Analysis

  • max time kernel
    73s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    07-01-2025 14:30

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:1740
    • C:\Users\Admin\AppData\Local\Temp\Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
      2⤵
        PID:1456
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 68
        2⤵
        • Program crash
        PID:2040

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1456-16-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1456-17-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1456-18-0x0000000000401000-0x0000000000447000-memory.dmp

      Filesize

      280KB

    • memory/1456-3-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1456-13-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/1456-11-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1456-9-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1456-7-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1456-5-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1740-1-0x0000000001210000-0x0000000001272000-memory.dmp

      Filesize

      392KB

    • memory/1740-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

      Filesize

      4KB

    • memory/1740-19-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1740-20-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB