Analysis

  • max time kernel
    148s
  • max time network
    149s
  • 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 18:27

General

  • Target

    loader.exe

  • Size

    8.3MB

  • MD5

    756cc98f850799fc6783bd07e91cab52

  • SHA1

    5e00f9dfdf3ebeeb9a7fa9177081704f200796cd

  • SHA256

    64a3d0f8623f9f27d8275349698641464a6d16295ece889c47611c9b84d90927

  • SHA512

    812ca872181a465da7520a1d35650e627be0dcf9c0e69b565d922e769a03435fd96c5de2c1c5bd7886b612150553e3f4ce2dc66eba7bcfab48347d483b22eee1

  • SSDEEP

    6144:79vDaZsyLEytXezKn30u5V8htQ0XFLcr7Hf/ouoM9QhP6INgaQZMyKl1mRYeK+s:xraZLQytXezKku5WXWr7frf/KlQeVl

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://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\loader.exe
    "C:\Users\Admin\AppData\Local\Temp\loader.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Users\Admin\AppData\Local\Temp\loader.exe
      "C:\Users\Admin\AppData\Local\Temp\loader.exe"
      2⤵
        PID:1708
      • C:\Users\Admin\AppData\Local\Temp\loader.exe
        "C:\Users\Admin\AppData\Local\Temp\loader.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3164
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 836
        2⤵
        • Program crash
        PID:3584
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4916 -ip 4916
      1⤵
        PID:1644

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3164-4-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/3164-6-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/3164-8-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/3164-9-0x0000000000400000-0x000000000045A000-memory.dmp

        Filesize

        360KB

      • memory/4916-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

        Filesize

        4KB

      • memory/4916-1-0x0000000000A70000-0x0000000000AD0000-memory.dmp

        Filesize

        384KB

      • memory/4916-2-0x0000000005970000-0x0000000005F14000-memory.dmp

        Filesize

        5.6MB

      • memory/4916-7-0x00000000749C0000-0x0000000075170000-memory.dmp

        Filesize

        7.7MB