Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2025 00:03

General

  • Target

    CrosshairX.exe

  • Size

    361KB

  • MD5

    abc548042b37a0a33b19399d4500147d

  • SHA1

    377cdc70e55aac4a4272030b6f52e4a4c62d8d5d

  • SHA256

    cb5d9e88d311fffd94b7811a4e7b81c3009bf66fb2b8c554e13529da24e9cf0e

  • SHA512

    bc6b60785ba94d0107646b42aa2f1eea747b461ed79529d9bfa0abc0e852a1d5199e624a99b0fe148923437215d0b49e4530f2c5017caf04d441fbb4e0905da0

  • SSDEEP

    6144:ZTPOsgo5qJgKjOfDDBrwHJAtlsGMpZh7exUG0Gv0JYlCaLkmJ3/n2b:ZPOi8go6BrwSMpZg+GBv0JYlCahJ34

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

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\CrosshairX.exe
    "C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe
      "C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 800
      2⤵
      • Program crash
      PID:2416
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2164 -ip 2164
    1⤵
      PID:2872

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2164-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

      Filesize

      4KB

    • memory/2164-1-0x0000000000DA0000-0x0000000000E02000-memory.dmp

      Filesize

      392KB

    • memory/2164-2-0x0000000005DC0000-0x0000000006364000-memory.dmp

      Filesize

      5.6MB

    • memory/2164-7-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/4068-4-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4068-6-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/4068-8-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB