Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8e4f421de98a29357f810bc8b03b0cdc25dcaa12cc5f33e2f35d878de08eff2f

  • Size

    4.2MB

  • Sample

    240426-3knjwaed49

  • MD5

    69f75ccbf11306bbb7c333a0a9353cc7

  • SHA1

    e6df275dd34a31fca9dba3fc69e4e5893ac7f448

  • SHA256

    8e4f421de98a29357f810bc8b03b0cdc25dcaa12cc5f33e2f35d878de08eff2f

  • SHA512

    6fd072e0f3aab7fb4fe14427cfb96341f4b99a9c627767ee0b82f56cdd12792a371f18b0ad39d9e295953381da4aa3e85632c6bb99de3e8b217e61fcd9864b86

  • SSDEEP

    98304:YkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQs:TuPAV2B0NRqB88FqJvA6j4GQd

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkit

Malware Config

Targets

    • Target

      8e4f421de98a29357f810bc8b03b0cdc25dcaa12cc5f33e2f35d878de08eff2f

    • Size

      4.2MB

    • MD5

      69f75ccbf11306bbb7c333a0a9353cc7

    • SHA1

      e6df275dd34a31fca9dba3fc69e4e5893ac7f448

    • SHA256

      8e4f421de98a29357f810bc8b03b0cdc25dcaa12cc5f33e2f35d878de08eff2f

    • SHA512

      6fd072e0f3aab7fb4fe14427cfb96341f4b99a9c627767ee0b82f56cdd12792a371f18b0ad39d9e295953381da4aa3e85632c6bb99de3e8b217e61fcd9864b86

    • SSDEEP

      98304:YkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQs:TuPAV2B0NRqB88FqJvA6j4GQd

    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