Analysis

  • max time kernel
    1794s
  • max time network
    1803s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-03-2024 19:10

General

  • Target

    assest.rar

  • Size

    24B

  • MD5

    c69d0b5902a959577c02e9dcdda77de0

  • SHA1

    6233724f8b3ac18649dc248d1c778e2bca78a7f2

  • SHA256

    4301ec2e9592e7a22262d1c046954545033b73be322b33a8117d201556c4254b

  • SHA512

    2e8945172ef567d4ae84d6317efce63502a6d9496caa48b8dc09cf12d1ceec3e89d033d6d9fceeba82f403107d15341bcdb72b4a6f60ba3e6df4d2a2cb6e48cd

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\assest.rar
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\assest.rar"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:4828
  • 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=1340 --field-trial-handle=2264,i,13734085038406049477,12426093271221802693,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2976
    • 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=3868 --field-trial-handle=2264,i,13734085038406049477,12426093271221802693,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4752

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads