Overview

overview

10

Static

static

10

2026-08-13...op.exe

windows10-2004-x64

9

2026-08-13...op.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
    13/08/2026, 02:52

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    2026-08-13_f146c1b93b4c545937fa5102f429a734_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260813-dc6caazfre
  • SHA256 501af4280568730069dbb5a603f121b2382fdeaebfaebcf9e71294ba8d53d22c
  • 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 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 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\2026-08-13_f146c1b93b4c545937fa5102f429a734_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_f146c1b93b4c545937fa5102f429a734_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:5424
  • C:\Windows\Syswow64\b1400ab0
    C:\Windows\Syswow64\b1400ab0
    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:4820

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        b1400ab0
        • Path C:\Windows\SysWOW64\b1400ab0
        • Size 560KB
        • SHA256 d9e927fb28a507badbbdd37d68042002a4912bedffbed8d912023caf6811f373
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4820-3-0x00000000007A0000-0x000000000082C000-memory.dmp
        Download

        memory/4820-11-0x00000000007A0000-0x000000000082C000-memory.dmp
        Download

        memory/4820-26-0x00000000007A0000-0x000000000082C000-memory.dmp
        Download

        memory/5424-0-0x0000000000FC0000-0x000000000104C000-memory.dmp
        Download

        memory/5424-10-0x0000000000FC0000-0x000000000104C000-memory.dmp
        Download