General

  • Target

    dd736b37d054de21767190749b7f406f20769018158bc509fdccb7bad4786eda

  • Size

    3.8MB

  • Sample

    220524-qvz97scgc3

  • MD5

    a99518ae419cfd6114f4a38a5c8456c1

  • SHA1

    09c9b541f66bd841afb35cd41784c5f97c4ab75b

  • SHA256

    dd736b37d054de21767190749b7f406f20769018158bc509fdccb7bad4786eda

  • SHA512

    4702ae77a9b2288ccbc9ab74adeaf7343ca10fae76659e45b8e4e1be2e106164539bc57cf373f7d7eeebc2fccf08ee6615f69bb85dc475952e8b1f2e71fe90ff

Malware Config

Targets

    • Target

      dd736b37d054de21767190749b7f406f20769018158bc509fdccb7bad4786eda

    • Size

      3.8MB

    • MD5

      a99518ae419cfd6114f4a38a5c8456c1

    • SHA1

      09c9b541f66bd841afb35cd41784c5f97c4ab75b

    • SHA256

      dd736b37d054de21767190749b7f406f20769018158bc509fdccb7bad4786eda

    • SHA512

      4702ae77a9b2288ccbc9ab74adeaf7343ca10fae76659e45b8e4e1be2e106164539bc57cf373f7d7eeebc2fccf08ee6615f69bb85dc475952e8b1f2e71fe90ff

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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.

    • Modifies boot configuration data using bcdedit

    • 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

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks