General

  • Target

    f1d96315e349f925324e2dafc8d79c62f5452c1bff6f2bad6410c515399982ae

  • Size

    4.2MB

  • Sample

    230607-yjgmqafg31

  • MD5

    3ecfb1c42ed4a76062a503b6010e8378

  • SHA1

    d6484ad8b903631d14c6f892770c8d0268cb9f3d

  • SHA256

    f1d96315e349f925324e2dafc8d79c62f5452c1bff6f2bad6410c515399982ae

  • SHA512

    3abe53d614c45757d689f48051db157ee15c647aab99ddcd585e1749fbd143b1438a1801587103053a25cc5651a491d762029cd7e379c7a32dbcc8553b126c0b

  • SSDEEP

    98304:N7xlQWUQJrx/VpUx5jTm4qCa4aWdF3j0chnIX4rRT:Bxqd9YP+rjRfVT

Malware Config

Targets

    • Target

      f1d96315e349f925324e2dafc8d79c62f5452c1bff6f2bad6410c515399982ae

    • Size

      4.2MB

    • MD5

      3ecfb1c42ed4a76062a503b6010e8378

    • SHA1

      d6484ad8b903631d14c6f892770c8d0268cb9f3d

    • SHA256

      f1d96315e349f925324e2dafc8d79c62f5452c1bff6f2bad6410c515399982ae

    • SHA512

      3abe53d614c45757d689f48051db157ee15c647aab99ddcd585e1749fbd143b1438a1801587103053a25cc5651a491d762029cd7e379c7a32dbcc8553b126c0b

    • SSDEEP

      98304:N7xlQWUQJrx/VpUx5jTm4qCa4aWdF3j0chnIX4rRT:Bxqd9YP+rjRfVT

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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