Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 02:28

General

  • Target

    c55330409898f9b7ffd0c86b60f33d4de17a4e63d123f9a18e7168fbf882b596.exe

  • Size

    92KB

  • MD5

    02e56c342a9644ab5eebd4f59181a456

  • SHA1

    5e1ea65c4a906a53ef8b7a18969062dc541c6638

  • SHA256

    c55330409898f9b7ffd0c86b60f33d4de17a4e63d123f9a18e7168fbf882b596

  • SHA512

    19bfd15d3457ef9477b3baf23c40498f5cf563e99ee7e1bc81891ca92f2ce10c0d7c59877597dd6660b925afc16bc8d5d408c8f29706f4a56d153a3d0f26120a

  • SSDEEP

    1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eJG/x/j:6e7WpMaxeb0CYJ97lEYNR73e+eKZj

Score
9/10

Malware Config

Signatures

  • Renames multiple (1372) 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\c55330409898f9b7ffd0c86b60f33d4de17a4e63d123f9a18e7168fbf882b596.exe
    "C:\Users\Admin\AppData\Local\Temp\c55330409898f9b7ffd0c86b60f33d4de17a4e63d123f9a18e7168fbf882b596.exe"
    1⤵
    • Drops file in Program Files directory
    PID:4764
  • 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=4160 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:444

    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

      92KB

      MD5

      64ef80c39a55d0853af7cd1fe6630210

      SHA1

      8ca175829e1d65cd568bf49513c88eaf2f5e8998

      SHA256

      e26c7d44ab734013eb71739fbf478b48daa0fd088be06496a27fcb3fd62163b0

      SHA512

      d937b889031a0f7af87def26e4622ed54e1f6816ec376b1bc216361b28210093748b7d6c56c71ddeeaeab2364602660158afe51272317a5ed842b3c6fa5f3c60

    • C:\libsmartscreen.dll.tmp

      Filesize

      92KB

      MD5

      c41ee160d1bdfea7d828bf47dc868a6d

      SHA1

      ca44af3abb3f89c9a47c081e4a89f819d69af815

      SHA256

      ee4da70cd86f8acf28cef56e46dcea42e4a6f16ef977b00ba3f5f5987a242887

      SHA512

      7bb5c40647007e8f95746768613259844008363008c2bda9cabdadb0cc4c00d9d82b3b9870c6b7bd132ae21850fe0d285710e19984f6b7a363809d64e8f54810