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

    81.5MB

  • Sample

    241123-wyxalszlft

  • MD5

    7f04c1d1036e529ed4d74bdc7ee27d30

  • SHA1

    7bbd12b483c93d8eb4816b9d5d6f17211039adeb

  • SHA256

    7dd4d7ddf948197626a1b95199a2ddd3e11217c7cd6d147b2529e977f1f691c6

  • SHA512

    8b1410774aab2e51a0c66411cf2c20e93289c64f7da2c559bb09e3231e9a88d60bcde46426a318f5b608bb84233489597500978ab58108df312030a44e77630f

  • SSDEEP

    1572864:pGKlqWLT0hSk8IpG7V+VPhqclE7plifiYgj+h58sMwlerSipjcJ5j:gKMzSkB05awcIwB5BerTgj

Score
10/10
pysilonevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      source_prepared.exe

    • Size

      81.5MB

    • MD5

      7f04c1d1036e529ed4d74bdc7ee27d30

    • SHA1

      7bbd12b483c93d8eb4816b9d5d6f17211039adeb

    • SHA256

      7dd4d7ddf948197626a1b95199a2ddd3e11217c7cd6d147b2529e977f1f691c6

    • SHA512

      8b1410774aab2e51a0c66411cf2c20e93289c64f7da2c559bb09e3231e9a88d60bcde46426a318f5b608bb84233489597500978ab58108df312030a44e77630f

    • SSDEEP

      1572864:pGKlqWLT0hSk8IpG7V+VPhqclE7plifiYgj+h58sMwlerSipjcJ5j:gKMzSkB05awcIwB5BerTgj

    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