Overview

overview

10

Static

static

10

2026-08-09...er.exe

windows10-2004-x64

9

2026-08-09...er.exe

windows11-ltsc_2024-x64

9

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
    09/08/2026, 23:59

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General

  • Target
    2026-08-09_436de37ba05e00b548de9d299b0cfd79_amadey_coinminer_elex_remcos_smoke-loader.exe
  • Size 618KB
  • Sample260809-31rw8sda46
  • SHA256 6153c6f9697073648af3f6fae20b8a6e8460c4f02bc7d5e307d1bdd59dcf71ed
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 10 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 10 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\2026-08-09_436de37ba05e00b548de9d299b0cfd79_amadey_coinminer_elex_remcos_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_436de37ba05e00b548de9d299b0cfd79_amadey_coinminer_elex_remcos_smoke-loader.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:3820
  • C:\Windows\Syswow64\48fad2f6
    C:\Windows\Syswow64\48fad2f6
    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:4744

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        48fad2f6
        • Path C:\Windows\SysWOW64\48fad2f6
        • Size 618KB
        • SHA256 d3e20e2a517719168c4cb2668a799f57c2154498483c124dceceb31e5209c443
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3820-0-0x00000000003B0000-0x0000000000439000-memory.dmp
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        memory/3820-10-0x00000000003B0000-0x0000000000439000-memory.dmp
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        memory/3820-30-0x00000000003B0000-0x0000000000439000-memory.dmp
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        memory/3820-40-0x00000000003B0000-0x0000000000439000-memory.dmp
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        memory/3820-52-0x00000000003B0000-0x0000000000439000-memory.dmp
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        memory/4744-3-0x0000000000D60000-0x0000000000DE9000-memory.dmp
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        memory/4744-12-0x0000000000D60000-0x0000000000DE9000-memory.dmp
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        memory/4744-31-0x0000000000D60000-0x0000000000DE9000-memory.dmp
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        memory/4744-35-0x0000000000D60000-0x0000000000DE9000-memory.dmp
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