Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    fb7dcb6f17bc73e51dc9629e34163174f3931dbca95305d6bf18543f5cb9ec86

  • Size

    4.2MB

  • Sample

    240419-tbt6mahc4t

  • MD5

    8465b6d948021b454f089ec9eb7f71fe

  • SHA1

    1e230cfdb5a9f4101931f2e7cb9afc4ecc2646d5

  • SHA256

    fb7dcb6f17bc73e51dc9629e34163174f3931dbca95305d6bf18543f5cb9ec86

  • SHA512

    4b618090d857731541bf3ef828ab17ca6ae715e15fc4aceab7814c42d33a401a0070dea6e7d789447340031fe54a32cf3df51658020db26bab5c219f53306c9a

  • SSDEEP

    98304:foZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJeN:f3OuIEug7vwUGt7S+nKD

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      fb7dcb6f17bc73e51dc9629e34163174f3931dbca95305d6bf18543f5cb9ec86

    • Size

      4.2MB

    • MD5

      8465b6d948021b454f089ec9eb7f71fe

    • SHA1

      1e230cfdb5a9f4101931f2e7cb9afc4ecc2646d5

    • SHA256

      fb7dcb6f17bc73e51dc9629e34163174f3931dbca95305d6bf18543f5cb9ec86

    • SHA512

      4b618090d857731541bf3ef828ab17ca6ae715e15fc4aceab7814c42d33a401a0070dea6e7d789447340031fe54a32cf3df51658020db26bab5c219f53306c9a

    • SSDEEP

      98304:foZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJeN:f3OuIEug7vwUGt7S+nKD

    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