General

  • Target

    77a952a4b9a80e2615b1a27fefd76b3af169e9bf404eac0e7ddde13403c613b2

  • Size

    4.2MB

  • Sample

    240418-2qs6waaa7t

  • MD5

    cf619916425b57af4708922a3ceb009b

  • SHA1

    0f8412d1226c979d1968a32d44c535d1f1f88f3e

  • SHA256

    77a952a4b9a80e2615b1a27fefd76b3af169e9bf404eac0e7ddde13403c613b2

  • SHA512

    18c04bf116da671b3a951e5825e2355dfbbd057f94ba96672fd509cda72ec87b895870cece3a68f8f7e7986eb80cfb1dd186b8acd3a2a4beb8016b8de8435020

  • SSDEEP

    98304:+xYk/Wd4gprCGADohyqBdv1Fi5ytzZrDpDNu:wnWmu2kBdS54nBNu

Malware Config

Targets

    • Target

      77a952a4b9a80e2615b1a27fefd76b3af169e9bf404eac0e7ddde13403c613b2

    • Size

      4.2MB

    • MD5

      cf619916425b57af4708922a3ceb009b

    • SHA1

      0f8412d1226c979d1968a32d44c535d1f1f88f3e

    • SHA256

      77a952a4b9a80e2615b1a27fefd76b3af169e9bf404eac0e7ddde13403c613b2

    • SHA512

      18c04bf116da671b3a951e5825e2355dfbbd057f94ba96672fd509cda72ec87b895870cece3a68f8f7e7986eb80cfb1dd186b8acd3a2a4beb8016b8de8435020

    • SSDEEP

      98304:+xYk/Wd4gprCGADohyqBdv1Fi5ytzZrDpDNu:wnWmu2kBdS54nBNu

    • Glupteba

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

    • 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

    • UPX packed file

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

    • 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