General

  • Target

    dcccbfb65c59a4b71f3dafebf9946f7e2330c703b6964b406f3a8e052cdfd895

  • Size

    4.4MB

  • Sample

    241221-wg4clavnat

  • MD5

    dfccb26b793cdb581f7fa3481ae8ced8

  • SHA1

    356c9d1fdb44122d06f0f45dfaf51eb0f75d6bf1

  • SHA256

    dcccbfb65c59a4b71f3dafebf9946f7e2330c703b6964b406f3a8e052cdfd895

  • SHA512

    79be01523027665cd00680f017d736969cdf5f28131623a298ca39c7cf306de90b3a503d5040e881f21d6082e4d0020b198a60cfc70b61a041eb91697cd3c9aa

  • SSDEEP

    98304:1ZILM5+dAJMSTow3TqCFUUYlZmZwttsJiXXIUTS4Vn+Gx4Ve0LFzN:1ZxJtTdTqZT9s+4Um+D4pFJ

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      dcccbfb65c59a4b71f3dafebf9946f7e2330c703b6964b406f3a8e052cdfd895

    • Size

      4.4MB

    • MD5

      dfccb26b793cdb581f7fa3481ae8ced8

    • SHA1

      356c9d1fdb44122d06f0f45dfaf51eb0f75d6bf1

    • SHA256

      dcccbfb65c59a4b71f3dafebf9946f7e2330c703b6964b406f3a8e052cdfd895

    • SHA512

      79be01523027665cd00680f017d736969cdf5f28131623a298ca39c7cf306de90b3a503d5040e881f21d6082e4d0020b198a60cfc70b61a041eb91697cd3c9aa

    • SSDEEP

      98304:1ZILM5+dAJMSTow3TqCFUUYlZmZwttsJiXXIUTS4Vn+Gx4Ve0LFzN:1ZxJtTdTqZT9s+4Um+D4pFJ

    • Glupteba

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

    • Glupteba family

    • Glupteba payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Metasploit family

    • 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

    • 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 WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

MITRE ATT&CK Enterprise v15

Tasks