Overview

overview

10

Static

static

10

2026-08-09...er.exe

windows10-2004-x64

9

2026-08-09...er.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 04:47

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General

  • Target
    2026-08-09_e9586574b32437fc30a6b903ac65ccd6_amadey_coinminer_elex_remcos_smoke-loader.exe
  • Size 576KB
  • Sample260809-fehecatxhx
  • SHA256 0f6ed2d61c2f1eb4a2b7fff9c918f6b07fa947aeb9c7aae93b18afc591c89a71
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 9 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 9 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\2026-08-09_e9586574b32437fc30a6b903ac65ccd6_amadey_coinminer_elex_remcos_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_e9586574b32437fc30a6b903ac65ccd6_amadey_coinminer_elex_remcos_smoke-loader.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:2748
  • C:\Windows\Syswow64\837aeba6
    C:\Windows\Syswow64\837aeba6
    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:4740

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        837aeba6
        • Path C:\Windows\SysWOW64\837aeba6
        • Size 576KB
        • SHA256 cc64dfee4ed23b9309866a8552fe78b1fed8c954eb7087e2328f1908da3a5969
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2748-0-0x00000000006C0000-0x0000000000749000-memory.dmp
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        memory/2748-16-0x00000000006C0000-0x0000000000749000-memory.dmp
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        memory/2748-17-0x00000000006C0000-0x0000000000749000-memory.dmp
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        memory/2748-32-0x00000000006C0000-0x0000000000749000-memory.dmp
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        memory/4740-3-0x0000000000CD0000-0x0000000000D59000-memory.dmp
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        memory/4740-19-0x0000000000CD0000-0x0000000000D59000-memory.dmp
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        memory/4740-23-0x0000000000CD0000-0x0000000000D59000-memory.dmp
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        memory/4740-33-0x0000000000CD0000-0x0000000000D59000-memory.dmp
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