Analysis

  • max time kernel
    92s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2025, 14:30

General

  • Target
    yFQFu2M.exe
  • Size 399KB
  • Sample250122-rt5zqszrft
  • SHA256 0d90b2123d529cf5d605cc152e1baae0e65788b6098427ab42149a76e88263f3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • lumma

C2
  • https://supplyedtwoz.click/api

  • https://impolitewearr.biz/api

  • https://toppyneedus.biz/api

  • https://lightdeerysua.biz/api

  • https://suggestyuoz.biz/api

  • https://hoursuhouy.biz/api

  • https://mixedrecipew.biz/api

  • https://affordtempyo.biz/api

  • https://pleasedcfrown.biz/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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\yFQFu2M.exe
    "C:\Users\Admin\AppData\Local\Temp\yFQFu2M.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Users\Admin\AppData\Local\Temp\yFQFu2M.exe
      "C:\Users\Admin\AppData\Local\Temp\yFQFu2M.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 812
      2⤵
      • Program crash
      PID:4404
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1692 -ip 1692
    1⤵
      PID:3612

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1692-0-0x000000007522E000-0x000000007522F000-memory.dmp

          memory/1692-1-0x0000000000B40000-0x0000000000BA6000-memory.dmp

          memory/1692-2-0x0000000005A20000-0x0000000005FC4000-memory.dmp

          memory/1692-7-0x0000000075220000-0x00000000759D0000-memory.dmp

          memory/3672-4-0x0000000000400000-0x000000000045A000-memory.dmp

          memory/3672-6-0x0000000000400000-0x000000000045A000-memory.dmp

          memory/3672-8-0x0000000000400000-0x000000000045A000-memory.dmp