General

  • Target

    07b51ea5e550318d768b2eab9c0d235e41ab3c97ccfc7f0a216065f55f46e9d0

  • Size

    4.2MB

  • Sample

    240420-tv7aascd89

  • MD5

    589ffe8593d3aebcf252b28da95e9d04

  • SHA1

    0a1189ff8724de63dc878451557d15dadd49a001

  • SHA256

    07b51ea5e550318d768b2eab9c0d235e41ab3c97ccfc7f0a216065f55f46e9d0

  • SHA512

    841d386d138db230f82f51fd77ddc526f43603a3258a87ca60fbc3a601abdbb41bcf28fff46d9e5e033b576718d92a20b44c31beba3c9759125623b7eeecab39

  • SSDEEP

    49152:Qr1oHj0tlV0f9s8MWzX04BUpcYbKwdRAyQZQ93cNVdRbmMzimZc5ZnjMAqqwRi8i:QBcwtA9b44emOBqNRUORBLE4Ajzp

Malware Config

Targets

    • Target

      07b51ea5e550318d768b2eab9c0d235e41ab3c97ccfc7f0a216065f55f46e9d0

    • Size

      4.2MB

    • MD5

      589ffe8593d3aebcf252b28da95e9d04

    • SHA1

      0a1189ff8724de63dc878451557d15dadd49a001

    • SHA256

      07b51ea5e550318d768b2eab9c0d235e41ab3c97ccfc7f0a216065f55f46e9d0

    • SHA512

      841d386d138db230f82f51fd77ddc526f43603a3258a87ca60fbc3a601abdbb41bcf28fff46d9e5e033b576718d92a20b44c31beba3c9759125623b7eeecab39

    • SSDEEP

      49152:Qr1oHj0tlV0f9s8MWzX04BUpcYbKwdRAyQZQ93cNVdRbmMzimZc5ZnjMAqqwRi8i:QBcwtA9b44emOBqNRUORBLE4Ajzp

    • 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks