Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    ed6bbd096457ec67d3757c9b23c0fc7cdb2d632db80daf16bc0b3b745813dbc6

  • Size

    4.2MB

  • Sample

    240420-nw6ghagd71

  • MD5

    a674a86f6ff06eb2ebedfd3438646795

  • SHA1

    8f5856370cfeb3b9418123ef3654866d80112682

  • SHA256

    ed6bbd096457ec67d3757c9b23c0fc7cdb2d632db80daf16bc0b3b745813dbc6

  • SHA512

    be33d369f6f6a4c23a5c18168cf78d14402947c9dadc57a2f4f8d1f9611ff913af674648912f945b51f052a053fba571cb3a291fdbf8b4803d9284e089bb692e

  • SSDEEP

    98304:KExeyMsyixS5pRc4vIUtzCuveHCg7xBa+u+nRu:KMby0Sruak17xwH

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      ed6bbd096457ec67d3757c9b23c0fc7cdb2d632db80daf16bc0b3b745813dbc6

    • Size

      4.2MB

    • MD5

      a674a86f6ff06eb2ebedfd3438646795

    • SHA1

      8f5856370cfeb3b9418123ef3654866d80112682

    • SHA256

      ed6bbd096457ec67d3757c9b23c0fc7cdb2d632db80daf16bc0b3b745813dbc6

    • SHA512

      be33d369f6f6a4c23a5c18168cf78d14402947c9dadc57a2f4f8d1f9611ff913af674648912f945b51f052a053fba571cb3a291fdbf8b4803d9284e089bb692e

    • SSDEEP

      98304:KExeyMsyixS5pRc4vIUtzCuveHCg7xBa+u+nRu:KMby0Sruak17xwH

    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