Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2024 13:29

General

  • Target

    XClient.rar

  • Size

    40KB

  • MD5

    f6fe2b78efab65e5ed501ee5f2f9d556

  • SHA1

    36add79d625076f8341be0ac6161666a63144425

  • SHA256

    22adaea01c871a2dcc4dac36e4590ba5418ff0c487a8583eeda00d852b763647

  • SHA512

    eae214be1ea131f5aeff1ffce9852b38f2320d5367020ceb39de1abde3ad6f002e7d4ab4eb3bf12a3d4d45fdd052dd25bbbfa6c63a499ea664a3628c2af350e2

  • SSDEEP

    768:gXC6/UZqhWl5z0NAVH9QQzgVX/sjrCX2FQuz3n2sH994XiRqyrtVWEN91zvZBm:gXirKAVH9XgB1X2Fp2sdSgTZYEN9g

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\XClient.rar
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\XClient.rar"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:4324
  • 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=4156 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3300

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads