General

  • Target

    8098683887c5af45cc2e7cd39b2ccb94d00c73c8e447c292c490587b30850018

  • Size

    4.1MB

  • Sample

    230327-h91khscc58

  • MD5

    53007a58d09686ae3f74dd03c4711b94

  • SHA1

    2d218aff500a82148833e03edb483763e8bd4271

  • SHA256

    8098683887c5af45cc2e7cd39b2ccb94d00c73c8e447c292c490587b30850018

  • SHA512

    1ebf7e08aa968b8d8ad0da0c64a116eda6fbe79eeeb1eff303efdb0b8a8d32032358aa561a827fe48086aa9cbac1119773e56d1049cf0ca74c8a3427d2ba460e

  • SSDEEP

    98304:RoMmPIQ9IGp28zSklnOADT2j7ssfIRg4gKH3qtX:qRIQ9I6z9CjYsfIRg4nH3qtX

Malware Config

Targets

    • Target

      8098683887c5af45cc2e7cd39b2ccb94d00c73c8e447c292c490587b30850018

    • Size

      4.1MB

    • MD5

      53007a58d09686ae3f74dd03c4711b94

    • SHA1

      2d218aff500a82148833e03edb483763e8bd4271

    • SHA256

      8098683887c5af45cc2e7cd39b2ccb94d00c73c8e447c292c490587b30850018

    • SHA512

      1ebf7e08aa968b8d8ad0da0c64a116eda6fbe79eeeb1eff303efdb0b8a8d32032358aa561a827fe48086aa9cbac1119773e56d1049cf0ca74c8a3427d2ba460e

    • SSDEEP

      98304:RoMmPIQ9IGp28zSklnOADT2j7ssfIRg4gKH3qtX:qRIQ9I6z9CjYsfIRg4nH3qtX

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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.

    • Suspicious use of SetThreadContext

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