Overview

overview

10

Static

static

10

2026-08-20...op.exe

windows10-2004-x64

9

2026-08-20...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 03:48

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General

  • Target
    2026-08-20_4635f31bf68868730b0b6d2c3fe892c6_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
  • Size 873KB
  • Sample260820-ec3f3abc57
  • SHA256 2db47d4f46323910b2b62b2dbd39478de2d7ce5ffce6b56005db84452948f4ae
  • 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 17 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\2026-08-20_4635f31bf68868730b0b6d2c3fe892c6_amadey_coinminer_elex_remcos_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_4635f31bf68868730b0b6d2c3fe892c6_amadey_coinminer_elex_remcos_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:4168
  • C:\Windows\Syswow64\db90e561
    C:\Windows\Syswow64\db90e561
    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:2792

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        db90e561
        • Path C:\Windows\SysWOW64\db90e561
        • Size 873KB
        • SHA256 2ee5add59dc00d5f03ea8665260185fc94288b0cc7a1b821d28a81f35fd4eec5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2792-3-0x0000000000070000-0x00000000000FC000-memory.dmp
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        memory/2792-11-0x0000000000070000-0x00000000000FC000-memory.dmp
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        memory/2792-31-0x0000000000070000-0x00000000000FC000-memory.dmp
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        memory/4168-0-0x0000000000940000-0x00000000009CC000-memory.dmp
        Download

        memory/4168-10-0x0000000000940000-0x00000000009CC000-memory.dmp
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