Overview

overview

10

Static

static

3

meow.exe

windows10-2004-x64

10

meow.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    meow.exe
  • Size 328KB
  • Sample260608-xplcese13r
  • SHA256 113ffb25b031a75d1397fbe6f3cf4496cc15db8c0150513c07b9a5ea090fb4c9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
meowdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      meow.exe
    • Size 328KB
    • SHA256 113ffb25b031a75d1397fbe6f3cf4496cc15db8c0150513c07b9a5ea090fb4c9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionevasionexecutionmeowimpactpersistenceransomwarespywarestealer

    • Family: Meow

      A ransomware that wipes unsecured databases first seen in Mid 2020.

      ransomwaremeow

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (7507) files with added filename extension

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

      ransomware

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • 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
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks