Analysis

  • max time kernel
    38s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250610-en
  • resource tags

    arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01/07/2025, 07:23

General

  • Target

    rl_22ee4beeaace3960a33f67bc9579959cbfd96e14c686e65b5699eab9bbf0e248.exe

  • Size

    1.8MB

  • MD5

    6d43e1bd7e27cde54076e3c2a3adf14c

  • SHA1

    4267fe63450364082d5d1cb447d9b6bea8431c2e

  • SHA256

    22ee4beeaace3960a33f67bc9579959cbfd96e14c686e65b5699eab9bbf0e248

  • SHA512

    fb3fe63de17326bb35aa554addf6eeac34f9c705eaf113af78b853131c471262fa561384900f340deadf8cecb120dde4ed99522d1f0d96d40cbd674046ade6fe

  • SSDEEP

    49152:NaPKm4Pq2PeAEbuTVOLXaNL9GpaH5GNdMc8CoRazNt:NtWBfbuTVlLYe526c8C9t

Malware Config

Extracted

Family

lumma

C2

https://rbmlh.xyz/lakd

https://pacwpw.xyz/qwpr

https://comkxjs.xyz/taox

https://unurew.xyz/anhd

https://trsuv.xyz/gait

https://sqgzl.xyz/taoa

https://cexpxg.xyz/airq

https://urarfx.xyz/twox

https://liaxn.xyz/nbzh

Attributes
  • build_id

    70116a772adb50f386cafef04b73da50f6110f4dc1

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.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rl_22ee4beeaace3960a33f67bc9579959cbfd96e14c686e65b5699eab9bbf0e248.exe
    "C:\Users\Admin\AppData\Local\Temp\rl_22ee4beeaace3960a33f67bc9579959cbfd96e14c686e65b5699eab9bbf0e248.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:3592

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3592-0-0x0000000000270000-0x0000000000725000-memory.dmp

          Filesize

          4.7MB

        • memory/3592-1-0x0000000004C10000-0x0000000004C11000-memory.dmp

          Filesize

          4KB

        • memory/3592-4-0x0000000004C60000-0x0000000004C61000-memory.dmp

          Filesize

          4KB

        • memory/3592-5-0x0000000004C30000-0x0000000004C31000-memory.dmp

          Filesize

          4KB

        • memory/3592-6-0x0000000004C20000-0x0000000004C21000-memory.dmp

          Filesize

          4KB

        • memory/3592-7-0x0000000000270000-0x0000000000725000-memory.dmp

          Filesize

          4.7MB