Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-01-2025 09:47

General

  • Target

    setup.exe

  • Size

    351KB

  • MD5

    5726cc95a1a3a172f1acda81f84656e8

  • SHA1

    82a396f4bf6563d1c019534732b9c2e855bbd577

  • SHA256

    2338c24f78ab9872cbe6aec8c572b99328ff81b5597e552f2619e92dde7d2942

  • SHA512

    65907f1e4f1e2a860e282aa8889b99ad5289fd5d88ddddc85edbe970184158750204e6b718779bdf02971ae6c41b98bee9db13021b90078ff7f9bff2bcbe5e24

  • SSDEEP

    6144:g9NDWuzVf/CEjw0aA87kGJ8xF2E4rY1rww3G5CZ35w2lQOi8GfVq0epptLz:4USVA0mP8OE4r2/GQg2l8VV0p5

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://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.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\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Users\Admin\AppData\Local\Temp\setup.exe
      "C:\Users\Admin\AppData\Local\Temp\setup.exe"
      2⤵
        PID:2884
      • C:\Users\Admin\AppData\Local\Temp\setup.exe
        "C:\Users\Admin\AppData\Local\Temp\setup.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1912
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 968
        2⤵
        • Program crash
        PID:4996
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4416 -ip 4416
      1⤵
        PID:3672

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1912-4-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/1912-6-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/1912-8-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/4416-0-0x0000000073DDE000-0x0000000073DDF000-memory.dmp

        Filesize

        4KB

      • memory/4416-1-0x0000000000660000-0x00000000006C0000-memory.dmp

        Filesize

        384KB

      • memory/4416-2-0x0000000005560000-0x0000000005B04000-memory.dmp

        Filesize

        5.6MB

      • memory/4416-7-0x0000000073DD0000-0x0000000074580000-memory.dmp

        Filesize

        7.7MB