General

  • Target

    8ce5b1a11ee0ab34b76a0515a6f809c0ba6c0874d3ec2438f9916555d9243a9b

  • Size

    4.1MB

  • Sample

    231113-k964eabg4v

  • MD5

    260671f5bf59c55f7ceb9cea03c38b32

  • SHA1

    01aa0c1ade901345be57f238cb718fa30a8b76b3

  • SHA256

    8ce5b1a11ee0ab34b76a0515a6f809c0ba6c0874d3ec2438f9916555d9243a9b

  • SHA512

    3973b20651763b25c809300777459b288f9cd816f4111b48a0f524d01279adca38d28355815a754392f834fe902b923be329517b41389107744959fcdd6fa4c6

  • SSDEEP

    98304:T4m/rubTkpC5ed0r3eLOS0vwOeytex7jRmkVQw7tg8Zx:sm/rubTXr3e7Dx7jM87tlP

Malware Config

Targets

    • Target

      8ce5b1a11ee0ab34b76a0515a6f809c0ba6c0874d3ec2438f9916555d9243a9b

    • Size

      4.1MB

    • MD5

      260671f5bf59c55f7ceb9cea03c38b32

    • SHA1

      01aa0c1ade901345be57f238cb718fa30a8b76b3

    • SHA256

      8ce5b1a11ee0ab34b76a0515a6f809c0ba6c0874d3ec2438f9916555d9243a9b

    • SHA512

      3973b20651763b25c809300777459b288f9cd816f4111b48a0f524d01279adca38d28355815a754392f834fe902b923be329517b41389107744959fcdd6fa4c6

    • SSDEEP

      98304:T4m/rubTkpC5ed0r3eLOS0vwOeytex7jRmkVQw7tg8Zx:sm/rubTXr3e7Dx7jM87tlP

    • 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