Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    6a4534ff585942e758550888370398f71f1d81feee535e9b7b7d383eb69fcb78

  • Size

    4.2MB

  • Sample

    240423-s69zwshe9z

  • MD5

    51cac502bc86cf5a85f7c1b346ab0e06

  • SHA1

    4a777e1798e87e5ac97cc29d088a0bd9853b32be

  • SHA256

    6a4534ff585942e758550888370398f71f1d81feee535e9b7b7d383eb69fcb78

  • SHA512

    c13182e92b6ad7913e26430acbd00ac968b7cfb384bc6bce46c337ba331587bb8561f82b5b3ca7aadeaacd8c91f2523b9d4cba8139a92d1bed87fc0096c4061e

  • SSDEEP

    98304:d+Gg6aXQ+/QyN9wV3/YhHbVpnwBVKjBiw+3St8KJ+:uXQwQ89A3/Y5DnwBWu3Q8Kw

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      6a4534ff585942e758550888370398f71f1d81feee535e9b7b7d383eb69fcb78

    • Size

      4.2MB

    • MD5

      51cac502bc86cf5a85f7c1b346ab0e06

    • SHA1

      4a777e1798e87e5ac97cc29d088a0bd9853b32be

    • SHA256

      6a4534ff585942e758550888370398f71f1d81feee535e9b7b7d383eb69fcb78

    • SHA512

      c13182e92b6ad7913e26430acbd00ac968b7cfb384bc6bce46c337ba331587bb8561f82b5b3ca7aadeaacd8c91f2523b9d4cba8139a92d1bed87fc0096c4061e

    • SSDEEP

      98304:d+Gg6aXQ+/QyN9wV3/YhHbVpnwBVKjBiw+3St8KJ+:uXQwQ89A3/Y5DnwBWu3Q8Kw

    Score
    10/10
    gluptebadropperevasionloaderupxdiscoverypersistencerootkit

    • 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