Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 10:09

General

  • Target

    DocRepair/DocRepair.exe

  • Size

    594KB

  • MD5

    19bd9c6b51d5dc4960a9a0981b61bdea

  • SHA1

    54cdf79231ff72c5f467b8f37259c05180eddb06

  • SHA256

    0a4568e5d35750a9b9ba8e66a31c5f7db96517c55f06e6539cae94356c6739b6

  • SHA512

    4d1304582523cbade0847b9e19cd293ca3c7ec70de5909c2ef7ccba517d492486c62042e4e7187e9ecf5edc7474306b794eb5727f7899d45bf156d2e1818b1f2

  • SSDEEP

    12288:jh+V08ZQ1dnihUHXVmSZPrChO4VXi6ihll0CMiu76Z/V9342rGwiJv22FJblIgc4:jh+VHZQ7VHXVmS1rChPSZ9rMiuAV9Nq9

Score
6/10

Malware Config

Signatures

  • 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 registry class 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DocRepair\DocRepair.exe
    "C:\Users\Admin\AppData\Local\Temp\DocRepair\DocRepair.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Modifies registry class
    PID:1956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1956-54-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/1956-55-0x00000000001F0000-0x0000000000220000-memory.dmp

    Filesize

    192KB

  • memory/1956-56-0x00000000002A0000-0x00000000002A3000-memory.dmp

    Filesize

    12KB