General

  • Target

    f0a496f1fda228495881fc93abc310281f828155578324980f4fc8d01b04bcdd

  • Size

    4.2MB

  • Sample

    230607-bckpgagc34

  • MD5

    29af0feb50a8312018b17ff0083bb107

  • SHA1

    98b07f09babe9f5e6d073827476ec98ec58ef3ea

  • SHA256

    f0a496f1fda228495881fc93abc310281f828155578324980f4fc8d01b04bcdd

  • SHA512

    6c3fc8b269f7cb4ab1c1bc68d2cdfa7c4c237e1e4ed673b00f4b794cff9121091eb5b8fecd43df1a3d0da685340b8840c0debed984058d4e62703f4437d5a871

  • SSDEEP

    98304:Ufj1qqJsKF48d0lq1tWEW7hhcbSAW+/YMXAe530ShV2WySKE:Y9a8dPCj3cbSm55002b/E

Malware Config

Targets

    • Target

      f0a496f1fda228495881fc93abc310281f828155578324980f4fc8d01b04bcdd

    • Size

      4.2MB

    • MD5

      29af0feb50a8312018b17ff0083bb107

    • SHA1

      98b07f09babe9f5e6d073827476ec98ec58ef3ea

    • SHA256

      f0a496f1fda228495881fc93abc310281f828155578324980f4fc8d01b04bcdd

    • SHA512

      6c3fc8b269f7cb4ab1c1bc68d2cdfa7c4c237e1e4ed673b00f4b794cff9121091eb5b8fecd43df1a3d0da685340b8840c0debed984058d4e62703f4437d5a871

    • SSDEEP

      98304:Ufj1qqJsKF48d0lq1tWEW7hhcbSAW+/YMXAe530ShV2WySKE:Y9a8dPCj3cbSm55002b/E

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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

1
T1082

Tasks