Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    d8f51a68fb44f7cc9fe241e8c95b00c23440f8bd6d1a0969003b8aea1dbf6912

  • Size

    4.1MB

  • Sample

    240517-je8s3sfg5t

  • MD5

    750a1eda2b6bc78ba43853949fca2b03

  • SHA1

    b766c146a67d891a54c54cf145c4c24d8330e940

  • SHA256

    d8f51a68fb44f7cc9fe241e8c95b00c23440f8bd6d1a0969003b8aea1dbf6912

  • SHA512

    24f0b70f01ba1274bb0b6f0864dc2bdf103e4137982a4c61951780e82b4a76a73839b5d61a3e4db6def09ab35fb552675ef0769a2b864375ee68dd9396a7f44a

  • SSDEEP

    98304:40IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLi:jIU7SlV8K2X2AhEHFgekct

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      d8f51a68fb44f7cc9fe241e8c95b00c23440f8bd6d1a0969003b8aea1dbf6912

    • Size

      4.1MB

    • MD5

      750a1eda2b6bc78ba43853949fca2b03

    • SHA1

      b766c146a67d891a54c54cf145c4c24d8330e940

    • SHA256

      d8f51a68fb44f7cc9fe241e8c95b00c23440f8bd6d1a0969003b8aea1dbf6912

    • SHA512

      24f0b70f01ba1274bb0b6f0864dc2bdf103e4137982a4c61951780e82b4a76a73839b5d61a3e4db6def09ab35fb552675ef0769a2b864375ee68dd9396a7f44a

    • SSDEEP

      98304:40IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLi:jIU7SlV8K2X2AhEHFgekct

    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