General

  • Target

    Patch.7z

  • Size

    64.9MB

  • Sample

    250113-r2t77sxqbj

  • MD5

    b8dbd31814a82e25be0d836c33115c6c

  • SHA1

    bbf1feb01e824353f213ea5f2f158e323edad395

  • SHA256

    f508e71dc1220d13dc5bf1bce5fbb08ca069ede160a2c0a79401c06046c0afd0

  • SHA512

    948ca052c1b35d62cb8532713326b3885d00e447e155266db697f3be85bef9589465ed4e166afacfa8fd28d010ba67f95a86028f2806dea1f51b0703fe580441

  • SSDEEP

    1572864:5Qkf2OjQHEVNdd8HaKYy1vDfezliDu1ki7bW6IO9Tb2Df:6kuqmWNfoazyRfoVbJIOx+f

Malware Config

Targets

    • Target

      Patch_MB_5.x.exe

    • Size

      65.3MB

    • MD5

      720d4425c920dd3e6d1928b0946c1765

    • SHA1

      f9b8f46f392c3cb11458ecee23270aa8a8479efa

    • SHA256

      bd526968893102942c27d3c6c89cd92e066268bde0bc83a5569be090227d5257

    • SHA512

      29fa37f30199226f0bb8bc9f33e8f0dfa1b854b5fb51e19acc1c72ae7919c31976c50c4436c9ff610431e96b3668ff06c5b9366514ddb4186ff6e3f9997db39c

    • SSDEEP

      1572864:mKoOTa0qcP0gR8xcbkcAeuQAPLV3kZKPMwJaFMMOWQllS:1oAdTMgGibJAGAjZJ4MMGnS

    • 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