General

  • Target

    3f253764e58ab53d24f30cfeaceabe7ce8ae9dfdf75bb379534b1c561b1c2be1

  • Size

    4.1MB

  • Sample

    230328-s2nabsbg78

  • MD5

    3b8dd3501d6c7d56790a3298b139a921

  • SHA1

    dade70b3aa92786e649f824f753fcf34a3afac12

  • SHA256

    3f253764e58ab53d24f30cfeaceabe7ce8ae9dfdf75bb379534b1c561b1c2be1

  • SHA512

    d209be4875e677ddb34ddab6141210ce29d4b7bfe20ccabf0f0d434819cf6d4a6785b746513a9b1785f414933a70ab44db9e8c710a9d049a28eed52b1c32b58f

  • SSDEEP

    98304:Jv8VP4qda1AwlCuF+X7nTfk2P7Px/Hvgk/7FHeVAkEdgGt0WI3TL+e:dq8fviU4x/YYeuky0VT

Malware Config

Targets

    • Target

      3f253764e58ab53d24f30cfeaceabe7ce8ae9dfdf75bb379534b1c561b1c2be1

    • Size

      4.1MB

    • MD5

      3b8dd3501d6c7d56790a3298b139a921

    • SHA1

      dade70b3aa92786e649f824f753fcf34a3afac12

    • SHA256

      3f253764e58ab53d24f30cfeaceabe7ce8ae9dfdf75bb379534b1c561b1c2be1

    • SHA512

      d209be4875e677ddb34ddab6141210ce29d4b7bfe20ccabf0f0d434819cf6d4a6785b746513a9b1785f414933a70ab44db9e8c710a9d049a28eed52b1c32b58f

    • SSDEEP

      98304:Jv8VP4qda1AwlCuF+X7nTfk2P7Px/Hvgk/7FHeVAkEdgGt0WI3TL+e:dq8fviU4x/YYeuky0VT

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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