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General

  • Target

    e02cd533bbcdcb9900e404162cf32b62c89289e79d0f66061f09531679385548

  • Size

    4.2MB

  • Sample

    230516-178gfsch33

  • MD5

    8153456b817899ce9406dd7b8c044788

  • SHA1

    369190735eb7af5a1cb1e34746c2669c76b20a77

  • SHA256

    e02cd533bbcdcb9900e404162cf32b62c89289e79d0f66061f09531679385548

  • SHA512

    d389e2ff9e0e4809723ee26a00194c18bd9b467dc725156f6e0175a07c547eb22bde416c7bd0029f6d45b71dd5afde76f9cf6ec274c93b3c4725e66363d31512

  • SSDEEP

    98304:v0s+CY/l5HIn/2ztPO9yW1x50aQjWoQYUJzJpTx5WWYOhTT:8sOt54/2xJs5bOUFtP

Malware Config

Targets

    • Target

      e02cd533bbcdcb9900e404162cf32b62c89289e79d0f66061f09531679385548

    • Size

      4.2MB

    • MD5

      8153456b817899ce9406dd7b8c044788

    • SHA1

      369190735eb7af5a1cb1e34746c2669c76b20a77

    • SHA256

      e02cd533bbcdcb9900e404162cf32b62c89289e79d0f66061f09531679385548

    • SHA512

      d389e2ff9e0e4809723ee26a00194c18bd9b467dc725156f6e0175a07c547eb22bde416c7bd0029f6d45b71dd5afde76f9cf6ec274c93b3c4725e66363d31512

    • SSDEEP

      98304:v0s+CY/l5HIn/2ztPO9yW1x50aQjWoQYUJzJpTx5WWYOhTT:8sOt54/2xJs5bOUFtP

    • 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 v6

Tasks