Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    51d91d0caf282ff0972c218156482f98d3a8cc949dad9ee3489c0e2fc7d092ec

  • Size

    4.1MB

  • Sample

    240511-njbflaea4w

  • MD5

    7ad1d8431b9ec699450e29997c7deed6

  • SHA1

    0139d223ee450a2a161bf8e7a7cc2b830d0fade6

  • SHA256

    51d91d0caf282ff0972c218156482f98d3a8cc949dad9ee3489c0e2fc7d092ec

  • SHA512

    7728be4e38837c050769a7c7e3cedf78866e82034c8fc360a39c9f4b2a2f764ebd670dcb39a70c05fb0cde12db9f9f933325c7597cfc0b25684313e1da2c2432

  • SSDEEP

    98304:ValdxVYbeltggr6p7qKtgoJu9O6Qxc6qPeInuZKahKn+3Qm:6xq6ggrt/os9O/WxuFhK+Am

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      51d91d0caf282ff0972c218156482f98d3a8cc949dad9ee3489c0e2fc7d092ec

    • Size

      4.1MB

    • MD5

      7ad1d8431b9ec699450e29997c7deed6

    • SHA1

      0139d223ee450a2a161bf8e7a7cc2b830d0fade6

    • SHA256

      51d91d0caf282ff0972c218156482f98d3a8cc949dad9ee3489c0e2fc7d092ec

    • SHA512

      7728be4e38837c050769a7c7e3cedf78866e82034c8fc360a39c9f4b2a2f764ebd670dcb39a70c05fb0cde12db9f9f933325c7597cfc0b25684313e1da2c2432

    • SSDEEP

      98304:ValdxVYbeltggr6p7qKtgoJu9O6Qxc6qPeInuZKahKn+3Qm:6xq6ggrt/os9O/WxuFhK+Am

    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