Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    8aed6649413040ca218d0e5a69cd5d504596eda23014b1189f42cd65e5e1a7e5

  • Size

    4.2MB

  • Sample

    240420-tzarwsce98

  • MD5

    5d38a71733e9bca0f70329f5c7edc163

  • SHA1

    5c416465a04787594f594bf2e1f9cc53dc369724

  • SHA256

    8aed6649413040ca218d0e5a69cd5d504596eda23014b1189f42cd65e5e1a7e5

  • SHA512

    88406c73a77c5f9cc3e7adc6c6db76b51e144588b08876a964449260951a9c887ea49b492085755edf75171292198faaaf18e9f7dbbd499ccbedb9b67f119b58

  • SSDEEP

    49152:Ir1oHj0tlV0f9s8MWzX04BUpcYbKwdRAyQZQ93cNVdRbmMzimZc5ZnjMAqqwRi86:IBcwtA9b44emOBqNRUORBLE4Ajzh

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      8aed6649413040ca218d0e5a69cd5d504596eda23014b1189f42cd65e5e1a7e5

    • Size

      4.2MB

    • MD5

      5d38a71733e9bca0f70329f5c7edc163

    • SHA1

      5c416465a04787594f594bf2e1f9cc53dc369724

    • SHA256

      8aed6649413040ca218d0e5a69cd5d504596eda23014b1189f42cd65e5e1a7e5

    • SHA512

      88406c73a77c5f9cc3e7adc6c6db76b51e144588b08876a964449260951a9c887ea49b492085755edf75171292198faaaf18e9f7dbbd499ccbedb9b67f119b58

    • SSDEEP

      49152:Ir1oHj0tlV0f9s8MWzX04BUpcYbKwdRAyQZQ93cNVdRbmMzimZc5ZnjMAqqwRi86:IBcwtA9b44emOBqNRUORBLE4Ajzh

    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