Analysis

  • max time kernel
    139s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/10/2024, 08:59

General

  • Target

    5d80925d347d433ceecd6fec3cce8c7c8afd85aa33e5f0e5b4531fd1fd83fd82N.exe

  • Size

    1.3MB

  • MD5

    cd3d40b3cda1e3a980dd32db1eb8f5e0

  • SHA1

    366b0586a6115228a1620ac61cdbe048a6c928bd

  • SHA256

    5d80925d347d433ceecd6fec3cce8c7c8afd85aa33e5f0e5b4531fd1fd83fd82

  • SHA512

    842e45af97ea875f298c4e5b9c0cd5b12e341cba217a52c64c0b9256cfa988368f35834b981d0c65a554c2786280b9a278f830fd9a41ec1fadbbed9633c3eaf5

  • SSDEEP

    12288:XQPaf6T+hHhbL/njdfcvbECyZxmrcx8YQZ:XU06T+hxPtczYIrWA

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://drawwyobstacw.sbs

https://condifendteu.sbs

https://ehticsprocw.sbs

https://vennurviot.sbs

https://resinedyw.sbs

https://enlargkiw.sbs

https://allocatinow.sbs

https://mathcucom.sbs

https://widdensmoywi.sbs

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • 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\5d80925d347d433ceecd6fec3cce8c7c8afd85aa33e5f0e5b4531fd1fd83fd82N.exe
    "C:\Users\Admin\AppData\Local\Temp\5d80925d347d433ceecd6fec3cce8c7c8afd85aa33e5f0e5b4531fd1fd83fd82N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\Users\Admin\AppData\Local\Temp\5d80925d347d433ceecd6fec3cce8c7c8afd85aa33e5f0e5b4531fd1fd83fd82N.exe
      "C:\Users\Admin\AppData\Local\Temp\5d80925d347d433ceecd6fec3cce8c7c8afd85aa33e5f0e5b4531fd1fd83fd82N.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4948
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 256
      2⤵
      • Program crash
      PID:3676
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 4640 -ip 4640
    1⤵
      PID:3004

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/4640-0-0x0000000001070000-0x0000000001071000-memory.dmp

            Filesize

            4KB

          • memory/4948-1-0x0000000000400000-0x000000000045D000-memory.dmp

            Filesize

            372KB

          • memory/4948-3-0x0000000000400000-0x000000000045D000-memory.dmp

            Filesize

            372KB

          • memory/4948-4-0x0000000001000000-0x0000000001145000-memory.dmp

            Filesize

            1.3MB