Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    87896780b314d4f09c05ff56975b0124b09790bf9c2f163edc9f678065af9476

  • Size

    4.2MB

  • Sample

    240423-ss613shd2s

  • MD5

    34b6207677d2fffb55b3b96e3b4dcb8f

  • SHA1

    450ab9244867d3b8e782abc737b8f5518c164363

  • SHA256

    87896780b314d4f09c05ff56975b0124b09790bf9c2f163edc9f678065af9476

  • SHA512

    2ac39dfa81bf5c1be649b280db054fcebcc981ff0ed43748ea157a29d6beac2d1b3d6bb10512412316099a11c1be2408e4e84072b75a9d0d19676ff6521134ca

  • SSDEEP

    98304:ZYLCMptDmsu+9iprwjFTOTj/zIJhxobwLXF8FmbNEpdL19bKo:NkDFH9njBOTWhxocJmmbsdxhp

Score
10/10
gluptebadiscoverydropperevasionloaderpersistenceupx

Malware Config

Targets

    • Target

      87896780b314d4f09c05ff56975b0124b09790bf9c2f163edc9f678065af9476

    • Size

      4.2MB

    • MD5

      34b6207677d2fffb55b3b96e3b4dcb8f

    • SHA1

      450ab9244867d3b8e782abc737b8f5518c164363

    • SHA256

      87896780b314d4f09c05ff56975b0124b09790bf9c2f163edc9f678065af9476

    • SHA512

      2ac39dfa81bf5c1be649b280db054fcebcc981ff0ed43748ea157a29d6beac2d1b3d6bb10512412316099a11c1be2408e4e84072b75a9d0d19676ff6521134ca

    • SSDEEP

      98304:ZYLCMptDmsu+9iprwjFTOTj/zIJhxobwLXF8FmbNEpdL19bKo:NkDFH9njBOTWhxocJmmbsdxhp

    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