Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2025 13:33

General

  • Target

    nayfObR.exe

  • Size

    522KB

  • MD5

    138fcf999a87419be2c7e5e036601466

  • SHA1

    7569a1444cd948145c966dbe0b47ffdb587f8681

  • SHA256

    960aa535a9712242c02a82c1f07530ae60e79bcbab15fcf0ebc6e7dbd636710b

  • SHA512

    afd574b7cf69012e1fd319c6e3825ff512c042c9917f5d7087ea88632516c9ab6bb30d48d465e18ba1be6e412a9ac728d609006af05df8577d7de2c938501c6d

  • SSDEEP

    12288:DztE0u86qlmk/345zA7Fv6vsVOzm9t/Gzr9AskP6f:DO0uYlmsozAAvsYkGzrOw

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

https://fancywaxxers.shop/api

Extracted

Family

lumma

C2

https://fancywaxxers.shop/api

https://abruptyopsn.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.shop/api

https://cloudewahsj.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nayfObR.exe
    "C:\Users\Admin\AppData\Local\Temp\nayfObR.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3308
    • C:\Users\Admin\AppData\Local\Temp\nayfObR.exe
      "C:\Users\Admin\AppData\Local\Temp\nayfObR.exe"
      2⤵
        PID:4036
      • C:\Users\Admin\AppData\Local\Temp\nayfObR.exe
        "C:\Users\Admin\AppData\Local\Temp\nayfObR.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1196

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1196-1-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/1196-3-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/1196-4-0x0000000000280000-0x0000000000308000-memory.dmp

      Filesize

      544KB

    • memory/3308-0-0x00000000002B0000-0x00000000002B1000-memory.dmp

      Filesize

      4KB