General

  • Target

    Patch.7z

  • Size

    64.9MB

  • Sample

    250113-ryfkmsxnfq

  • MD5

    8a582ac6dc360876421cea9e8f861980

  • SHA1

    6919461dc29b5cadb50fb261cb1acdc1d759f504

  • SHA256

    0a7123e2a0a02951c72048495c56fa5d38ea804d178268e24347be4db7a3c219

  • SHA512

    e32a7e89b8375bcebcb22666bbd9b09b71bf31d080115a881a7a9b9241b4f34d9b6c436958ea35fdb4fe560c41296d42879978f45b89abf25a35a7b5b7791763

  • SSDEEP

    1572864:HRqVKa7D6XdsVfVAhN+EHVFBEqBEGUmJH7rd2FQ9cDqjrzoPMUCcExzArh:HR07D6XdsZV8N+oKqKiH7rdDcDOXoPMk

Malware Config

Targets

    • Target

      Patch_MB_4.6.x.exe

    • Size

      65.2MB

    • MD5

      3f44b49e3adca0e1a5f82553a72362c3

    • SHA1

      0c1070cb840ad39150467df43456c8f39a2ba7a6

    • SHA256

      139d053d79773b0a222c1217511f860e3bc1b6f82f0694fcd8be34417fa4d1c7

    • SHA512

      7f33016a43e0dc786d4fb99ac3b6cb8453aebe5ecd926b2cf26cefc16e1e8902c91891493d58c526d0471b8900a865b0737c6e7e59f069450bbe38f04f4b653d

    • SSDEEP

      1572864:SEsyRx4b2ot/G1+aGepsIq3gkJfDzkRl8fwAmpWnhEgo5BTEePUox7KQnx:SER4b2ot/c+3epxmJE38fwA7hE1jTEeL

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks