Analysis

  • max time kernel
    98s
  • max time network
    129s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241211-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    08-01-2025 23:56

General

  • Target

    Nexol.exe

  • Size

    400KB

  • MD5

    452a78e8f8426755df51232f79625d03

  • SHA1

    77ef222547c42d9c022f39e1ba1ef14295e2fd71

  • SHA256

    6260e990f752752a447c4fa2d65de92c6c793a9b725c55794c9e03270c143b47

  • SHA512

    546432493e592a86c3b05dd9ad2c0a9fb0d46f2523d3b9f36a8cb14a972a05ac6bc1686ca08bac987642c9b864df7f0772f7536738ab459dd2ef1d54106982e0

  • SSDEEP

    6144:80bS4ZyK0FboqEMJYYPN/6Ur3uZEqRryQml3khxPZ61yV4MWYguHOsvOX5LR4T6s:80b9ATBNPLuZUiZW84QguHjeRgP

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://robinsharez.shop/api

https://handscreamny.shop/api

https://chipdonkeruz.shop/api

https://versersleep.shop/api

https://crowdwarek.shop/api

https://apporholis.shop/api

https://femalsabler.shop/api

https://soundtappysk.shop/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 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.

  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nexol.exe
    "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Users\Admin\AppData\Local\Temp\Nexol.exe
      "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
      2⤵
        PID:4584
      • C:\Users\Admin\AppData\Local\Temp\Nexol.exe
        "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
        2⤵
          PID:5080
        • C:\Users\Admin\AppData\Local\Temp\Nexol.exe
          "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          PID:1516
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 880 -s 852
          2⤵
          • Program crash
          PID:2348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 880 -ip 880
        1⤵
          PID:4080

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/880-0-0x000000007489E000-0x000000007489F000-memory.dmp

          Filesize

          4KB

        • memory/880-1-0x0000000000470000-0x00000000004DA000-memory.dmp

          Filesize

          424KB

        • memory/880-2-0x0000000005560000-0x0000000005B06000-memory.dmp

          Filesize

          5.6MB

        • memory/880-3-0x0000000074890000-0x0000000075041000-memory.dmp

          Filesize

          7.7MB

        • memory/880-8-0x0000000074890000-0x0000000075041000-memory.dmp

          Filesize

          7.7MB

        • memory/880-10-0x0000000074890000-0x0000000075041000-memory.dmp

          Filesize

          7.7MB

        • memory/1516-5-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/1516-7-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/1516-9-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB