Overview

overview

10

Static

static

10

2026-08-30...op.exe

windows10-2004-x64

9

2026-08-30...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
    31/08/2026, 00:47

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General

  • Target
    2026-08-30_f46f2e106ec2a5188f00b4032fb93384_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260831-a5llssvxav
  • SHA256 01c3705485beebebdb016fa13029c65f3ec36d93f935b0cc5eb6229fc1bb8fc6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • Custom signature
    UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 18 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\2026-08-30_f46f2e106ec2a5188f00b4032fb93384_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-30_f46f2e106ec2a5188f00b4032fb93384_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:4584
  • C:\Windows\Syswow64\8908ef6c
    C:\Windows\Syswow64\8908ef6c
    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:4964

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        8908ef6c
        • Path C:\Windows\SysWOW64\8908ef6c
        • Size 560KB
        • SHA256 ceb3d60e2ec83f4de5a48ace04d99192f9786b28441237f99f19bcb946b1f8f7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4584-0-0x0000000000400000-0x000000000048C000-memory.dmp
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        memory/4584-16-0x0000000000400000-0x000000000048C000-memory.dmp
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        memory/4964-4-0x0000000000960000-0x00000000009EC000-memory.dmp
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        memory/4964-19-0x0000000000960000-0x00000000009EC000-memory.dmp
        Download

        memory/4964-36-0x0000000000960000-0x00000000009EC000-memory.dmp
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