Overview

overview

10

Static

static

3

Document.doc.scr

windows7-x64

10

Document.doc.scr

windows10-2004-x64

1

Sharing

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General

  • Target
    7bf7dfc7534aec7b5ca71d147205d2b8a3ce113e5254bb342d9f9b69828cf8ee.zip
  • Size 15KB
  • Sample240430-bxdfwsgh41
  • SHA256 7bf7dfc7534aec7b5ca71d147205d2b8a3ce113e5254bb342d9f9b69828cf8ee
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
lockbitransomwarespywarestealer

Malware Config

Targets

    • Target
      Document.doc.scr
    • Size 57KB
    • SHA256 ddbc4908272a1d0f339b58627a6795a7daff257470741474cc9203b9a9a56cd6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    lockbitransomwarespywarestealer

    • Lockbit

      Ransomware family with multiple variants released since late 2019.

      ransomwarelockbit

    • Rule to detect Lockbit 3.0 ransomware Windows payload

    • Renames multiple (287) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks