Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    927125edace983867b209ca94ff7c96017c02532c14b08be642d1f7b1d1d691a

  • Size

    4.2MB

  • Sample

    240420-z8q35aag9x

  • MD5

    6685e2156a153adde6c43c864f8ce036

  • SHA1

    3baa2e1b2b84e98a5582d542b36df23fca926d00

  • SHA256

    927125edace983867b209ca94ff7c96017c02532c14b08be642d1f7b1d1d691a

  • SHA512

    79981403fbc27ee07c6f5c13d84ba5f327be1569c3adfd00f682e94d61aabd4607e0dc2f116456fcfb525d48becf079ca9e05a4bdbbb784acd3e89aeacdb4466

  • SSDEEP

    98304:aB6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7Ou:nTFmTI8qKjKFA4r+dAh7RQUP

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      927125edace983867b209ca94ff7c96017c02532c14b08be642d1f7b1d1d691a

    • Size

      4.2MB

    • MD5

      6685e2156a153adde6c43c864f8ce036

    • SHA1

      3baa2e1b2b84e98a5582d542b36df23fca926d00

    • SHA256

      927125edace983867b209ca94ff7c96017c02532c14b08be642d1f7b1d1d691a

    • SHA512

      79981403fbc27ee07c6f5c13d84ba5f327be1569c3adfd00f682e94d61aabd4607e0dc2f116456fcfb525d48becf079ca9e05a4bdbbb784acd3e89aeacdb4466

    • SSDEEP

      98304:aB6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7Ou:nTFmTI8qKjKFA4r+dAh7RQUP

    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