General

  • Target

    b11bd9bbf08d606e8e3572348444430580a6b9019ff583e4a59f2632be5251ff

  • Size

    4.2MB

  • Sample

    230608-teb48ahd3w

  • MD5

    ae1673a2c7ad90cc525e560752cad925

  • SHA1

    44ab2dca444aa4bd13de68fe7954b31be21a5016

  • SHA256

    b11bd9bbf08d606e8e3572348444430580a6b9019ff583e4a59f2632be5251ff

  • SHA512

    ff514c1376083a641c9e8b91fbd4f4dd7adfff597205f116473e52f8c70bd2e0b8e65e718bdcb71753d957baa8abe5c61369cfd9d726db9c0d40eb265fa29506

  • SSDEEP

    98304:CDcEtUUijxIxK72LbKEdY4LtLHxmL1FX1kFiy/Et2gt:CgyUUil/7dEOG83k4iEtdt

Malware Config

Targets

    • Target

      b11bd9bbf08d606e8e3572348444430580a6b9019ff583e4a59f2632be5251ff

    • Size

      4.2MB

    • MD5

      ae1673a2c7ad90cc525e560752cad925

    • SHA1

      44ab2dca444aa4bd13de68fe7954b31be21a5016

    • SHA256

      b11bd9bbf08d606e8e3572348444430580a6b9019ff583e4a59f2632be5251ff

    • SHA512

      ff514c1376083a641c9e8b91fbd4f4dd7adfff597205f116473e52f8c70bd2e0b8e65e718bdcb71753d957baa8abe5c61369cfd9d726db9c0d40eb265fa29506

    • SSDEEP

      98304:CDcEtUUijxIxK72LbKEdY4LtLHxmL1FX1kFiy/Et2gt:CgyUUil/7dEOG83k4iEtdt

    • 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