General

  • Target

    db2ec1bb47040a7f2cfb210fbf58409339f923185c1eb7bb4b97e19fdf3f1f6a

  • Size

    2.5MB

  • Sample

    230211-bx9jbsac2y

  • MD5

    6c7ce729cc83844a10c51889ece82606

  • SHA1

    442a9193aaa7eab23f135743a8a06481bc0bd28d

  • SHA256

    db2ec1bb47040a7f2cfb210fbf58409339f923185c1eb7bb4b97e19fdf3f1f6a

  • SHA512

    a2e32664649a271f941b3496193fc7868cbcf47982d5a8ba61d810848140eccf8899e48d6fd8dcdd8c75c26785872463c53937e69f6a67b95515eaac6254189d

  • SSDEEP

    49152:hQE4u11qfGaBLe7l/4fWor/Qx8vneNu0cmWUyAV4iybj8hSFvEZ:hQE4u11cGaBK7pQWC/o6neQYWUy64d/

Malware Config

Targets

    • Target

      db2ec1bb47040a7f2cfb210fbf58409339f923185c1eb7bb4b97e19fdf3f1f6a

    • Size

      2.5MB

    • MD5

      6c7ce729cc83844a10c51889ece82606

    • SHA1

      442a9193aaa7eab23f135743a8a06481bc0bd28d

    • SHA256

      db2ec1bb47040a7f2cfb210fbf58409339f923185c1eb7bb4b97e19fdf3f1f6a

    • SHA512

      a2e32664649a271f941b3496193fc7868cbcf47982d5a8ba61d810848140eccf8899e48d6fd8dcdd8c75c26785872463c53937e69f6a67b95515eaac6254189d

    • SSDEEP

      49152:hQE4u11qfGaBLe7l/4fWor/Qx8vneNu0cmWUyAV4iybj8hSFvEZ:hQE4u11cGaBK7pQWC/o6neQYWUy64d/

    • Detect PureCrypter injector

    • Modifies WinLogon for persistence

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • WarzoneRat, AveMaria

      WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

    • Modifies Windows Firewall

    • Sets DLL path for service in the registry

    • Checks computer location settings

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

    • 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.

    • UPX packed file

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

    • Accesses Microsoft Outlook profiles

    • Modifies WinLogon

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks