Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 04:43

General

  • Target
    2026-08-18_ec16888987882865aa03bcff16477156_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260818-fb9dnaek2w
  • SHA256 838fb3897ae7e67218687cd35635eca7d4b0028d4d886897010bb29da5379640
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 18 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.

  • 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.

  • 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\2026-08-18_ec16888987882865aa03bcff16477156_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_ec16888987882865aa03bcff16477156_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:2440
  • C:\Windows\Syswow64\87d985b6
    C:\Windows\Syswow64\87d985b6
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • 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:3452

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        87d985b6

        • Path C:\Windows\SysWOW64\87d985b6
        • Size 560KB
        • SHA256 8ece519fa08dac79ce496c14d42f1b5c78c06238e541aac59afeda3dc2fcbca5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2440-0-0x0000000000EB0000-0x0000000000F3C000-memory.dmp

        memory/2440-16-0x0000000000EB0000-0x0000000000F3C000-memory.dmp

        memory/3452-3-0x0000000000B40000-0x0000000000BCC000-memory.dmp

        memory/3452-17-0x0000000000B40000-0x0000000000BCC000-memory.dmp

        memory/3452-40-0x0000000000B40000-0x0000000000BCC000-memory.dmp