Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    efde6e7339bba5d9a33f8dfd084f6d2209dbe7960ed8bf7960c05fe7d7de9acc

  • Size

    4.2MB

  • Sample

    240420-sjf4asbg6s

  • MD5

    1d74dbbae5bf066eb22ed98eba77e930

  • SHA1

    efca87f334f55ffecb92e598f561423186f724b3

  • SHA256

    efde6e7339bba5d9a33f8dfd084f6d2209dbe7960ed8bf7960c05fe7d7de9acc

  • SHA512

    69b040807f008a4c40d12320e3df34655a8c64771456f3d20f47b9fe059a5728636629fbc13667acd22aa1b65846385a6ce96a8a6be0847e25db2002756f85ac

  • SSDEEP

    49152:BKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2Sf:oOLEfT6eYBhfhWV+b2vbWNq2SbuhRq

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      efde6e7339bba5d9a33f8dfd084f6d2209dbe7960ed8bf7960c05fe7d7de9acc

    • Size

      4.2MB

    • MD5

      1d74dbbae5bf066eb22ed98eba77e930

    • SHA1

      efca87f334f55ffecb92e598f561423186f724b3

    • SHA256

      efde6e7339bba5d9a33f8dfd084f6d2209dbe7960ed8bf7960c05fe7d7de9acc

    • SHA512

      69b040807f008a4c40d12320e3df34655a8c64771456f3d20f47b9fe059a5728636629fbc13667acd22aa1b65846385a6ce96a8a6be0847e25db2002756f85ac

    • SSDEEP

      49152:BKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2Sf:oOLEfT6eYBhfhWV+b2vbWNq2SbuhRq

    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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks