General

  • Target

    d1f8d25e995c94b91f900e38376cbd3c33d730abbd72970ca33d328a2083a3e0

  • Size

    4.2MB

  • Sample

    230607-x972xsfe8y

  • MD5

    b24a846556790e39256cf6eafb962376

  • SHA1

    15d5f18c56b26b94b9689d6081abea363c78995c

  • SHA256

    d1f8d25e995c94b91f900e38376cbd3c33d730abbd72970ca33d328a2083a3e0

  • SHA512

    9ae33918f1e35c7da2dd1994601c78f9d037d0655a5052f5b1bfe6aa5c8fefd2adf9791358b91cc3a58cc966dd6d7dff5c845ac8bb7c9569d90e31d5eb0cebde

  • SSDEEP

    98304:N7xlQWUQJrx/VpUx5jTm4qCa4aWdF3j0chnIX4rRq:Bxqd9YP+rjRfVq

Malware Config

Targets

    • Target

      d1f8d25e995c94b91f900e38376cbd3c33d730abbd72970ca33d328a2083a3e0

    • Size

      4.2MB

    • MD5

      b24a846556790e39256cf6eafb962376

    • SHA1

      15d5f18c56b26b94b9689d6081abea363c78995c

    • SHA256

      d1f8d25e995c94b91f900e38376cbd3c33d730abbd72970ca33d328a2083a3e0

    • SHA512

      9ae33918f1e35c7da2dd1994601c78f9d037d0655a5052f5b1bfe6aa5c8fefd2adf9791358b91cc3a58cc966dd6d7dff5c845ac8bb7c9569d90e31d5eb0cebde

    • SSDEEP

      98304:N7xlQWUQJrx/VpUx5jTm4qCa4aWdF3j0chnIX4rRq:Bxqd9YP+rjRfVq

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

2
T1082

Tasks