General

  • Target

    fe4d02dac0095ed31d2e5ba8cbe94770020819c675a343a5e39cbb8c9dff015b

  • Size

    4.2MB

  • Sample

    230607-mb3dnsab7y

  • MD5

    d281eba56c714496ad2f600ec4ab28db

  • SHA1

    8306c2297da68cee59250df2cbae68dcd0321772

  • SHA256

    fe4d02dac0095ed31d2e5ba8cbe94770020819c675a343a5e39cbb8c9dff015b

  • SHA512

    fdf67fe88c3e1854529b2eaaf2e2f547370247cf50e95d7585a5c6fa39f4fb931c03f682d5c229aa29e41f4fc951105403867c5b5100d045ff119ef92c001443

  • SSDEEP

    98304:vxwPu98IQXpACiy6CclaxsM3CJSQ1+gsp/1AQGn9j4:5wPu98IQXaCBwa/CJH+gsdOF98

Malware Config

Targets

    • Target

      fe4d02dac0095ed31d2e5ba8cbe94770020819c675a343a5e39cbb8c9dff015b

    • Size

      4.2MB

    • MD5

      d281eba56c714496ad2f600ec4ab28db

    • SHA1

      8306c2297da68cee59250df2cbae68dcd0321772

    • SHA256

      fe4d02dac0095ed31d2e5ba8cbe94770020819c675a343a5e39cbb8c9dff015b

    • SHA512

      fdf67fe88c3e1854529b2eaaf2e2f547370247cf50e95d7585a5c6fa39f4fb931c03f682d5c229aa29e41f4fc951105403867c5b5100d045ff119ef92c001443

    • SSDEEP

      98304:vxwPu98IQXpACiy6CclaxsM3CJSQ1+gsp/1AQGn9j4:5wPu98IQXaCBwa/CJH+gsdOF98

    • 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 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