General

  • Target

    6779d89b7a368f4f3f340b50a9d18d71.exe

  • Size

    4.2MB

  • Sample

    240419-c4gmkafe2z

  • MD5

    df93b9b1fb9fe310d16e573d47bc2d5a

  • SHA1

    f3ce40f30135473ead9495cd91b607f0186611c7

  • SHA256

    ebb99489b66b8d0a838adc0ac0cb13cf0641a4ba0618644311a26982692e938e

  • SHA512

    0179314c61f3a746c81d0b2e3fd6db46fda3d707d4452c2c319e8b25195d7adad05650967d406d6cf8e25e3a743a7b7f7949971d673d463df7d82e38f87c41c0

  • SSDEEP

    98304:KeU9Bh0ZpWG7460rhxj0FMVy+9LgCbGoD1OyJCOsGUxDW88A2xBQ03:K9j0jWE+llaMVy+90CpOuCOqDWtA2xBL

Malware Config

Targets

    • Target

      6779d89b7a368f4f3f340b50a9d18d71.exe

    • Size

      4.2MB

    • MD5

      df93b9b1fb9fe310d16e573d47bc2d5a

    • SHA1

      f3ce40f30135473ead9495cd91b607f0186611c7

    • SHA256

      ebb99489b66b8d0a838adc0ac0cb13cf0641a4ba0618644311a26982692e938e

    • SHA512

      0179314c61f3a746c81d0b2e3fd6db46fda3d707d4452c2c319e8b25195d7adad05650967d406d6cf8e25e3a743a7b7f7949971d673d463df7d82e38f87c41c0

    • SSDEEP

      98304:KeU9Bh0ZpWG7460rhxj0FMVy+9LgCbGoD1OyJCOsGUxDW88A2xBQ03:K9j0jWE+llaMVy+90CpOuCOqDWtA2xBL

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • XMRig Miner payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • 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