accc9617a31ea39c3e30e3b9b5fe
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 20 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 6 IoCs

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

    upx
  • Drops file in Windows directory 2 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
  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-11_8650bb4b8319cad871b121414819e05c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-11_8650bb4b8319cad871b121414819e05c_amadey_coinminer_elex_remcos_smoke-loader_stop.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4480
  • C:\Windows\Syswow64\3144c650
    C:\Windows\Syswow64\3144c650
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4100

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        463188
        • Path C:\Windows\463188
        • Size 506B
        • SHA256 968d9241b9ee5ec679a83e10cb93a45c6b3b433b28cfbb26133d4a89b665588d
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        3144c650
        • Path C:\Windows\SysWOW64\3144c650
        • Size 830KB
        • SHA256 a8c34a469e6b700c3d82418fcf2774976559624c8ac66b570add0a211d727859
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4100-4-0x00000000000C0000-0x000000000014C000-memory.dmp
        Download

        memory/4100-21-0x00000000000C0000-0x000000000014C000-memory.dmp
        Download

        memory/4100-40-0x00000000000C0000-0x000000000014C000-memory.dmp
        Download

        memory/4480-0-0x0000000000D70000-0x0000000000DFC000-memory.dmp
        Download

        memory/4480-20-0x0000000000D70000-0x0000000000DFC000-memory.dmp
        Download