Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    7573b969841ca3e34fe7b00d573d10f90a93b4811ff2e63d23025c119b261e0d

  • Size

    4.2MB

  • Sample

    240419-xx13vada65

  • MD5

    c055c43fe8761a1ea82c73ca1eb27724

  • SHA1

    526543a67de000c3cbb7d04b2e7a42a4941a3a44

  • SHA256

    7573b969841ca3e34fe7b00d573d10f90a93b4811ff2e63d23025c119b261e0d

  • SHA512

    a7f75ba83dc49bed2e9a2bf67c5453207b7e74cb40a7c92a4a8fea43506769a3d9f6c1ce919860fea2e55b9d9ab19e1df4c0f5621295c9d0c395a321e7dd8da2

  • SSDEEP

    98304:BqrB5wn4OMCZOc7+DuxcvwRwKkZb9A25YIHnzSUGXdTRu1L6X:uBo4d4+DucuGBGNT0Lm

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      7573b969841ca3e34fe7b00d573d10f90a93b4811ff2e63d23025c119b261e0d

    • Size

      4.2MB

    • MD5

      c055c43fe8761a1ea82c73ca1eb27724

    • SHA1

      526543a67de000c3cbb7d04b2e7a42a4941a3a44

    • SHA256

      7573b969841ca3e34fe7b00d573d10f90a93b4811ff2e63d23025c119b261e0d

    • SHA512

      a7f75ba83dc49bed2e9a2bf67c5453207b7e74cb40a7c92a4a8fea43506769a3d9f6c1ce919860fea2e55b9d9ab19e1df4c0f5621295c9d0c395a321e7dd8da2

    • SSDEEP

      98304:BqrB5wn4OMCZOc7+DuxcvwRwKkZb9A25YIHnzSUGXdTRu1L6X:uBo4d4+DucuGBGNT0Lm

    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