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Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    41a88a05cc8224704ce64bceaec1b66a7e537176baf8d233f2091b29208246b8

  • Size

    4.1MB

  • Sample

    240514-3a8r3aea63

  • MD5

    c154b7ded500c319e8e2ba82a88ed039

  • SHA1

    81aba39aab24b05e49219a254063c7d43b274c05

  • SHA256

    41a88a05cc8224704ce64bceaec1b66a7e537176baf8d233f2091b29208246b8

  • SHA512

    0397495c8a207bfd0ebcd6e464b1c53aed53f9078bd731304610f17df9c95468fedf41e1e4cb310a637b32b512e0d039ef6784d532e382d47acf71ed6b3a4816

  • SSDEEP

    98304:PM/EmSBi2U836aQ7T+NOHAd2U4SvMS0Qb1S3aNOYAF0BRB40OFsf:PR5hU83ZQZH62N+Mm1SqPK0thf

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      41a88a05cc8224704ce64bceaec1b66a7e537176baf8d233f2091b29208246b8

    • Size

      4.1MB

    • MD5

      c154b7ded500c319e8e2ba82a88ed039

    • SHA1

      81aba39aab24b05e49219a254063c7d43b274c05

    • SHA256

      41a88a05cc8224704ce64bceaec1b66a7e537176baf8d233f2091b29208246b8

    • SHA512

      0397495c8a207bfd0ebcd6e464b1c53aed53f9078bd731304610f17df9c95468fedf41e1e4cb310a637b32b512e0d039ef6784d532e382d47acf71ed6b3a4816

    • SSDEEP

      98304:PM/EmSBi2U836aQ7T+NOHAd2U4SvMS0Qb1S3aNOYAF0BRB40OFsf:PR5hU83ZQZH62N+Mm1SqPK0thf

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • 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

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks