Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    fc3cfd089254e6729b8ca03dec69844507bafaa649de648beadc6bc2e468ddcd

  • Size

    4.1MB

  • Sample

    240519-kxtmjsbc88

  • MD5

    4275f39e8cdf6fa3ab1fd534d039c027

  • SHA1

    71f414e429ca49cfe33d301618924d35bccc5be7

  • SHA256

    fc3cfd089254e6729b8ca03dec69844507bafaa649de648beadc6bc2e468ddcd

  • SHA512

    e5a749d07d1eb4190dc189aaeca8e3ef4d8934fdb817edc82f79115a5129d7aee6894ba198f30ac6902f37101ef40ee0028b3cca4c3b80d8cca0cb32768361e5

  • SSDEEP

    98304:ovCQaDBnSWO/B+XxjapSyZlG1PnsYHdaWgIg92gsnC3bzMZh6P1P:ovC3DFSWO/BjYGk1PnXHoWWZ1za6NP

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      fc3cfd089254e6729b8ca03dec69844507bafaa649de648beadc6bc2e468ddcd

    • Size

      4.1MB

    • MD5

      4275f39e8cdf6fa3ab1fd534d039c027

    • SHA1

      71f414e429ca49cfe33d301618924d35bccc5be7

    • SHA256

      fc3cfd089254e6729b8ca03dec69844507bafaa649de648beadc6bc2e468ddcd

    • SHA512

      e5a749d07d1eb4190dc189aaeca8e3ef4d8934fdb817edc82f79115a5129d7aee6894ba198f30ac6902f37101ef40ee0028b3cca4c3b80d8cca0cb32768361e5

    • SSDEEP

      98304:ovCQaDBnSWO/B+XxjapSyZlG1PnsYHdaWgIg92gsnC3bzMZh6P1P:ovC3DFSWO/BjYGk1PnXHoWWZ1za6NP

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Command and Control

Exfiltration

Impact

Tasks