Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    3dca82e08a7b86c5d3de1ea212b7d01cbe6ac61ff29c893c97bf3ee12ee6ddbd

  • Size

    4.2MB

  • Sample

    240420-j6958acd27

  • MD5

    5f2487ded6768e0d2869e6825a7d9e4f

  • SHA1

    112b2535a6e692cfa867dc932443c3b6f580280f

  • SHA256

    3dca82e08a7b86c5d3de1ea212b7d01cbe6ac61ff29c893c97bf3ee12ee6ddbd

  • SHA512

    1a941898b9421bd879c4e75b9073768fa02b02abd68138c7d7665b043d6ef201a0d5130ef03f81e3989f69dae40767652149b7e1665cd518a7cc656bdd624865

  • SSDEEP

    98304:iS8Tc81AzKVcNOUNHF6RiNP154spKvDdhObEo7QvVY0ryRAf1Tp7ORv:TEcJzF4UNHqA/dsmoVS4YAf19s

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      3dca82e08a7b86c5d3de1ea212b7d01cbe6ac61ff29c893c97bf3ee12ee6ddbd

    • Size

      4.2MB

    • MD5

      5f2487ded6768e0d2869e6825a7d9e4f

    • SHA1

      112b2535a6e692cfa867dc932443c3b6f580280f

    • SHA256

      3dca82e08a7b86c5d3de1ea212b7d01cbe6ac61ff29c893c97bf3ee12ee6ddbd

    • SHA512

      1a941898b9421bd879c4e75b9073768fa02b02abd68138c7d7665b043d6ef201a0d5130ef03f81e3989f69dae40767652149b7e1665cd518a7cc656bdd624865

    • SSDEEP

      98304:iS8Tc81AzKVcNOUNHF6RiNP154spKvDdhObEo7QvVY0ryRAf1Tp7ORv:TEcJzF4UNHqA/dsmoVS4YAf19s

    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