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Analysis

  • max time kernel
    140s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 03:53

General

  • Target

    2024-06-09_453f4fe4c25b15362c5bf49f0e6c375f_avoslocker.exe

  • Size

    1.5MB

  • MD5

    453f4fe4c25b15362c5bf49f0e6c375f

  • SHA1

    b7f1c28f55e73a6cee3ee30e049fb2c4cec6d343

  • SHA256

    b2d0aa15d5251c393e68bf443323f1ba4ecd4ed1821f4219de3af31c96c4e452

  • SHA512

    3096e4b3e0fc71d0558e168656f04ff001c509a2b03186e62054ef50b357cd1b6602e0cb36667cbf62acb663218c221ce5f9cadb8847e04c2f0bb2691a10122f

  • SSDEEP

    24576:UltVILvhoA3DbsspU0mTgqj1IDYf2orphL/+n9KT8rKvlEKSlCnFx7PRPGqPxMJw:ULVW8spU0mTgqjiDYf2uhL/+9KTQKvem

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-09_453f4fe4c25b15362c5bf49f0e6c375f_avoslocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-09_453f4fe4c25b15362c5bf49f0e6c375f_avoslocker.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4900
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    PID:3996
  • 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=3988 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:400

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Windows\System32\alg.exe

      Filesize

      1.4MB

      MD5

      a900989b8b0b5c5edb731a764d0976c9

      SHA1

      a1ddad5f48188718d650580e8e2a2fce93391879

      SHA256

      a715013067621560edec6bd2e7fcd955690644a3f05d8688b8263229b32712af

      SHA512

      b2f296602cc50e1109d9db03bfca150a222358c27d175969fc26fa3a4021cc3882c39eb3665264bff6591936b8df5477b933970e78e56a958692cf6a17acc8b9

    • memory/3996-15-0x0000000140000000-0x0000000140163000-memory.dmp

      Filesize

      1.4MB

    • memory/3996-17-0x0000000140000000-0x0000000140163000-memory.dmp

      Filesize

      1.4MB

    • memory/4900-0-0x0000000000400000-0x000000000057A000-memory.dmp

      Filesize

      1.5MB

    • memory/4900-1-0x00000000022A0000-0x0000000002307000-memory.dmp

      Filesize

      412KB

    • memory/4900-6-0x00000000022A0000-0x0000000002307000-memory.dmp

      Filesize

      412KB

    • memory/4900-7-0x00000000022A0000-0x0000000002307000-memory.dmp

      Filesize

      412KB

    • memory/4900-16-0x0000000000400000-0x000000000057A000-memory.dmp

      Filesize

      1.5MB