Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 23:10

General

  • Target
    2026-05-22_2802adc199e2adad3371e8c468c70a12_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260522-253nvsav7v
  • SHA256 46d09380d19feaef287113ef22cd3bf8b3cdd4a6976ed02b2bc19863b38512e0
  • MD5 SHA1 SHA512 SSDEEP TLSH

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 15 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-22_2802adc199e2adad3371e8c468c70a12_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_2802adc199e2adad3371e8c468c70a12_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:5288
  • C:\Windows\Syswow64\e67bcd7c
    C:\Windows\Syswow64\e67bcd7c
    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
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5844

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e67bcd7c

        • Path C:\Windows\SysWOW64\e67bcd7c
        • Size 560KB
        • SHA256 e66e4c55c741f4a1e5c703ff4de15d4fbb7100bbc69d49220891c0a9348611d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5288-0-0x0000000000090000-0x000000000011C000-memory.dmp

        memory/5288-10-0x0000000000090000-0x000000000011C000-memory.dmp

        memory/5844-4-0x0000000000C60000-0x0000000000CEC000-memory.dmp

        memory/5844-11-0x0000000000C60000-0x0000000000CEC000-memory.dmp

        memory/5844-30-0x0000000000C60000-0x0000000000CEC000-memory.dmp