Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/04/2026, 04:29

General

  • Target
    2026-04-18_81f531120bbae084fe155aa8dfba3b5c_coinminer_elex_rhadamanthys_stop.exe
  • Size 786KB
  • Sample260418-e4e5vagw5s
  • SHA256 6eae46f74742c5afc8105ce156686f6a1a9e628a3b3472983912d01e47c64ec4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-18_81f531120bbae084fe155aa8dfba3b5c_coinminer_elex_rhadamanthys_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-18_81f531120bbae084fe155aa8dfba3b5c_coinminer_elex_rhadamanthys_stop.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\ProgramData\c1810LfKbEgI7242.exe
      "C:\ProgramData\c1810LfKbEgI7242.exe" "C:\Users\Admin\AppData\Local\Temp\2026-04-18_81f531120bbae084fe155aa8dfba3b5c_coinminer_elex_rhadamanthys_stop.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3800
  • C:\ProgramData\c1810LfKbEgI7242.exe
    C:\ProgramData\c1810LfKbEgI7242.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2152

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        c1810LfKbEgI7242

        • Path C:\ProgramData\c1810LfKbEgI7242
        • Size 208B
        • SHA256 7ef085a334cdb63ccd076d2270223c73a76f757942c4b3824946dcb4ad85145c
        • MD5 SHA1 SHA512 TLSH

        c1810LfKbEgI7242.exe

        • Path C:\ProgramData\c1810LfKbEgI7242.exe
        • Size 786KB
        • SHA256 494ca28ba58397bd75a380b3955dfcc639b0a73f3f4556dbbd504dff1fbb0f14
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2152-19-0x00000000005F0000-0x00000000005F6000-memory.dmp

        memory/2152-18-0x0000000000860000-0x000000000093C000-memory.dmp

        memory/2152-20-0x0000000000400000-0x00000000004C6000-memory.dmp

        memory/2740-1-0x0000000000459000-0x000000000045A000-memory.dmp

        memory/2740-0-0x0000000000400000-0x00000000004C6000-memory.dmp

        memory/2740-12-0x0000000000550000-0x0000000000556000-memory.dmp

        memory/2740-11-0x0000000000AA0000-0x0000000000B7C000-memory.dmp

        memory/2740-13-0x0000000000400000-0x00000000004C6000-memory.dmp

        memory/3800-10-0x0000000000400000-0x00000000004C6000-memory.dmp

        memory/3800-8-0x0000000000400000-0x00000000004C6000-memory.dmp

        memory/3800-21-0x0000000000400000-0x00000000004C6000-memory.dmp

        memory/3800-23-0x00000000005E0000-0x00000000005E6000-memory.dmp

        memory/3800-22-0x0000000000860000-0x000000000093C000-memory.dmp

        memory/3800-34-0x0000000000860000-0x000000000093C000-memory.dmp