Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 10:30

General

  • Target
    2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260801-mkbbjsxybw
  • SHA256 927df55544ba6428684ec73c2f314686590fe4bc15b281572932e8841f48186e
  • 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\2026-08-01_cd471b855513fd64d2b26a29d7271e9c_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_cd471b855513fd64d2b26a29d7271e9c_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:4900
  • C:\Windows\Syswow64\c3d5a1a3
    C:\Windows\Syswow64\c3d5a1a3
    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:2464

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        c3d5a1a3

        • Path C:\Windows\SysWOW64\c3d5a1a3
        • Size 560KB
        • SHA256 07608aa005bdd54c0c33a0012befeea9e09fe7b710281dbcddeac39ce953a025
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2464-3-0x0000000000790000-0x000000000081C000-memory.dmp

        memory/2464-11-0x0000000000790000-0x000000000081C000-memory.dmp

        memory/2464-37-0x0000000000790000-0x000000000081C000-memory.dmp

        memory/4900-0-0x0000000000510000-0x000000000059C000-memory.dmp

        memory/4900-10-0x0000000000510000-0x000000000059C000-memory.dmp