Analysis

  • max time kernel
    97s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2025 15:32

General

  • Target

    Setup/Setup.exe

  • Size

    359KB

  • MD5

    17d02595a638c89749b2d8708e5a4cbf

  • SHA1

    fbd95dff2f70c9ce2d6a4f97e035caf3401359b5

  • SHA256

    3bc2ca18afed111109f54238d9515005e8c7c96397f17fd4759bf75c9bbe9825

  • SHA512

    5ba7e5f113da0c4220ff85769ace56a3d5b61d5fce8cf929b1003bbef9b107de184467d4c7042596c4ccbde8725d44240ba0083b929c78aecc954f07b5393e95

  • SSDEEP

    6144:tx6TG9JJVqzWnnTld7hIt1XaX3+TJuJ8j/d+or3KYtS7OA+eXr+mqW+:tQT4bnTS3Xa+lqiFBXtSyA+e7wZ

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

https://fancywaxxers.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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe
      "C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe"
      2⤵
        PID:5048
      • C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe
        "C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1984
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2628 -s 980
        2⤵
        • Program crash
        PID:4084
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2628 -ip 2628
      1⤵
        PID:4640

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1984-4-0x0000000000400000-0x000000000045B000-memory.dmp

        Filesize

        364KB

      • memory/1984-6-0x0000000000400000-0x000000000045B000-memory.dmp

        Filesize

        364KB

      • memory/1984-8-0x0000000000400000-0x000000000045B000-memory.dmp

        Filesize

        364KB

      • memory/2628-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

        Filesize

        4KB

      • memory/2628-1-0x00000000008C0000-0x0000000000922000-memory.dmp

        Filesize

        392KB

      • memory/2628-2-0x0000000005870000-0x0000000005E14000-memory.dmp

        Filesize

        5.6MB

      • memory/2628-7-0x0000000074A30000-0x00000000751E0000-memory.dmp

        Filesize

        7.7MB

      • memory/2628-9-0x0000000074A30000-0x00000000751E0000-memory.dmp

        Filesize

        7.7MB