Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/11/2026, 20:02

General

  • Target
    2026-11-13_f187ef6f61a71620fbe154f334159812_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 761KB
  • Sample261113-ysdmesf14t
  • SHA256 412647a6c2458374f9f8576554808bceb8df59c9fa4512768e16642816bce6b7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 23 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-13_f187ef6f61a71620fbe154f334159812_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-13_f187ef6f61a71620fbe154f334159812_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:4772
  • C:\Windows\Syswow64\ab96f65c
    C:\Windows\Syswow64\ab96f65c
    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:4776

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ab96f65c

        • Path C:\Windows\SysWOW64\ab96f65c
        • Size 761KB
        • SHA256 3c7c2af7f08d722b5766cb006f11260261ade5be53af52aec65f834469469aef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4772-0-0x00000000002F0000-0x000000000037C000-memory.dmp

        memory/4772-18-0x00000000002F0000-0x000000000037C000-memory.dmp

        memory/4776-3-0x00000000009E0000-0x0000000000A6C000-memory.dmp

        memory/4776-19-0x00000000009E0000-0x0000000000A6C000-memory.dmp

        memory/4776-44-0x00000000009E0000-0x0000000000A6C000-memory.dmp