Analysis

  • max time kernel
    140s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-05-2024 01:06

General

  • Target

    d4e6982fce9dbcd7cb34916a10e1e49c6fdfbef85b2773eb0516ae89b1bf877f.exe

  • Size

    581KB

  • MD5

    3887c0b99e35e5571dfbb9666ba95755

  • SHA1

    a2614a09c832ed1a4ef8ffa754d22b4e3e991c5b

  • SHA256

    d4e6982fce9dbcd7cb34916a10e1e49c6fdfbef85b2773eb0516ae89b1bf877f

  • SHA512

    7c6d5a6694c610c6dcaacca1bd61354958ebdcef4861d758ad496c938774fba1af3c64c3609e48ced83654fc26dfc3c30571114521b132f5cc932c0d41fd652a

  • SSDEEP

    12288:uy5Hukd8lEWd+f6BrWZLJLUf9snBS4csPYae6qfzIAA:95MrWhhUF54clNf7IB

Malware Config

Signatures

  • Detects Echelon Stealer payload 1 IoCs
  • 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\d4e6982fce9dbcd7cb34916a10e1e49c6fdfbef85b2773eb0516ae89b1bf877f.exe
    "C:\Users\Admin\AppData\Local\Temp\d4e6982fce9dbcd7cb34916a10e1e49c6fdfbef85b2773eb0516ae89b1bf877f.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:4400
  • 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 --field-trial-handle=1304,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4240 /prefetch:8
    1⤵
      PID:4272

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4400-0-0x00007FFCC2FB3000-0x00007FFCC2FB5000-memory.dmp

      Filesize

      8KB

    • memory/4400-1-0x0000023466600000-0x0000023466698000-memory.dmp

      Filesize

      608KB

    • memory/4400-2-0x00007FFCC2FB0000-0x00007FFCC3A71000-memory.dmp

      Filesize

      10.8MB

    • memory/4400-3-0x0000023468550000-0x00000234685C6000-memory.dmp

      Filesize

      472KB

    • memory/4400-31-0x00007FFCC2FB0000-0x00007FFCC3A71000-memory.dmp

      Filesize

      10.8MB