Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-03-2024 21:17

General

  • Target

    b07262fdce21a9e9ddcbf8881d6f70d2.exe

  • Size

    947KB

  • MD5

    b07262fdce21a9e9ddcbf8881d6f70d2

  • SHA1

    8bd4b75838929f265e8ab9d190c0de75d61e7f7d

  • SHA256

    4bef625f1bb5de9c737f83332757bc60ac5351947637a4937ffdbf78c9d76731

  • SHA512

    2629a365633b2fd9359f843bdec75ac7890006ae3f5b5c9e177c67ee00b909520a8abce210e96292efae9e76149656c29520690d7370d8034a4abc25ed4efda5

  • SSDEEP

    12288:hpHQIvI0ggnITMF8xnun44kMDPajPMX4qF46sQg0QOGGTO0NoLftS51ejq9Cs6Qy:4IQXOeu4lOajPMoqFfkBmNg2et

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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.

  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b07262fdce21a9e9ddcbf8881d6f70d2.exe
    "C:\Users\Admin\AppData\Local\Temp\b07262fdce21a9e9ddcbf8881d6f70d2.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:1444
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4124 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1444-0-0x000001FC61410000-0x000001FC61504000-memory.dmp

      Filesize

      976KB

    • memory/1444-1-0x00007FFDB93E0000-0x00007FFDB9EA1000-memory.dmp

      Filesize

      10.8MB

    • memory/1444-2-0x000001FC7BA30000-0x000001FC7BAEE000-memory.dmp

      Filesize

      760KB

    • memory/1444-3-0x000001FC63320000-0x000001FC63330000-memory.dmp

      Filesize

      64KB

    • memory/1444-4-0x000001FC63280000-0x000001FC632F6000-memory.dmp

      Filesize

      472KB

    • memory/1444-25-0x00007FFDB93E0000-0x00007FFDB9EA1000-memory.dmp

      Filesize

      10.8MB

    • memory/1444-26-0x000001FC63320000-0x000001FC63330000-memory.dmp

      Filesize

      64KB

    • memory/1444-36-0x00007FFDB93E0000-0x00007FFDB9EA1000-memory.dmp

      Filesize

      10.8MB