General

  • Target

    9f325b2e07c7fd537f2173a77c0acb6b997418f6be6a605e995abb1ac4160407

  • Size

    4.1MB

  • Sample

    230327-lme7vaeg8v

  • MD5

    011875ccbd3d9f4bca19453cdfd931ed

  • SHA1

    c0d8ded8802a505088dd5ad72be3f51dbd68a088

  • SHA256

    9f325b2e07c7fd537f2173a77c0acb6b997418f6be6a605e995abb1ac4160407

  • SHA512

    697e0d87f9ebeb445d21bc1fb4a1869d22ff5f95a047bd0938367c3f567cd847cffe2e09aaf85fc3b3ef5d324b09e1b0c11f1ec7112caf9f68263d00c4c31ce2

  • SSDEEP

    98304:ijPo+YNF394bm9hqWalSTOCj6yFACIaXDNUrgkS3gK:Ip0FKbmLqnlxCj6y9DNU0k0gK

Malware Config

Targets

    • Target

      9f325b2e07c7fd537f2173a77c0acb6b997418f6be6a605e995abb1ac4160407

    • Size

      4.1MB

    • MD5

      011875ccbd3d9f4bca19453cdfd931ed

    • SHA1

      c0d8ded8802a505088dd5ad72be3f51dbd68a088

    • SHA256

      9f325b2e07c7fd537f2173a77c0acb6b997418f6be6a605e995abb1ac4160407

    • SHA512

      697e0d87f9ebeb445d21bc1fb4a1869d22ff5f95a047bd0938367c3f567cd847cffe2e09aaf85fc3b3ef5d324b09e1b0c11f1ec7112caf9f68263d00c4c31ce2

    • SSDEEP

      98304:ijPo+YNF394bm9hqWalSTOCj6yFACIaXDNUrgkS3gK:Ip0FKbmLqnlxCj6y9DNU0k0gK

    • 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.

    • Suspicious use of SetThreadContext

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