Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 07:37

General

  • Target
    2026-10-22_7bba4f704dcfb689c4213f106b9c650d_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample261024-jf3y8aee52
  • SHA256 5a6aaed0cef266bfe56f6e706dee3e9c505b36ec7258c0f6db7e573ca70de1ca
  • 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 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-22_7bba4f704dcfb689c4213f106b9c650d_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_7bba4f704dcfb689c4213f106b9c650d_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:3472
  • C:\Windows\Syswow64\b53cde4c
    C:\Windows\Syswow64\b53cde4c
    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:3064

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        b53cde4c

        • Path C:\Windows\SysWOW64\b53cde4c
        • Size 560KB
        • SHA256 90f2bfdba792cd7d32013639e1e45087ef7d1f8b2229039308211ac8c4f1d4da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3064-4-0x0000000000B10000-0x0000000000B9C000-memory.dmp

        memory/3064-19-0x0000000000B10000-0x0000000000B9C000-memory.dmp

        memory/3064-38-0x0000000000B10000-0x0000000000B9C000-memory.dmp

        memory/3472-0-0x0000000000960000-0x00000000009EC000-memory.dmp

        memory/3472-18-0x0000000000960000-0x00000000009EC000-memory.dmp