Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    6192da64cf731561e8071fb1d26c97a4355270c2b18ec3c117f798c433dc7a8f

  • Size

    4.2MB

  • Sample

    240427-2bmesaab7z

  • MD5

    256bbc21550c4c4590884fa0b9bf90a4

  • SHA1

    518af71db5af093779ecd844d8c3ca779dc9d394

  • SHA256

    6192da64cf731561e8071fb1d26c97a4355270c2b18ec3c117f798c433dc7a8f

  • SHA512

    ba25c4749bdc52eaef9c8d4893029f43e9a2244df901ae383b23dc2b8e665e1a5a419d993b644d6847e0e3ea6b8158b74ab5a5453417f81ece5350747cf2fbf7

  • SSDEEP

    98304:famOmyh13YwSD+iffg9rOMOczucEEdNxQlfwo87Elwi0PG19:fTy8Jy4o9ecZxQhwo8IinPG19

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      6192da64cf731561e8071fb1d26c97a4355270c2b18ec3c117f798c433dc7a8f

    • Size

      4.2MB

    • MD5

      256bbc21550c4c4590884fa0b9bf90a4

    • SHA1

      518af71db5af093779ecd844d8c3ca779dc9d394

    • SHA256

      6192da64cf731561e8071fb1d26c97a4355270c2b18ec3c117f798c433dc7a8f

    • SHA512

      ba25c4749bdc52eaef9c8d4893029f43e9a2244df901ae383b23dc2b8e665e1a5a419d993b644d6847e0e3ea6b8158b74ab5a5453417f81ece5350747cf2fbf7

    • SSDEEP

      98304:famOmyh13YwSD+iffg9rOMOczucEEdNxQlfwo87Elwi0PG19:fTy8Jy4o9ecZxQhwo8IinPG19

    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