Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    36255a1de8823fe50082970a73d43e1ddc88d66c2e1afb87088706d3d889bce9

  • Size

    4.2MB

  • Sample

    240428-gmnrrshe59

  • MD5

    b7a713a3e8a5e74dfbd3fa7b8af15099

  • SHA1

    f3a728406904b47607c943c67623ff1df1443718

  • SHA256

    36255a1de8823fe50082970a73d43e1ddc88d66c2e1afb87088706d3d889bce9

  • SHA512

    b4d2d8f7d4d2958a74749aecc0bbbbca15a00f1d28031417695c9469009b842289bdb6dd69948f222f83cf33575d6b2e8ce898c1ff228520590514288c1460ef

  • SSDEEP

    98304:FJAs44mj6yHoVWSrRqgkr+otJgVsj/fkXKCWDifLMfeq6ohT:COtVTcrjt/fkaCWLeru

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      36255a1de8823fe50082970a73d43e1ddc88d66c2e1afb87088706d3d889bce9

    • Size

      4.2MB

    • MD5

      b7a713a3e8a5e74dfbd3fa7b8af15099

    • SHA1

      f3a728406904b47607c943c67623ff1df1443718

    • SHA256

      36255a1de8823fe50082970a73d43e1ddc88d66c2e1afb87088706d3d889bce9

    • SHA512

      b4d2d8f7d4d2958a74749aecc0bbbbca15a00f1d28031417695c9469009b842289bdb6dd69948f222f83cf33575d6b2e8ce898c1ff228520590514288c1460ef

    • SSDEEP

      98304:FJAs44mj6yHoVWSrRqgkr+otJgVsj/fkXKCWDifLMfeq6ohT:COtVTcrjt/fkaCWLeru

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks