Analysis

  • max time kernel
    91s
  • max time network
    114s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250113-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    21/01/2025, 20:18

General

  • Target

    random.exe

  • Size

    1.8MB

  • MD5

    10f6e997bed045a8c840b09bc411b19f

  • SHA1

    caf53afb90487800622d2bf05809921c6f565302

  • SHA256

    32b01a63cca8f2d7c6828280387e0c7e1a2c909a8e09b0d5f65e32d066e7ba7e

  • SHA512

    b50c19cf41e9c75feb21fd33eb5f9d7ac1f3756d200d433d31ffb3c6257a79afa8c66d4917c5379b6d352cc0c2cd6c5530a09b4b6d850f12234ccce03b963516

  • SSDEEP

    49152:3f803pPTEzyLob2TBQYIKdMTfvgG+zkg:3f80ZLtLbT0skv+zk

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

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\random.exe
    "C:\Users\Admin\AppData\Local\Temp\random.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:3120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3120-0-0x0000000000860000-0x0000000000CEB000-memory.dmp

    Filesize

    4.5MB

  • memory/3120-1-0x0000000076F75000-0x0000000076F77000-memory.dmp

    Filesize

    8KB

  • memory/3120-2-0x0000000000861000-0x000000000088A000-memory.dmp

    Filesize

    164KB

  • memory/3120-3-0x0000000000860000-0x0000000000CEB000-memory.dmp

    Filesize

    4.5MB

  • memory/3120-4-0x0000000000860000-0x0000000000CEB000-memory.dmp

    Filesize

    4.5MB

  • memory/3120-5-0x0000000000860000-0x0000000000CEB000-memory.dmp

    Filesize

    4.5MB