General

  • Target

    643beb04f9a4f5bdc7ba8f47704b9db60f7d6e9af514b96280e8744c8bfe455b

  • Size

    4.1MB

  • Sample

    240516-288dhsdg62

  • MD5

    d820c42994aeb0057a4f42f6c0d60e62

  • SHA1

    6fbe41065cf04a3df7e4cb7a5bbe4a9466b906f5

  • SHA256

    643beb04f9a4f5bdc7ba8f47704b9db60f7d6e9af514b96280e8744c8bfe455b

  • SHA512

    c9ad95e05ada9292052d484f23eda339dbe99fb26fa50a6f2692129945a5a68b6515d9c0b09a6abf4e7278b7c04db0567ab06ebc29d0d7be9f64ab5dc6e33e33

  • SSDEEP

    98304:ePFu/y1+yoTqcgb4Drvh1MQFUVtbPVcs2Idg/vS:x6QywU4f51MQWVtbdHxSvS

Malware Config

Targets

    • Target

      643beb04f9a4f5bdc7ba8f47704b9db60f7d6e9af514b96280e8744c8bfe455b

    • Size

      4.1MB

    • MD5

      d820c42994aeb0057a4f42f6c0d60e62

    • SHA1

      6fbe41065cf04a3df7e4cb7a5bbe4a9466b906f5

    • SHA256

      643beb04f9a4f5bdc7ba8f47704b9db60f7d6e9af514b96280e8744c8bfe455b

    • SHA512

      c9ad95e05ada9292052d484f23eda339dbe99fb26fa50a6f2692129945a5a68b6515d9c0b09a6abf4e7278b7c04db0567ab06ebc29d0d7be9f64ab5dc6e33e33

    • SSDEEP

      98304:ePFu/y1+yoTqcgb4Drvh1MQFUVtbPVcs2Idg/vS:x6QywU4f51MQWVtbdHxSvS

    • 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