Overview

overview

10

Static

static

10

2026-04-20...op.exe

windows10-2004-x64

9

2026-04-20...op.exe

windows11-21h2-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/04/2026, 16:47

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General

  • Target
    2026-04-20_a60e9ee9145dc3b36de34621482bf708_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 640KB
  • Sample260420-vapeescw21
  • SHA256 337f2397e5ed713f269082ef1b12b0312830cb313074c980d70c8508e6236794
  • 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 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 11 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\2026-04-20_a60e9ee9145dc3b36de34621482bf708_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-20_a60e9ee9145dc3b36de34621482bf708_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:2344
  • C:\Windows\Syswow64\b5b518d6
    C:\Windows\Syswow64\b5b518d6
    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:4428

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        b5b518d6
        • Path C:\Windows\SysWOW64\b5b518d6
        • Size 640KB
        • SHA256 4c1ce0eb44b0c28e1adf23a412d980c4843a7325d2e4b5820b76f1ae4c5cdab6
        • MD5 SHA1 SHA512 SSDEEP TLSH
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        memory/2344-0-0x0000000000EE0000-0x0000000000F6C000-memory.dmp
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        memory/2344-10-0x0000000000EE0000-0x0000000000F6C000-memory.dmp
        Download

        memory/4428-3-0x0000000000530000-0x00000000005BC000-memory.dmp
        Download

        memory/4428-11-0x0000000000530000-0x00000000005BC000-memory.dmp
        Download

        memory/4428-25-0x0000000000530000-0x00000000005BC000-memory.dmp
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