Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    55af8d92ec2471d128d30d79938992e81cb34413aedace5a43aedba9f8d75cd0

  • Size

    4.2MB

  • Sample

    240423-pdsncsgb28

  • MD5

    1b7295163806c6ee84088a9f2309ff54

  • SHA1

    747d24c07c994d5637a1359ca9a0ee4ac6125c72

  • SHA256

    55af8d92ec2471d128d30d79938992e81cb34413aedace5a43aedba9f8d75cd0

  • SHA512

    680fecf5822f13ac22a2b62ba11ca90318e9178483bb9ab7372860369ba351523160ddbb34f275c5e2d8c82da2fe16aa71a2512c11432d65c76cca16ebb0f6e3

  • SSDEEP

    98304:69dcOUBEbybSH36R/JhlYZJkRBAK/yVZyNfNI1XCYNEQ:YyBJSqZXeZGRgrygZB

Score
10/10
gluptebadiscoverydropperevasionloaderpersistenceupx

Malware Config

Targets

    • Target

      55af8d92ec2471d128d30d79938992e81cb34413aedace5a43aedba9f8d75cd0

    • Size

      4.2MB

    • MD5

      1b7295163806c6ee84088a9f2309ff54

    • SHA1

      747d24c07c994d5637a1359ca9a0ee4ac6125c72

    • SHA256

      55af8d92ec2471d128d30d79938992e81cb34413aedace5a43aedba9f8d75cd0

    • SHA512

      680fecf5822f13ac22a2b62ba11ca90318e9178483bb9ab7372860369ba351523160ddbb34f275c5e2d8c82da2fe16aa71a2512c11432d65c76cca16ebb0f6e3

    • SSDEEP

      98304:69dcOUBEbybSH36R/JhlYZJkRBAK/yVZyNfNI1XCYNEQ:YyBJSqZXeZGRgrygZB

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistenceupx

    • 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

    • 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