Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f306f8ee98f47d3c97f01fc00b733bf2bcef4289930d4385e0ee18a311c646ed

  • Size

    4.1MB

  • Sample

    240520-esbnaabb43

  • MD5

    5fe91888334e7f87e9fc44d33eaf9be0

  • SHA1

    cc472952110df8fc1a27f22f6d1ad3a073dfb568

  • SHA256

    f306f8ee98f47d3c97f01fc00b733bf2bcef4289930d4385e0ee18a311c646ed

  • SHA512

    52bd3104f5916e0fbba078278e46af0c9553f2d49fc6e09702c9f28d1c6274723a44fc77a37de4a998a34ecb3859127fe1506ef5de5aadaf8b6779d3a93ef933

  • SSDEEP

    98304:GQAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9nB:GQAQcDPYxuCJe7X5ghfB

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f306f8ee98f47d3c97f01fc00b733bf2bcef4289930d4385e0ee18a311c646ed

    • Size

      4.1MB

    • MD5

      5fe91888334e7f87e9fc44d33eaf9be0

    • SHA1

      cc472952110df8fc1a27f22f6d1ad3a073dfb568

    • SHA256

      f306f8ee98f47d3c97f01fc00b733bf2bcef4289930d4385e0ee18a311c646ed

    • SHA512

      52bd3104f5916e0fbba078278e46af0c9553f2d49fc6e09702c9f28d1c6274723a44fc77a37de4a998a34ecb3859127fe1506ef5de5aadaf8b6779d3a93ef933

    • SSDEEP

      98304:GQAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9nB:GQAQcDPYxuCJe7X5ghfB

    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