General

  • Target

    fbaed9043b1f127b1316d75b88efdc96c09f7c64d68a41b8d186aa8786f4c307

  • Size

    4.1MB

  • Sample

    230327-h3jnescc27

  • MD5

    8ada64e6951a01df47c2ff3c93423cc3

  • SHA1

    da13e13045aa47af92e7e2d9afd66ccddf56f462

  • SHA256

    fbaed9043b1f127b1316d75b88efdc96c09f7c64d68a41b8d186aa8786f4c307

  • SHA512

    1ffdd65403b39b736d27c10d0289050326f219eab954ec80debe5b343f29916bf0db6cbcbb8d2aa523a7fac54dc6379ff32c4d04da4ee64770b9834a9f35e272

  • SSDEEP

    98304:RoMmPIQ9IGp28zSklnOADT2j7ssfIRg4gKH3qt4:qRIQ9I6z9CjYsfIRg4nH3qt4

Malware Config

Targets

    • Target

      fbaed9043b1f127b1316d75b88efdc96c09f7c64d68a41b8d186aa8786f4c307

    • Size

      4.1MB

    • MD5

      8ada64e6951a01df47c2ff3c93423cc3

    • SHA1

      da13e13045aa47af92e7e2d9afd66ccddf56f462

    • SHA256

      fbaed9043b1f127b1316d75b88efdc96c09f7c64d68a41b8d186aa8786f4c307

    • SHA512

      1ffdd65403b39b736d27c10d0289050326f219eab954ec80debe5b343f29916bf0db6cbcbb8d2aa523a7fac54dc6379ff32c4d04da4ee64770b9834a9f35e272

    • SSDEEP

      98304:RoMmPIQ9IGp28zSklnOADT2j7ssfIRg4gKH3qt4:qRIQ9I6z9CjYsfIRg4nH3qt4

    • 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