Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/10/2026, 21:28

General

  • Target
    2026-10-17_b035ca5c7780dcd4446036e62c56ae4d_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample261018-1bcd5ss18r
  • SHA256 74b0c4aa9633da36ff6043e3045d564200df08e47d899157227bd8b24fca134e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 22 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.

  • 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.

  • 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.

  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-17_b035ca5c7780dcd4446036e62c56ae4d_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-17_b035ca5c7780dcd4446036e62c56ae4d_amadey_coinminer_elex_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:5888
  • C:\Windows\Syswow64\da307b78
    C:\Windows\Syswow64\da307b78
    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:1612

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        1b9918

        • Path C:\Windows\1b9918
        • Size 916B
        • SHA256 25f101487ba384fe3fe78d1ed88d2d9045f85d4ea73b0dedadfd1612177f2e85
        • MD5 SHA1 SHA512 TLSH

        1b9918

        • Path C:\Windows\1b9918
        • Size 786B
        • SHA256 1f9a961ecbe4d29c42b60dee89e1a7e05f1ef2d134a0c465bc1d5edf56f3cd6d
        • MD5 SHA1 SHA512 TLSH

        da307b78

        • Path C:\Windows\SysWOW64\da307b78
        • Size 560KB
        • SHA256 1d871191ae6822666f3501a49fd9a40ecce182e7f8836e8e48e6d041a80f4624
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1612-3-0x0000000000640000-0x00000000006CC000-memory.dmp

        memory/1612-26-0x0000000000640000-0x00000000006CC000-memory.dmp

        memory/1612-53-0x0000000000640000-0x00000000006CC000-memory.dmp

        memory/5888-0-0x0000000000100000-0x000000000018C000-memory.dmp

        memory/5888-25-0x0000000000100000-0x000000000018C000-memory.dmp