Analysis

  • max time kernel
    120s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-11-2024 08:58

General

  • Target

    Inbreukmakend document verstrekt door BMG Benelux - De Brauw Blackstone Westbroek DH29.exe

  • Size

    6.1MB

  • MD5

    4864a55cff27f686023456a22371e790

  • SHA1

    6ed30c0371fe167d38411bfa6d720fcdcacc4f4c

  • SHA256

    08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2

  • SHA512

    4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb

  • SSDEEP

    98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

Malware Config

Extracted

Family

lumma

C2

https://tamedgeesy.sbs

https://relalingj.sbs

https://rottieud.sbs

https://brownieyuz.sbs

https://explainvees.sbs

https://ducksringjk.sbs

https://thinkyyokej.sbs

https://repostebhu.sbs

https://manuejcruwhj.cyou

Extracted

Family

lumma

C2

https://manuejcruwhj.cyou/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Inbreukmakend document verstrekt door BMG Benelux - De Brauw Blackstone Westbroek DH29.exe
    "C:\Users\Admin\AppData\Local\Temp\Inbreukmakend document verstrekt door BMG Benelux - De Brauw Blackstone Westbroek DH29.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Temp\Inbreukmakend document verstrekt door BMG Benelux - De Brauw Blackstone Westbroek DH29.exe
      "C:\Users\Admin\AppData\Local\Temp\Inbreukmakend document verstrekt door BMG Benelux - De Brauw Blackstone Westbroek DH29.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1708-10-0x00000000001C0000-0x0000000000219000-memory.dmp

    Filesize

    356KB

  • memory/1708-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1708-7-0x00000000001C0000-0x0000000000219000-memory.dmp

    Filesize

    356KB

  • memory/1708-17-0x00000000001C0000-0x0000000000219000-memory.dmp

    Filesize

    356KB

  • memory/1708-18-0x00000000001C0000-0x0000000000219000-memory.dmp

    Filesize

    356KB

  • memory/2284-0-0x0000000010000000-0x0000000011000000-memory.dmp

    Filesize

    16.0MB