General

  • Target

    c10b33e2fe10196a2aff7a91a6121f77f88d17c46b7c08cad016030863044985

  • Size

    4.2MB

  • Sample

    230607-pxtd1aae96

  • MD5

    96e995f1301844c4f79f769579576731

  • SHA1

    958981c830e579362981710a19d483d2d63cdffd

  • SHA256

    c10b33e2fe10196a2aff7a91a6121f77f88d17c46b7c08cad016030863044985

  • SHA512

    0914eb31518155176d4e764eb6a75a83b8a14b7f01962dddc081d90f0b7585c4a9ab5a24061de186f6e5b46dedd688f77e2c33a763a16d332ae24c6300b5b070

  • SSDEEP

    98304:L5utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrYq:L42GQAvSM1iXFgQUplwOP4IMrYq

Malware Config

Targets

    • Target

      c10b33e2fe10196a2aff7a91a6121f77f88d17c46b7c08cad016030863044985

    • Size

      4.2MB

    • MD5

      96e995f1301844c4f79f769579576731

    • SHA1

      958981c830e579362981710a19d483d2d63cdffd

    • SHA256

      c10b33e2fe10196a2aff7a91a6121f77f88d17c46b7c08cad016030863044985

    • SHA512

      0914eb31518155176d4e764eb6a75a83b8a14b7f01962dddc081d90f0b7585c4a9ab5a24061de186f6e5b46dedd688f77e2c33a763a16d332ae24c6300b5b070

    • SSDEEP

      98304:L5utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrYq:L42GQAvSM1iXFgQUplwOP4IMrYq

    • 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