General

  • Target

    022dd5d20d4c1aa0b58e7613cd90c4f264e563d1f89ce8af25615eb84cf8532c

  • Size

    4.1MB

  • Sample

    230328-3p2x3afe9x

  • MD5

    9d3cd832ea266b0bff21095d7e160b74

  • SHA1

    c915953aeebc68289e697edf3592178f868ea388

  • SHA256

    022dd5d20d4c1aa0b58e7613cd90c4f264e563d1f89ce8af25615eb84cf8532c

  • SHA512

    e14dbe0c2379e1593351564ac9a776035133560e676c077af2f2aa5f7fc52e7578c872047ff8b7a3fdc76b216e8af719308d43e337ef99cf993569799b9c970e

  • SSDEEP

    98304:m7VssOaMQzxlQbp5jBumi+C/se4siECzaN6Vgd:CnVZmid/seb+aN6Vgd

Malware Config

Targets

    • Target

      022dd5d20d4c1aa0b58e7613cd90c4f264e563d1f89ce8af25615eb84cf8532c

    • Size

      4.1MB

    • MD5

      9d3cd832ea266b0bff21095d7e160b74

    • SHA1

      c915953aeebc68289e697edf3592178f868ea388

    • SHA256

      022dd5d20d4c1aa0b58e7613cd90c4f264e563d1f89ce8af25615eb84cf8532c

    • SHA512

      e14dbe0c2379e1593351564ac9a776035133560e676c077af2f2aa5f7fc52e7578c872047ff8b7a3fdc76b216e8af719308d43e337ef99cf993569799b9c970e

    • SSDEEP

      98304:m7VssOaMQzxlQbp5jBumi+C/se4siECzaN6Vgd:CnVZmid/seb+aN6Vgd

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

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

Command and Control

Web Service

1
T1102

Tasks