Overview

overview

9

Static

static

3

TuffMenu REAL.dll

windows10-2004-x64

9

TuffMenu REAL.dll

windows11-ltsc_2024-x64

1

Sharing

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General

  • Target
    TuffMenu REAL.dll
  • Size 987KB
  • Sample260827-px3yfavdma
  • SHA256 e4512f4b157f2d8a2765fca6ebe340d4546faa95d42c05068387915bff13272c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscoverypersistenceransomwarespywaretrojan

Malware Config

Targets

    • Target
      TuffMenu REAL.dll
    • Size 987KB
    • SHA256 e4512f4b157f2d8a2765fca6ebe340d4546faa95d42c05068387915bff13272c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasiondiscoverypersistenceransomwarespywaretrojan

    • Renames multiple (6110) files with added filename extension

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

      ransomware

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks