Analysis

  • max time kernel
    151s
  • 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
    06/05/2024, 23:48

General

  • Target

    34822e4c620689c18be81f4eae9341c0_NEAS.exe

  • Size

    78KB

  • MD5

    34822e4c620689c18be81f4eae9341c0

  • SHA1

    a418b5904f82d1b1189330e14f1c1ce28ec3f4fe

  • SHA256

    6326fa960596a9c16330cbcb4b3022aa9a3db878d87742b677bf30976400f691

  • SHA512

    35189bf0d6ae4e494743450c4a22f645302d69727b60f2cc66c52031639fc2efaf3983f3e2c5c098333b1f32c1abd4e392bce26b7a942aa87d78571ade4ffb78

  • SSDEEP

    1536:W7ZDpApYbWjIlE77ufL2e+e16alKlJOblJOb:6DWpwE7oL2e+e/lu

Score
9/10

Malware Config

Signatures

  • Renames multiple (1773) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34822e4c620689c18be81f4eae9341c0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\34822e4c620689c18be81f4eae9341c0_NEAS.exe"
    1⤵
    • Drops file in Program Files directory
    PID:4000
  • 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=3808 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5044

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmp

            Filesize

            79KB

            MD5

            efd14f2cf0ae1c43b829bb623ca9093b

            SHA1

            375341009d1e589907af582974afbb574c46b210

            SHA256

            d0333299bcad743fd41673a346d4da7a5cebb38da011d3a22ab1df06bf525232

            SHA512

            3ba0cbf1be78628dea338c897f56cd200c76a2a141f8bd7916084c32a005b53edd96d5c164b8f36bb81ac4366afa569ac938ac4e545370e225b71c444f7191a0

          • C:\libsmartscreen.dll.tmp

            Filesize

            78KB

            MD5

            9b43c2fa0444a16333fece9d738c6371

            SHA1

            728e2f2cf80a9038d55649359c90ac43abd64174

            SHA256

            b013b2bf1ce150381015aadfa1f9d0f181bafa300d17585b22724d7b503c8ee2

            SHA512

            423a594baca23b9925cf8ccff4b1041c08c1493d130024b7f841a8efa144f0c7d4eafb60cb17840be5c7bbb722966eee77618a1f0d8e97af68459649d0ab2193