General

  • Target

    a3a09295c887a3d556b2339bf3893af1a1133799ee048c610fb4031af6185dc4

  • Size

    4.2MB

  • Sample

    230607-pwq79aae79

  • MD5

    cd8e02f7fdb85c6c374cbad80f8d5828

  • SHA1

    241033a4f60d76734fef911c1e33868bffcd0c19

  • SHA256

    a3a09295c887a3d556b2339bf3893af1a1133799ee048c610fb4031af6185dc4

  • SHA512

    9c2cae6099be297e62e1f5f5081e6b03bf8f510f7a775a889f173aeea8f3941e5bf9794bfa13b12a898825fab0e84dad6e7178155de1be82662b764ffa1e0cd7

  • SSDEEP

    98304:75utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrY0:742GQAvSM1iXFgQUplwOP4IMrY0

Malware Config

Targets

    • Target

      a3a09295c887a3d556b2339bf3893af1a1133799ee048c610fb4031af6185dc4

    • Size

      4.2MB

    • MD5

      cd8e02f7fdb85c6c374cbad80f8d5828

    • SHA1

      241033a4f60d76734fef911c1e33868bffcd0c19

    • SHA256

      a3a09295c887a3d556b2339bf3893af1a1133799ee048c610fb4031af6185dc4

    • SHA512

      9c2cae6099be297e62e1f5f5081e6b03bf8f510f7a775a889f173aeea8f3941e5bf9794bfa13b12a898825fab0e84dad6e7178155de1be82662b764ffa1e0cd7

    • SSDEEP

      98304:75utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrY0:742GQAvSM1iXFgQUplwOP4IMrY0

    • 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.

    • 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