Overview

overview

8

Static

static

18bfd3166a...be.exe

windows7_x64

6

18bfd3166a...be.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    149s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-05-2022 19:45

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General

  • Target

    18bfd3166a9d6492a6a27452787066077a20f524b20ff17e42cd059e8c3c76be.exe

  • Size

    944KB

  • MD5

    80ad1c218faf8de121cc23904dea047f

  • SHA1

    0f601d59ef7900544508857fbb0921a853e4a811

  • SHA256

    18bfd3166a9d6492a6a27452787066077a20f524b20ff17e42cd059e8c3c76be

  • SHA512

    e2ddb40faa20b0c03669be1bc95b7e087a0a2a2cd964af6a92421cc7515a9d383ae591221b50341957d49b122246f1e9050d5cc59d5710eecffde695e3715651

Score
6/10
bootkitpersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 22 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.

    bootkitpersistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18bfd3166a9d6492a6a27452787066077a20f524b20ff17e42cd059e8c3c76be.exe
    "C:\Users\Admin\AppData\Local\Temp\18bfd3166a9d6492a6a27452787066077a20f524b20ff17e42cd059e8c3c76be.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:800

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/800-54-0x0000000076561000-0x0000000076563000-memory.dmp
    Filesize

    8KB

    Download
  • memory/800-55-0x0000000000400000-0x0000000000A2F000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/800-56-0x0000000000400000-0x0000000000A2F000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/800-58-0x0000000002520000-0x0000000002524000-memory.dmp
    Filesize

    16KB

    Download
  • memory/800-59-0x0000000000400000-0x0000000000A2F000-memory.dmp
    Filesize

    6.2MB

    Download