Analysis

  • max time kernel
    92s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2025, 04:53

General

  • Target

    f3a0987aa1f15df7d465b05835e9e8f36624bf899ef080fde4228eb1404a4e02.exe

  • Size

    1.8MB

  • MD5

    af07a7dbfcd409d72d4b94efb8c8c475

  • SHA1

    a85735305aa551f66bce4b950b0493c2e5eac648

  • SHA256

    f3a0987aa1f15df7d465b05835e9e8f36624bf899ef080fde4228eb1404a4e02

  • SHA512

    91b30d86ab292f2d55c01fd41fed1f29d0f9af391a905c1e491b28a567544ca66e802c7c9b93da2f175d28de2f09eab2659c38eca9b506f29b7db3a88a12bdb6

  • SSDEEP

    49152:0xltXaRBohLstM94FIMeBsWhFwn9KQ5KUZiUP7k:0xqRpMZsf9b5BZiUP7

Malware Config

Extracted

Family

lumma

C2

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\f3a0987aa1f15df7d465b05835e9e8f36624bf899ef080fde4228eb1404a4e02.exe
    "C:\Users\Admin\AppData\Local\Temp\f3a0987aa1f15df7d465b05835e9e8f36624bf899ef080fde4228eb1404a4e02.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:4740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4740-0-0x0000000000CE0000-0x000000000119D000-memory.dmp

    Filesize

    4.7MB

  • memory/4740-1-0x00000000775F4000-0x00000000775F6000-memory.dmp

    Filesize

    8KB

  • memory/4740-2-0x0000000000CE1000-0x0000000000D0A000-memory.dmp

    Filesize

    164KB

  • memory/4740-3-0x0000000000CE0000-0x000000000119D000-memory.dmp

    Filesize

    4.7MB

  • memory/4740-4-0x0000000000CE0000-0x000000000119D000-memory.dmp

    Filesize

    4.7MB

  • memory/4740-5-0x0000000000CE0000-0x000000000119D000-memory.dmp

    Filesize

    4.7MB