Overview

overview

10

Static

static

10

source_prepared.exe

windows7-x64

7

source_prepared.exe

windows10-2004-x64

9

Sharing

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General

  • Target
    source_prepared.exe
  • Size 77.4MB
  • Sample240515-vtvesabc8v
  • SHA256 5745b560f631be0effd6935b5a015f19bac70104a0b76c2db3633af285c8d19f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
pysilonevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target
      source_prepared.exe
    • Size 77.4MB
    • SHA256 5745b560f631be0effd6935b5a015f19bac70104a0b76c2db3633af285c8d19f
    • MD5 SHA1 SHA512 SSDEEP
    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

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks