Overview

overview

10

Static

static

10

2026-08-23...op.exe

windows10-2004-x64

9

2026-08-23...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/08/2026, 22:40

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General

  • Target
    2026-08-23_bf58a46941e0ba1b04bd99ae8752d0b4_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 576KB
  • Sample260823-2ly7bsbd85
  • SHA256 53c03526c493fdca76c267673ca99dd63a69796a2e00757a119ca79f781ed2f9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 10 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.

    upx
  • 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.

    discovery
  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-23_bf58a46941e0ba1b04bd99ae8752d0b4_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-23_bf58a46941e0ba1b04bd99ae8752d0b4_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:1376
  • C:\Windows\Syswow64\4a44fd38
    C:\Windows\Syswow64\4a44fd38
    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:3864

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        4a44fd38
        • Path C:\Windows\SysWOW64\4a44fd38
        • Size 576KB
        • SHA256 d51c926d385a0accfb563b48b1b36b6c2b2f5297abfc0943bfb18026fffe7d4a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1376-0-0x0000000000D50000-0x0000000000DDC000-memory.dmp
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        memory/1376-16-0x0000000000D50000-0x0000000000DDC000-memory.dmp
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        memory/3864-4-0x0000000000990000-0x0000000000A1C000-memory.dmp
        Download

        memory/3864-17-0x0000000000990000-0x0000000000A1C000-memory.dmp
        Download

        memory/3864-30-0x0000000000990000-0x0000000000A1C000-memory.dmp
        Download