General

  • Target

    4dde2ef7c46b814540d94c94f1a3546c8bfe1795494b7e5cf14583c536a0ff23

  • Size

    4.2MB

  • Sample

    230607-p8rpjsbc3z

  • MD5

    30f61d25c72007f9101134e92bc701a1

  • SHA1

    f78488e93a85239cd075468305e7c71070a83a58

  • SHA256

    4dde2ef7c46b814540d94c94f1a3546c8bfe1795494b7e5cf14583c536a0ff23

  • SHA512

    c56f2fb086d2a984b5b1d6d0e8940658cbded585bb261c704434e092df4696dda14c0de06542eba75d97826fb01c38f3af49b77b2f802f615682ded1c4d4fe5d

  • SSDEEP

    98304:75utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrYn:742GQAvSM1iXFgQUplwOP4IMrYn

Malware Config

Targets

    • Target

      4dde2ef7c46b814540d94c94f1a3546c8bfe1795494b7e5cf14583c536a0ff23

    • Size

      4.2MB

    • MD5

      30f61d25c72007f9101134e92bc701a1

    • SHA1

      f78488e93a85239cd075468305e7c71070a83a58

    • SHA256

      4dde2ef7c46b814540d94c94f1a3546c8bfe1795494b7e5cf14583c536a0ff23

    • SHA512

      c56f2fb086d2a984b5b1d6d0e8940658cbded585bb261c704434e092df4696dda14c0de06542eba75d97826fb01c38f3af49b77b2f802f615682ded1c4d4fe5d

    • SSDEEP

      98304:75utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrYn:742GQAvSM1iXFgQUplwOP4IMrYn

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks