General

  • Target

    SecuriteInfo.com.Variant.Bulz.392162.30748.358

  • Size

    5.1MB

  • Sample

    210315-bneq5wsdcj

  • MD5

    7944dba0e2f775e78ea960caccd0b37a

  • SHA1

    3e262dd3efe917394cb2fab5bc10444d5980ae45

  • SHA256

    fb8a2b78f0d3139d8192dbeb925e8e8d13bf370540f2c7853107a8e4b3beac38

  • SHA512

    b2bcecbf6a5218b8fa667c2ada79743b1fe61f3f833356a5ea7df71dec5c5ece1f409b76bc8314bc84953cc1dc250a3c5a7716044a4d08ea8d64a6da53982afe

Malware Config

Targets

    • Target

      SecuriteInfo.com.Variant.Bulz.392162.30748.358

    • Size

      5.1MB

    • MD5

      7944dba0e2f775e78ea960caccd0b37a

    • SHA1

      3e262dd3efe917394cb2fab5bc10444d5980ae45

    • SHA256

      fb8a2b78f0d3139d8192dbeb925e8e8d13bf370540f2c7853107a8e4b3beac38

    • SHA512

      b2bcecbf6a5218b8fa667c2ada79743b1fe61f3f833356a5ea7df71dec5c5ece1f409b76bc8314bc84953cc1dc250a3c5a7716044a4d08ea8d64a6da53982afe

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Reads user/profile data of web browsers

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

    • themida

      Detects Themida, Advanced Windows software protection system.

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks