Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b1268f7a4c29945cc6bb3c6303b5dcd0a443c4d2be0847e454fb6d48d8f246e4

  • Size

    4.2MB

  • Sample

    240419-tjbn9age99

  • MD5

    21007b91650de676fe3ed6a54c446f46

  • SHA1

    a23dc19d41697e5fc9a8a8fb497235b523169fc7

  • SHA256

    b1268f7a4c29945cc6bb3c6303b5dcd0a443c4d2be0847e454fb6d48d8f246e4

  • SHA512

    8960796b8eb02bb5f32e4a518d4f4dadee8811b8df4515c7655ad207c2d94cf9d3f8c46188dfec8b62b0f7e8871e5e1e9129d0c0ceaa3a4796585d24ed520fcf

  • SSDEEP

    98304:noZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJeT:n3OuIEug7vwUGt7S+nKl

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      b1268f7a4c29945cc6bb3c6303b5dcd0a443c4d2be0847e454fb6d48d8f246e4

    • Size

      4.2MB

    • MD5

      21007b91650de676fe3ed6a54c446f46

    • SHA1

      a23dc19d41697e5fc9a8a8fb497235b523169fc7

    • SHA256

      b1268f7a4c29945cc6bb3c6303b5dcd0a443c4d2be0847e454fb6d48d8f246e4

    • SHA512

      8960796b8eb02bb5f32e4a518d4f4dadee8811b8df4515c7655ad207c2d94cf9d3f8c46188dfec8b62b0f7e8871e5e1e9129d0c0ceaa3a4796585d24ed520fcf

    • SSDEEP

      98304:noZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJeT:n3OuIEug7vwUGt7S+nKl

    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