Analysis

  • max time kernel
    73s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/05/2023, 15:16

General

  • Target

    FS/cache/recovery/last_kmsg.4

  • Size

    512KB

  • MD5

    3590b1ca4d2daf4d7db5a09000190751

  • SHA1

    a6505fa60b22a7a1bbe6f597cb964a6128d21add

  • SHA256

    daa668c7b7db410ce6c4a662a8f89dd74618ebf873be9367710ea5b07927d1fe

  • SHA512

    9a6ce3e6771764be48777651670759e1d706e1efa4ebbf01aa67ff66b74d4563faa054db8f50dd6aabcfb3cba2c7f3da6dda605eec086fc898e1a45864179e24

  • SSDEEP

    1536:4jfqVnqCl7/JVokxSMm118PoCtK12k3EpDiRsgDekV5:eyqI3C1vr1PUpMsg/5

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\FS\cache\recovery\last_kmsg.4
    1⤵
    • Modifies registry class
    PID:3856
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2508

Network

MITRE ATT&CK Enterprise v6

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Downloads