Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-01-2025 14:42

General

  • Target

    Installer.exe

  • Size

    361KB

  • MD5

    34a3481203725a7a71f3d1396f3af901

  • SHA1

    f6227c6d79fe5f7ba3b6b978fd97e69fc34796f0

  • SHA256

    312fad54a43a1288c4df1aac24ee0809f30b38a2d6b9837110d3343aa8f04cdd

  • SHA512

    52458c8be4fb6c47c1899994b332fc3ec0a09705f477c0424b4850eeeacd7dccb4a869ec16b45a3bbb0f4c62947123400927bdc29e143988871d5c20354ea0af

  • SSDEEP

    6144:6BNgBIBbkWunVDgLQzDN8xj+3/0j2qSL6qLsVCaXzOxNjIfuKuu5QkpnQ:9BsQW+VaQPN8xj+P0j2qPq4VCqz2dIfI

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

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 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 use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2816
    • C:\Users\Admin\AppData\Local\Temp\Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
      2⤵
        PID:2684
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 68
        2⤵
        • Program crash
        PID:2584

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2684-7-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-10-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-13-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-12-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2684-6-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-5-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-4-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2684-3-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/2816-1-0x0000000000E00000-0x0000000000E62000-memory.dmp

      Filesize

      392KB

    • memory/2816-0-0x00000000745CE000-0x00000000745CF000-memory.dmp

      Filesize

      4KB

    • memory/2816-14-0x00000000745C0000-0x0000000074CAE000-memory.dmp

      Filesize

      6.9MB

    • memory/2816-15-0x00000000745C0000-0x0000000074CAE000-memory.dmp

      Filesize

      6.9MB