Analysis

  • max time kernel
    98s
  • max time network
    135s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241211-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    03-01-2025 00:14

General

  • Target

    Nexol.exe

  • Size

    493KB

  • MD5

    6ad77591f0db42bbf78f936df0777fb4

  • SHA1

    3089baca42421bbf11ebcb023bbb7835bc2994d0

  • SHA256

    75ee1aa92a064ba1e77769843ece2ef6643db1e08da39b3a0b403b9899c2451d

  • SHA512

    57cca32dbdbe2e4e870fa3195ea6b7c4c769c06a11eb5732aa9297d3b021ffaa6d1dd715f0dbd7a6535c8086c11c66161b8ca4a6ce9cb518363305fb0ba50f45

  • SSDEEP

    12288:zztE0u86qlmk/I0VOug4Fhw7reLvZxf+9Yb4t:zO0uYlmsI00gcGTUYw

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

Extracted

Family

lumma

C2

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\Nexol.exe
    "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Users\Admin\AppData\Local\Temp\Nexol.exe
      "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
      2⤵
        PID:3476
      • C:\Users\Admin\AppData\Local\Temp\Nexol.exe
        "C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:220

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/220-1-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/220-3-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/220-4-0x0000000000760000-0x00000000007E1000-memory.dmp

      Filesize

      516KB

    • memory/2616-0-0x0000000000790000-0x0000000000791000-memory.dmp

      Filesize

      4KB