Analysis

  • max time kernel
    148s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 00:22

General

  • Target
    2026-08-30_f975c36787f1ed8deeb47dc970bd9a5e_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260831-apcnyssepg
  • SHA256 bb1626c9f1046ceca2ec251e5fa0030678b5eafd5b0c2730d7c5437774082116
  • 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 18 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
  • 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\2026-08-30_f975c36787f1ed8deeb47dc970bd9a5e_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-30_f975c36787f1ed8deeb47dc970bd9a5e_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:1488
  • C:\Windows\Syswow64\2598855d
    C:\Windows\Syswow64\2598855d
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • 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:4932

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2598855d

        • Path C:\Windows\SysWOW64\2598855d
        • Size 560KB
        • SHA256 4cb5facf82e8dcdd14d468a96568cef3c0bdc890337f21c9600d6de6af959f16
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1488-0-0x0000000000860000-0x00000000008EC000-memory.dmp

        memory/1488-18-0x0000000000860000-0x00000000008EC000-memory.dmp

        memory/4932-3-0x00000000004F0000-0x000000000057C000-memory.dmp

        memory/4932-21-0x00000000004F0000-0x000000000057C000-memory.dmp

        memory/4932-42-0x00000000004F0000-0x000000000057C000-memory.dmp