Overview

overview

10

Static

static

10

2026-08-06...op.exe

windows10-2004-x64

9

2026-08-06...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/08/2026, 23:17

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General

  • Target
    2026-08-06_3929d2d6cee1b9e9b127a1eb7f299d2a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
  • Size 830KB
  • Sample260806-29357acg49
  • SHA256 2bbf630500b386f28a3b2ac4d5043460bb6ccfc6b28d90383d2364369eab00bc
  • 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 18 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
  • 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-06_3929d2d6cee1b9e9b127a1eb7f299d2a_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-06_3929d2d6cee1b9e9b127a1eb7f299d2a_amadey_coinminer_elex_remcos_smoke-loader_stop.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:3264
  • C:\Windows\Syswow64\4d1c867
    C:\Windows\Syswow64\4d1c867
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1188

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        4d1c867
        • Path C:\Windows\SysWOW64\4d1c867
        • Size 830KB
        • SHA256 6ef7aff1ffe5ac4bbd9c3810ed4c0f05b792785901902b01f4cf022687b5fdf5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1188-3-0x0000000000F10000-0x0000000000F9C000-memory.dmp
        Download

        memory/1188-17-0x0000000000F10000-0x0000000000F9C000-memory.dmp
        Download

        memory/1188-40-0x0000000000F10000-0x0000000000F9C000-memory.dmp
        Download

        memory/3264-0-0x0000000000800000-0x000000000088C000-memory.dmp
        Download

        memory/3264-16-0x0000000000800000-0x000000000088C000-memory.dmp
        Download