Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 06:50

General

  • Target
    2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260820-hl24fa1gmc
  • SHA256 379b34d5f9d29f398b931fd705007c402fbc658f4e9b7e2e98a362bcec5fe0d2
  • 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 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_b400bcc9d91ea1d5ab2112668a29be3a_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
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4768
  • C:\Windows\Syswow64\7c3a3c52
    C:\Windows\Syswow64\7c3a3c52
    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:5048

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7c3a3c52

        • Path C:\Windows\SysWOW64\7c3a3c52
        • Size 560KB
        • SHA256 c7ef9cf2bfba9a434be0cb3972384c0fbdc14f62e5a9a431ce47d83162eb7013
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4768-0-0x0000000000980000-0x0000000000A0C000-memory.dmp

        memory/4768-10-0x0000000000980000-0x0000000000A0C000-memory.dmp

        memory/5048-3-0x0000000000DF0000-0x0000000000E7C000-memory.dmp

        memory/5048-11-0x0000000000DF0000-0x0000000000E7C000-memory.dmp

        memory/5048-32-0x0000000000DF0000-0x0000000000E7C000-memory.dmp