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General

  • Target

    empyrean

  • Size

    333KB

  • Sample

    241005-ppvxvsshrk

  • MD5

    b8ed493282d9fc790ae7b8726f084153

  • SHA1

    2515bc98b8b8ae034c379e929def9169bb978a4b

  • SHA256

    8cb13b0e4017e2ad4584c9decf1a13efbf0d6726df8fd82751b3730ad141532c

  • SHA512

    b6a3752f7a48f3acbf8df4d5f6ba19bd429f6ad7969136f69c4e786e0989541f6933ecfb51269fdb822a608befea048628f5405c52d79b6763ca4a02b110acb6

  • SSDEEP

    6144:YyopC3jkeOvHS1d1+CNs8wbiWQ69WvZJT3CqbMrhryf65NRPaCieMjAkvCJv1ViP:JopC3jkeOvHS1d1+CNs8wbiWQ69WvZJ/

Malware Config

Targets

    • Target

      empyrean

    • Size

      333KB

    • MD5

      b8ed493282d9fc790ae7b8726f084153

    • SHA1

      2515bc98b8b8ae034c379e929def9169bb978a4b

    • SHA256

      8cb13b0e4017e2ad4584c9decf1a13efbf0d6726df8fd82751b3730ad141532c

    • SHA512

      b6a3752f7a48f3acbf8df4d5f6ba19bd429f6ad7969136f69c4e786e0989541f6933ecfb51269fdb822a608befea048628f5405c52d79b6763ca4a02b110acb6

    • SSDEEP

      6144:YyopC3jkeOvHS1d1+CNs8wbiWQ69WvZJT3CqbMrhryf65NRPaCieMjAkvCJv1ViP:JopC3jkeOvHS1d1+CNs8wbiWQ69WvZJ/

    • Detects Empyrean stealer

    • Empyrean Stealer

      An Open-source information stealer.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks