Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/10/2026, 04:29

General

  • Target
    jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe
  • Size 1.9MB
  • Sample261016-e4ppaag181
  • SHA256 d15792877c09ecdb28daf0b8922fd8f0a7496c1ca6ea02c056e48838dfc06929
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Luminosity 2 IoCs

    Luminosity is a RAT family that was on sale, while claiming to be a system administration utility.

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe"
    1⤵
    • Family: Luminosity
    • Creates a file in the Startup directory
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4244
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Drops file in Program Files directory
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Client Monitor" /tr "'C:\Program Files (x86)\Client\client.exe' /startup" /sc MINUTE /f /rl highest
        3⤵
        • Family: Luminosity
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4904
      • C:\Windows\SysWOW64\REG.exe
        REG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "Client Monitor" /d "cmd /c """start """Client Monitor""" """C:\Program Files (x86)\Client\client.exe"""" /f /reg:64
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3560
  • C:\Program Files (x86)\Client\client.exe
    "C:\Program Files (x86)\Client\client.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2800
  • C:\Program Files (x86)\Client\client.exe
    "C:\Program Files (x86)\Client\client.exe" /startup
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5284
  • C:\Program Files (x86)\Client\client.exe
    "C:\Program Files (x86)\Client\client.exe" /startup
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        client.exe

        • Path C:\Program Files (x86)\Client\client.exe
        • Size 52KB
        • SHA256 f54e019c1896811e1d737c9f15b6b50b43ad6bff3a1dd952662f1b5bdc4069b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2800-12-0x0000000073340000-0x0000000073961000-memory.dmp

        memory/2800-13-0x0000000073340000-0x0000000073961000-memory.dmp

        memory/4244-5-0x0000000003690000-0x0000000003691000-memory.dmp

        memory/4304-6-0x0000000000400000-0x00000000004DC000-memory.dmp

        memory/4304-7-0x0000000002B10000-0x0000000002B20000-memory.dmp

        memory/4304-8-0x0000000073342000-0x0000000073344000-memory.dmp

        memory/4304-9-0x0000000002B10000-0x0000000002B20000-memory.dmp

        memory/4304-10-0x0000000073342000-0x0000000073344000-memory.dmp