Analysis

  • max time kernel
    1s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 12:41

General

  • Target

    1f373f01d7fab1eee1fed003b9cb46d9.exe

  • Size

    318KB

  • MD5

    1f373f01d7fab1eee1fed003b9cb46d9

  • SHA1

    bffa1db2c665cd2fa8708458e625f2ded3df691f

  • SHA256

    5a45d1ada4f8e1a963f59aed1b6ad5be91f348126992ab878001574039540e49

  • SHA512

    40b2e147fac205e162b06165a5592e2c0259d7fae3ccd52e1aa8210e0df15e2a2eb0b82ba79f0802161d54ff712efb6f2804a4fb7ed57ba36376e4a04f43cc53

  • SSDEEP

    6144:S6iXW0D1+Ole4WbaHNU1wa1cUXDl3vsbUcGmFJy0J1RMU/NAu:jiXTWunajz1sbU/YzJXjN1

Malware Config

Signatures

  • UPX packed file 4 IoCs

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

  • 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.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f373f01d7fab1eee1fed003b9cb46d9.exe
    "C:\Users\Admin\AppData\Local\Temp\1f373f01d7fab1eee1fed003b9cb46d9.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:2320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2320-0-0x0000000000B20000-0x0000000000BDB000-memory.dmp

    Filesize

    748KB

  • memory/2320-11-0x0000000000B20000-0x0000000000BDB000-memory.dmp

    Filesize

    748KB

  • memory/2320-15-0x0000000000B20000-0x0000000000BDB000-memory.dmp

    Filesize

    748KB

  • memory/2320-17-0x0000000000B20000-0x0000000000BDB000-memory.dmp

    Filesize

    748KB