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

    77.0MB

  • Sample

    240817-tnx32svbkf

  • MD5

    ac1be3797c29ce9307954695fa14ad5a

  • SHA1

    9f49f430b1c4984fbae91faba39c959f7f4d553b

  • SHA256

    2c13f03ae4282dbd55c4f55dfcef04f7e0f3eaa07c5d53ef74756b7eaaf5f728

  • SHA512

    86ce0083fb6c3fcac97f5ace3b79aecf2633ff9abe33013583b6d334ab2d09afcfbc078f180f0ee1a4c581c98dda8b2d128239cc23b5fd8ce4415a5a311a613d

  • SSDEEP

    1572864:ovHcRlKWJh7vXSk8IpG7V+VPhqYdfME7tlHegiYweyJulZUdg+hLrFfEpV37U:ovHcRYShTSkB05awcfLdMpuyhLr5Wo

Score
10/10
pysilonevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      source_prepared.exe

    • Size

      77.0MB

    • MD5

      ac1be3797c29ce9307954695fa14ad5a

    • SHA1

      9f49f430b1c4984fbae91faba39c959f7f4d553b

    • SHA256

      2c13f03ae4282dbd55c4f55dfcef04f7e0f3eaa07c5d53ef74756b7eaaf5f728

    • SHA512

      86ce0083fb6c3fcac97f5ace3b79aecf2633ff9abe33013583b6d334ab2d09afcfbc078f180f0ee1a4c581c98dda8b2d128239cc23b5fd8ce4415a5a311a613d

    • SSDEEP

      1572864:ovHcRlKWJh7vXSk8IpG7V+VPhqYdfME7tlHegiYweyJulZUdg+hLrFfEpV37U:ovHcRYShTSkB05awcfLdMpuyhLr5Wo

    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