Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/10/2026, 10:31

General

  • Target
    2026-10-26_a0735ca646b54ca1a70488e6a4bbb980_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 525KB
  • Sample261027-mkhevsds7n
  • SHA256 c71b4b44b02379de536b43113f76581a68c191d09867ceea3bfc16caef5f4ca7
  • 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 20 IoCs

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

  • Drops file in System32 directory 15 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-26_a0735ca646b54ca1a70488e6a4bbb980_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_a0735ca646b54ca1a70488e6a4bbb980_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:2252
  • C:\Windows\Syswow64\c662dac8
    C:\Windows\Syswow64\c662dac8
    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:5308
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2016

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          c662dac8

          • Path C:\Windows\SysWOW64\c662dac8
          • Size 525KB
          • SHA256 fb893a8b90db44d30c917623e45622adbbdc33015a05f4c8846e2f4a798c4fab
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2252-0-0x0000000000EF0000-0x0000000000F7C000-memory.dmp

          memory/2252-20-0x0000000000EF0000-0x0000000000F7C000-memory.dmp

          memory/5308-3-0x0000000000AA0000-0x0000000000B2C000-memory.dmp

          memory/5308-21-0x0000000000AA0000-0x0000000000B2C000-memory.dmp

          memory/5308-44-0x0000000000AA0000-0x0000000000B2C000-memory.dmp