Analysis

  • max time kernel
    148s
  • 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
    20/08/2026, 04:20

General

  • Target
    2026-08-20_f9ffeb8e88cefdab86ee85313668552f_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
  • Size 560KB
  • Sample260820-ex6dfssvcx
  • SHA256 1ad81b902b8450f25247965a6cffc0995b8d45688d1e8a7347e7668b0f0d9be3
  • 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 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
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_f9ffeb8e88cefdab86ee85313668552f_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_f9ffeb8e88cefdab86ee85313668552f_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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:4412
  • C:\Windows\Syswow64\358dffd0
    C:\Windows\Syswow64\358dffd0
    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:3364

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        358dffd0

        • Path C:\Windows\SysWOW64\358dffd0
        • Size 560KB
        • SHA256 157a5074a9174db1e34ded5e813bbf5b69885dc72dbb512d326de63e6cb92f78
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3364-3-0x0000000000430000-0x00000000004BC000-memory.dmp

        memory/3364-11-0x0000000000430000-0x00000000004BC000-memory.dmp

        memory/3364-29-0x0000000000430000-0x00000000004BC000-memory.dmp

        memory/4412-0-0x0000000000E90000-0x0000000000F1C000-memory.dmp

        memory/4412-10-0x0000000000E90000-0x0000000000F1C000-memory.dmp