General

  • Target

    38c810d283b9604e61eaa851934aa0d922361e37bcd0915e3edfc54b935a6511

  • Size

    4.1MB

  • Sample

    230325-2b33jagf5x

  • MD5

    35598ec1e8862d17f7cdd6739c46b618

  • SHA1

    41ffbc74b0d8cd51ca5c8ecc3af7d706d902f7e3

  • SHA256

    38c810d283b9604e61eaa851934aa0d922361e37bcd0915e3edfc54b935a6511

  • SHA512

    e5cadff38a9412280cae56f42549feafefd4fffe7d0cac779713ded41ffd47598694865c0f50268a444ee4e5b48df20d2b07c5fa83bd2768d238d0f4081d2093

  • SSDEEP

    98304:tPj+LIsgp57UjynWiqJRcTpmJQWxujNhSZRaDxnP:ALYJU2UqAJQWxujSCxnP

Malware Config

Targets

    • Target

      38c810d283b9604e61eaa851934aa0d922361e37bcd0915e3edfc54b935a6511

    • Size

      4.1MB

    • MD5

      35598ec1e8862d17f7cdd6739c46b618

    • SHA1

      41ffbc74b0d8cd51ca5c8ecc3af7d706d902f7e3

    • SHA256

      38c810d283b9604e61eaa851934aa0d922361e37bcd0915e3edfc54b935a6511

    • SHA512

      e5cadff38a9412280cae56f42549feafefd4fffe7d0cac779713ded41ffd47598694865c0f50268a444ee4e5b48df20d2b07c5fa83bd2768d238d0f4081d2093

    • SSDEEP

      98304:tPj+LIsgp57UjynWiqJRcTpmJQWxujNhSZRaDxnP:ALYJU2UqAJQWxujSCxnP

    • 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.

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