Overview

overview

8

Static

static

1

outbyte-dr...er.exe

windows11-21h2-x64

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General

  • Target
    outbyte-driver-updater.exe
  • Size 20.6MB
  • Sample240614-lpzz2avepc
  • SHA256 f84552f506989cca3d3b592a9020931715b5a6675dbe44c9d1fdea36646537c6
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
bootkitdiscoverypersistencespywarestealer

Malware Config

Targets

    • Target
      outbyte-driver-updater.exe
    • Size 20.6MB
    • SHA256 f84552f506989cca3d3b592a9020931715b5a6675dbe44c9d1fdea36646537c6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    bootkitdiscoverypersistencespywarestealer

    • Drops file in Drivers directory

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Downloads MZ/PE file

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks