General

  • Target

    e67c873839072ba6031d9043479f7ca7d2857da44af8e2f42959efeb777c8497

  • Size

    4.1MB

  • Sample

    240517-arnh8sgg7v

  • MD5

    e51e4e46823b52a15d36092a247b883d

  • SHA1

    65c6d752ff920f6c502f0450a14cb8bebaec6d87

  • SHA256

    e67c873839072ba6031d9043479f7ca7d2857da44af8e2f42959efeb777c8497

  • SHA512

    6180f2f12fd1c07b4bbde4a9d4b333512678861963f36b37ad0f272ceb02319ebe9833eef623a633dba35876344101ff8da03643b9aa240a39939f54bbff04cf

  • SSDEEP

    98304:Y4jpljXL0mhlLBWmpAPZQz52v/2t7cg620TCsd1:Xfj4m5WmaZQ12vOT6xnj

Malware Config

Targets

    • Target

      e67c873839072ba6031d9043479f7ca7d2857da44af8e2f42959efeb777c8497

    • Size

      4.1MB

    • MD5

      e51e4e46823b52a15d36092a247b883d

    • SHA1

      65c6d752ff920f6c502f0450a14cb8bebaec6d87

    • SHA256

      e67c873839072ba6031d9043479f7ca7d2857da44af8e2f42959efeb777c8497

    • SHA512

      6180f2f12fd1c07b4bbde4a9d4b333512678861963f36b37ad0f272ceb02319ebe9833eef623a633dba35876344101ff8da03643b9aa240a39939f54bbff04cf

    • SSDEEP

      98304:Y4jpljXL0mhlLBWmpAPZQz52v/2t7cg620TCsd1:Xfj4m5WmaZQ12vOT6xnj

    • 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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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