Overview

overview

8

Static

static

3

CoreSync.exe

windows10-2004-x64

8

CoreSync.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    CoreSync.exe
  • Size 40.8MB
  • Sample260805-3l481see75
  • SHA256 a03f6300851d6fcfc1baf15d8ddd9f9d361f486f135274e08331b756c293da99
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasionexecutionpersistenceprivilege_escalationpyinstaller

Malware Config

Targets

    • Target
      CoreSync.exe
    • Size 40.8MB
    • SHA256 a03f6300851d6fcfc1baf15d8ddd9f9d361f486f135274e08331b756c293da99
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    defense_evasionexecutionpersistenceprivilege_escalation

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Loads dropped DLL

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks