Overview

overview

10

Static

static

10

2026-08-03...op.exe

windows10-2004-x64

9

2026-08-03...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 14:06

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General

  • Target
    2026-08-03_b86ed461978f2f52bc3ed2bfd35c4be7_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 638KB
  • Sample260803-regzcsaf69
  • SHA256 4cb21de30e5e5ec4de52b8e45bc7cfc3e7a33d070ff9e7f908bbae4a40868d88
  • 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\2026-08-03_b86ed461978f2f52bc3ed2bfd35c4be7_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_b86ed461978f2f52bc3ed2bfd35c4be7_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:4288
  • C:\Windows\Syswow64\c0bad898
    C:\Windows\Syswow64\c0bad898
    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

        c0bad898
        • Path C:\Windows\SysWOW64\c0bad898
        • Size 638KB
        • SHA256 6ec6283aa5ea9392a0506d5a121f85e59fa92c89fb7f8d579145875da2666a97
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4288-0-0x0000000000EE0000-0x0000000000F6C000-memory.dmp
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        memory/4288-10-0x0000000000EE0000-0x0000000000F6C000-memory.dmp
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        memory/4744-3-0x00000000005E0000-0x000000000066C000-memory.dmp
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        memory/4744-11-0x00000000005E0000-0x000000000066C000-memory.dmp
        Download

        memory/4744-33-0x00000000005E0000-0x000000000066C000-memory.dmp
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