General

  • Target

    97207f73a586db1d75a4b803a05fd8893b824773311f3f5ef6b20aa0b5a1ffa2

  • Size

    4.2MB

  • Sample

    230606-yp3gdafh91

  • MD5

    7c03a8b0c0cfa03d2c574f4f62354810

  • SHA1

    be61c392486e32ba6c27d9cf69262db1d972c948

  • SHA256

    97207f73a586db1d75a4b803a05fd8893b824773311f3f5ef6b20aa0b5a1ffa2

  • SHA512

    020db6f32c43ff599b05cff0d66d1cec20ea8a27c2556171904093511c0b3b9c711d29a0df5a67f80a1007c39e37def5b276d7f8f148faa8c563c3f506a98f27

  • SSDEEP

    98304:OUo9FY7WfUngDNq1VwUR/NPDfiCH7lCBzt8qO:Tgy7Wf4ZXwUFNrqw4pt89

Malware Config

Targets

    • Target

      97207f73a586db1d75a4b803a05fd8893b824773311f3f5ef6b20aa0b5a1ffa2

    • Size

      4.2MB

    • MD5

      7c03a8b0c0cfa03d2c574f4f62354810

    • SHA1

      be61c392486e32ba6c27d9cf69262db1d972c948

    • SHA256

      97207f73a586db1d75a4b803a05fd8893b824773311f3f5ef6b20aa0b5a1ffa2

    • SHA512

      020db6f32c43ff599b05cff0d66d1cec20ea8a27c2556171904093511c0b3b9c711d29a0df5a67f80a1007c39e37def5b276d7f8f148faa8c563c3f506a98f27

    • SSDEEP

      98304:OUo9FY7WfUngDNq1VwUR/NPDfiCH7lCBzt8qO:Tgy7Wf4ZXwUFNrqw4pt89

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

2
T1082

Tasks