Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 03:55

General

  • Target
    2026-08-22_846b9fde072c5da7f7f4d31c6d0bdcf2_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 640KB
  • Sample260822-eg7ataep71
  • SHA256 385b0b7842f696e6c960b58fddf787b63dfbe81b797af164799f6d165fee517b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 6 IoCs

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

  • Drops file in System32 directory 17 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-22_846b9fde072c5da7f7f4d31c6d0bdcf2_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-22_846b9fde072c5da7f7f4d31c6d0bdcf2_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:5108
  • C:\Windows\Syswow64\f2ee31d9
    C:\Windows\Syswow64\f2ee31d9
    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
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:940

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        f2ee31d9

        • Path C:\Windows\SysWOW64\f2ee31d9
        • Size 640KB
        • SHA256 0f9eb75befecad273153835edfd5bd8f9d2fe92411ca7ab17233f96e3b6c9086
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/940-3-0x00000000005E0000-0x000000000066C000-memory.dmp

        memory/940-13-0x00000000005E0000-0x000000000066C000-memory.dmp

        memory/940-38-0x00000000005E0000-0x000000000066C000-memory.dmp

        memory/5108-0-0x0000000000130000-0x00000000001BC000-memory.dmp

        memory/5108-12-0x0000000000130000-0x00000000001BC000-memory.dmp