Analysis

  • max time kernel
    93s
  • max time network
    150s
  • 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 18:39

General

  • Target

    file.exe

  • Size

    1.8MB

  • MD5

    b7f493cfc8681282fffbb4ed0813a470

  • SHA1

    7886d311595a551786307a1542fbef74265ba88a

  • SHA256

    3cffd3d15cacfae9a60ad6bf2ddde8468f07a852402004d3bc8043b2489f7953

  • SHA512

    535073ab85d9a46a8addd6027e79d4778fa1453f6d903763e18e429b1cb513de1b60fb410bc320d7de1a91f8c36ed68a9037b87300b4f8900f74523e971410cc

  • SSDEEP

    24576:9CKCfdvrydGwigBCX/vz5vs777dZgVUeaiEunYkL9yFfOpneAfbO3MkC0bDmxrAc:9asOrHz5v4E2YYkL9yFmfibj6Z+iJ

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

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:4584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4584-0-0x0000000000030000-0x00000000004E3000-memory.dmp

    Filesize

    4.7MB

  • memory/4584-1-0x0000000077124000-0x0000000077126000-memory.dmp

    Filesize

    8KB

  • memory/4584-2-0x0000000000031000-0x0000000000057000-memory.dmp

    Filesize

    152KB

  • memory/4584-3-0x0000000000030000-0x00000000004E3000-memory.dmp

    Filesize

    4.7MB

  • memory/4584-4-0x0000000000030000-0x00000000004E3000-memory.dmp

    Filesize

    4.7MB

  • memory/4584-5-0x0000000000030000-0x00000000004E3000-memory.dmp

    Filesize

    4.7MB