Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    843b947c53c5c2af2469d0ca781468870c0064b2225b4fdecc11e6cc24951ec8

  • Size

    4.2MB

  • Sample

    240419-yszjwseh41

  • MD5

    1c55bf2921a2794845b046dd317ab941

  • SHA1

    558f6c725d67c19fd115e181d558a61deb5e62c3

  • SHA256

    843b947c53c5c2af2469d0ca781468870c0064b2225b4fdecc11e6cc24951ec8

  • SHA512

    aa72e9ae7b77994b42f7d82eee00ca1bbfb8522597bd226c4cee3438d904fb673b6e89348e366e5a86aa452dad38d1f5b64a14bbda01f5fdb1c7459d0825746b

  • SSDEEP

    98304:p00QK3N3Jc8wpX9Ml+P+WnP01raAvqFLRTemOJzdkXGp:rpJcNpX++PyaASVpB6k4

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      843b947c53c5c2af2469d0ca781468870c0064b2225b4fdecc11e6cc24951ec8

    • Size

      4.2MB

    • MD5

      1c55bf2921a2794845b046dd317ab941

    • SHA1

      558f6c725d67c19fd115e181d558a61deb5e62c3

    • SHA256

      843b947c53c5c2af2469d0ca781468870c0064b2225b4fdecc11e6cc24951ec8

    • SHA512

      aa72e9ae7b77994b42f7d82eee00ca1bbfb8522597bd226c4cee3438d904fb673b6e89348e366e5a86aa452dad38d1f5b64a14bbda01f5fdb1c7459d0825746b

    • SSDEEP

      98304:p00QK3N3Jc8wpX9Ml+P+WnP01raAvqFLRTemOJzdkXGp:rpJcNpX++PyaASVpB6k4

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistenceupxrootkit

    • 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