Analysis

  • max time kernel
    147s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 12:01

General

  • Target

    Loader.exe

  • Size

    268KB

  • MD5

    21b8ad2326ac8257a348632169f913d0

  • SHA1

    82f95a9388c43724c8f9c212bc760fb11e01a1b8

  • SHA256

    768ee0a4a5e1919a82e432e605a8c525d4c82081b13595a8b1a612d38067d951

  • SHA512

    32f87225250abe11d311609f75dc171b3acd1670f3a686de08f03bdf9672479dfe41adb1cbdba4f0d28d280cd4f61a9a39051fa02241ad9f5127a384c6785ba5

  • SSDEEP

    6144:n4LNPX/wMMxO17+EcVDszbttfG69ckKmvxv0f/Nq:n4LJPwMMxa5cVDsP7fGLfWL

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://twilightsizp.shop/api

https://potentioallykeos.shop/api

https://interactiedovspm.shop/api

https://charecteristicdxp.shop/api

https://cagedwifedsozm.shop/api

https://deicedosmzj.shop/api

https://southedhiscuso.shop/api

https://consciousourwi.shop/api

https://tenntysjuxmz.shop/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Loader.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:668
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4124,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4104 /prefetch:8
    1⤵
      PID:2172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/668-3-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/668-5-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/668-8-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/1656-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

      Filesize

      4KB

    • memory/1656-1-0x00000000006E0000-0x000000000072A000-memory.dmp

      Filesize

      296KB

    • memory/1656-6-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1656-9-0x00000000749F0000-0x00000000751A0000-memory.dmp

      Filesize

      7.7MB