Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    769a2271e023a176150f121941025e07722a8ac7a45efbadd1f8018b528083d3

  • Size

    4.2MB

  • Sample

    240420-z8sa7aac56

  • MD5

    ed8593e5f283b8088fbdc61de4dc48d2

  • SHA1

    56be3c8af7b97b0e3ed033a53a8fc056528321d5

  • SHA256

    769a2271e023a176150f121941025e07722a8ac7a45efbadd1f8018b528083d3

  • SHA512

    9505a39dabf78ae5461cdff430147bc995c5cd6523dd87688338c7344903817c180adfdcff971ffd22b3d854adfa711c73812bbde59d302a064152ec8aab7023

  • SSDEEP

    98304:SB6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7Ow:PTFmTI8qKjKFA4r+dAh7RQUh

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      769a2271e023a176150f121941025e07722a8ac7a45efbadd1f8018b528083d3

    • Size

      4.2MB

    • MD5

      ed8593e5f283b8088fbdc61de4dc48d2

    • SHA1

      56be3c8af7b97b0e3ed033a53a8fc056528321d5

    • SHA256

      769a2271e023a176150f121941025e07722a8ac7a45efbadd1f8018b528083d3

    • SHA512

      9505a39dabf78ae5461cdff430147bc995c5cd6523dd87688338c7344903817c180adfdcff971ffd22b3d854adfa711c73812bbde59d302a064152ec8aab7023

    • SSDEEP

      98304:SB6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7Ow:PTFmTI8qKjKFA4r+dAh7RQUh

    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