Overview

overview

10

Static

static

10

2026-08-21...op.exe

windows10-2004-x64

9

2026-08-21...op.exe

windows11-ltsc_2024-x64

9

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
    22/08/2026, 04:57

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General

  • Target
    2026-08-21_d620b692f81dea5b25d235c32099b8c1_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260822-flqpas1dkb
  • SHA256 2ef2aa820907e0cf30819d3f4401e06622cd9d88b3e0fdaeb2d7807c22bfca3b
  • 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 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_d620b692f81dea5b25d235c32099b8c1_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_d620b692f81dea5b25d235c32099b8c1_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:5404
  • C:\Windows\Syswow64\7ed1870
    C:\Windows\Syswow64\7ed1870
    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:4568

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        4e34b0
        • Path C:\Windows\4e34b0
        • Size 1KB
        • SHA256 49b8108cf00192ae77c38aca8d547d31e783d33255f5f3c1a0632c07c3f77523
        • MD5 SHA1 SHA512 TLSH
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        7ed1870
        • Path C:\Windows\SysWOW64\7ed1870
        • Size 560KB
        • SHA256 e8da6c8d635434ce3da6c32aa09d17a1d13bb02bfa1d2da856003b5981455199
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4568-3-0x00000000002A0000-0x000000000032C000-memory.dmp
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        memory/4568-26-0x00000000002A0000-0x000000000032C000-memory.dmp
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        memory/4568-45-0x00000000002A0000-0x000000000032C000-memory.dmp
        Download

        memory/5404-0-0x0000000000540000-0x00000000005CC000-memory.dmp
        Download

        memory/5404-25-0x0000000000540000-0x00000000005CC000-memory.dmp
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