Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    ebe551a72417d8584af233f1b5f75c16760aa3b8c91ab806d7367a27f387b39b

  • Size

    4.1MB

  • Sample

    240427-frbsbsbf72

  • MD5

    e2bc55bbd1efd54bc687b6b901eb3d00

  • SHA1

    21bb122f43aa55cafe780de52419a68187f61b02

  • SHA256

    ebe551a72417d8584af233f1b5f75c16760aa3b8c91ab806d7367a27f387b39b

  • SHA512

    ea87ca07a739a4fbf302035a3c439136cc0fb876fb7113df0dcd0cde7652cafa7a0d00e291aee454c496f35e54c3944383116bdd73573b1895841538ddc1419f

  • SSDEEP

    98304:uDH7OPmPIYOb+xaC5Bg1F04wxr3ayvMabi9N:uDH7OPeI9Kxb52Fw1ay/G

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkit

Malware Config

Targets

    • Target

      ebe551a72417d8584af233f1b5f75c16760aa3b8c91ab806d7367a27f387b39b

    • Size

      4.1MB

    • MD5

      e2bc55bbd1efd54bc687b6b901eb3d00

    • SHA1

      21bb122f43aa55cafe780de52419a68187f61b02

    • SHA256

      ebe551a72417d8584af233f1b5f75c16760aa3b8c91ab806d7367a27f387b39b

    • SHA512

      ea87ca07a739a4fbf302035a3c439136cc0fb876fb7113df0dcd0cde7652cafa7a0d00e291aee454c496f35e54c3944383116bdd73573b1895841538ddc1419f

    • SSDEEP

      98304:uDH7OPmPIYOb+xaC5Bg1F04wxr3ayvMabi9N:uDH7OPeI9Kxb52Fw1ay/G

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkit

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • 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