Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1

  • Size

    4.1MB

  • Sample

    240519-gc411ada28

  • MD5

    1e623d7c4721c380f4e652eb98b61aba

  • SHA1

    91b7de52a45b05efa710242b6dd54bb6dac41749

  • SHA256

    d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1

  • SHA512

    1afdb315921a29ba85597df7b4d732d8d5df0edc8cf36b5fe7a9984695a94eada9a2b263ea8d57d5ccb7dbf1c757391d7fc6c829fd32d2513c09e9c604c9c9d4

  • SSDEEP

    98304:cWlQWNKQPwrulMpohZQjk4lnBk2/sgseYryCqOgI7KD2bsOvJZ+2+Y6:cW16ulMesXlnBp/sjruCqmtIOval

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1

    • Size

      4.1MB

    • MD5

      1e623d7c4721c380f4e652eb98b61aba

    • SHA1

      91b7de52a45b05efa710242b6dd54bb6dac41749

    • SHA256

      d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1

    • SHA512

      1afdb315921a29ba85597df7b4d732d8d5df0edc8cf36b5fe7a9984695a94eada9a2b263ea8d57d5ccb7dbf1c757391d7fc6c829fd32d2513c09e9c604c9c9d4

    • SSDEEP

      98304:cWlQWNKQPwrulMpohZQjk4lnBk2/sgseYryCqOgI7KD2bsOvJZ+2+Y6:cW16ulMesXlnBp/sjruCqmtIOval

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Command and Control

Exfiltration

Impact

Tasks