General

  • Target
    NexusEngine.exe
  • Size 37KB
  • Sample260821-txxtmstcre
  • SHA256 bcc9609fc14bfd25044436640fcff32225bb5a3761ef60c43a2b7c341d6b2cc9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      NexusEngine.exe
    • Size 37KB
    • SHA256 bcc9609fc14bfd25044436640fcff32225bb5a3761ef60c43a2b7c341d6b2cc9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Modifies boot configuration data using bcdedit

    • Disables use of System Restore points

    • Event Triggered Execution: Image File Execution Options Injection

    • Boot or Logon Autostart Execution: LSASS Driver

      Adversaries may modify or add LSASS drivers to obtain persistence on compromised systems.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks whether UAC is enabled

    • Contacts third-party web service commonly abused for C2

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

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

MITRE ATT&CK Enterprise v16

Tasks