Analysis

  • max time kernel
    94s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • submitted
    24/11/2024, 08:24

General

  • Target
    file.exe
  • Size 1.8MB
  • Sample241124-kapp3s1rew
  • SHA256 6f064372869eee9be9b504a086011c8beb3d7c753a87bd0a28c44ee5a22c6ffc
  • MD5 SHA1 SHA512 SSDEEP

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://property-imper.sbs/api

  • https://frogs-severz.sbs/api

  • https://occupy-blushi.sbs/api

  • https://blade-govern.sbs/api

  • https://story-tense-faz.sbs/api

  • https://leg-sate-boat.sbs/api

  • https://disobey-curly.sbs/api

  • https://motion-treesz.sbs/api

  • https://powerful-avoids.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
  • 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:536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/536-0-0x00000000003B0000-0x000000000083B000-memory.dmp

        memory/536-1-0x00000000772D4000-0x00000000772D6000-memory.dmp

        memory/536-2-0x00000000003B1000-0x00000000003D8000-memory.dmp

        memory/536-3-0x00000000003B0000-0x000000000083B000-memory.dmp

        memory/536-4-0x00000000003B0000-0x000000000083B000-memory.dmp