Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 01:01

General

  • Target
    2026-10-22_ab945cb1058cae6cbd01d7efea73105f_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 576KB
  • Sample261024-bdevlsdh93
  • SHA256 f3af9388125f80815920d54249534929c57e109ab609ae27780445f0b7936af4
  • 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 24 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
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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\2026-10-22_ab945cb1058cae6cbd01d7efea73105f_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_ab945cb1058cae6cbd01d7efea73105f_amadey_coinminer_elex_smoke-loader_stop.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1208
  • C:\Windows\Syswow64\8cb73c88
    C:\Windows\Syswow64\8cb73c88
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4956

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        8cb73c88

        • Path C:\Windows\SysWOW64\8cb73c88
        • Size 576KB
        • SHA256 1317ab0c2776c9f5c5d5296fa4e974d8a4c8156c4db0e521fdac289a38a5e85e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1208-0-0x0000000000760000-0x00000000007EC000-memory.dmp

        memory/1208-18-0x0000000000760000-0x00000000007EC000-memory.dmp

        memory/4956-3-0x00000000002C0000-0x000000000034C000-memory.dmp

        memory/4956-19-0x00000000002C0000-0x000000000034C000-memory.dmp

        memory/4956-42-0x00000000002C0000-0x000000000034C000-memory.dmp