Overview

overview

10

Static

static

10

2026-07-20...op.exe

windows10-2004-x64

9

2026-07-20...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 02:22

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    2026-07-20_f82b89af8de64f747c226877f11246d9_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 640KB
  • Sample260720-ctr1jse16v
  • SHA256 fe961c9f217a286d8e05c9f21001aa359d3a78f9ba17390e7ece0ef49d3c625e
  • 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 4 IoCs

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

  • Drops file in System32 directory 5 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 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-20_f82b89af8de64f747c226877f11246d9_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_f82b89af8de64f747c226877f11246d9_amadey_coinminer_elex_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:4556
  • C:\Windows\Syswow64\d77c3dc4
    C:\Windows\Syswow64\d77c3dc4
    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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2716

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        d77c3dc4
        • Path C:\Windows\SysWOW64\d77c3dc4
        • Size 640KB
        • SHA256 4465de706509f86616071cfa66fcbc9e964b1df358d60ae94e36bcfd6f48db9d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2716-3-0x0000000000710000-0x000000000079C000-memory.dmp
        Download

        memory/2716-11-0x0000000000710000-0x000000000079C000-memory.dmp
        Download

        memory/2716-28-0x0000000000710000-0x000000000079C000-memory.dmp
        Download

        memory/4556-0-0x00000000008D0000-0x000000000095C000-memory.dmp
        Download

        memory/4556-10-0x00000000008D0000-0x000000000095C000-memory.dmp
        Download