Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a4aa5ba5512df4b7fb45096c22d9cfb6410591c1beac9cee1290bc3cf2e1c1f5

  • Size

    4.1MB

  • Sample

    240518-nev97sgh7v

  • MD5

    0eb2c621a6734a140e1d6f56d175cb62

  • SHA1

    a9dce8479e1ed01f9a4ed6b32108b9b7c4261d7f

  • SHA256

    a4aa5ba5512df4b7fb45096c22d9cfb6410591c1beac9cee1290bc3cf2e1c1f5

  • SHA512

    44f62536ae58e21c3c0123ae0a265891196d436579059cf657a7c75cfc9938ff194c1dc2b60d37f9a2261a7c31b4650b35b6f5475545186635c7e2c736ab8138

  • SSDEEP

    98304:fQRIh4uLuEEVqS5oryfPYtPRvG0pG4X3B9:nK95KswtE0pG4B9

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      a4aa5ba5512df4b7fb45096c22d9cfb6410591c1beac9cee1290bc3cf2e1c1f5

    • Size

      4.1MB

    • MD5

      0eb2c621a6734a140e1d6f56d175cb62

    • SHA1

      a9dce8479e1ed01f9a4ed6b32108b9b7c4261d7f

    • SHA256

      a4aa5ba5512df4b7fb45096c22d9cfb6410591c1beac9cee1290bc3cf2e1c1f5

    • SHA512

      44f62536ae58e21c3c0123ae0a265891196d436579059cf657a7c75cfc9938ff194c1dc2b60d37f9a2261a7c31b4650b35b6f5475545186635c7e2c736ab8138

    • SSDEEP

      98304:fQRIh4uLuEEVqS5oryfPYtPRvG0pG4X3B9:nK95KswtE0pG4B9

    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