General

  • Target

    693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a

  • Size

    4.2MB

  • Sample

    230608-tyv2fahe61

  • MD5

    c099c9e0d7c2300c7f4a8683a9531016

  • SHA1

    a8d0f1e74c4c754798004486a7f3df3c16eaf0b2

  • SHA256

    693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a

  • SHA512

    75caa3ba2f3485ee0b0ec3a8d8627a9e6f4e1d297abb7bf997dd07cde15d1bf6fb5637f799504a2b14308c51bc40a5a08fc6b2537fc741be83f0e5bc5c4dbef0

  • SSDEEP

    98304:I/5S+b1Z/p6oQSInErfLJd2o/OVdeUy7NtwA:IBnTENnKJ0ZVk1BtwA

Malware Config

Targets

    • Target

      693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a

    • Size

      4.2MB

    • MD5

      c099c9e0d7c2300c7f4a8683a9531016

    • SHA1

      a8d0f1e74c4c754798004486a7f3df3c16eaf0b2

    • SHA256

      693b68775247e6c1aaf832fc9c4679f31e4838f1f933be4ea51ca0df875e241a

    • SHA512

      75caa3ba2f3485ee0b0ec3a8d8627a9e6f4e1d297abb7bf997dd07cde15d1bf6fb5637f799504a2b14308c51bc40a5a08fc6b2537fc741be83f0e5bc5c4dbef0

    • SSDEEP

      98304:I/5S+b1Z/p6oQSInErfLJd2o/OVdeUy7NtwA:IBnTENnKJ0ZVk1BtwA

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • 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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks