Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    db85f353e4d764abd792b9cea28c600791e1e48b9c253ff4f7d577fff5c9ade2

  • Size

    4.1MB

  • Sample

    240510-lref4sfg4v

  • MD5

    4bd3cff685df35bb216ef1f92e9b41cc

  • SHA1

    284467d3e5c7bf6355be18a4170ecc5b026b288b

  • SHA256

    db85f353e4d764abd792b9cea28c600791e1e48b9c253ff4f7d577fff5c9ade2

  • SHA512

    6eab90673bf3f48e8784981626d3803594079eaf7509f885802b7a814724ea82c966637e89ca453585175102e8a29f984b54d24fbde81d86afdf90b10a58f2c2

  • SSDEEP

    98304:h7K5Vl8ZqE20RUOYSTpt3v3LmeLqNDCMYVmo+6gmCPLhQD6SI84:ciZ6oxTpt3fKacDClMdRZ1gw84

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      db85f353e4d764abd792b9cea28c600791e1e48b9c253ff4f7d577fff5c9ade2

    • Size

      4.1MB

    • MD5

      4bd3cff685df35bb216ef1f92e9b41cc

    • SHA1

      284467d3e5c7bf6355be18a4170ecc5b026b288b

    • SHA256

      db85f353e4d764abd792b9cea28c600791e1e48b9c253ff4f7d577fff5c9ade2

    • SHA512

      6eab90673bf3f48e8784981626d3803594079eaf7509f885802b7a814724ea82c966637e89ca453585175102e8a29f984b54d24fbde81d86afdf90b10a58f2c2

    • SSDEEP

      98304:h7K5Vl8ZqE20RUOYSTpt3v3LmeLqNDCMYVmo+6gmCPLhQD6SI84:ciZ6oxTpt3fKacDClMdRZ1gw84

    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