General

  • Target
    tmp546hhk4z.exe
  • Size 4.1MB
  • Sample260522-2rnmsaas4z
  • SHA256 1dd2a41cd03d3f110ac9401d6d9406936626f009325a093babe480d202f32f4f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      tmp546hhk4z.exe
    • Size 4.1MB
    • SHA256 1dd2a41cd03d3f110ac9401d6d9406936626f009325a093babe480d202f32f4f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Manipulates WinMonFS driver.

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

MITRE ATT&CK Enterprise v16

Tasks