General

  • Target

    JaffaCakes118_838630335bc8b5c904fd4faa1358fee119c8b0617f679d68056828ae04559c9b

  • Size

    4.1MB

  • Sample

    241230-yvr8lawpgm

  • MD5

    1bf4bae2c28765624900fd82fc7e2c37

  • SHA1

    26032dffa571db4dd32715afad057a029a3f9767

  • SHA256

    838630335bc8b5c904fd4faa1358fee119c8b0617f679d68056828ae04559c9b

  • SHA512

    001fa76749e55d1cae0f21a0078d61e2953dc77fb8a3946dbd4bb4b370088db9e9b896695db01132240c0031aa0a9bdde7ca2aea4039cc10879b74ef454adf45

  • SSDEEP

    98304:4+xYqtn1/E6snQ8JHyz1Wv9TUCfYuchjVwE7ZIR2jksnz5fyQJR:NpnFEaSHCwRw5Z/7Vk8zBxR

Malware Config

Targets

    • Target

      JaffaCakes118_838630335bc8b5c904fd4faa1358fee119c8b0617f679d68056828ae04559c9b

    • Size

      4.1MB

    • MD5

      1bf4bae2c28765624900fd82fc7e2c37

    • SHA1

      26032dffa571db4dd32715afad057a029a3f9767

    • SHA256

      838630335bc8b5c904fd4faa1358fee119c8b0617f679d68056828ae04559c9b

    • SHA512

      001fa76749e55d1cae0f21a0078d61e2953dc77fb8a3946dbd4bb4b370088db9e9b896695db01132240c0031aa0a9bdde7ca2aea4039cc10879b74ef454adf45

    • SSDEEP

      98304:4+xYqtn1/E6snQ8JHyz1Wv9TUCfYuchjVwE7ZIR2jksnz5fyQJR:NpnFEaSHCwRw5Z/7Vk8zBxR

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba family

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

MITRE ATT&CK Enterprise v15

Tasks