General

  • Target

    bbfa73f5dc7f0d888a0d731842789bc6

  • Size

    4.3MB

  • Sample

    240309-q8lc7shb87

  • MD5

    bbfa73f5dc7f0d888a0d731842789bc6

  • SHA1

    4296b8152197dc85cccfe4398b78f53716db9c45

  • SHA256

    98c781b3fd15d6c7c7624aa1a0c93910dd5d19722a1d9b8cb1c7b9673d311090

  • SHA512

    2d371862311f7eca74a5207ad660af372ff66c3298681852a7691ef085923f5b28943e55c0ac61c071a4f8df58e97764cf988d59f08d4020cdf8466545f94c78

  • SSDEEP

    98304:hrMmAbjRrsfIJxG5rBibEP25TNIWO5BWMx0sjozkj07Q07Z6tvMQICYVtZ47TnP:dWl7KDY2WO5si0yozkj0E0V6yQBYVc/

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      bbfa73f5dc7f0d888a0d731842789bc6

    • Size

      4.3MB

    • MD5

      bbfa73f5dc7f0d888a0d731842789bc6

    • SHA1

      4296b8152197dc85cccfe4398b78f53716db9c45

    • SHA256

      98c781b3fd15d6c7c7624aa1a0c93910dd5d19722a1d9b8cb1c7b9673d311090

    • SHA512

      2d371862311f7eca74a5207ad660af372ff66c3298681852a7691ef085923f5b28943e55c0ac61c071a4f8df58e97764cf988d59f08d4020cdf8466545f94c78

    • SSDEEP

      98304:hrMmAbjRrsfIJxG5rBibEP25TNIWO5BWMx0sjozkj07Q07Z6tvMQICYVtZ47TnP:dWl7KDY2WO5si0yozkj0E0V6yQBYVc/

    • Glupteba

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

    • Glupteba payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • 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.

    • 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.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks