Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250610-en
  • resource tags

    arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/05/2026, 01:37

General

  • Target
    2026-05-06_60cc908e803d94545fb0990ff4a7c6b4_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 638KB
  • Sample260506-b11etsds8n
  • SHA256 0766f1fb3fb352241b8472de78a27fe0e056b3e5c53b976b9eb8e5e8a72c7204
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    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
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-06_60cc908e803d94545fb0990ff4a7c6b4_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-06_60cc908e803d94545fb0990ff4a7c6b4_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:3692
  • C:\Windows\Syswow64\26727874
    C:\Windows\Syswow64\26727874
    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:2096

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        23e260

        • Path C:\Windows\23e260
        • Size 506B
        • SHA256 31ce5e491082a31095a8c913b994c3fc86ed06ec511ad53b860f69fcefa06684
        • MD5 SHA1 SHA512 TLSH

        26727874

        • Path C:\Windows\SysWOW64\26727874
        • Size 638KB
        • SHA256 28cec3029af5096c0974ef7db9e8ba96eadb0d2a2604aa9f0f1576842d90691b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2096-4-0x0000000000E80000-0x0000000000F0C000-memory.dmp

        memory/2096-19-0x00000000016B0000-0x000000000178F000-memory.dmp

        memory/2096-20-0x0000000000E80000-0x0000000000F0C000-memory.dmp

        memory/2096-45-0x0000000000E80000-0x0000000000F0C000-memory.dmp

        memory/3692-0-0x0000000000D60000-0x0000000000DEC000-memory.dmp

        memory/3692-17-0x0000000000D60000-0x0000000000DEC000-memory.dmp

        memory/3692-18-0x0000000001A40000-0x0000000001B1F000-memory.dmp