Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    521fd61ce2a49737ec6e7d7e3dfaa9641e9272a601a7d7cb785991d8d74fa28d

  • Size

    4.1MB

  • Sample

    240517-xytedsec81

  • MD5

    4e689fdae180cd303f99c2f3bcf6b005

  • SHA1

    ec9da5fd18cee72a680b584d9ca0d685679083ae

  • SHA256

    521fd61ce2a49737ec6e7d7e3dfaa9641e9272a601a7d7cb785991d8d74fa28d

  • SHA512

    c0494c714923957748db71f4ebfdc63798dafdf32be37d924388c2aa7d6859ee5c627b6eaaa1a4ff715f88575999ea781f61e1db6534b66c8340e5d1264d4f68

  • SSDEEP

    98304:iZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJ4:oufQJ+wrvRp/OL3LVxY3GFuq2BkwJ4

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      521fd61ce2a49737ec6e7d7e3dfaa9641e9272a601a7d7cb785991d8d74fa28d

    • Size

      4.1MB

    • MD5

      4e689fdae180cd303f99c2f3bcf6b005

    • SHA1

      ec9da5fd18cee72a680b584d9ca0d685679083ae

    • SHA256

      521fd61ce2a49737ec6e7d7e3dfaa9641e9272a601a7d7cb785991d8d74fa28d

    • SHA512

      c0494c714923957748db71f4ebfdc63798dafdf32be37d924388c2aa7d6859ee5c627b6eaaa1a4ff715f88575999ea781f61e1db6534b66c8340e5d1264d4f68

    • SSDEEP

      98304:iZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJ4:oufQJ+wrvRp/OL3LVxY3GFuq2BkwJ4

    Score
    10/10
    gluptebadropperevasionexecutionloaderpersistenceupxdiscoveryrootkit

    • 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