General

  • Target

    36100fe51c41237efc0b5ff635caef65af8d7344e60fee76b24cb59e85731940

  • Size

    4.1MB

  • Sample

    231011-vd1lvscf36

  • MD5

    42ac7c509592ac862b1bbcd26ad1206c

  • SHA1

    4354eb415dff6ade3466f809d85fbfbc2e31b709

  • SHA256

    36100fe51c41237efc0b5ff635caef65af8d7344e60fee76b24cb59e85731940

  • SHA512

    84299f8e1d3541fda79643fdb595185bcb85f5dfa058be2cc52bf5418155aea52ddb25212d07cdf17fa4f70d58f65bf02cd600ee145e80f7f2535217ba691176

  • SSDEEP

    98304:j6zxOp7czSM3eTbQi5Oipn9/yDqL/rjveF5nWaY:jAxSA33e3Qi5Oipn9K6rCFxS

Malware Config

Targets

    • Target

      36100fe51c41237efc0b5ff635caef65af8d7344e60fee76b24cb59e85731940

    • Size

      4.1MB

    • MD5

      42ac7c509592ac862b1bbcd26ad1206c

    • SHA1

      4354eb415dff6ade3466f809d85fbfbc2e31b709

    • SHA256

      36100fe51c41237efc0b5ff635caef65af8d7344e60fee76b24cb59e85731940

    • SHA512

      84299f8e1d3541fda79643fdb595185bcb85f5dfa058be2cc52bf5418155aea52ddb25212d07cdf17fa4f70d58f65bf02cd600ee145e80f7f2535217ba691176

    • SSDEEP

      98304:j6zxOp7czSM3eTbQi5Oipn9/yDqL/rjveF5nWaY:jAxSA33e3Qi5Oipn9K6rCFxS

    • 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