Overview

overview

10

Static

static

10

2026-08-17...op.exe

windows10-2004-x64

9

2026-08-17...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 22:23

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General

  • Target
    2026-08-17_4352b670c78de4acf93230520f72577d_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260817-2a9tpaea66
  • SHA256 afd646bf9e6c6a64a9d47eae2af64d3ef9619a353cdb5ed55d4bcd56f073c042
  • 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 6 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.

    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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-17_4352b670c78de4acf93230520f72577d_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_4352b670c78de4acf93230520f72577d_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:4632
  • C:\Windows\Syswow64\559a3b18
    C:\Windows\Syswow64\559a3b18
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • 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:4160

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        559a3b18
        • Path C:\Windows\SysWOW64\559a3b18
        • Size 560KB
        • SHA256 8e75aaec9bb6a099f4ab83e781b4b117a545d04ce1094ff3163d1746d8b45b10
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4160-3-0x0000000000CD0000-0x0000000000D5C000-memory.dmp
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        memory/4160-19-0x0000000000CD0000-0x0000000000D5C000-memory.dmp
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        memory/4160-30-0x0000000000CD0000-0x0000000000D5C000-memory.dmp
        Download

        memory/4632-0-0x0000000000240000-0x00000000002CC000-memory.dmp
        Download

        memory/4632-18-0x0000000000240000-0x00000000002CC000-memory.dmp
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