Overview

overview

10

Static

static

10

2026-04-16...op.exe

windows10-2004-x64

9

2026-04-16...op.exe

windows11-21h2-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/04/2026, 10:34

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General

  • Target
    2026-04-16_38556c5803bcc65e0e2b17fca8efd1d9_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260416-ml5xjsf17x
  • SHA256 75c7a3e4bc8592c5646aa930cb0b4f380d1d1de8621151c4242f6b3bcc360f51
  • 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 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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-16_38556c5803bcc65e0e2b17fca8efd1d9_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-16_38556c5803bcc65e0e2b17fca8efd1d9_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:680
  • C:\Windows\Syswow64\571dbde0
    C:\Windows\Syswow64\571dbde0
    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:532

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        571dbde0
        • Path C:\Windows\SysWOW64\571dbde0
        • Size 560KB
        • SHA256 4a09a7f6575a5bb70f6c677c20a789c4f299b2b34b1b5212e3f71bcd27c9be35
        • MD5 SHA1 SHA512 SSDEEP TLSH
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        memory/532-3-0x00000000004B0000-0x000000000053C000-memory.dmp
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        memory/532-13-0x0000000002710000-0x000000000276F000-memory.dmp
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        memory/532-14-0x00000000004B0000-0x000000000053C000-memory.dmp
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        memory/532-38-0x00000000004B0000-0x000000000053C000-memory.dmp
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        memory/680-0-0x0000000000A30000-0x0000000000ABC000-memory.dmp
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        memory/680-12-0x0000000000A30000-0x0000000000ABC000-memory.dmp
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        memory/680-21-0x0000000002E10000-0x0000000002E6F000-memory.dmp
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