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Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/02/2024, 04:56

General

  • Target

    a0ff08305ad63098ce960b41a6f291e2.exe

  • Size

    230KB

  • MD5

    a0ff08305ad63098ce960b41a6f291e2

  • SHA1

    41784c25a16b8efdfe8f7c1058ff68df65cc9918

  • SHA256

    22f3efb1a1825bf4e50baf7a3ef7bb7ca2d2f801fd1078d2e0e5612af038e82f

  • SHA512

    214f7bd95bbdb3dc9ba444ef3a70706e70fea529d474af93c4fd7b94340d3cf6439a264ef3b157f5348431d032a44cd264d910c754a7750117ccd3207dff95e7

  • SSDEEP

    6144:EFd3ykj7mg6zWKcLSlFOnEu3sgAwhxKXrFUPk:EryAm5cmlFGfUFM

Malware Config

Signatures

  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0ff08305ad63098ce960b41a6f291e2.exe
    "C:\Users\Admin\AppData\Local\Temp\a0ff08305ad63098ce960b41a6f291e2.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4260-0-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4260-11-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4260-12-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4260-17-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4260-19-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4260-21-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB