Analysis

  • max time kernel
    140s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-06-2024 03:23

General

  • Target

    bef86c9792f7f8bc658ca1d1bce63c60.exe

  • Size

    7.1MB

  • MD5

    bef86c9792f7f8bc658ca1d1bce63c60

  • SHA1

    d7d3fe3ae1e950cd4192d46a0bf6505ec3858689

  • SHA256

    2ebfc2838c33ff2fc3547369bf0e8bcdfe41c245ede9241602f44afbf7c3cfdb

  • SHA512

    6ec05fa9bd6ab5c8f1aaa323c81d9f8ae5905a9dba4c511a57c473f568fa551115442ac325547beaecb5c9813446689be37e0485a8fa78f03bf9e82386a93de7

  • SSDEEP

    98304:LinmCgeyQbyt5fTQ7lN7jGb5XQueha05FK7Km53t/VXCRjwsRMJnq2ISUMRlEGy:L0/UVQ7D+b56ha07K7KettcVFcIG

Malware Config

Signatures

  • Luca Stealer

    Info stealer written in Rust first seen in July 2022.

  • Reads user/profile data of web browsers 2 TTPs

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

  • VMProtect packed file 2 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bef86c9792f7f8bc658ca1d1bce63c60.exe
    "C:\Users\Admin\AppData\Local\Temp\bef86c9792f7f8bc658ca1d1bce63c60.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1572
  • 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 --field-trial-handle=4608,i,1305347165619645738,15927664461101562802,262144 --variations-seed-version --mojo-platform-channel-handle=3948 /prefetch:8
    1⤵
      PID:2000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1572-0-0x00007FF7C1670000-0x00007FF7C19E4000-memory.dmp

      Filesize

      3.5MB

    • memory/1572-3-0x00007FF7C1230000-0x00007FF7C2102000-memory.dmp

      Filesize

      14.8MB

    • memory/1572-2-0x00007FF9008C0000-0x00007FF9008C2000-memory.dmp

      Filesize

      8KB

    • memory/1572-1-0x00007FF9008B0000-0x00007FF9008B2000-memory.dmp

      Filesize

      8KB

    • memory/1572-45-0x00007FF7C1670000-0x00007FF7C19E4000-memory.dmp

      Filesize

      3.5MB

    • memory/1572-46-0x00007FF7C1230000-0x00007FF7C2102000-memory.dmp

      Filesize

      14.8MB