Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 22:42

General

  • Target

    file.exe

  • Size

    1.8MB

  • MD5

    367591ed8ad4439815d66927351973c9

  • SHA1

    d397b5ce07e3a528e14e5d8b5a4093dc7361e105

  • SHA256

    cf241de2ebe94dce027c81b305d8418758dfdab9da7750935641cc35e14deeb2

  • SHA512

    db096c212d9dc974bdecb8bbfbf48740ed3f405b2976f223510a584e12b92ee1b7c53e56ddd652fc6cf64b35704525dceb58a5cff0b8526e47490d07347ac6af

  • SSDEEP

    49152:utZMSD9/d5Dc4+AP2weTBC24/oNUzfstr2PTH:oMSx/PDqpTkgNUzf5T

Malware Config

Extracted

Family

lumma

C2

https://powerful-avoids.sbs

https://motion-treesz.sbs

https://disobey-curly.sbs

https://leg-sate-boat.sbs

https://story-tense-faz.sbs

https://blade-govern.sbs

https://occupy-blushi.sbs

https://frogs-severz.sbs

https://property-imper.sbs

Extracted

Family

lumma

C2

https://blade-govern.sbs/api

https://story-tense-faz.sbs/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4812
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 1600
      2⤵
      • Program crash
      PID:5000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 1624
      2⤵
      • Program crash
      PID:1832
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4812 -ip 4812
    1⤵
      PID:4804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4812 -ip 4812
      1⤵
        PID:2956

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4812-0-0x0000000000AF0000-0x0000000000F9D000-memory.dmp

        Filesize

        4.7MB

      • memory/4812-1-0x0000000077D14000-0x0000000077D16000-memory.dmp

        Filesize

        8KB

      • memory/4812-2-0x0000000000AF1000-0x0000000000B17000-memory.dmp

        Filesize

        152KB

      • memory/4812-3-0x0000000000AF0000-0x0000000000F9D000-memory.dmp

        Filesize

        4.7MB

      • memory/4812-4-0x0000000000AF0000-0x0000000000F9D000-memory.dmp

        Filesize

        4.7MB

      • memory/4812-6-0x0000000000AF0000-0x0000000000F9D000-memory.dmp

        Filesize

        4.7MB