Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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, 03:48

General

  • Target
    2026-08-20_4b31d61e771afd127b310661283273cc_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260820-ecwcrayhmc
  • SHA256 006e1f73b1bf468c4f6a80bf067afa6cdbfceffda34cbb728b3796d4c577e923
  • 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_4b31d61e771afd127b310661283273cc_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_4b31d61e771afd127b310661283273cc_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:4168
  • C:\Windows\Syswow64\b00fc6d1
    C:\Windows\Syswow64\b00fc6d1
    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:3500

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        b00fc6d1

        • Path C:\Windows\SysWOW64\b00fc6d1
        • Size 560KB
        • SHA256 e6a5eb27b9cedfd0ee2f1c92d82cc38370d831f97e36689af82dda80c29c4dc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3500-3-0x0000000000320000-0x00000000003AC000-memory.dmp

        memory/3500-17-0x0000000000320000-0x00000000003AC000-memory.dmp

        memory/3500-31-0x0000000000320000-0x00000000003AC000-memory.dmp

        memory/4168-0-0x0000000000B40000-0x0000000000BCC000-memory.dmp

        memory/4168-16-0x0000000000B40000-0x0000000000BCC000-memory.dmp