Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    603b4aecc02226d7b8dc1dee97fb07e210e9b9eb8224895fbfc16c9790b07bc8

  • Size

    4.2MB

  • Sample

    240420-twl1race25

  • MD5

    0219f8beed3266816355697a14b7edd7

  • SHA1

    302d3e64a156e58ff147b3fb405a1cfbe6c68cfc

  • SHA256

    603b4aecc02226d7b8dc1dee97fb07e210e9b9eb8224895fbfc16c9790b07bc8

  • SHA512

    477e1fb611d1563f1a0369ba54f0a2532d82620556112189c56f92e9d4867e45b91222cbe24055bc24838256e15d93272797f8a80dea5b7582c2731c16c64c42

  • SSDEEP

    49152:Ar1oHj0tlV0f9s8MWzX04BUpcYbKwdRAyQZQ93cNVdRbmMzimZc5ZnjMAqqwRi8y:ABcwtA9b44emOBqNRUORBLE4AjzJ

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      603b4aecc02226d7b8dc1dee97fb07e210e9b9eb8224895fbfc16c9790b07bc8

    • Size

      4.2MB

    • MD5

      0219f8beed3266816355697a14b7edd7

    • SHA1

      302d3e64a156e58ff147b3fb405a1cfbe6c68cfc

    • SHA256

      603b4aecc02226d7b8dc1dee97fb07e210e9b9eb8224895fbfc16c9790b07bc8

    • SHA512

      477e1fb611d1563f1a0369ba54f0a2532d82620556112189c56f92e9d4867e45b91222cbe24055bc24838256e15d93272797f8a80dea5b7582c2731c16c64c42

    • SSDEEP

      49152:Ar1oHj0tlV0f9s8MWzX04BUpcYbKwdRAyQZQ93cNVdRbmMzimZc5ZnjMAqqwRi8y:ABcwtA9b44emOBqNRUORBLE4AjzJ

    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