Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 02:21

General

  • Target
    2026-08-20_d93d68b1a5cded00abf19d58f6e75024_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 766KB
  • Sample260820-ctbnkayble
  • SHA256 c35a91ae3d5d820974346ef3ed86d01e1bd03d6bc8724f5389fe5b7c13a24011
  • 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 4 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
  • 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\2026-08-20_d93d68b1a5cded00abf19d58f6e75024_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_d93d68b1a5cded00abf19d58f6e75024_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:2420
  • C:\Windows\Syswow64\344257d8
    C:\Windows\Syswow64\344257d8
    1⤵
    • Executes dropped EXE
    • 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:4996

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        344257d8

        • Path C:\Windows\SysWOW64\344257d8
        • Size 766KB
        • SHA256 401b1fb33e31937ef20d37b0dd67da5ca68970d63738d5675b3fd7f1159acedb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2420-0-0x00000000006F0000-0x000000000077C000-memory.dmp

        memory/2420-16-0x00000000006F0000-0x000000000077C000-memory.dmp

        memory/4996-4-0x0000000000880000-0x000000000090C000-memory.dmp

        memory/4996-17-0x0000000000880000-0x000000000090C000-memory.dmp

        memory/4996-32-0x0000000000880000-0x000000000090C000-memory.dmp