Overview

overview

10

Static

static

10

vpnbestfree.exe

windows7-x64

7

vpnbestfree.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    vpnbestfree.exe

  • Size

    55.9MB

  • Sample

    241203-qyj3dstjek

  • MD5

    03f1f45d8155f03ec68793692ebbf935

  • SHA1

    ed4043859c0cca35e73fc6858e300ded5a9fb275

  • SHA256

    a89d42269c5af23f0a9de9f2a73898893b3a2cd50db7852d8ed12f2f32dabe75

  • SHA512

    3022c61b0fd59434ea93a41317eebc3292f91eebd30d46ee6b3c95e0d2a75747cf9bf335449f944765f5ace8958f8a3dbc797af6027cf4f694f7d6cf35e6fad3

  • SSDEEP

    1572864:CGKlKWLhsmwSk8IpG7V+VPhqclE7pliUerNcxob:LKo+smwSkB05awcIwUeryub

Score
10/10
pysilonevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      vpnbestfree.exe

    • Size

      55.9MB

    • MD5

      03f1f45d8155f03ec68793692ebbf935

    • SHA1

      ed4043859c0cca35e73fc6858e300ded5a9fb275

    • SHA256

      a89d42269c5af23f0a9de9f2a73898893b3a2cd50db7852d8ed12f2f32dabe75

    • SHA512

      3022c61b0fd59434ea93a41317eebc3292f91eebd30d46ee6b3c95e0d2a75747cf9bf335449f944765f5ace8958f8a3dbc797af6027cf4f694f7d6cf35e6fad3

    • SSDEEP

      1572864:CGKlKWLhsmwSk8IpG7V+VPhqclE7pliUerNcxob:LKo+smwSkB05awcIwUeryub

    Score
    9/10
    upxevasionexecutionpersistence

    • Enumerates VirtualBox DLL files

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks