General

  • Target

    c5b14e919b60d424f54d5464d7dc2e5c0265c5858fe7a1aca1a661cb95cb41db

  • Size

    4.2MB

  • Sample

    230607-vs7nqaea5z

  • MD5

    366751691b654ef970d09899a661ecb4

  • SHA1

    17c566d0fa0b8f73330d319081c3223664f7d71e

  • SHA256

    c5b14e919b60d424f54d5464d7dc2e5c0265c5858fe7a1aca1a661cb95cb41db

  • SHA512

    0c751e0dc507b94392d9e9199acce414e7c19b68fd1c1935d496ff34ec2b088d14c1e11862fd82176008e94eccc550fe5f054e50c66cadde54c21df34ebd2ce0

  • SSDEEP

    98304:rPc9FcYO05ihGHS9WSnwj8q/RLdadqz/Y0RFELZvszSP:7c3EciILSnqdBdamY0RyeWP

Malware Config

Targets

    • Target

      c5b14e919b60d424f54d5464d7dc2e5c0265c5858fe7a1aca1a661cb95cb41db

    • Size

      4.2MB

    • MD5

      366751691b654ef970d09899a661ecb4

    • SHA1

      17c566d0fa0b8f73330d319081c3223664f7d71e

    • SHA256

      c5b14e919b60d424f54d5464d7dc2e5c0265c5858fe7a1aca1a661cb95cb41db

    • SHA512

      0c751e0dc507b94392d9e9199acce414e7c19b68fd1c1935d496ff34ec2b088d14c1e11862fd82176008e94eccc550fe5f054e50c66cadde54c21df34ebd2ce0

    • SSDEEP

      98304:rPc9FcYO05ihGHS9WSnwj8q/RLdadqz/Y0RFELZvszSP:7c3EciILSnqdBdamY0RyeWP

    • 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