General

  • Target

    XClient.exe

  • Size

    519KB

  • Sample

    240613-hfcatsxgnc

  • MD5

    b9cff0db386629b0877477e559b39232

  • SHA1

    644851c9693db4349972682b7a323ff8fa04e3e5

  • SHA256

    69407fac757dd2d155a461498f4556de75aaf3e7970208b9d5dab4613057bc59

  • SHA512

    667b152ab828f19ab8018957e11460638a6aaec5a0a33ce2556ee2171a2bd2bfd07affc11245c805cd9b29697dd34e56a1f4a4c0fc8dc3f31e47220e38871524

  • SSDEEP

    12288:j5trQoCPjZ3WFsMIPVle81fApDHgj75Jz5pMnW:9tZCPV3WFsapDA

Malware Config

Targets

    • Target

      XClient.exe

    • Size

      519KB

    • MD5

      b9cff0db386629b0877477e559b39232

    • SHA1

      644851c9693db4349972682b7a323ff8fa04e3e5

    • SHA256

      69407fac757dd2d155a461498f4556de75aaf3e7970208b9d5dab4613057bc59

    • SHA512

      667b152ab828f19ab8018957e11460638a6aaec5a0a33ce2556ee2171a2bd2bfd07affc11245c805cd9b29697dd34e56a1f4a4c0fc8dc3f31e47220e38871524

    • SSDEEP

      12288:j5trQoCPjZ3WFsMIPVle81fApDHgj75Jz5pMnW:9tZCPV3WFsapDA

    • Modifies WinLogon for persistence

    • Modifies AppInit DLL entries

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

MITRE ATT&CK Enterprise v15

Tasks