Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/08/2026, 04:26

General

  • Target
    2026-08-12_bfda8a53f1b1669da3a8916db6eb8462_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 640KB
  • Sample260812-e2jegsvyfx
  • SHA256 d3d0e6618ad439844242ca29afdc2aff3b1bbced5e2e30ae6802a3bbacc342bf
  • 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 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\2026-08-12_bfda8a53f1b1669da3a8916db6eb8462_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-12_bfda8a53f1b1669da3a8916db6eb8462_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:5424
  • C:\Windows\Syswow64\c326376d
    C:\Windows\Syswow64\c326376d
    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:3208

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        c326376d

        • Path C:\Windows\SysWOW64\c326376d
        • Size 640KB
        • SHA256 8b58ab1854e26420e360abc413d1f9807471da5054bc1f2e461413e38cc7c66c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3208-3-0x0000000000260000-0x00000000002EC000-memory.dmp

        memory/3208-14-0x0000000000260000-0x00000000002EC000-memory.dmp

        memory/3208-28-0x0000000000260000-0x00000000002EC000-memory.dmp

        memory/5424-0-0x0000000000350000-0x00000000003DC000-memory.dmp

        memory/5424-13-0x0000000000350000-0x00000000003DC000-memory.dmp