Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    26e488de24513b35ac1a7d5d8602d9ac9ae6e452259a9b7333c6e11069af3b0f

  • Size

    4.1MB

  • Sample

    240519-b1at6sbg62

  • MD5

    da75255c8e2b23bcdbd9267ba95f3ed5

  • SHA1

    aa130c65f387a48dedfb30eb48d59311dbfe0867

  • SHA256

    26e488de24513b35ac1a7d5d8602d9ac9ae6e452259a9b7333c6e11069af3b0f

  • SHA512

    15beaab4ed1ac27d8278e44b1111d816ba2798ca731d496120727ec1b649f72f96ac548e94e40a205beab774c55d0839ec058b5967a7cc35ca85be8458508c3a

  • SSDEEP

    98304:yf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFw:Bos8riuQnYS21lsngzdH/0ga

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      26e488de24513b35ac1a7d5d8602d9ac9ae6e452259a9b7333c6e11069af3b0f

    • Size

      4.1MB

    • MD5

      da75255c8e2b23bcdbd9267ba95f3ed5

    • SHA1

      aa130c65f387a48dedfb30eb48d59311dbfe0867

    • SHA256

      26e488de24513b35ac1a7d5d8602d9ac9ae6e452259a9b7333c6e11069af3b0f

    • SHA512

      15beaab4ed1ac27d8278e44b1111d816ba2798ca731d496120727ec1b649f72f96ac548e94e40a205beab774c55d0839ec058b5967a7cc35ca85be8458508c3a

    • SSDEEP

      98304:yf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFw:Bos8riuQnYS21lsngzdH/0ga

    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