General

  • Target

    57c1859eda4e09e6c1e4e7473c182b307efc4a2e7ca31bd04835d9260e604a04

  • Size

    3.8MB

  • Sample

    220524-dq81bsdga6

  • MD5

    384c8fe4b39ea4b83c8eec594d1851f1

  • SHA1

    6d41e9496c2dc79c5b46fe33133b764aaa8a6e64

  • SHA256

    57c1859eda4e09e6c1e4e7473c182b307efc4a2e7ca31bd04835d9260e604a04

  • SHA512

    ddd9b07cbbfeee5c6044093b293bb4b176497f9a0ed8850f55729f65771387a7571c373d614491b8c17d2ce589e4d13aacf4b78e754da9aa6424556713b1cfd4

Malware Config

Targets

    • Target

      57c1859eda4e09e6c1e4e7473c182b307efc4a2e7ca31bd04835d9260e604a04

    • Size

      3.8MB

    • MD5

      384c8fe4b39ea4b83c8eec594d1851f1

    • SHA1

      6d41e9496c2dc79c5b46fe33133b764aaa8a6e64

    • SHA256

      57c1859eda4e09e6c1e4e7473c182b307efc4a2e7ca31bd04835d9260e604a04

    • SHA512

      ddd9b07cbbfeee5c6044093b293bb4b176497f9a0ed8850f55729f65771387a7571c373d614491b8c17d2ce589e4d13aacf4b78e754da9aa6424556713b1cfd4

    • 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