Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    1de387654f61a0c348ff00ff0002cef7f8cb3bcd3a550f010866820aea28898c

  • Size

    4.1MB

  • Sample

    240421-qdayzsce3z

  • MD5

    a74888ba0ad66d647b5a24ad2ecd8b8d

  • SHA1

    3adb4202f155f268a9b303c8dd2c2afaf0d76163

  • SHA256

    1de387654f61a0c348ff00ff0002cef7f8cb3bcd3a550f010866820aea28898c

  • SHA512

    f7f142a28a14650939fd1a614a112c0413421e28355bd07362a0ebd7b47f8108e55f41ed740a801a518f54d708a372b24877b39ee4423996ea9d33df9e9707c1

  • SSDEEP

    98304:Qupp3WUkLaIVxVQ5Lfi8+DAGSBgUwbhlmIRT0sLJ5h:N24wrgi8oddlbP

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      1de387654f61a0c348ff00ff0002cef7f8cb3bcd3a550f010866820aea28898c

    • Size

      4.1MB

    • MD5

      a74888ba0ad66d647b5a24ad2ecd8b8d

    • SHA1

      3adb4202f155f268a9b303c8dd2c2afaf0d76163

    • SHA256

      1de387654f61a0c348ff00ff0002cef7f8cb3bcd3a550f010866820aea28898c

    • SHA512

      f7f142a28a14650939fd1a614a112c0413421e28355bd07362a0ebd7b47f8108e55f41ed740a801a518f54d708a372b24877b39ee4423996ea9d33df9e9707c1

    • SSDEEP

      98304:Qupp3WUkLaIVxVQ5Lfi8+DAGSBgUwbhlmIRT0sLJ5h:N24wrgi8oddlbP

    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

    • Suspicious use of SetThreadContext

    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