Analysis

  • max time kernel
    5s
  • max time network
    8s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2025 18:43

General

  • Target

    Installer.exe

  • Size

    361KB

  • MD5

    d6c51af8146503eebc3a023123936d29

  • SHA1

    d5cf6cd9eae11dc0323d05604b265ce270746ae8

  • SHA256

    739cf0a20292e03993ee29ea156dbcc281e7316a319d5dbbf8a7b0895aed09bb

  • SHA512

    673b019b51e5b76c9f2d8692b3cdc1bc1257ee9372f66febe0aadad50f432452316f2547e89a650a4cea31af1006cde27b470d04c2c547edebc96cc619864d66

  • SSDEEP

    6144:39Yyo0Z69k9/jaTn6zX+zvsWd5okfthPaYwB/S3x7kH1hvGLZd7eGsYal8dJGQhE:NJo0ZKWjIn6z+zvvd5Pthq/W7+1pGLZc

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
  • Program crash 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\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:3640
    • C:\Users\Admin\AppData\Local\Temp\Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
      2⤵
        PID:2380
      • C:\Users\Admin\AppData\Local\Temp\Installer.exe
        "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4876
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3640 -s 804
        2⤵
        • Program crash
        PID:184
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3640 -ip 3640
      1⤵
        PID:2916

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3640-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

        Filesize

        4KB

      • memory/3640-1-0x0000000000810000-0x0000000000872000-memory.dmp

        Filesize

        392KB

      • memory/3640-2-0x0000000005710000-0x0000000005CB4000-memory.dmp

        Filesize

        5.6MB

      • memory/3640-7-0x0000000074D70000-0x0000000075520000-memory.dmp

        Filesize

        7.7MB

      • memory/4876-4-0x0000000000400000-0x000000000045C000-memory.dmp

        Filesize

        368KB

      • memory/4876-6-0x0000000000400000-0x000000000045C000-memory.dmp

        Filesize

        368KB

      • memory/4876-8-0x0000000000400000-0x000000000045C000-memory.dmp

        Filesize

        368KB

      • memory/4876-9-0x0000000000400000-0x000000000045C000-memory.dmp

        Filesize

        368KB