General

  • Target

    b99cc0c11286366fb6d9b27e695b322a701a87f179ceeca0b39cb1bf763e0409

  • Size

    4.1MB

  • Sample

    230326-t797qahc44

  • MD5

    6f26d81c10d8abd3bd62783915f0cfbf

  • SHA1

    2943166a08cb156c155d4314b43d377681474bbd

  • SHA256

    b99cc0c11286366fb6d9b27e695b322a701a87f179ceeca0b39cb1bf763e0409

  • SHA512

    a1f2215a238ea9ffa328a6d123a579ef187ce5ff62881364624b752da4d45b0726d75c5dd7a5779d6805dde12d6b3c19d40895937841ef765a63c54ff0189a3a

  • SSDEEP

    98304:zr26hzV4BSCAmhxfdnO3iGF8VPGOZz1YfxoltOV/iiODAg4Ykz5wj55:fV4BSCA8FpO3ByYOZzufxoltOPM9Ljb

Malware Config

Targets

    • Target

      b99cc0c11286366fb6d9b27e695b322a701a87f179ceeca0b39cb1bf763e0409

    • Size

      4.1MB

    • MD5

      6f26d81c10d8abd3bd62783915f0cfbf

    • SHA1

      2943166a08cb156c155d4314b43d377681474bbd

    • SHA256

      b99cc0c11286366fb6d9b27e695b322a701a87f179ceeca0b39cb1bf763e0409

    • SHA512

      a1f2215a238ea9ffa328a6d123a579ef187ce5ff62881364624b752da4d45b0726d75c5dd7a5779d6805dde12d6b3c19d40895937841ef765a63c54ff0189a3a

    • SSDEEP

      98304:zr26hzV4BSCAmhxfdnO3iGF8VPGOZz1YfxoltOV/iiODAg4Ykz5wj55:fV4BSCA8FpO3ByYOZzufxoltOPM9Ljb

    • 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.

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