Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 18:59

General

  • Target
    2026-08-08_3825defa764ad97ed3e98b92359c1923_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
  • Size 560KB
  • Sample260808-xnb3csxthv
  • SHA256 c4e14696d01cde2b49422d7f8fedb21d5f9392e65ad0acecd74d204e19e909f9
  • 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\2026-08-08_3825defa764ad97ed3e98b92359c1923_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_3825defa764ad97ed3e98b92359c1923_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:3328
  • C:\Windows\Syswow64\638b8a0e
    C:\Windows\Syswow64\638b8a0e
    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:5076

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        638b8a0e

        • Path C:\Windows\SysWOW64\638b8a0e
        • Size 560KB
        • SHA256 24b16b09c8c25406825ac0797f018a229906a70e85505af1c42cabb8ec8af76e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3328-0-0x0000000000720000-0x00000000007AC000-memory.dmp

        memory/3328-16-0x0000000000720000-0x00000000007AC000-memory.dmp

        memory/5076-3-0x0000000000290000-0x000000000031C000-memory.dmp

        memory/5076-17-0x0000000000290000-0x000000000031C000-memory.dmp

        memory/5076-31-0x0000000000290000-0x000000000031C000-memory.dmp