Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    441e7ca45ce5fbb847c7b7a3367243a21ab086167caf7a5ff5d5d521ac5517d3

  • Size

    4.2MB

  • Sample

    240419-ba65pach4z

  • MD5

    7a4e750e25c30a1fbcb0c70b0c56dc9b

  • SHA1

    f557e89cc813ad265a2b216a92b006dd8c881960

  • SHA256

    441e7ca45ce5fbb847c7b7a3367243a21ab086167caf7a5ff5d5d521ac5517d3

  • SHA512

    27ee50103a70bc0af5e2de8d601bdd6a897bcad6875bcb4663eb050fd4b97f6f9ad815f63986e0597065cf82eff23a9ef94de0204954fb7e9d7441fb849546ae

  • SSDEEP

    98304:ieU9Bh0ZpWG7460rhxj0FMVy+9LgCbGoD1OyJCOsGUxDW88A2xBQ0r:C9j0jWE+llaMVy+90CpOuCOqDWtA2xBX

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      441e7ca45ce5fbb847c7b7a3367243a21ab086167caf7a5ff5d5d521ac5517d3

    • Size

      4.2MB

    • MD5

      7a4e750e25c30a1fbcb0c70b0c56dc9b

    • SHA1

      f557e89cc813ad265a2b216a92b006dd8c881960

    • SHA256

      441e7ca45ce5fbb847c7b7a3367243a21ab086167caf7a5ff5d5d521ac5517d3

    • SHA512

      27ee50103a70bc0af5e2de8d601bdd6a897bcad6875bcb4663eb050fd4b97f6f9ad815f63986e0597065cf82eff23a9ef94de0204954fb7e9d7441fb849546ae

    • SSDEEP

      98304:ieU9Bh0ZpWG7460rhxj0FMVy+9LgCbGoD1OyJCOsGUxDW88A2xBQ0r:C9j0jWE+llaMVy+90CpOuCOqDWtA2xBX

    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