Analysis

  • max time kernel
    91s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/01/2025, 17:36

General

  • Target

    random.exe

  • Size

    1.8MB

  • MD5

    8529e0feffbac67bc084b9f6560b82bc

  • SHA1

    4cc84d5132031b96e0501ee564caebdc0db1b176

  • SHA256

    26aef5d7a04b6c28cde24cf66b51d5139ad26c9eabab9bc846c533adb56a00d4

  • SHA512

    6c0fabb61f97c423015e149c97d1bf7aa4891408c1445449c803929701405731cda3db56dff014b68f4ada01e89f60fe81fcdc2781d42e68327f082fb6ffec60

  • SSDEEP

    24576:72PreLKduORIHs1h3ywYiXKx9HzQdUxH2FrTf1d/oZy7L2F4vWasNFrxZa5hjyhx:726L7Q3yTJDvxWxrJ7iF4vCNZa5TOa

Malware Config

Extracted

Family

lumma

C2

https://rampnatleadk.click/api

https://toppyneedus.biz/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:4928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4928-0-0x0000000000130000-0x00000000005F3000-memory.dmp

    Filesize

    4.8MB

  • memory/4928-1-0x0000000077684000-0x0000000077686000-memory.dmp

    Filesize

    8KB

  • memory/4928-2-0x0000000000131000-0x000000000015A000-memory.dmp

    Filesize

    164KB

  • memory/4928-3-0x0000000000130000-0x00000000005F3000-memory.dmp

    Filesize

    4.8MB

  • memory/4928-4-0x0000000000130000-0x00000000005F3000-memory.dmp

    Filesize

    4.8MB

  • memory/4928-5-0x0000000000130000-0x00000000005F3000-memory.dmp

    Filesize

    4.8MB