Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    8faf805ee985ec1c1f9433fee7e2a4827d64a5b19327d4e7710f31d259637f24

  • Size

    4.2MB

  • Sample

    240419-2nt1dshe33

  • MD5

    b413116e9122e54828de168502cf3316

  • SHA1

    75b3d573fa4ffaed32d1aeaa548b9db874ccf277

  • SHA256

    8faf805ee985ec1c1f9433fee7e2a4827d64a5b19327d4e7710f31d259637f24

  • SHA512

    f6bc90690e144c0c2bc951d64bbc16c653d50cd7c3f939849c992aa176ed27e6b6f651388a7cebedf5bdb0ff150023b2ba5f89768ecacf7dfe76448538e15004

  • SSDEEP

    98304:v/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGo:ndVQtLoTZDg5GO9Bqlcg

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      8faf805ee985ec1c1f9433fee7e2a4827d64a5b19327d4e7710f31d259637f24

    • Size

      4.2MB

    • MD5

      b413116e9122e54828de168502cf3316

    • SHA1

      75b3d573fa4ffaed32d1aeaa548b9db874ccf277

    • SHA256

      8faf805ee985ec1c1f9433fee7e2a4827d64a5b19327d4e7710f31d259637f24

    • SHA512

      f6bc90690e144c0c2bc951d64bbc16c653d50cd7c3f939849c992aa176ed27e6b6f651388a7cebedf5bdb0ff150023b2ba5f89768ecacf7dfe76448538e15004

    • SSDEEP

      98304:v/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGo:ndVQtLoTZDg5GO9Bqlcg

    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